/* roulang page: index */
:root {
            --bg-primary: #0D0A1A;
            --bg-secondary: #12081A;
            --bg-surface: #1A1325;
            --bg-card: rgba(26, 20, 40, 0.7);
            --bg-glass: rgba(255, 255, 255, 0.04);
            --accent-gold: #C9A96E;
            --accent-gold-light: #D4B87A;
            --accent-gold-dark: #B8954F;
            --accent-red: #A63C3C;
            --accent-red-light: #BF4A4A;
            --text-primary: #F0E6D2;
            --text-secondary: #C4B9A6;
            --text-muted: #8A7F6E;
            --text-dim: #5C5460;
            --border-subtle: rgba(201, 169, 110, 0.2);
            --border-glow: rgba(201, 169, 110, 0.45);
            --border-card: rgba(255, 255, 255, 0.06);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(201, 169, 110, 0.08);
            --shadow-card-hover: 0 12px 44px rgba(0, 0, 0, 0.55), 0 4px 16px rgba(201, 169, 110, 0.2);
            --shadow-glow: 0 0 40px rgba(201, 169, 110, 0.25);
            --shadow-btn: 0 4px 20px rgba(201, 169, 110, 0.3);
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-display: 'Noto Serif SC', 'STSong', 'Songti SC', 'SimSun', 'KaiTi', serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', 'STHeiti', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Consolas', monospace;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1280px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-gold);
        }
        button {
            cursor: pointer;
            border: none;
            font-family: var(--font-body);
            font-size: inherit;
            transition: all var(--transition-smooth);
        }
        input {
            font-family: var(--font-body);
            font-size: inherit;
            outline: none;
            transition: all var(--transition-smooth);
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-display);
            font-weight: 700;
            line-height: 1.3;
        }
        section {
            position: relative;
            padding: 80px 20px;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(13, 10, 26, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-smooth), box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            background: rgba(13, 10, 26, 0.95);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .logo {
            font-family: var(--font-display);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.06em;
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 35%, var(--accent-gold-light), var(--accent-gold-dark));
            box-shadow: 0 0 16px rgba(201, 169, 110, 0.4);
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--accent-gold-light);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            letter-spacing: 0.04em;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition-fast);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: width var(--transition-smooth);
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--accent-gold);
        }

        /* Mega Menu Trigger */
        .mega-trigger {
            position: relative;
            cursor: pointer;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--accent-gold);
            letter-spacing: 0.04em;
            padding: 8px 16px;
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-sm);
            background: rgba(201, 169, 110, 0.06);
            transition: all var(--transition-smooth);
            user-select: none;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .mega-trigger:hover,
        .mega-trigger.open {
            background: rgba(201, 169, 110, 0.14);
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-glow);
        }
        .mega-trigger .arrow {
            display: inline-block;
            transition: transform var(--transition-smooth);
            font-size: 0.7rem;
        }
        .mega-trigger.open .arrow {
            transform: rotate(180deg);
        }

        /* Mega Panel */
        .mega-panel {
            position: absolute;
            top: calc(100% + 16px);
            right: 0;
            width: 560px;
            max-width: 90vw;
            background: rgba(18, 8, 26, 0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(201, 169, 110, 0.15) inset;
            padding: 28px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: all var(--transition-smooth);
            pointer-events: none;
            z-index: 1001;
        }
        .mega-panel.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
            pointer-events: auto;
        }
        .mega-column h4 {
            font-size: 0.85rem;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 14px;
            font-family: var(--font-body);
            font-weight: 600;
        }
        .mega-column ul li {
            margin-bottom: 10px;
        }
        .mega-column ul li a {
            font-size: 0.88rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 4px 0;
        }
        .mega-column ul li a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        .mega-column ul li a .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-gold);
            flex-shrink: 0;
            opacity: 0.6;
        }

