/* roulang page: index */
:root {
            --bg-paper: #FBFBFA;
            --bg-pure: #FFFFFF;
            --bg-dark: #1A1A1A;
            --bg-subtle: #F4F4F2;
            --text-main: #222222;
            --text-slate: #1E252B;
            --text-muted: #666664;
            --text-light: #999996;
            --accent-gold: #C5A265;
            --accent-gold-hover: #b08d51;
            --accent-crimson: #9A2A2A;
            --border-line: #E8E8E6;
            --border-dark: #2C2C2C;
            --font-serif: -apple-system, BlinkMacSystemFont, "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "PingFang SC", "Microsoft YaHei", serif;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }

        /* Reset & Base */
        * { box-sizing: border-box; }
        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            color: var(--text-main);
            background-color: var(--bg-paper);
            line-height: 1.8;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-serif);
            color: var(--text-slate);
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 16px 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-smooth);
        }
        a:hover, a:focus {
            color: var(--accent-gold);
        }
        p {
            margin-bottom: 16px;
            color: var(--text-muted);
        }
        img { max-width: 100%; height: auto; display: block; }
        ul { list-style: none; margin: 0; padding: 0; }

        /* Global Header & Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: #ffffff;
            border-bottom: 1px solid var(--border-line);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
            transition: var(--transition-smooth);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            padding: 0 24px;
            max-width: 1280px;
            margin: 0 auto;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 800;
            color: var(--text-slate);
            letter-spacing: -0.5px;
        }
        .brand-logo i {
            color: var(--accent-gold);
            font-size: 22px;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-slate);
            position: relative;
            padding: 8px 0;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: var(--transition-smooth);
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--accent-gold);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-wrapper {
            position: relative;
        }
        .search-input {
            width: 190px;
            height: 38px;
            padding: 0 36px 0 14px;
            border-radius: 20px;
            border: 1px solid var(--border-line);
            background: var(--bg-subtle);
            font-size: 13px;
            transition: var(--transition-smooth);
            margin-bottom: 0;
        }
        .search-input:focus {
            width: 230px;
            background: #fff;
            border-color: var(--accent-gold);
            box-shadow: none;
            outline: none;
        }
        .search-btn {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            border: none;
            background: transparent;
            color: var(--text-muted);
            cursor: pointer;
            padding: 0;
        }
        .btn-header {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 38px;
            padding: 0 18px;
            border-radius: 4px;
            background: var(--text-slate);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            border: none;
            cursor: pointer;
            transition: var(--transition-smooth);
        }
        .btn-header:hover {
            background: var(--accent-gold);
            color: #fff;
        }

        /* Universal Components */
        .section-padding {
            padding: 80px 0;
            position: relative;
        }
        .section-padding-sm {
            padding: 50px 0;
        }
        .section-dark {
            background-color: var(--bg-dark);
            color: #ffffff;
        }
        .section-dark p {
            color: #b3b3b0;
        }
        .section-dark h2, .section-dark h3, .section-dark h4 {
            color: #ffffff;
        }
        .section-white {
            background-color: var(--bg-pure);
        }
        .section-subtle {
            background-color: var(--bg-subtle);
        }
        .content-wrap {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-head.text-center {
            text-align: center;
        }
        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-gold);
            margin-bottom: 12px;
            border-bottom: 1px solid var(--accent-gold);
            padding-bottom: 4px;
        }
        .section-title {
            font-size: 32px;
            letter-spacing: -0.5px;
            margin-bottom: 14px;
        }
        .section-desc {
            font-size: 15px;
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .section-head.text-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* Hero Group Purchase Section */
        .hero-banner {
            background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F3 100%);
            border-bottom: 1px solid var(--border-line);
            padding: 60px 0 80px 0;
        }
        .hero-badge-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .hero-live-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #FFF1E5;
            color: var(--accent-crimson);
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            border: 1px solid #FFD8BE;
        }
        .hero-live-pill .dot {
            width: 7px;
            height: 7px;
            background: var(--accent-crimson);
            border-radius: 50%;
            display: inline-block;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(0.9); opacity: 0.8; }
            50% { transform: scale(1.3); opacity: 1; }
            100% { transform: scale(0.9); opacity: 0.8; }
        }
        .hero-title {
            font-size: 44px;
            line-height: 1.25;
            letter-spacing: -1px;
            color: var(--text-slate);
            margin-bottom: 24px;
        }
        .hero-title span {
            color: var(--accent-gold);
        }
        .hero-lead {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-muted);
            margin-bottom: 32px;
            max-width: 620px;
        }
        
        /* Group Buy Card */
        .group-card {
            background: #ffffff;
            border: 1px solid var(--border-line);
            border-radius: 6px;
            padding: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
            margin-bottom: 30px;
        }
        .group-meta-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }
        .group-status {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-crimson);
        }
        .group-count {
            font-size: 13px;
            color: var(--text-muted);
        }
        .group-count strong {
            color: var(--text-slate);
            font-size: 16px;
        }
        .progress-bar-wrap {
            width: 100%;
            height: 8px;
            background: var(--bg-subtle);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 20px;
        }
        .progress-fill {
            height: 100%;
            width: 78%;
            background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-crimson) 100%);
            border-radius: 4px;
        }
        .hero-cta-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent-crimson);
            color: #ffffff;
            padding: 14px 30px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 4px;
            border: 1px solid var(--accent-crimson);
            cursor: pointer;
            transition: var(--transition-smooth);
        }
        .btn-main:hover {
            background: #7a1f1f;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--text-slate);
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 4px;
            border: 1px solid var(--border-line);
            cursor: pointer;
            transition: var(--transition-smooth);
        }
        .btn-secondary:hover {
            border-color: var(--text-slate);
            background: #fff;
            color: var(--text-slate);
            transform: translateY(-2px);
        }
        .hero-right-frame {
            background: #ffffff;
            border: 1px solid var(--border-line);
            padding: 20px;
            border-radius: 6px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
            position: relative;
        }
        .hero-img-cover {
            background: #111;
            aspect-ratio: 16/10;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 4px;
        }
        .hero-img-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(0.85);
            transition: transform 0.6s ease;
        }
        .hero-right-frame:hover .hero-img-cover img {
            transform: scale(1.03);
        }
        .hero-cover-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(26, 26, 26, 0.85);
            backdrop-filter: blur(4px);
            padding: 8px 16px;
            color: #fff;
            font-size: 12px;
            border-left: 2px solid var(--accent-gold);
        }

