/* roulang page: index */
/* ===== Design System ===== */
        :root {
            --bg-primary: #1A1A1A;
            --bg-secondary: #121212;
            --bg-tertiary: #1E1E1E;
            --bg-elevated: #242424;
            --accent-gold: #F0E68C;
            --accent-bronze: #C5A059;
            --accent-amber: #FFBF00;
            --accent-silver: #E5E8E8;
            --accent-platinum: #D5D8DC;
            --text-primary: #FFFFFF;
            --text-secondary: #D5D8DC;
            --text-muted: #8E9399;
            --text-gold: #F0E68C;
            --border-color: #2C2C2C;
            --border-light: #3A3A3A;
            --border-gold: rgba(240, 230, 140, 0.4);
            --radius-sharp: 0px;
            --radius-sm: 2px;
            --radius-md: 4px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
            --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-primary: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

        /* ===== Reset & Base ===== */
        *, *::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: var(--font-primary);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            font-weight: 400;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        input {
            background: var(--bg-tertiary);
            color: var(--text-primary);
            border: 1px solid var(--border-color);
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            width: 100%;
            transition: var(--transition-fast);
        }

        input:focus {
            border-color: var(--accent-bronze);
            box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.15);
            outline: none;
        }

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

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

        /* ===== Container ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
        }

        /* ===== Section Spacing ===== */
        .sec-pad {
            padding-top: 72px;
            padding-bottom: 72px;
        }

        @media (max-width: 768px) {
            .sec-pad {
                padding-top: 48px;
                padding-bottom: 48px;
            }
        }

        /* ===== Typography ===== */
        .sec-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-bronze);
            border: 1px solid var(--border-gold);
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            background: rgba(197, 160, 89, 0.08);
            margin-bottom: 16px;
        }

        .sec-title {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .sec-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 40px;
            max-width: 680px;
        }

        @media (max-width: 768px) {
            .sec-title {
                font-size: 1.5rem;
            }
            .sec-desc {
                font-size: 0.95rem;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: linear-gradient(180deg, rgba(18, 18, 18, 0.98) 0%, rgba(18, 18, 18, 0.92) 100%);
            border-bottom: 1px solid var(--border-color);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            border-bottom-color: var(--border-light);
        }

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

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.05rem;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .site-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent-bronze), var(--accent-amber));
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            color: #1A1A1A;
            font-size: 1.2rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .site-logo .logo-text {
            color: var(--text-primary);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }

        .site-logo .logo-text small {
            display: block;
            font-size: 0.7rem;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(240, 230, 140, 0.06);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn-login {
            padding: 8px 18px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
            white-space: nowrap;
            border: 1px solid transparent;
        }

        .btn-login:hover {
            color: var(--text-primary);
            border-color: var(--border-light);
            background: rgba(255, 255, 255, 0.04);
        }

        .btn-signup {
            padding: 9px 22px;
            font-size: 0.85rem;
            font-weight: 700;
            color: #1A1A1A;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
            white-space: nowrap;
            border: 1px solid var(--accent-gold);
        }

        .btn-signup:hover {
            background: linear-gradient(135deg, var(--accent-amber), var(--accent-gold));
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(240, 230, 140, 0.3);
        }

        .btn-signup:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(240, 230, 140, 0.2);
        }

        .mobile-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            color: var(--text-primary);
            font-size: 1.4rem;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-toggle:hover {
            border-color: var(--border-light);
            background: rgba(255, 255, 255, 0.05);
        }

        @media (max-width: 1024px) {
            .nav-link {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
                gap: 12px;
            }

            .site-logo .logo-text {
                font-size: 0.9rem;
            }
            .site-logo .logo-text small {
                font-size: 0.62rem;
            }
            .site-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }

            .nav-menu {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-secondary);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 18px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-lg);
                display: none;
                z-index: 999;
            }

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

            .nav-link {
                padding: 14px 16px;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
            }

            .nav-link.active::after {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

            .header-actions {
                gap: 6px;
            }

            .btn-login {
                padding: 6px 12px;
                font-size: 0.78rem;
            }

            .btn-signup {
                padding: 7px 16px;
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .btn-login {
                padding: 5px 10px;
                font-size: 0.72rem;
            }
            .btn-signup {
                padding: 6px 12px;
                font-size: 0.72rem;
            }
            .site-logo .logo-text small {
                display: none;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding-top: 68px;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--bg-secondary);
            overflow: hidden;
        }

        @media (max-width: 768px) {
            .hero {
                padding-top: 60px;
                min-height: auto;
                padding-bottom: 48px;
            }
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(18, 18, 18, 0.7) 0%, rgba(18, 18, 18, 0.5) 40%, rgba(18, 18, 18, 0.85) 100%);
        }

        .hero-container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            padding-top: 48px;
            padding-bottom: 48px;
        }

        @media (max-width: 1024px) {
            .hero-container {
                grid-template-columns: 1fr;
                gap: 36px;
            }
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            background: rgba(255, 191, 0, 0.12);
            border: 1px solid rgba(255, 191, 0, 0.35);
            color: var(--accent-amber);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            border-radius: var(--radius-sm);
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        .hero-badge .live-dot {
            width: 8px;
            height: 8px;
            background: #FF3B30;
            border-radius: 50%;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }

        .hero-title {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 20px;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 620px;
        }

        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 0.95rem;
            font-weight: 700;
            color: #1A1A1A;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border-radius: var(--radius-sm);
            border: 1px solid var(--accent-gold);
            transition: var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-amber), var(--accent-gold));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(240, 230, 140, 0.35);
        }

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

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--accent-bronze);
            color: var(--accent-gold);
            background: rgba(240, 230, 140, 0.05);
        }

        .hero-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .hero-stat .stat-num {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
        }

        .hero-stat .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stat .stat-num {
                font-size: 1.2rem;
            }
            .hero-stat .stat-label {
                font-size: 0.72rem;
            }
        }

        /* Hero Right - Live Card */
        .hero-live-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-normal);
        }

        .hero-live-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-lg);
        }

        .live-cover {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }

        .live-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transform: scale(1.01);
            transition: transform 0.4s;
        }

        .hero-live-card:hover .live-cover img {
            transform: scale(1.04);
        }

        .live-overlay {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 8px;
        }

        .live-tag {
            padding: 4px 10px;
            font-size: 0.72rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            border-radius: var(--radius-sm);
            background: #FF3B30;
            color: #fff;
        }

        .soon-tag {
            padding: 4px 10px;
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: rgba(0,0,0,0.6);
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
        }

        .live-countdown {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
            flex-wrap: wrap;
        }

        .count-box {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-color);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            min-width: 44px;
            justify-content: center;
        }

        .count-box .count-num {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1;
        }

        .count-box .count-label {
            font-size: 0.62rem;
            color: var(--text-muted);
            font-weight: 500;
            text-transform: uppercase;
        }

        .count-sep {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-muted);
        }

        .live-subscribe {
            padding: 16px 20px;
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .live-subscribe input {
            flex: 1;
            padding: 10px 14px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .btn-subscribe {
            padding: 10px 18px;
            font-size: 0.82rem;
            font-weight: 700;
            color: #1A1A1A;
            background: var(--accent-gold);
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
            white-space: nowrap;
            border: 1px solid var(--accent-gold);
        }

        .btn-subscribe:hover {
            background: var(--accent-amber);
            transform: translateY(-1px);
        }

        @media (max-width: 520px) {
            .live-subscribe {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-subscribe {
                width: 100%;
                text-align: center;
            }
            .count-box {
                padding: 4px 8px;
                min-width: 38px;
            }
            .count-box .count-num {
                font-size: 1rem;
            }
            .count-box .count-label {
                font-size: 0.55rem;
            }
        }

        /* ===== News Section ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr;
            gap: 40px;
            align-items: start;
        }

        @media (max-width: 1024px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

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

        .news-item {
            display: grid;
            grid-template-columns: auto 1fr auto;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition-fast);
            align-items: start;
        }

        .news-item:first-child {
            border-top: 1px solid var(--border-color);
        }

        .news-item:hover {
            border-bottom-color: var(--border-light);
        }

        .news-index {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--text-muted);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .news-item:hover .news-index {
            color: var(--accent-gold);
            border-color: var(--border-gold);
            background: rgba(240, 230, 140, 0.06);
        }

        .news-content {
            min-width: 0;
        }

        .news-title-link {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
            display: block;
            margin-bottom: 6px;
            transition: var(--transition-fast);
        }