        /* Mobile Menu Toggle */
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: transparent;
            border: none;
        }
        .mobile-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(13, 10, 26, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 28px;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }
        .mobile-nav.show {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-nav a {
            font-size: 1.3rem;
            color: var(--text-primary);
            font-weight: 600;
            letter-spacing: 0.06em;
            transition: color var(--transition-fast);
        }
        .mobile-nav a:hover {
            color: var(--accent-gold);
        }
        .mobile-nav .mobile-mega-section {
            margin-top: 16px;
            text-align: center;
        }
        .mobile-nav .mobile-mega-section h4 {
            color: var(--accent-gold);
            font-size: 0.9rem;
            margin-bottom: 12px;
            letter-spacing: 0.08em;
        }
        .mobile-nav .mobile-mega-section ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .mobile-nav .mobile-mega-section ul li a {
            font-size: 1rem;
            font-weight: 400;
            color: var(--text-secondary);
        }

        /* ========== HERO ========== */
        .hero-section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding-top: var(--nav-height);
            position: relative;
            overflow: hidden;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-attachment: fixed;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 10, 26, 0.75) 0%, rgba(13, 10, 26, 0.55) 40%, rgba(13, 10, 26, 0.85) 100%);
            z-index: 1;
        }
        .hero-noise {
            position: absolute;
            inset: 0;
            z-index: 2;
            opacity: 0.04;
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(/%23noiseFilter)'/%3E%3C/svg%3E");
            background-size: 180px 180px;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 3;
            text-align: center;
            max-width: 900px;
            padding: 40px 20px;
        }
        .hero-tag {
            display: inline-block;
            font-size: 0.85rem;
            letter-spacing: 0.12em;
            color: var(--accent-gold);
            border: 1px solid var(--border-glow);
            padding: 8px 20px;
            border-radius: 30px;
            margin-bottom: 28px;
            text-transform: uppercase;
            background: rgba(201, 169, 110, 0.06);
        }
        .hero-title {
            font-family: var(--font-display);
            font-size: clamp(2.4rem, 5vw, 3.8rem);
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.04em;
            line-height: 1.2;
            margin-bottom: 20px;
            text-shadow: 0 2px 16px rgba(0, 0, 0, 0.6), 0 0 60px rgba(201, 169, 110, 0.2);
        }
        .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 36px;
            line-height: 1.8;
            letter-spacing: 0.03em;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 44px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.05em;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
            color: #1a0f08;
            box-shadow: var(--shadow-btn);
            border: none;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(201, 169, 110, 0.45);
            background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
        }
        .btn-outline:hover {
            background: rgba(201, 169, 110, 0.1);
            box-shadow: 0 0 24px rgba(201, 169, 110, 0.25);
        }
        .btn-outline:active {
            transform: scale(0.98);
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
        }

        /* Progress Ring */
        .hero-progress-area {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .progress-ring-wrapper {
            position: relative;
            width: 140px;
            height: 140px;
            flex-shrink: 0;
        }
        .progress-ring {
            transform: rotate(-90deg);
        }
        .progress-ring-bg {
            fill: none;
            stroke: rgba(255, 255, 255, 0.08);
            stroke-width: 8;
        }
        .progress-ring-fg {
            fill: none;
            stroke: var(--accent-gold);
            stroke-width: 8;
            stroke-linecap: round;
            stroke-dasharray: 339.292;
            stroke-dashoffset: 74.6;
            transition: stroke-dashoffset 1.5s cubic-bezier(0.4, 0, 0.2, 1);
            filter: drop-shadow(0 0 8px rgba(201, 169, 110, 0.5));
        }
        .progress-text {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-family: var(--font-display);
        }
        .progress-percent {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent-gold);
            line-height: 1;
        }
        .progress-label {
            font-size: 0.75rem;
            color: var(--text-muted);
            letter-spacing: 0.06em;
            margin-top: 4px;
        }

