/* roulang page: index */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: #C5A059;
            --shadow-gold: rgba(255, 215, 0, 0.3);
            font-size: 16px;
        }

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

        body {
            margin: 0;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--primary-bg);
            color: var(--text-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #FFE55C;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* NAVIGATION */
        .top-bar, .top-bar ul {
            background-color: var(--secondary-bg);
        }
        .top-bar {
            padding: 0.75rem 0;
            border-bottom: 2px solid var(--accent-gold);
            box-shadow: 0 4px 12px rgba(0,0,0,0.5);
        }
        .top-bar .menu-text {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.5px;
        }
        .top-bar .menu li a {
            color: var(--text-mint);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }
        .top-bar .menu li a:hover,
        .top-bar .menu li a.active {
            background-color: rgba(255,215,0,0.15);
            color: var(--accent-gold);
        }
        .menu .cta-group {
            margin-left: auto;
            display: flex;
            gap: 0.75rem;
        }
        .btn-login {
            background: transparent;
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.5rem 1.25rem;
            border-radius: 6px;
            font-weight: 600;
            transition: 0.2s;
            cursor: pointer;
        }
        .btn-login:hover {
            background: rgba(255,215,0,0.1);
            color: #FFF;
        }
        .btn-signup {
            background: var(--accent-red);
            border: none;
            color: #FFF;
            padding: 0.5rem 1.5rem;
            border-radius: 6px;
            font-weight: 700;
            transition: 0.2s;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(211,47,47,0.4);
        }
        .btn-signup:hover {
            background: #B71C1C;
        }

        /* HERO SECTION */
        .hero-section {
            background: linear-gradient(135deg, #0A2E1C 0%, #0E3A22 100%);
            padding: 4rem 0 3rem;
            border-bottom: 4px solid var(--accent-gold);
        }
        .hero-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
        }
        .hero-text {
            flex: 1 1 500px;
        }
        .hero-text h1 {
            font-size: 2.4rem;
            color: var(--accent-gold);
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .hero-text p {
            font-size: 1.1rem;
            color: var(--text-mint);
            margin-bottom: 2rem;
            max-width: 600px;
        }
        .progress-block {
            background: rgba(0,0,0,0.3);
            border-radius: 12px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border: 1px solid rgba(255,215,0,0.3);
        }
        .progress-bar-bg {
            background: #2C3E30;
            height: 12px;
            border-radius: 20px;
            overflow: hidden;
            margin: 0.75rem 0;
        }
        .progress-fill {
            width: 65%;
            height: 100%;
            background: linear-gradient(90deg, #FFD700, #FFA000);
            border-radius: 20px;
        }
        .invite-btn {
            background: var(--accent-red);
            color: #FFF;
            padding: 0.75rem 2rem;
            border: none;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 6px 18px rgba(211,47,47,0.5);
            transition: 0.2s;
        }
        .invite-btn:hover {
            background: #B71C1C;
            transform: translateY(-2px);
        }

        .hero-image {
            flex: 1 1 400px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.6);
            border: 2px solid var(--border-gold);
        }

        /* COUPON GRID */
        .coupon-section {
            padding: 3rem 0;
            background: var(--secondary-bg);
        }
        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }
        .section-sub {
            color: var(--text-mint);
            margin-bottom: 2rem;
            font-size: 1rem;
        }
        .coupon-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
        }
        .coupon-card {
            background: #1A3B2B;
            border: 1px solid var(--border-gold);
            border-radius: 12px;
            padding: 1.5rem;
            text-align: center;
            transition: 0.3s;
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        }
        .coupon-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-gold);
            box-shadow: 0 8px 20px var(--shadow-gold);
        }
        .coupon-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
        }
        .coupon-desc {
            color: var(--text-mint);
            margin: 0.5rem 0;
        }

        /* RULES */
        .rules-section {
            padding: 3rem 0;
            background: var(--primary-bg);
        }
        .rule-item {
            display: flex;
            gap: 1rem;
            margin-bottom: 1.5rem;
            align-items: flex-start;
        }
        .rule-icon {
            color: var(--accent-gold);
            font-size: 1.8rem;
            width: 40px;
        }

