/* roulang page: index */
:root {
            --primary: #2F4A3E;
            --primary-dark: #1D2822;
            --primary-hover: #24382E;
            --gold: #C6A664;
            --gold-light: #D6B87C;
            --gold-deep: #B8934F;
            --bg: #FAF7F2;
            --bg-secondary: #F1EBE2;
            --text-main: #1F1F1F;
            --text-secondary: #5C6660;
            --text-muted: #9BA19B;
            --border-light: rgba(31, 31, 31, 0.08);
            --border-mid: rgba(31, 31, 31, 0.12);
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --shadow-low: 0 1px 2px rgba(31,31,31,0.04), 0 4px 16px rgba(31,31,31,0.04);
            --shadow-mid: 0 2px 4px rgba(31,31,31,0.06), 0 12px 32px rgba(31,31,31,0.08);
            --shadow-gold: 0 8px 24px rgba(198,166,100,0.3);
            --ease: cubic-bezier(0.22, 1, 0.36, 1);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1200px;
            --space-section: 96px;
            --space-section-md: 80px;
            --space-section-sm: 64px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(47, 74, 62, 0.4);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section.bg-light {
            background: var(--bg-secondary);
        }

        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: 12px;
            letter-spacing: .08em;
            text-transform: uppercase;
            color: var(--gold-deep);
            background: rgba(198, 166, 100, 0.1);
            border: 1px solid rgba(198, 166, 100, 0.3);
            border-radius: 4px;
            padding: 4px 12px;
            margin-bottom: 16px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 600;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 500;
            line-height: 1;
            border: none;
            border-radius: var(--radius-btn);
            padding: 16px 28px;
            cursor: pointer;
            transition: all .18s var(--ease);
        }

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

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

        .btn-primary {
            background: var(--primary);
            color: #FAF7F2;
            box-shadow: var(--shadow-low);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-mid);
        }

        .btn-lg {
            height: 48px;
            padding: 0 32px;
            font-size: 16px;
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .btn-gold {
            background: var(--gold);
            color: var(--primary-dark);
            height: 60px;
            padding: 0 44px;
            font-size: 16px;
            font-weight: 600;
            box-shadow: var(--shadow-low);
        }

        .btn-gold:hover {
            background: var(--gold-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
            height: 48px;
            padding: 0 28px;
            font-size: 15px;
        }

        .btn-outline:hover {
            background: rgba(47, 74, 62, 0.06);
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 15px;
            font-weight: 500;
            border-bottom: 1px solid transparent;
            padding-bottom: 2px;
            transition: all .2s var(--ease);
        }

        .text-link i {
            transition: transform .2s var(--ease);
        }

        .text-link:hover {
            border-bottom-color: var(--primary);
        }

        .text-link:hover i {
            transform: translateX(4px);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
            background: rgba(201, 168, 76, 0.12);
            border-radius: 4px;
            padding: 4px 12px;
        }

        .badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #C9A84C;
            display: inline-block;
        }

        .badge-gold {
            font-size: 12px;
            font-weight: 500;
            color: var(--gold-deep);
            border: 1px solid rgba(198, 166, 100, 0.4);
            background: transparent;
            border-radius: 4px;
            padding: 2px 8px;
            display: inline-block;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(250, 247, 242, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(31, 31, 31, 0.06);
            transition: border-color .3s ease, box-shadow .3s ease;
        }

        .site-header.scrolled {
            border-color: rgba(31, 31, 31, 0.12);
            box-shadow: 0 2px 12px rgba(31, 31, 31, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
            gap: 24px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .brand-symbol {
            color: var(--gold);
            font-size: 18px;
            line-height: 1;
            transform: rotate(0deg);
        }

        .brand-text {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
        }

        .brand-suffix {
            font-size: 9px;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: .1em;
            margin-left: 2px;
            transform: translateY(-8px);
            display: inline-block;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0 auto;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 400;
            color: var(--text-secondary);
            padding: 8px 0;
            position: relative;
            transition: color .2s var(--ease);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .25s var(--ease);
        }

        .nav-link:hover {
            color: var(--primary);
        }

        .nav-link:hover::after {
            transform: scaleX(1);
        }

        .nav-link.active {
            color: var(--primary);
            font-weight: 500;
        }

        .nav-link.active::after {
            transform: scaleX(1);
        }

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

        .search-box {
            position: relative;
            display: flex;
            align-items: center;
            width: 180px;
            height: 36px;
            background: var(--bg-secondary);
            border-radius: var(--radius-pill);
            border: 1px solid transparent;
            padding: 0 12px;
            gap: 8px;
            transition: all .25s var(--ease);
        }

        .search-box i {
            color: var(--text-muted);
            font-size: 13px;
            flex-shrink: 0;
        }

        .search-box input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 13px;
            color: var(--text-main);
            font-family: var(--font-sans);
            outline: none;
            min-width: 0;
        }

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

        .search-box .kbd {
            font-size: 10px;
            color: var(--text-secondary);
            border: 1px solid var(--border-mid);
            border-radius: 4px;
            padding: 2px 5px;
            background: rgba(255, 255, 255, 0.6);
            white-space: nowrap;
        }

        .search-box:focus-within {
            width: 280px;
            background: #fff;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(47, 74, 62, 0.12);
        }

        .icon-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 14px;
            background: transparent;
            border: none;
            cursor: pointer;
            transition: background .2s var(--ease), color .2s var(--ease);
            position: relative;
        }

        .icon-btn:hover {
            background: rgba(47, 74, 62, 0.08);
            color: var(--primary);
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 6px;
            border: none;
            background: transparent;
            cursor: pointer;
            color: var(--primary);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            transition: background .2s var(--ease);
        }

        .hamburger:hover {
            background: rgba(47, 74, 62, 0.08);
        }

        /* Mobile Drawer */
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(29, 40, 34, 0.5);
            opacity: 0;
            visibility: hidden;
            transition: all .3s var(--ease);
            z-index: 999;
        }

        .drawer-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: 0;
            width: 320px;
            height: 100vh;
            background: var(--bg);
            z-index: 1000;
            padding: 32px 28px;
            transform: translateX(100%);
            transition: transform .35s var(--ease);
            display: flex;
            flex-direction: column;
            gap: 24px;
            box-shadow: var(--shadow-mid);
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .drawer-close {
            align-self: flex-end;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-mid);
            background: var(--bg);
            font-size: 18px;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all .2s var(--ease);
        }

        .drawer-close:hover {
            background: rgba(47, 74, 62, 0.08);
        }

        .drawer-search {
            position: relative;
        }

        .drawer-search input {
            width: 100%;
            height: 44px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-mid);
            background: var(--bg-secondary);
            padding: 0 16px 0 36px;
            font-size: 14px;
            font-family: var(--font-sans);
            color: var(--text-main);
            outline: none;
            transition: border-color .2s var(--ease);
        }

        .drawer-search input:focus {
            border-color: var(--primary);
        }

        .drawer-search i {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 13px;
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .drawer-nav a {
            font-family: var(--font-serif);
            font-size: 22px;
            color: var(--text-main);
            padding: 12px 0;
            border-bottom: 1px solid rgba(31, 31, 31, 0.06);
            transition: color .2s var(--ease);
        }