        .news-title-link:hover {
            color: var(--accent-gold);
        }

        .news-summary {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .news-cat {
            padding: 3px 9px;
            background: rgba(197, 160, 89, 0.1);
            border: 1px solid rgba(197, 160, 89, 0.3);
            color: var(--accent-bronze);
            font-size: 0.7rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }

        .news-date {
            white-space: nowrap;
        }

        .news-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: 100px;
        }

        .side-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px;
        }

        .side-card-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .side-card-title i {
            color: var(--accent-gold);
            font-size: 0.85rem;
        }

        .side-tip-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
            align-items: flex-start;
        }
        .side-tip-item:last-child {
            border-bottom: none;
        }
        .side-tip-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 230, 140, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            color: var(--accent-gold);
            font-size: 0.75rem;
        }
        .side-tip-text {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ===== Services / Features ===== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        @media (max-width: 1024px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .services-grid {
                grid-template-columns: 1fr;
            }
        }

        .service-module {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 26px;
            transition: var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .service-module::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-bronze), transparent);
            opacity: 0;
            transition: opacity 0.3s;
        }

        .service-module:hover {
            border-color: var(--border-light);
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .service-module:hover::before {
            opacity: 1;
        }

        .service-icon {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 230, 140, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            color: var(--accent-gold);
            font-size: 1.15rem;
            margin-bottom: 14px;
        }

        .service-name {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .service-text {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== Screenshot Stage ===== */
        .shot-stage {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .shot-frame {
            position: relative;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px;
            max-width: 800px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
        }

        .shot-screen {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            border-radius: var(--radius-sm);
        }

        .shot-screen img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .shot-frame:hover .shot-screen img {
            transform: scale(1.02);
        }

        .shot-badge {
            position: absolute;
            right: 20px;
            top: 20px;
            background: rgba(0,0,0,0.7);
            border: 1px solid var(--border-light);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            color: var(--accent-gold);
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            z-index: 2;
        }

        .shot-caption {
            text-align: center;
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-top: 14px;
        }

        /* ===== Rewards Tiers ===== */
        .tiers-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        @media (max-width: 1024px) {
            .tiers-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .tiers-grid {
                grid-template-columns: 1fr;
            }
        }

        .tier-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 24px;
            transition: var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .tier-card:hover {
            border-color: rgba(240, 230, 140, 0.35);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .tier-card.tier-highlight {
            border-color: rgba(197, 160, 89, 0.5);
            background: linear-gradient(180deg, #1E1A15 0%, var(--bg-tertiary) 100%);
        }

        .tier-badge {
            display: inline-block;
            padding: 4px 10px;
            font-size: 0.65rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            border-radius: var(--radius-sm);
            background: rgba(197, 160, 89, 0.15);
            color: var(--accent-bronze);
            border: 1px solid rgba(197, 160, 89, 0.3);
            margin-bottom: 12px;
        }

        .tier-name {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .tier-name i {
            color: var(--accent-gold);
            font-size: 1rem;
        }

        .tier-benefit-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 18px;
        }

        .tier-benefit-list li {
            font-size: 0.82rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.5;
        }

        .tier-benefit-list li i {
            color: var(--accent-gold);
            font-size: 0.7rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .tier-cta {
            display: inline-block;
            padding: 9px 18px;
            font-size: 0.8rem;
            font-weight: 700;
            color: #1A1A1A;
            background: var(--accent-gold);
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
            border: 1px solid var(--accent-gold);
        }
        .tier-cta:hover {
            background: var(--accent-amber);
            transform: translateY(-1px);
        }

        /* ===== App Download ===== */
        .app-layout {
            display: grid;
            grid-template-columns: 1fr 0.7fr;
            gap: 48px;
            align-items: center;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 48px;
        }

        @media (max-width: 1024px) {
            .app-layout {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 32px;
            }
        }

        .app-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .app-feature-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 22px;
        }
        .app-feature-list li {
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.6;
        }
        .app-feature-list li i {
            color: var(--accent-gold);
            font-size: 0.75rem;
            margin-top: 5px;
        }

        .download-btn-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-store {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 20px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            transition: var(--transition-fast);
        }
        .btn-store:hover {
            border-color: var(--accent-bronze);
            background: rgba(197, 160, 89, 0.08);
            transform: translateY(-2px);
        }
        .btn-store i {
            font-size: 1.6rem;
            color: var(--accent-gold);
        }
        .btn-store .store-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .btn-store .store-small {
            font-size: 0.65rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .btn-store .store-big {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .app-qr-wrap {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 14px;
        }

        .app-qr-box {
            width: 160px;
            height: 160px;
            background: var(--bg-elevated);
            border: 2px dashed var(--border-light);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 0.75rem;
            text-align: center;
            padding: 12px;
        }
        .app-qr-box i {
            font-size: 3rem;
            color: var(--accent-bronze);
        }
        .app-qr-text {
            font-size: 0.78rem;
            color: var(--text-muted);
            text-align: center;
        }

        /* ===== How-To Section ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }

        @media (max-width: 768px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        .step-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 26px;
            position: relative;
            transition: var(--transition-normal);
        }
        .step-item:hover {
            border-color: var(--border-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }
        .step-num {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--accent-bronze), var(--accent-amber));
            color: #1A1A1A;
            font-weight: 800;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
        }
        .step-title-text {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .step-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .howto-fqa {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 26px;
        }
        .howto-fqa-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .howto-fqa-title i {
            color: var(--accent-gold);
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .faq-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            transition: var(--transition-fast);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--accent-gold);
            font-size: 0.9rem;
            transition: transform 0.3s;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* ===== About & Data ===== */
        .about-wrap {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 44px;
        }
        @media (max-width: 768px) {
            .about-wrap {
                padding: 28px;
            }
        }
        .data-bars {
            display: flex;
            flex-direction: column;
            gap: 18px;
            margin-top: 28px;
        }
        .data-bar-row {
            display: grid;
            grid-template-columns: 120px 1fr 60px;
            gap: 14px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .data-bar-row {
                grid-template-columns: 80px 1fr 44px;
                gap: 10px;
            }
        }
        .data-bar-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
            font-weight: 500;
            white-space: nowrap;
        }
        .data-bar-track {
            height: 8px;
            background: var(--bg-elevated);
            border-radius: 4px;
            overflow: hidden;
            border: 1px solid var(--border-color);
        }
        .data-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-bronze), var(--accent-gold));
            border-radius: 4px;
            transition: width 0.8s ease;
        }
        .data-bar-value {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-align: right;
            white-space: nowrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding-top: 48px;
            padding-bottom: 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-color);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .footer-brand-col .site-logo {
            margin-bottom: 14px;
        }
        .footer-brand-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            transition: var(--transition-fast);
        }
        .footer-social a:hover {
            color: var(--accent-gold);
            border-color: var(--border-gold);
            transform: translateY(-2px);
        }
        .footer-col-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-primary);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent-gold);
            transform: translateX(2px);
        }
        .footer-links a i {
            font-size: 0.6rem;
            color: var(--accent-bronze);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 20px;
            flex-wrap: wrap;
        }
        .footer-copy {
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .footer-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-badge {
            padding: 4px 10px;
            font-size: 0.68rem;
            font-weight: 600;
            color: var(--text-muted);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            background: var(--bg-tertiary);
        }

        /* ===== FAB ===== */
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 900;
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #1E1E1E, #121212);
            border: 2px solid var(--accent-gold);
            border-radius: 50%;
            color: var(--accent-gold);
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(240, 230, 140, 0.25);
            opacity: 0.75;
            transition: var(--transition-normal);
            animation: fab-float 3s ease-in-out infinite;
        }
        .fab-left:hover {
            transform: scale(1.1);
            opacity: 1;
            box-shadow: 0 6px 28px rgba(240, 230, 140, 0.4);
        }
        .fab-left:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-left .fab-notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 10px;
            height: 10px;
            background: #FF3B30;
            border-radius: 50%;
            border: 2px solid #1E1E1E;
            animation: pulse-dot 1.2s infinite;
        }

        @keyframes fab-float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        @media (max-width: 768px) {
            .fab-left {
                width: 46px;
                height: 46px;
                font-size: 1.1rem;
                left: 12px;
                bottom: 80px;
            }
        }