        /* PRICE COMPARISON */
        .compare-section {
            padding: 3rem 0;
            background: #0F3422;
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            background: #1A3B2B;
            border-radius: 12px;
            overflow: hidden;
        }
        .compare-table th {
            background: var(--accent-red);
            color: #FFF;
            padding: 1rem;
            font-weight: 700;
        }
        .compare-table td {
            padding: 0.8rem 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            color: var(--text-mint);
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }

        /* GUEST HIGHLIGHTS */
        .guest-section {
            padding: 3rem 0;
            background: var(--secondary-bg);
        }
        .guest-scroll {
            display: flex;
            overflow-x: auto;
            gap: 1.5rem;
            padding-bottom: 1rem;
        }
        .guest-card {
            min-width: 220px;
            background: #1A3B2B;
            border-radius: 12px;
            padding: 1.5rem;
            border: 1px solid var(--border-gold);
            flex-shrink: 0;
        }
        .guest-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--accent-gold);
            margin-bottom: 1rem;
        }

        /* SELLING POINTS */
        .points-section {
            padding: 3rem 0;
            background: var(--primary-bg);
        }
        .points-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .point-card {
            background: #0F3422;
            padding: 2rem;
            border-radius: 12px;
            border-left: 4px solid var(--accent-gold);
        }

        /* NEWS LIST */
        .news-section {
            padding: 3rem 0;
            background: var(--secondary-bg);
        }
        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
        }
        .news-list a {
            display: flex;
            justify-content: space-between;
            padding: 0.8rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            color: var(--text-mint);
            transition: 0.2s;
        }
        .news-list a:hover {
            color: var(--accent-gold);
        }
        .news-sidebar {
            background: #1A3B2B;
            padding: 1.5rem;
            border-radius: 12px;
            border: 1px solid var(--border-gold);
        }

        /* FAQ */
        .faq-section {
            padding: 3rem 0;
            background: var(--primary-bg);
        }
        .faq-item {
            background: #0F3422;
            border-radius: 8px;
            margin-bottom: 1rem;
            padding: 1rem 1.5rem;
            border-left: 4px solid var(--accent-gold);
        }
        .faq-q {
            font-weight: 700;
            color: var(--accent-gold);
        }

        /* CTA */
        .cta-section {
            padding: 4rem 0;
            background: linear-gradient(135deg, #123E25, #0A2E1C);
            text-align: center;
        }
        .cta-btn {
            background: var(--accent-red);
            color: #FFF;
            padding: 1rem 2.5rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1.2rem;
            border: none;
            cursor: pointer;
            box-shadow: 0 6px 20px rgba(211,47,47,0.5);
        }

        /* FOOTER */
        .footer {
            background: #091F14;
            padding: 2rem 0;
            border-top: 2px solid var(--accent-gold);
            color: var(--text-mint);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #C5A059, #8B6914);
            border: 3px solid var(--accent-gold);
            box-shadow: 0 4px 20px var(--shadow-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #FFF;
            opacity: 0.8;
            animation: floatFab 3s infinite ease-in-out;
            cursor: pointer;
            transition: 0.3s;
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
        }
        @keyframes floatFab {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        @media (max-width: 768px) {
            .hero-text h1 { font-size: 1.8rem; }
            .news-grid { grid-template-columns: 1fr; }
            .top-bar .menu { flex-wrap: wrap; }
        }
        @media (max-width: 520px) {
            .coupon-grid { grid-template-columns: 1fr 1fr; }
        }

/* roulang page: article */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: #C5A059;
            --shadow-gold: rgba(255, 215, 0, 0.3);
            font-size: 16px;
        }

        body {
            margin: 0;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--primary-bg);
            color: var(--text-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        a:hover {
            color: #FFE55C;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .top-bar,
        .top-bar ul {
            background-color: var(--secondary-bg);
        }

        .top-bar .menu-text {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.5px;
        }

