/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #E08A1E;
            --primary-dark: #C16F12;
            --secondary: #211D19;
            --bg: #FDF8F1;
            --bg-alt: #F3ECE1;
            --card: #FFFFFF;
            --border: #E6DED2;
            --text: #2B2622;
            --text-muted: #78716A;
            --text-weak: #A39B91;
            --positive: #0D8F7A;
            --negative: #C04531;
            --radius-card: 16px;
            --radius-btn: 999px;
            --shadow-card: 0 2px 10px rgba(38, 30, 20, .05);
            --shadow-hover: 0 14px 34px rgba(38, 30, 20, .12);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-stack);
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease-out;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }
        section {
            display: block;
        }

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (min-width: 640px) {
            .container {
                padding: 0 40px;
            }
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: .9375rem;
            cursor: pointer;
            transition: background .2s ease-out, transform .2s ease-out, box-shadow .2s ease-out, color .2s ease-out;
            border: 1px solid transparent;
            line-height: 1;
        }
        .btn:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(224, 138, 30, .25);
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(224, 138, 30, .25);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            background: transparent;
            color: var(--secondary);
            border-color: var(--secondary);
        }
        .btn-outline:hover {
            background: rgba(224, 138, 30, .08);
            color: var(--secondary);
            border-color: var(--secondary);
        }
        .btn-outline:active {
            background: rgba(224, 138, 30, .15);
        }
        .btn-sm {
            height: 38px;
            padding: 0 20px;
            font-size: .875rem;
        }
        .btn-block {
            width: 100%;
        }

        /* ===== 导航 Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(253, 248, 241, .95);
            backdrop-filter: saturate(1.2);
            border-bottom: 1px solid var(--border);
        }
        .nav-top {
            height: 64px;
            border-bottom: 1px solid rgba(230, 222, 210, .6);
        }
        .nav-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
        }
        .logo-text {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--secondary);
            letter-spacing: -0.5px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #F3ECE1;
            border-radius: 999px;
            height: 38px;
            padding: 0 16px;
            max-width: 320px;
            flex: 1;
            margin: 0 16px;
            border: 1px solid transparent;
            transition: border .2s, box-shadow .2s;
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(224, 138, 30, .15);
            background: #fff;
        }
        .search-box .search-icon {
            color: var(--text-muted);
            font-size: 14px;
            margin-right: 10px;
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            width: 100%;
            font-size: .875rem;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: var(--text-weak);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .nav-bottom {
            height: 48px;
            display: flex;
            align-items: center;
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
            white-space: nowrap;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 36px;
            padding: 0 18px;
            border-radius: 999px;
            font-size: .875rem;
            color: var(--text-muted);
            font-weight: 500;
            transition: background .2s, color .2s;
            flex-shrink: 0;
        }
        .channel-link:hover {
            background: rgba(224, 138, 30, .08);
            color: var(--secondary);
        }
        .channel-link.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ===== Hero 首屏 ===== */
        .hero {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(100deg, rgba(33, 29, 25, .88) 0%, rgba(33, 29, 25, .65) 50%, rgba(33, 29, 25, .35) 100%),
                url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            color: #fff;
        }
        .hero-inner {
            padding: 80px 0;
            width: 100%;
        }
        .hero-content {
            max-width: 640px;
        }
        .hero h1 {
            font-size: clamp(2rem, 4.2vw, 3.4rem);
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 20px;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .hero-sub {
            font-size: 1.0625rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .hero-buttons .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .hero-buttons .btn-outline {
            border-color: rgba(255, 255, 255, .7);
            color: #fff;
        }
        .hero-buttons .btn-outline:hover {
            background: rgba(255, 255, 255, .1);
        }
        .hero-trust {
            font-size: .875rem;
            color: rgba(255, 255, 255, .6);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-countdown {
            display: flex;
            align-items: center;
            gap: 16px;
            background: rgba(255, 255, 255, .12);
            border-radius: 999px;
            padding: 8px 24px;
            width: fit-content;
            flex-wrap: wrap;
            border: 1px solid rgba(255, 255, 255, .15);
            backdrop-filter: blur(4px);
        }
        .countdown-label {
            font-size: .875rem;
            color: rgba(255, 255, 255, .85);
            font-weight: 500;
        }
        .countdown-timer {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
            font-variant-numeric: tabular-nums;
        }
        .countdown-note {
            font-size: .8125rem;
            color: rgba(255, 255, 255, .6);
        }