        /* Tier Preview */
        .tier-previews {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .tier-card {
            background: var(--bg-glass);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            text-align: center;
            min-width: 130px;
            transition: all var(--transition-smooth);
            cursor: default;
        }
        .tier-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            background: rgba(255, 255, 255, 0.06);
        }
        .tier-card.featured {
            border-color: var(--accent-gold);
            box-shadow: 0 0 28px rgba(201, 169, 110, 0.2);
            position: relative;
        }
        .tier-card.featured::before {
            content: '热门';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent-red);
            color: #fff;
            font-size: 0.7rem;
            padding: 3px 12px;
            border-radius: 20px;
            letter-spacing: 0.06em;
            font-weight: 600;
        }
        .tier-name {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .tier-desc {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .tier-highlight {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.85rem;
            margin-top: 8px;
            display: block;
        }

        /* ========== SECTION TITLES ========== */
        .section-title {
            font-family: var(--font-display);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--text-primary);
            text-align: center;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
            text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 600px;
            margin: 0 auto 48px;
            line-height: 1.7;
        }
        .section-divider {
            width: 50px;
            height: 3px;
            background: var(--accent-gold);
            margin: 0 auto 40px;
            border-radius: 2px;
            opacity: 0.7;
        }

        /* ========== STATS PANEL ========== */
        .stats-section {
            background: var(--bg-secondary);
            padding: 60px 20px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .stat-card {
            background: var(--bg-glass);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 36px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .stat-card::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(201, 169, 110, 0.06) 0%, transparent 70%);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .stat-card:hover::after {
            opacity: 1;
        }
        .stat-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .stat-number {
            font-family: var(--font-display);
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--accent-gold);
            line-height: 1;
            margin-bottom: 10px;
            text-shadow: 0 0 20px rgba(201, 169, 110, 0.3);
        }
        .stat-number .pulse-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-gold);
            margin-left: 6px;
            animation: pulse-dot 1.8s ease-in-out infinite;
            vertical-align: middle;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(201, 169, 110, 0.6);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(201, 169, 110, 0);
            }
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            letter-spacing: 0.05em;
        }

        /* ========== SERVICE MATRIX ========== */
        .services-section {
            background: var(--bg-primary);
        }
        .services-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 28px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .service-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            position: relative;
            background: var(--bg-surface);
            border: 1px solid var(--border-card);
        }
        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-glow);
        }
        .service-card.style-a .card-img {
            height: 240px;
            overflow: hidden;
        }
        .service-card.style-a .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .service-card.style-a:hover .card-img img {
            transform: scale(1.05);
        }
        .service-card.style-a .card-body {
            padding: 20px;
        }
        .service-card.style-b {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            min-height: 280px;
        }
        .service-card.style-b .card-img {
            height: 100%;
            min-height: 280px;
        }
        .service-card.style-b .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .service-card.style-b .card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .service-card.style-c {
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .service-card.style-c .card-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .card-badge {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            padding: 4px 10px;
            border-radius: 20px;
            background: rgba(166, 60, 60, 0.25);
            color: var(--accent-red-light);
            border: 1px solid rgba(166, 60, 60, 0.4);
        }
        .card-badge.hot {
            background: rgba(201, 169, 110, 0.2);
            color: var(--accent-gold);
            border: 1px solid rgba(201, 169, 110, 0.5);
        }
        .card-title {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.03em;
        }
        .card-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: auto;
            transition: gap var(--transition-fast);
        }
        .card-link:hover {
            gap: 10px;
            color: var(--accent-gold-light);
        }

        /* ========== SHOWCASE STAGE ========== */
        .showcase-section {
            background: var(--bg-secondary);
            overflow: hidden;
        }
        .showcase-stage {
            max-width: var(--max-width);
            margin: 0 auto;
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
            border: 1px solid var(--border-subtle);
        }
        .showcase-stage img {
            width: 100%;
            display: block;
        }
        .showcase-floating-tags {
            position: absolute;
            inset: 0;
            pointer-events: none;
        }
        .float-tag {
            position: absolute;
            background: rgba(13, 10, 26, 0.85);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border: 1px solid var(--accent-gold);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 0.78rem;
            color: var(--accent-gold);
            font-weight: 600;
            letter-spacing: 0.04em;
            white-space: nowrap;
            animation: float-tag 3s ease-in-out infinite;
        }
        .float-tag:nth-child(1) {
            top: 12%;
            left: 6%;
            animation-delay: 0s;
        }
        .float-tag:nth-child(2) {
            top: 22%;
            right: 8%;
            animation-delay: 0.8s;
        }
        .float-tag:nth-child(3) {
            bottom: 18%;
            left: 10%;
            animation-delay: 1.6s;
        }
        @keyframes float-tag {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-10px);
            }
        }