        .top-bar .menu li a {
            color: var(--text-mint);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }

        .top-bar .menu li a:hover,
        .top-bar .menu li a.active {
            background-color: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
        }

        .menu .cta-group {
            margin-left: auto;
            display: flex;
            gap: 0.75rem;
        }

        .btn-login {
            background: transparent;
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.5rem 1.25rem;
            border-radius: 6px;
            font-weight: 600;
            transition: 0.2s;
            cursor: pointer;
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.1);
            color: #FFF;
        }

        .btn-signup {
            background: var(--accent-red);
            border: none;
            color: #FFF;
            padding: 0.5rem 1.5rem;
            border-radius: 6px;
            font-weight: 700;
            transition: 0.2s;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(211, 47, 47, 0.4);
        }

        .btn-signup:hover {
            background: #B71C1C;
        }

        .article-hero {
            background: linear-gradient(135deg, #0A2E1C 0%, #0E3A22 100%);
            padding: 3rem 0 2rem;
            border-bottom: 4px solid var(--accent-gold);
            position: relative;
        }

        .article-hero .badge {
            display: inline-block;
            background: var(--accent-red);
            color: #FFF;
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

        .article-hero h1 {
            font-size: 2.6rem;
            color: var(--accent-gold);
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.3;
            max-width: 800px;
        }

        .article-hero .meta {
            color: var(--text-mint);
            font-size: 0.95rem;
            display: flex;
            gap: 1.5rem;
            align-items: center;
            flex-wrap: wrap;
        }

        .article-body {
            padding: 3rem 0;
            background: var(--primary-bg);
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 3rem;
            align-items: start;
        }

        .article-content {
            background: #0F3422;
            padding: 2.5rem;
            border-radius: 16px;
            border: 1px solid var(--border-gold);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }

        .article-content h2 {
            font-size: 1.7rem;
            color: var(--accent-gold);
            margin-top: 2rem;
            margin-bottom: 1rem;
            font-weight: 700;
            border-left: 4px solid var(--accent-gold);
            padding-left: 1rem;
        }

        .article-content h3 {
            font-size: 1.35rem;
            color: #FFE55C;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
            font-weight: 600;
        }

        .article-content p {
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 1.25rem;
            font-size: 1.05rem;
        }

        .article-content ul,
        .article-content ol {
            color: var(--text-mint);
            margin-left: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .article-content li {
            margin-bottom: 0.5rem;
            line-height: 1.6;
        }

        .article-content strong {
            color: var(--accent-gold);
            font-weight: 700;
        }

        .sidebar {
            position: sticky;
            top: 2rem;
        }

        .sidebar-card {
            background: var(--secondary-bg);
            border: 1px solid var(--border-gold);
            border-radius: 16px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
        }

        .sidebar-card h4 {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 1rem;
            border-bottom: 1px solid rgba(255, 215, 0, 0.3);
            padding-bottom: 0.5rem;
        }

        .sidebar-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .sidebar-card ul li {
            margin-bottom: 0.75rem;
        }

        .sidebar-card ul li a {
            color: var(--text-mint);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: 0.2s;
            font-size: 0.95rem;
        }

        .sidebar-card ul li a:hover {
            color: var(--accent-gold);
            transform: translateX(5px);
        }

        .sidebar-card ul li a i {
            color: var(--accent-gold);
            font-size: 0.7rem;
        }

        .cta-box {
            background: linear-gradient(135deg, #D32F2F, #B71C1C);
            color: #FFF;
            padding: 1.5rem;
            border-radius: 16px;
            text-align: center;
            box-shadow: 0 8px 20px rgba(211, 47, 47, 0.4);
        }

        .cta-box h4 {
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 0.75rem;
        }

        .cta-box p {
            font-size: 0.9rem;
            margin-bottom: 1rem;
            opacity: 0.9;
        }

        .cta-box .btn-cta {
            background: #FFF;
            color: #D32F2F;
            font-weight: 700;
            padding: 0.6rem 1.5rem;
            border-radius: 8px;
            display: inline-block;
        }