        /* 2. Pain Points Section */
        .pain-card {
            background: #ffffff;
            border: 1px solid var(--border-line);
            border-top: 3px solid var(--accent-crimson);
            padding: 30px 24px;
            height: 100%;
            transition: var(--transition-smooth);
        }
        .pain-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.04);
        }
        .pain-num {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: #D98880;
            margin-bottom: 12px;
        }
        .pain-card h4 {
            font-size: 18px;
            margin-bottom: 12px;
        }

        /* 3. Solutions Section */
        .solution-card {
            background: #ffffff;
            border: 1px solid var(--border-line);
            padding: 36px 28px;
            height: 100%;
            position: relative;
            transition: var(--transition-smooth);
        }
        .solution-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-4px);
        }
        .solution-icon {
            width: 48px;
            height: 48px;
            border-radius: 4px;
            background: var(--bg-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 20px;
            margin-bottom: 22px;
        }
        .solution-card h4 {
            font-size: 20px;
            margin-bottom: 14px;
        }

        /* 4. Steps Section */
        .step-rail {
            position: relative;
            margin-top: 20px;
        }
        .step-rail::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 5%;
            width: 90%;
            height: 1px;
            background: var(--border-line);
            z-index: 1;
        }
        .step-node {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 0 16px;
        }
        .step-badge {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: #ffffff;
            border: 2px solid var(--accent-gold);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 22px;
            box-shadow: 0 0 0 6px var(--bg-paper);
            transition: var(--transition-smooth);
        }
        .step-node:hover .step-badge {
            background: var(--accent-gold);
            color: #ffffff;
            transform: scale(1.05);
        }
        .step-node h4 {
            font-size: 17px;
            margin-bottom: 10px;
        }
        .step-node p {
            font-size: 14px;
            line-height: 1.7;
        }

        /* 5. Metrics Section */
        .metrics-box {
            border-right: 1px solid rgba(255, 255, 255, 0.12);
            padding: 24px 20px;
            text-align: center;
        }
        .metrics-box:last-child {
            border-right: none;
        }
        .metrics-number {
            font-family: var(--font-serif);
            font-size: 46px;
            font-weight: 700;
            line-height: 1.1;
            color: var(--accent-gold);
            margin-bottom: 8px;
        }
        .metrics-label {
            font-size: 14px;
            letter-spacing: 0.5px;
            color: #c0c0be;
            margin-bottom: 0;
        }

        /* 6. Testimonials Section */
        .quote-card {
            background: #ffffff;
            border: 1px solid var(--border-line);
            padding: 34px 28px;
            position: relative;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .quote-icon {
            font-size: 26px;
            color: #D9D9D6;
            margin-bottom: 16px;
        }
        .quote-text {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-slate);
            font-style: normal;
            margin-bottom: 22px;
        }
        .quote-author {
            display: flex;
            align-items: center;
            gap: 14px;
            border-top: 1px solid var(--border-line);
            padding-top: 16px;
        }
        .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--bg-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-slate);
            font-weight: 700;
            border: 1px solid var(--border-line);
        }
        .author-meta h5 {
            font-size: 14px;
            margin-bottom: 2px;
        }
        .author-meta span {
            font-size: 12px;
            color: var(--text-light);
            display: block;
        }

        /* 7. Audiences Section */
        .audience-item {
            background: #ffffff;
            border: 1px solid var(--border-line);
            padding: 28px;
            display: flex;
            gap: 20px;
            height: 100%;
            transition: var(--transition-smooth);
        }
        .audience-item:hover {
            border-color: var(--text-slate);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.03);
        }
        .audience-sign {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            background: var(--bg-subtle);
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--text-slate);
        }

        /* 8. Editorial Articles Section */
        .article-card {
            background: #ffffff;
            border: 1px solid var(--border-line);
            overflow: hidden;
            height: 100%;
            transition: var(--transition-smooth);
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
        }
        .article-thumb {
            height: 200px;
            background: #25282a;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .article-thumb img {
            transform: scale(1.05);
        }
        .article-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(17, 17, 17, 0.85);
            color: #ffffff;
            font-size: 11px;
            padding: 3px 10px;
            letter-spacing: 0.5px;
        }
        .article-body {
            padding: 24px;
        }
        .article-date {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 8px;
        }
        .article-title {
            font-size: 18px;
            margin-bottom: 12px;
            line-height: 1.45;
        }
        .article-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-slate);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 8px;
        }
        .article-link:hover {
            color: var(--accent-gold);
            gap: 9px;
        }

        /* 9. Standards & Quality Specs */
        .spec-table-wrap {
            background: #ffffff;
            border: 1px solid var(--border-line);
            overflow: hidden;
        }
        .spec-row {
            display: flex;
            align-items: center;
            padding: 18px 24px;
            border-bottom: 1px solid var(--border-line);
            font-size: 14px;
        }
        .spec-row:last-child {
            border-bottom: none;
        }
        .spec-row:nth-child(even) {
            background: var(--bg-paper);
        }
        .spec-col-key {
            width: 25%;
            font-weight: 700;
            color: var(--text-slate);
        }
        .spec-col-rule {
            width: 45%;
            color: var(--text-muted);
        }
        .spec-col-state {
            width: 30%;
            text-align: right;
            font-weight: 600;
            color: var(--accent-gold);
        }

