/* roulang page: index */
:root {
            --bg-deep: #08080f;
            --bg-surface: #12121d;
            --bg-card: #181825;
            --bg-card-hover: #1e1e30;
            --bg-nav: #0c0c18;
            --accent-gold: #d4953a;
            --accent-gold-light: #e8b860;
            --accent-flame: #e0553a;
            --accent-flame-dim: #c04030;
            --text-primary: #e8e4e0;
            --text-secondary: #b0acb8;
            --text-muted: #787480;
            --border-subtle: #252535;
            --border-card: #2a2a3c;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 2px 16px rgba(0,0,0,0.35);
            --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.50);
            --shadow-nav: 0 1px 0 rgba(255,255,255,0.04), 0 4px 20px rgba(0,0,0,0.40);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --font-display: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button {
            cursor: pointer;
        }

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

        /* ---------- NAVIGATION ---------- */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid var(--border-subtle);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
        }

        .nav-logo {
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent-gold-light);
        }
        .nav-logo .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-flame), var(--accent-gold));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            color: #fff;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255,255,255,0.04);
        }
        .nav-links a.nav-active {
            color: var(--accent-gold-light);
            background: rgba(212,149,58,0.08);
        }
        .nav-links a .nav-badge {
            display: inline-block;
            margin-left: 6px;
            padding: 2px 7px;
            font-size: 0.7rem;
            font-weight: 600;
            border-radius: 20px;
            background: var(--accent-flame);
            color: #fff;
            line-height: 1.4;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-subtle);
            border-radius: 24px;
            padding: 7px 14px;
            gap: 8px;
            transition: all var(--transition-fast);
        }
        .nav-search:focus-within {
            border-color: var(--accent-gold);
            background: rgba(255,255,255,0.06);
            box-shadow: 0 0 0 3px rgba(212,149,58,0.08);
        }
        .nav-search i {
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .nav-search input {
            background: transparent;
            color: var(--text-primary);
            font-size: 0.85rem;
            width: 170px;
            border: none;
            outline: none;
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.85rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            color: #1a1a10;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            box-shadow: 0 2px 10px rgba(212,149,58,0.20);
        }
        .nav-cta:hover {
            box-shadow: 0 4px 20px rgba(212,149,58,0.35);
            transform: translateY(-1px);
            color: #0d0d08;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            color: var(--text-primary);
            font-size: 1.4rem;
            padding: 6px;
            line-height: 1;
        }

        /* ---------- HERO ---------- */
        .hero-section {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8,8,15,0.78) 0%, rgba(8,8,15,0.88) 40%, rgba(8,8,15,0.96) 100%);
            z-index: 1;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 35%, rgba(212,149,58,0.10) 0%, transparent 60%);
            z-index: 2;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            max-width: 720px;
            padding: 40px 24px;
        }
        .hero-badge {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: rgba(212,149,58,0.12);
            color: var(--accent-gold-light);
            border: 1px solid rgba(212,149,58,0.22);
            margin-bottom: 20px;
        }
        .hero-title {
            font-family: var(--font-display);
            font-size: clamp(2rem, 5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-gold-light), #f0c978);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 0.95rem;
            font-weight: 650;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            color: #1a1a10;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 16px rgba(212,149,58,0.25);
            letter-spacing: 0.01em;
        }
        .btn-primary:hover {
            box-shadow: 0 6px 26px rgba(212,149,58,0.45);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-primary);
            border: 1.5px solid var(--border-card);
            transition: all var(--transition-smooth);
            letter-spacing: 0.01em;
        }
        .btn-outline:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold-light);
            background: rgba(212,149,58,0.05);
        }

        /* ---------- SECTIONS ---------- */
        .section {
            padding: 64px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            color: var(--accent-gold-light);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-display);
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            font-weight: 750;
            color: #fff;
            margin-bottom: 10px;
        }
        .section-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto;
        }