        .cta-box .btn-cta:hover {
            background: #FFE55C;
            color: #000;
        }

        .not-found {
            text-align: center;
            padding: 4rem 2rem;
        }

        .not-found h2 {
            color: var(--accent-gold);
        }

        .footer {
            background: #071F13;
            padding: 2.5rem 0;
            border-top: 2px solid var(--border-gold);
            margin-top: 2rem;
        }

        .footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: space-between;
            align-items: flex-start;
            font-size: 0.9rem;
            color: var(--text-mint);
        }

        .footer-grid div {
            flex: 1 1 200px;
        }

        .footer-grid p {
            margin-bottom: 0.25rem;
        }

        .fab-left {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 50;
            background: var(--primary-bg);
            border: 2px solid var(--accent-gold);
            border-radius: 50%;
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px var(--shadow-gold);
            transition: 0.3s;
            cursor: pointer;
            color: var(--accent-gold);
            font-size: 1.5rem;
            animation: float 3s ease-in-out infinite;
        }

        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 0 25px var(--accent-gold);
        }

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

        .fab-left .badge-dot {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #FFF;
            animation: blink 1.5s infinite;
        }

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

        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
        }

        @media (max-width: 768px) {
            .top-bar .menu {
                flex-wrap: wrap;
                justify-content: center;
            }
            .article-hero h1 {
                font-size: 2rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .footer-grid {
                flex-direction: column;
            }
            .fab-left {
                left: 0.75rem;
                bottom: 3rem;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: #C5A059;
            --shadow-gold: rgba(255, 215, 0, 0.3);
            font-size: 16px;
        }

        body {
            margin: 0;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--primary-bg);
            color: var(--text-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        a:hover {
            color: #FFE55C;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* NAVIGATION */
        .top-bar,
        .top-bar ul {
            background-color: var(--secondary-bg);
        }

        .top-bar .menu-text {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.5px;
        }

        .top-bar .menu li a {
            color: var(--text-mint);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }

        .top-bar .menu li a:hover,
        .top-bar .menu li a.active {
            background-color: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
        }

        .menu .cta-group {
            margin-left: auto;
            display: flex;
            gap: 0.75rem;
        }

        .btn-login {
            background: transparent;
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.5rem 1.25rem;
            border-radius: 6px;
            font-weight: 600;
            transition: 0.2s;
            cursor: pointer;
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.1);
            color: #FFF;
        }

        .btn-signup {
            background: var(--accent-red);
            border: none;
            color: #FFF;
            padding: 0.5rem 1.5rem;
            border-radius: 6px;
            font-weight: 700;
            transition: 0.2s;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(211, 47, 47, 0.4);
        }

        .btn-signup:hover {
            background: #B71C1C;
        }

        /* HERO CATEGORY */
        .hero-category {
            background: linear-gradient(135deg, #0A2E1C 0%, #0E3A22 100%);
            padding: 4rem 0 3rem;
            border-bottom: 4px solid var(--accent-gold);
            position: relative;
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 50%;
            height: 160%;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 0;
        }

        .hero-cat-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2.5rem;
            position: relative;
            z-index: 1;
        }

        .hero-cat-text {
            flex: 1 1 480px;
        }

        .hero-cat-text h1 {
            font-size: 2.4rem;
            color: var(--accent-gold);
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .hero-cat-text p {
            font-size: 1.1rem;
            color: var(--text-mint);
            margin-bottom: 2rem;
            max-width: 600px;
        }

        .group-buy-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            background: rgba(0, 0, 0, 0.35);
            backdrop-filter: blur(8px);
            padding: 0.75rem 1.5rem;
            border-radius: 40px;
            border: 1px solid var(--border-gold);
            margin-bottom: 1.5rem;
        }

        .group-buy-badge span {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.15rem;
        }

        .group-btn-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .btn-create-group {
            background: var(--accent-red);
            color: #FFF;
            padding: 0.8rem 2.2rem;
            border: none;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 6px 18px rgba(211, 47, 47, 0.5);
            transition: 0.2s;
        }

