/* roulang page: index */
/* ======== 设计变量 ======== */
        :root {
            --bg-primary: #0C0A0F;
            --bg-secondary: #12101A;
            --bg-card: #1C1522;
            --bg-card-hover: #231925;
            --bg-deep: #0A070D;
            --brand-1: #C62A5C;
            --brand-2: #E8A33D;
            --brand-gradient: linear-gradient(135deg, #C62A5C 0%, #E8A33D 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(198,42,92,0.18) 0%, rgba(232,163,61,0.14) 100%);
            --brand-glow: 0 0 40px rgba(198,42,92,0.35), 0 0 80px rgba(232,163,61,0.15);
            --text-primary: #F5F0EB;
            --text-secondary: #B8AEBF;
            --text-muted: #7D7287;
            --success: #2BD47A;
            --warning: #F2A541;
            --danger: #E5484D;
            --border-light: rgba(255,255,255,0.06);
            --border-hover: rgba(255,255,255,0.14);
            --radius-card: 24px;
            --radius-sm: 14px;
            --radius-xs: 10px;
            --radius-btn: 999px;
            --shadow-card: 0 12px 40px rgba(0,0,0,0.45);
            --shadow-hover: 0 20px 60px rgba(0,0,0,0.55);
            --shadow-glow: 0 8px 40px rgba(198,42,92,0.25);
            --transition: all 0.25s ease;
            --transition-slow: all 0.4s ease;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-numeric: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            --container-max: 1200px;
        }

        /* ======== Reset / Base ======== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 15px;
            overflow-x: hidden;
            min-height: 100vh;
        }
        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--brand-2);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        :focus-visible {
            outline: 2px solid var(--brand-2);
            outline-offset: 3px;
            border-radius: 4px;
        }
        ul, ol {
            list-style: none;
        }

        /* ======== 容器 ======== */
        .zz-container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .zz-container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ======== Header / Nav ======== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(12,10,15,0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0,0,0,0.4);
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }
        .nav-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 18px;
            box-shadow: var(--shadow-glow);
        }
        .nav-logo .logo-text {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-search {
            flex: 1;
            min-width: 280px;
            max-width: 600px;
            position: relative;
        }
        .nav-search input {
            width: 100%;
            padding: 11px 44px 11px 44px;
            border-radius: var(--radius-btn);
            background: rgba(255,255,255,0.06);
            border: 1px solid var(--border-light);
            color: var(--text-primary);
            font-size: 14px;
            transition: var(--transition);
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-search input:focus {
            border-color: var(--brand-2);
            background: rgba(255,255,255,0.08);
            box-shadow: 0 0 0 3px rgba(232,163,61,0.18);
        }
        .nav-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
        }
        .nav-search .search-mic {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            cursor: pointer;
        }
        .nav-toggle {
            display: none;
            flex-shrink: 0;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            border: 1px solid var(--border-light);
            color: var(--text-primary);
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            border-color: var(--border-hover);
            background: rgba(255,255,255,0.06);
        }
        .nav-cats {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 6px;
            margin-top: 10px;
            flex-wrap: wrap;
        }
        .nav-cats a {
            padding: 7px 16px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-cats a:hover {
            color: var(--text-primary);
            background: rgba(255,255,255,0.05);
            border-color: var(--border-light);
        }
        .nav-cats a.active {
            color: #fff;
            background: var(--brand-gradient);
            font-weight: 600;
            box-shadow: var(--shadow-glow);
        }
        @media (max-width: 1024px) {
            .nav-search {
                min-width: 200px;
            }
        }
        @media (max-width: 640px) {
            .nav-main {
                gap: 10px;
                flex-wrap: nowrap;
            }
            .nav-logo .logo-text {
                font-size: 16px;
            }
            .nav-logo .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 14px;
                border-radius: 10px;
            }
            .nav-search {
                min-width: auto;
                flex: 1;
                max-width: none;
            }
            .nav-search input {
                padding: 10px 38px 10px 38px;
                font-size: 13px;
            }
            .nav-search .search-icon {
                left: 12px;
                font-size: 12px;
            }
            .nav-search .search-mic {
                right: 12px;
                font-size: 12px;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cats {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 10px 0 4px;
            }
            .nav-cats.open {
                display: flex;
            }
            .nav-cats a {
                padding: 10px 14px;
                font-size: 14px;
                border-radius: 12px;
                text-align: center;
            }
        }

        /* ======== Section 通用 ======== */
        .zz-section {
            padding: 64px 0;
        }
        .zz-section-sm {
            padding: 40px 0;
        }
        .zz-section-tight {
            padding: 32px 0;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: var(--brand-2);
            margin-bottom: 10px;
        }
        .section-label::before {
            content: '';
            width: 18px;
            height: 2px;
            background: var(--brand-gradient);
            border-radius: 2px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 640px;
            margin-bottom: 32px;
        }
        @media (max-width: 640px) {
            .zz-section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 14px;
            }
        }

        /* ======== 按钮 ======== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .btn-brand {
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: var(--shadow-glow);
        }
        .btn-brand:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 44px rgba(198,42,92,0.4);
            filter: brightness(1.1);
        }
        .btn-brand:active {
            transform: translateY(0);
            filter: brightness(0.95);
        }
        .btn-ghost {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-hover);
            backdrop-filter: blur(4px);
        }
        .btn-ghost:hover {
            color: var(--brand-2);
            border-color: var(--brand-2);
            background: rgba(198,42,92,0.08);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 15px 36px;
            font-size: 16px;
        }
        .btn-block {
            width: 100%;
        }

        /* ======== 卡片 ======== */
        .zz-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            overflow: hidden;
        }
        .zz-card:hover {
            transform: translateY(-4px);
            border-color: rgba(232,163,61,0.3);
            box-shadow: var(--shadow-hover);
        }
        .card-pad {
            padding: 28px;
        }
        @media (max-width: 640px) {
            .card-pad {
                padding: 18px;
            }
        }

        /* ======== 标签/徽章 ======== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: var(--radius-btn);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .badge-brand {
            background: var(--brand-gradient-soft);
            color: var(--brand-2);
            border: 1px solid rgba(232,163,61,0.25);
        }
        .badge-success {
            background: rgba(43,212,122,0.12);
            color: var(--success);
            border: 1px solid rgba(43,212,122,0.25);
        }
        .badge-warning {
            background: rgba(242,165,65,0.12);
            color: var(--warning);
            border: 1px solid rgba(242,165,65,0.25);
        }
        .badge-danger {
            background: rgba(229,72,77,0.12);
            color: var(--danger);
            border: 1px solid rgba(229,72,77,0.25);
        }
        .badge-muted {
            background: rgba(255,255,255,0.05);
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
        }

        /* ======== Hero ======== */
        .hero-zz {
            position: relative;
            padding: 70px 0 54px;
            background:
                radial-gradient(ellipse at 20% 30%, rgba(198,42,92,0.22) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 60%, rgba(232,163,61,0.14) 0%, transparent 55%),
                linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
            overflow: hidden;
        }
        .hero-zz::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.13;
            z-index: 0;
        }
        .hero-zz::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12,10,15,0.5) 0%, rgba(12,10,15,0.82) 100%);
            z-index: 1;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
        }
        .hero-top {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
            margin-bottom: 40px;
        }
        .hero-title {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.18;
            letter-spacing: -1px;
            margin-bottom: 18px;
            max-width: 560px;
        }
        .hero-title .gradient-text {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-sub {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 24px;
            max-width: 520px;
            word-break: break-word;
        }
        .hero-ctas {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .hero-status-bar {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-light);
            font-size: 13px;
            color: var(--text-secondary);
        }
        .hero-status-bar .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            animation: pulse-dot 2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.5); }
        }
        .hero-icon-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        .hero-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 20px 12px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: var(--transition);
        }
        .hero-icon-item:hover {
            background: rgba(255,255,255,0.07);
            border-color: rgba(232,163,61,0.3);
            transform: translateY(-2px);
        }
        .hero-icon-item i {
            font-size: 26px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-icon-item span {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-secondary);
        }
        /* 指标看板 */
        .metrics-dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 8px;
        }
        .metric-card {
            padding: 22px 20px;
            border-radius: var(--radius-card);
            background: rgba(28,21,34,0.85);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }
        .metric-card:hover {
            border-color: rgba(232,163,61,0.35);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .metric-value {
            font-family: var(--font-numeric);
            font-size: 36px;
            font-weight: 700;
            letter-spacing: -0.5px;
            margin-bottom: 6px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .metric-label {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }
        .metric-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            font-weight: 600;
            color: var(--success);
            margin-top: 6px;
        }
        @media (max-width: 1024px) {
            .hero-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-title {
                font-size: 38px;
            }
            .metrics-dashboard {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }
        @media (max-width: 640px) {
            .hero-zz {
                padding: 40px 0 36px;
            }
            .hero-title {
                font-size: 30px;
                line-height: 1.25;
                letter-spacing: -0.5px;
            }
            .hero-sub {
                font-size: 14px;
            }
            .hero-icon-matrix {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .hero-icon-item {
                padding: 14px 8px;
            }
            .hero-icon-item i {
                font-size: 20px;
            }
            .hero-icon-item span {
                font-size: 10px;
            }
            .metric-value {
                font-size: 26px;
            }
            .metric-card {
                padding: 16px 12px;
                border-radius: 16px;
            }
            .hero-status-bar {
                font-size: 11px;
                gap: 10px;
                padding: 10px 14px;
            }
        }

        /* ======== 服务矩阵 Bento ======== */
        .bento-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 16px;
        }
        .bento-main {
            grid-row: span 2;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 360px;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(198,42,92,0.25) 0%, transparent 60%),
                var(--bg-card);
        }
        .bento-main .card-pad {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .bento-main .bento-title {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 12px;
        }
        .bento-main .bento-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .bento-img-wrap {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16/9;
        }
        .bento-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .bento-main:hover .bento-img-wrap img {
            transform: scale(1.04);
        }
        .bento-side {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }
        .bento-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 20px;
            border-radius: var(--radius-card);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-slow);
        }
        .bento-item:hover {
            border-color: rgba(232,163,61,0.3);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .bento-icon {
            flex-shrink: 0;
            width: 46px;
            height: 46px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(232,163,61,0.25);
            font-size: 18px;
            color: var(--brand-2);
        }
        .bento-info h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .bento-info p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }
        @media (max-width: 1024px) {
            .bento-grid {
                grid-template-columns: 1fr;
            }
            .bento-main {
                min-height: auto;
                grid-row: auto;
            }
            .bento-side {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 640px) {
            .bento-side {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .bento-item {
                padding: 14px;
                border-radius: 16px;
            }
            .bento-icon {
                width: 38px;
                height: 38px;
                border-radius: 12px;
                font-size: 15px;
            }
            .bento-main .bento-title {
                font-size: 20px;
            }
        }

        /* ======== 结果对比 ======== */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .compare-card {
            padding: 28px;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-slow);
        }
        .compare-card.old {
            background: rgba(255,255,255,0.03);
        }
        .compare-card.old:hover {
            border-color: rgba(255,255,255,0.12);
        }
        .compare-card.new {
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(232,163,61,0.4);
            box-shadow: var(--shadow-glow);
        }
        .compare-card.new:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 50px rgba(198,42,92,0.3);
        }
        .compare-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border-light);
        }
        .compare-head h3 {
            font-size: 19px;
            font-weight: 700;
        }
        .compare-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 9px 0;
            font-size: 14px;
        }
        .compare-row .compare-label {
            color: var(--text-secondary);
        }
        .compare-row .compare-value {
            font-weight: 700;
            font-family: var(--font-numeric);
            font-size: 15px;
        }
        .compare-row .compare-value.good {
            color: var(--success);
        }
        .compare-row .compare-value.mid {
            color: var(--text-secondary);
        }
        .compare-row .compare-value.poor {
            color: var(--danger);
        }
        @media (max-width: 640px) {
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .compare-card {
                padding: 18px;
                border-radius: 16px;
            }
            .compare-head h3 {
                font-size: 16px;
            }
            .compare-row {
                font-size: 13px;
                padding: 7px 0;
            }
        }

        /* ======== 品牌介绍 ======== */
        .brand-intro {
            background:
                radial-gradient(ellipse at 70% 40%, rgba(198,42,92,0.12) 0%, transparent 60%),
                var(--bg-secondary);
            border: 1px solid var(--border-light);
        }
        .brand-intro .intro-text {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 820px;
            margin: 0 auto;
        }
        .brand-intro .intro-highlight {
            color: var(--brand-2);
            font-weight: 600;
        }