        /* ---------- CARDS ---------- */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-flame));
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: #3a3a50;
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 16px;
            background: rgba(212,149,58,0.10);
            color: var(--accent-gold-light);
        }
        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 650;
            color: #fff;
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .feature-card .card-img {
            width: 100%;
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        /* ---------- STATS ---------- */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px 48px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-family: var(--font-display);
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-gold-light), #f0c978);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.1;
        }
        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ---------- CMS LIST ---------- */
        .cms-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 18px;
        }
        .cms-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 22px;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .cms-card:hover {
            background: var(--bg-card-hover);
            border-color: #3a3a50;
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .cms-card .cms-category {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--accent-gold-light);
            background: rgba(212,149,58,0.08);
            padding: 3px 10px;
            border-radius: 14px;
            margin-bottom: 10px;
            width: fit-content;
        }
        .cms-card h4 {
            font-size: 1rem;
            font-weight: 650;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .cms-card h4 a {
            transition: color var(--transition-fast);
        }
        .cms-card h4 a:hover {
            color: var(--accent-gold-light);
        }
        .cms-card .cms-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 12px;
        }
        .cms-card .cms-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .cms-empty {
            text-align: center;
            padding: 40px;
            color: var(--text-muted);
            font-size: 0.95rem;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border-card);
            grid-column: 1 / -1;
        }

        /* ---------- STEPS ---------- */
        .steps-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 700px;
            margin: 0 auto;
        }
        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            transition: all var(--transition-smooth);
        }
        .step-item:hover {
            background: var(--bg-card-hover);
            border-color: #3a3a50;
        }
        .step-num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
            color: #1a1a10;
            font-weight: 700;
            font-size: 1.05rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .step-body h4 {
            font-size: 1rem;
            font-weight: 650;
            color: #fff;
            margin-bottom: 4px;
        }
        .step-body p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ---------- FAQ ---------- */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: #3a3a50;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            background: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .faq-question i {
            color: var(--text-muted);
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }
        .faq-answer {
            padding: 0 20px 16px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: block;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            text-align: center;
            padding: 64px 24px;
            background: var(--bg-surface);
            border-radius: var(--radius-xl);
            margin: 0 16px;
            border: 1px solid var(--border-card);
        }
        .cta-section h2 {
            font-family: var(--font-display);
            font-size: clamp(1.4rem, 3vw, 1.9rem);
            font-weight: 750;
            color: #fff;
            margin-bottom: 10px;
        }
        .cta-section p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 500px;
            margin: 0 auto 24px;
        }

        /* ---------- FOOTER ---------- */
        .site-footer {
            background: var(--bg-nav);
            border-top: 1px solid var(--border-subtle);
            padding: 36px 0 24px;
            margin-top: 48px;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 24px;
            align-items: flex-start;
        }
        .footer-brand {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
        }
        .footer-links {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            list-style: none;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent-gold-light);
        }
        .footer-bottom {
            text-align: center;
            margin-top: 24px;
            padding-top: 16px;
            border-top: 1px solid var(--border-subtle);
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .footer-bottom span {
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ---------- RESPONSIVE ---------- */
        @media (max-width: 1024px) {
            .nav-search input {
                width: 120px;
            }
            .nav-links a {
                padding: 7px 11px;
                font-size: 0.83rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 12px 16px;
                border-bottom: 1px solid var(--border-subtle);
                box-shadow: var(--shadow-nav);
                gap: 2px;
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 10px 14px;
                border-radius: var(--radius-sm);
            }
            .nav-search {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .nav-cta {
                font-size: 0.8rem;
                padding: 7px 14px;
            }
            .hero-section {
                min-height: 440px;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .section {
                padding: 44px 0;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .cms-list {
                grid-template-columns: 1fr;
            }
            .stats-row {
                gap: 20px 28px;
            }
            .stat-item .stat-number {
                font-size: 2.2rem;
            }
            .footer-inner {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .footer-links {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-section {
                min-height: 380px;
            }
            .hero-title {
                font-size: 1.4rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            .hero-buttons .btn-primary,
            .hero-buttons .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .btn-primary, .btn-outline {
                padding: 11px 20px;
                font-size: 0.88rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .feature-card {
                padding: 20px 16px;
            }
            .step-item {
                flex-direction: column;
                gap: 10px;
            }
            .stats-row {
                gap: 16px 20px;
            }
            .stat-item .stat-number {
                font-size: 1.8rem;
            }
            .cta-section {
                margin: 0 8px;
                padding: 40px 16px;
            }
        }

/* roulang page: article */
:root {
            --color-void: #0a0b14;
            --color-abyss: #111320;
            --color-surface: #161825;
            --color-ember: #c9a050;
            --color-ember-light: #d4b868;
            --color-ember-dark: #a07830;
            --color-ash: #8a8a90;
            --color-mist: #b8b6b0;
            --color-parchment: #e8e6e0;
            --color-border-subtle: #1e2032;
            --color-border-strong: #2a2d40;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.4), 0 0 1px rgba(201, 160, 80, 0.08);
            --shadow-elevated: 0 8px 40px rgba(0, 0, 0, 0.55), 0 0 2px rgba(201, 160, 80, 0.12);
            --transition-fast: 160ms ease;
            --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background-color: var(--color-void);
            color: var(--color-parchment);
            line-height: 1.7;
            min-height: 100vh;
            font-size: 16px;
            letter-spacing: 0.01em;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        /* ── 容器 ── */
        .container {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 820px;
        }