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

        .drawer-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .drawer-cta {
            width: 100%;
            height: 48px;
            border-radius: var(--radius-btn);
            background: var(--primary);
            color: #FAF7F2;
            font-size: 15px;
            font-weight: 500;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: auto;
            transition: background .2s var(--ease);
        }

        .drawer-cta:hover {
            background: var(--primary-hover);
        }

        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .search-box {
                display: none;
            }
            .icon-btn {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .header-inner {
                height: 60px;
                padding: 0 20px;
            }
            .brand-text {
                font-size: 16px;
            }
        }

        @media (max-width: 639px) {
            .header-inner {
                gap: 12px;
            }
            .brand-text {
                font-size: 15px;
            }
            .brand-suffix {
                display: none;
            }
            .header-inner .btn-sm {
                display: none;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 80px 0 96px;
            overflow: hidden;
            background-color: var(--bg);
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(47, 74, 62, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(47, 74, 62, 0.04) 1px, transparent 1px);
            background-size: 24px 24px;
            pointer-events: none;
        }

        .hero-glow {
            position: absolute;
            top: -60px;
            right: 10%;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(198, 166, 100, 0.18);
            filter: blur(80px);
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            display: flex;
            align-items: center;
            gap: 64px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .hero-content {
            flex: 1;
            max-width: 560px;
            animation: fadeUp .6s var(--ease) both;
        }

        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(16px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            background: rgba(201, 168, 76, 0.1);
            border: 1px solid rgba(201, 168, 76, 0.25);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            margin-bottom: 28px;
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #C9A84C;
            display: inline-block;
            animation: pulse 2s ease-in-out infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }

        .hero-content h1 {
            font-family: var(--font-serif);
            font-size: 46px;
            font-weight: 600;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 20px;
        }

        .hero-content h1 .highlight {
            color: var(--gold-deep);
        }

        .hero-sub {
            font-size: 17px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin-bottom: 36px;
            max-width: 480px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .hero-visual {
            flex: 1;
            max-width: 480px;
            position: relative;
            animation: fadeUp .6s var(--ease) both;
            animation-delay: .15s;
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(47, 74, 62, 0.2), transparent 60%);
            pointer-events: none;
        }

        .hero-visual img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            border-radius: 12px;
            box-shadow: var(--shadow-mid);
        }

        .hero-visual-caption {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(250, 247, 242, 0.92);
            backdrop-filter: blur(6px);
            border-radius: 8px;
            padding: 10px 16px;
            font-size: 13px;
            color: var(--text-main);
            box-shadow: var(--shadow-low);
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-visual-caption i {
            color: var(--gold-deep);
        }

        @media (max-width: 1023px) {
            .hero-inner {
                flex-direction: column;
                gap: 40px;
                padding: 0 32px;
            }
            .hero-content {
                max-width: 100%;
            }
            .hero-content h1 {
                font-size: 34px;
            }
            .hero-visual {
                max-width: 100%;
                width: 100%;
            }
            .hero-visual img {
                height: 300px;
            }
        }

        @media (max-width: 639px) {
            .hero {
                padding: 56px 0 64px;
            }
            .hero-inner {
                padding: 0 24px;
                gap: 32px;
            }
            .hero-content h1 {
                font-size: 28px;
                line-height: 1.3;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-visual img {
                height: 200px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn,
            .hero-actions .text-link {
                width: 100%;
                justify-content: center;
                height: 48px;
            }
        }

        /* ===== Stats Bar ===== */
        .stats-bar {
            background: var(--primary-dark);
            padding: 48px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .stat-item {
            text-align: center;
            padding: 8px 0;
        }

        .stat-number {
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 600;
            color: var(--gold);
            line-height: 1.2;
            display: block;
            margin-bottom: 4px;
            transition: color .3s var(--ease);
        }

        .stat-item:hover .stat-number {
            color: var(--gold-light);
        }

        .stat-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: .02em;
        }

        @media (max-width: 639px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
                padding: 0 24px;
            }
            .stat-number {
                font-size: 32px;
            }
        }

        @media (max-width: 1023px) and (min-width: 640px) {
            .stats-grid {
                gap: 24px;
                padding: 0 24px;
            }
        }

        /* ===== Pain Points ===== */
        .pain-section {
            padding: var(--space-section) 0;
        }

        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .pain-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-low);
            position: relative;
            overflow: hidden;
            transition: transform .2s var(--ease), box-shadow .2s var(--ease);
        }

        .pain-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--gold);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s var(--ease);
        }

        .pain-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-mid);
        }

        .pain-card:hover::before {
            transform: scaleX(1);
        }

        .pain-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: rgba(47, 74, 62, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            margin-bottom: 20px;
        }

        .pain-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .pain-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        .learn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            transition: gap .2s var(--ease);
        }

        .learn-link i {
            font-size: 12px;
            transition: transform .2s var(--ease);
        }

        .learn-link:hover i {
            transform: translateX(4px);
        }

        @media (max-width: 1023px) {
            .pain-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 639px) {
            .pain-grid {
                grid-template-columns: 1fr;
                padding: 0 24px;
            }
            .pain-card {
                padding: 24px;
            }
        }

        /* ===== Solutions ===== */
        .solutions-section {
            padding: var(--space-section) 0;
            background: var(--bg-secondary);
        }

        .solutions-wrap {
            display: flex;
            gap: 48px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .solutions-left {
            flex: 0 0 400px;
            position: sticky;
            top: 100px;
            align-self: flex-start;
        }

        .solutions-left h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 600;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 20px;
        }

        .solutions-left p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin-bottom: 32px;
        }

        .check-list {
            list-style: none;
            padding: 0;
            margin-bottom: 32px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--text-main);
            line-height: 1.6;
        }

        .check-list li i {
            color: var(--primary);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .solutions-right {
            flex: 1;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: rgba(255, 255, 255, 0.6);
            border: 1px solid transparent;
            border-radius: 12px;
            padding: 28px;
            transition: background .2s var(--ease), box-shadow .2s var(--ease);
        }

        .feature-card:hover {
            background: #fff;
            box-shadow: var(--shadow-mid);
        }

        .feature-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: rgba(47, 74, 62, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 16px;
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

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

        .solutions-left .btn-outline {
            width: auto;
        }

        @media (max-width: 1023px) {
            .solutions-wrap {
                flex-direction: column;
                gap: 48px;
            }
            .solutions-left {
                flex: 1;
                position: static;
                max-width: 100%;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 639px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .solutions-wrap {
                padding: 0 24px;
            }
            .solutions-left h2 {
                font-size: 24px;
            }
        }

        /* ===== Results ===== */
        .results-section {
            background: var(--primary-dark);
            padding: var(--space-section) 0;
            position: relative;
            overflow: hidden;
        }

        .results-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(198, 166, 100, 0.06);
            filter: blur(80px);
        }

        .results-wrap {
            display: flex;
            gap: 64px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
            position: relative;
        }

        .results-left {
            flex: 1;
        }

        .results-left h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 600;
            line-height: 1.4;
            color: #FAF7F2;
            margin-bottom: 20px;
        }

        .results-left p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            max-width: 400px;
        }

        .results-right {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .result-card {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            text-align: center;
            transition: border-color .2s var(--ease);
        }

