/* roulang page: index */
:root {
            --color-primary: #0B0F0E;
            --color-accent: #B7F04A;
            --color-bg: #F4F6F2;
            --color-text: #171B19;
            --color-text-secondary: #5D665F;
            --color-card: #FFFFFF;
            --color-border: #E6E9E3;
            --color-highlight: #FF5A36;
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 24px;
            --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-number: "Inter", "Manrope", "SF Pro Display", var(--font-sans);
            --container-max: 1220px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast);
        }

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

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

        :focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 40px;
        }

        .section {
            padding: 90px 0;
        }

        .section-tight {
            padding: 60px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            position: relative;
            padding-left: 18px;
        }

        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.25);
        }

        .section-title {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 42px;
        }

        /* ---------- Floating Dock Navigation ---------- */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: min(1120px, calc(100vw - 32px));
            z-index: 1000;
            transition: box-shadow var(--transition-base), top var(--transition-base);
        }

        .site-header.scrolled {
            top: 10px;
        }

        .dock-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 20px 10px 26px;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 999px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled .dock-nav {
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
        }

        .dock-logo {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-text);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .dock-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 15px;
            font-weight: 800;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .dock-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }

        .dock-nav-links a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-text-secondary);
            padding: 8px 16px;
            border-radius: 999px;
            white-space: nowrap;
            transition: color var(--transition-fast), background-color var(--transition-fast);
        }

        .dock-nav-links a:hover {
            color: var(--color-text);
            background: rgba(183, 240, 74, 0.18);
        }

        .dock-nav-links a.active {
            color: var(--color-primary);
            background: var(--color-accent);
            font-weight: 600;
        }

        .dock-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 10px 20px;
            border-radius: 999px;
            white-space: nowrap;
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }

        .dock-cta:hover {
            background: #C8FF3D;
            box-shadow: 0 6px 18px rgba(183, 240, 74, 0.4);
            transform: translateY(-1px);
        }

        .dock-cta:active {
            transform: translateY(1px);
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 12px;
            border-radius: 50%;
            background: var(--color-card);
            border: 1px solid var(--color-border);
        }

        .mobile-menu-toggle span {
            width: 18px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        .mobile-menu-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
        .mobile-menu-toggle.open span:nth-child(2) { opacity: 0; }
        .mobile-menu-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

        .mobile-nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.5);
            z-index: 998;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-base);
        }

        .mobile-nav-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-nav-panel {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            max-height: 70vh;
            background: var(--color-card);
            border-radius: 28px 28px 0 0;
            box-shadow: 0 -12px 48px rgba(0, 0, 0, 0.15);
            z-index: 999;
            padding: 32px 24px 40px;
            transform: translateY(110%);
            transition: transform var(--transition-slow);
            overflow-y: auto;
        }

        .mobile-nav-panel.active {
            transform: translateY(0);
        }

        /* ---------- Hero ---------- */
        .hero {
            min-height: 88vh;
            display: flex;
            align-items: center;
            position: relative;
            background: var(--color-primary) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding-top: 100px;
            padding-bottom: 60px;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 14, 0.92) 0%, rgba(11, 15, 14, 0.75) 40%, rgba(11, 15, 14, 0.55) 100%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero-bento {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
            align-items: stretch;
        }

        .hero-main {
            grid-row: span 2;
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 48px 44px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            background: rgba(183, 240, 74, 0.12);
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 24px;
            width: fit-content;
            border: 1px solid rgba(183, 240, 74, 0.25);
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(183, 240, 74, 0.6); }
            50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(183, 240, 74, 0); }
        }

        .hero-title {
            font-size: clamp(36px, 5.5vw, 62px);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.12;
            color: #FFFFFF;
            margin-bottom: 20px;
        }

        .hero-title .accent-text {
            color: var(--color-accent);
            display: block;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.75);
            max-width: 520px;
            margin-bottom: 36px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.03em;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            text-align: center;
            white-space: nowrap;
        }

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

        .btn-primary:hover {
            background: #C8FF3D;
            box-shadow: 0 8px 24px rgba(183, 240, 74, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(1px);
        }

        .btn-outline {
            background: transparent;
            color: #FFFFFF;
            border: 1px solid rgba(255, 255, 255, 0.4);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.7);
        }

        .hero-mini-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            gap: 18px;
            transition: background-color var(--transition-fast), border-color var(--transition-fast);
        }

        .hero-mini-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(183, 240, 74, 0.3);
        }

        .hero-mini-card .mini-icon {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: rgba(183, 240, 74, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
            color: var(--color-accent);
        }

        .hero-mini-card .mini-title {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
        }

        .hero-mini-card .mini-value {
            font-size: 26px;
            font-weight: 800;
            font-family: var(--font-number);
            color: var(--color-accent);
            line-height: 1.2;
        }

        .hero-mini-card .mini-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .hero-cta-strip {
            grid-column: span 2;
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 20px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-cta-strip .strip-text {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
        }

        .hero-cta-strip .strip-text strong {
            color: var(--color-text);
            font-weight: 700;
        }

        /* ---------- Functional Groupings ---------- */
        .function-section {
            background: var(--color-bg);
        }

        .function-grid {
            display: grid;
            grid-template-columns: 0.8fr 1.8fr;
            gap: 48px;
            align-items: start;
        }

        .function-sticky {
            position: sticky;
            top: 100px;
        }

        .function-sticky .section-title {
            font-size: clamp(26px, 3.2vw, 36px);
            margin-bottom: 12px;
        }

        .function-sticky .section-desc {
            margin-bottom: 0;
        }

        .function-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .function-item {
            display: grid;
            grid-template-columns: 64px 1fr;
            gap: 20px;
            padding: 32px 24px;
            border-bottom: 1px solid var(--color-border);
            transition: background-color var(--transition-fast), padding-left var(--transition-fast);
            border-radius: var(--radius-sm);
        }

        .function-item:hover {
            background: var(--color-card);
            padding-left: 32px;
            box-shadow: var(--shadow-sm);
        }

        .function-number {
            font-size: 42px;
            font-weight: 800;
            font-family: var(--font-number);
            color: var(--color-accent);
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .function-content h3 {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .function-content p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ---------- Track Slider ---------- */
        .track-section {
            background: var(--color-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .track-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .track-slider {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: var(--color-border) transparent;
        }

        .track-slider::-webkit-scrollbar {
            height: 4px;
        }

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

        .track-slider::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 2px;
        }

        .track-card {
            scroll-snap-align: start;
            flex: 0 0 auto;
            width: 320px;
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--color-primary);
            aspect-ratio: 16/10;
            cursor: pointer;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .track-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

        .track-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.75;
            transition: opacity var(--transition-base), transform var(--transition-base);
        }

        .track-card:hover img {
            opacity: 0.9;
            transform: scale(1.04);
        }

        .track-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 15, 14, 0.85), rgba(11, 15, 14, 0.15) 60%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 20px;
        }

        .track-card-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 4px 12px;
            border-radius: 999px;
            width: fit-content;
            margin-bottom: 8px;
        }

        .track-card-title {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
        }

        .track-card-meta {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        /* ---------- Hot Picks ---------- */
        .hot-section {
            background: var(--color-bg);
        }

        .hot-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr;
            gap: 20px;
        }

        .hot-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 0;
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .hot-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }

        .hot-card-cover {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-primary);
        }