        /* ===== 指标看板 ===== */
        .metrics {
            background: var(--secondary);
            color: rgba(255, 255, 255, .7);
            padding: 64px 0;
        }
        .metrics-inner {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        @media (min-width: 1024px) {
            .metrics-inner {
                grid-template-columns: repeat(4, 1fr);
                gap: 0;
            }
        }
        .metric-item {
            text-align: center;
            padding: 16px;
            opacity: 0;
            transform: translateY(20px);
            transition: opacity .8s ease-out, transform .8s ease-out;
            position: relative;
        }
        .metric-item.animated {
            opacity: 1;
            transform: translateY(0);
        }
        @media (min-width: 1024px) {
            .metric-item+.metric-item::before {
                content: '';
                position: absolute;
                left: 0;
                top: 50%;
                transform: translateY(-50%);
                width: 1px;
                height: 44px;
                background: rgba(255, 255, 255, .1);
            }
        }
        .metric-num {
            font-size: clamp(2.25rem, 3vw, 3rem);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            margin-bottom: 6px;
            font-variant-numeric: tabular-nums;
        }
        .metric-name {
            font-size: .875rem;
            color: rgba(255, 255, 255, .7);
        }

        /* ===== 服务矩阵 ===== */
        .service-matrix {
            background: var(--bg-alt);
            padding: 100px 0;
        }
        .section-header {
            margin-bottom: 56px;
            max-width: 720px;
        }
        .section-header h2 {
            font-size: clamp(1.5rem, 2.6vw, 2.2rem);
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            position: relative;
            padding-left: 16px;
        }
        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 4px;
            background: var(--primary);
        }
        .section-header p {
            font-size: .9375rem;
            color: var(--text-muted);
            line-height: 1.75;
        }
        .matrix-card {
            background: var(--card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow .25s ease-out, transform .25s ease-out;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .matrix-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .matrix-card-img {
            overflow: hidden;
            position: relative;
        }
        .matrix-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease-out;
        }
        .matrix-card:hover .matrix-card-img img {
            transform: scale(1.02);
        }
        .matrix-card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .matrix-card-body h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .matrix-card-body p {
            font-size: .875rem;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }
        .card-badge {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(224, 138, 30, .1);
            color: var(--primary);
            border-radius: 999px;
            font-size: .75rem;
            font-weight: 600;
            margin-bottom: 14px;
            width: fit-content;
        }
        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .875rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 16px;
            transition: gap .2s;
        }
        .text-link:hover {
            gap: 12px;
        }
        .text-link i {
            font-size: .75rem;
        }
        .matrix-card-large .matrix-card-img {
            height: 100%;
            min-height: 240px;
        }
        .matrix-card-small .matrix-card-img {
            aspect-ratio: 16 / 9;
        }
        .matrix-row+.matrix-row {
            margin-top: 24px;
        }
        .matrix-card-more {
            background: transparent;
            border: 1px dashed var(--border);
            box-shadow: none;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 200px;
        }
        .matrix-card-more:hover {
            box-shadow: none;
            transform: none;
            border-color: var(--primary);
        }
        .matrix-more-link {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            color: var(--text-muted);
            font-weight: 500;
            transition: color .2s;
        }
        .matrix-more-link:hover {
            color: var(--primary);
        }
        .matrix-more-link i {
            font-size: 1.5rem;
        }