        /* ===== Utility Classes ===== */
        .text-gold { color: var(--accent-gold); }
        .text-bronze { color: var(--accent-bronze); }
        .text-muted { color: var(--text-muted); }
        .border-gold { border-color: var(--border-gold); }
        .bg-dark { background: var(--bg-secondary); }
        .bg-elevated { background: var(--bg-tertiary); }
        .mb-0 { margin-bottom: 0; }
        .mt-0 { margin-top: 0; }
        .gap-0 { gap: 0; }

/* roulang page: article */
:root {
            --bg-deep: #101014;
            --bg-metal: #18181c;
            --bg-panel: #1f1f24;
            --bg-card: #242429;
            --bg-elevated: #2b2b31;
            --accent: #ff6a00;
            --accent-strong: #e55d00;
            --accent-soft: #ff8533;
            --text-primary: #f5f5f7;
            --text-secondary: #c8c8ce;
            --text-muted: #8e8e96;
            --text-gold: #ffab60;
            --border-metal: #3a3a42;
            --border-light: #4a4a54;
            --border-accent: rgba(255, 106, 0, 0.45);
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.4);
            --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.55);
            --radius-sm: 2px;
            --radius-md: 3px;
            --radius-lg: 4px;
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 220ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', 'Segoe UI', 'Roboto', system-ui, -apple-system, sans-serif;
            --max-width: 1280px;
            --container-pad: clamp(16px, 3vw, 32px);
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.62;
            font-size: 16px;
            min-height: 100vh;
            display: grid;
            grid-template-rows: auto 1fr auto;
        }

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

        a:hover {
            color: var(--accent-soft);
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
            border: 0;
        }

        button, input, textarea, select {
            font-family: inherit;
            font-size: 100%;
            line-height: inherit;
            color: inherit;
            margin: 0;
        }

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

        ul, ol {
            list-style: none;
        }

        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.28;
            color: var(--text-primary);
        }

        h1 {
            font-size: clamp(1.75rem, 3.2vw, 2.75rem);
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: clamp(1.4rem, 2.3vw, 1.9rem);
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: clamp(1.15rem, 1.6vw, 1.35rem);
        }

        h4 {
            font-size: 1.05rem;
        }

        p {
            margin-bottom: 1rem;
        }

        :focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* ---------- Header / Nav ---------- */
        .site-header {
            background: rgba(16, 16, 20, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 2px solid var(--border-metal);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: border-color var(--transition-base), background var(--transition-base);
        }

        .site-header.scrolled {
            border-bottom-color: var(--border-accent);
            background: rgba(16, 16, 20, 0.97);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 68px;
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .nav-left {
            flex-shrink: 0;
        }

        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            min-height: 44px;
        }

        .site-logo:hover {
            color: var(--accent-soft);
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #2b2b31 0%, #1f1f24 100%);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-sm);
            color: var(--accent);
            font-size: 1.3rem;
            transition: border-color var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
        }

        .site-logo:hover .logo-icon {
            border-color: var(--accent);
            color: var(--accent-soft);
            box-shadow: 0 0 12px rgba(255, 106, 0, 0.25);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            font-weight: 700;
            font-size: 1.02rem;
            letter-spacing: -0.01em;
        }

        .logo-text small {
            font-size: 0.7rem;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            white-space: nowrap;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
            border: 1px solid transparent;
        }

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

        .nav-link:hover {
            background: var(--bg-panel);
            color: var(--text-primary);
            border-color: var(--border-metal);
        }

        .nav-link:hover i {
            color: var(--accent-soft);
        }

        .nav-link.active {
            background: var(--bg-elevated);
            color: var(--accent-soft);
            border-color: var(--border-accent);
            box-shadow: inset 0 1px 0 rgba(255, 106, 0, 0.1);
        }

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

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

        .btn-login {
            display: inline-flex;
            align-items: center;
            padding: 9px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-secondary);
            border: 1px solid var(--border-metal);
            background: transparent;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: var(--bg-panel);
            color: var(--text-primary);
            border-color: var(--border-light);
        }

        .btn-signup {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.88rem;
            font-weight: 700;
            color: #fff;
            background: var(--accent);
            border: 1px solid var(--accent-strong);
            box-shadow: 0 2px 8px rgba(255, 106, 0, 0.3);
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .btn-signup:hover {
            background: var(--accent-strong);
            box-shadow: 0 4px 14px rgba(255, 106, 0, 0.4);
            color: #fff;
        }

        .btn-signup:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(255, 106, 0, 0.3);
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: var(--bg-panel);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 1.2rem;
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .mobile-toggle:hover {
            background: var(--bg-elevated);
            color: var(--text-primary);
        }

        /* ---------- Article Hero ---------- */
        .article-hero {
            position: relative;
            background-image: linear-gradient(rgba(10, 10, 14, 0.78), rgba(10, 10, 14, 0.88)), url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            border-bottom: 2px solid var(--border-metal);
            padding-top: clamp(40px, 6vw, 70px);
            padding-bottom: clamp(40px, 6vw, 70px);
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            opacity: 0.7;
        }

        .article-hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 36px;
            align-items: start;
        }

        .article-hero-main {
            min-width: 0;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

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

        .article-breadcrumb a:hover {
            color: var(--accent-soft);
        }

        .article-breadcrumb span {
            color: var(--accent);
        }

        .article-meta-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin-bottom: 16px;
        }

        .badge-metal {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            background: var(--bg-panel);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        .badge-metal i {
            color: var(--accent);
            font-size: 0.7rem;
        }

        .article-title {
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
            text-wrap: balance;
            line-height: 1.22;
        }

        .article-summary {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.62;
            max-width: 640px;
            margin-bottom: 24px;
        }

        .timer-subscribe-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-metal);
            border-left: 3px solid var(--accent);
            border-radius: var(--radius-sm);
            padding: 20px 22px;
            margin-top: 20px;
            box-shadow: var(--shadow-md);
        }

        .timer-label {
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-soft);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .timer-label i {
            font-size: 0.85rem;
        }

        .timer-display {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .timer-box {
            display: flex;
            flex-direction: column;
            align-items: center;
            background: var(--bg-deep);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            min-width: 56px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .timer-box:hover {
            border-color: var(--border-accent);
            box-shadow: 0 0 10px rgba(255, 106, 0, 0.15);
        }

        .timer-value {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .timer-unit {
            font-size: 0.7rem;
            color: var(--text-muted);
            letter-spacing: 0.05em;
        }

        .timer-separator {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--accent);
            padding: 0 2px;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .subscribe-input {
            flex: 1 1 220px;
            padding: 11px 14px;
            background: var(--bg-deep);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            min-width: 0;
        }

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

        .subscribe-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
        }

        .subscribe-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 18px;
            background: var(--accent);
            border: 1px solid var(--accent-strong);
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            color: #fff;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .subscribe-btn:hover {
            background: var(--accent-strong);
            box-shadow: 0 4px 12px rgba(255, 106, 0, 0.35);
            color: #fff;
        }

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

        .subscribe-success {
            display: none;
            margin-top: 10px;
            padding: 10px 14px;
            background: rgba(76, 175, 80, 0.12);
            border: 1px solid rgba(76, 175, 80, 0.35);
            border-radius: var(--radius-sm);
            color: #81c784;
            font-size: 0.85rem;
            font-weight: 500;
        }

        .subscribe-success.show {
            display: block;
        }

        .article-hero-side {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .hero-side-image {
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 2px solid var(--border-metal);
            box-shadow: var(--shadow-md);
            background: var(--bg-panel);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .hero-side-image:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow-lg);
        }

        .hero-side-image img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .hero-side-image:hover img {
            transform: scale(1.02);
        }

        .hero-side-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 8px;
        }

        .hero-stat-box {
            background: var(--bg-panel);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            padding: 12px 14px;
            transition: border-color var(--transition-fast);
        }

        .hero-stat-box:hover {
            border-color: var(--border-light);
        }

        .hero-stat-label {
            font-size: 0.7rem;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 4px;
        }

        .hero-stat-value {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent-soft);
            letter-spacing: -0.01em;
        }

        /* ---------- Article Layout ---------- */
        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 32px;
            padding-top: 40px;
            padding-bottom: 56px;
        }

        .article-main {
            min-width: 0;
            max-width: 720px;
        }

        .article-body {
            background: var(--bg-metal);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            padding: clamp(20px, 3vw, 32px);
            margin-bottom: 28px;
        }

        .article-body-content {
            color: var(--text-secondary);
            line-height: 1.7;
            font-size: 1rem;
        }