        .hot-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.8;
        }

        .hot-card-body {
            padding: 22px 24px;
        }

        .hot-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 10px;
        }

        .hot-card-title {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .hot-card-excerpt {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ---------- Deep Content ---------- */
        .depth-section {
            background: var(--color-bg);
        }

        .depth-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 64px;
        }

        .depth-block:last-child {
            margin-bottom: 0;
        }

        .depth-block.reverse {
            direction: rtl;
        }

        .depth-block.reverse > * {
            direction: ltr;
        }

        .depth-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4/3;
            box-shadow: var(--shadow-sm);
        }

        .depth-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .depth-block:hover .depth-image img {
            transform: scale(1.03);
        }

        .depth-content h3 {
            font-size: 26px;
            font-weight: 800;
            letter-spacing: -0.01em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--color-text);
        }

        .depth-content p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .depth-points {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .depth-points li {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            background: var(--color-card);
            border: 1px solid var(--color-border);
            padding: 6px 14px;
            border-radius: 999px;
        }

        /* ---------- News Section ---------- */
        .news-section {
            background: var(--color-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            display: grid;
            grid-template-columns: 100px 1fr auto;
            gap: 28px;
            align-items: center;
            padding: 24px 20px;
            border-bottom: 1px solid var(--color-border);
            transition: background-color var(--transition-fast), padding-left var(--transition-fast);
            border-radius: var(--radius-sm);
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-item:hover {
            background: var(--color-bg);
            padding-left: 28px;
        }

        .news-date {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }

        .news-body h4 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 4px;
            color: var(--color-text);
        }

        .news-body p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        .news-readmore {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            border: 1px solid var(--color-border);
            padding: 10px 18px;
            border-radius: 999px;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .news-readmore:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: var(--color-accent);
        }

        .news-readmore .arrow {
            transition: transform var(--transition-fast);
        }

        .news-readmore:hover .arrow {
            transform: translateX(4px);
        }

        /* ---------- Brand Intro ---------- */
        .brand-section {
            background: var(--color-primary);
            color: #fff;
            padding: 90px 0;
        }

        .brand-quote {
            font-size: clamp(26px, 3.2vw, 38px);
            font-weight: 800;
            letter-spacing: -0.01em;
            line-height: 1.4;
            color: #fff;
            max-width: 920px;
            margin-bottom: 28px;
        }

        .brand-quote .highlight {
            color: var(--color-accent);
        }

        .brand-text {
            font-size: 16px;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.75);
            max-width: 820px;
        }

        /* ---------- Pricing ---------- */
        .pricing-section {
            background: var(--color-bg);
        }

        .pricing-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
            align-items: stretch;
        }

        .pricing-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            display: flex;
            flex-direction: column;
            gap: 18px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            position: relative;
        }

        .pricing-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }

        .pricing-card.featured {
            background: var(--color-primary);
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
        }

        .pricing-card.featured:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
            transform: translateY(-6px);
        }

        .pricing-tag {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            padding: 4px 12px;
            border-radius: 999px;
            width: fit-content;
        }

        .pricing-card.featured .pricing-tag {
            color: var(--color-primary);
            background: var(--color-accent);
        }

        .pricing-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
        }

        .pricing-card.featured .pricing-name {
            color: #fff;
        }

        .pricing-price {
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .pricing-currency {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
        }

        .pricing-card.featured .pricing-currency {
            color: #fff;
        }

        .pricing-value {
            font-size: 52px;
            font-weight: 900;
            font-family: var(--font-number);
            letter-spacing: -0.02em;
            color: var(--color-text);
            line-height: 1;
        }

        .pricing-card.featured .pricing-value {
            color: var(--color-accent);
        }

        .pricing-period {
            font-size: 14px;
            color: var(--color-text-secondary);
        }

        .pricing-card.featured .pricing-period {
            color: rgba(255, 255, 255, 0.6);
        }

        .pricing-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .pricing-features li {
            font-size: 14px;
            color: var(--color-text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.6;
        }

        .pricing-card.featured .pricing-features li {
            color: rgba(255, 255, 255, 0.75);
        }

        .pricing-features li::before {
            content: '✓';
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .pricing-card:not(.featured) .pricing-features li::before {
            color: #65A30D;
        }

        .pricing-card .btn {
            width: 100%;
            justify-content: center;
        }

        .pricing-card.featured .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .pricing-card:not(.featured) .btn-outline-dark {
            border: 1px solid var(--color-border);
            color: var(--color-text);
        }

        .pricing-card:not(.featured) .btn-outline-dark:hover {
            background: var(--color-bg);
            border-color: var(--color-text-secondary);
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            background: var(--color-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 880px;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            background: var(--color-bg);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

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

        .faq-item.active {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            width: 100%;
            transition: background-color var(--transition-fast);
        }

        .faq-question:hover {
            background: rgba(183, 240, 74, 0.08);
        }

        .faq-icon {
            font-size: 22px;
            font-weight: 500;
            color: var(--color-text-secondary);
            flex-shrink: 0;
            transition: transform var(--transition-base);
            line-height: 1;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 240px;
            padding: 0 24px 20px;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            background: var(--color-bg);
        }

        .cta-box {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .cta-box h2 {
            font-size: clamp(24px, 3vw, 36px);
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .cta-box p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.65);
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.75;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 440px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 14px;
            transition: border-color var(--transition-fast), background-color var(--transition-fast);
            outline: none;
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .cta-form input:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.12);
        }

        .cta-form .btn {
            flex-shrink: 0;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 14px;
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }

        .footer-bottom-links .divider {
            color: rgba(255, 255, 255, 0.25);
        }

        /* ---------- Scroll Reveal ---------- */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .container {
                padding: 0 24px;
            }

            .hero-bento {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }

            .hero-main {
                grid-row: auto;
            }

            .hero-cta-strip {
                grid-column: auto;
            }

            .hot-grid {
                grid-template-columns: 1fr 1fr;
            }

            .function-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .function-sticky {
                position: static;
            }

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

            .depth-block.reverse {
                direction: ltr;
            }

            .pricing-grid {
                grid-template-columns: 1fr 1fr;
            }

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

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }

            .section-tight {
                padding: 40px 0;
            }

            .dock-nav-links {
                display: none;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .dock-cta {
                display: none;
            }

            .hero {
                min-height: 70vh;
                padding-top: 80px;
                padding-bottom: 40px;
            }

            .hero-main {
                padding: 32px 24px;
            }

            .hero-title {
                font-size: 32px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }

            .hero-cta-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 16px 20px;
            }

            .track-card {
                width: 260px;
            }

            .hot-grid {
                grid-template-columns: 1fr;
            }

            .news-item {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 16px;
            }

            .news-date {
                font-size: 13px;
            }

            .news-readmore {
                align-self: flex-start;
            }

            .pricing-grid {
                grid-template-columns: 1fr;
            }

            .cta-box {
                padding: 36px 24px;
            }

            .cta-form {
                flex-direction: column;
            }

            .cta-form .btn {
                width: 100%;
                justify-content: center;
            }

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

            .depth-content h3 {
                font-size: 22px;
            }

            .depth-content p {
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .section {
                padding: 40px 0;
            }

            .hero-title {
                font-size: 28px;
            }

            .hero-main {
                padding: 24px 18px;
            }

            .hero-mini-card {
                padding: 16px 18px;
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .track-card {
                width: 220px;
                aspect-ratio: 4/3;
            }

            .section-title {
                font-size: 24px;
            }

            .section-desc {
                font-size: 15px;
            }

            .function-item {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 20px 16px;
            }