        /* ===== 结果对比 ===== */
        .comparison {
            padding: 100px 0;
            background: var(--bg);
        }
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
            position: relative;
        }
        @media (min-width: 768px) {
            .comparison-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .comparison-grid::before {
                content: '';
                position: absolute;
                left: 50%;
                top: 64px;
                bottom: 64px;
                width: 1px;
                border-left: 2px dashed var(--border);
                transform: translateX(-50%);
            }
        }
        .comparison-col {
            background: var(--card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 32px;
        }
        .comparison-col .col-badge {
            display: inline-block;
            padding: 4px 16px;
            border-radius: 999px;
            font-size: .8125rem;
            font-weight: 600;
            margin-bottom: 24px;
            color: #fff;
        }
        .comparison-col.pain .col-badge {
            background: var(--negative);
        }
        .comparison-col.win .col-badge {
            background: var(--positive);
        }
        .comparison-col h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 24px;
        }
        .compare-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            font-size: .9375rem;
            line-height: 1.6;
        }
        .compare-item:last-child {
            border-bottom: none;
        }
        .compare-item .item-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            flex-shrink: 0;
            margin-top: 4px;
        }
        .pain .compare-item .item-icon {
            background: rgba(192, 69, 49, .1);
            color: var(--negative);
        }
        .win .compare-item .item-icon {
            background: rgba(13, 143, 122, .1);
            color: var(--positive);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-alt);
            padding: 100px 0;
        }
        .accordion {
            background: transparent;
            border: none;
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow .2s;
        }
        .accordion-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .accordion-item .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: .9375rem;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            border: none;
            transition: color .2s;
        }
        .accordion-item .accordion-title:hover,
        .accordion-item.is-active .accordion-title {
            color: var(--primary);
            background: transparent;
        }
        .accordion-title::after {
            content: '+';
            font-size: 1.25rem;
            font-weight: 400;
            color: var(--primary);
            flex-shrink: 0;
            transition: transform .2s;
        }
        .accordion-item.is-active .accordion-title::after {
            content: '−';
            transform: rotate(180deg);
        }
        .accordion-content {
            padding: 0 24px 20px;
            font-size: .875rem;
            color: var(--text-muted);
            line-height: 1.7;
            border-top: 1px solid var(--border);
            background: transparent;
        }

        /* ===== 转化表单 ===== */
        .cta-form-section {
            background: var(--bg-alt);
            padding: 80px 0 100px;
            border-top: 1px solid var(--border);
        }
        .form-wrapper {
            background: var(--card);
            border-radius: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 48px;
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }
        @media (min-width: 768px) {
            .form-wrapper {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
            }
        }
        .form-intro .mini-badge {
            display: inline-block;
            padding: 4px 16px;
            background: rgba(224, 138, 30, .1);
            color: var(--primary);
            border-radius: 999px;
            font-size: .8125rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .form-intro h2 {
            font-size: clamp(1.4rem, 2.2vw, 1.9rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .form-intro p {
            font-size: .9375rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            font-size: .875rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .form-group input,
        .form-group select {
            width: 100%;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border);
            padding: 0 16px;
            font-size: .9375rem;
            background: #fff;
            color: var(--text);
            transition: border .2s, box-shadow .2s;
        }
        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(224, 138, 30, .15);
            outline: none;
        }
        .form-group input::placeholder {
            color: var(--text-weak);
        }
        .form-privacy {
            font-size: .75rem;
            color: var(--text-weak);
            margin-top: 12px;
            text-align: center;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, .75);
            padding: 70px 0 0;
            font-size: .875rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            padding-bottom: 50px;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
            }
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, .5);
            line-height: 1.6;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            transition: background .2s, color .2s, border-color .2s;
        }
        .footer-social a:hover {
            background: rgba(224, 138, 30, .2);
            color: #fff;
            border-color: var(--primary);
        }
        .footer-col h4 {
            font-size: .9375rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: rgba(255, 255, 255, .55);
            transition: color .2s;
            font-size: .875rem;
        }
        .footer-col ul a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            color: rgba(255, 255, 255, .4);
            font-size: .8125rem;
        }
        .footer-bottom .domain {
            color: rgba(255, 255, 255, .3);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 639px) {
            .nav-top {
                height: auto;
                min-height: 64px;
                padding: 8px 0;
            }
            .nav-top-inner {
                flex-wrap: wrap;
                gap: 8px;
                height: auto;
            }
            .search-box {
                order: 3;
                max-width: none;
                width: 100%;
                margin: 0;
            }
            .hero {
                min-height: auto;
                padding: 60px 0;
            }
            .hero-inner {
                padding: 40px 0;
            }
            .hero-countdown {
                border-radius: 16px;
                padding: 12px 16px;
                width: 100%;
                justify-content: center;
            }
            .metrics {
                padding: 48px 0;
            }
            .metrics-inner {
                gap: 24px;
            }
            .service-matrix,
            .comparison,
            .faq-section {
                padding: 60px 0;
            }
            .form-wrapper {
                padding: 24px;
            }
            .footer-grid {
                gap: 32px;
            }
            .btn {
                height: 42px;
                padding: 0 22px;
            }
        }
        @media (max-width: 380px) {
            .container {
                padding: 0 14px;
            }
            .hero h1 {
                font-size: 1.75rem;
            }
            .hero-buttons {
                flex-direction: column;
            }
            .hero-buttons .btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #E08A1E;
            --primary-dark: #C16F12;
            --secondary: #211D19;
            --bg: #FDF8F1;
            --bg-alt: #F3ECE1;
            --card: #FFFFFF;
            --border: #E6DED2;
            --text: #2B2622;
            --text-muted: #78716A;
            --text-weak: #A39B91;
            --positive: #0D8F7A;
            --negative: #C04531;
            --radius-card: 16px;
            --radius-btn: 999px;
            --shadow-card: 0 2px 10px rgba(38, 30, 20, .05);
            --shadow-hover: 0 14px 34px rgba(38, 30, 20, .12);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-stack);
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease-out;
        }