        .article-body-content h2 {
            color: var(--text-primary);
            margin-top: 32px;
            margin-bottom: 14px;
            font-size: 1.45rem;
            letter-spacing: -0.01em;
        }

        .article-body-content h3 {
            color: var(--text-primary);
            margin-top: 22px;
            margin-bottom: 10px;
            font-size: 1.15rem;
        }

        .article-body-content p {
            margin-bottom: 14px;
        }

        .article-body-content ul,
        .article-body-content ol {
            margin-bottom: 16px;
            padding-left: 24px;
        }

        .article-body-content ul {
            list-style: square;
        }

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

        .article-body-content ol {
            list-style: decimal;
        }

        .article-body-content ol li::marker {
            color: var(--accent);
            font-weight: 700;
        }

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

        .article-body-content img {
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-metal);
            margin: 16px 0;
        }

        .article-body-content blockquote {
            border-left: 3px solid var(--accent);
            background: var(--bg-deep);
            padding: 14px 18px;
            margin: 16px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }

        .article-body-content a {
            color: var(--accent-soft);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body-content a:hover {
            color: var(--accent);
        }

        .article-body-content strong {
            color: var(--text-primary);
            font-weight: 700;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px solid var(--border-metal);
        }

        .article-tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--bg-deep);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }

        .article-tag:hover {
            border-color: var(--accent);
            color: var(--accent-soft);
        }

        .metric-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 12px;
            margin: 28px 0;
            background: var(--bg-deep);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
        }

        .metric-item {
            text-align: left;
            padding: 0 6px;
            border-right: 1px solid var(--border-metal);
        }

        .metric-item:last-child {
            border-right: none;
        }

        .metric-label {
            font-size: 0.72rem;
            color: var(--text-muted);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 5px;
        }

        .metric-value {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--accent-soft);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }

        .metric-value span {
            font-size: 0.85rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .article-not-found {
            text-align: left;
            padding: 40px 20px;
        }

        .not-found-icon {
            font-size: 2.5rem;
            color: var(--accent);
            margin-bottom: 14px;
        }

        .not-found-title {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .not-found-text {
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        .btn-return-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 20px;
            background: var(--accent);
            border: 1px solid var(--accent-strong);
            border-radius: var(--radius-sm);
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }

        .btn-return-home:hover {
            background: var(--accent-strong);
            box-shadow: 0 4px 14px rgba(255, 106, 0, 0.35);
            color: #fff;
        }

        /* ---------- Sidebar ---------- */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: 88px;
            align-self: start;
        }

        .sidebar-block {
            background: var(--bg-metal);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            padding: 18px;
        }

        .sidebar-block-title {
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-soft);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-block-title i {
            font-size: 0.85rem;
        }

        .sidebar-related-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-related-item {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .sidebar-related-item:hover {
            background: var(--bg-deep);
        }

        .sidebar-related-thumb {
            width: 56px;
            height: 56px;
            flex-shrink: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid var(--border-metal);
        }

        .sidebar-related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .sidebar-related-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar-related-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 3px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }

        .sidebar-related-item:hover .sidebar-related-title {
            color: var(--accent-soft);
        }

        .sidebar-related-meta {
            font-size: 0.72rem;
            color: var(--text-muted);
        }

        .sidebar-promo {
            background: linear-gradient(135deg, rgba(255, 106, 0, 0.12) 0%, rgba(24, 24, 28, 0.95) 60%);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-sm);
            padding: 18px;
            text-align: left;
        }

        .sidebar-promo-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .sidebar-promo-text {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .sidebar-promo-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--accent);
            border: 1px solid var(--accent-strong);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }

        .sidebar-promo-btn:hover {
            background: var(--accent-strong);
            box-shadow: 0 4px 12px rgba(255, 106, 0, 0.3);
            color: #fff;
        }

        /* ---------- CTA Section ---------- */
        .cta-section {
            background: var(--bg-metal);
            border-top: 2px solid var(--border-accent);
            border-bottom: 2px solid var(--border-metal);
            padding-top: clamp(40px, 5vw, 60px);
            padding-bottom: clamp(40px, 5vw, 60px);
        }

        .cta-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .cta-content h2 {
            font-size: clamp(1.3rem, 2vw, 1.7rem);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .cta-content p {
            color: var(--text-secondary);
            max-width: 520px;
        }

        .cta-form-box {
            background: var(--bg-deep);
            border: 1px solid var(--border-metal);
            border-left: 3px solid var(--accent);
            border-radius: var(--radius-sm);
            padding: 22px;
            box-shadow: var(--shadow-md);
        }

        .cta-form-label {
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-soft);
            margin-bottom: 10px;
        }

        .cta-form-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .cta-form-input {
            flex: 1 1 200px;
            padding: 11px 14px;
            background: var(--bg-panel);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .cta-form-input::placeholder {
            color: var(--text-muted);
        }

        .cta-form-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
        }

        .cta-form-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 20px;
            background: var(--accent);
            border: 1px solid var(--accent-strong);
            border-radius: var(--radius-sm);
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }

        .cta-form-btn:hover {
            background: var(--accent-strong);
            box-shadow: 0 4px 14px rgba(255, 106, 0, 0.35);
            color: #fff;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--bg-deep);
            border-top: 2px solid var(--border-metal);
            padding-top: 44px;
            padding-bottom: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-metal);
            margin-bottom: 20px;
        }

        .footer-brand-col {
            max-width: 360px;
        }

        .footer-brand-col .site-logo {
            margin-bottom: 14px;
        }

        .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--bg-panel);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 0.95rem;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }

        .footer-social a:hover {
            background: var(--bg-elevated);
            border-color: var(--border-accent);
            color: var(--accent-soft);
        }

        .footer-col-title {
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--text-secondary);
            margin-bottom: 14px;
        }

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

        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast), transform var(--transition-fast);
        }

        .footer-links a i {
            font-size: 0.65rem;
            color: var(--border-light);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--accent-soft);
            transform: translateX(2px);
        }

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

        .footer-bottom {
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: center;
            text-align: center;
        }

        .footer-compliance {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-bottom: 8px;
        }

        .footer-compliance-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            background: var(--bg-panel);
            border: 1px solid var(--border-metal);
            border-radius: var(--radius-sm);
            font-size: 0.72rem;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

        .footer-compliance-badge i {
            color: var(--accent);
            font-size: 0.75rem;
        }

        .footer-copyright {
            font-size: 0.78rem;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }

        /* ---------- FAB ---------- */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 90;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: rgba(16, 16, 20, 0.72);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 106, 0, 0.5);
            color: var(--accent);
            font-size: 1.35rem;
            cursor: pointer;
            opacity: 0.65;
            box-shadow: 0 0 15px rgba(255, 106, 0, 0.3);
            transition: opacity var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
            animation-name: fab-breathe;
            animation-duration: 3.2s;
            animation-iteration-count: infinite;
            animation-timing-function: ease-in-out;
            -webkit-tap-highlight-color: transparent;
            min-width: 48px;
            min-height: 48px;
        }

        @keyframes fab-breathe {
            0%, 100% {
                opacity: 0.65;
                box-shadow: 0 0 12px rgba(255, 106, 0, 0.28);
            }
            50% {
                opacity: 0.9;
                box-shadow: 0 0 22px rgba(255, 106, 0, 0.5);
            }
        }

        .fab:hover {
            opacity: 1;
            border-color: var(--accent);
            color: #fff;
            box-shadow: 0 0 28px rgba(255, 106, 0, 0.55);
            animation-play-state: paused;
            transform: scale(1.08);
        }

        .fab:active {
            transform: scale(0.92);
            border-color: var(--accent-soft);
            color: var(--accent-soft);
        }

        .fab .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 12px;
            height: 12px;
            background: #ff1744;
            border-radius: 50%;
            border: 2px solid var(--bg-deep);
            animation: blink-dot 1.6s infinite;
        }

        @keyframes blink-dot {
            0%, 100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.3;
                transform: scale(0.7);
            }
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .article-hero-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .article-hero-side {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .article-layout {
                grid-template-columns: 1fr;
            }

            .article-main {
                max-width: none;
            }

            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }

            .footer-brand-col {
                max-width: none;
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                min-height: 60px;
                gap: 12px;
                flex-wrap: wrap;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: calc(100% - 2px);
                left: 0;
                right: 0;
                flex-direction: column;
                gap: 2px;
                background: rgba(16, 16, 20, 0.98);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border-bottom: 2px solid var(--border-metal);
                padding: 10px var(--container-pad) 14px;
                z-index: 99;
                box-shadow: var(--shadow-lg);
            }