        .result-card:hover {
            border-color: var(--gold);
        }

        .result-number {
            font-family: var(--font-serif);
            font-size: 48px;
            font-weight: 600;
            color: var(--gold);
            line-height: 1.1;
            display: block;
            margin-bottom: 12px;
        }

        .result-divider {
            width: 40px;
            height: 1px;
            background: var(--gold);
            margin: 0 auto 12px;
        }

        .result-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            letter-spacing: .02em;
        }

        @media (max-width: 1023px) {
            .results-wrap {
                flex-direction: column;
                gap: 48px;
            }
            .results-left p {
                max-width: 100%;
            }
        }

        @media (max-width: 639px) {
            .results-right {
                grid-template-columns: 1fr;
            }
            .result-number {
                font-size: 32px;
            }
            .results-wrap {
                padding: 0 24px;
            }
        }

        /* ===== Testimonials ===== */
        .testimonials-section {
            padding: var(--space-section) 0;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .testimonial-card {
            background: #fff;
            border: 1px solid var(--border-light);
            border-left: 3px solid var(--gold);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            transition: box-shadow .2s var(--ease), border-color .2s var(--ease);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-mid);
            border-left-color: var(--gold-deep);
        }

        .testimonial-quote-mark {
            font-family: var(--font-serif);
            font-size: 32px;
            line-height: 1;
            color: var(--gold);
            margin-bottom: 16px;
            height: 28px;
        }

        .testimonial-card blockquote {
            margin: 0 0 24px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-main);
            border: none;
            padding: 0;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid rgba(31, 31, 31, 0.06);
            padding-top: 20px;
        }

        .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #FAF7F2;
            font-size: 14px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .author-name {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            line-height: 1.3;
        }

        .author-role {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.3;
        }

        @media (max-width: 1023px) {
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 639px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
                padding: 0 24px;
            }
        }

        /* ===== Latest Info ===== */
        .latest-section {
            padding: var(--space-section) 0;
            background: var(--bg-secondary);
        }

        .latest-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            max-width: var(--container-max);
            margin: 0 auto 40px;
            padding: 0 32px;
        }

        .latest-header h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.3;
        }

        .latest-header p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        .latest-header a {
            color: var(--primary);
            font-size: 14px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap .2s var(--ease);
        }

        .latest-header a:hover {
            gap: 10px;
        }

        .latest-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .info-card {
            display: flex;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-low);
            transition: background .2s var(--ease), box-shadow .2s var(--ease);
            overflow: hidden;
        }

        .info-card:hover {
            background: var(--bg-secondary);
            box-shadow: var(--shadow-mid);
        }

        .info-thumb {
            width: 120px;
            height: 96px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .info-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s var(--ease);
        }

        .info-card:hover .info-thumb img {
            transform: scale(1.02);
        }

        .info-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .info-content .badge-gold {
            align-self: flex-start;
            margin-bottom: 8px;
        }

        .info-content h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 8px;
            transition: color .2s var(--ease);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .info-card:hover .info-content h3 {
            color: var(--primary);
        }

        .info-content p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .info-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid rgba(31, 31, 31, 0.06);
            padding-top: 10px;
        }

        .info-meta a {
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .info-meta a:hover {
            gap: 8px;
        }

        .empty-state {
            grid-column: 1 / -1;
            text-align: center;
            padding: 64px 32px;
            background: #fff;
            border: 1px dashed var(--border-mid);
            border-radius: var(--radius-card);
        }

        .empty-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(198, 166, 100, 0.15);
            color: var(--gold-deep);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }

        .empty-state p {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .empty-state span {
            font-size: 14px;
            color: var(--text-muted);
        }

        @media (max-width: 1023px) {
            .latest-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 639px) {
            .latest-grid {
                padding: 0 24px;
            }
            .latest-header {
                padding: 0 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .latest-header h2 {
                font-size: 24px;
            }
            .info-card {
                flex-direction: column;
                padding: 16px;
            }
            .info-thumb {
                width: 100%;
                height: 160px;
            }
            .info-meta {
                flex-wrap: wrap;
                gap: 8px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--space-section) 0;
            background: var(--bg);
        }

        .faq-layout {
            display: flex;
            gap: 64px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .faq-left {
            flex: 0 0 320px;
        }

        .faq-left h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 16px;
        }

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

        .faq-right {
            flex: 1;
            max-width: 760px;
        }

        .accordion {
            background: transparent;
            list-style: none;
            padding: 0;
            margin: 0;
            border: none;
        }

        .accordion-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow .2s var(--ease);
        }

        .accordion-item:hover {
            box-shadow: var(--shadow-low);
        }

        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            background: #fff;
            border: none;
            cursor: pointer;
            margin: 0;
            transition: color .2s var(--ease);
        }

        .accordion-title:hover {
            color: var(--primary);
        }

        .accordion-title::after {
            content: "+";
            font-size: 20px;
            font-weight: 400;
            color: var(--text-secondary);
            width: 24px;
            height: 24px;
            border: 1px solid var(--border-mid);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform .3s var(--ease);
            position: static;
            margin: 0;
            background: transparent;
        }

        .accordion-item.is-active .accordion-title::after {
            content: "+";
            transform: rotate(45deg);
            color: var(--primary);
            border-color: var(--primary);
        }

        .accordion-content {
            padding: 0 24px;
            max-height: 0;
            opacity: 0;
            overflow: hidden;
            transition: max-height .3s var(--ease), opacity .3s var(--ease), padding .3s var(--ease);
        }

        .accordion-item.is-active .accordion-content {
            padding: 0 24px 20px;
            max-height: 500px;
            opacity: 1;
        }

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

        @media (max-width: 1023px) {
            .faq-layout {
                flex-direction: column;
                gap: 40px;
            }
            .faq-left {
                flex: 1;
                max-width: 100%;
            }
        }

        @media (max-width: 639px) {
            .faq-layout {
                padding: 0 24px;
            }
            .accordion-title {
                padding: 16px 20px;
                font-size: 15px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 96px 0;
            background: linear-gradient(135deg, rgba(29, 40, 34, 0.93), rgba(47, 74, 62, 0.82)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            position: relative;
        }

        .cta-lines {
            position: absolute;
            top: 40px;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 1px;
            background: var(--gold);
        }

        .cta-inner {
            max-width: 680px;
            margin: 0 auto;
            text-align: center;
            padding: 0 32px;
        }

        .cta-inner h2 {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 600;
            color: #FAF7F2;
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.7;
            margin-bottom: 40px;
        }

        .cta-inner .btn-gold {
            margin-bottom: 16px;
        }

        .cta-note {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: .02em;
        }

        @media (max-width: 639px) {
            .cta-section {
                padding: 64px 0;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .cta-inner .btn-gold {
                width: 100%;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #FAF7F2;
            padding: 80px 0 0;
        }

        .footer-top {
            display: flex;
            gap: 64px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px 64px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand-col {
            flex: 1.4;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 600;
            color: #FAF7F2;
            margin-bottom: 16px;
        }

        .footer-brand .brand-symbol {
            color: var(--gold);
            font-size: 16px;
        }

        .footer-brand-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-links-col {
            flex: 1;
        }