        /* ======== 限时入口 ======== */
        .flash-cta {
            background:
                radial-gradient(ellipse at 50% 0%, rgba(198,42,92,0.3) 0%, transparent 70%),
                linear-gradient(180deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
            border: 1px solid rgba(232,163,61,0.35);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            text-align: center;
            box-shadow: var(--shadow-glow);
        }
        .flash-cta .flash-timer {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin: 20px 0 24px;
            flex-wrap: wrap;
        }
        .flash-timer .time-block {
            min-width: 68px;
            padding: 12px 10px;
            border-radius: var(--radius-sm);
            background: rgba(0,0,0,0.35);
            border: 1px solid var(--border-light);
        }
        .flash-timer .time-block .time-num {
            font-family: var(--font-numeric);
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-2);
            line-height: 1.1;
        }
        .flash-timer .time-block .time-label {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .flash-cta .flash-title {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .flash-cta .flash-desc {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 520px;
            margin: 0 auto 20px;
            line-height: 1.7;
        }
        @media (max-width: 640px) {
            .flash-cta {
                padding: 28px 16px;
                border-radius: 16px;
            }
            .flash-cta .flash-title {
                font-size: 20px;
            }
            .flash-timer .time-block {
                min-width: 56px;
                padding: 8px 6px;
            }
            .flash-timer .time-block .time-num {
                font-size: 24px;
            }
        }

        /* ======== 最新动态 ======== */
        .update-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .update-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .update-item:hover {
            border-color: rgba(232,163,61,0.3);
            background: var(--bg-card-hover);
        }
        .update-kpi {
            flex-shrink: 0;
            font-family: var(--font-numeric);
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-2);
            min-width: 54px;
            text-align: center;
        }
        .update-info .update-title {
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 2px;
        }
        .update-info .update-meta {
            font-size: 12px;
            color: var(--text-muted);
        }
        @media (max-width: 640px) {
            .update-list {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .update-item {
                padding: 12px 14px;
                border-radius: 12px;
            }
            .update-kpi {
                font-size: 18px;
                min-width: 44px;
            }
        }

        /* ======== 相关推荐 ======== */
        .recommend-track {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 8px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .recommend-track::-webkit-scrollbar {
            height: 4px;
        }
        .recommend-track::-webkit-scrollbar-track {
            background: transparent;
        }
        .recommend-track::-webkit-scrollbar-thumb {
            background: rgba(255,255,255,0.15);
            border-radius: 4px;
        }
        .recommend-card {
            scroll-snap-align: start;
            min-width: 280px;
            flex-shrink: 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-slow);
        }
        .recommend-card:hover {
            transform: translateY(-4px);
            border-color: rgba(232,163,61,0.3);
            box-shadow: var(--shadow-hover);
        }
        .recommend-card .rec-img {
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .recommend-card .rec-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .recommend-card:hover .rec-img img {
            transform: scale(1.05);
        }
        .recommend-card .rec-body {
            padding: 16px 18px;
        }
        .recommend-card .rec-body h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .recommend-card .rec-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }
        @media (max-width: 1024px) {
            .recommend-track {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .recommend-track {
                grid-template-columns: 1fr;
                display: flex;
                overflow-x: auto;
                gap: 10px;
            }
            .recommend-card {
                min-width: 260px;
                border-radius: 16px;
            }
        }

        /* ======== FAQ ======== */
        .faq-list {
            display: grid;
            gap: 10px;
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(232,163,61,0.25);
        }
        .faq-item.open {
            border-color: rgba(232,163,61,0.45);
            box-shadow: var(--shadow-glow);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            color: var(--text-primary);
            transition: var(--transition);
            width: 100%;
            text-align: left;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255,255,255,0.05);
            font-size: 12px;
            transition: var(--transition);
            color: var(--text-muted);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--brand-gradient);
            color: #fff;
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 240px;
            padding: 0 20px 18px;
        }
        .faq-item.open .faq-question {
            border-left: 3px solid var(--brand-2);
            padding-left: 17px;
        }
        @media (max-width: 640px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                font-size: 13px;
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ======== 资讯区 ======== */
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 20px;
        }
        .news-list {
            display: grid;
            gap: 8px;
        }
        .news-list-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            cursor: pointer;
        }
        .news-list-item:hover {
            border-color: rgba(232,163,61,0.3);
            background: var(--bg-card-hover);
            transform: translateX(4px);
        }
        .news-date {
            flex-shrink: 0;
            font-family: var(--font-numeric);
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-2);
            min-width: 62px;
        }
        .news-title {
            flex: 1;
            font-size: 14px;
            font-weight: 500;
            line-height: 1.4;
        }
        .news-tag {
            flex-shrink: 0;
            padding: 3px 10px;
            border-radius: var(--radius-btn);
            font-size: 11px;
            font-weight: 600;
            background: var(--brand-gradient-soft);
            color: var(--brand-2);
        }
        .news-side {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-side-card {
            padding: 18px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
        }
        .news-side-card h4 {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .news-side-card .news-side-img {
            border-radius: 10px;
            overflow: hidden;
            aspect-ratio: 16/9;
            margin-bottom: 10px;
        }
        .news-side-card .news-side-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-side-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.55;
            margin: 0;
        }
        @media (max-width: 1024px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-side {
                display: grid;
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 640px) {
            .news-side {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .news-list-item {
                padding: 10px 12px;
                border-radius: 12px;
                gap: 10px;
            }
            .news-date {
                font-size: 11px;
                min-width: 50px;
            }
            .news-title {
                font-size: 13px;
            }
        }

        /* ======== 转化表单 ======== */
        .form-cta {
            background:
                radial-gradient(ellipse at 50% 80%, rgba(198,42,92,0.25) 0%, transparent 60%),
                var(--bg-card);
            border: 1px solid rgba(232,163,61,0.35);
            border-radius: var(--radius-card);
            padding: 44px 36px;
            box-shadow: var(--shadow-glow);
            text-align: center;
        }
        .form-cta h2 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .form-cta .form-sub {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 480px;
            margin: 0 auto 26px;
            line-height: 1.7;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
            max-width: 720px;
            margin: 0 auto;
            text-align: left;
        }
        .form-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .form-field.full {
            grid-column: span 2;
        }
        .form-field label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
        }
        .form-field input,
        .form-field select,
        .form-field textarea {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-light);
            color: var(--text-primary);
            font-size: 14px;
            transition: var(--transition);
            width: 100%;
        }
        .form-field input:focus,
        .form-field select:focus,
        .form-field textarea:focus {
            border-color: var(--brand-2);
            background: rgba(255,255,255,0.08);
            box-shadow: 0 0 0 3px rgba(232,163,61,0.15);
        }
        .form-field select {
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23B8AEBF' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
        }
        .form-field textarea {
            min-height: 90px;
            resize: vertical;
        }
        .form-success {
            display: none;
            margin-top: 14px;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            background: rgba(43,212,122,0.12);
            border: 1px solid rgba(43,212,122,0.25);
            color: var(--success);
            font-size: 14px;
            font-weight: 600;
        }
        .form-success.show {
            display: block;
        }
        @media (max-width: 640px) {
            .form-cta {
                padding: 28px 16px;
                border-radius: 16px;
            }
            .form-cta h2 {
                font-size: 20px;
            }
            .form-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .form-field.full {
                grid-column: span 1;
            }
            .form-field input,
            .form-field select,
            .form-field textarea {
                font-size: 16px;
                padding: 11px 14px;
            }
        }

        /* ======== Footer ======== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-light);
            padding: 44px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 28px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 18px;
            margin-bottom: 12px;
        }
        .footer-brand .footer-logo .logo-text {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 300px;
        }
        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-primary);
        }
        .footer-col ul {
            display: grid;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 13px;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--brand-2);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-bottom .copyright a {
            color: var(--text-muted);
        }
        .footer-bottom .copyright a:hover {
            color: var(--brand-2);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 640px) {
            .site-footer {
                padding: 32px 0 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        /* ======== 入场动画 ======== */
        .fade-in-up {
            opacity: 0;
            transform: translateY(14px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }
        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ======== 粒子纹理 ======== */
        .grain-overlay {
            position: fixed;
            inset: 0;
            pointer-events: none;
            z-index: 200;
            opacity: 0.04;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(/%23n)'/%3E%3C/svg%3E");
        }