        /* 10. Category Entry Matrix (Dedicated Link Area) */
        .category-matrix-card {
            background: #ffffff;
            border: 1px solid var(--border-line);
            padding: 30px;
            position: relative;
            transition: var(--transition-smooth);
            height: 100%;
        }
        .category-matrix-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
        }
        .matrix-icon {
            width: 42px;
            height: 42px;
            background: var(--bg-subtle);
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 20px;
            border-radius: 4px;
        }
        .matrix-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-slate);
            margin-top: 14px;
            border-bottom: 1px solid var(--border-line);
            padding-bottom: 2px;
        }
        .matrix-btn:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        /* 11. FAQ Section */
        .faq-item {
            background: #ffffff;
            border: 1px solid var(--border-line);
            margin-bottom: 12px;
        }
        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--text-slate);
            user-select: none;
        }
        .faq-question i {
            color: var(--accent-gold);
            transition: transform 0.3s ease;
        }
        .faq-answer {
            padding: 0 24px 20px 24px;
            display: block;
            border-top: 1px solid var(--border-line);
            margin-top: -1px;
            padding-top: 16px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* 12. Final CTA Banner */
        .closing-cta {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-dark);
            padding: 90px 0;
            text-align: center;
            color: #ffffff;
        }
        .closing-cta h2 {
            color: #ffffff;
            font-size: 38px;
            margin-bottom: 18px;
        }
        .closing-cta p {
            max-width: 680px;
            margin: 0 auto 34px auto;
            color: #b0b0ad;
            font-size: 16px;
        }
        .closing-action-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Global Footer */
        .site-footer {
            background: #141414;
            color: #8c8c88;
            border-top: 1px solid #242424;
            padding: 70px 0 30px 0;
            font-size: 13px;
        }
        .footer-brand {
            margin-bottom: 24px;
        }
        .footer-logo {
            font-family: var(--font-serif);
            font-size: 20px;
            color: #ffffff;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-logo i {
            color: var(--accent-gold);
        }
        .footer-col h5 {
            font-size: 15px;
            color: #ffffff;
            margin-bottom: 18px;
            font-family: var(--font-sans);
            letter-spacing: 0.5px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #9c9c98;
        }
        .footer-links a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            margin-top: 50px;
            padding-top: 24px;
            border-top: 1px solid #262626;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            color: #6e6e6a;
        }

        /* Mobile Adjustments */
        @media screen and (max-width: 1024px) {
            .nav-menu { gap: 18px; }
            .hero-title { font-size: 36px; }
            .metrics-box { border-right: none; border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
            .metrics-box:last-child { border-bottom: none; }
            .step-rail::before { display: none; }
            .step-node { margin-bottom: 30px; }
        }
        @media screen and (max-width: 640px) {
            .site-header { padding: 0; }
            .header-inner { padding: 0 16px; height: 64px; }
            .nav-menu { display: none; }
            .search-wrapper { display: none; }
            .hero-title { font-size: 28px; }
            .section-title { font-size: 24px; }
            .closing-cta h2 { font-size: 26px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .spec-row { flex-direction: column; align-items: flex-start; gap: 6px; }
            .spec-col-key, .spec-col-rule, .spec-col-state { width: 100%; text-align: left; }
        }

/* roulang page: category1 */
:root {
      --bg-paper: #FBFBFA;
      --bg-pure: #FFFFFF;
      --bg-dark: #1A1A1A;
      --bg-subtle: #F4F4F2;
      --text-main: #222222;
      --text-slate: #1E252B;
      --text-muted: #666664;
      --text-light: #999996;
      --accent-gold: #C5A265;
      --accent-gold-hover: #b08d51;
      --accent-crimson: #9A2A2A;
      --border-line: #E8E8E6;
      --border-dark: #2C2C2C;
      --font-serif: -apple-system, BlinkMacSystemFont, "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "PingFang SC", "Microsoft YaHei", serif;
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    body {
      margin: 0;
      padding: 0;
      font-family: var(--font-sans);
      color: var(--text-main);
      background-color: var(--bg-paper);
      line-height: 1.8;
      font-size: 15px;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition-smooth);
    }
    a:hover, a:focus {
      color: var(--accent-gold);
    }
    img { max-width: 100%; height: auto; display: block; }
    
    /* Header & Nav */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: #ffffff;
      border-bottom: 1px solid var(--border-line);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
      transition: var(--transition-smooth);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      padding: 0 24px;
      max-width: 1280px;
      margin: 0 auto;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-family: var(--font-serif);
      font-size: 20px;
      font-weight: 800;
      color: var(--text-slate);
      letter-spacing: -0.5px;
    }
    .brand-logo i {
      color: var(--accent-gold);
      font-size: 22px;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    .nav-link {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-slate);
      position: relative;
      padding: 8px 0;
    }
    .nav-link::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--accent-gold);
      transition: var(--transition-smooth);
    }
    .nav-link:hover::after, .nav-link.active::after {
      width: 100%;
    }
    .nav-link.active {
      color: var(--accent-gold);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .search-wrapper {
      position: relative;
    }
    .search-input {
      width: 190px;
      height: 38px;
      padding: 0 36px 0 14px;
      border-radius: 20px;
      border: 1px solid var(--border-line);
      background: var(--bg-subtle);
      font-size: 13px;
      transition: var(--transition-smooth);
      margin-bottom: 0;
    }
    .search-input:focus {
      width: 230px;
      background: #fff;
      border-color: var(--accent-gold);
      box-shadow: none;
      outline: none;
    }
    .search-btn {
      position: absolute;
      right: 12px;
      top: 50%;
      transform: translateY(-50%);
      border: none;
      background: transparent;
      color: var(--text-muted);
      cursor: pointer;
      padding: 0;
    }
    .btn-header {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 38px;
      padding: 0 18px;
      border-radius: 4px;
      background: var(--text-slate);
      color: #fff;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.5px;
      border: none;
      cursor: pointer;
      transition: var(--transition-smooth);
    }
    .btn-header:hover {
      background: var(--accent-gold);
      color: #fff;
    }

    /* Category Layout Specifics */
    .category-page-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }
    .cat-header-section {
      padding: 40px 0 32px;
      border-bottom: 1px solid var(--border-line);
      background: #ffffff;
    }
    .breadcrumb-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: var(--text-light);
      margin-bottom: 18px;
    }
    .breadcrumb-nav a {
      color: var(--text-muted);
    }
    .breadcrumb-nav a:hover {
      color: var(--accent-gold);
    }
    .cat-title-wrap {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      flex-wrap: wrap;
      gap: 20px;
    }
    .cat-main-h1 {
      font-family: var(--font-serif);
      font-size: 34px;
      font-weight: 800;
      color: var(--text-slate);
      margin: 0 0 8px 0;
      line-height: 1.25;
      letter-spacing: -0.5px;
    }
    .cat-subline {
      font-size: 15px;
      color: var(--text-muted);
      margin: 0;
      max-width: 680px;
    }
    .cat-meta-tag {
      display: inline-block;
      padding: 4px 10px;
      background: var(--bg-subtle);
      border: 1px solid var(--border-line);
      font-size: 12px;
      color: var(--accent-gold);
      font-weight: 600;
      border-radius: 2px;
      margin-bottom: 8px;
    }
    .cat-quick-stats {
      display: flex;
      gap: 24px;
      text-align: right;
    }
    .stat-pill-num {
      font-size: 22px;
      font-weight: 700;
      color: var(--text-slate);
      font-family: var(--font-serif);
    }
    .stat-pill-label {
      font-size: 12px;
      color: var(--text-light);
    }