        .footer-links-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #FAF7F2;
            margin-bottom: 20px;
            letter-spacing: .02em;
        }

        .footer-links-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links-col a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color .2s var(--ease);
        }

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

        .footer-bottom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 24px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom-links {
            display: flex;
            gap: 24px;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.45);
            font-size: 12px;
            transition: color .2s var(--ease);
        }

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

        @media (max-width: 1023px) {
            .footer-top {
                flex-wrap: wrap;
                gap: 40px;
            }
            .footer-brand-col {
                flex: 0 0 100%;
            }
        }

        @media (max-width: 639px) {
            .footer-top {
                flex-direction: column;
                gap: 32px;
                padding: 0 24px 48px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 20px 24px;
            }
        }

        /* ===== Reduced Motion ===== */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

/* roulang page: category1 */
/* ===== Design Tokens ===== */
        :root {
            --color-primary: #2F4A3E;
            --color-primary-dark: #1D2822;
            --color-primary-hover: #24382E;
            --color-secondary: #C6A664;
            --color-secondary-light: #D6B87C;
            --color-secondary-text: #B8934F;
            --color-bg: #FAF7F2;
            --color-bg-light: #F1EBE2;
            --color-bg-dark: #1D2822;
            --color-text: #1F1F1F;
            --color-text-secondary: #5C6660;
            --color-text-muted: #9BA19B;
            --color-border: rgba(31, 31, 31, 0.08);
            --color-border-light: rgba(255, 255, 255, 0.12);
            --color-white: #FFFFFF;
            --color-success: #5B8A72;
            --color-warning: #C9A84C;
            --color-danger: #A65A4A;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 2px rgba(31, 31, 31, 0.04), 0 4px 16px rgba(31, 31, 31, 0.04);
            --shadow-md: 0 2px 4px rgba(31, 31, 31, 0.06), 0 12px 32px rgba(31, 31, 31, 0.08);
            --shadow-lg: 0 8px 24px rgba(31, 31, 31, 0.12), 0 24px 64px rgba(31, 31, 31, 0.12);
            --shadow-gold: 0 8px 24px rgba(198, 166, 100, 0.3);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
            --transition: 0.2s cubic-bezier(0.22, 1, 0.36, 1);
            --transition-slow: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            --container-max: 1200px;
            --header-height: 68px;
            --section-spacing: 96px;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 48px;
        }

        /* ===== Typography ===== */
        h1,
        h2,
        h3,
        h4 {
            font-family: var(--font-serif);
            line-height: 1.4;
            font-weight: 600;
        }
        .section-title {
            font-size: 30px;
            line-height: 1.3;
            letter-spacing: 0.01em;
            color: var(--color-text);
        }
        .section-subtitle {
            font-size: 16px;
            line-height: 1.6;
            color: var(--color-text-secondary);
            margin-top: 12px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(250, 247, 242, 0.90);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(31, 31, 31, 0.06);
            transition: border-color var(--transition);
            height: var(--header-height);
        }
        .site-header.scrolled {
            border-bottom-color: rgba(31, 31, 31, 0.14);
        }
        .header-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 48px;
            height: var(--header-height);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand-wrap {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-weight: 600;
            font-size: 17px;
            color: var(--color-primary);
            letter-spacing: 0.01em;
            line-height: 1;
        }
        .brand-symbol {
            color: var(--color-secondary);
            font-size: 16px;
            transform: scaleY(1.1);
            display: inline-block;
        }
        .brand-tag {
            font-family: var(--font-sans);
            font-size: 10px;
            color: var(--color-text-muted);
            letter-spacing: 0.08em;
            margin-left: 2px;
            align-self: flex-start;
            margin-top: 2px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 6px 2px;
            letter-spacing: 0.01em;
            transition: color var(--transition);
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 1px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform var(--transition);
        }
        .nav-link:hover {
            color: var(--color-primary);
        }
        .nav-link:hover::after {
            transform: scaleX(1);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .cmd-search {
            display: flex;
            align-items: center;
            gap: 8px;
            width: 180px;
            height: 36px;
            padding: 0 12px;
            background-color: var(--color-bg-light);
            border: 1px solid transparent;
            border-radius: var(--radius-pill);
            transition: width var(--transition-slow), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
            position: relative;
        }
        .cmd-search:focus-within {
            width: 280px;
            background-color: var(--color-white);
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(47, 74, 62, 0.12);
        }
        .cmd-search svg {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
            color: var(--color-text-muted);
        }
        .cmd-search input {
            flex: 1;
            min-width: 0;
            font-size: 13px;
            background: transparent;
            color: var(--color-text);
        }
        .cmd-search input::placeholder {
            color: var(--color-text-muted);
        }
        .cmd-search .kbd {
            font-size: 10px;
            color: var(--color-text-muted);
            border: 1px solid rgba(31, 31, 31, 0.12);
            border-radius: 4px;
            padding: 1px 5px;
            line-height: 1.4;
            background: rgba(255, 255, 255, 0.6);
            flex-shrink: 0;
        }
        .icon-btn {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--color-text-secondary);
            font-size: 15px;
            transition: background-color var(--transition), color var(--transition);
            position: relative;
        }
        .icon-btn:hover {
            background-color: rgba(47, 74, 62, 0.08);
            color: var(--color-primary);
        }
        .icon-btn[aria-label]::after {
            content: attr(aria-label);
            position: absolute;
            bottom: -28px;
            left: 50%;
            transform: translateX(-50%) scale(0.9);
            opacity: 0;
            background: var(--color-bg-dark);
            color: #fff;
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 4px;
            white-space: nowrap;
            pointer-events: none;
            transition: opacity var(--transition), transform var(--transition);
            z-index: 10;
        }
        .icon-btn:hover::after {
            opacity: 1;
            transform: translateX(-50%) scale(1);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: background-color var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            line-height: 1;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background-color: var(--color-primary);
            color: var(--color-white);
            padding: 0 28px;
            height: 48px;
        }
        .btn-primary:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:focus-visible,
        .btn-secondary:focus-visible,
        .btn-gold:focus-visible {
            outline: 2px solid var(--color-secondary);
            outline-offset: 2px;
        }
        .btn-primary.btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }
        .btn-secondary {
            background: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
            padding: 0 28px;
            height: 48px;
        }
        .btn-secondary:hover {
            background-color: rgba(47, 74, 62, 0.06);
        }
        .btn-gold {
            background-color: var(--color-secondary);
            color: var(--color-primary);
            height: 60px;
            padding: 0 40px;
            font-size: 16px;
            font-weight: 500;
        }
        .btn-gold:hover {
            background-color: var(--color-secondary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-lg-block {
            width: 100%;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            transition: background-color var(--transition);
        }
        .hamburger:hover {
            background-color: rgba(47, 74, 62, 0.08);
        }
        .hamburger span {
            width: 20px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        /* Mobile Drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: var(--color-bg);
            z-index: 200;
            padding: 24px;
            display: flex;
            flex-direction: column;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-12px);
            transition: opacity var(--transition-slow), transform var(--transition-slow), visibility var(--transition-slow);
        }
        .mobile-drawer.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .drawer-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        .drawer-close {
            width: 40px;
            height: 40px;
            font-size: 24px;
            line-height: 1;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: background-color var(--transition), color var(--transition);
        }
        .drawer-close:hover {
            background-color: rgba(47, 74, 62, 0.08);
            color: var(--color-primary);
        }
        .drawer-search {
            margin-bottom: 32px;
        }
        .drawer-search input {
            width: 100%;
            height: 48px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            padding: 0 20px;
            background: var(--color-white);
            font-size: 14px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .drawer-search input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(47, 74, 62, 0.12);
        }
        .drawer-link {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border);
            transition: color var(--transition), padding-left var(--transition);
        }
        .drawer-link:hover {
            color: var(--color-primary);
            padding-left: 8px;
        }
        .drawer-link.active {
            color: var(--color-primary);
        }
        .drawer-cta {
            margin-top: 32px;
        }
        .drawer-cta .btn {
            width: 100%;
            height: 50px;
        }