        /* ── 导航 ── */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 11, 20, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-subtle);
            transition: background var(--transition-smooth), border-color var(--transition-smooth);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 28px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: 'Georgia', 'Noto Serif SC', serif;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-parchment);
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .logo-link:hover {
            color: var(--color-ember-light);
        }

        .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-ember-dark), var(--color-ember));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: #0a0b14;
            font-weight: 900;
            flex-shrink: 0;
            box-shadow: 0 0 14px rgba(201, 160, 80, 0.25);
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 6px;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-ash);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.015em;
        }

        .nav-links a:hover {
            color: var(--color-parchment);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-links a.nav-active {
            color: var(--color-ember-light);
            background: rgba(201, 160, 80, 0.08);
            font-weight: 600;
        }

        .nav-badge {
            display: inline-block;
            font-size: 0.7rem;
            padding: 2px 8px;
            border-radius: 100px;
            background: rgba(201, 160, 80, 0.18);
            color: var(--color-ember-light);
            font-weight: 600;
            letter-spacing: 0.04em;
            line-height: 1.4;
        }

        .search-trigger {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--color-border-subtle);
            color: var(--color-ash);
            font-size: 0.875rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.015em;
        }

        .search-trigger:hover {
            border-color: var(--color-border-strong);
            color: var(--color-mist);
            background: rgba(255, 255, 255, 0.06);
        }

        .search-trigger .kbd {
            display: inline-block;
            font-size: 0.7rem;
            padding: 2px 7px;
            border-radius: 4px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid var(--color-border-subtle);
            color: var(--color-ash);
            font-family: monospace;
            letter-spacing: 0;
        }

        .cta-btn-sm {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-ember-dark), var(--color-ember));
            color: #0a0b14;
            font-weight: 700;
            font-size: 0.875rem;
            letter-spacing: 0.02em;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            box-shadow: 0 2px 12px rgba(201, 160, 80, 0.2);
        }

        .cta-btn-sm:hover {
            box-shadow: 0 4px 22px rgba(201, 160, 80, 0.35);
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--color-ember), var(--color-ember-light));
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: 1px solid var(--color-border-subtle);
            border-radius: var(--radius-sm);
            color: var(--color-mist);
            padding: 8px 10px;
            font-size: 1.25rem;
            line-height: 1;
            transition: all var(--transition-fast);
        }

        .mobile-menu-btn:hover {
            border-color: var(--color-border-strong);
            color: var(--color-parchment);
            background: rgba(255, 255, 255, 0.04);
        }

        /* ── 文章头部 ── */
        .article-hero {
            position: relative;
            padding: 72px 0 56px;
            background-color: var(--color-abyss);
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.14;
            pointer-events: none;
            z-index: 0;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--color-void), transparent);
            pointer-events: none;
            z-index: 1;
        }

        .article-hero-inner {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--color-ash);
            margin-bottom: 20px;
            letter-spacing: 0.015em;
        }

        .breadcrumb a {
            color: var(--color-ash);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: var(--color-border-strong);
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--color-mist);
            pointer-events: none;
        }

        .article-category-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 100px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(201, 160, 80, 0.12);
            color: var(--color-ember-light);
            border: 1px solid rgba(201, 160, 80, 0.2);
            margin-bottom: 16px;
            transition: all var(--transition-fast);
        }

        .article-category-tag:hover {
            background: rgba(201, 160, 80, 0.2);
            border-color: rgba(201, 160, 80, 0.35);
        }

        .article-hero h1 {
            font-family: 'Georgia', 'Noto Serif SC', serif;
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 700;
            color: var(--color-parchment);
            line-height: 1.35;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 0.875rem;
            color: var(--color-ash);
            letter-spacing: 0.015em;
        }

        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-border-strong);
        }

        /* ── 特色图 ── */
        .article-featured-image {
            margin-top: -28px;
            position: relative;
            z-index: 3;
            padding: 0 24px;
        }

        .article-featured-image-inner {
            max-width: 820px;
            margin: 0 auto;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-elevated);
            border: 1px solid var(--color-border-subtle);
        }