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

            .nav-link {
                width: 100%;
                padding: 12px 14px;
                font-size: 0.95rem;
            }

            .mobile-toggle {
                display: flex;
            }

            .nav-actions {
                gap: 8px;
            }

            .btn-login {
                padding: 8px 12px;
                font-size: 0.8rem;
            }

            .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }

            .article-hero {
                padding-top: 28px;
                padding-bottom: 32px;
            }

            .article-hero-side {
                grid-template-columns: 1fr;
            }

            .metric-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px 12px;
                padding: 14px;
            }

            .metric-item {
                border-right: none;
                padding: 0;
            }

            .cta-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .article-sidebar {
                grid-template-columns: 1fr;
            }

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

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

            .footer-bottom {
                align-items: flex-start;
                text-align: left;
            }

            .footer-compliance {
                justify-content: flex-start;
            }

            .timer-display {
                gap: 6px;
            }

            .timer-box {
                min-width: 48px;
                padding: 8px 10px;
            }

            .timer-value {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 560px) {
            .nav-actions {
                flex: 1;
                justify-content: flex-end;
            }

            .btn-login {
                display: none;
            }

            .logo-text {
                font-size: 0.88rem;
            }

            .logo-text small {
                font-size: 0.62rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1.1rem;
            }

            .article-title {
                font-size: 1.55rem;
            }

            .article-summary {
                font-size: 0.95rem;
            }

            .metric-bar {
                grid-template-columns: 1fr;
                gap: 10px;
            }

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

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

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

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

            .article-hero-inner {
                gap: 20px;
            }

            .timer-subscribe-card {
                padding: 16px;
            }
        }

/* roulang page: category1 */
/* ===================================================================
           DESIGN SYSTEM VARIABLES
           =================================================================== */
        :root {
            --color-primary: #0A2E1C;
            --color-primary-deep: #071F12;
            --color-secondary: #123E25;
            --color-surface: #0F3320;
            --color-surface-dark: #092516;
            --color-gold: #FFD700;
            --color-gold-hover: #F5C400;
            --color-amber: #FF9F00;
            --color-red: #D32F2F;
            --color-red-hover: #B71C1C;
            --color-text: #FFFFFF;
            --color-text-soft: #D1F2EB;
            --color-text-muted: #9BB8AD;
            --color-border: rgba(255, 215, 0, 0.18);
            --color-border-light: rgba(255, 215, 0, 0.08);
            --color-shadow: rgba(4, 30, 18, 0.55);
            --color-shadow-gold: rgba(255, 215, 0, 0.25);
            --color-metallic: #2C2C2E;
            --color-metallic-light: #3A3A3D;
            --color-metal-border: #4A4A50;
            --radius-none: 0px;
            --radius-sm: 3px;
            --radius-md: 6px;
            --radius-lg: 10px;
            --radius-xl: 16px;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --font-primary: 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
            --font-secondary: 'Georgia', 'Times New Roman', serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
            --letter-spacing-tight: -0.01em;
            --letter-spacing-wide: 0.04em;
            --max-width: 1200px;
        }

        /* ===================================================================
           BASE RESET & GLOBAL STYLES
           =================================================================== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-primary);
            font-size: 1rem;
            line-height: 1.65;
            font-weight: 400;
            color: var(--color-text);
            background-color: var(--color-primary-deep);
            background-image: 
                radial-gradient(ellipse at 20% 0%, rgba(18, 62, 37, 0.65) 0%, transparent 55%),
                radial-gradient(ellipse at 85% 15%, rgba(211, 47, 47, 0.12) 0%, transparent 45%),
                radial-gradient(ellipse at 50% 80%, rgba(10, 46, 28, 0.9) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
            background-attachment: fixed;
        }

        img, svg, video, canvas {
            max-width: 100%;
            height: auto;
            display: block;
            vertical-align: middle;
        }

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

        a:hover {
            opacity: 0.88;
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: 1rem;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input, select, textarea {
            -webkit-appearance: none;
            appearance: none;
        }

        /* ===================================================================
           LAYOUT CONTAINER
           =================================================================== */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        @media (min-width: 640px) {
            .container { padding: 0 28px; }
        }

        @media (min-width: 1024px) {
            .container { padding: 0 36px; }
        }

        @media (min-width: 1280px) {
            .container { padding: 0 48px; }
        }

        /* ===================================================================
           HEADER & NAVIGATION
           =================================================================== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(7, 31, 18, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: 0 1px 24px rgba(0, 0, 0, 0.45);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(5, 24, 14, 0.97);
            box-shadow: 0 4px 32px rgba(0, 0, 0, 0.65);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 72px;
            flex-wrap: wrap;
            padding: 10px 0;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            min-width: 0;
            transition: transform var(--transition-base);
        }

        .site-logo:hover {
            transform: scale(1.02);
            opacity: 1;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
            color: var(--color-primary-deep);
            font-size: 1.15rem;
            border-radius: var(--radius-sm);
            box-shadow: 0 2px 8px var(--color-shadow-gold);
            flex-shrink: 0;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            font-weight: 800;
            font-size: 1rem;
            letter-spacing: var(--letter-spacing-tight);
            color: var(--color-text);
            white-space: nowrap;
        }

        .logo-text small {
            font-size: 0.65rem;
            font-weight: 500;
            color: var(--color-gold);
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
            white-space: nowrap;
        }

        /* Navigation links */
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            margin: 0 auto;
        }

        .nav-link {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 9px 14px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text-muted);
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: all var(--transition-base);
            letter-spacing: var(--letter-spacing-tight);
            white-space: nowrap;
        }

        .nav-link i {
            font-size: 0.8rem;
            color: var(--color-gold);
            opacity: 0.7;
            transition: opacity var(--transition-base);
        }

        .nav-link:hover {
            color: var(--color-text);
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--color-border);
            opacity: 1;
        }

        .nav-link:hover i {
            opacity: 1;
        }

        .nav-link.active {
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.12);
            border-color: var(--color-gold);
            box-shadow: inset 0 0 0 1px rgba(255, 215, 0, 0.3);
        }

        .nav-link.active i {
            opacity: 1;
        }

        /* Header action buttons */
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn-login {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 9px 16px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-soft);
            background: transparent;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            letter-spacing: var(--letter-spacing-tight);
            white-space: nowrap;
        }

        .btn-login:hover {
            color: var(--color-text);
            border-color: var(--color-gold);
            background: rgba(255, 215, 0, 0.08);
            opacity: 1;
        }

        .btn-signup {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 9px 18px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-primary-deep);
            background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
            border-radius: var(--radius-sm);
            box-shadow: 0 2px 12px var(--color-shadow-gold);
            transition: all var(--transition-base);
            letter-spacing: var(--letter-spacing-tight);
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.45);
            opacity: 1;
        }

        .btn-signup:active,
        .btn-login:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: none;
        }

        /* Mobile menu toggle */
        .menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            font-size: 1.2rem;
            color: var(--color-text);
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            flex-shrink: 0;
        }

        .menu-toggle:hover {
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.15);
            opacity: 1;
        }

        /* ===================================================================
           HERO SECTION
           =================================================================== */
        .site-hero {
            position: relative;
            padding: 120px 0 60px;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: linear-gradient(135deg, rgba(7, 31, 18, 0.96) 0%, rgba(10, 46, 28, 0.88) 50%, rgba(14, 50, 32, 0.92) 100%);
            border-bottom: 1px solid var(--color-border-light);
        }

        .site-hero::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 60%;
            height: 80%;
            background: radial-gradient(ellipse, rgba(255, 215, 0, 0.12) 0%, transparent 65%);
            pointer-events: none;
        }

        .site-hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -15%;
            width: 50%;
            height: 60%;
            background: radial-gradient(ellipse, rgba(211, 47, 47, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-content {
            display: flex;
            flex-direction: column;
            gap: 20px;
            text-align: left;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            align-self: flex-start;
            padding: 7px 14px;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid rgba(255, 215, 0, 0.35);
            border-radius: var(--radius-sm);
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
        }

        .hero-badge i {
            font-size: 0.7rem;
        }

        .hero-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: var(--letter-spacing-tight);
            color: var(--color-text);
            margin: 0;
        }