        /* ===== Hero (Category) ===== */
        .category-hero {
            position: relative;
            padding: 72px 0 64px;
            background-color: var(--color-bg);
            background-image: linear-gradient(rgba(47, 74, 62, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(47, 74, 62, 0.04) 1px, transparent 1px);
            background-size: 40px 40px;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: rgba(198, 166, 100, 0.18);
            border-radius: 50%;
            filter: blur(70px);
            pointer-events: none;
        }
        .category-hero-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 48px;
            position: relative;
            z-index: 1;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--color-border);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-badge .dot {
            width: 6px;
            height: 6px;
            background-color: var(--color-warning);
            border-radius: 50%;
            display: inline-block;
        }
        .category-hero h1 {
            font-size: 34px;
            line-height: 1.35;
            color: var(--color-text);
            max-width: 720px;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .category-hero h1 .highlight {
            color: var(--color-primary);
            position: relative;
            white-space: nowrap;
        }
        .category-hero h1 .highlight::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 4px;
            height: 8px;
            background: rgba(198, 166, 100, 0.35);
            z-index: -1;
            border-radius: 2px;
        }
        .category-hero .hero-sub {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-divider {
            margin-top: 56px;
            height: 1px;
            background: linear-gradient(90deg, var(--color-secondary) 0%, rgba(198, 166, 100, 0) 100%);
            border: none;
            opacity: 0.6;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding: 0 48px;
        }

        /* ===== Trust Bar ===== */
        .trust-bar {
            background: var(--color-bg-dark);
            padding: 40px 0;
        }
        .trust-grid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 48px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .trust-item {
            text-align: center;
        }
        .trust-num {
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 600;
            color: var(--color-white);
            line-height: 1.2;
            transition: color var(--transition);
        }
        .trust-item:hover .trust-num {
            color: var(--color-secondary);
        }
        .trust-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 8px;
            letter-spacing: 0.04em;
        }

        /* ===== Content Cards ===== */
        .section {
            padding: var(--section-spacing) 0;
        }
        .section-light {
            background-color: var(--color-bg);
        }
        .section-header {
            max-width: 680px;
            margin-bottom: 48px;
        }
        .section-header.center {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
        }
        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-secondary-text);
            letter-spacing: 0.12em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-eyebrow::before {
            content: "";
            width: 24px;
            height: 1px;
            background: var(--color-secondary);
            margin-right: 10px;
            display: inline-block;
        }
        .section-header.center .section-eyebrow::after {
            content: "";
            width: 24px;
            height: 1px;
            background: var(--color-secondary);
            margin-left: 10px;
            display: inline-block;
        }
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .guide-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(47, 74, 62, 0.16);
        }
        .guide-card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .guide-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .guide-card:hover .guide-card-img img {
            transform: scale(1.03);
        }
        .guide-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(29, 40, 34, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }
        .guide-card-body {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .guide-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-secondary-text);
            border: 1px solid rgba(198, 166, 100, 0.5);
            border-radius: 4px;
            padding: 2px 10px;
            align-self: flex-start;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .guide-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.4;
            transition: color var(--transition);
        }
        .guide-card:hover h3 {
            color: var(--color-primary);
        }
        .guide-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
            flex: 1;
        }
        .guide-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary);
            transition: gap var(--transition), color var(--transition);
        }
        .guide-link .arrow {
            transition: transform var(--transition);
        }
        .guide-link:hover {
            color: var(--color-primary-hover);
        }
        .guide-link:hover .arrow {
            transform: translateX(4px);
        }

        /* ===== Timeline ===== */
        .section-dark {
            background-color: var(--color-bg-dark);
            color: var(--color-white);
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }
        .timeline-section {
            background: var(--color-bg-light);
        }
        .timeline {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            position: relative;
        }
        .timeline::before {
            content: "";
            position: absolute;
            top: 32px;
            left: 16.66%;
            right: 16.66%;
            height: 2px;
            background: linear-gradient(90deg, var(--color-secondary) 0%, rgba(198, 166, 100, 0.3) 100%);
            border-radius: 2px;
        }
        .timeline-step {
            text-align: center;
            padding: 0 16px;
            position: relative;
        }
        .step-num {
            width: 64px;
            height: 64px;
            margin: 0 auto 24px;
            background: var(--color-bg);
            border: 2px solid var(--color-secondary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 600;
            color: var(--color-primary);
            position: relative;
            z-index: 1;
            box-shadow: 0 0 0 6px var(--color-bg-light);
        }
        .timeline-step h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .timeline-step p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
        }

        /* ===== Compare Table ===== */
        .compare-wrap {
            max-width: 820px;
            margin: 0 auto;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14.5px;
        }
        .compare-table th,
        .compare-table td {
            padding: 18px 24px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
        }
        .compare-table thead th {
            background: var(--color-bg-light);
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            border-bottom: 2px solid rgba(198, 166, 100, 0.4);
        }
        .compare-table tbody tr:last-child td {
            border-bottom: none;
        }
        .compare-table tbody tr {
            transition: background-color var(--transition);
        }
        .compare-table tbody tr:hover {
            background-color: rgba(47, 74, 62, 0.02);
        }
        .compare-table td:first-child {
            font-weight: 500;
            color: var(--color-text);
        }
        .compare-table .recommend {
            color: var(--color-secondary-text);
            font-weight: 500;
            font-size: 13px;
            background: rgba(198, 166, 100, 0.1);
            padding: 2px 8px;
            border-radius: 4px;
            display: inline-block;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--color-bg-light);
        }
        .faq-layout {
            display: grid;
            grid-template-columns: 1fr 1.6fr;
            gap: 64px;
            align-items: start;
        }
        .faq-side {
            position: sticky;
            top: 100px;
        }
        .faq-side .section-subtitle {
            max-width: 320px;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: 8px;
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: box-shadow var(--transition), border-color var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(47, 74, 62, 0.12);
        }
        .faq-item.open {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            text-align: left;
            transition: color var(--transition);
            min-height: 56px;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            width: 24px;
            height: 24px;
            border: 1px solid var(--color-border);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: transform var(--transition-slow), border-color var(--transition), background-color var(--transition), color var(--transition);
            color: var(--color-text-secondary);
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            border-color: var(--color-secondary);
            color: var(--color-secondary-text);
            background: rgba(198, 166, 100, 0.08);
        }
        .faq-answer {
            max-height: 0;
            opacity: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), opacity var(--transition-slow);
        }
        .faq-answer-inner {
            padding: 0 24px 24px;
            font-size: 14px;
            line-height: 1.75;
            color: var(--color-text-secondary);
        }