        .article-featured-image-inner img {
            width: 100%;
            display: block;
        }

        /* ── 正文区 ── */
        .article-body-section {
            padding: 48px 0 64px;
        }

        .article-body {
            max-width: 760px;
            margin: 0 auto;
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--color-mist);
            letter-spacing: 0.012em;
        }

        .article-body h2 {
            font-family: 'Georgia', 'Noto Serif SC', serif;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-parchment);
            margin-top: 2.2em;
            margin-bottom: 0.7em;
            letter-spacing: 0.025em;
            position: relative;
            padding-left: 18px;
            border-left: 3px solid var(--color-ember);
        }

        .article-body h3 {
            font-family: 'Georgia', 'Noto Serif SC', serif;
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--color-parchment);
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            letter-spacing: 0.02em;
        }

        .article-body p {
            margin-bottom: 1.1em;
            text-align: justify;
        }

        .article-body ul,
        .article-body ol {
            margin: 1em 0;
            padding-left: 1.6em;
            color: var(--color-mist);
        }

        .article-body li {
            margin-bottom: 0.45em;
            padding-left: 0.3em;
        }

        .article-body li::marker {
            color: var(--color-ember);
        }

        .article-body blockquote {
            margin: 1.6em 0;
            padding: 18px 24px;
            border-left: 4px solid var(--color-ember);
            background: rgba(201, 160, 80, 0.04);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--color-mist);
            font-style: italic;
            letter-spacing: 0.02em;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.6em auto;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-subtle);
        }

        .article-body a {
            color: var(--color-ember-light);
            text-decoration: underline;
            text-decoration-color: rgba(201, 160, 80, 0.3);
            text-underline-offset: 3px;
            transition: all var(--transition-fast);
        }

        .article-body a:hover {
            color: var(--color-ember-light);
            text-decoration-color: var(--color-ember-light);
        }

        .article-body strong {
            color: var(--color-parchment);
            font-weight: 600;
        }

        .article-body code {
            background: rgba(255, 255, 255, 0.06);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--color-ember-light);
            font-family: 'SF Mono', 'Fira Code', monospace;
        }

        .article-body pre {
            background: var(--color-surface);
            border: 1px solid var(--color-border-subtle);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            overflow-x: auto;
            margin: 1.4em 0;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .article-body pre code {
            background: none;
            padding: 0;
            color: var(--color-mist);
        }

        .article-body hr {
            border: none;
            height: 1px;
            background: var(--color-border-subtle);
            margin: 2em 0;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.4em 0;
            font-size: 0.95rem;
        }

        .article-body th {
            background: var(--color-surface);
            color: var(--color-parchment);
            font-weight: 600;
            padding: 12px 16px;
            border: 1px solid var(--color-border-subtle);
            text-align: left;
            letter-spacing: 0.02em;
        }

        .article-body td {
            padding: 10px 16px;
            border: 1px solid var(--color-border-subtle);
            color: var(--color-mist);
        }

        /* ── 内容未找到 ── */
        .not-found-section {
            padding: 100px 0 120px;
            text-align: center;
        }

        .not-found-icon {
            font-size: 4rem;
            margin-bottom: 20px;
            opacity: 0.6;
        }

        .not-found-section h2 {
            font-family: 'Georgia', 'Noto Serif SC', serif;
            font-size: 1.75rem;
            color: var(--color-parchment);
            margin-bottom: 12px;
            letter-spacing: 0.025em;
        }

        .not-found-section p {
            color: var(--color-ash);
            margin-bottom: 28px;
            font-size: 1.05rem;
        }

        .not-found-section .back-home-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-ember-dark), var(--color-ember));
            color: #0a0b14;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.025em;
            transition: all var(--transition-smooth);
            box-shadow: 0 2px 14px rgba(201, 160, 80, 0.2);
        }

        .not-found-section .back-home-btn:hover {
            box-shadow: 0 6px 26px rgba(201, 160, 80, 0.38);
            transform: translateY(-2px);
            background: linear-gradient(135deg, var(--color-ember), var(--color-ember-light));
        }

        /* ── CTA 区块 ── */
        .cta-section {
            padding: 64px 0 72px;
            background: var(--color-abyss);
            border-top: 1px solid var(--color-border-subtle);
            border-bottom: 1px solid var(--color-border-subtle);
        }