        /* ========== COMPARISON ========== */
        .comparison-section {
            background: var(--bg-primary);
        }
        .comparison-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            max-width: 1000px;
            margin: 0 auto;
            align-items: stretch;
        }
        .comparison-panel {
            padding: 36px 28px;
            border-radius: var(--radius-lg);
            transition: all var(--transition-smooth);
        }
        .comparison-panel.old {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-dim);
        }
        .comparison-panel.new {
            background: rgba(201, 169, 110, 0.05);
            border: 1px solid var(--border-glow);
            box-shadow: 0 0 32px rgba(201, 169, 110, 0.1);
        }
        .comparison-panel h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .comparison-panel.old h3 {
            color: var(--text-dim);
        }
        .comparison-panel.new h3 {
            color: var(--accent-gold);
        }
        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 14px;
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .comparison-list .icon-check {
            color: var(--accent-gold);
            flex-shrink: 0;
            font-weight: 700;
        }
        .comparison-list .icon-x {
            color: var(--text-dim);
            flex-shrink: 0;
            font-weight: 700;
        }
        .comparison-panel.new .comparison-list li {
            color: var(--text-primary);
        }
        .comparison-panel.old .comparison-list li {
            color: var(--text-dim);
        }

        /* ========== STEPS ========== */
        .steps-section {
            background: var(--bg-secondary);
        }
        .steps-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .step-item {
            text-align: center;
            padding: 28px 20px;
            position: relative;
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--bg-surface);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-family: var(--font-display);
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 18px;
            transition: all var(--transition-smooth);
        }
        .step-item:hover .step-number {
            background: var(--accent-gold);
            color: #1a0f08;
            box-shadow: 0 0 28px rgba(201, 169, 110, 0.5);
        }
        .step-title {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .step-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .step-connector {
            display: none;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-section {
            background: var(--bg-primary);
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .testimonial-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .testimonial-card::before {
            content: '"';
            position: absolute;
            top: 10px;
            left: 20px;
            font-family: var(--font-display);
            font-size: 4rem;
            color: rgba(201, 169, 110, 0.12);
            line-height: 1;
            pointer-events: none;
        }
        .testimonial-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .testimonial-author {
            font-size: 0.8rem;
            color: var(--accent-gold);
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-secondary);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            margin-bottom: 12px;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-card);
            background: var(--bg-surface);
            transition: all var(--transition-smooth);
        }
        .faq-item.open {
            border-color: var(--border-glow);
            box-shadow: 0 0 20px rgba(201, 169, 110, 0.1);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 24px;
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            letter-spacing: 0.03em;
            border: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-icon {
            font-size: 1.2rem;
            color: var(--accent-gold);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-smooth);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* ========== NEWS / RANKING ========== */
        .news-section {
            background: var(--bg-primary);
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 32px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .news-list-col h3,
        .news-rank-col h3 {
            font-family: var(--font-display);
            font-size: 1.2rem;
            color: var(--text-primary);
            margin-bottom: 20px;
            letter-spacing: 0.04em;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-subtle);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .news-list-item {
            display: flex;
            justify-content: space-between;
            align-items: baseline;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: all var(--transition-fast);
        }
        .news-list-item:hover {
            padding-left: 8px;
        }
        .news-list-item a {
            color: var(--text-secondary);
            font-size: 0.93rem;
            flex: 1;
            transition: color var(--transition-fast);
        }
        .news-list-item a:hover {
            color: var(--accent-gold);
        }
        .news-date {
            font-size: 0.75rem;
            color: var(--text-dim);
            flex-shrink: 0;
        }
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 14px;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-card);
            transition: all var(--transition-fast);
        }
        .rank-item:hover {
            border-color: var(--border-glow);
        }
        .rank-num {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent-gold);
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-info a {
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: block;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-info a:hover {
            color: var(--accent-gold);
        }
        .rank-hot {
            font-size: 0.7rem;
            color: var(--accent-red-light);
            font-weight: 600;
        }