            .function-number {
                font-size: 30px;
            }

            .cta-box h2 {
                font-size: 22px;
            }

            .brand-quote {
                font-size: 22px;
            }

            .pricing-value {
                font-size: 40px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            .reveal {
                opacity: 1;
                transform: none;
                transition: none;
            }
            .hero-title, .hero-subtitle, .hero-actions, .hero-mini-card {
                animation: none;
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0B0F0E;
            --color-accent: #B7F04A;
            --color-bg: #F4F6F2;
            --color-text: #171B19;
            --color-text-secondary: #5D665F;
            --color-card: #FFFFFF;
            --color-border: #E6E9E3;
            --color-highlight: #FF5A36;
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 24px;
            --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-number: "Inter", "Manrope", "SF Pro Display", var(--font-sans);
            --container-max: 1220px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast), border-color var(--transition-fast);
        }

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

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

        ul {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 40px;
        }

        .section {
            padding: 80px 0;
        }
        .section-tight {
            padding: 50px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            position: relative;
            padding-left: 18px;
        }
        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.25);
        }
        .section-title {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 42px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
            outline: none;
            border: 2px solid transparent;
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-highlight);
            outline-offset: 2px;
        }
        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .btn-primary:hover {
            filter: brightness(1.05);
            box-shadow: 0 8px 24px rgba(183, 240, 74, 0.35);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            filter: brightness(0.95);
            transform: translateY(0);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--color-text);
            border-color: var(--color-border);
        }
        .btn-secondary:hover {
            background-color: rgba(183, 240, 74, 0.1);
            border-color: var(--color-accent);
        }
        .btn-secondary:active {
            background-color: rgba(183, 240, 74, 0.15);
        }
        .btn-outline-light {
            background-color: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.4);
        }
        .btn-outline-light:hover {
            background-color: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        /* Header - Floating Dock */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: min(1120px, calc(100vw - 32px));
            z-index: 1000;
            transition: box-shadow var(--transition-base), top var(--transition-base);
        }
        .site-header.scrolled {
            top: 10px;
        }
        .dock-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 20px 10px 26px;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 999px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled .dock-nav {
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
        }
        .dock-logo {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-text);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .dock-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 15px;
            font-weight: 800;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .dock-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .dock-nav-links a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-text-secondary);
            padding: 8px 16px;
            border-radius: 999px;
            white-space: nowrap;
            transition: color var(--transition-fast), background-color var(--transition-fast);
        }
        .dock-nav-links a:hover {
            color: var(--color-text);
            background: rgba(183, 240, 74, 0.18);
        }
        .dock-nav-links a.active {
            color: var(--color-primary);
            background: var(--color-accent);
            font-weight: 600;
        }
        .dock-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-primary);
            background: var(--color-accent);
            border-radius: 999px;
            padding: 9px 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .dock-cta:hover {
            filter: brightness(1.05);
            box-shadow: 0 4px 16px rgba(183, 240, 74, 0.3);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 6px;
            border-radius: 8px;
            background: transparent;
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(0, 0, 0, 0.05);
        }
        .mobile-menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }
        .mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding-top: 130px;
            padding-bottom: 0;
            background-color: var(--color-bg);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--color-text);
        }
        .breadcrumb .sep {
            color: #C0C6C0;
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 600;
        }

        /* Category Hero */
        .cat-hero {
            padding: 40px 0 70px;
        }
        .cat-hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .cat-hero-content h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            color: var(--color-text);
            margin-bottom: 18px;
        }
        .cat-hero-content h1 .highlight {
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 2px 8px;
            border-radius: 6px;
        }
        .cat-hero-content p {
            font-size: 18px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 540px;
        }
        .cat-hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .cat-hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .cat-hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }
        .cat-hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 14, 0.6) 0%, rgba(11, 15, 14, 0.1) 60%);
            pointer-events: none;
        }
        .cat-hero-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 999px;
            z-index: 2;
            letter-spacing: 0.04em;
        }
        .cat-hero-stat {
            position: absolute;
            bottom: 20px;
            left: 20px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(8px);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            display: flex;
            gap: 28px;
        }
        .cat-hero-stat-item {
            text-align: left;
        }
        .cat-hero-stat-item .num {
            font-family: var(--font-number);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }
        .cat-hero-stat-item .label {
            font-size: 12px;
            color: var(--color-text-secondary);
            letter-spacing: 0.04em;
        }

        /* Filter/Toolbar */
        .filter-bar {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
        }
        .filter-bar-left {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-pill {
            font-size: 13px;
            font-weight: 500;
            padding: 7px 18px;
            border-radius: 999px;
            color: var(--color-text-secondary);
            background: transparent;
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-pill:hover {
            border-color: var(--color-accent);
            color: var(--color-text);
        }
        .filter-pill.active {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            font-weight: 600;
        }
        .filter-pill:focus-visible {
            outline: 2px solid var(--color-highlight);
            outline-offset: 2px;
        }
        .filter-bar-right {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .filter-sort {
            font-size: 13px;
            padding: 7px 14px;
            border-radius: 999px;
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            background: transparent;
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            transition: all var(--transition-fast);
        }
        .filter-sort:hover {
            border-color: var(--color-accent);
            color: var(--color-text);
        }
        .filter-sort:focus-visible {
            outline: 2px solid var(--color-highlight);
            outline-offset: 2px;
        }
        .filter-search {
            display: flex;
            align-items: center;
            gap: 6px;
            border: 1px solid var(--color-border);
            border-radius: 999px;
            padding: 5px 16px;
            background: var(--color-bg);
            transition: border-color var(--transition-fast);
        }
        .filter-search:focus-within {
            border-color: var(--color-accent);
        }
        .filter-search svg {
            width: 16px;
            height: 16px;
            color: var(--color-text-secondary);
            flex-shrink: 0;
        }
        .filter-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 13px;
            color: var(--color-text);
            width: 100px;
        }
        .filter-search input::placeholder {
            color: #A0A8A0;
        }

        /* Match Cards Grid */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 32px;
        }
        .match-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .match-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .match-card-image {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .match-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .match-card:hover .match-card-image img {
            transform: scale(1.04);
        }
        .match-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
            z-index: 2;
        }
        .match-card-date {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(11, 15, 14, 0.75);
            color: #fff;
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 999px;
            z-index: 2;
            backdrop-filter: blur(4px);
        }
        .match-card-body {
            padding: 20px 22px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .match-card-body h3 {
            font-size: 19px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .match-card-body p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }
        .match-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
            flex-wrap: wrap;
        }
        .match-card-meta span {
            font-size: 12px;
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .match-card-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: #C0C6C0;
        }
        .read-more-btn {
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            padding: 8px 0;
            border-bottom: 2px solid var(--color-accent);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .read-more-btn svg {
            width: 14px;
            height: 14px;
            transition: transform var(--transition-fast);
        }
        .read-more-btn:hover {
            color: var(--color-highlight);
            border-bottom-color: var(--color-highlight);
        }
        .read-more-btn:hover svg {
            transform: translateX(4px);
        }