        /* ===== CTA ===== */
        .cta-sec {
            position: relative;
            padding: 80px 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }
        .cta-sec::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(29, 40, 34, 0.93), rgba(47, 74, 62, 0.82));
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .cta-line {
            width: 1px;
            height: 48px;
            background: var(--color-secondary);
            margin: 0 auto 32px;
            opacity: 0.8;
        }
        .cta-inner h2 {
            font-size: 36px;
            line-height: 1.35;
            color: var(--color-white);
            margin-bottom: 16px;
            font-weight: 600;
        }
        .cta-inner .cta-sub {
            font-size: 15px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 36px;
        }
        .cta-inner .btn-gold {
            min-width: 220px;
        }
        .cta-note {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 20px;
            letter-spacing: 0.02em;
        }

        /* ===== Footer ===== */
        .site-footer {
            background-color: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 0;
        }
        .footer-top {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 72px 48px 48px;
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 48px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-white);
            margin-bottom: 18px;
        }
        .footer-brand .brand-symbol {
            color: var(--color-secondary);
        }
        .footer-brand-col p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 280px;
        }
        .footer-links-col h4 {
            font-family: var(--font-sans);
            font-size: 14px;
            font-weight: 600;
            color: var(--color-white);
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        .footer-links-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links-col a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition);
        }
        .footer-links-col a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 24px 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 0.02em;
        }
        .footer-bottom-links {
            display: flex;
            gap: 16px;
        }
        .footer-bottom-links a {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition);
        }
        .footer-bottom-links a:hover {
            color: var(--color-secondary);
        }

        /* ===== Scroll Reveal ===== */
        .reveal {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .reveal-delay-1 {
            transition-delay: 0.1s;
        }
        .reveal-delay-2 {
            transition-delay: 0.15s;
        }
        .reveal-delay-3 {
            transition-delay: 0.2s;
        }

        /* ===== Reduced Motion ===== */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .container,
            .header-inner,
            .category-hero-inner,
            .trust-grid,
            .footer-top,
            .footer-bottom,
            .hero-divider {
                padding-left: 32px;
                padding-right: 32px;
            }
            .main-nav {
                gap: 20px;
            }
            .cmd-search {
                width: 140px;
            }
            .cmd-search:focus-within {
                width: 220px;
            }
            .faq-layout {
                grid-template-columns: 1fr 1.4fr;
                gap: 40px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-spacing: 80px;
            }
            .site-header {
                height: 60px;
            }
            .header-inner {
                height: 60px;
                padding: 0 24px;
            }
            .main-nav,
            .cmd-search,
            .icon-btn {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .header-tools {
                gap: 8px;
            }
            .brand-logo {
                font-size: 15px;
            }
            .brand-tag {
                font-size: 9px;
            }
            .category-hero {
                padding: 56px 0 48px;
            }
            .category-hero h1 {
                font-size: 28px;
                line-height: 1.4;
            }
            .hero-divider {
                margin-top: 40px;
            }
            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
                padding: 0 24px;
            }
            .trust-num {
                font-size: 32px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .timeline {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .timeline::before {
                display: none;
            }
            .timeline-step {
                text-align: left;
                padding: 0;
                display: grid;
                grid-template-columns: 64px 1fr;
                column-gap: 20px;
                align-items: start;
            }
            .step-num {
                margin: 0;
                grid-row: span 2;
            }
            .timeline-step h3 {
                align-self: end;
            }
            .timeline-step p {
                grid-column: 2;
            }
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .faq-side {
                position: static;
            }
            .cta-inner h2 {
                font-size: 28px;
            }
            .cta-inner .btn-gold {
                min-width: 100%;
                height: 56px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
                padding: 56px 24px 32px;
            }
            .footer-brand-col {
                grid-column: span 2;
            }
            .footer-bottom {
                padding: 20px 24px;
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }
            .section {
                padding: var(--section-spacing) 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }
        @media (max-width: 480px) {
            .category-hero h1 {
                font-size: 25px;
            }
            .category-hero h1 .highlight {
                white-space: normal;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .guide-card-body {
                padding: 24px;
            }
            .compare-table th,
            .compare-table td {
                padding: 14px 16px;
                font-size: 13px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                padding: 48px 24px 24px;
            }
            .footer-brand-col {
                grid-column: auto;
            }
        }
        @media (hover: none) {
            .guide-card:hover {
                transform: none;
                box-shadow: var(--shadow-sm);
            }
            .btn-primary:hover,
            .btn-gold:hover {
                transform: none;
                box-shadow: none;
            }
            .guide-card:hover .guide-card-img img {
                transform: none;
            }
        }

/* roulang page: article */
/* ========== Design Tokens ========== */
        :root {
            --green: #2F4A3E;
            --green-deep: #24382E;
            --green-dark: #1D2822;
            --gold: #C6A664;
            --gold-light: #D6B87C;
            --gold-text: #B8934F;
            --bg: #FAF7F2;
            --bg-soft: #F1EBE2;
            --ink: #1F1F1F;
            --ink-soft: #5C6660;
            --ink-muted: #9BA19B;
            --border: rgba(31, 31, 31, 0.08);
            --border-strong: rgba(31, 31, 31, 0.12);
            --radius: 10px;
            --radius-btn: 6px;
            --shadow-low: 0 1px 2px rgba(31, 31, 31, 0.04), 0 4px 16px rgba(31, 31, 31, 0.04);
            --shadow-mid: 0 2px 4px rgba(31, 31, 31, 0.06), 0 12px 32px rgba(31, 31, 31, 0.08);
            --ease: cubic-bezier(0.22, 1, 0.36, 1);
            --serif: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
            --sans: "Noto Sans SC", "Source Han Sans SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--sans);
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

        a {
            color: var(--green);
            text-decoration: none;
            transition: color .2s var(--ease);
        }

        a:hover {
            color: var(--green-deep);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        input {
            font-family: inherit;
        }

        ul, ol {
            list-style-position: inside;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 48px;
        }

        @media (max-width: 1024px) {
            .container {
                padding: 0 32px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 24px;
            }
        }

        :focus-visible {
            outline: 2px solid var(--green);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: inherit;
            font-weight: 500;
            border-radius: var(--radius-btn);
            transition: all .18s var(--ease);
            text-align: center;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--green);
            color: var(--bg);
            padding: 14px 28px;
            font-size: 15px;
            border: 1px solid var(--green);
        }

        .btn-primary:hover {
            background: var(--green-deep);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-mid);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-low);
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .btn-gold {
            background: var(--gold);
            color: var(--green-dark);
            font-size: 17px;
            padding: 0 36px;
            height: 60px;
            font-weight: 600;
        }

        .btn-gold:hover {
            background: var(--gold-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(198, 166, 100, 0.3);
            color: var(--green-dark);
        }

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

        .text-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--green);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .text-link span {
            transition: margin-left .2s var(--ease);
        }

        .text-link:hover span {
            margin-left: 4px;
        }

        /* ========== Header ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(250, 247, 242, 0.90);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(31, 31, 31, 0.06);
            transition: border-color .2s ease;
        }