/* roulang page: category2 */
:root{
            --cat-bg-img:url('/assets/images/backpic/back-2.webp');
        }
        .cat-page{
            background:var(--bg-primary);
            min-height:100vh;
        }
        .cat-main{
            padding-bottom:80px;
        }
        /* 面包屑 */
        .cat-breadcrumb{
            padding:28px 0 0;
            font-size:14px;
            color:var(--text-muted);
            display:flex;
            align-items:center;
            gap:8px;
        }
        .cat-breadcrumb a{
            color:var(--text-muted);
            text-decoration:none;
            transition:color .2s ease;
        }
        .cat-breadcrumb a:hover{
            color:var(--brand-1);
        }
        .cat-breadcrumb .sep{
            color:var(--text-muted);
            opacity:.5;
        }
        .cat-breadcrumb .current{
            color:var(--text-primary);
            font-weight:600;
        }
        /* Hero 区 */
        .cat-hero{
            position:relative;
            border-radius:var(--radius-card);
            overflow:hidden;
            margin-top:24px;
            background-image:var(--cat-bg-img);
            background-size:cover;
            background-position:center;
            min-height:420px;
            display:flex;
            align-items:flex-end;
            box-shadow:var(--shadow-card);
        }
        .cat-hero::before{
            content:'';
            position:absolute;
            inset:0;
            background:linear-gradient(180deg,rgba(12,10,15,.25) 0%,rgba(12,10,15,.68) 55%,rgba(12,10,15,.92) 100%),radial-gradient(ellipse at 20% 20%,rgba(198,42,92,.28) 0%,transparent 60%);
            z-index:1;
        }
        .cat-hero-inner{
            position:relative;
            z-index:2;
            padding:48px 40px 40px;
            width:100%;
            display:flex;
            flex-wrap:wrap;
            align-items:flex-end;
            gap:32px;
            justify-content:space-between;
        }
        .cat-hero-text{
            flex:1 1 560px;
            max-width:680px;
        }
        .cat-hero-tag{
            display:inline-flex;
            align-items:center;
            gap:8px;
            background:rgba(255,255,255,.08);
            border:1px solid rgba(255,255,255,.16);
            border-radius:var(--radius-btn);
            padding:6px 16px;
            font-size:13px;
            font-weight:500;
            color:var(--text-secondary);
            margin-bottom:16px;
        }
        .cat-hero-tag .dot{
            width:8px;
            height:8px;
            border-radius:50%;
            background:var(--brand-gradient);
            display:inline-block;
        }
        .cat-hero h1{
            font-size:44px;
            font-weight:800;
            letter-spacing:-.01em;
            line-height:1.15;
            color:var(--text-primary);
            margin:0 0 16px;
        }
        .cat-hero h1 em{
            font-style:normal;
            background:var(--brand-gradient);
            -webkit-background-clip:text;
            -webkit-text-fill-color:transparent;
            background-clip:text;
        }
        .cat-hero p{
            font-size:17px;
            line-height:1.7;
            color:var(--text-secondary);
            max-width:600px;
            margin:0;
        }
        .cat-hero-stats{
            flex:0 0 auto;
            display:grid;
            grid-template-columns:repeat(3,minmax(110px,1fr));
            gap:14px;
        }
        .cat-stat-card{
            background:rgba(20,15,24,.72);
            border:1px solid rgba(255,255,255,.08);
            border-radius:18px;
            padding:18px 20px;
            backdrop-filter:blur(12px);
            -webkit-backdrop-filter:blur(12px);
            text-align:center;
        }
        .cat-stat-card .stat-num{
            font-family:'DIN Alternate','Roboto Condensed','Arial Narrow',sans-serif;
            font-size:30px;
            font-weight:700;
            color:var(--text-primary);
            line-height:1.1;
        }
        .cat-stat-card .stat-label{
            font-size:12px;
            color:var(--text-muted);
            margin-top:6px;
            letter-spacing:.03em;
        }
        /* 筛选排序条 */
        .cat-filter-bar{
            display:flex;
            flex-wrap:wrap;
            align-items:center;
            gap:16px;
            margin-top:32px;
            padding:16px 20px;
            background:var(--bg-card);
            border:1px solid var(--border-light);
            border-radius:var(--radius-card);
        }
        .cat-filter-bar .filter-label{
            font-size:13px;
            font-weight:600;
            color:var(--text-muted);
            letter-spacing:.03em;
        }
        .cat-chips{
            display:flex;
            flex-wrap:wrap;
            gap:8px;
            flex:1;
        }
        .cat-chip{
            display:inline-flex;
            align-items:center;
            padding:7px 16px;
            font-size:13px;
            color:var(--text-secondary);
            background:transparent;
            border:1px solid var(--border-light);
            border-radius:var(--radius-btn);
            cursor:pointer;
            transition:all .2s ease;
            text-decoration:none;
        }
        .cat-chip:hover{
            border-color:var(--brand-1);
            color:var(--brand-1);
        }
        .cat-chip.active{
            background:var(--brand-gradient);
            color:#fff;
            border-color:transparent;
            font-weight:500;
        }
        .cat-sort{
            display:flex;
            align-items:center;
            gap:6px;
        }
        .cat-sort-btn{
            padding:7px 14px;
            font-size:13px;
            color:var(--text-secondary);
            background:transparent;
            border:none;
            border-radius:var(--radius-btn);
            cursor:pointer;
            transition:all .2s ease;
        }
        .cat-sort-btn:hover{
            color:var(--text-primary);
            background:rgba(255,255,255,.04);
        }
        .cat-sort-btn.active{
            color:#fff;
            background:var(--brand-gradient);
            font-weight:500;
        }
        /* 2列大卡网格 */
        .cat-grid{
            display:grid;
            grid-template-columns:repeat(2,1fr);
            gap:28px;
            margin-top:32px;
        }
        .cat-large-card{
            display:flex;
            flex-direction:column;
            background:var(--bg-card);
            border:1px solid var(--border-light);
            border-radius:var(--radius-card);
            overflow:hidden;
            transition:all .3s ease;
            cursor:pointer;
        }
        .cat-large-card:hover{
            transform:translateY(-6px);
            border-color:var(--border-hover);
            box-shadow:var(--shadow-hover);
        }
        .cat-large-card .card-img{
            width:100%;
            aspect-ratio:16/9;
            object-fit:cover;
            display:block;
        }
        .cat-large-card .card-body{
            padding:24px 26px 26px;
            display:flex;
            flex-direction:column;
            gap:12px;
            flex:1;
        }
        .cat-large-card .card-tag-row{
            display:flex;
            align-items:center;
            gap:10px;
            flex-wrap:wrap;
        }
        .cat-card-tag{
            display:inline-flex;
            align-items:center;
            padding:4px 12px;
            font-size:12px;
            font-weight:500;
            color:var(--brand-1);
            background:rgba(198,42,92,.10);
            border:1px solid rgba(198,42,92,.22);
            border-radius:var(--radius-btn);
        }
        .cat-card-badge{
            display:inline-flex;
            align-items:center;
            gap:5px;
            font-size:12px;
            color:var(--text-muted);
        }
        .cat-card-badge .fire{
            color:var(--warning);
        }
        .cat-large-card h3{
            font-size:21px;
            font-weight:700;
            color:var(--text-primary);
            margin:0;
            line-height:1.35;
        }
        .cat-large-card .card-summary{
            font-size:15px;
            line-height:1.65;
            color:var(--text-secondary);
            margin:0;
            flex:1;
        }
        .cat-large-card .card-meta{
            display:flex;
            align-items:center;
            justify-content:space-between;
            padding-top:14px;
            border-top:1px solid var(--border-light);
        }
        .cat-card-meta-item{
            font-size:13px;
            color:var(--text-muted);
            display:flex;
            align-items:center;
            gap:6px;
        }
        .cat-card-meta-item strong{
            color:var(--text-primary);
            font-weight:600;
        }
        /* 分页 */
        .cat-pagination{
            display:flex;
            justify-content:center;
            align-items:center;
            gap:10px;
            margin-top:40px;
        }
        .cat-page-btn{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            width:42px;
            height:42px;
            border-radius:50%;
            font-size:14px;
            font-weight:500;
            color:var(--text-secondary);
            background:var(--bg-card);
            border:1px solid var(--border-light);
            cursor:pointer;
            transition:all .2s ease;
            text-decoration:none;
        }
        .cat-page-btn:hover{
            border-color:var(--brand-1);
            color:var(--brand-1);
        }
        .cat-page-btn.active{
            background:var(--brand-gradient);
            border-color:transparent;
            color:#fff;
            font-weight:600;
        }
        .cat-page-btn.prev-next{
            width:auto;
            padding:0 18px;
            border-radius:var(--radius-btn);
        }
        /* 品牌介绍块 */
        .cat-brand-intro{
            margin-top:64px;
            padding:36px 40px;
            background:var(--bg-card);
            border:1px solid var(--border-light);
            border-radius:var(--radius-card);
            display:flex;
            flex-wrap:wrap;
            gap:28px;
            align-items:flex-start;
        }
        .cat-brand-intro .intro-icon{
            width:56px;
            height:56px;
            border-radius:16px;
            background:var(--brand-gradient);
            display:flex;
            align-items:center;
            justify-content:center;
            font-size:26px;
            color:#fff;
            flex-shrink:0;
        }
        .cat-brand-intro .intro-text{
            flex:1;
            min-width:280px;
        }
        .cat-brand-intro .intro-text h2{
            font-size:22px;
            font-weight:700;
            color:var(--text-primary);
            margin:0 0 10px;
        }
        .cat-brand-intro .intro-text p{
            font-size:15px;
            line-height:1.75;
            color:var(--text-secondary);
            margin:0;
        }
        /* FAQ */
        .cat-faq-section{
            margin-top:56px;
        }
        .cat-faq-section .section-head{
            margin-bottom:24px;
        }
        .cat-faq-section .section-head h2{
            font-size:26px;
            font-weight:700;
            color:var(--text-primary);
            margin:0 0 6px;
        }
        .cat-faq-section .section-head p{
            font-size:15px;
            color:var(--text-muted);
            margin:0;
        }
        .cat-faq-item{
            background:var(--bg-card);
            border:1px solid var(--border-light);
            border-radius:16px;
            margin-bottom:12px;
            overflow:hidden;
            transition:border-color .2s ease;
        }
        .cat-faq-item:hover{
            border-color:var(--border-hover);
        }
        .cat-faq-q{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:16px;
            padding:18px 22px;
            cursor:pointer;
            font-size:16px;
            font-weight:600;
            color:var(--text-primary);
            user-select:none;
            transition:color .2s ease;
        }
        .cat-faq-q:hover{
            color:var(--brand-1);
        }
        .cat-faq-q .toggle{
            flex-shrink:0;
            width:28px;
            height:28px;
            border-radius:50%;
            border:1px solid var(--border-light);
            display:flex;
            align-items:center;
            justify-content:center;
            font-size:18px;
            color:var(--text-muted);
            transition:all .25s ease;
        }
        .cat-faq-item.open .toggle{
            background:var(--brand-gradient);
            border-color:transparent;
            color:#fff;
            transform:rotate(45deg);
        }
        .cat-faq-a{
            max-height:0;
            overflow:hidden;
            transition:max-height .3s ease,padding .3s ease;
            padding:0 22px;
            font-size:15px;
            line-height:1.7;
            color:var(--text-secondary);
        }
        .cat-faq-item.open .cat-faq-a{
            max-height:220px;
            padding:0 22px 20px;
        }
        /* CTA */
        .cat-cta{
            margin-top:56px;
            padding:48px 48px;
            background:linear-gradient(135deg,rgba(198,42,92,.12) 0%,rgba(232,163,61,.08) 100%),var(--bg-deep);
            border:1px solid rgba(198,42,92,.28);
            border-radius:var(--radius-card);
            display:flex;
            flex-wrap:wrap;
            align-items:center;
            gap:28px;
            justify-content:space-between;
        }
        .cat-cta-text h2{
            font-size:28px;
            font-weight:800;
            color:var(--text-primary);
            margin:0 0 10px;
            line-height:1.3;
        }
        .cat-cta-text h2 em{
            font-style:normal;
            background:var(--brand-gradient);
            -webkit-background-clip:text;
            -webkit-text-fill-color:transparent;
            background-clip:text;
        }
        .cat-cta-text p{
            font-size:16px;
            color:var(--text-secondary);
            margin:0;
            max-width:480px;
            line-height:1.6;
        }
        .cat-cta-btn{
            display:inline-flex;
            align-items:center;
            gap:8px;
            padding:14px 32px;
            font-size:16px;
            font-weight:600;
            color:#fff;
            background:var(--brand-gradient);
            border:none;
            border-radius:var(--radius-btn);
            cursor:pointer;
            transition:all .25s ease;
            text-decoration:none;
            flex-shrink:0;
            white-space:nowrap;
        }
        .cat-cta-btn:hover{
            opacity:.88;
            transform:translateY(-2px);
            box-shadow:0 10px 28px rgba(198,42,92,.35);
        }
        .cat-cta-btn:focus{
            outline:2px solid var(--brand-1);
            outline-offset:3px;
        }
        /* 响应式 */
        @media(max-width:1024px){
            .cat-hero-inner{
                padding:40px 28px 32px;
                gap:24px;
            }
            .cat-hero h1{
                font-size:38px;
            }
            .cat-hero-stats{
                grid-template-columns:repeat(3,minmax(90px,1fr));
                gap:10px;
            }
            .cat-stat-card{
                padding:14px 12px;
            }
            .cat-stat-card .stat-num{
                font-size:24px;
            }
            .cat-grid{
                gap:20px;
            }
            .cat-large-card .card-body{
                padding:20px 20px 22px;
            }
            .cat-cta{
                padding:36px 32px;
            }
        }
        @media(max-width:768px){
            .cat-hero{
                min-height:360px;
            }
            .cat-hero-inner{
                flex-direction:column;
                align-items:flex-start;
                padding:32px 24px 28px;
            }
            .cat-hero h1{
                font-size:32px;
            }
            .cat-hero p{
                font-size:15px;
            }
            .cat-hero-stats{
                width:100%;
                grid-template-columns:repeat(3,1fr);
            }
            .cat-grid{
                grid-template-columns:1fr;
                gap:20px;
            }
            .cat-large-card{
                flex-direction:column;
            }
            .cat-filter-bar{
                flex-direction:column;
                align-items:flex-start;
                padding:14px 16px;
            }
            .cat-chips{
                width:100%;
            }
            .cat-sort{
                width:100%;
                flex-wrap:wrap;
            }
            .cat-brand-intro{
                padding:28px 24px;
            }
            .cat-cta{
                flex-direction:column;
                align-items:flex-start;
                padding:32px 24px;
            }
            .cat-cta-btn{
                width:100%;
                justify-content:center;
            }
            .cat-pagination{
                flex-wrap:wrap;
                gap:8px;
            }
        }
        @media(max-width:520px){
            .cat-breadcrumb{
                font-size:12px;
                padding-top:20px;
            }
            .cat-hero{
                min-height:320px;
                border-radius:18px;
            }
            .cat-hero-inner{
                padding:24px 18px 22px;
                gap:18px;
            }
            .cat-hero h1{
                font-size:26px;
            }
            .cat-hero p{
                font-size:14px;
            }
            .cat-hero-stats{
                gap:8px;
            }
            .cat-stat-card{
                padding:10px 8px;
                border-radius:12px;
            }
            .cat-stat-card .stat-num{
                font-size:20px;
            }
            .cat-stat-card .stat-label{
                font-size:10px;
            }
            .cat-large-card .card-body{
                padding:16px 16px 18px;
                gap:10px;
            }
            .cat-large-card h3{
                font-size:18px;
            }
            .cat-large-card .card-summary{
                font-size:14px;
            }
            .cat-card-tag{
                font-size:11px;
                padding:3px 10px;
            }
            .cat-brand-intro{
                padding:22px 18px;
                margin-top:44px;
            }
            .cat-brand-intro .intro-text h2{
                font-size:19px;
            }
            .cat-faq-q{
                font-size:14px;
                padding:15px 16px;
            }
            .cat-cta-text h2{
                font-size:22px;
            }
            .cat-cta-btn{
                font-size:15px;
                padding:12px 24px;
            }
            .cat-page-btn{
                width:36px;
                height:36px;
                font-size:13px;
            }
            .cat-page-btn.prev-next{
                padding:0 12px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0C0A0F;
            --bg-secondary: #12101A;
            --bg-card: #1C1522;
            --bg-card-hover: #231925;
            --bg-deep: #08060A;
            --brand-1: #C62A5C;
            --brand-2: #E8A33D;
            --brand-gradient: linear-gradient(135deg, #C62A5C 0%, #E8A33D 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(198, 42, 92, 0.18) 0%, rgba(232, 163, 61, 0.12) 100%);
            --brand-glow: rgba(198, 42, 92, 0.35);
            --text-primary: #F5F0EB;
            --text-secondary: #B8AEBF;
            --text-muted: #7D7287;
            --success: #2BD47A;
            --warning: #F2A541;
            --danger: #E5484D;
            --border-light: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(198, 42, 92, 0.45);
            --radius-card: 24px;
            --radius-sm: 16px;
            --radius-xs: 8px;
            --radius-btn: 999px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-hover: 0 18px 56px rgba(0, 0, 0, 0.55), 0 2px 20px rgba(198, 42, 92, 0.18);
        }