        .btn-create-group:hover {
            background: #B71C1C;
            transform: translateY(-2px);
        }

        .btn-join-group {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.8rem 2.2rem;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: 0.2s;
        }

        .btn-join-group:hover {
            background: rgba(255, 215, 0, 0.1);
            color: #FFF;
        }

        .hero-cat-image {
            flex: 1 1 380px;
            border-radius: 18px;
            overflow: hidden;
            box-shadow: 0 10px 35px rgba(0, 0, 0, 0.7);
            border: 2px solid var(--border-gold);
        }

        /* INTRO SECTION */
        .intro-section {
            padding: 3.5rem 0;
            background: var(--primary-bg);
        }

        .intro-grid {
            display: grid;
            grid-template-columns: 2.2fr 1fr;
            gap: 2.5rem;
            align-items: start;
        }

        .intro-content h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 1.25rem;
        }

        .intro-content p {
            color: var(--text-mint);
            margin-bottom: 1.25rem;
            font-size: 1.05rem;
            text-align: left;
        }

        .intro-sidebar {
            background: #0F3422;
            border-radius: 14px;
            padding: 2rem;
            border-left: 4px solid var(--accent-gold);
        }

        .intro-sidebar h3 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .intro-sidebar ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .intro-sidebar ul li {
            padding: 0.6rem 0;
            border-bottom: 1px solid rgba(255, 215, 0, 0.2);
            color: var(--text-mint);
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .intro-sidebar ul li i {
            color: var(--accent-gold);
            font-size: 0.85rem;
        }

        /* STEPS SECTION */
        .steps-section {
            padding: 3.5rem 0;
            background: var(--secondary-bg);
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
            text-align: left;
        }

        .section-sub {
            color: var(--text-mint);
            margin-bottom: 2.5rem;
            font-size: 1rem;
            text-align: left;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 2rem;
        }

        .step-card {
            background: #1A3B2B;
            border: 1px solid var(--border-gold);
            border-radius: 14px;
            padding: 2rem 1.5rem;
            position: relative;
            transition: 0.3s;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            text-align: left;
        }

        .step-card:hover {
            transform: translateY(-6px);
            border-color: var(--accent-gold);
            box-shadow: 0 10px 25px var(--shadow-gold);
        }

        .step-number {
            background: var(--accent-red);
            color: #FFF;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.25rem;
            margin-bottom: 1rem;
        }

        .step-card h3 {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
        }

        .step-card p {
            color: var(--text-mint);
            font-size: 0.95rem;
        }

        /* COMPARE TABLE */
        .compare-section {
            padding: 3.5rem 0;
            background: #0F3422;
        }

        .compare-table-wrapper {
            overflow-x: auto;
            border-radius: 14px;
            border: 1px solid var(--border-gold);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            background: #1A3B2B;
            color: var(--text-mint);
            min-width: 600px;
        }

        th {
            background: var(--secondary-bg);
            color: var(--accent-gold);
            font-weight: 700;
            padding: 1rem 1.5rem;
            text-align: left;
            border-bottom: 2px solid var(--border-gold);
        }

        td {
            padding: 0.9rem 1.5rem;
            border-bottom: 1px solid rgba(255, 215, 0, 0.2);
            vertical-align: top;
        }

        tr:last-child td {
            border-bottom: none;
        }

        tr:hover td {
            background: rgba(255, 215, 0, 0.05);
        }

        /* FAQ SECTION */
        .faq-section {
            padding: 3.5rem 0;
            background: var(--primary-bg);
        }

        .faq-list {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: #1A3B2B;
            border: 1px solid var(--border-gold);
            border-radius: 12px;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: 0.3s;
            text-align: left;
        }

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

        .faq-question {
            padding: 1.25rem 1.5rem;
            font-weight: 700;
            color: var(--accent-gold);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 1.05rem;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-answer {
            padding: 0 1.5rem 1.25rem;
            color: var(--text-mint);
            display: none;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            transition: 0.3s;
        }