        .cta-card {
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
            padding: 44px 36px;
            border-radius: var(--radius-lg);
            background: var(--color-surface);
            border: 1px solid var(--color-border-subtle);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 160, 80, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-card h3 {
            font-family: 'Georgia', 'Noto Serif SC', serif;
            font-size: 1.5rem;
            color: var(--color-parchment);
            margin-bottom: 10px;
            letter-spacing: 0.025em;
            position: relative;
            z-index: 1;
        }

        .cta-card p {
            color: var(--color-ash);
            margin-bottom: 24px;
            font-size: 0.975rem;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }

        .cta-card .cta-primary-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-ember-dark), var(--color-ember));
            color: #0a0b14;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.025em;
            transition: all var(--transition-smooth);
            box-shadow: 0 3px 18px rgba(201, 160, 80, 0.22);
            position: relative;
            z-index: 1;
            border: none;
            cursor: pointer;
        }

        .cta-card .cta-primary-btn:hover {
            box-shadow: 0 6px 30px rgba(201, 160, 80, 0.4);
            transform: translateY(-2px);
            background: linear-gradient(135deg, var(--color-ember), var(--color-ember-light));
        }

        /* ── 分享区 ── */
        .share-section {
            padding: 28px 0 20px;
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            border-top: 1px solid var(--color-border-subtle);
            margin-top: 20px;
        }

        .share-label {
            font-size: 0.85rem;
            color: var(--color-ash);
            letter-spacing: 0.03em;
            font-weight: 500;
        }

        .share-btn {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 7px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid var(--color-border-subtle);
            background: rgba(255, 255, 255, 0.03);
            color: var(--color-ash);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .share-btn:hover {
            border-color: var(--color-border-strong);
            color: var(--color-mist);
            background: rgba(255, 255, 255, 0.06);
        }

        /* ── 页脚 ── */
        .site-footer {
            background: var(--color-abyss);
            border-top: 1px solid var(--color-border-subtle);
            padding: 48px 0 32px;
            color: var(--color-ash);
            letter-spacing: 0.015em;
        }

        .footer-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 28px;
        }

        .footer-brand {
            font-family: 'Georgia', 'Noto Serif SC', serif;
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-parchment);
            letter-spacing: 0.03em;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links a {
            font-size: 0.875rem;
            color: var(--color-ash);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--color-ember-light);
        }

        .footer-bottom {
            border-top: 1px solid var(--color-border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--color-ash);
            letter-spacing: 0.02em;
        }

        .footer-bottom span {
            color: var(--color-mist);
            font-weight: 500;
        }

        /* ── 响应式 ── */
        @media (max-width: 1024px) {
            .header-inner {
                height: 56px;
                gap: 16px;
            }

            .nav-links a {
                padding: 7px 12px;
                font-size: 0.85rem;
            }

            .search-trigger {
                padding: 7px 12px;
                font-size: 0.8rem;
            }

            .cta-btn-sm {
                padding: 8px 16px;
                font-size: 0.8rem;
            }

            .article-hero {
                padding: 48px 0 40px;
            }

            .article-body {
                font-size: 1rem;
                line-height: 1.78;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 52px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 52px;
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(10, 11, 20, 0.96);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                border-bottom: 1px solid var(--color-border-subtle);
                padding: 12px 16px;
                gap: 2px;
                z-index: 99;
            }

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

            .nav-links a {
                width: 100%;
                padding: 10px 14px;
                border-radius: var(--radius-sm);
                font-size: 0.9rem;
            }

            .mobile-menu-btn {
                display: block;
            }

            .search-trigger {
                display: none;
            }

            .cta-btn-sm {
                font-size: 0.78rem;
                padding: 7px 14px;
            }

            .logo-link {
                font-size: 1.1rem;
            }

            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
            }

            .article-hero {
                padding: 36px 0 32px;
            }

            .article-hero h1 {
                font-size: 1.5rem;
            }

            .article-featured-image {
                margin-top: -16px;
                padding: 0 12px;
            }

            .article-body-section {
                padding: 32px 0 48px;
            }

            .article-body {
                font-size: 0.95rem;
                line-height: 1.75;
                padding: 0 8px;
            }

            .article-body h2 {
                font-size: 1.25rem;
                padding-left: 14px;
            }

            .article-body h3 {
                font-size: 1.05rem;
            }

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

            .cta-card h3 {
                font-size: 1.25rem;
            }

            .footer-inner {
                flex-direction: column;
                text-align: center;
                gap: 14px;
            }

            .footer-links {
                justify-content: center;
                gap: 14px;
            }