        a:hover {
            color: var(--primary);
        }

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

        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            font-weight: 700;
            line-height: 1.3;
        }

        p {
            margin: 0;
        }

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

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 20px;
            }
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: .9375rem;
            cursor: pointer;
            transition: background .2s ease-out, transform .2s ease-out, box-shadow .2s ease-out, color .2s ease-out;
            border: 1px solid transparent;
            line-height: 1;
            text-align: center;
        }

        .btn:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(224, 138, 30, .25);
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(224, 138, 30, .25);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline {
            background: transparent;
            color: var(--secondary);
            border-color: var(--secondary);
        }

        .btn-outline:hover {
            background: rgba(224, 138, 30, .08);
            color: var(--secondary);
            border-color: var(--secondary);
        }

        .btn-outline:active {
            background: rgba(224, 138, 30, .15);
        }

        .btn-sm {
            height: 38px;
            padding: 0 20px;
            font-size: .875rem;
        }

        .btn-lg {
            height: 50px;
            padding: 0 36px;
            font-size: 1rem;
        }

        /* ===== 导航 Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(253, 248, 241, .95);
            backdrop-filter: saturate(1.2);
            border-bottom: 1px solid var(--border);
        }

        .nav-top {
            height: 64px;
            border-bottom: 1px solid rgba(230, 222, 210, .6);
        }

        .nav-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

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

        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--secondary);
            letter-spacing: -0.5px;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #F3ECE1;
            border-radius: 999px;
            height: 38px;
            padding: 0 16px;
            max-width: 320px;
            flex: 1;
            margin: 0 16px;
            border: 1px solid transparent;
            transition: border .2s, box-shadow .2s;
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(224, 138, 30, .15);
            background: #fff;
        }

        .search-box .search-icon {
            color: var(--text-muted);
            font-size: 14px;
            margin-right: 10px;
        }

        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            width: 100%;
            font-size: .875rem;
            color: var(--text);
        }

        .search-box input::placeholder {
            color: var(--text-weak);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-bottom {
            height: 48px;
            display: flex;
            align-items: center;
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
            white-space: nowrap;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 36px;
            padding: 0 16px;
            border-radius: 999px;
            font-size: .875rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: background .2s, color .2s;
            white-space: nowrap;
        }

        .channel-link:hover {
            background: rgba(224, 138, 30, .08);
            color: var(--secondary);
        }

        .channel-link.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ===== 分类首屏 ===== */
        .category-hero {
            padding: 60px 0 0;
        }

        .category-hero-inner {
            text-align: center;
            margin-bottom: 40px;
        }

        .category-hero h1 {
            font-size: clamp(1.875rem, 4vw, 3rem);
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.2;
            margin-bottom: 12px;
        }

        .category-hero h1 .dot {
            color: var(--primary);
        }

        .category-hero .subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        .category-banner {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 320px;
            background: var(--secondary);
            box-shadow: var(--shadow-card);
        }

        .category-banner img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(33, 29, 25, .85) 0%, transparent 70%);
        }

        .banner-slogan {
            position: absolute;
            left: 40px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 2;
            color: #fff;
            font-size: clamp(1.25rem, 2.5vw, 1.75rem);
            font-weight: 700;
            line-height: 1.35;
            max-width: 400px;
        }

        .banner-slogan span {
            display: block;
            font-size: .875rem;
            font-weight: 500;
            color: rgba(255, 255, 255, .8);
            margin-top: 8px;
        }

        /* ===== 筛选条 ===== */
        .filter-section {
            padding: 40px 0 0;
        }

        .filter-pills {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 4px;
        }

        .filter-pills::-webkit-scrollbar {
            display: none;
        }

        .filter-pill {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 20px;
            border-radius: 999px;
            font-size: .875rem;
            font-weight: 500;
            color: var(--text-muted);
            background: transparent;
            border: 1px solid var(--border);
            cursor: pointer;
            transition: background .2s, color .2s, border-color .2s;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .filter-pill:hover {
            background: rgba(224, 138, 30, .08);
            border-color: var(--primary);
            color: var(--secondary);
        }