        .site-header.scrolled {
            border-bottom-color: rgba(31, 31, 31, 0.12);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--serif);
            font-weight: 600;
            font-size: 20px;
            color: var(--green);
            white-space: nowrap;
        }

        .brand-symbol {
            color: var(--gold);
            font-size: 15px;
            line-height: 1;
        }

        .brand-suffix {
            font-family: var(--sans);
            font-size: 10px;
            font-weight: 400;
            color: var(--ink-muted);
            letter-spacing: .08em;
            margin-top: 10px;
        }

        .main-nav {
            display: flex;
            gap: 28px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--ink-soft);
            padding: 8px 0;
            position: relative;
            transition: color .2s;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--green);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .2s var(--ease);
        }

        .nav-link:hover {
            color: var(--ink);
        }

        .nav-link.active {
            color: var(--green);
        }

        .nav-link.active::after {
            transform: scaleX(1);
        }

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

        .command-search {
            position: relative;
            display: flex;
            align-items: center;
            width: 180px;
            height: 36px;
            background: var(--bg-soft);
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 0 12px;
            transition: width .25s var(--ease), background .2s, border-color .2s, box-shadow .2s;
        }

        .command-search:focus-within {
            width: 280px;
            background: #fff;
            border-color: var(--green);
            box-shadow: 0 0 0 3px rgba(47, 74, 62, 0.12);
        }

        .command-search svg {
            width: 18px;
            height: 18px;
            color: var(--ink-muted);
            flex-shrink: 0;
        }

        .command-search input {
            border: none;
            outline: none;
            background: transparent;
            width: 100%;
            font-size: 13px;
            color: var(--ink);
            padding: 0 8px;
        }

        .command-search input::placeholder {
            color: var(--ink-muted);
        }

        .search-kbd {
            margin-left: auto;
            font-size: 10px;
            color: var(--ink-soft);
            border: 1px solid var(--border);
            border-radius: 4px;
            padding: 1px 5px;
            line-height: 1.4;
            flex-shrink: 0;
            white-space: nowrap;
        }

        .icon-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink-soft);
            background: transparent;
            position: relative;
            transition: background .2s, color .2s;
        }

        .icon-btn:hover {
            background: rgba(47, 74, 62, 0.08);
            color: var(--green);
        }

        .icon-btn .tooltip {
            position: absolute;
            bottom: -28px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--green-dark);
            color: #fff;
            font-size: 11px;
            padding: 2px 8px;
            border-radius: 4px;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: opacity .2s;
        }

        .icon-btn:hover .tooltip {
            opacity: 1;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            color: var(--ink);
            border: 1px solid var(--border);
        }

        .hamburger:hover {
            background: var(--bg-soft);
        }

        .hamburger svg {
            width: 22px;
            height: 22px;
        }

        /* Mobile Drawer */
        .mobile-drawer {
            position: fixed;
            inset: 0;
            z-index: 200;
            background: rgba(250, 247, 242, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            display: flex;
            flex-direction: column;
            padding: 80px 32px 40px;
            transform: translateX(100%);
            visibility: hidden;
            transition: transform .35s var(--ease), visibility .35s;
        }

        .mobile-drawer.open {
            transform: translateX(0);
            visibility: visible;
        }

        .drawer-close {
            position: absolute;
            top: 18px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            font-size: 26px;
            color: var(--ink);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
        }

        .drawer-close:hover {
            background: var(--bg-soft);
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .drawer-nav a {
            font-family: var(--serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--ink);
        }

        .drawer-nav a.active {
            color: var(--green);
        }

        .drawer-search {
            height: 48px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--border);
            padding: 0 16px;
            margin: 36px 0 28px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
        }

        .drawer-search input {
            flex: 1;
            border: none;
            outline: none;
            background: transparent;
            font-size: 15px;
            color: var(--ink);
        }

        .drawer-search input::placeholder {
            color: var(--ink-muted);
        }

        .drawer-cta {
            margin-top: 4px;
        }

        /* ========== Article Section ========== */
        .article-section {
            padding: 48px 0 96px;
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--ink-muted);
            margin-bottom: 40px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb a {
            color: var(--ink-muted);
        }

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

        .breadcrumb .sep {
            color: var(--border-strong);
            margin: 0 3px;
        }

        .breadcrumb .current {
            color: var(--ink-soft);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 320px;
        }

        .article-header {
            text-align: center;
            max-width: 860px;
            margin: 0 auto 36px;
        }

        .article-header h1 {
            font-family: var(--serif);
            font-size: 34px;
            font-weight: 600;
            line-height: 1.3;
            color: var(--ink);
            margin-bottom: 18px;
        }

        .article-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px 14px;
            font-size: 13px;
            color: var(--ink-muted);
        }

        .meta-dot {
            color: var(--border-strong);
        }

        .category-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--gold-text);
            border: 1px solid var(--gold);
            border-radius: 4px;
            padding: 2px 8px;
            line-height: 1.4;
        }

        .article-cover {
            border-radius: 12px;
            overflow: hidden;
            max-height: 440px;
            margin-bottom: 48px;
            box-shadow: var(--shadow-low);
        }

        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .article-content {
            max-width: 720px;
            margin: 0 auto;
        }

        .article-content p {
            font-size: 16px;
            line-height: 1.8;
            color: #2A2A2A;
            margin-bottom: 1.25em;
            text-align: justify;
        }

        .article-content h2 {
            font-family: var(--serif);
            font-size: 24px;
            font-weight: 600;
            color: var(--ink);
            margin: 2.4em 0 .6em;
        }

        .article-content h3 {
            font-family: var(--sans);
            font-size: 19px;
            font-weight: 600;
            color: var(--ink);
            margin: 2em 0 .5em;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 1.5em 1.4em;
            font-size: 16px;
            line-height: 1.8;
            color: #2A2A2A;
        }

        .article-content ul li {
            margin-bottom: 6px;
        }

        .article-content ul li::marker {
            color: var(--green);
        }

        .article-content ol li {
            margin-bottom: 6px;
        }

        .article-content ol li::marker {
            color: var(--green);
            font-weight: 600;
        }

        .article-content blockquote {
            border-left: 3px solid var(--green);
            background: var(--bg-soft);
            padding: 16px 24px;
            margin: 1.6em 0;
            border-radius: 0 8px 8px 0;
            color: var(--ink-soft);
            font-size: 15px;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5em 0;
            font-size: 15px;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
        }

        .article-content th {
            background: var(--bg-soft);
            font-weight: 600;
        }

        .article-content code {
            background: var(--bg-soft);
            border-radius: 4px;
            padding: 2px 6px;
            font-size: 14px;
            font-family: "SFMono-Regular", Consolas, monospace;
        }

        .article-content img {
            border-radius: 10px;
            margin: 1.5em 0;
            height: auto;
        }

        .article-content a {
            color: var(--green);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .not-found {
            text-align: center;
            padding: 80px 0;
            color: var(--ink-soft);
            font-size: 16px;
        }

        .not-found p {
            margin-bottom: 24px;
        }

        .not-found a {
            color: var(--green);
            font-weight: 500;
            border-bottom: 1px solid var(--gold);
            padding-bottom: 2px;
        }