            .share-section {
                justify-content: center;
            }

            .not-found-section {
                padding: 60px 0 80px;
            }

            .not-found-section h2 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .article-hero h1 {
                font-size: 1.3rem;
            }

            .article-meta {
                font-size: 0.78rem;
                gap: 10px;
            }

            .article-body {
                font-size: 0.9rem;
                line-height: 1.7;
            }

            .article-body blockquote {
                padding: 14px 16px;
            }

            .cta-card {
                padding: 22px 16px;
                border-radius: var(--radius-md);
            }

            .cta-card h3 {
                font-size: 1.15rem;
            }

            .cta-card p {
                font-size: 0.88rem;
            }

            .cta-card .cta-primary-btn {
                padding: 11px 24px;
                font-size: 0.88rem;
            }

            .footer-bottom {
                font-size: 0.72rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-bg-primary: #0a0a0f;
            --color-bg-secondary: #111118;
            --color-bg-tertiary: #1a1a28;
            --color-bg-card: #161622;
            --color-accent: #c9a96e;
            --color-accent-bright: #d4a853;
            --color-accent-light: #e8c97a;
            --color-text-primary: #e8e8ec;
            --color-text-secondary: #b0b0be;
            --color-text-muted: #8a8a9a;
            --color-border-hard: #2a2a3a;
            --color-border-soft: #1e1e30;
            --color-glow-bronze: rgba(201, 169, 110, 0.12);
            --color-glow-gold: rgba(212, 168, 83, 0.18);
            --radius-hard: 2px;
            --radius-edge: 4px;
            --radius-plate: 6px;
            --shadow-hard-sm: 0 2px 0 0 rgba(201, 169, 110, 0.15), 0 1px 3px rgba(0, 0, 0, 0.4);
            --shadow-hard-md: 0 4px 0 0 rgba(201, 169, 110, 0.12), 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-hard-lg: 0 6px 0 0 rgba(201, 169, 110, 0.1), 0 8px 32px rgba(0, 0, 0, 0.55);
            --shadow-btn-raise: 0 3px 0 0 rgba(180, 140, 60, 0.3), 0 4px 14px rgba(0, 0, 0, 0.45);
            --shadow-btn-press: 0 1px 0 0 rgba(180, 140, 60, 0.2), 0 2px 6px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 0 0 rgba(201, 169, 110, 0.08), 0 12px 40px rgba(0, 0, 0, 0.6);
            --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            background-color: var(--color-bg-primary);
            color: var(--color-text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

        ::selection {
            background-color: rgba(201, 169, 110, 0.25);
            color: #e8e8ec;
        }

        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--color-bg-primary);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--color-border-hard);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--color-accent);
        }

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

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 10, 15, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-soft);
            transition: border-color var(--transition-smooth), background var(--transition-smooth);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            gap: 24px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--color-frost);
            letter-spacing: 0.03em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, #c9a96e 0%, #8b6914 100%);
            border-radius: var(--radius-edge);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0a0a0f;
            font-weight: 900;
            font-size: 0.85rem;
            letter-spacing: 0;
            box-shadow: 0 0 18px rgba(201, 169, 110, 0.3);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }

        .nav-links li a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-edge);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--color-frost);
            background: rgba(255, 255, 255, 0.03);
        }

        .nav-links li a.nav-active,
        .nav-links li a[aria-current="page"] {
            color: var(--color-accent-bright);
            background: var(--color-glow-bronze);
            font-weight: 600;
            box-shadow: inset 0 1px 0 0 rgba(201, 169, 110, 0.15);
        }

        .nav-badge {
            display: inline-block;
            font-size: 0.7rem;
            padding: 2px 7px;
            border-radius: 2px;
            background: var(--color-accent-bright);
            color: #0a0a0f;
            font-weight: 700;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

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

        .nav-search {
            display: flex;
            align-items: center;
            background: var(--color-bg-tertiary);
            border: 1px solid var(--color-border-hard);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            transition: all var(--transition-fast);
            min-width: 180px;
        }

        .nav-search:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px var(--color-glow-bronze);
        }

        .nav-search i {
            color: var(--color-text-muted);
            font-size: 0.85rem;
        }

        .nav-search input {
            background: transparent;
            border: none;
            color: var(--color-text-primary);
            font-size: 0.85rem;
            width: 100%;
            letter-spacing: 0.02em;
        }