        .faq-question i {
            transition: 0.3s;
            color: var(--accent-gold);
        }

        /* CTA FINAL */
        .cta-final {
            padding: 4rem 0;
            background: linear-gradient(135deg, #0A2E1C 0%, #0E3A22 100%);
            text-align: center;
            border-top: 3px solid var(--accent-gold);
            border-bottom: 3px solid var(--accent-gold);
        }

        .cta-final h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }

        .cta-final p {
            color: var(--text-mint);
            margin-bottom: 2rem;
            font-size: 1.1rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            background: var(--accent-red);
            color: #FFF;
            padding: 0.9rem 2.5rem;
            border: none;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1.15rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 8px 22px rgba(211, 47, 47, 0.55);
            transition: 0.2s;
        }

        .btn-cta-large:hover {
            background: #B71C1C;
            transform: translateY(-3px);
        }

        /* FOOTER */
        .footer {
            background: #0A2A1A;
            padding: 2.5rem 0;
            color: var(--text-mint);
            font-size: 0.9rem;
            border-top: 2px solid var(--border-gold);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
            text-align: left;
        }

        .footer strong {
            font-size: 1.1rem;
            display: block;
            margin-bottom: 0.5rem;
        }

        /* RESPONSIVE */
        @media (max-width: 1024px) {
            .hero-cat-text h1 {
                font-size: 2rem;
            }

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

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

            .top-bar .menu {
                flex-wrap: wrap;
                justify-content: center;
            }

            .menu .cta-group {
                margin-left: 0;
            }
        }

        @media (max-width: 768px) {
            .hero-cat-grid {
                flex-direction: column;
                text-align: left;
            }

            .hero-cat-text h1 {
                font-size: 1.8rem;
            }

            .hero-cat-image {
                order: -1;
                max-width: 100%;
            }

            .group-btn-row {
                justify-content: flex-start;
            }

            .top-bar .menu {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
            }

            .menu .cta-group {
                flex-direction: row;
                width: auto;
            }

            .container {
                padding: 0 1rem;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .cta-final h2 {
                font-size: 1.7rem;
            }

            .compare-table-wrapper {
                border-radius: 8px;
            }
        }

        @media (max-width: 520px) {
            .hero-cat-text h1 {
                font-size: 1.5rem;
            }

            .btn-create-group,
            .btn-join-group {
                width: 100%;
                justify-content: center;
            }

            .step-card {
                padding: 1.5rem;
            }

            .faq-question {
                font-size: 0.95rem;
                padding: 1rem;
            }

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

/* roulang page: category2 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: #C5A059;
            --shadow-gold: rgba(255, 215, 0, 0.3);
            font-size: 16px;
        }

        body {
            margin: 0;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--primary-bg);
            color: var(--text-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        a:hover {
            color: #FFE55C;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .top-bar,
        .top-bar ul {
            background-color: var(--secondary-bg);
        }

        .top-bar .menu-text {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.5px;
        }

        .top-bar .menu li a {
            color: var(--text-mint);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }

        .top-bar .menu li a:hover,
        .top-bar .menu li a.active {
            background-color: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
        }

        .menu .cta-group {
            margin-left: auto;
            display: flex;
            gap: 0.75rem;
        }

        .btn-login {
            background: transparent;
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.5rem 1.25rem;
            border-radius: 6px;
            font-weight: 600;
            transition: 0.2s;
            cursor: pointer;
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.1);
            color: #FFF;
        }

        .btn-signup {
            background: var(--accent-red);
            border: none;
            color: #FFF;
            padding: 0.5rem 1.5rem;
            border-radius: 6px;
            font-weight: 700;
            transition: 0.2s;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(211, 47, 47, 0.4);
        }

        .btn-signup:hover {
            background: #B71C1C;
        }

        .hero-section {
            background: linear-gradient(135deg, #0A2E1C 0%, #0E3A22 100%);
            padding: 4rem 0 3rem;
            border-bottom: 4px solid var(--accent-gold);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }

        .hero-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
            position: relative;
            z-index: 1;
        }

        .hero-text {
            flex: 1 1 500px;
        }

        .hero-text h1 {
            font-size: 2.4rem;
            color: var(--accent-gold);
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .hero-text p {
            font-size: 1.1rem;
            color: var(--text-mint);
            margin-bottom: 2rem;
            max-width: 600px;
        }

        .countdown-bar {
            background: rgba(0, 0, 0, 0.5);
            border: 1px solid var(--border-gold);
            border-radius: 8px;
            padding: 1rem 1.5rem;
            display: inline-flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .countdown-bar span {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.3rem;
        }

        .cta-dual {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .invite-btn {
            background: var(--accent-red);
            color: #FFF;
            padding: 0.75rem 2rem;
            border: none;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 6px 18px rgba(211, 47, 47, 0.5);
            transition: 0.2s;
        }

        .invite-btn:hover {
            background: #B71C1C;
            transform: translateY(-2px);
        }

        .outline-btn {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.75rem 2rem;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: 0.2s;
        }

        .outline-btn:hover {
            background: rgba(255, 215, 0, 0.15);
        }

        .hero-image {
            flex: 1 1 400px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
            border: 2px solid var(--border-gold);
        }

        .section-padding {
            padding: 3.5rem 0;
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }

        .section-sub {
            color: var(--text-mint);
            margin-bottom: 2rem;
            font-size: 1rem;
        }

        .example-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .example-card {
            background: #1A3B2B;
            border: 1px solid var(--border-gold);
            border-radius: 12px;
            padding: 1.8rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            transition: 0.3s;
        }

        .example-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-gold);
            box-shadow: 0 8px 20px var(--shadow-gold);
        }

        .example-card h3 {
            color: var(--accent-gold);
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }

        .example-card .match-info {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            margin-bottom: 1rem;
            font-weight: 600;
            color: var(--text-mint);
        }

        .example-card .score {
            background: var(--accent-red);
            color: #FFF;
            padding: 0.25rem 0.75rem;
            border-radius: 4px;
            font-weight: 700;
            margin-left: auto;
        }

        .example-card p {
            font-size: 0.95rem;
            color: #B8D4C9;
            line-height: 1.7;
        }

        .breakdown-box {
            background: #0F3422;
            border-left: 4px solid var(--accent-gold);
            padding: 1rem 1.5rem;
            border-radius: 0 8px 8px 0;
            margin-top: 1rem;
        }

        .breakdown-box strong {
            color: var(--accent-gold);
        }

        .flow-section {
            background: var(--secondary-bg);
            padding: 3rem 0;
            position: relative;
        }

        .flow-step {
            display: flex;
            gap: 1.5rem;
            align-items: flex-start;
            margin-bottom: 2rem;
            padding: 1.5rem;
            background: #1A3B2B;
            border-radius: 12px;
            border: 1px solid rgba(197, 160, 89, 0.4);
        }

        .step-number {
            background: var(--accent-gold);
            color: #0A2E1C;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .step-content h4 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .testimonial-section {
            background: var(--primary-bg);
            padding: 3rem 0;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .testimonial-card {
            background: #0F3422;
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid var(--border-gold);
            position: relative;
        }

        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--accent-gold);
            opacity: 0.5;
            margin-bottom: 0.5rem;
        }

        .testimonial-card .author {
            color: var(--accent-gold);
            font-weight: 700;
            margin-top: 1rem;
        }

        .faq-section {
            background: var(--secondary-bg);
            padding: 3.5rem 0;
        }

        .faq-item {
            background: #1A3B2B;
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 1rem;
            border: 1px solid rgba(197, 160, 89, 0.3);
            transition: 0.2s;
        }

        .faq-item h4 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

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

        .cta-section {
            background: linear-gradient(135deg, #0A2E1C, #123E25);
            padding: 3rem 0;
            text-align: center;
            border-top: 2px solid var(--border-gold);
        }