        /* 本页独有样式 */
        .cat1-hero {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 48px;
            box-shadow: var(--shadow-card);
        }

        .cat1-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(8, 6, 10, 0.92) 20%, rgba(12, 10, 15, 0.65) 55%, rgba(198, 42, 92, 0.25) 100%);
            z-index: 1;
        }

        .cat1-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 72% 38%, rgba(232, 163, 61, 0.12) 0%, transparent 55%);
            z-index: 1;
            pointer-events: none;
        }

        .cat1-hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 64px 56px;
        }

        .cat1-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            background: rgba(198, 42, 92, 0.16);
            border: 1px solid rgba(198, 42, 92, 0.4);
            border-radius: var(--radius-btn);
            color: #F5A0B8;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .cat1-hero-title {
            font-size: 42px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.25;
            letter-spacing: -0.5px;
            margin-bottom: 18px;
            max-width: 600px;
        }

        .cat1-hero-title .highlight {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cat1-hero-sub {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 540px;
            margin-bottom: 32px;
        }

        .cat1-hero-kpis {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 8px;
        }

        .cat1-kpi {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(28, 21, 34, 0.75);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 14px 22px;
            backdrop-filter: blur(10px);
            transition: transform 0.25s ease, border-color 0.25s ease;
        }

        .cat1-kpi:hover {
            transform: translateY(-2px);
            border-color: var(--border-hover);
        }

        .cat1-kpi-num {
            font-size: 26px;
            font-weight: 700;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
        }

        .cat1-kpi-label {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.4;
        }

        .cat1-kpi-trend {
            font-size: 12px;
            color: var(--success);
            font-weight: 600;
        }

        .cat1-section {
            margin-bottom: 56px;
        }

        .cat1-section-head {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .cat1-section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }

        .cat1-section-sub {
            font-size: 15px;
            color: var(--text-muted);
        }

        /* 卖点板块 */
        .cat1-perks-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 24px;
        }

        .cat1-perk-main {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 32px;
            background-image: url('/assets/images/coverpic/cover-1.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 360px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            overflow: hidden;
            transition: transform 0.35s ease, box-shadow 0.35s ease;
        }

        .cat1-perk-main:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .cat1-perk-main::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(8, 6, 10, 0.88) 100%);
            pointer-events: none;
        }

        .cat1-perk-main-content {
            position: relative;
            z-index: 2;
        }

        .cat1-perk-main-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .cat1-perk-main-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 420px;
        }

        .cat1-perk-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .cat1-perk-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 22px 24px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.25s ease;
        }

        .cat1-perk-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
            transform: translateX(4px);
        }

        .cat1-perk-icon {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            border-radius: 14px;
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(198, 42, 92, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .cat1-perk-item-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .cat1-perk-item-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* 左侧大图右侧横向列表 */
        .cat1-feature-layout {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 24px;
            align-items: stretch;
        }

        .cat1-feature-visual {
            border-radius: var(--radius-card);
            overflow: hidden;
            position: relative;
            min-height: 420px;
            box-shadow: var(--shadow-card);
        }

        .cat1-feature-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.5s ease;
        }

        .cat1-feature-visual:hover img {
            transform: scale(1.04);
        }

        .cat1-feature-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(200deg, transparent 40%, rgba(8, 6, 10, 0.7) 100%);
            pointer-events: none;
        }

        .cat1-feature-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .cat1-feature-row {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 18px 22px;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.25s ease;
        }

        .cat1-feature-row:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
            transform: translateX(4px);
        }

        .cat1-feature-num {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .cat1-feature-info {
            flex: 1;
        }

        .cat1-feature-info-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .cat1-feature-info-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .cat1-feature-tag {
            flex-shrink: 0;
            padding: 6px 14px;
            border-radius: var(--radius-btn);
            font-size: 12px;
            font-weight: 600;
            background: var(--brand-gradient-soft);
            color: #F5A0B8;
            border: 1px solid rgba(198, 42, 92, 0.3);
        }

        /* 筛选排序条 */
        .cat1-filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 24px;
        }

        .cat1-filter-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .cat1-chip {
            padding: 7px 16px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 500;
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.25s ease;
            user-select: none;
        }

        .cat1-chip:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
            background: rgba(198, 42, 92, 0.08);
        }

        .cat1-chip.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
        }

        .cat1-sort-group {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .cat1-sort-label {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .cat1-sort-btn {
            padding: 7px 14px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 500;
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.25s ease;
        }

        .cat1-sort-btn:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }

        .cat1-sort-btn.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
        }

        /* 分页 */
        .cat1-pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
        }

        .cat1-page-btn {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 600;
            background: var(--bg-card);
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.25s ease;
        }

        .cat1-page-btn:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }

        .cat1-page-btn.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
        }

        /* 流程 */
        .cat1-steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .cat1-step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 26px 22px;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            position: relative;
        }

        .cat1-step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-hover);
        }

        .cat1-step-num {
            width: 40px;
            height: 40px;
            margin: 0 auto 14px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .cat1-step-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .cat1-step-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* FAQ */
        .cat1-faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .cat1-faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .cat1-faq-item.active {
            border-color: var(--border-hover);
        }

        .cat1-faq-question {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            transition: color 0.25s ease;
        }

        .cat1-faq-question:hover {
            color: #F5A0B8;
        }

        .cat1-faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.3s ease, background 0.3s ease;
            font-size: 16px;
            color: var(--text-muted);
        }

        .cat1-faq-item.active .cat1-faq-icon {
            transform: rotate(45deg);
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
        }

        .cat1-faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
        }

        .cat1-faq-item.active .cat1-faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .cat1-faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* CTA */
        .cat1-cta-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }

        .cat1-cta-wrap::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(8, 6, 10, 0.88) 30%, rgba(198, 42, 92, 0.2) 100%);
            pointer-events: none;
        }

        .cat1-cta-inner {
            position: relative;
            z-index: 2;
        }

        .cat1-cta-title {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .cat1-cta-sub {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 480px;
            margin: 0 auto 28px;
        }

        .cat1-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            border: none;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
            box-shadow: 0 8px 28px rgba(198, 42, 92, 0.35);
        }

        .cat1-cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(198, 42, 92, 0.45);
        }

        .cat1-cta-btn:focus {
            outline: 3px solid rgba(232, 163, 61, 0.5);
            outline-offset: 2px;
        }

        /* 品牌介绍 */
        .cat1-brand-intro {
            background: var(--bg-deep);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            margin-top: 56px;
            margin-bottom: 8px;
            position: relative;
            overflow: hidden;
        }

        .cat1-brand-intro::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
        }

        .cat1-brand-intro p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
            text-indent: 2em;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .cat1-perks-grid {
                grid-template-columns: 1fr;
            }
            .cat1-feature-layout {
                grid-template-columns: 1fr;
            }
            .cat1-steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cat1-hero-inner {
                padding: 48px 36px;
            }
            .cat1-hero-title {
                font-size: 34px;
            }
        }

        @media (max-width: 768px) {
            .cat1-hero {
                min-height: 480px;
                border-radius: 16px;
            }
            .cat1-hero-inner {
                padding: 36px 24px;
            }
            .cat1-hero-title {
                font-size: 28px;
            }
            .cat1-hero-sub {
                font-size: 15px;
            }
            .cat1-kpi {
                padding: 10px 16px;
            }
            .cat1-kpi-num {
                font-size: 20px;
            }
            .cat1-section-title {
                font-size: 22px;
            }
            .cat1-filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .cat1-steps-grid {
                grid-template-columns: 1fr;
            }
            .cat1-cta-wrap {
                padding: 36px 24px;
            }
            .cat1-cta-title {
                font-size: 22px;
            }
            .cat1-feature-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .cat1-feature-tag {
                align-self: flex-start;
            }
            .cat1-perk-main {
                min-height: 260px;
            }
        }

        @media (max-width: 520px) {
            .cat1-hero {
                min-height: 440px;
            }
            .cat1-hero-inner {
                padding: 28px 18px;
            }
            .cat1-hero-title {
                font-size: 24px;
            }
            .cat1-hero-kpis {
                flex-direction: column;
            }
            .cat1-kpi {
                width: 100%;
                justify-content: space-between;
            }
            .cat1-perk-main {
                padding: 22px;
                min-height: 220px;
            }
            .cat1-perk-item {
                padding: 16px 18px;
            }
            .cat1-feature-row {
                padding: 14px 16px;
            }
            .cat1-cta-wrap {
                padding: 28px 18px;
            }
            .cat1-brand-intro {
                padding: 24px 18px;
            }
            .cat1-pagination {
                flex-wrap: wrap;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0C0A0F;
            --bg-secondary: #12101A;
            --bg-card: #1C1522;
            --bg-card-hover: #231925;
            --bg-deep: #18121E;
            --brand-1: #C62A5C;
            --brand-2: #E8A33D;
            --brand-gradient: linear-gradient(135deg, #C62A5C 0%, #E8A33D 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(198,42,92,0.18) 0%, rgba(232,163,61,0.15) 100%);
            --brand-glow: rgba(198,42,92,0.45);
            --text-primary: #F5F0EB;
            --text-secondary: #B8AEBF;
            --text-muted: #7D7287;
            --success: #2BD47A;
            --warning: #F2A541;
            --danger: #E5484D;
            --border-light: rgba(255,255,255,0.06);
            --border-hover: rgba(198,42,92,0.45);
            --radius-card: 24px;
            --radius-sm: 16px;
            --radius-xs: 12px;
            --radius-btn: 999px;
            --shadow-card: 0 12px 40px rgba(0,0,0,0.45);
            --shadow-hover: 0 20px 56px rgba(0,0,0,0.58);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.22s ease;
        }

        img {
            max-width: 100%;
            display: block;
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .zz-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ---------- 面包屑 ---------- */
        .cat3-breadcrumb {
            position: relative;
            z-index: 6;
            padding: 18px 0 0;
            font-size: 13px;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
        }

        .cat3-breadcrumb a {
            color: var(--text-secondary);
            transition: color 0.22s ease;
        }

        .cat3-breadcrumb a:hover {
            color: var(--brand-2);
        }

        .cat3-breadcrumb .sep {
            margin: 0 10px;
            color: var(--text-muted);
            opacity: 0.6;
        }

        .cat3-breadcrumb .current {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* ---------- Hero 品牌旗舰店 ---------- */
        .cat3-hero {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-top: 16px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 540px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-card);
            isolation: isolate;
        }

        .cat3-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12,10,15,0.72) 0%, rgba(12,10,15,0.55) 35%, rgba(12,10,15,0.88) 78%, #0C0A0F 100%);
            z-index: 1;
        }

        .cat3-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 28% 38%, rgba(198,42,92,0.32) 0%, transparent 58%),
                        radial-gradient(ellipse at 72% 62%, rgba(232,163,61,0.22) 0%, transparent 48%);
            z-index: 2;
            pointer-events: none;
        }

        .cat3-hero-inner {
            position: relative;
            z-index: 5;
            width: 100%;
            padding: 44px 48px 40px;
        }

        .cat3-hero-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 28px;
        }

        .cat3-hero-chips a {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--text-secondary);
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            transition: all 0.25s ease;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .cat3-hero-chips a:hover {
            color: var(--text-primary);
            border-color: rgba(255,255,255,0.22);
            background: rgba(255,255,255,0.09);
        }

        .cat3-hero-chips a.active {
            background: var(--brand-gradient);
            color: #1A0F0D;
            font-weight: 700;
            border-color: transparent;
            box-shadow: 0 6px 22px rgba(198,42,92,0.36);
        }

        .cat3-hero-title-block {
            max-width: 720px;
        }

        .cat3-hero h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin: 0 0 16px;
            color: var(--text-primary);
        }

        .cat3-hero h1 .grad {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cat3-hero-sub {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 26px;
        }

        .cat3-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            margin-bottom: 32px;
        }