        /* ========== CTA / FORM ========== */
        .cta-section {
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-attachment: fixed;
            position: relative;
            padding: 100px 20px;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 10, 26, 0.9) 0%, rgba(13, 10, 26, 0.7) 50%, rgba(13, 10, 26, 0.9) 100%);
            z-index: 1;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }
        .cta-title {
            font-family: var(--font-display);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .cta-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-input {
            flex: 1;
            min-width: 220px;
            padding: 14px 18px;
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-smooth);
        }
        .cta-input:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 20px rgba(201, 169, 110, 0.2);
            background: rgba(255, 255, 255, 0.08);
        }
        .cta-input::placeholder {
            color: var(--text-dim);
        }
        .cta-urgency {
            font-size: 0.78rem;
            color: var(--accent-red-light);
            margin-top: 12px;
            letter-spacing: 0.04em;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: 40px 20px;
            text-align: center;
        }
        .footer-logo {
            font-family: var(--font-display);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.06em;
            margin-bottom: 12px;
            display: inline-block;
        }
        .footer-links {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent-gold);
        }
        .footer-copy {
            font-size: 0.78rem;
            color: var(--text-dim);
            letter-spacing: 0.03em;
        }
        .back-to-top {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            color: var(--accent-gold);
            cursor: pointer;
            margin-top: 16px;
            transition: all var(--transition-smooth);
            font-size: 1.2rem;
        }
        .back-to-top:hover {
            background: var(--accent-gold);
            color: #1a0f08;
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-btn);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .services-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .services-grid .service-card:last-child {
                grid-column: 1 / -1;
                max-width: 500px;
                justify-self: center;
            }
            .testimonials-grid {
                grid-template-columns: 1fr 1fr;
            }
            .testimonials-grid .testimonial-card:last-child {
                grid-column: 1 / -1;
                max-width: 400px;
                justify-self: center;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .comparison-split {
                gap: 24px;
            }
            .hero-progress-area {
                gap: 24px;
            }
            .tier-previews {
                gap: 10px;
            }
            .tier-card {
                min-width: 110px;
                padding: 16px 14px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mega-trigger {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-nav {
                display: flex;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .services-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .services-grid .service-card:last-child {
                grid-column: auto;
                max-width: none;
                justify-self: auto;
            }
            .service-card.style-b {
                grid-template-columns: 1fr;
            }
            .service-card.style-b .card-img {
                min-height: 180px;
                max-height: 220px;
            }
            .comparison-split {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .steps-row {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .testimonials-grid .testimonial-card:last-child {
                grid-column: auto;
                max-width: none;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .hero-progress-area {
                flex-direction: column;
                align-items: center;
                gap: 20px;
            }
            .tier-previews {
                flex-direction: column;
                align-items: center;
            }
            .tier-card {
                width: 100%;
                max-width: 280px;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-input {
                width: 100%;
            }
            section {
                padding: 50px 16px;
            }
            .mega-panel {
                width: 95vw;
                grid-template-columns: 1fr;
                gap: 16px;
                padding: 20px;
                right: 2.5vw;
            }
            .showcase-floating-tags {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .btn {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .progress-ring-wrapper {
                width: 110px;
                height: 110px;
            }
            .progress-percent {
                font-size: 1.7rem;
            }
            .comparison-panel {
                padding: 24px 16px;
            }
        }