        /* Pagination */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 16px;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }
        .pagination a:hover {
            border-color: var(--color-accent);
            background: rgba(183, 240, 74, 0.1);
            color: var(--color-text);
        }
        .pagination .current-page {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
        }
        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* Feature Asymmetric Section */
        .feature-asymmetric {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 48px;
            align-items: start;
        }
        .feature-asymmetric-left {
            position: sticky;
            top: 120px;
        }
        .feature-asymmetric-left .section-title {
            margin-bottom: 12px;
        }
        .feature-asymmetric-left p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }
        .feature-list {
            display: flex;
            flex-direction: column;
        }
        .feature-item {
            display: flex;
            gap: 20px;
            padding: 28px 0;
            border-bottom: 1px solid var(--color-border);
            align-items: flex-start;
        }
        .feature-item:last-child {
            border-bottom: none;
        }
        .feature-item-num {
            font-family: var(--font-number);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            min-width: 48px;
            flex-shrink: 0;
        }
        .feature-item-content h3 {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .feature-item-content p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* Data highlight */
        .data-strip {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 50px;
        }
        .data-strip-item {
            text-align: center;
        }
        .data-strip-item .num {
            font-family: var(--font-number);
            font-size: 38px;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .data-strip-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.04em;
        }

        /* FAQ */
        .faq-section {
            background: #ECEFF0;
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-text-secondary);
            transition: all var(--transition-base);
        }
        .faq-item[data-open="true"] .faq-icon {
            background: var(--color-accent);
            color: var(--color-primary);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
            padding: 0 22px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.75;
        }
        .faq-item[data-open="true"] .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        /* CTA */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 60px 50px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            margin: 70px 0;
        }
        .cta-section h2 {
            font-size: clamp(24px, 3vw, 36px);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 480px;
        }
        .cta-section .btn {
            flex-shrink: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 18px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
        }
        .footer-bottom-links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom-links .divider {
            color: rgba(255, 255, 255, 0.25);
        }

        /* Reveal animation */
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity var(--transition-base), transform var(--transition-base);
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding: 0 28px;
            }
            .cat-hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .match-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
                padding: 28px 24px;
            }
            .feature-asymmetric {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .feature-asymmetric-left {
                position: static;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .container {
                padding: 0 20px;
            }
            .dock-nav {
                padding: 10px 16px;
            }
            .dock-logo {
                font-size: 17px;
                gap: 6px;
            }
            .dock-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
            .dock-cta {
                font-size: 12px;
                padding: 7px 14px;
            }
            .dock-nav-links a {
                font-size: 13px;
                padding: 6px 12px;
            }
            .breadcrumb-section {
                padding-top: 110px;
            }
            .match-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-bar-left {
                justify-content: center;
            }
            .filter-bar-right {
                justify-content: center;
            }
            .data-strip {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
                padding: 20px 16px;
            }
            .data-strip-item .num {
                font-size: 28px;
            }
            .data-strip-item .label {
                font-size: 12px;
            }
            .cta-section {
                padding: 40px 28px;
                flex-direction: column;
                text-align: center;
            }
            .cta-section p {
                max-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom-links {
                justify-content: center;
            }
            .cat-hero-stat {
                position: static;
                margin-top: 12px;
                background: var(--color-card);
                padding: 14px 16px;
                gap: 16px;
                justify-content: space-around;
            }
            .cat-hero-visual {
                border-radius: var(--radius-md);
            }
            .cat-hero-visual::after {
                display: none;
            }
            .cat-hero-badge {
                top: 10px;
                right: 10px;
                font-size: 11px;
                padding: 4px 10px;
            }
        }
        @media (max-width: 520px) {
            .dock-nav-links {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .dock-cta {
                display: none;
            }
            .dock-nav {
                padding: 10px 16px;
            }
            .site-header {
                top: 10px;
            }
            .mobile-nav-open {
                display: flex !important;
                flex-direction: column;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.96);
                backdrop-filter: blur(12px);
                border-radius: var(--radius-md);
                padding: 12px;
                border: 1px solid var(--color-border);
                box-shadow: var(--shadow-md);
                gap: 4px;
            }
            .mobile-nav-open a {
                display: block;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                text-align: center;
                font-size: 15px;
            }
            .section-title {
                font-size: 24px;
            }
            .cat-hero-content h1 {
                font-size: 28px;
            }
            .cat-hero-content p {
                font-size: 15px;
            }
            .match-card-body h3 {
                font-size: 17px;
            }
            .feature-item {
                flex-direction: column;
                gap: 8px;
                padding: 20px 0;
            }
            .feature-item-num {
                font-size: 22px;
                min-width: auto;
            }
            .pagination a,
            .pagination span {
                width: 32px;
                height: 32px;
                font-size: 12px;
                border-radius: 8px;
            }
            .btn {
                padding: 11px 20px;
                font-size: 14px;
            }
            .cat-hero-actions {
                flex-direction: column;
            }
            .cat-hero-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0B0F0E;
            --color-accent: #B7F04A;
            --color-bg: #F4F6F2;
            --color-text: #171B19;
            --color-text-secondary: #5D665F;
            --color-card: #FFFFFF;
            --color-border: #E6E9E3;
            --color-highlight: #FF5A36;
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 24px;
            --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-number: "Inter", "Manrope", "SF Pro Display", var(--font-sans);
            --container-max: 1220px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast);
        }

        ul,
        ol {
            list-style: none;
        }

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

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 40px;
        }

        .section {
            padding: 80px 0;
        }

        .section-tight {
            padding: 56px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            position: relative;
            padding-left: 18px;
        }

        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.25);
        }

        .section-title {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 42px;
        }

        /* ---------- Floating Dock Navigation ---------- */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: min(1120px, calc(100vw - 32px));
            z-index: 1000;
            transition: box-shadow var(--transition-base), top var(--transition-base);
        }

        .site-header.scrolled {
            top: 10px;
        }

        .dock-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 20px 10px 26px;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 999px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled .dock-nav {
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
        }

        .dock-logo {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-text);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 15px;
            font-weight: 800;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .dock-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .dock-nav-links a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-text-secondary);
            padding: 8px 16px;
            border-radius: 999px;
            white-space: nowrap;
            transition: color var(--transition-fast), background-color var(--transition-fast);
        }

        .dock-nav-links a:hover {
            color: var(--color-text);
            background: rgba(183, 240, 74, 0.18);
        }

        .dock-nav-links a.active {
            color: var(--color-primary);
            background: var(--color-accent);
            font-weight: 600;
        }

        .dock-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 10px 20px;
            border-radius: 999px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .dock-cta:hover {
            opacity: 0.88;
            box-shadow: 0 8px 20px rgba(183, 240, 74, 0.3);
            transform: translateY(-1px);
        }

        .dock-cta:active {
            transform: translateY(0);
            opacity: 1;
        }

        .dock-cta:focus-visible,
        .dock-nav-links a:focus-visible,
        .dock-logo:focus-visible,
        .mobile-menu-toggle:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 50%;
            transition: background-color var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: rgba(183, 240, 74, 0.18);
        }

        .mobile-menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: transform var(--transition-base), opacity var(--transition-fast);
        }

        .mobile-menu-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ---------- Breadcrumb ---------- */
        .breadcrumb-wrap {
            padding-top: 110px;
            padding-bottom: 20px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .breadcrumb a {
            color: var(--color-text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--color-text);
        }
        .breadcrumb .separator {
            color: #C3C9C2;
            font-size: 11px;
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 600;
        }

        /* ---------- Category Hero ---------- */
        .category-hero {
            padding: 40px 0 70px;
        }

        .category-hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .category-hero-content h1 {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            color: var(--color-text);
            margin-bottom: 18px;
        }

        .category-hero-content h1 .accent-underline {
            position: relative;
            white-space: nowrap;
        }