        .cat3-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #1A0F0D;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            box-shadow: 0 8px 26px rgba(198,42,92,0.38);
        }

        .cat3-btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 38px rgba(198,42,92,0.52);
            filter: brightness(1.08);
        }

        .cat3-btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 6px 18px rgba(198,42,92,0.36);
        }

        .cat3-btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 26px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 14px;
            border: 1px solid rgba(255,255,255,0.18);
            cursor: pointer;
            transition: all 0.25s ease;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }

        .cat3-btn-secondary:hover {
            border-color: rgba(232,163,61,0.5);
            background: rgba(232,163,61,0.08);
            color: var(--brand-2);
        }

        .cat3-hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .cat3-metric-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            font-size: 13px;
            color: var(--text-secondary);
            letter-spacing: 0.01em;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .cat3-metric-badge strong {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 17px;
            font-weight: 700;
            color: var(--brand-2);
            letter-spacing: -0.01em;
        }

        /* ---------- 筛选排序条 ---------- */
        .cat3-filter-bar {
            margin: 32px 0 24px;
            padding: 18px 20px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            justify-content: space-between;
        }

        .cat3-sort-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .cat3-sort-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 4px;
        }

        .cat3-sort-btn {
            padding: 7px 16px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all 0.22s ease;
            letter-spacing: 0.01em;
        }

        .cat3-sort-btn:hover {
            color: var(--text-primary);
            background: rgba(255,255,255,0.05);
        }

        .cat3-sort-btn.active {
            background: var(--brand-gradient);
            color: #1A0F0D;
            font-weight: 700;
            border-color: transparent;
        }

        .cat3-filter-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .cat3-filter-chip {
            padding: 7px 15px;
            border-radius: var(--radius-btn);
            font-size: 12px;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.22s ease;
            letter-spacing: 0.01em;
        }

        .cat3-filter-chip:hover {
            color: var(--text-primary);
            border-color: rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.07);
        }

        .cat3-filter-chip.active {
            color: var(--brand-2);
            border-color: rgba(232,163,61,0.4);
            background: rgba(232,163,61,0.1);
            font-weight: 600;
        }

        /* ---------- 混合主卡 + 小型卡网格 ---------- */
        .cat3-grid-section {
            margin-bottom: 56px;
        }

        .cat3-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .cat3-card {
            border-radius: var(--radius-card);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .cat3-card:hover {
            transform: translateY(-5px);
            border-color: rgba(198,42,92,0.38);
            box-shadow: 0 18px 48px rgba(0,0,0,0.55), 0 0 24px rgba(198,42,92,0.15);
            background: var(--bg-card-hover);
        }

        .cat3-card-main {
            grid-column: 1 / 3;
            grid-row: 1 / 3;
            flex-direction: row;
            align-items: stretch;
            min-height: 420px;
        }

        .cat3-card-main .cat3-card-img {
            width: 52%;
            min-height: 100%;
            flex-shrink: 0;
        }

        .cat3-card-main .cat3-card-body {
            flex: 1;
            padding: 32px 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .cat3-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-deep);
        }

        .cat3-card-main .cat3-card-img {
            aspect-ratio: auto;
        }

        .cat3-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .cat3-card:hover .cat3-card-img img {
            transform: scale(1.04);
        }

        .cat3-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(12,10,15,0.72) 100%);
            pointer-events: none;
        }

        .cat3-card-body {
            padding: 22px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .cat3-card-tag {
            display: inline-block;
            align-self: flex-start;
            padding: 5px 13px;
            border-radius: var(--radius-btn);
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: var(--brand-gradient-soft);
            color: var(--brand-2);
            border: 1px solid rgba(232,163,61,0.22);
            margin-bottom: 12px;
        }

        .cat3-card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .cat3-card-main .cat3-card-title {
            font-size: 24px;
            margin-bottom: 12px;
        }

        .cat3-card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.68;
            margin-bottom: 16px;
            flex: 1;
        }

        .cat3-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: auto;
        }

        .cat3-card-stat {
            font-size: 12px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .cat3-card-stat .num {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 15px;
            font-weight: 700;
            color: var(--brand-2);
        }

        .cat3-card-hot {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: var(--radius-btn);
            font-size: 11px;
            font-weight: 600;
            color: var(--warning);
            background: rgba(242,165,65,0.1);
            border: 1px solid rgba(242,165,65,0.2);
        }

        /* ---------- 互动能力优势区 ---------- */
        .cat3-advantage {
            margin-bottom: 56px;
            padding: 44px;
            border-radius: var(--radius-card);
            background: var(--bg-secondary);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .cat3-advantage::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
        }

        .cat3-section-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-2);
            margin-bottom: 10px;
        }

        .cat3-section-title {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.015em;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .cat3-section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 640px;
            margin-bottom: 28px;
        }

        .cat3-adv-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .cat3-adv-item {
            padding: 20px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: all 0.25s ease;
        }

        .cat3-adv-item:hover {
            border-color: rgba(198,42,92,0.3);
            background: var(--bg-card-hover);
            transform: translateY(-3px);
        }

        .cat3-adv-item .icon-circle {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: var(--brand-gradient-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 19px;
            margin-bottom: 12px;
            border: 1px solid rgba(198,42,92,0.2);
        }

        .cat3-adv-item h3 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .cat3-adv-item p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ---------- 数据对比 ---------- */
        .cat3-compare {
            margin-bottom: 56px;
            padding: 44px;
            border-radius: var(--radius-card);
            background: var(--bg-secondary);
            border: 1px solid var(--border-light);
        }

        .cat3-compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 22px;
            margin-top: 26px;
        }

        .cat3-compare-col {
            border-radius: var(--radius-sm);
            padding: 26px;
            border: 1px solid var(--border-light);
            background: var(--bg-card);
        }

        .cat3-compare-col.highlight {
            border: 1px solid transparent;
            background: var(--bg-deep);
            position: relative;
            box-shadow: 0 0 0 2px transparent, 0 12px 38px rgba(198,42,92,0.22);
        }

        .cat3-compare-col.highlight::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-sm);
            padding: 1px;
            background: var(--brand-gradient);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .cat3-compare-col h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .cat3-compare-col.highlight h3 {
            color: var(--brand-2);
        }

        .cat3-compare-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 11px 0;
            border-bottom: 1px solid rgba(255,255,255,0.04);
            font-size: 13px;
            color: var(--text-secondary);
        }

        .cat3-compare-row:last-child {
            border-bottom: none;
        }

        .cat3-compare-row .val {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-muted);
        }

        .cat3-compare-col.highlight .cat3-compare-row .val {
            color: var(--success);
        }

        .cat3-compare-col:not(.highlight) .cat3-compare-row .val {
            color: var(--danger);
        }

        /* ---------- FAQ ---------- */
        .cat3-faq-section {
            margin-bottom: 56px;
        }

        .cat3-faq-list {
            margin-top: 22px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .cat3-faq-item {
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .cat3-faq-item:hover {
            border-color: rgba(255,255,255,0.14);
        }

        .cat3-faq-item.open {
            border-color: rgba(198,42,92,0.3);
            background: var(--bg-card-hover);
        }

        .cat3-faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: -0.01em;
            transition: color 0.22s ease;
            user-select: none;
        }

        .cat3-faq-q:hover {
            color: var(--brand-2);
        }

        .cat3-faq-item.open .cat3-faq-q {
            color: var(--brand-2);
        }

        .cat3-faq-icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            transition: all 0.25s ease;
            color: var(--text-muted);
        }

        .cat3-faq-item.open .cat3-faq-icon {
            background: var(--brand-gradient);
            color: #1A0F0D;
            transform: rotate(45deg);
        }

        .cat3-faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 22px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
        }

        .cat3-faq-item.open .cat3-faq-a {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        .cat3-faq-a-inner {
            padding-left: 14px;
            border-left: 3px solid var(--brand-2);
        }

        /* ---------- CTA ---------- */
        .cat3-cta {
            margin-bottom: 56px;
            padding: 50px 44px;
            border-radius: var(--radius-card);
            background: var(--bg-deep);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .cat3-cta::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
        }

        .cat3-cta::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 0%, rgba(198,42,92,0.16) 0%, transparent 55%);
            pointer-events: none;
        }

        .cat3-cta h2 {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.015em;
            margin-bottom: 14px;
            color: var(--text-primary);
            position: relative;
            z-index: 2;
        }

        .cat3-cta h2 .grad {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cat3-cta p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 500px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 2;
        }

        .cat3-cta .cat3-btn-primary {
            position: relative;
            z-index: 2;
            font-size: 16px;
            padding: 16px 36px;
        }

        /* ---------- 分页 ---------- */
        .cat3-pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-bottom: 48px;
            flex-wrap: wrap;
        }

        .cat3-page-btn {
            min-width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 14px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.22s ease;
            letter-spacing: 0.01em;
        }

        .cat3-page-btn:hover {
            color: var(--text-primary);
            border-color: rgba(255,255,255,0.2);
            background: var(--bg-card-hover);
        }

        .cat3-page-btn.active {
            background: var(--brand-gradient);
            color: #1A0F0D;
            font-weight: 700;
            border-color: transparent;
            box-shadow: 0 6px 20px rgba(198,42,92,0.32);
        }

        .cat3-page-btn.dots {
            border: none;
            background: transparent;
            cursor: default;
            color: var(--text-muted);
            letter-spacing: 0.1em;
        }

        /* ---------- 响应式 ---------- */
        @media (max-width: 1024px) {
            .cat3-hero h1 {
                font-size: 36px;
            }
            .cat3-hero-inner {
                padding: 36px 32px 32px;
            }
            .cat3-adv-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cat3-card-main {
                grid-column: 1 / -1;
                grid-row: auto;
                flex-direction: column;
                min-height: auto;
            }
            .cat3-card-main .cat3-card-img {
                width: 100%;
                aspect-ratio: 16 / 9;
                min-height: auto;
            }
            .cat3-card-main .cat3-card-body {
                padding: 24px 22px;
            }
            .cat3-card-main .cat3-card-title {
                font-size: 20px;
            }
            .cat3-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .zz-container {
                padding: 0 16px;
            }
            .cat3-hero {
                min-height: 440px;
                border-radius: 20px;
            }
            .cat3-hero-inner {
                padding: 26px 20px 22px;
            }
            .cat3-hero h1 {
                font-size: 30px;
            }
            .cat3-hero-sub {
                font-size: 14px;
            }
            .cat3-hero-chips {
                gap: 7px;
                margin-bottom: 20px;
            }
            .cat3-hero-chips a {
                padding: 7px 13px;
                font-size: 11px;
            }
            .cat3-filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 14px 16px;
            }
            .cat3-compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cat3-advantage,
            .cat3-compare,
            .cat3-cta {
                padding: 28px 20px;
            }
            .cat3-section-title {
                font-size: 22px;
            }
            .cat3-cta h2 {
                font-size: 24px;
            }
            .cat3-card-title {
                font-size: 16px;
            }
        }

        @media (max-width: 520px) {
            .cat3-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .cat3-card-main {
                grid-column: 1;
                flex-direction: column;
            }
            .cat3-card-main .cat3-card-img {
                width: 100%;
                aspect-ratio: 16 / 10;
            }
            .cat3-adv-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .cat3-hero h1 {
                font-size: 26px;
                line-height: 1.25;
            }
            .cat3-hero {
                min-height: 400px;
                border-radius: 16px;
            }
            .cat3-hero-inner {
                padding: 20px 16px 18px;
            }
            .cat3-metric-badge {
                padding: 7px 13px;
                font-size: 11px;
            }
            .cat3-metric-badge strong {
                font-size: 14px;
            }
            .cat3-compare-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 3px;
            }
            .cat3-btn-primary,
            .cat3-btn-secondary {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
            .cat3-cta .cat3-btn-primary {
                width: 100%;
            }
            .cat3-breadcrumb {
                font-size: 12px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0C0A0F;
            --bg-secondary: #12101A;
            --bg-card: #1C1522;
            --bg-card-hover: #231925;
            --bg-deep: #18121E;
            --brand-1: #C62A5C;
            --brand-2: #E8A33D;
            --brand-gradient: linear-gradient(135deg, #C62A5C 0%, #E8A33D 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(198, 42, 92, 0.18) 0%, rgba(232, 163, 61, 0.12) 100%);
            --brand-glow: 0 0 32px rgba(198, 42, 92, 0.35), 0 0 64px rgba(232, 163, 61, 0.15);
            --text-primary: #F5F0EB;
            --text-secondary: #B8AEBF;
            --text-muted: #7D7287;
            --success: #2BD47A;
            --warning: #F2A541;
            --danger: #E5484D;
            --border-light: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(198, 42, 92, 0.45);
            --radius-card: 24px;
            --radius-sm: 14px;
            --radius-xs: 8px;
            --radius-btn: 999px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-hover: 0 20px 56px rgba(0, 0, 0, 0.58), 0 0 24px rgba(198, 42, 92, 0.22);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .zz-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ============ 面包屑 ============ */
        .breadcrumb-nav {
            padding: 16px 0 0;
            background: var(--bg-primary);
        }
        .breadcrumb-nav .zz-container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb-nav a {
            color: var(--text-secondary);
            transition: color 0.2s ease;
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-2);
        }
        .breadcrumb-sep {
            color: var(--text-muted);
            font-size: 12px;
        }
        .breadcrumb-current {
            color: var(--brand-2);
            font-weight: 600;
        }