    /* Filter Bar */
    .filter-section-bar {
      background: var(--bg-paper);
      padding: 20px 0;
      border-bottom: 1px solid var(--border-line);
      position: sticky;
      top: 72px;
      z-index: 900;
    }
    .filter-group-wrap {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .filter-tabs {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .filter-btn {
      border: 1px solid var(--border-line);
      background: var(--bg-pure);
      padding: 6px 14px;
      font-size: 13px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: 3px;
      cursor: pointer;
      transition: var(--transition-smooth);
    }
    .filter-btn:hover, .filter-btn.active {
      border-color: var(--text-slate);
      background: var(--text-slate);
      color: #ffffff;
    }
    .filter-spec-dropdowns {
      display: flex;
      gap: 12px;
    }
    .spec-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 12px;
      background: var(--bg-pure);
      border: 1px solid var(--border-line);
      font-size: 12px;
      color: var(--text-slate);
      border-radius: 3px;
    }

    /* Resource Gallery List */
    .category-gallery-section {
      padding: 50px 0;
    }
    .resource-card {
      background: var(--bg-pure);
      border: 1px solid var(--border-line);
      border-radius: 4px;
      overflow: hidden;
      margin-bottom: 30px;
      transition: var(--transition-smooth);
      display: flex;
      flex-direction: column;
      height: calc(100% - 30px);
    }
    .resource-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 10px 24px rgba(0,0,0,0.06);
      border-color: #d8d8d4;
    }
    .card-thumb-wrap {
      position: relative;
      background: #15191d;
      aspect-ratio: 16 / 9;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }
    .card-thumb-bg {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.85;
      transition: var(--transition-smooth);
    }
    .resource-card:hover .card-thumb-bg {
      transform: scale(1.04);
      opacity: 0.95;
    }
    .card-res-tag {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(30, 37, 43, 0.85);
      backdrop-filter: blur(4px);
      color: #ffffff;
      font-size: 11px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 2px;
      border: 1px solid rgba(255,255,255,0.15);
      letter-spacing: 0.5px;
    }
    .card-duration-tag {
      position: absolute;
      bottom: 10px;
      right: 12px;
      background: rgba(0,0,0,0.7);
      color: #e5e5e5;
      font-size: 11px;
      padding: 2px 6px;
      border-radius: 2px;
    }
    .card-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .card-meta-line {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-light);
      margin-bottom: 8px;
    }
    .card-title {
      font-family: var(--font-serif);
      font-size: 17px;
      font-weight: 700;
      color: var(--text-slate);
      line-height: 1.4;
      margin-bottom: 10px;
    }
    .card-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .card-specs-row {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      padding-top: 12px;
      border-top: 1px solid var(--border-line);
      margin-bottom: 14px;
    }
    .spec-pill {
      font-size: 11px;
      background: var(--bg-subtle);
      color: var(--text-slate);
      padding: 2px 6px;
      border-radius: 2px;
    }
    .card-footer-action {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .card-hash-id {
      font-size: 11px;
      color: var(--text-light);
      font-family: monospace;
    }
    .btn-card-detail {
      font-size: 12px;
      font-weight: 600;
      color: var(--accent-gold);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .btn-card-detail:hover {
      color: var(--accent-gold-hover);
      text-decoration: underline;
    }

    /* Magazine Editorial Spotlight */
    .editorial-feature-section {
      padding: 60px 0;
      background: var(--bg-pure);
      border-top: 1px solid var(--border-line);
      border-bottom: 1px solid var(--border-line);
    }
    .editorial-card {
      background: var(--bg-subtle);
      border: 1px solid var(--border-line);
      border-radius: 4px;
      padding: 36px;
    }
    .editorial-label {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent-crimson);
      letter-spacing: 1.5px;
      margin-bottom: 12px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .editorial-title {
      font-family: var(--font-serif);
      font-size: 26px;
      font-weight: 800;
      color: var(--text-slate);
      margin-bottom: 16px;
      line-height: 1.35;
    }
    .editorial-lead {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .editorial-highlight-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      border-top: 1px solid var(--border-line);
      padding-top: 20px;
    }
    .highlight-item h6 {
      font-size: 13px;
      font-weight: 700;
      color: var(--text-slate);
      margin-bottom: 4px;
    }
    .highlight-item p {
      font-size: 12px;
      color: var(--text-muted);
      margin: 0;
      line-height: 1.6;
    }

    /* Category Practical Framework */
    .practical-framework-section {
      padding: 70px 0;
      background: var(--bg-paper);
    }
    .section-head-simple {
      margin-bottom: 40px;
    }
    .section-tagline {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent-gold);
      letter-spacing: 1px;
      text-transform: uppercase;
      margin-bottom: 8px;
    }
    .section-headline {
      font-family: var(--font-serif);
      font-size: 28px;
      font-weight: 800;
      color: var(--text-slate);
      margin-bottom: 10px;
    }
    .framework-block {
      background: var(--bg-pure);
      border: 1px solid var(--border-line);
      border-radius: 4px;
      padding: 28px 24px;
      height: 100%;
      transition: var(--transition-smooth);
    }
    .framework-block:hover {
      border-color: var(--accent-gold);
    }
    .framework-icon {
      font-size: 24px;
      color: var(--accent-gold);
      margin-bottom: 16px;
    }
    .framework-block h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-slate);
      margin-bottom: 12px;
      font-family: var(--font-serif);
    }
    .framework-block p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.7;
      margin: 0;
    }