        .filter-pill.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
            position: relative;
        }

        .filter-pill.active::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
        }

        /* ===== 内容列表 ===== */
        .content-list-section {
            padding: 40px 0 80px;
        }

        .list-wrap {
            border-top: 1px solid var(--border);
        }

        .list-item {
            display: flex;
            gap: 24px;
            align-items: center;
            padding: 24px 0;
            border-bottom: 1px solid var(--border);
            transition: transform .25s ease-out;
        }

        .list-item:hover {
            transform: translateX(4px);
        }

        .list-item-img-wrap {
            flex-shrink: 0;
            width: 240px;
            height: 150px;
            border-radius: 12px;
            overflow: hidden;
            background: var(--bg-alt);
        }

        .list-item-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease-out;
        }

        .list-item:hover .list-item-img-wrap img {
            transform: scale(1.02);
        }

        .list-item-content {
            flex: 1;
            min-width: 0;
        }

        .list-item-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .list-tag {
            display: inline-flex;
            align-items: center;
            height: 24px;
            padding: 0 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            color: var(--primary-dark);
            background: rgba(224, 138, 30, .08);
            border: 1px solid rgba(224, 138, 30, .25);
        }

        .list-time {
            font-size: .8125rem;
            color: var(--text-weak);
        }

        .list-item h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 8px;
            transition: color .2s;
        }

        .list-item h3 a:hover {
            color: var(--primary);
        }

        .list-item-desc {
            font-size: .875rem;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .list-item-arrow {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-alt);
            color: var(--text-muted);
            font-size: 14px;
            transition: background .2s, color .2s, transform .2s;
        }

        .list-item:hover .list-item-arrow {
            background: var(--primary);
            color: #fff;
            transform: translateX(4px);
        }

        /* ===== CTA 横幅 ===== */
        .cta-banner {
            background: var(--secondary);
            padding: 48px 0;
        }

        .cta-banner-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            text-align: center;
        }

        .cta-banner h2 {
            color: #fff;
            font-size: clamp(1.25rem, 2vw, 1.5rem);
            font-weight: 700;
            margin-bottom: 0;
        }

        .cta-banner .cta-note {
            color: rgba(255, 255, 255, .7);
            font-size: .875rem;
            margin-bottom: 8px;
        }

        .cta-banner .btn {
            min-width: 160px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, .85);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand .logo-text {
            color: #fff;
        }

        .footer-brand p {
            font-size: .875rem;
            color: rgba(255, 255, 255, .6);
            margin: 16px 0 20px;
            max-width: 260px;
            line-height: 1.7;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            transition: background .2s, color .2s, border-color .2s;
        }

        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: .875rem;
            color: rgba(255, 255, 255, .6);
            transition: color .2s;
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: .8125rem;
            color: rgba(255, 255, 255, .5);
        }

        .footer-bottom .domain {
            color: rgba(255, 255, 255, .3);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 820px) {
            .list-item {
                align-items: flex-start;
            }
            .list-item-img-wrap {
                width: 180px;
                height: 130px;
            }
        }

        @media (max-width: 640px) {
            .nav-top-inner {
                gap: 8px;
            }
            .search-box {
                max-width: 200px;
                margin: 0 8px;
            }
            .nav-actions .btn {
                font-size: .8125rem;
                padding: 0 14px;
            }
            .category-hero {
                padding: 40px 0 0;
            }
            .category-banner {
                height: 220px;
            }
            .banner-slogan {
                left: 20px;
            }
            .list-item {
                flex-direction: column;
                gap: 14px;
            }
            .list-item-img-wrap {
                width: 100%;
                height: 170px;
            }
            .list-item-arrow {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .search-box {
                max-width: 40px;
                padding: 0 10px;
                margin: 0 4px;
                background: transparent;
                border: none;
            }
            .search-box input {
                display: none;
            }
            .search-box .search-icon {
                margin: 0;
                font-size: 16px;
                color: var(--secondary);
            }
            .nav-actions .btn {
                width: 38px;
                padding: 0;
                font-size: 0;
            }
            .nav-actions .btn::before {
                content: "\f00c";
                font-family: "Font Awesome 6 Free";
                font-weight: 900;
                font-size: 14px;
            }
            .channel-link {
                padding: 0 12px;
                font-size: .8125rem;
            }
        }