        /* ============ 分类 Hero：线索获客式首屏 ============ */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            padding: 64px 0 56px;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 10, 15, 0.78) 0%, rgba(12, 10, 15, 0.88) 55%, var(--bg-primary) 100%);
            z-index: 1;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 480px;
            height: 480px;
            background: radial-gradient(circle, rgba(198, 42, 92, 0.35) 0%, rgba(232, 163, 61, 0.12) 40%, transparent 70%);
            z-index: 1;
            pointer-events: none;
            border-radius: 50%;
        }
        .category-hero .zz-container {
            position: relative;
            z-index: 2;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .hero-left {
            padding-right: 8px;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            color: var(--brand-2);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-tag i {
            font-size: 12px;
        }
        .hero-title {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .hero-title .gradient-text {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-pain {
            font-size: 17px;
            color: var(--text-secondary);
            margin-bottom: 12px;
            font-weight: 500;
        }
        .hero-desc {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 520px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-secondary);
            transition: all 0.25s ease;
        }
        .hero-badge:hover {
            border-color: var(--border-hover);
            background: var(--bg-card-hover);
            transform: translateY(-2px);
        }
        .hero-badge i {
            color: var(--brand-2);
            font-size: 12px;
        }
        .hero-badge strong {
            color: var(--text-primary);
            font-weight: 700;
        }

        /* Hero 表单卡片 */
        .hero-form-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .hero-form-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }
        .hero-form-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .hero-form-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 18px;
        }
        .form-row {
            margin-bottom: 14px;
        }
        .form-row label {
            display: block;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 6px;
            font-weight: 500;
        }
        .form-row input,
        .form-row select,
        .form-row textarea {
            width: 100%;
            background: var(--bg-secondary);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: all 0.25s ease;
        }
        .form-row input:focus,
        .form-row select:focus,
        .form-row textarea:focus {
            border-color: var(--brand-1);
            box-shadow: 0 0 0 3px rgba(198, 42, 92, 0.15);
        }
        .form-row input::placeholder,
        .form-row textarea::placeholder {
            color: var(--text-muted);
        }
        .form-row select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%237D7287' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            cursor: pointer;
        }
        .form-row select option {
            background: var(--bg-card);
            color: var(--text-primary);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            letter-spacing: 0.3px;
            width: 100%;
        }
        .btn-primary:hover {
            box-shadow: 0 8px 24px rgba(198, 42, 92, 0.35);
            transform: translateY(-2px);
            filter: brightness(1.08);
        }
        .btn-primary:active {
            transform: translateY(0);
            filter: brightness(0.95);
        }
        .btn-primary:focus {
            outline: 2px solid rgba(232, 163, 61, 0.6);
            outline-offset: 2px;
        }
        .form-success-msg {
            display: none;
            background: rgba(43, 212, 122, 0.1);
            border: 1px solid rgba(43, 212, 122, 0.3);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 14px;
            color: var(--success);
            margin-top: 12px;
            text-align: center;
        }

        /* ============ 筛选排序条 ============ */
        .filter-bar {
            padding: 20px 0 8px;
            background: var(--bg-primary);
            border-bottom: 1px solid var(--border-light);
        }
        .filter-bar .zz-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
        }
        .filter-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            padding: 7px 16px;
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.25s ease;
            user-select: none;
        }
        .filter-chip:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
            background: var(--bg-card-hover);
        }
        .filter-chip.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            font-weight: 600;
        }
        .filter-chip.active:hover {
            color: #fff;
        }
        .sort-select {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .sort-select select {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: 999px;
            padding: 7px 14px;
            color: var(--text-secondary);
            font-size: 13px;
            outline: none;
            cursor: pointer;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath fill='%237D7287' d='M5 7L1 3h8z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            padding-right: 32px;
            transition: all 0.25s ease;
        }
        .sort-select select:hover {
            border-color: var(--border-hover);
        }
        .sort-select select option {
            background: var(--bg-card);
            color: var(--text-primary);
        }

        /* ============ 卡片网格：紧凑三列 ============ */
        .cards-section {
            padding: 32px 0 24px;
            background: var(--bg-primary);
        }
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .data-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: 20px;
            overflow: hidden;
            transition: all 0.35s ease;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
            display: flex;
            flex-direction: column;
        }
        .data-card:hover {
            transform: translateY(-6px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            background: var(--bg-card-hover);
        }
        .data-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-secondary);
        }
        .data-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .data-card:hover .data-card-img img {
            transform: scale(1.05);
        }
        .data-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(12, 10, 15, 0.65) 100%);
            pointer-events: none;
        }
        .data-card-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            z-index: 2;
            background: rgba(12, 10, 15, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            color: var(--brand-2);
            font-weight: 600;
        }
        .data-card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .data-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .data-card-desc {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            flex: 1;
        }
        .data-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }
        .data-card-stat {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            color: var(--warning);
            font-weight: 600;
        }
        .data-card-stat i {
            font-size: 11px;
        }
        .data-card-arrow {
            color: var(--text-muted);
            font-size: 13px;
            transition: all 0.25s ease;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .data-card:hover .data-card-arrow {
            color: var(--brand-2);
            transform: translateX(3px);
        }
        .data-card-arrow span {
            font-size: 13px;
        }

        /* 卡片差异化：不同阴影强度 */
        .data-card:nth-child(1) {
            box-shadow: 0 10px 32px rgba(0, 0, 0, 0.42), 0 0 18px rgba(198, 42, 92, 0.12);
        }
        .data-card:nth-child(2) {
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
            border-radius: 16px;
        }
        .data-card:nth-child(3) {
            box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5), 0 0 28px rgba(232, 163, 61, 0.1);
        }
        .data-card:nth-child(4) {
            box-shadow: 0 8px 26px rgba(0, 0, 0, 0.36);
            border-radius: 18px;
        }
        .data-card:nth-child(5) {
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.46), 0 0 22px rgba(198, 42, 92, 0.14);
        }
        .data-card:nth-child(6) {
            box-shadow: 0 5px 16px rgba(0, 0, 0, 0.28);
            border-radius: 14px;
        }

        /* ============ 分页 ============ */
        .pagination-bar {
            padding: 20px 0 8px;
            background: var(--bg-primary);
        }
        .pagination-bar .zz-container {
            display: flex;
            justify-content: center;
        }
        .pagination {
            display: flex;
            gap: 6px;
            align-items: center;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: 999px;
            font-size: 14px;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: all 0.25s ease;
        }
        .pagination a:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
            background: var(--bg-card-hover);
        }
        .pagination .current {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            font-weight: 700;
        }
        .pagination .dots {
            background: transparent;
            border: none;
            color: var(--text-muted);
        }

        /* ============ 品牌介绍 ============ */
        .brand-intro-section {
            padding: 56px 0 32px;
            background: var(--bg-primary);
        }
        .brand-intro-card {
            background: var(--bg-deep);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            position: relative;
            overflow: hidden;
        }
        .brand-intro-card::before {
            content: '';
            position: absolute;
            top: -60px;
            left: -60px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(198, 42, 92, 0.22) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .brand-intro-card .brand-icon {
            position: relative;
            z-index: 1;
            font-size: 28px;
            color: var(--brand-2);
            margin-bottom: 16px;
        }
        .brand-intro-card h2 {
            position: relative;
            z-index: 1;
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .brand-intro-card p {
            position: relative;
            z-index: 1;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 860px;
        }
        .brand-intro-card p strong {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* ============ FAQ 轻量 ============ */
        .faq-section {
            padding: 32px 0 40px;
            background: var(--bg-primary);
        }
        .faq-section .section-heading {
            margin-bottom: 20px;
        }
        .faq-section .section-heading h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .faq-section .section-heading p {
            font-size: 14px;
            color: var(--text-muted);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 820px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(198, 42, 92, 0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            user-select: none;
            gap: 12px;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: all 0.25s ease;
        }
        .faq-question:hover {
            color: var(--brand-2);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--text-muted);
            font-size: 13px;
            transition: transform 0.3s ease;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            color: var(--brand-2);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .faq-item.open {
            border-color: rgba(198, 42, 92, 0.4);
            box-shadow: 0 4px 16px rgba(198, 42, 92, 0.08);
        }

        /* ============ CTA ============ */
        .cta-section {
            padding: 24px 0 56px;
            background: var(--bg-primary);
        }
        .cta-card {
            background: var(--bg-deep);
            border: 1px solid rgba(198, 42, 92, 0.35);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 32px rgba(198, 42, 92, 0.12);
        }
        .cta-card::after {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(232, 163, 61, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-card-left {
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 240px;
        }
        .cta-card-left h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .cta-card-left p {
            font-size: 14px;
            color: var(--text-secondary);
        }
        .cta-card-right {
            position: relative;
            z-index: 1;
            flex-shrink: 0;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .btn-cta:hover {
            box-shadow: 0 8px 24px rgba(198, 42, 92, 0.4);
            transform: translateY(-2px);
            filter: brightness(1.08);
        }
        .btn-cta:active {
            transform: translateY(0);
            filter: brightness(0.95);
        }
        .btn-cta:focus {
            outline: 2px solid rgba(232, 163, 61, 0.6);
            outline-offset: 2px;
        }

        /* ============ 页脚（结构参考，共享由程序注入） ============ */
        .site-footer {
            background: #080609;
            border-top: 1px solid var(--border-light);
            padding: 40px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 800;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 8px;
        }
        .footer-brand-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color 0.2s ease;
        }
        .footer-col ul li a:hover {
            color: var(--brand-2);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 16px;
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-title {
                font-size: 32px;
            }
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 640px) {
            .zz-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero {
                padding: 40px 0 36px;
            }
            .hero-title {
                font-size: 26px;
                line-height: 1.3;
            }
            .hero-pain {
                font-size: 15px;
            }
            .hero-desc {
                font-size: 14px;
            }
            .hero-form-card {
                padding: 20px 16px;
            }
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .filter-bar .zz-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .sort-select {
                width: 100%;
            }
            .sort-select select {
                width: 100%;
            }
            .brand-intro-card {
                padding: 24px 18px;
            }
            .cta-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-cta {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .pagination a,
            .pagination span {
                min-width: 32px;
                height: 32px;
                font-size: 13px;
                padding: 0 8px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0C0A0F;
            --bg-secondary: #12101A;
            --bg-card: #1C1522;
            --bg-card-hover: #231925;
            --bg-deep: #18121E;
            --brand-1: #C62A5C;
            --brand-2: #E8A33D;
            --brand-gradient: linear-gradient(135deg, #C62A5C 0%, #E8A33D 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(198, 42, 92, 0.18) 0%, rgba(232, 163, 61, 0.14) 100%);
            --brand-glow: rgba(198, 42, 92, 0.35);
            --text-primary: #F5F0EB;
            --text-secondary: #B8AEBF;
            --text-muted: #7D7287;
            --success: #2BD47A;
            --warning: #F2A541;
            --danger: #E5484D;
            --border-light: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(198, 42, 92, 0.45);
            --radius-card: 24px;
            --radius-sm: 16px;
            --radius-xs: 12px;
            --radius-btn: 999px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-hover: 0 20px 56px rgba(198, 42, 92, 0.28);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-size: 15px;
            overflow-x: hidden;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: var(--brand-2);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: transparent;
        }

        .zz-container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        main {
            display: block;
        }

        /* ============ 面包屑 ============ */
        .breadcrumb {
            padding: 28px 0 0;
            font-size: 0.9rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color 0.25s ease;
        }

        .breadcrumb a:hover {
            color: var(--brand-2);
        }

        .breadcrumb .sep {
            color: var(--text-muted);
            user-select: none;
            font-size: 0.8rem;
        }

        .breadcrumb .current {
            color: var(--brand-2);
            font-weight: 500;
        }