    /* Category FAQ Section */
    .category-faq-section {
      padding: 60px 0;
      background: var(--bg-pure);
      border-top: 1px solid var(--border-line);
    }
    .accordion-item-cat {
      border: 1px solid var(--border-line);
      border-radius: 4px;
      background: var(--bg-pure);
      margin-bottom: 12px;
      overflow: hidden;
    }
    .accordion-title-cat {
      padding: 16px 20px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text-slate);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
      background: var(--bg-pure);
    }
    .accordion-title-cat:hover {
      background: var(--bg-subtle);
    }
    .accordion-title-cat i {
      color: var(--accent-gold);
      font-size: 13px;
      transition: transform 0.2s ease;
    }
    .accordion-content-cat {
      padding: 0 20px 18px;
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.75;
      border-top: 1px dashed var(--border-line);
      padding-top: 14px;
    }

    /* Category Direct Conversion CTA */
    .category-cta-section {
      padding: 60px 0;
      background: var(--bg-dark);
      color: #ffffff;
      text-align: center;
    }
    .cta-cat-title {
      font-family: var(--font-serif);
      font-size: 28px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 14px;
    }
    .cta-cat-desc {
      font-size: 14px;
      color: #a8a8a4;
      max-width: 600px;
      margin: 0 auto 28px;
      line-height: 1.8;
    }
    .cta-actions-row {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }
    .btn-cta-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 28px;
      background: var(--accent-gold);
      color: #1a1a1a;
      font-weight: 700;
      font-size: 14px;
      border-radius: 4px;
      border: 1px solid var(--accent-gold);
      transition: var(--transition-smooth);
    }
    .btn-cta-primary:hover {
      background: var(--accent-gold-hover);
      color: #111;
    }
    .btn-cta-secondary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 28px;
      background: transparent;
      color: #ffffff;
      font-weight: 600;
      font-size: 14px;
      border-radius: 4px;
      border: 1px solid #444;
      transition: var(--transition-smooth);
    }
    .btn-cta-secondary:hover {
      border-color: #888;
      color: #ffffff;
    }

    /* Footer Styles aligned with Site System */
    .site-footer {
      background: var(--bg-dark);
      color: #ffffff;
      padding: 60px 0 30px;
      border-top: 1px solid var(--border-dark);
      font-size: 13px;
    }
    .content-wrap {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }
    .footer-logo {
      display: flex;
      align-items: center;
      gap: 8px;
      font-family: var(--font-serif);
      font-size: 18px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 16px;
    }
    .footer-logo i {
      color: var(--accent-gold);
    }
    .footer-col h5 {
      font-size: 14px;
      font-weight: 700;
      color: #e5e5e2;
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }
    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links li {
      margin-bottom: 8px;
    }
    .footer-links a {
      color: #999995;
      font-size: 13px;
    }
    .footer-links a:hover {
      color: var(--accent-gold);
    }
    .footer-bottom {
      margin-top: 50px;
      padding-top: 20px;
      border-top: 1px solid #282828;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      color: #737370;
      font-size: 12px;
    }

    /* Pagination */
    .pagination-bar {
      display: flex;
      justify-content: center;
      gap: 8px;
      margin-top: 30px;
    }
    .page-item {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      border: 1px solid var(--border-line);
      background: var(--bg-pure);
      color: var(--text-slate);
      font-size: 13px;
      font-weight: 600;
      border-radius: 3px;
    }
    .page-item.active {
      background: var(--text-slate);
      color: #fff;
      border-color: var(--text-slate);
    }
    .page-item:hover:not(.active) {
      border-color: var(--accent-gold);
      color: var(--accent-gold);
    }

    @media (max-width: 768px) {
      .header-inner {
        padding: 0 16px;
      }
      .nav-menu {
        display: none;
      }
      .search-wrapper {
        display: none;
      }
      .cat-title-wrap {
        flex-direction: column;
        align-items: flex-start;
      }
      .cat-quick-stats {
        text-align: left;
      }
      .editorial-highlight-grid {
        grid-template-columns: 1fr;
      }
      .filter-group-wrap {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category2 */
:root {
        --bg-paper: #FBFBFA;
        --bg-pure: #FFFFFF;
        --bg-dark: #1A1A1A;
        --bg-subtle: #F4F4F2;
        --text-main: #222222;
        --text-slate: #1E252B;
        --text-muted: #666664;
        --text-light: #999996;
        --accent-gold: #C5A265;
        --accent-gold-hover: #b08d51;
        --accent-crimson: #9A2A2A;
        --border-line: #E8E8E6;
        --border-dark: #2C2C2C;
        --font-serif: -apple-system, BlinkMacSystemFont, "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "PingFang SC", "Microsoft YaHei", serif;
        --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    body {
        margin: 0;
        padding: 0;
        font-family: var(--font-sans);
        color: var(--text-main);
        background-color: var(--bg-paper);
        line-height: 1.8;
        font-size: 15px;
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition-smooth);
    }
    a:hover, a:focus {
        color: var(--accent-gold);
    }
    img { max-width: 100%; height: auto; display: block; }

    /* Global Header & Nav */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 999;
        background: #ffffff;
        border-bottom: 1px solid var(--border-line);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
        transition: var(--transition-smooth);
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
        padding: 0 24px;
        max-width: 1280px;
        margin: 0 auto;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-family: var(--font-serif);
        font-size: 20px;
        font-weight: 800;
        color: var(--text-slate);
        letter-spacing: -0.5px;
    }
    .brand-logo i {
        color: var(--accent-gold);
        font-size: 22px;
    }
    .nav-menu {
        display: flex;
        align-items: center;
        gap: 32px;
    }
    .nav-link {
        font-size: 15px;
        font-weight: 500;
        color: var(--text-slate);
        position: relative;
        padding: 8px 0;
    }
    .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--accent-gold);
        transition: var(--transition-smooth);
    }
    .nav-link:hover::after, .nav-link.active::after {
        width: 100%;
    }
    .nav-link.active {
        color: var(--accent-gold);
    }
    .header-actions {
        display: flex;
        align-items: center;
        gap: 16px;
    }
    .search-wrapper {
        position: relative;
    }
    .search-input {
        width: 190px;
        height: 38px;
        padding: 0 36px 0 14px;
        border-radius: 20px;
        border: 1px solid var(--border-line);
        background: var(--bg-subtle);
        font-size: 13px;
        transition: var(--transition-smooth);
        margin-bottom: 0;
    }
    .search-input:focus {
        width: 230px;
        background: #fff;
        border-color: var(--accent-gold);
        box-shadow: none;
        outline: none;
    }
    .search-btn {
        position: absolute;
        right: 12px;
        top: 50%;
        transform: translateY(-50%);
        border: none;
        background: transparent;
        color: var(--text-muted);
        cursor: pointer;
        padding: 0;
    }
    .btn-header {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        height: 38px;
        padding: 0 18px;
        border-radius: 4px;
        background: var(--text-slate);
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.5px;
        border: none;
        cursor: pointer;
        transition: var(--transition-smooth);
    }
    .btn-header:hover {
        background: var(--accent-gold);
        color: #fff;
    }