        .category-hero-content h1 .accent-underline::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 4px;
            width: 100%;
            height: 10px;
            background: var(--color-accent);
            z-index: -1;
            border-radius: 4px;
        }

        .category-hero-desc {
            font-size: 18px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            max-width: 560px;
            margin-bottom: 28px;
        }

        .category-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            transition: opacity var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary:hover {
            opacity: 0.88;
            box-shadow: 0 12px 30px rgba(183, 240, 74, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            opacity: 1;
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            color: var(--color-text);
            background: transparent;
            border: 1px solid var(--color-border);
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(183, 240, 74, 0.1);
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }

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

        .hero-data-panel {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }

        .hero-data-item {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 18px 16px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .hero-data-item .data-number {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            line-height: 1.1;
        }

        .hero-data-item .data-number .unit {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            margin-left: 3px;
        }

        .hero-data-item .data-label {
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.05em;
            color: var(--color-text-secondary);
            text-transform: uppercase;
        }

        .hero-data-item.accent .data-number {
            color: var(--color-text);
        }
        .hero-data-item.accent .data-number.highlight {
            color: var(--color-primary);
        }
        .hero-data-item .tag-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            margin-right: 6px;
            vertical-align: middle;
            animation: pulse-dot 2s infinite ease-in-out;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }

        /* ---------- Data Feature Section ---------- */
        .data-feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-top: 10px;
        }

        .data-feature-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 30px 28px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
        }

        .data-feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }

        .data-feature-card .feature-index {
            font-family: var(--font-number);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--color-text-secondary);
            display: inline-block;
            margin-bottom: 14px;
            background: var(--color-bg);
            padding: 4px 12px;
            border-radius: 999px;
        }

        .data-feature-card h3 {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .data-feature-card p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 18px;
        }

        .data-feature-card .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.03em;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            padding: 4px 12px;
            border-radius: 999px;
            border: 1px solid var(--color-border);
        }

        /* ---------- Data List Section ---------- */
        .data-list-section {
            background: var(--color-card);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .filter-toolbar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--color-border);
        }

        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .filter-btn {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            padding: 6px 14px;
            border-radius: 999px;
            transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
        }

        .filter-btn:hover {
            color: var(--color-text);
            border-color: var(--color-accent);
            background: rgba(183, 240, 74, 0.12);
        }

        .filter-btn.active {
            color: var(--color-primary);
            background: var(--color-accent);
            border-color: var(--color-accent);
            font-weight: 600;
        }

        .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .filter-sort select {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            padding: 6px 12px;
            cursor: pointer;
            outline: none;
            transition: border-color var(--transition-fast);
        }

        .filter-sort select:focus {
            border-color: var(--color-accent);
            outline: 2px solid rgba(183, 240, 74, 0.3);
        }

        .data-card-list {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }

        .data-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .data-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .data-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

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

        .data-card-img .img-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: #fff;
            background: rgba(11, 15, 14, 0.7);
            padding: 4px 12px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

        .data-card-body {
            padding: 20px 20px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .data-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--color-text-secondary);
            letter-spacing: 0.03em;
            margin-bottom: 10px;
        }

        .data-card-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: #C3C9C2;
        }

        .data-card-title {
            font-size: 20px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .data-card-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }

        .data-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
            color: var(--color-text);
            align-self: flex-start;
            transition: color var(--transition-fast);
        }

        .data-card-link .arrow {
            display: inline-block;
            transition: transform var(--transition-fast);
        }

        .data-card-link:hover {
            color: var(--color-highlight);
        }
        .data-card-link:hover .arrow {
            transform: translateX(4px);
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            font-size: 14px;
            font-weight: 500;
            border-radius: 50%;
            transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }

        .pagination a {
            color: var(--color-text-secondary);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
        }
        .pagination a:hover {
            background: rgba(183, 240, 74, 0.2);
            border-color: var(--color-accent);
            color: var(--color-text);
        }
        .pagination .current {
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            border: 1px solid var(--color-accent);
        }
        .pagination .pagination-dots {
            width: auto;
            background: transparent;
            border: none;
            color: var(--color-text-secondary);
        }

        /* ---------- Scenario Section ---------- */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .scenario-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: left;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
        }

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

        .scenario-card .scenario-icon {
            font-size: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--color-bg);
            border-radius: 12px;
            margin-bottom: 14px;
            color: var(--color-text);
        }

        .scenario-card h4 {
            font-size: 17px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ---------- Process Section ---------- */
        .process-section {
            background: var(--color-primary);
        }

        .process-section .section-label {
            color: #9CA8A0;
        }
        .process-section .section-label::before {
            background: var(--color-accent);
        }
        .process-section .section-title {
            color: #fff;
        }
        .process-section .section-desc {
            color: #B4BDB6;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .process-step {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            transition: border-color var(--transition-fast), background-color var(--transition-fast);
        }

        .process-step:hover {
            border-color: var(--color-accent);
            background: rgba(183, 240, 74, 0.06);
        }

        .process-step .step-num {
            font-family: var(--font-number);
            font-size: 40px;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 12px;
        }

        .process-step h4 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 14px;
            color: #B4BDB6;
            line-height: 1.7;
        }

        /* ---------- FAQ ---------- */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            background: var(--color-card);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .faq-item:hover {
            border-color: #D5DAD1;
        }
        .faq-item.open {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
            width: 100%;
            text-align: left;
            background: none;
            border: none;
        }

        .faq-question:hover {
            color: var(--color-highlight);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: -2px;
        }

        .faq-icon {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--color-bg);
            border-radius: 50%;
            transition: transform var(--transition-base), background-color var(--transition-base);
        }

        .faq-icon::before {
            content: '+';
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-secondary);
            line-height: 1;
            transition: transform var(--transition-base);
        }

        .faq-item.open .faq-icon {
            background: var(--color-accent);
        }
        .faq-item.open .faq-icon::before {
            content: '×';
            color: var(--color-primary);
            transform: rotate(90deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 22px 20px;
        }

        /* ---------- CTA Section ---------- */
        .cta-section {
            background: var(--color-card);
            border-top: 1px solid var(--color-border);
        }

        .cta-box {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 50px 44px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 30px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .cta-box::after {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 220px;
            height: 220px;
            background: var(--color-accent);
            border-radius: 50%;
            opacity: 0.08;
            pointer-events: none;
        }

        .cta-box h3 {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-box p {
            font-size: 15px;
            color: #B4BDB6;
            line-height: 1.7;
            max-width: 480px;
        }

        .cta-box .btn-primary {
            position: relative;
            z-index: 1;
        }

        .cta-box .btn-primary:hover {
            box-shadow: 0 16px 36px rgba(183, 240, 74, 0.4);
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--color-primary);
            color: #D5DAD1;
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 17px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 14px;
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 14px;
            color: #B4BDB6;
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: #B4BDB6;
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: #9CA8A0;
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: #9CA8A0;
        }

        .footer-bottom-links a {
            color: #9CA8A0;
        }
        .footer-bottom-links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom-links .divider {
            color: rgba(255, 255, 255, 0.15);
        }