        .hero-content h1 .highlight {
            color: var(--color-gold);
            text-shadow: 0 0 24px rgba(255, 215, 0, 0.35);
        }

        .hero-description {
            font-size: 1.02rem;
            font-weight: 400;
            line-height: 1.7;
            color: var(--color-text-soft);
            max-width: 520px;
            text-align: left;
        }

        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 4px;
        }

        .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            padding: 14px 26px;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-primary-deep);
            background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 20px var(--color-shadow-gold);
            transition: all var(--transition-base);
            letter-spacing: var(--letter-spacing-tight);
        }

        .btn-primary-hero:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
            opacity: 1;
        }

        .btn-primary-hero:active {
            transform: translateY(1px) scale(0.99);
            box-shadow: 0 2px 8px var(--color-shadow-gold);
        }

        .btn-outline-hero {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            padding: 13px 22px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-gold);
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.4);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
        }

        .btn-outline-hero:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--color-gold);
            opacity: 1;
        }

        .hero-kpi-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 10px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border-light);
        }

        .hero-kpi {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-kpi-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-gold);
            letter-spacing: var(--letter-spacing-tight);
            line-height: 1.2;
        }

        .hero-kpi-label {
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--color-text-muted);
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
        }

        /* Hero image - diagonal offset */
        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-image-clip {
            position: relative;
            width: 100%;
            max-width: 620px;
            margin-left: auto;
            clip-path: polygon(7% 0%, 100% 0%, 100% 100%, 0% 100%);
            transform: rotate(-1.2deg);
            transition: transform var(--transition-slow);
        }

        .hero-image-clip:hover {
            transform: rotate(0deg) scale(1.01);
        }

        .hero-image-clip img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            display: block;
            filter: brightness(0.88) saturate(1.05);
            transition: filter var(--transition-base);
        }

        .hero-image-clip:hover img {
            filter: brightness(0.95) saturate(1.1);
        }

        .hero-image-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 46, 28, 0.25) 0%, transparent 50%, rgba(7, 31, 18, 0.35) 100%);
            pointer-events: none;
        }

        .hero-floating-badge {
            position: absolute;
            bottom: 24px;
            right: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 16px;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--color-text);
            background: rgba(7, 31, 18, 0.92);
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(8px);
        }

        .hero-floating-badge i {
            color: var(--color-gold);
            font-size: 0.9rem;
        }

        /* ===================================================================
           SECTION COMMON STYLES
           =================================================================== */
        .section {
            padding: var(--spacing-3xl) 0;
            position: relative;
        }

        .section-alt {
            background: rgba(9, 37, 22, 0.5);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .section-header {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: var(--spacing-xl);
            text-align: left;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
        }

        .section-label::before {
            content: '';
            width: 28px;
            height: 2px;
            background: var(--color-gold);
            border-radius: 1px;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: var(--letter-spacing-tight);
            color: var(--color-text);
            margin: 0;
        }

        .section-subtitle {
            font-size: 0.95rem;
            font-weight: 400;
            line-height: 1.7;
            color: var(--color-text-muted);
            max-width: 650px;
            text-align: left;
        }

        /* ===================================================================
           DATA INDICATOR BARS (Industrial metallic style)
           =================================================================== */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .data-card {
            background: linear-gradient(135deg, var(--color-metallic) 0%, var(--color-metallic-light) 100%);
            border: 1px solid var(--color-metal-border);
            border-radius: var(--radius-sm);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .data-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold), var(--color-amber));
        }

        .data-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
            border-color: var(--color-gold);
        }

        .data-card-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 215, 0, 0.12);
            border-radius: var(--radius-sm);
            color: var(--color-gold);
            font-size: 0.95rem;
        }

        .data-card-value {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: var(--letter-spacing-tight);
            line-height: 1.1;
        }

        .data-card-label {
            font-size: 0.78rem;
            font-weight: 500;
            color: var(--color-text-muted);
            letter-spacing: var(--letter-spacing-tight);
        }

        .data-bar-track {
            width: 100%;
            height: 5px;
            background: rgba(0, 0, 0, 0.4);
            border-radius: 0;
            overflow: hidden;
            margin-top: 4px;
        }

        .data-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--color-gold), var(--color-amber));
            border-radius: 0;
            transition: width var(--transition-slow);
        }

        /* ===================================================================
           GAME CARDS
           =================================================================== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .game-card {
            background: rgba(14, 50, 32, 0.8);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all var(--transition-base);
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 215, 0, 0.3);
            border-color: var(--color-gold);
        }

        .game-card-image {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: #0B2518;
        }

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

        .game-card:hover .game-card-image img {
            transform: scale(1.05);
        }

        .game-card-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 4px 10px;
            font-size: 0.65rem;
            font-weight: 700;
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
            border-radius: var(--radius-sm);
            z-index: 2;
        }

        .game-card-tag.hot {
            background: var(--color-red);
            color: var(--color-text);
            box-shadow: 0 2px 6px rgba(211, 47, 47, 0.5);
        }

        .game-card-tag.new {
            background: var(--color-gold);
            color: var(--color-primary-deep);
            box-shadow: 0 2px 6px rgba(255, 215, 0, 0.5);
        }

        .game-card-tag.free {
            background: #1B9C3E;
            color: var(--color-text);
            box-shadow: 0 2px 6px rgba(27, 156, 62, 0.5);
        }

        .game-card-rating {
            position: absolute;
            top: 10px;
            right: 10px;
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 3px 8px;
            font-size: 0.65rem;
            font-weight: 700;
            color: var(--color-gold);
            background: rgba(0, 0, 0, 0.7);
            border-radius: var(--radius-sm);
            z-index: 2;
        }

        .game-card-rating i {
            font-size: 0.6rem;
        }

        .game-card-body {
            padding: 16px 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .game-card-provider {
            font-size: 0.65rem;
            font-weight: 600;
            color: var(--color-text-muted);
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
        }

        .game-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            letter-spacing: var(--letter-spacing-tight);
        }

        .game-card-desc {
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--color-text-muted);
            line-height: 1.6;
            flex: 1;
        }

        .game-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: 0.7rem;
            color: var(--color-text-muted);
            padding-top: 10px;
            border-top: 1px solid var(--color-border-light);
        }

        .game-card-rtp {
            display: flex;
            align-items: center;
            gap: 4px;
            font-weight: 600;
            color: var(--color-gold);
        }

        .game-card-play {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 7px;
            padding: 10px 14px;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--color-primary-deep);
            background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            width: 100%;
            margin-top: 4px;
            letter-spacing: var(--letter-spacing-tight);
        }

        .game-card-play:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(255, 215, 0, 0.4);
            opacity: 1;
        }

        .game-card-play:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: none;
        }

        /* ===================================================================
           FEATURE ITEMS (alternating layout)
           =================================================================== */
        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .feature-item {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
            padding: 28px 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .feature-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .feature-item:first-child {
            padding-top: 0;
        }

        .feature-item.reverse .feature-text {
            order: 2;
        }

        .feature-item.reverse .feature-visual {
            order: 1;
        }

        .feature-text {
            display: flex;
            flex-direction: column;
            gap: 12px;
            text-align: left;
        }

        .feature-number {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
        }

        .feature-title {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            letter-spacing: var(--letter-spacing-tight);
        }

        .feature-desc {
            font-size: 0.9rem;
            font-weight: 400;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        .feature-visual {
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 160px;
            background: rgba(255, 215, 0, 0.04);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-sm);
            padding: 20px;
            transition: all var(--transition-base);
        }

        .feature-visual:hover {
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--color-gold);
        }

        .feature-icon-big {
            font-size: 2.5rem;
            color: var(--color-gold);
            opacity: 0.7;
        }

        /* ===================================================================
           PROCESS STEPS (timeline)
           =================================================================== */
        .process-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
            margin-top: 20px;
        }

        .process-timeline::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, rgba(255, 215, 0, 0.4), rgba(255, 215, 0, 0.1), rgba(255, 215, 0, 0.4));
            pointer-events: none;
            display: none;
        }

        .process-step {
            display: flex;
            flex-direction: column;
            gap: 14px;
            text-align: left;
            position: relative;
            z-index: 1;
        }

        .process-dot {
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--color-primary-deep);
            background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 12px var(--color-shadow-gold);
            transition: all var(--transition-base);
        }

        .process-step:hover .process-dot {
            transform: scale(1.08);
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.5);
        }