    /* Base Layout Container */
    .content-wrap {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
    }
    .section-padding {
        padding: 72px 0;
        position: relative;
    }
    .section-padding-sm {
        padding: 48px 0;
    }
    .section-white {
        background-color: var(--bg-pure);
    }
    .section-subtle {
        background-color: var(--bg-subtle);
    }
    .section-dark {
        background-color: var(--bg-dark);
        color: #ffffff;
    }
    .section-dark h2, .section-dark h3, .section-dark h4 {
        color: #ffffff;
    }
    .section-dark p {
        color: #b3b3b0;
    }
    .section-head {
        margin-bottom: 40px;
    }
    .section-head.text-center {
        text-align: center;
    }
    .section-tag {
        display: inline-block;
        font-size: 12px;
        font-weight: 700;
        letter-spacing: 1.5px;
        text-transform: uppercase;
        color: var(--accent-gold);
        margin-bottom: 10px;
        border-bottom: 1px solid var(--accent-gold);
        padding-bottom: 3px;
    }
    .section-title {
        font-family: var(--font-serif);
        font-size: 32px;
        letter-spacing: -0.5px;
        margin-bottom: 12px;
        font-weight: 700;
        color: var(--text-slate);
    }
    .section-desc {
        font-size: 15px;
        max-width: 720px;
        line-height: 1.8;
        color: var(--text-muted);
        margin-bottom: 0;
    }
    .section-head.text-center .section-desc {
        margin-left: auto;
        margin-right: auto;
    }

    /* Section 1: Hero & Coupon Wall Entry */
    .cat-hero-panel {
        background: #ffffff;
        border-bottom: 1px solid var(--border-line);
        padding: 48px 0 56px;
    }
    .breadcrumb-nav {
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 18px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .breadcrumb-nav a {
        color: var(--text-slate);
    }
    .breadcrumb-nav span {
        color: var(--accent-gold);
        font-weight: 600;
    }
    .cat-main-h1 {
        font-family: var(--font-serif);
        font-size: 38px;
        font-weight: 800;
        line-height: 1.25;
        color: var(--text-slate);
        letter-spacing: -0.5px;
        margin-bottom: 16px;
    }
    .cat-lead-text {
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-muted);
        max-width: 680px;
        margin-bottom: 24px;
    }

    /* Coupon Wall Component */
    .coupon-wall-container {
        display: grid;
        grid-template-columns: 1.4fr 1fr;
        gap: 20px;
        background: var(--bg-subtle);
        border: 1px solid var(--border-line);
        padding: 24px;
        border-radius: 6px;
    }
    .coupon-card-main {
        background: linear-gradient(135deg, #232a31 0%, #161a1e 100%);
        color: #ffffff;
        padding: 28px 32px;
        border-radius: 4px;
        position: relative;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        border-left: 4px solid var(--accent-gold);
        overflow: hidden;
    }
    .coupon-badge-top {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(197, 162, 101, 0.2);
        color: var(--accent-gold);
        border: 1px solid var(--accent-gold);
        font-size: 11px;
        font-weight: 700;
        padding: 3px 10px;
        border-radius: 20px;
        width: fit-content;
        margin-bottom: 14px;
        letter-spacing: 0.5px;
    }
    .coupon-title-main {
        font-size: 22px;
        font-family: var(--font-serif);
        font-weight: 700;
        color: #ffffff;
        margin-bottom: 6px;
    }
    .coupon-desc-main {
        font-size: 13px;
        color: #a7abb0;
        line-height: 1.6;
        margin-bottom: 20px;
    }
    .coupon-action-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding-top: 18px;
        border-top: 1px dashed rgba(255, 255, 255, 0.15);
    }
    .coupon-val-group {
        display: flex;
        align-items: baseline;
        gap: 4px;
    }
    .coupon-symbol {
        font-size: 18px;
        color: var(--accent-gold);
        font-weight: 700;
    }
    .coupon-num {
        font-size: 36px;
        font-family: var(--font-serif);
        font-weight: 800;
        color: #ffffff;
        line-height: 1;
    }
    .coupon-tag-sub {
        font-size: 12px;
        color: var(--accent-gold);
        margin-left: 6px;
    }
    .btn-claim-main {
        background: var(--accent-gold);
        color: #1a1a1a;
        font-weight: 700;
        font-size: 13px;
        padding: 10px 22px;
        border-radius: 3px;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        border: none;
        cursor: pointer;
        transition: var(--transition-smooth);
    }
    .btn-claim-main:hover {
        background: #ffffff;
        color: var(--text-slate);
    }
    .coupon-list-sub {
        display: flex;
        flex-direction: column;
        gap: 14px;
        justify-content: center;
    }
    .coupon-item-mini {
        background: #ffffff;
        border: 1px solid var(--border-line);
        padding: 16px 20px;
        border-radius: 4px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        transition: var(--transition-smooth);
    }
    .coupon-item-mini:hover {
        border-color: var(--accent-gold);
        transform: translateX(4px);
    }
    .mini-name {
        font-size: 14px;
        font-weight: 700;
        color: var(--text-slate);
        margin-bottom: 2px;
    }
    .mini-info {
        font-size: 12px;
        color: var(--text-muted);
    }
    .mini-val {
        font-size: 20px;
        font-family: var(--font-serif);
        font-weight: 800;
        color: var(--accent-crimson);
        text-align: right;
    }
    .mini-btn {
        display: inline-block;
        font-size: 11px;
        padding: 3px 8px;
        background: var(--bg-subtle);
        border: 1px solid var(--border-line);
        color: var(--text-slate);
        border-radius: 2px;
        margin-top: 4px;
    }