        /* ============ Hero 区域 ============ */
        .cat5-hero {
            position: relative;
            min-height: 480px;
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-top: 20px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            isolation: isolate;
        }

        .cat5-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, rgba(12, 10, 15, 0.93) 0%, rgba(12, 10, 15, 0.78) 42%, rgba(198, 42, 92, 0.32) 78%, rgba(232, 163, 61, 0.18) 100%);
            z-index: 1;
        }

        .cat5-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 75% 45%, rgba(198, 42, 92, 0.22) 0%, transparent 55%);
            pointer-events: none;
            z-index: 1;
        }

        .cat5-hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 56px 0;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cat5-hero-copy {
            flex: 1 1 520px;
            max-width: 680px;
        }

        .cat5-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient-soft);
            border: 1px solid var(--border-hover);
            color: var(--text-primary);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            margin-bottom: 20px;
        }

        .cat5-hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-gradient);
            display: inline-block;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.4); opacity: 0.6; }
        }

        .cat5-hero h1 {
            font-size: clamp(34px, 5vw, 52px);
            font-weight: 800;
            line-height: 1.18;
            letter-spacing: -0.5px;
            color: var(--text-primary);
            margin-bottom: 18px;
        }

        .cat5-hero h1 .grad {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .cat5-hero-sub {
            font-size: clamp(1rem, 1.35vw, 1.15rem);
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 30px;
        }

        .cat5-hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }

        .cat5-hero-metrics {
            flex: 0 0 auto;
            display: grid;
            grid-template-columns: repeat(2, minmax(150px, 180px));
            gap: 14px;
            align-self: center;
        }

        .cm-card {
            background: rgba(28, 21, 34, 0.82);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 18px 16px;
            text-align: left;
            transition: border-color 0.3s ease, transform 0.3s ease;
        }

        .cm-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
        }

        .cm-card .num {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 1.9rem;
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.5px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
            display: inline-block;
        }

        .cm-card .unit {
            font-size: 0.82rem;
            color: var(--text-secondary);
            font-weight: 500;
            margin-left: 2px;
            -webkit-text-fill-color: var(--text-secondary);
        }

        .cm-card .label {
            display: block;
            margin-top: 6px;
            font-size: 0.8rem;
            color: var(--text-muted);
            letter-spacing: 0.2px;
        }

        /* ============ 横向滚动卡片区 ============ */
        .section-block {
            padding: 64px 0 20px;
        }

        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .section-heading h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 800;
            letter-spacing: -0.4px;
            color: var(--text-primary);
            line-height: 1.25;
        }

        .section-heading h2 .grad {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .section-heading p {
            color: var(--text-muted);
            font-size: 0.92rem;
            max-width: 360px;
            line-height: 1.6;
        }

        .scroll-shell {
            position: relative;
            margin-top: 8px;
        }

        .scroll-track {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding: 4px 4px 18px;
            scrollbar-width: thin;
            scrollbar-color: var(--border-hover) transparent;
            -webkit-overflow-scrolling: touch;
        }

        .scroll-track::-webkit-scrollbar {
            height: 6px;
        }

        .scroll-track::-webkit-scrollbar-track {
            background: transparent;
        }

        .scroll-track::-webkit-scrollbar-thumb {
            background: var(--border-hover);
            border-radius: 999px;
        }

        .scroll-track::-webkit-scrollbar-thumb:hover {
            background: rgba(198, 42, 92, 0.7);
        }

        .scroll-card {
            flex-shrink: 0;
            width: 320px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .scroll-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            background: var(--bg-card-hover);
        }

        .scroll-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-deep);
        }

        .scroll-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }

        .scroll-card:hover .scroll-card-img img {
            transform: scale(1.05);
        }

        .scroll-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 6px 14px;
            border-radius: var(--radius-btn);
            background: rgba(12, 10, 15, 0.78);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border: 1px solid var(--border-light);
            font-size: 0.74rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            color: var(--text-primary);
        }

        .scroll-card-body {
            padding: 20px 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .scroll-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.2px;
            line-height: 1.3;
        }

        .scroll-card-body .desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .scroll-card-metric {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            align-self: flex-start;
            padding: 6px 14px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(198, 42, 92, 0.3);
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 0.86rem;
            font-weight: 700;
            color: var(--brand-2);
            letter-spacing: 0.3px;
        }

        .scroll-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            z-index: 5;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(28, 21, 34, 0.88);
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            font-size: 1rem;
            color: var(--text-primary);
            user-select: none;
        }

        .scroll-arrow:hover {
            background: var(--brand-gradient);
            border-color: transparent;
            transform: translateY(-50%) scale(1.05);
        }

        .scroll-arrow.prev {
            left: -12px;
        }

        .scroll-arrow.next {
            right: -12px;
        }

        /* ============ 适用场景网格 ============ */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 18px;
            margin-top: 8px;
        }

        .scene-card {
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            background: var(--bg-card);
            padding: 24px 22px;
            transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .scene-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .scene-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            background: var(--bg-card-hover);
        }

        .scene-card:hover::before {
            opacity: 1;
        }

        .scene-card.wide {
            grid-column: span 7;
        }

        .scene-card.narrow {
            grid-column: span 5;
        }

        .scene-card .scene-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-xs);
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(198, 42, 92, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 14px;
            color: var(--brand-2);
        }

        .scene-card h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .scene-card .scene-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .scene-card .scene-point {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 12px;
            font-size: 0.8rem;
            color: var(--success);
            font-weight: 600;
        }

        /* ============ 流程步骤 ============ */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            margin-top: 8px;
        }

        .flow-step {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 22px 18px;
            text-align: center;
            transition: border-color 0.3s ease, transform 0.3s ease;
            position: relative;
        }

        .flow-step:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
        }

        .flow-step-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            margin: 0 auto 12px;
            border-radius: 50%;
            background: var(--brand-gradient);
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-weight: 700;
            font-size: 1.1rem;
            color: #0C0A0F;
            letter-spacing: -0.3px;
        }

        .flow-step h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .flow-step p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ============ 对比模块 ============ */
        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 20px;
            margin-top: 8px;
        }

        .compare-col {
            border-radius: var(--radius-card);
            padding: 28px 26px;
            border: 1px solid var(--border-light);
            background: var(--bg-card);
            transition: border-color 0.3s ease;
        }

        .compare-col.winner {
            border: 1px solid rgba(198, 42, 92, 0.55);
            background: linear-gradient(135deg, rgba(198, 42, 92, 0.14) 0%, rgba(232, 163, 61, 0.10) 100%), var(--bg-card);
            box-shadow: inset 0 0 60px rgba(198, 42, 92, 0.07);
        }

        .compare-col.winner:hover {
            border-color: rgba(198, 42, 92, 0.8);
        }

        .compare-col-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            flex-wrap: wrap;
            gap: 10px;
        }

        .compare-col-header h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .compare-col.winner .compare-col-header h3 {
            color: var(--brand-2);
        }

        .compare-badge {
            padding: 5px 14px;
            border-radius: var(--radius-btn);
            font-size: 0.74rem;
            font-weight: 700;
            letter-spacing: 0.3px;
            background: rgba(125, 114, 135, 0.25);
            color: var(--text-muted);
        }

        .compare-col.winner .compare-badge {
            background: var(--brand-gradient);
            color: #0C0A0F;
        }

        .compare-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 13px 0;
            border-bottom: 1px solid var(--border-light);
            gap: 12px;
            flex-wrap: wrap;
        }

        .compare-row:last-child {
            border-bottom: none;
        }

        .compare-row .dim {
            font-size: 0.88rem;
            color: var(--text-secondary);
        }

        .compare-row .val {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-weight: 700;
            font-size: 0.98rem;
            letter-spacing: 0.2px;
            color: var(--text-primary);
        }

        .compare-col.winner .compare-row .val {
            color: var(--brand-2);
        }

        .compare-row .val.muted {
            color: var(--text-muted);
            font-weight: 600;
        }

        /* ============ FAQ ============ */
        .faq-block {
            max-width: 880px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item:hover {
            border-color: var(--border-hover);
        }

        .faq-item.active {
            border-color: rgba(198, 42, 92, 0.45);
        }

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            padding: 18px 22px;
            cursor: pointer;
            transition: background 0.25s ease;
            user-select: none;
        }

        .faq-q:hover {
            background: var(--bg-card-hover);
        }

        .faq-q .q-text {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.45;
        }

        .faq-icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text-secondary);
            transition: transform 0.3s ease, background 0.3s ease;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--brand-gradient);
            color: #0C0A0F;
            border-color: transparent;
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }

        .faq-item.active .faq-a {
            max-height: 400px;
            padding: 0 22px 20px;
        }

        .faq-a p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding-left: 12px;
            border-left: 3px solid var(--brand-2);
        }

        /* ============ CTA 区块 ============ */
        .cta-block {
            border-radius: var(--radius-card);
            padding: 48px 40px;
            background: linear-gradient(135deg, rgba(198, 42, 92, 0.2) 0%, rgba(232, 163, 61, 0.12) 55%, rgba(12, 10, 15, 0.9) 100%), var(--bg-deep);
            border: 1px solid rgba(198, 42, 92, 0.4);
            position: relative;
            overflow: hidden;
            margin-top: 12px;
        }

        .cta-block::after {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(232, 163, 61, 0.18) 0%, transparent 65%);
            pointer-events: none;
        }

        .cta-block-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-block-copy {
            flex: 1 1 440px;
        }

        .cta-block-copy h2 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.3px;
            margin-bottom: 12px;
            line-height: 1.25;
        }

        .cta-block-copy h2 .grad {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .cta-block-copy p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 500px;
        }

        .cta-block-form {
            flex: 0 1 380px;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }

        .cta-block-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .cta-block-form input::placeholder {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .cta-block-form input:focus {
            border-color: var(--brand-2);
            box-shadow: 0 0 0 3px rgba(232, 163, 61, 0.15);
        }

        /* ============ 移动端响应式 ============ */
        @media (max-width: 1024px) {
            .cat5-hero {
                min-height: 420px;
            }
            .cat5-hero-inner {
                flex-direction: column;
                align-items: flex-start;
                padding: 40px 0;
            }
            .cat5-hero-metrics {
                grid-template-columns: repeat(2, minmax(140px, 170px));
            }
            .flow-steps {
                grid-template-columns: repeat(3, 1fr);
            }
            .scene-card.wide,
            .scene-card.narrow {
                grid-column: span 12;
            }
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 42px 0 12px;
            }
            .cat5-hero {
                min-height: 360px;
                border-radius: 20px;
            }
            .cat5-hero-metrics {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .cm-card {
                padding: 14px 12px;
            }
            .cm-card .num {
                font-size: 1.5rem;
            }
            .scroll-card {
                width: 270px;
            }
            .scroll-arrow {
                display: none;
            }
            .compare-wrap {
                grid-template-columns: 1fr;
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .cta-block {
                padding: 32px 22px;
            }
            .cta-block-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-block-form {
                width: 100%;
                flex: 1 1 auto;
            }
            .cta-block-form input {
                min-width: 100%;
            }
            .section-heading {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .zz-container {
                padding: 0 16px;
            }
            .cat5-hero h1 {
                font-size: 30px;
            }
            .cat5-hero-metrics {
                grid-template-columns: 1fr 1fr;
            }
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .scroll-card {
                width: 240px;
            }
            .cta-block {
                padding: 26px 18px;
                border-radius: 20px;
            }
            .breadcrumb {
                font-size: 0.8rem;
                padding-top: 18px;
            }
        }

/* roulang page: category6 */
:root {
            --bg-primary: #0C0A0F;
            --bg-secondary: #12101A;
            --bg-card: #1C1522;
            --bg-card-hover: #231925;
            --bg-deep: #18121E;
            --brand-1: #C62A5C;
            --brand-2: #E8A33D;
            --brand-gradient: linear-gradient(135deg, #C62A5C 0%, #E8A33D 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(198, 42, 92, 0.18) 0%, rgba(232, 163, 61, 0.12) 100%);
            --brand-glow: 0 8px 28px rgba(198, 42, 92, 0.35);
            --text-primary: #F5F0EB;
            --text-secondary: #B8AEBF;
            --text-muted: #7D7287;
            --success: #2BD47A;
            --warning: #F2A541;
            --danger: #E5484D;
            --border-light: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(198, 42, 92, 0.45);
            --radius-card: 22px;
            --radius-sm: 14px;
            --radius-xs: 10px;
            --radius-btn: 999px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-hover: 0 18px 52px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(198, 42, 92, 0.25);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: var(--brand-2);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .zz-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            background: rgba(12, 10, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 12px 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: var(--brand-glow);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: 1px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-search {
            flex: 1;
            min-width: 260px;
            max-width: 560px;
            position: relative;
            display: flex;
            align-items: center;
        }