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

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-edge);
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--color-accent-bright);
            color: #0a0a0f;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-btn-raise);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-cta-btn:hover {
            background: #e0b65c;
            box-shadow: 0 5px 0 0 rgba(180, 140, 60, 0.35), 0 6px 20px rgba(0, 0, 0, 0.5);
            transform: translateY(-1px);
        }
        .nav-cta-btn:active {
            transform: translateY(2px);
            box-shadow: var(--shadow-btn-press);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-edge);
            border: 1px solid var(--color-border-hard);
            color: var(--color-text-secondary);
            font-size: 1.2rem;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-bright);
            background: var(--color-glow-bronze);
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 60px;
            left: 0;
            right: 0;
            background: rgba(10, 10, 15, 0.96);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-hard);
            padding: 16px 20px;
            flex-direction: column;
            gap: 6px;
            z-index: 99;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-edge);
            color: var(--color-text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover,
        .mobile-menu a.nav-active {
            color: var(--color-accent-bright);
            background: var(--color-glow-bronze);
        }

        @media (max-width: 1024px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links li a {
                padding: 8px 11px;
                font-size: 0.82rem;
            }
            .nav-search {
                min-width: 140px;
            }
            .nav-cta-btn {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links,
            .nav-search-wrap {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-inner {
                height: 54px;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            padding: 90px 0 80px;
            background: var(--color-bg-primary);
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.28;
            filter: saturate(0.5) brightness(0.55);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg,
                    rgba(10, 10, 15, 0.65) 0%,
                    rgba(10, 10, 15, 0.82) 40%,
                    rgba(10, 10, 15, 0.94) 100%);
        }

        .hero-accent-line {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg,
                    transparent 0%,
                    rgba(201, 169, 110, 0.5) 20%,
                    rgba(201, 169, 110, 0.8) 50%,
                    rgba(201, 169, 110, 0.5) 80%,
                    transparent 100%);
            z-index: 2;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 20px;
            border: 1px solid rgba(201, 169, 110, 0.35);
            background: rgba(201, 169, 110, 0.06);
            color: var(--color-accent-light);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 24px;
        }
        .hero-badge i {
            font-size: 0.7rem;
            color: var(--color-accent-bright);
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 0.04em;
            color: var(--color-frost);
            margin-bottom: 18px;
        }
        .hero-title .accent {
            color: var(--color-accent-bright);
            position: relative;
        }

        .hero-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 36px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-edge);
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            background: var(--color-accent-bright);
            color: #0a0a0f;
            box-shadow: var(--shadow-btn-raise);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .btn-primary:hover {
            background: #e0b65c;
            box-shadow: 0 5px 0 0 rgba(180, 140, 60, 0.35), 0 8px 24px rgba(0, 0, 0, 0.55);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(2px);
            box-shadow: var(--shadow-btn-press);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-edge);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            background: transparent;
            color: var(--color-frost);
            border: 1px solid var(--color-border-hard);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .btn-secondary:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-bright);
            background: var(--color-glow-bronze);
            box-shadow: 0 0 0 4px var(--color-glow-bronze);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0 50px;
                min-height: 420px;
            }
            .hero-title {
                font-size: 1.9rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .btn-primary,
            .btn-secondary {
                padding: 11px 22px;
                font-size: 0.88rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== SECTION COMMON ========== */
        .section-pad {
            padding: 80px 0;
        }
        @media (max-width: 768px) {
            .section-pad {
                padding: 50px 0;
            }
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 12px;
            padding: 4px 12px;
            border: 1px solid rgba(201, 169, 110, 0.2);
            border-radius: 2px;
            background: rgba(201, 169, 110, 0.04);
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            color: var(--color-frost);
            margin-bottom: 10px;
        }
        .section-header p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== VALUE CARDS ========== */
        .value-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .value-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .value-grid {
                grid-template-columns: 1fr;
            }
        }

        .value-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-plate);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-hard-sm);
        }
        .value-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--color-accent-bright);
            transition: width var(--transition-smooth);
            border-radius: 0 0 2px 2px;
        }
        .value-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .value-card:hover::before {
            width: 80%;
        }
        .value-card .card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: var(--radius-edge);
            background: var(--color-glow-bronze);
            color: var(--color-accent-bright);
            font-size: 1.3rem;
            margin-bottom: 16px;
            border: 1px solid rgba(201, 169, 110, 0.2);
            transition: all var(--transition-smooth);
        }
        .value-card:hover .card-icon {
            background: rgba(201, 169, 110, 0.18);
            box-shadow: 0 0 20px var(--color-glow-gold);
        }
        .value-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-frost);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }
        .value-card p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* ========== PROCESS / STEPS ========== */
        .bg-alt {
            background: var(--color-bg-secondary);
            border-top: 1px solid var(--color-border-soft);
            border-bottom: 1px solid var(--color-border-soft);
        }