        /* ---------- Reveal Animation ---------- */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .container {
                padding: 0 24px;
            }
            .category-hero-inner {
                gap: 30px;
            }
            .data-card-list {
                grid-template-columns: 1fr 1fr;
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .site-header {
                top: 10px;
            }
            .dock-nav {
                padding: 8px 12px 8px 16px;
                border-radius: 20px;
            }
            .dock-nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.95);
                backdrop-filter: blur(12px);
                border-radius: 16px;
                box-shadow: var(--shadow-md);
                flex-direction: column;
                padding: 12px;
                border: 1px solid var(--color-border);
            }
            .dock-nav-links.open {
                display: flex;
            }
            .dock-nav-links a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
                text-align: left;
            }
            .dock-cta {
                font-size: 12px;
                padding: 8px 16px;
            }
            .mobile-menu-toggle {
                display: flex;
            }

            .breadcrumb-wrap {
                padding-top: 80px;
            }
            .category-hero-inner {
                grid-template-columns: 1fr;
                gap: 26px;
            }
            .category-hero-content h1 {
                font-size: 30px;
            }
            .category-hero-desc {
                font-size: 16px;
            }
            .hero-data-panel {
                grid-template-columns: 1fr 1fr;
                padding: 20px 16px;
                gap: 12px;
            }
            .hero-data-item .data-number {
                font-size: 26px;
            }
            .data-feature-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .data-card-list {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .filter-sort {
                margin-left: 0;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .cta-box {
                grid-template-columns: 1fr;
                padding: 30px 24px;
                gap: 18px;
            }
            .cta-box .btn-primary {
                justify-self: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .site-header {
                width: calc(100vw - 16px);
            }
            .dock-logo {
                font-size: 17px;
            }
            .dock-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
            .dock-cta {
                font-size: 11px;
                padding: 7px 12px;
            }
            .category-hero-content h1 {
                font-size: 26px;
            }
            .hero-data-panel {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
                padding: 14px 10px;
            }
            .hero-data-item {
                padding: 12px 10px;
            }
            .hero-data-item .data-number {
                font-size: 22px;
            }
            .section-title {
                font-size: 24px;
            }
            .pagination a,
            .pagination span {
                width: 36px;
                height: 36px;
                font-size: 13px;
            }
            .cta-box h3 {
                font-size: 22px;
            }
            .btn-primary,
            .btn-outline {
                font-size: 14px;
                padding: 12px 20px;
                width: 100%;
                justify-content: center;
            }
            .category-hero-actions {
                flex-direction: column;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0B0F0E;
            --color-accent: #B7F04A;
            --color-bg: #F4F6F2;
            --color-text: #171B19;
            --color-text-secondary: #5D665F;
            --color-card: #FFFFFF;
            --color-border: #E6E9E3;
            --color-highlight: #FF5A36;
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 24px;
            --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-number: "Inter", "Manrope", "SF Pro Display", var(--font-sans);
            --container-max: 1220px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast);
        }
        button, input {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 40px;
        }
        .section {
            padding: 90px 0;
        }
        .section-tight {
            padding: 60px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            position: relative;
            padding-left: 18px;
        }
        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.25);
        }
        .section-title {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 42px;
        }
        /* Floating Dock Navigation */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: min(1120px, calc(100vw - 32px));
            z-index: 1000;
            transition: box-shadow var(--transition-base), top var(--transition-base);
        }
        .site-header.scrolled {
            top: 10px;
        }
        .dock-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 20px 10px 26px;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 999px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled .dock-nav {
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
        }
        .dock-logo {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-text);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .dock-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 15px;
            font-weight: 800;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .dock-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .dock-nav-links a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-text-secondary);
            padding: 8px 16px;
            border-radius: 999px;
            white-space: nowrap;
            transition: color var(--transition-fast), background-color var(--transition-fast);
        }
        .dock-nav-links a:hover {
            color: var(--color-text);
            background: rgba(183, 240, 74, 0.18);
        }
        .dock-nav-links a.active {
            color: var(--color-primary);
            background: var(--color-accent);
            font-weight: 600;
        }
        .dock-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 10px 20px;
            border-radius: 999px;
            transition: background-color var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .dock-cta:hover {
            background: #c8ff3d;
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: transparent;
            border: none;
        }
        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }
        @media (max-width: 1024px) {
            .dock-nav-links {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .dock-cta {
                margin-left: auto;
            }
            .site-header {
                top: 14px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 20px;
            }
            .dock-nav {
                padding: 8px 12px 8px 18px;
            }
            .dock-logo {
                font-size: 16px;
            }
            .dock-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
            .dock-cta {
                font-size: 12px;
                padding: 8px 14px;
            }
        }
        /* Hero */
        .hero-membership {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            padding-top: 120px;
            padding-bottom: 60px;
            background-image: linear-gradient(135deg, rgba(11,15,14,0.88) 0%, rgba(11,15,14,0.65) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            color: #FFFFFF;
        }
        .hero-inner {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(183,240,74,0.18);
            border: 1px solid rgba(183,240,74,0.4);
            color: var(--color-accent);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }
        .hero-title {
            font-size: clamp(34px, 5.5vw, 58px);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.15;
            margin-bottom: 20px;
        }
        .hero-subtitle {
            font-size: 18px;
            line-height: 1.75;
            color: rgba(255,255,255,0.85);
            max-width: 560px;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 15px;
            border-radius: 12px;
            transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-primary:hover {
            background: #c8ff3d;
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(183,240,74,0.35);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            background: transparent;
            border: 1px solid rgba(255,255,255,0.6);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 15px;
            border-radius: 12px;
            transition: background-color var(--transition-fast), border-color var(--transition-fast);
        }
        .btn-secondary:hover {
            background: rgba(255,255,255,0.08);
            border-color: rgba(255,255,255,0.9);
        }
        .hero-panel {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.25);
            border-radius: 24px;
            padding: 30px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .hero-panel-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .hero-panel-label {
            font-size: 14px;
            color: rgba(255,255,255,0.8);
        }
        .hero-panel-value {
            font-family: var(--font-number);
            font-size: 28px;
            font-weight: 800;
            color: var(--color-accent);
        }
        .hero-panel-divider {
            height: 1px;
            background: rgba(255,255,255,0.2);
        }
        @media (max-width: 900px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .hero-panel {
                order: 2;
            }
        }
        @media (max-width: 520px) {
            .hero-membership {
                min-height: 60vh;
                padding-top: 100px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-panel-value {
                font-size: 22px;
            }
        }
        /* General cards & buttons */
        .btn-outline {
            display: inline-block;
            padding: 10px 20px;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            font-weight: 600;
            color: var(--color-text);
            transition: border-color var(--transition-fast), background-color var(--transition-fast);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            background: rgba(183,240,74,0.1);
        }
        .card-basic {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
        }
        .card-basic:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(183,240,74,0.2);
            color: var(--color-primary);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
        }
        /* Feature asymmetry */
        .feature-grid {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 60px;
            align-items: start;
        }
        .feature-sticky h2 {
            position: sticky;
            top: 140px;
        }
        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .feature-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }
        .feature-num {
            font-family: var(--font-number);
            font-size: 22px;
            font-weight: 800;
            color: var(--color-accent);
            background: var(--color-primary);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .feature-content h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .feature-content p {
            color: var(--color-text-secondary);
            font-size: 15px;
        }
        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .feature-sticky h2 {
                position: static;
            }
        }
        /* Pricing */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .pricing-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            position: relative;
        }
        .pricing-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }
        .pricing-card.featured {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-accent);
            transform: scale(1.03);
            box-shadow: 0 20px 48px rgba(0,0,0,0.16);
        }
        .pricing-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
            border-color: var(--color-accent);
        }
        .pricing-name {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 6px;
        }
        .pricing-price {
            font-family: var(--font-number);
            font-size: 40px;
            font-weight: 900;
            letter-spacing: -0.02em;
            margin: 12px 0;
        }
        .pricing-price small {
            font-size: 16px;
            font-weight: 500;
            color: inherit;
        }
        .pricing-desc {
            font-size: 14px;
            margin-bottom: 20px;
            opacity: 0.8;
        }
        .pricing-features {
            list-style: none;
            flex: 1;
            margin-bottom: 24px;
        }
        .pricing-features li {
            padding: 8px 0;
            border-bottom: 1px solid rgba(0,0,0,0.06);
            font-size: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .pricing-card.featured .pricing-features li {
            border-bottom-color: rgba(255,255,255,0.1);
        }
        .pricing-features li::before {
            content: "✓";
            color: var(--color-accent);
            font-weight: 700;
        }
        .pricing-card.featured .btn-outline {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            text-align: center;
        }
        .pricing-card .btn-outline {
            text-align: center;
            display: block;
        }
        @media (max-width: 900px) {
            .pricing-grid {
                grid-template-columns: 1fr;
                max-width: 500px;
                margin: 0 auto;
            }
            .pricing-card.featured {
                transform: scale(1);
            }
        }
        /* Scenario section */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        .scenario-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }
        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .scenario-icon {
            font-size: 32px;
        }
        @media (max-width: 768px) {
            .scenario-grid {
                grid-template-columns: 1fr;
            }
        }
        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .step-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
        }
        .step-num {
            font-family: var(--font-number);
            font-size: 36px;
            font-weight: 900;
            color: var(--color-accent);
            margin-bottom: 12px;
        }
        @media (max-width: 900px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item[open] {
            border-color: var(--color-accent);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            color: var(--color-text);
            list-style: none;
        }
        .faq-question::-webkit-details-marker {
            display: none;
        }
        .faq-icon {
            font-size: 20px;
            transition: transform var(--transition-fast);
            color: var(--color-text-secondary);
        }
        .faq-item[open] .faq-icon {
            transform: rotate(45deg);
            color: var(--color-accent);
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        /* CTA */
        .cta-section {
            background: var(--color-primary);
            color: #FFFFFF;
            text-align: center;
            padding: 80px 0;
        }
        .cta-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-desc {
            color: rgba(255,255,255,0.8);
            max-width: 600px;
            margin: 0 auto 32px;
        }
        .cta-input-group {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
        }
        .cta-input {
            flex: 1;
            padding: 14px 20px;
            border-radius: 12px;
            border: 1px solid rgba(255,255,255,0.3);
            background: rgba(255,255,255,0.08);
            color: #FFFFFF;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .cta-input::placeholder {
            color: rgba(255,255,255,0.6);
        }
        .cta-input:focus {
            border-color: var(--color-accent);
        }
        @media (max-width: 520px) {
            .cta-input-group {
                flex-direction: column;
            }
        }
        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255,255,255,0.8);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 24px;
            font-weight: 800;
            color: #FFFFFF;
            margin: 12px 0 10px;
        }
        .footer-brand p {
            font-size: 15px;
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-col h4 {
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: rgba(255,255,255,0.7);
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255,255,255,0.6);
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .footer-bottom-links a {
            color: rgba(255,255,255,0.7);
        }
        .divider {
            opacity: 0.5;
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
        }
        /* Scroll reveal */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