        /* ========== Related Section ========== */
        .related-section {
            border-top: 1px solid var(--border);
            padding: 80px 0 96px;
            background: var(--bg);
        }

        .related-heading {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 40px;
            gap: 16px;
            flex-wrap: wrap;
        }

        .related-heading h2 {
            font-family: var(--serif);
            font-size: 26px;
            font-weight: 600;
            color: var(--ink);
        }

        .related-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-low);
            transition: box-shadow .2s var(--ease), transform .2s var(--ease);
            display: flex;
            flex-direction: column;
            height: 100%;
            margin-bottom: 24px;
        }

        .related-card:hover {
            box-shadow: var(--shadow-mid);
            transform: translateY(-4px);
        }

        .related-card .card-img {
            height: 160px;
            overflow: hidden;
        }

        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }

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

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

        .related-card .card-body h3 {
            font-family: var(--serif);
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .related-card .card-body h3 a {
            color: var(--ink);
        }

        .related-card .card-body h3 a:hover {
            color: var(--green);
        }

        .related-card .card-body p {
            font-size: 14px;
            color: var(--ink-soft);
            line-height: 1.65;
            margin-bottom: 14px;
            flex: 1;
        }

        .related-card .card-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--green);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .related-card .card-link span {
            transition: margin-left .2s var(--ease);
        }

        .related-card .card-link:hover span {
            margin-left: 4px;
        }

        .back-link {
            text-align: center;
            margin-top: 32px;
        }

        .back-link a {
            color: var(--ink-soft);
            font-size: 14px;
        }

        .back-link a:hover {
            color: var(--green);
        }

        /* ========== FAQ Section ========== */
        .faq-section {
            background: var(--bg-soft);
            padding: 96px 0;
        }

        .faq-left h2 {
            font-family: var(--serif);
            font-size: 26px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 12px;
        }

        .faq-left p {
            color: var(--ink-soft);
            font-size: 14px;
            line-height: 1.7;
            max-width: 260px;
        }

        .accordion {
            border: none;
            background: transparent;
            list-style: none;
            margin: 0;
        }

        .accordion-item {
            background: #fff;
            border-radius: 8px;
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-low);
            border: 1px solid var(--border);
        }

        .accordion-title {
            font-family: var(--sans) !important;
            font-size: 16px !important;
            font-weight: 500 !important;
            color: var(--ink) !important;
            background: transparent !important;
            border: none !important;
            line-height: 1.5 !important;
            padding: 0 40px 0 0 !important;
            display: block;
            position: relative;
        }

        .accordion-title:hover,
        .accordion-title:focus {
            background: transparent !important;
            color: var(--green) !important;
        }

        .accordion-title::after {
            content: "+";
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 24px;
            height: 24px;
            border: 1px solid var(--border);
            border-radius: 50%;
            font-size: 18px;
            line-height: 22px;
            text-align: center;
            color: var(--green);
            transition: transform .3s var(--ease);
        }

        .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(45deg);
            border-color: var(--gold);
            color: var(--gold-text);
        }

        .accordion-content {
            font-size: 14px;
            color: var(--ink-soft);
            line-height: 1.65;
            padding: 16px 0 0 !important;
            background: transparent !important;
            border: none !important;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            position: relative;
            background: linear-gradient(135deg, rgba(29, 40, 34, 0.93), rgba(47, 74, 62, 0.82)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            padding: 96px 0;
            text-align: center;
            color: var(--bg);
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 1px;
            height: 40px;
            background: var(--gold);
        }

        .cta-inner {
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-family: var(--serif);
            font-size: 36px;
            font-weight: 600;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .cta-inner p {
            color: rgba(250, 247, 242, 0.7);
            font-size: 15px;
            margin-bottom: 40px;
        }

        .cta-inner .btn-gold {
            margin-bottom: 20px;
        }

        .cta-note {
            font-size: 12px !important;
            color: rgba(250, 247, 242, 0.6) !important;
            margin-bottom: 0 !important;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--green-dark);
            color: rgba(250, 247, 242, 0.7);
            padding: 80px 0 0;
        }

        .footer-top {
            display: flex;
            justify-content: space-between;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand-col {
            flex: 1.6;
        }

        .footer-links-col {
            flex: 1;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--serif);
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand .brand-symbol {
            color: var(--gold);
        }

        .footer-brand-col p {
            font-size: 13px;
            line-height: 1.7;
            max-width: 300px;
            color: rgba(250, 247, 242, 0.6);
        }

        .footer-links-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links-col ul {
            list-style: none;
        }

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

        .footer-links-col a {
            font-size: 13px;
            color: rgba(250, 247, 242, 0.6);
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0;
            font-size: 12px;
            color: rgba(250, 247, 242, 0.5);
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom-links {
            display: flex;
            gap: 24px;
        }

        .footer-bottom-links a {
            color: rgba(250, 247, 242, 0.5);
        }

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

        /* ========== Reveal Animation ========== */
        .reveal {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity .5s var(--ease), transform .5s var(--ease);
        }

        .reveal.is-visible {
            opacity: 1;
            transform: none;
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }

            .reveal {
                opacity: 1;
                transform: none;
                transition: none;
            }

            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .command-search {
                display: none;
            }

            .header-right .icon-btn {
                display: none;
            }

            .main-nav {
                gap: 20px;
            }

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

            .related-section,
            .faq-section,
            .cta-section {
                padding: 80px 0;
            }
        }

        @media (max-width: 640px) {
            .site-header {
                height: auto;
            }

            .header-inner {
                height: 60px;
                gap: 12px;
            }

            .main-nav {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .brand-logo {
                font-size: 16px;
            }

            .brand-suffix {
                display: none;
            }

            .header-right .btn-sm {
                height: 38px;
                padding: 0 16px;
                font-size: 13px;
            }

            .article-section {
                padding: 32px 0 64px;
            }

            .breadcrumb {
                margin-bottom: 28px;
                font-size: 12px;
            }

            .article-header h1 {
                font-size: 26px;
            }

            .article-header {
                margin-bottom: 28px;
            }

            .article-content p {
                font-size: 15px;
                text-align: left;
            }

            .article-content h2 {
                font-size: 21px;
            }

            .article-content h3 {
                font-size: 18px;
            }

            .article-cover {
                margin-bottom: 32px;
            }

            .related-section {
                padding: 64px 0;
            }

            .related-heading h2 {
                font-size: 22px;
            }

            .related-card {
                margin-bottom: 20px;
            }

            .related-card .card-img {
                height: 140px;
            }

            .faq-section {
                padding: 64px 0;
            }

            .faq-left h2 {
                font-size: 22px;
            }

            .cta-section {
                padding: 64px 0;
            }

            .cta-inner h2 {
                font-size: 26px;
            }

            .cta-inner .btn-gold {
                width: 100%;
                max-width: 320px;
            }

            .footer-top {
                flex-direction: column;
                gap: 32px;
            }

            .footer-bottom {
                flex-direction: column;
                justify-content: center;
                text-align: center;
            }
        }

        @media (hover: none) {
            .btn-primary:hover,
            .btn-gold:hover,
            .related-card:hover {
                transform: none;
            }

            .related-card:hover .card-img img {
                transform: none;
            }
        }