    /* Section 2: Filter Tabs Bar */
    .filter-bar-wrap {
        background: #ffffff;
        border-bottom: 1px solid var(--border-line);
        padding: 16px 0;
        position: sticky;
        top: 72px;
        z-index: 900;
        box-shadow: 0 4px 12px rgba(0,0,0,0.015);
    }
    .filter-bar-flex {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
    }
    .filter-pills {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
    }
    .filter-pill {
        display: inline-flex;
        align-items: center;
        font-size: 13px;
        font-weight: 500;
        color: var(--text-muted);
        background: var(--bg-subtle);
        padding: 6px 14px;
        border-radius: 20px;
        border: 1px solid transparent;
        transition: var(--transition-smooth);
    }
    .filter-pill:hover {
        color: var(--text-slate);
        border-color: var(--border-line);
    }
    .filter-pill.active {
        background: var(--text-slate);
        color: #ffffff;
        border-color: var(--text-slate);
    }
    .filter-stats {
        font-size: 13px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 6px;
    }
    .filter-stats b {
        color: var(--accent-gold);
        font-weight: 700;
    }

    /* Section 3: Cards Grid Subject */
    .flow-card {
        background: #ffffff;
        border: 1px solid var(--border-line);
        border-radius: 4px;
        overflow: hidden;
        margin-bottom: 28px;
        transition: var(--transition-smooth);
        display: flex;
        flex-direction: column;
        height: calc(100% - 28px);
    }
    .flow-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 10px 24px rgba(0, 0, 0, 0.05);
        border-color: var(--accent-gold);
    }
    .flow-card-cover {
        position: relative;
        padding-top: 56.25%;
        background-color: #1a1e23;
        overflow: hidden;
    }
    .flow-card-cover-inner {
        position: absolute;
        inset: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: radial-gradient(circle at 50% 50%, #2a333d 0%, #15191d 100%);
    }
    .cover-icon-watermark {
        font-size: 54px;
        color: rgba(197, 162, 101, 0.15);
        transition: var(--transition-smooth);
    }
    .flow-card:hover .cover-icon-watermark {
        transform: scale(1.1);
        color: rgba(197, 162, 101, 0.25);
    }
    .flow-badge {
        position: absolute;
        top: 12px;
        left: 12px;
        background: rgba(18, 22, 26, 0.85);
        color: var(--accent-gold);
        font-size: 11px;
        font-weight: 700;
        padding: 3px 8px;
        border-radius: 2px;
        border: 1px solid rgba(197, 162, 101, 0.4);
        backdrop-filter: blur(4px);
    }
    .flow-codec-tag {
        position: absolute;
        bottom: 12px;
        right: 12px;
        background: rgba(0, 0, 0, 0.7);
        color: #e5e5e5;
        font-size: 11px;
        padding: 2px 7px;
        border-radius: 2px;
        font-family: monospace;
    }
    .flow-body {
        padding: 20px;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
    }
    .flow-category-dim {
        font-size: 12px;
        font-weight: 600;
        color: var(--accent-gold);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        margin-bottom: 6px;
    }
    .flow-card-title {
        font-family: var(--font-serif);
        font-size: 17px;
        font-weight: 700;
        line-height: 1.45;
        color: var(--text-slate);
        margin-bottom: 10px;
    }
    .flow-card-desc {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 16px;
        flex-grow: 1;
    }
    .flow-meta-list {
        list-style: none;
        margin: 0 0 16px;
        padding: 12px 0;
        border-top: 1px solid var(--border-line);
        border-bottom: 1px solid var(--border-line);
        display: flex;
        flex-wrap: wrap;
        gap: 12px 16px;
        font-size: 12px;
        color: var(--text-light);
    }
    .flow-meta-list li {
        display: inline-flex;
        align-items: center;
        gap: 5px;
    }
    .flow-meta-list i {
        color: var(--accent-gold);
    }
    .flow-card-footer {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .flow-price-box {
        display: flex;
        align-items: baseline;
        gap: 2px;
    }
    .flow-price-symbol {
        font-size: 12px;
        color: var(--accent-crimson);
        font-weight: 700;
    }
    .flow-price-num {
        font-size: 18px;
        font-weight: 800;
        font-family: var(--font-serif);
        color: var(--accent-crimson);
    }
    .flow-price-unit {
        font-size: 11px;
        color: var(--text-light);
        margin-left: 2px;
    }
    .btn-flow-entry {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 12px;
        font-weight: 600;
        color: var(--text-slate);
        border: 1px solid var(--border-line);
        padding: 5px 12px;
        border-radius: 3px;
        background: var(--bg-paper);
    }
    .btn-flow-entry:hover {
        background: var(--text-slate);
        color: #ffffff;
        border-color: var(--text-slate);
    }
    .pagination-wrapper {
        text-align: center;
        padding-top: 24px;
        border-top: 1px solid var(--border-line);
    }
    .pagination-bar {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .page-btn {
        width: 36px;
        height: 36px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border: 1px solid var(--border-line);
        background: #ffffff;
        border-radius: 3px;
        font-size: 13px;
        color: var(--text-slate);
    }
    .page-btn.active {
        background: var(--accent-gold);
        border-color: var(--accent-gold);
        color: #ffffff;
        font-weight: 700;
    }

    /* Section 4: Editor Pick Spotlight Banner */
    .spotlight-box {
        background: #171b20;
        border-radius: 6px;
        border-left: 5px solid var(--accent-gold);
        padding: 40px;
        color: #ffffff;
    }
    .spotlight-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: var(--accent-gold);
        font-size: 12px;
        font-weight: 700;
        letter-spacing: 1px;
        margin-bottom: 12px;
    }
    .spotlight-h2 {
        font-family: var(--font-serif);
        font-size: 26px;
        color: #ffffff;
        margin-bottom: 16px;
        line-height: 1.4;
    }
    .spotlight-text {
        font-size: 14px;
        line-height: 1.8;
        color: #b0b4b8;
        margin-bottom: 24px;
    }
    .spotlight-specs {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.08);
        padding: 16px;
        border-radius: 4px;
        margin-bottom: 24px;
    }
    .spec-item-key {
        font-size: 11px;
        color: #83888e;
        text-transform: uppercase;
        margin-bottom: 4px;
    }
    .spec-item-val {
        font-size: 14px;
        font-weight: 700;
        color: #e2e4e8;
    }