/* roulang page: category3 */
:root {
            --color-primary: #0B0F0E;
            --color-accent: #B7F04A;
            --color-bg: #F4F6F2;
            --color-text: #171B19;
            --color-text-secondary: #5D665F;
            --color-card: #FFFFFF;
            --color-border: #E6E9E3;
            --color-highlight: #FF5A36;
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 24px;
            --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-number: "Inter", "Manrope", "SF Pro Display", var(--font-sans);
            --container-max: 1220px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            margin: 0;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast), background-color var(--transition-fast), opacity var(--transition-fast);
        }

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

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 40px;
        }

        .section {
            padding: 80px 0;
        }

        .section-tight {
            padding: 50px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            position: relative;
            padding-left: 18px;
        }

        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.25);
        }

        .section-title {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 42px;
        }

        /* ---------- Floating Dock Navigation ---------- */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: min(1120px, calc(100vw - 32px));
            z-index: 1000;
            transition: box-shadow var(--transition-base), top var(--transition-base);
        }

        .site-header.scrolled {
            top: 10px;
        }

        .dock-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 20px 10px 26px;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 999px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled .dock-nav {
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
        }

        .dock-logo {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-text);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .dock-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 15px;
            font-weight: 800;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .dock-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .dock-nav-links a {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-text-secondary);
            padding: 8px 16px;
            border-radius: 999px;
            white-space: nowrap;
            transition: color var(--transition-fast), background-color var(--transition-fast);
        }

        .dock-nav-links a:hover {
            color: var(--color-text);
            background: rgba(183, 240, 74, 0.18);
        }

        .dock-nav-links a.active {
            color: var(--color-primary);
            background: var(--color-accent);
            font-weight: 600;
        }

        .dock-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 10px 22px;
            border-radius: 999px;
            white-space: nowrap;
            transition: background-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .dock-cta:hover {
            background: #c4ff52;
            box-shadow: 0 8px 20px rgba(183, 240, 74, 0.35);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
        }

        .mobile-menu-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        .mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ---------- Breadcrumb ---------- */
        .breadcrumb-nav {
            padding: 110px 0 0;
        }

        .breadcrumb-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }

        .breadcrumb-inner a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-inner a:hover {
            color: var(--color-text);
        }

        .breadcrumb-inner .separator {
            color: #b0b7b1;
            font-size: 12px;
        }

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

        /* ---------- Category Hero ---------- */
        .category-hero {
            padding: 50px 0 60px;
            position: relative;
        }

        .category-hero-inner {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 60px 56px;
            position: relative;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .category-hero-inner::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: linear-gradient(105deg, transparent 30%, rgba(183, 240, 74, 0.12) 100%);
            pointer-events: none;
        }

        .category-hero-inner .hero-content {
            position: relative;
            z-index: 2;
            max-width: 70%;
        }

        .category-hero-inner .hero-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 16px;
        }

        .category-hero-inner h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            color: #FFFFFF;
            margin: 0 0 18px;
        }

        .category-hero-inner .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            max-width: 580px;
            margin: 0;
        }

        .category-hero-inner .hero-data-strip {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 40px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .category-hero-inner .hero-data-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .category-hero-inner .hero-data-item .num {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 800;
            color: var(--color-accent);
            letter-spacing: -0.01em;
            line-height: 1.1;
        }

        .category-hero-inner .hero-data-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 0.04em;
        }

        /* ---------- Filter Toolbar ---------- */
        .filter-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-border);
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }

        .filter-toolbar .filter-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-toolbar .filter-label {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-text-secondary);
            text-transform: uppercase;
        }

        .filter-toolbar .filter-btn {
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 7px 16px;
            border-radius: 999px;
            border: 1px solid var(--color-border);
            background: var(--color-card);
            transition: all var(--transition-fast);
        }

        .filter-toolbar .filter-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-text);
            background: rgba(183, 240, 74, 0.08);
        }

        .filter-toolbar .filter-btn.active {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
        }

        .filter-toolbar .filter-sort {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .filter-toolbar .filter-sort select {
            font-family: inherit;
            font-size: 13px;
            color: var(--color-text);
            padding: 7px 14px;
            border-radius: 999px;
            border: 1px solid var(--color-border);
            background: var(--color-card);
            appearance: none;
            -webkit-appearance: none;
            cursor: pointer;
            transition: border-color var(--transition-fast);
        }