        .nav-search input {
            width: 100%;
            padding: 12px 48px 12px 20px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-light);
            background: var(--bg-card);
            color: var(--text-primary);
            font-size: 15px;
            outline: none;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .nav-search input:focus {
            border-color: var(--border-hover);
            box-shadow: 0 0 0 3px rgba(198, 42, 92, 0.18);
        }

        .nav-search input::placeholder {
            color: var(--text-muted);
        }

        .search-icon {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 16px;
            pointer-events: none;
        }

        .search-mic {
            position: absolute;
            right: 44px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 15px;
            transition: color 0.25s ease;
        }

        .search-mic:hover {
            color: var(--brand-2);
        }

        .nav-toggle {
            display: none;
            font-size: 24px;
            color: var(--text-primary);
            padding: 6px;
            border-radius: 8px;
            transition: background 0.2s ease;
        }

        .nav-toggle:hover {
            background: var(--bg-card);
        }

        .nav-main {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 10px;
            width: 100%;
        }

        .nav-main .nav-link {
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-main .nav-link:hover {
            color: var(--text-primary);
            border-color: var(--border-hover);
            background: var(--bg-card-hover);
        }

        .nav-main .nav-link.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: var(--brand-glow);
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-wrap {
            padding: 14px 0 0;
            font-size: 14px;
            color: var(--text-muted);
        }

        .breadcrumb-wrap a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

        .breadcrumb-wrap a:hover {
            color: var(--brand-2);
        }

        .breadcrumb-wrap .separator {
            margin: 0 8px;
            color: var(--text-muted);
        }

        .breadcrumb-wrap .current {
            color: var(--brand-2);
        }

        /* ========== Category Hero ========== */
        .category-hero {
            position: relative;
            padding: 60px 0 56px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            border-radius: 0 0 var(--radius-card) var(--radius-card);
            overflow: hidden;
            margin-bottom: 32px;
            border-bottom: 1px solid var(--border-light);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 10, 15, 0.72) 0%, rgba(12, 10, 15, 0.88) 60%, rgba(12, 10, 15, 0.96) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 30%, rgba(198, 42, 92, 0.25) 0%, transparent 55%),
                radial-gradient(ellipse at 20% 70%, rgba(232, 163, 61, 0.15) 0%, transparent 45%);
            z-index: 1;
            pointer-events: none;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-text h1 {
            font-size: 42px;
            font-weight: 800;
            letter-spacing: 1px;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .hero-text h1 .gradient-text {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text p {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .hero-search {
            position: relative;
            max-width: 480px;
        }

        .hero-search input {
            width: 100%;
            padding: 14px 52px 14px 22px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(28, 21, 34, 0.85);
            color: var(--text-primary);
            font-size: 15px;
            outline: none;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .hero-search input:focus {
            border-color: var(--border-hover);
            box-shadow: 0 0 0 3px rgba(198, 42, 92, 0.2);
        }

        .hero-search input::placeholder {
            color: var(--text-muted);
        }

        .hero-search .search-icon {
            position: absolute;
            right: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--brand-2);
            font-size: 17px;
        }

        .hero-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .hero-stat-card {
            background: rgba(28, 21, 34, 0.8);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            text-align: center;
            backdrop-filter: blur(8px);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .hero-stat-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }

        .hero-stat-value {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 30px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.1;
            margin-bottom: 4px;
        }

        .hero-stat-value .unit {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            margin-left: 2px;
        }

        .hero-stat-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }

        /* ========== Filter Bar ========== */
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding: 18px 0;
            margin-bottom: 24px;
            border-bottom: 1px solid var(--border-light);
        }

        .filter-sorts {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-sort-btn {
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .filter-sort-btn:hover {
            color: var(--text-primary);
            border-color: var(--border-hover);
        }

        .filter-sort-btn.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: var(--brand-glow);
        }

        .filter-chips {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-chip {
            padding: 7px 16px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.25s ease;
        }

        .filter-chip:hover {
            color: var(--brand-2);
            border-color: var(--border-hover);
        }

        .filter-chip.active {
            background: var(--brand-gradient-soft);
            color: var(--brand-2);
            border-color: var(--border-hover);
        }

        /* ========== Main Layout: List + Sidebar ========== */
        .category-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            margin-bottom: 40px;
        }

        /* Left list */
        .list-main {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .list-card {
            display: grid;
            grid-template-columns: 240px 1fr;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            padding: 18px;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }

        .list-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .list-card-img {
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            height: 160px;
        }

        .list-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .list-card:hover .list-card-img img {
            transform: scale(1.04);
        }

        .list-card-body {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .list-card-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-1);
            background: rgba(198, 42, 92, 0.12);
            padding: 5px 14px;
            border-radius: var(--radius-btn);
            width: fit-content;
        }

        .list-card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.3;
        }

        .list-card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .list-card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: auto;
            padding-top: 4px;
        }

        .meta-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
            background: var(--bg-deep);
            padding: 5px 12px;
            border-radius: var(--radius-xs);
        }

        .meta-badge .icon {
            font-size: 13px;
            color: var(--brand-2);
        }

        .meta-heat {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .meta-heat .icon {
            color: var(--warning);
        }

        /* Right sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 22px;
        }

        .sidebar-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h3 .icon {
            color: var(--brand-1);
            font-size: 16px;
        }

        .sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-list-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            border-radius: var(--radius-xs);
            background: var(--bg-deep);
            transition: background 0.25s ease;
        }

        .sidebar-list-item:hover {
            background: var(--bg-card-hover);
        }

        .sidebar-list-rank {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 20px;
            font-weight: 800;
            color: var(--brand-2);
            min-width: 30px;
            text-align: center;
        }

        .sidebar-list-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar-list-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .sidebar-list-heat {
            font-size: 12px;
            color: var(--text-muted);
        }

        .sidebar-data-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .sidebar-data-item {
            background: var(--bg-deep);
            border-radius: var(--radius-xs);
            padding: 14px 12px;
            text-align: center;
        }

        .sidebar-data-value {
            font-family: 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', sans-serif;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .sidebar-data-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .sidebar-quick-cta {
            background: var(--brand-gradient-soft);
            border: 1px solid rgba(198, 42, 92, 0.25);
            text-align: center;
            padding: 24px 20px;
        }

        .sidebar-quick-cta p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        /* ========== Core Selling Points ========== */
        .selling-points {
            padding: 44px 0;
            background: var(--bg-secondary);
            border-radius: var(--radius-card);
            margin-bottom: 40px;
            border: 1px solid var(--border-light);
        }

        .section-header {
            text-align: left;
            margin-bottom: 28px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-top: 8px;
            max-width: 640px;
        }

        .selling-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .selling-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 24px 18px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .selling-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .selling-icon {
            font-size: 32px;
            margin-bottom: 12px;
            display: block;
        }

        .selling-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .selling-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== Scenarios ========== */
        .scenarios {
            padding: 40px 0;
            margin-bottom: 40px;
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .scenario-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .scenario-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }

        .scenario-header {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .scenario-badge {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--brand-gradient-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        .scenario-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .scenario-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        .scenario-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--brand-2);
            background: rgba(232, 163, 61, 0.1);
            padding: 4px 12px;
            border-radius: var(--radius-btn);
            width: fit-content;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 40px 0;
            margin-bottom: 40px;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item:hover {
            border-color: var(--border-hover);
        }

        .faq-item.active {
            border-color: var(--border-hover);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: transparent;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            transition: color 0.25s ease;
            cursor: pointer;
            position: relative;
        }

        .faq-question:hover {
            color: var(--brand-2);
        }

        .faq-item.active .faq-question {
            color: var(--brand-2);
            border-left: 3px solid var(--brand-1);
            padding-left: 19px;
        }

        .faq-toggle-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.active .faq-toggle-icon {
            transform: rotate(45deg);
            color: var(--brand-2);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px 19px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 48px 0 20px;
            margin-bottom: 40px;
        }

        .cta-card {
            background: var(--bg-card);
            border: 2px solid transparent;
            border-image: var(--brand-gradient) 1;
            border-radius: var(--radius-card);
            padding: 40px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
        }

        .cta-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 0%, rgba(198, 42, 92, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-card h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
        }

        .cta-card h2 .gradient-text {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cta-card p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.65;
            position: relative;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 520px;
            margin: 0 auto;
            position: relative;
        }

        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            width: 100%;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            background: var(--bg-deep);
            color: var(--text-primary);
            font-size: 15px;
            outline: none;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--border-hover);
            box-shadow: 0 0 0 3px rgba(198, 42, 92, 0.18);
        }

        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: var(--text-muted);
        }

        .cta-form select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%237D7287' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
        }

        .cta-form textarea {
            min-height: 90px;
            resize: vertical;
        }

        .cta-btn {
            padding: 15px 32px;
            border-radius: var(--radius-btn);
            background: var(--brand-gradient);
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
            box-shadow: var(--brand-glow);
            width: 100%;
            cursor: pointer;
            border: none;
        }

        .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 36px rgba(198, 42, 92, 0.45);
            filter: brightness(1.08);
        }

        .cta-btn:active {
            transform: translateY(0);
            filter: brightness(0.95);
        }

        .cta-btn:focus-visible {
            outline: 2px solid var(--brand-2);
            outline-offset: 3px;
        }

        /* ========== Pagination ========== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            padding: 20px 0 40px;
        }

        .pagination {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .pagination a,
        .pagination span {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            transition: all 0.25s ease;
        }

        .pagination a:hover {
            color: var(--text-primary);
            border-color: var(--border-hover);
            background: var(--bg-card-hover);
        }

        .pagination .current-page {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: var(--brand-glow);
        }

        .pagination .page-dots {
            background: transparent;
            border: none;
            color: var(--text-muted);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-light);
            padding: 44px 0 24px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }

        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .footer-brand-logo .logo-text {
            font-size: 22px;
            font-weight: 800;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .footer-brand-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 300px;
        }

        .footer-nav h4,
        .footer-contact h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-nav a {
            display: block;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 8px;
            transition: color 0.25s ease;
        }

        .footer-nav a:hover {
            color: var(--brand-2);
        }

        .footer-contact p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact .icon {
            color: var(--brand-2);
            font-size: 13px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .category-hero-content {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .hero-text h1 {
                font-size: 34px;
            }

            .hero-stats {
                grid-template-columns: repeat(4, 1fr);
            }

            .selling-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .category-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .sidebar {
                flex-direction: row;
                flex-wrap: wrap;
            }

            .sidebar-card {
                flex: 1;
                min-width: 280px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                gap: 12px;
            }

            .nav-toggle {
                display: block;
            }

            .nav-main {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 6px;
            }

            .nav-main.open {
                display: flex;
            }

            .nav-main .nav-link {
                width: 100%;
                text-align: center;
            }

            .nav-search {
                max-width: 100%;
                min-width: 0;
                order: 3;
                width: 100%;
            }

            .logo-text {
                font-size: 18px;
            }

            .hero-text h1 {
                font-size: 28px;
            }

            .hero-text p {
                font-size: 15px;
            }

            .hero-stats {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .hero-stat-value {
                font-size: 24px;
            }

            .list-card {
                grid-template-columns: 1fr;
                gap: 14px;
                padding: 14px;
            }

            .list-card-img {
                height: 180px;
            }

            .selling-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .cta-card {
                padding: 28px 20px;
            }

            .cta-card h2 {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .sidebar {
                flex-direction: column;
            }
        }

        @media (max-width: 520px) {
            .zz-container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero-text h1 {
                font-size: 24px;
                letter-spacing: 0.5px;
            }

            .hero-stats {
                gap: 8px;
            }

            .hero-stat-card {
                padding: 14px 10px;
            }

            .hero-stat-value {
                font-size: 20px;
            }

            .hero-stat-label {
                font-size: 11px;
            }

            .section-header h2 {
                font-size: 22px;
            }

            .cta-card h2 {
                font-size: 21px;
            }

            .cta-form input,
            .cta-form select,
            .cta-form textarea {
                font-size: 16px;
                padding: 13px 16px;
            }

            .pagination a,
            .pagination span {
                min-width: 36px;
                height: 36px;
                font-size: 13px;
                padding: 0 10px;
            }

            .list-card-tag {
                font-size: 12px;
            }

            .list-card-title {
                font-size: 17px;
            }
        }