        .steps-list {
            display: flex;
            flex-direction: column;
            gap: 28px;
            max-width: 780px;
            margin: 0 auto;
        }

        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-plate);
            padding: 24px 22px;
            transition: all var(--transition-smooth);
            position: relative;
            box-shadow: var(--shadow-hard-sm);
        }
        .step-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hard-md);
        }
        .step-num {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-edge);
            background: var(--color-glow-bronze);
            border: 1px solid rgba(201, 169, 110, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--color-accent-bright);
            letter-spacing: 0;
            transition: all var(--transition-smooth);
        }
        .step-item:hover .step-num {
            background: rgba(201, 169, 110, 0.18);
            box-shadow: 0 0 16px var(--color-glow-gold);
        }
        .step-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-frost);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
        }
        .step-body p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.55;
        }

        @media (max-width: 520px) {
            .step-item {
                flex-direction: column;
                gap: 12px;
                padding: 20px 16px;
            }
            .step-num {
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
        }

        /* ========== DATA PANEL ========== */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 768px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .data-grid {
                grid-template-columns: 1fr;
            }
        }

        .data-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-plate);
            padding: 26px 22px;
            text-align: center;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-hard-sm);
        }
        .data-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hard-md);
        }
        .data-card .data-value {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--color-accent-bright);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
            line-height: 1;
        }
        .data-card .data-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            letter-spacing: 0.03em;
        }
        .data-card .data-icon {
            font-size: 1.1rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }

        /* ========== CONTENT SHOWCASE ========== */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .showcase-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .showcase-grid {
                grid-template-columns: 1fr;
            }
        }

        .showcase-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-plate);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-hard-sm);
            display: flex;
            flex-direction: column;
        }
        .showcase-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .showcase-card .card-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--color-bg-tertiary);
            position: relative;
        }
        .showcase-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .showcase-card:hover .card-img img {
            transform: scale(1.04);
        }
        .showcase-card .card-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .showcase-card .card-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-frost);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .showcase-card .card-body p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.5;
            flex: 1;
        }
        .showcase-card .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 10px;
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }
        .showcase-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 2px;
            background: var(--color-glow-bronze);
            color: var(--color-accent-light);
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-soft);
            border-radius: var(--radius-plate);
            padding: 20px 22px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            box-shadow: var(--shadow-hard-sm);
        }
        .faq-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hard-md);
        }
        .faq-item summary {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-frost);
            letter-spacing: 0.02em;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--color-border-hard);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--color-text-muted);
            transition: all var(--transition-smooth);
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            border-color: var(--color-accent);
            color: var(--color-accent-bright);
            background: var(--color-glow-bronze);
        }
        .faq-item .faq-answer {
            margin-top: 14px;
            padding-top: 14px;
            border-top: 1px solid var(--color-border-soft);
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            position: relative;
            background: var(--color-bg-secondary);
            border-top: 1px solid var(--color-border-soft);
            border-bottom: 1px solid var(--color-border-soft);
            overflow: hidden;
        }
        .cta-bg-glow {
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 169, 110, 0.08) 0%, transparent 70%);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 0;
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-frost);
            letter-spacing: 0.03em;
            margin-bottom: 12px;
        }
        .cta-inner p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .cta-inner h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-primary);
            border-top: 1px solid var(--color-border-soft);
            padding: 36px 0 24px;
        }
        .footer-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .footer-brand {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-frost);
            letter-spacing: 0.03em;
        }
        .footer-links {
            display: flex;
            gap: 20px;
            list-style: none;
            flex-wrap: wrap;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .footer-links a:hover {
            color: var(--color-accent-bright);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 16px;
            border-top: 1px solid var(--color-border-soft);
        }
        .footer-bottom p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .footer-bottom span {
            color: var(--color-accent);
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .footer-inner {
                flex-direction: column;
                text-align: center;
                gap: 14px;
            }
            .footer-links {
                justify-content: center;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-in {
            animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
        }

        .animate-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }
        .animate-delay-4 {
            animation-delay: 0.4s;
            opacity: 0;
        }

        /* ========== DIVIDER ========== */
        .section-divider {
            width: 60px;
            height: 3px;
            background: var(--color-accent);
            margin: 0 auto 40px;
            border-radius: 2px;
            opacity: 0.6;
        }