        .filter-toolbar .filter-sort select:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-color: var(--color-accent);
        }

        /* ---------- Content Cards ---------- */
        .content-card-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .content-card {
            display: grid;
            grid-template-columns: 340px 1fr auto;
            gap: 28px;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
            align-items: center;
        }

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

        .content-card .card-image {
            border-radius: var(--radius-sm);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            flex-shrink: 0;
        }

        .content-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .content-card:hover .card-image img {
            transform: scale(1.03);
        }

        .content-card .card-body {
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--color-text-secondary);
            letter-spacing: 0.04em;
            flex-wrap: wrap;
        }

        .content-card .card-meta .tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 3px 10px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }

        .content-card .card-meta .date {
            color: #8a918c;
        }

        .content-card .card-title {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.01em;
            line-height: 1.35;
            color: var(--color-text);
            margin: 0;
        }

        .content-card .card-title a:hover {
            color: #3a6b00;
        }

        .content-card .card-excerpt {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-action {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            justify-content: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            padding: 10px 18px;
            border-radius: 999px;
            border: 1px solid var(--color-border);
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-read-more:hover {
            background: var(--color-accent);
            border-color: var(--color-accent);
            box-shadow: 0 6px 16px rgba(183, 240, 74, 0.3);
            transform: translateX(2px);
        }

        .btn-read-more .arrow {
            font-size: 16px;
            transition: transform var(--transition-fast);
        }

        .btn-read-more:hover .arrow {
            transform: translateX(3px);
        }

        /* ---------- Pagination ---------- */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 40px 0 0;
        }

        .pagination .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: var(--color-card);
            transition: all var(--transition-fast);
        }

        .pagination .page-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-text);
            background: rgba(183, 240, 74, 0.08);
        }

        .pagination .page-btn.active {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        .pagination .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ---------- Feature Highlight Section ---------- */
        .feature-highlight {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 50px 48px;
            margin-top: 70px;
            position: relative;
            overflow: hidden;
        }

        .feature-highlight::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(183, 240, 74, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .feature-highlight .feature-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .feature-highlight .feature-text h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            letter-spacing: -0.01em;
            line-height: 1.25;
            color: #FFFFFF;
            margin: 0 0 16px;
        }

        .feature-highlight .feature-text h2 span {
            color: var(--color-accent);
        }

        .feature-highlight .feature-text p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin: 0 0 20px;
        }

        .feature-highlight .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .feature-highlight .feature-list li {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .feature-highlight .feature-list li::before {
            content: '—';
            color: var(--color-accent);
            font-weight: 600;
            flex-shrink: 0;
        }

        .feature-highlight .feature-visual {
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: #1a1f1d;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .feature-highlight .feature-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ---------- CTA Section ---------- */
        .cta-section {
            padding: 70px 0 90px;
        }

        .cta-box {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 48px 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }

        .cta-box .cta-text h3 {
            font-size: clamp(22px, 2.5vw, 30px);
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-text);
            margin: 0 0 10px;
        }

        .cta-box .cta-text p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
            max-width: 480px;
        }

        .cta-box .cta-form {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .cta-box .cta-form input {
            width: 280px;
            padding: 12px 18px;
            font-size: 14px;
            color: var(--color-text);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            background: var(--color-bg);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            outline: none;
        }

        .cta-box .cta-form input::placeholder {
            color: #9aa19c;
        }

        .cta-box .cta-form input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(183, 240, 74, 0.2);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.03em;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 12px 26px;
            border-radius: 999px;
            white-space: nowrap;
            transition: background-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .btn-primary:hover {
            background: #c4ff52;
            box-shadow: 0 8px 24px rgba(183, 240, 74, 0.35);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: scale(0.98);
            background: #a6d93a;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 30px;
            margin-top: 20px;
        }

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

        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: 50%;
            font-size: 17px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 14px;
        }

        .footer-brand h3 {
            font-size: 22px;
            font-weight: 800;
            color: #FFFFFF;
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin: 0 0 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .footer-bottom .divider {
            color: rgba(255, 255, 255, 0.2);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ---------- Scroll Animation ---------- */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .container {
                padding: 0 28px;
            }

            .content-card {
                grid-template-columns: 260px 1fr;
                gap: 20px;
            }

            .content-card .card-action {
                grid-column: 1 / -1;
                flex-direction: row;
                justify-content: flex-end;
                padding-top: 8px;
                border-top: 1px solid var(--color-border);
            }

            .category-hero-inner {
                padding: 44px 36px;
            }

            .category-hero-inner .hero-content {
                max-width: 85%;
            }

            .feature-highlight .feature-inner {
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }

            .section {
                padding: 60px 0;
            }

            .site-header {
                width: calc(100vw - 24px);
                top: 10px;
            }

            .dock-nav {
                padding: 8px 12px 8px 18px;
            }

            .dock-logo {
                font-size: 17px;
            }

            .dock-logo .logo-mark {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }

            .dock-nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(255, 255, 255, 0.95);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                border: 1px solid var(--color-border);
                border-radius: var(--radius-md);
                padding: 16px 20px;
                box-shadow: var(--shadow-md);
                gap: 8px;
            }

            .dock-nav-links.open {
                display: flex;
            }

            .dock-nav-links a {
                font-size: 16px;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .dock-cta {
                display: none;
            }

            .category-hero-inner {
                padding: 36px 24px;
                min-height: 260px;
            }

            .category-hero-inner .hero-content {
                max-width: 100%;
            }

            .category-hero-inner h1 {
                font-size: 30px;
            }

            .category-hero-inner .hero-sub {
                font-size: 15px;
            }

            .category-hero-inner .hero-data-strip {
                gap: 24px;
                margin-top: 24px;
            }

            .category-hero-inner .hero-data-item .num {
                font-size: 24px;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
            }

            .content-card {
                grid-template-columns: 1fr;
                gap: 16px;
                padding: 16px;
            }

            .content-card .card-image {
                aspect-ratio: 16 / 9;
            }

            .content-card .card-title {
                font-size: 19px;
            }

            .content-card .card-action {
                grid-column: auto;
                flex-direction: row;
                justify-content: flex-start;
                padding-top: 4px;
                border-top: none;
            }

            .feature-highlight {
                padding: 32px 24px;
                margin-top: 50px;
            }

            .feature-highlight .feature-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .feature-highlight .feature-visual {
                aspect-ratio: 16 / 9;
            }

            .cta-box {
                flex-direction: column;
                align-items: flex-start;
                padding: 32px 24px;
            }

            .cta-box .cta-form {
                width: 100%;
            }

            .cta-box .cta-form input {
                width: 100%;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .breadcrumb-nav {
                padding: 90px 0 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .category-hero-inner {
                padding: 28px 18px;
                border-radius: var(--radius-md);
            }

            .category-hero-inner h1 {
                font-size: 25px;
            }

            .category-hero-inner .hero-data-strip {
                gap: 16px;
                flex-wrap: wrap;
            }

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

            .content-card .card-excerpt {
                font-size: 14px;
                -webkit-line-clamp: 2;
            }

            .pagination {
                gap: 5px;
            }

            .pagination .page-btn {
                width: 34px;
                height: 34px;
                font-size: 13px;
            }

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

            .footer-brand {
                grid-column: auto;
            }

            .feature-highlight {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }

            .cta-box {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
        }