    /* Section 5: Practical Guidance 3 Columns */
    .guide-card {
        background: #ffffff;
        border: 1px solid var(--border-line);
        padding: 32px 24px;
        border-radius: 4px;
        height: 100%;
        position: relative;
    }
    .guide-num {
        font-family: var(--font-serif);
        font-size: 36px;
        font-weight: 800;
        color: rgba(197, 162, 101, 0.3);
        line-height: 1;
        margin-bottom: 12px;
    }
    .guide-title {
        font-family: var(--font-serif);
        font-size: 18px;
        font-weight: 700;
        color: var(--text-slate);
        margin-bottom: 12px;
    }
    .guide-content {
        font-size: 13px;
        line-height: 1.75;
        color: var(--text-muted);
        margin-bottom: 14px;
    }
    .guide-checklist {
        list-style: none;
        margin: 0;
        padding: 0;
        font-size: 12px;
        color: var(--text-slate);
    }
    .guide-checklist li {
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .guide-checklist i {
        color: var(--accent-gold);
        font-size: 11px;
    }

    /* Section 6: FAQ Accordion */
    .faq-accordion-item {
        background: #ffffff;
        border: 1px solid var(--border-line);
        border-radius: 4px;
        margin-bottom: 14px;
        overflow: hidden;
    }
    .faq-accordion-item details {
        padding: 0;
    }
    .faq-summary {
        list-style: none;
        padding: 20px 24px;
        font-size: 16px;
        font-weight: 700;
        color: var(--text-slate);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: space-between;
        user-select: none;
    }
    .faq-summary::-webkit-details-marker {
        display: none;
    }
    .faq-summary::after {
        content: '\f078';
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
        font-size: 13px;
        color: var(--accent-gold);
        transition: transform 0.25s ease;
    }
    .faq-accordion-item details[open] .faq-summary::after {
        transform: rotate(180deg);
    }
    .faq-content-inner {
        padding: 0 24px 22px;
        font-size: 14px;
        line-height: 1.8;
        color: var(--text-muted);
        border-top: 1px dashed var(--border-line);
        padding-top: 16px;
    }

    /* Section 7: Focused CTA Panel */
    .cta-box-panel {
        background: #171a1d;
        border: 1px solid #282d33;
        border-radius: 6px;
        padding: 50px 40px;
        position: relative;
        overflow: hidden;
    }
    .cta-box-panel::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 300px;
        height: 100%;
        background: radial-gradient(circle at center, rgba(197, 162, 101, 0.08) 0%, transparent 70%);
        pointer-events: none;
    }
    .cta-h2 {
        font-family: var(--font-serif);
        font-size: 30px;
        font-weight: 700;
        color: #ffffff;
        margin-bottom: 14px;
    }
    .cta-lead {
        font-size: 14px;
        line-height: 1.8;
        color: #a4a9af;
        max-width: 650px;
        margin-bottom: 26px;
    }
    .cta-btn-group {
        display: flex;
        align-items: center;
        gap: 16px;
        flex-wrap: wrap;
    }
    .btn-cta-gold {
        background: var(--accent-gold);
        color: #121518;
        font-weight: 700;
        font-size: 14px;
        padding: 12px 28px;
        border-radius: 3px;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        transition: var(--transition-smooth);
    }
    .btn-cta-gold:hover {
        background: #ffffff;
        color: var(--text-slate);
    }
    .btn-cta-ghost {
        background: transparent;
        color: #ffffff;
        border: 1px solid rgba(255, 255, 255, 0.25);
        font-weight: 600;
        font-size: 14px;
        padding: 12px 24px;
        border-radius: 3px;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        transition: var(--transition-smooth);
    }
    .btn-cta-ghost:hover {
        border-color: var(--accent-gold);
        color: var(--accent-gold);
    }

    /* Global Footer Styles */
    .site-footer {
        background-color: var(--bg-dark);
        color: #a0a09c;
        padding: 64px 0 28px;
        border-top: 1px solid var(--border-dark);
    }
    .footer-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-family: var(--font-serif);
        font-size: 18px;
        font-weight: 800;
        color: #ffffff;
        margin-bottom: 16px;
    }
    .footer-logo i {
        color: var(--accent-gold);
    }
    .footer-col h5 {
        font-size: 14px;
        font-weight: 700;
        color: #ffffff;
        margin-bottom: 18px;
        letter-spacing: 0.5px;
    }
    .footer-links {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: #888884;
        font-size: 13px;
        transition: var(--transition-smooth);
    }
    .footer-links a:hover {
        color: var(--accent-gold);
        padding-left: 4px;
    }
    .footer-bottom {
        margin-top: 50px;
        padding-top: 24px;
        border-top: 1px solid #282828;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 12px;
        color: #666662;
        flex-wrap: wrap;
        gap: 12px;
    }
    .footer-bottom a {
        color: #888884;
    }
    .footer-bottom a:hover {
        color: var(--accent-gold);
    }

    /* Responsive Breakpoints */
    @media (max-width: 1023px) {
        .coupon-wall-container {
            grid-template-columns: 1fr;
        }
        .spotlight-specs {
            grid-template-columns: 1fr 1fr;
        }
    }
    @media (max-width: 767px) {
        .nav-menu {
            display: none;
        }
        .cat-main-h1 {
            font-size: 28px;
        }
        .coupon-card-main {
            padding: 20px;
        }
        .coupon-action-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 12px;
        }
        .spotlight-box {
            padding: 24px;
        }
        .spotlight-specs {
            grid-template-columns: 1fr;
        }
        .filter-bar-flex {
            flex-direction: column;
            align-items: flex-start;
        }
        .cta-box-panel {
            padding: 32px 20px;
        }
    }