        .process-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            letter-spacing: var(--letter-spacing-tight);
        }

        .process-desc {
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* ===================================================================
           CTA SECTION / FORM
           =================================================================== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-secondary) 100%);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            padding: var(--spacing-3xl) 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 50%;
            height: 80%;
            background: radial-gradient(ellipse, rgba(255, 215, 0, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .cta-content {
            display: flex;
            flex-direction: column;
            gap: 14px;
            text-align: left;
        }

        .cta-content h2 {
            font-size: 1.7rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: var(--letter-spacing-tight);
        }

        .cta-content h2 .highlight {
            color: var(--color-gold);
        }

        .cta-content p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            padding: 24px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            backdrop-filter: blur(6px);
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .form-group label {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--color-text-soft);
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
        }

        .form-group input {
            padding: 12px 14px;
            font-size: 0.9rem;
            color: var(--color-text);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            letter-spacing: var(--letter-spacing-tight);
        }

        .form-group input::placeholder {
            color: var(--color-text-muted);
            opacity: 0.6;
        }

        .form-group input:focus {
            border-color: var(--color-gold);
            background: rgba(255, 215, 0, 0.06);
            outline: none;
        }

        .form-hint {
            font-size: 0.72rem;
            color: var(--color-text-muted);
            text-align: left;
        }

        .btn-form-submit {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 20px;
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--color-primary-deep);
            background: linear-gradient(135deg, var(--color-gold), var(--color-amber));
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 16px var(--color-shadow-gold);
            transition: all var(--transition-base);
            letter-spacing: var(--letter-spacing-tight);
        }

        .btn-form-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.5);
            opacity: 1;
        }

        .btn-form-submit:active {
            transform: translateY(1px) scale(0.98);
        }

        /* ===================================================================
           FAQ ACCORDION
           =================================================================== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0;
        }

        .faq-item {
            background: rgba(14, 50, 32, 0.7);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .faq-item.open {
            border-color: var(--color-gold);
            background: rgba(14, 50, 32, 0.9);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: var(--letter-spacing-tight);
            text-align: left;
            transition: all var(--transition-base);
            width: 100%;
        }

        .faq-question:hover {
            color: var(--color-gold);
            opacity: 1;
        }

        .faq-question .faq-toggle {
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 0.8rem;
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-toggle {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 20px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* ===================================================================
           FLOATING ACTION BUTTON (FAB)
           =================================================================== */
        .fab-container {
            position: fixed;
            left: 16px;
            bottom: 84px;
            z-index: 50;
        }

        .fab-main {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            background: linear-gradient(145deg, #1C1C1E 0%, #0A0A0C 100%);
            border: 2px solid var(--color-gold);
            border-radius: 50%;
            color: var(--color-gold);
            font-size: 1.15rem;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 1px 3px rgba(255, 255, 255, 0.12);
            cursor: pointer;
            opacity: 0.7;
            transition: all var(--transition-base);
            animation: fab-breathe 3.2s ease-in-out infinite;
        }

        .fab-main:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5), inset 0 1px 3px rgba(255, 255, 255, 0.15);
            animation-play-state: paused;
        }

        .fab-main:active {
            transform: scale(0.95) translateY(2px);
            box-shadow: 0 2px 8px rgba(255, 215, 0, 0.25);
        }

        .fab-main .fab-icon {
            transition: transform var(--transition-base);
        }

        .fab-main:hover .fab-icon {
            animation: fab-spin 0.8s ease-in-out;
        }

        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: #D32F2F;
            border: 2px solid var(--color-primary-deep);
            border-radius: 50%;
            animation: fab-blink 1.8s ease-in-out infinite;
        }

        @keyframes fab-breathe {
            0%, 100% { transform: translateY(0); box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3); }
            50% { transform: translateY(-5px); box-shadow: 0 8px 28px rgba(255, 215, 0, 0.45); }
        }

        @keyframes fab-blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        @keyframes fab-spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Show FAB tooltip on hover */
        .fab-tooltip {
            position: absolute;
            left: 72px;
            top: 50%;
            transform: translateY(-50%);
            padding: 8px 14px;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--color-text);
            background: rgba(7, 31, 18, 0.95);
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-base), transform var(--transition-base);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }

        .fab-main:hover .fab-tooltip {
            opacity: 1;
            transform: translateY(-50%) translateX(4px);
        }

        /* ===================================================================
           FOOTER
           =================================================================== */
        .site-footer {
            background: var(--color-primary-deep);
            border-top: 1px solid var(--color-border);
            padding: var(--spacing-2xl) 0 0;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: var(--spacing-xl);
        }

        .footer-brand-col {
            display: flex;
            flex-direction: column;
            gap: 16px;
            text-align: left;
        }

        .footer-brand-desc {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted);
            background: rgba(255, 215, 0, 0.06);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            transition: all var(--transition-base);
        }

        .footer-social a:hover {
            color: var(--color-gold);
            border-color: var(--color-gold);
            background: rgba(255, 215, 0, 0.12);
            opacity: 1;
            transform: translateY(-2px);
        }

        .footer-col-title {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            letter-spacing: var(--letter-spacing-wide);
            text-transform: uppercase;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 9px;
        }

        .footer-links li {
            margin: 0;
        }

        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 0.82rem;
            color: var(--color-text-muted);
            transition: all var(--transition-base);
        }

        .footer-links a i {
            font-size: 0.6rem;
            color: var(--color-gold);
            opacity: 0.5;
            transition: opacity var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--color-gold);
            opacity: 1;
            transform: translateX(3px);
        }

        .footer-links a:hover i {
            opacity: 1;
        }

        .footer-bottom {
            padding: 20px 0;
            border-top: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            letter-spacing: var(--letter-spacing-tight);
            margin: 0;
        }

        .footer-disclaimer {
            font-size: 0.7rem;
            color: #8BA69B;
            line-height: 1.5;
            max-width: 400px;
            text-align: right;
        }

        /* ===================================================================
           MOBILE NAV DRAWER
           =================================================================== */
        @media (max-width: 1023px) {
            .menu-toggle {
                display: flex;
            }

            .nav-menu {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                width: 100%;
                padding: 12px 0;
                margin: 0;
                order: 10;
                flex-basis: 100%;
            }

            .nav-menu.open {
                display: flex;
                animation: navSlideDown 0.3s ease forwards;
            }

            .nav-link {
                padding: 12px 14px;
                width: 100%;
                border-radius: var(--radius-sm);
                font-size: 0.9rem;
            }

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

            .header-inner {
                min-height: auto;
            }

            @keyframes navSlideDown {
                from { opacity: 0; transform: translateY(-10px); }
                to { opacity: 1; transform: translateY(0); }
            }

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

            .hero-visual {
                order: -1;
            }

            .hero-image-clip {
                max-width: 100%;
                margin-left: 0;
                clip-path: polygon(4% 0%, 100% 0%, 100% 100%, 0% 100%);
                transform: rotate(-0.5deg);
            }

            .hero-image-clip img {
                height: 260px;
            }

            .hero-content h1 {
                font-size: 2rem;
            }

            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .game-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .feature-item,
            .feature-item.reverse {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .feature-item.reverse .feature-text {
                order: 1;
            }

            .feature-item.reverse .feature-visual {
                order: 2;
            }

            .feature-visual {
                min-height: 120px;
            }

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

            .process-timeline::before {
                display: none;
            }

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

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }

        @media (max-width: 767px) {
            .site-hero {
                padding: 100px 0 48px;
                min-height: auto;
            }

            .hero-content h1 {
                font-size: 1.7rem;
            }

            .hero-image-clip img {
                height: 200px;
            }

            .hero-kpi-row {
                gap: 18px;
                flex-wrap: wrap;
            }

            .hero-kpi-value {
                font-size: 1.25rem;
            }

            .section {
                padding: var(--spacing-2xl) 0;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .data-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .game-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .game-card-image {
                height: 180px;
            }

            .process-timeline {
                grid-template-columns: 1fr;
                gap: 18px;
            }

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

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

            .footer-disclaimer {
                text-align: left;
                max-width: 100%;
            }

            .btn-login {
                padding: 7px 12px;
                font-size: 0.75rem;
            }

            .btn-signup {
                padding: 7px 14px;
                font-size: 0.75rem;
            }

            .logo-text {
                font-size: 0.85rem;
            }

            .logo-text small {
                font-size: 0.58rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }

            .fab-container {
                left: 12px;
                bottom: 72px;
            }

            .fab-main {
                width: 48px;
                height: 48px;
                font-size: 1rem;
            }

            .fab-tooltip {
                display: none;
            }
        }

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

            .hero-content h1 {
                font-size: 1.45rem;
            }

            .hero-badge {
                font-size: 0.65rem;
                padding: 5px 10px;
            }

            .hero-description {
                font-size: 0.9rem;
            }

            .btn-primary-hero {
                padding: 12px 20px;
                font-size: 0.85rem;
                width: 100%;
                justify-content: center;
            }

            .btn-outline-hero {
                padding: 11px 18px;
                font-size: 0.82rem;
                width: 100%;
                justify-content: center;
            }

            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }

            .game-card-body {
                padding: 14px;
            }

            .game-card-title {
                font-size: 1rem;
            }

            .cta-form {
                padding: 18px;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 0.85rem;
            }

            .faq-answer {
                padding: 0 16px;
                font-size: 0.8rem;
            }

            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }

            .section-title {
                font-size: 1.25rem;
            }

            .section-subtitle {
                font-size: 0.85rem;
            }
        }

        /* ===================================================================
           UTILITY & MISC
           =================================================================== */
        .text-gold {
            color: var(--color-gold);
        }

        .text-muted {
            color: var(--color-text-muted);
        }

        .mt-0 { margin-top: 0; }
        .mb-0 { margin-bottom: 0; }
        .mb-md { margin-bottom: var(--spacing-md); }
        .mb-lg { margin-bottom: var(--spacing-lg); }

        /* Divider */
        .divider-gold {
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold), transparent);
            margin-top: 4px;
        }

        /* Scroll to top button */
        .scroll-top {
            position: fixed;
            right: 18px;
            bottom: 24px;
            z-index: 49;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(7, 31, 18, 0.85);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            color: var(--color-gold);
            font-size: 0.9rem;
            cursor: pointer;
            opacity: 0;
            pointer-events: none;
            transition: all var(--transition-base);
            backdrop-filter: blur(6px);
        }

        .scroll-top.visible {
            opacity: 1;
            pointer-events: auto;
        }

        .scroll-top:hover {
            background: rgba(7, 31, 18, 0.95);
            border-color: var(--color-gold);
            transform: translateY(-2px);
            opacity: 1;
        }

        /* Print styles */
        @media print {
            .site-header,
            .fab-container,
            .scroll-top,
            .site-footer {
                display: none !important;
            }

            body {
                background: #fff;
                color: #000;
            }

            .site-hero,
            .section {
                padding: 20px 0;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #08090F;
            --bg-secondary: #0D111E;
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --border-subtle: rgba(0, 240, 255, 0.15);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --radius-none: 0px;
            --radius-sm: 2px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
        }
        
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
        }
        
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(8,9,15,0.95);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-subtle);
        }
        
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-silver);
            text-decoration: none;
            font-weight: 500;
            padding: 0.75rem 0.25rem;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
        }
        
        .nav-link:hover {
            color: var(--accent-cyan);
            border-bottom-color: var(--accent-cyan);
        }
        
        .nav-link.active {
            color: var(--accent-blue);
            border-bottom-color: var(--accent-blue);
        }
        
        .logo-icon {
            font-size: 1.8rem;
            color: var(--accent-cyan);
        }
        
        .logo-text {
            font-weight: 700;
            line-height: 1.2;
            color: var(--text-white);
        }
        
        .logo-text small {
            display: block;
            font-size: 0.75rem;
            font-weight: 400;
            color: var(--text-silver);
        }
        
        /* Hero Coupon Wall */
        .hero-coupon {
            background: linear-gradient(135deg, rgba(13,17,30,0.92), rgba(8,9,15,0.95)), url('/assets/images/backpic/back-3.jpg');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-subtle);
        }
        
        .coupon-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-none);
            box-shadow: 0 0 10px rgba(0,240,255,0.1);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }
        
        .coupon-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-neon);
        }
        
        .coupon-card.main-coupon {
            border: 2px solid var(--accent-cyan);
            box-shadow: 0 0 25px rgba(0,240,255,0.3);
        }
        
        .btn-claim {
            background: var(--accent-blue);
            color: var(--text-white);
            border: none;
            border-radius: var(--radius-none);
            padding: 0.875rem 1.5rem;
            font-weight: 600;
            cursor: pointer;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }
        
        .btn-claim:hover {
            background: #003399;
            box-shadow: 0 0 15px rgba(0,82,255,0.6);
        }
        
        .btn-outline {
            background: transparent;
            border: 1px solid var(--accent-cyan);
            color: var(--accent-cyan);
            border-radius: var(--radius-none);
            padding: 0.75rem 1.5rem;
            font-weight: 500;
            cursor: pointer;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        
        .btn-outline:hover {
            background: rgba(0,240,255,0.1);
            color: var(--text-white);
        }
        
        /* Section Styles */
        .section {
            padding: 4rem 0;
        }
        
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-white);
        }
        
        .section-subtitle {
            color: var(--text-silver);
            font-size: 1.1rem;
            margin-bottom: 2rem;
        }
        
        /* Industrial Metric Bars */
        .metric-bar {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            padding: 1.25rem;
            text-align: center;
            border-radius: var(--radius-none);
        }
        
        .metric-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-cyan);
            display: block;
        }
        
        .metric-label {
            color: var(--text-silver);
            font-size: 0.9rem;
            margin-top: 0.25rem;
        }
        
        /* Step Cards */
        .step-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-none);
            padding: 1.5rem;
            position: relative;
            transition: border-color var(--transition-fast);
        }
        
        .step-card:hover {
            border-color: var(--accent-cyan);
        }
        
        .step-number {
            position: absolute;
            top: -10px;
            left: 1rem;
            background: var(--accent-blue);
            color: white;
            font-weight: 700;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
        }
        
        /* Form */
        .form-input {
            background: var(--bg-primary);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            padding: 0.75rem 1rem;
            border-radius: var(--radius-none);
            width: 100%;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        
        .form-input:focus {
            outline: none;
            border-color: var(--accent-cyan);
            box-shadow: 0 0 8px rgba(0,240,255,0.3);
        }
        
        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
            margin-bottom: 0.5rem;
        }
        
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.25rem 0;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-white);
            transition: color var(--transition-fast);
        }
        
        .faq-question:hover {
            color: var(--accent-cyan);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            color: var(--text-silver);
        }
        
        .faq-item.active .faq-answer {
            max-height: 200px;
        }
        
        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-brand-desc {
            color: var(--text-silver);
            font-size: 0.9rem;
            margin-top: 0.75rem;
        }
        
        .footer-social {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }
        
        .footer-social a {
            color: var(--text-silver);
            transition: color var(--transition-fast);
        }
        
        .footer-social a:hover {
            color: var(--accent-cyan);
        }
        
        .footer-col-title {
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--text-white);
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        
        .footer-links a {
            color: var(--text-silver);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        
        .footer-links a:hover {
            color: var(--accent-cyan);
        }
        
        .copyright {
            text-align: center;
            color: var(--text-silver);
            font-size: 0.85rem;
            border-top: 1px solid var(--border-subtle);
            padding-top: 1.5rem;
        }
        
        /* FAB */
        .fab {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            background: rgba(0,0,0,0.6);
            backdrop-filter: blur(8px);
            border: 2px solid transparent;
            background-image: linear-gradient(var(--bg-primary), var(--bg-primary)), linear-gradient(135deg, #CCFF00, #00F0FF);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            border-radius: 50px;
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 0 15px rgba(0,240,255,0.5);
            transition: all var(--transition-base);
            opacity: 0.6;
        }
        
        .fab:hover {
            opacity: 1;
            box-shadow: 0 0 25px rgba(0,240,255,0.8);
            transform: scale(1.05);
        }
        
        .fab .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            background: #FF007F;
            border-radius: 50%;
            animation: blink 1.5s infinite;
        }
        
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }
        
        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .nav-menu {
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                gap: 0.75rem;
                padding-bottom: 0.5rem;
            }
            .nav-link {
                white-space: nowrap;
                padding: 0.5rem 0.25rem;
            }
            .hero-coupon .grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 520px) {
            .section {
                padding: 2.5rem 0;
            }
            .metric-bar {
                padding: 1rem;
            }
            .metric-value {
                font-size: 1.5rem;
            }
        }