        .footer {
            background: #0A2E1C;
            padding: 2rem 0;
            border-top: 2px solid var(--border-gold);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            font-size: 0.9rem;
            color: var(--text-mint);
        }

        .footer strong {
            color: var(--accent-gold);
        }

        @media (max-width: 768px) {
            .hero-text h1 {
                font-size: 1.8rem;
            }

            .top-bar .menu {
                flex-wrap: wrap;
                justify-content: center;
            }

            .menu .cta-group {
                margin-left: 0;
                margin-top: 0.5rem;
            }

            .hero-grid {
                flex-direction: column;
            }

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

/* roulang page: category3 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: #C5A059;
            --shadow-gold: rgba(255, 215, 0, 0.3);
            font-size: 16px;
        }
        body {
            margin: 0;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--primary-bg);
            color: var(--text-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #FFE55C;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        /* NAVIGATION */
        .top-bar, .top-bar ul {
            background-color: var(--secondary-bg);
        }
        .top-bar .menu-text {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.5px;
        }
        .top-bar .menu li a {
            color: var(--text-mint);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }
        .top-bar .menu li a:hover,
        .top-bar .menu li a.active {
            background-color: rgba(255,215,0,0.15);
            color: var(--accent-gold);
        }
        .menu .cta-group {
            margin-left: auto;
            display: flex;
            gap: 0.75rem;
        }
        .btn-login {
            background: transparent;
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.5rem 1.25rem;
            border-radius: 6px;
            font-weight: 600;
            transition: 0.2s;
            cursor: pointer;
        }
        .btn-login:hover {
            background: rgba(255,215,0,0.1);
            color: #FFF;
        }
        .btn-signup {
            background: var(--accent-red);
            border: none;
            color: #FFF;
            padding: 0.5rem 1.5rem;
            border-radius: 6px;
            font-weight: 700;
            transition: 0.2s;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(211,47,47,0.4);
        }
        .btn-signup:hover {
            background: #B71C1C;
        }
        /* HERO SECTION */
        .hero-section {
            background: linear-gradient(135deg, #0A2E1C 0%, #0E3A22 100%);
            padding: 4rem 0 3rem;
            border-bottom: 4px solid var(--accent-gold);
            position: relative;
            overflow: hidden;
        }
        .hero-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
        }
        .hero-text {
            flex: 1 1 500px;
        }
        .hero-text h1 {
            font-size: 2.4rem;
            color: var(--accent-gold);
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .hero-text p {
            font-size: 1.1rem;
            color: var(--text-mint);
            margin-bottom: 2rem;
            max-width: 600px;
        }
        .invite-btn {
            background: var(--accent-red);
            color: #FFF;
            padding: 0.75rem 2rem;
            border: none;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            box-shadow: 0 6px 18px rgba(211,47,47,0.5);
            transition: 0.2s;
        }
        .invite-btn:hover {
            background: #B71C1C;
            transform: translateY(-2px);
        }
        .hero-image {
            flex: 1 1 400px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.6);
            border: 2px solid var(--border-gold);
        }
        /* SECTION STYLES */
        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }
        .section-sub {
            color: var(--text-mint);
            margin-bottom: 2rem;
            font-size: 1rem;
        }
        /* FEATURES GRID */
        .features-section {
            padding: 3rem 0;
            background: var(--secondary-bg);
        }
        .feature-card {
            background: #1A3B2B;
            border: 1px solid var(--border-gold);
            border-radius: 12px;
            padding: 1.5rem;
            transition: 0.3s;
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-gold);
            box-shadow: 0 8px 20px var(--shadow-gold);
        }
        .feature-card .icon {
            font-size: 2.5rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }
        /* CASE STUDIES */
        .case-studies-section {
            padding: 3rem 0;
            background: var(--primary-bg);
        }
        .case-card {
            background: #0F3422;
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 2rem;
            border-left: 6px solid var(--accent-gold);
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        }
        .case-card h3 {
            color: var(--accent-gold);
            font-weight: 700;
        }
        .case-card .amount {
            font-weight: 700;
            font-size: 1.2rem;
        }
        .win-amount {
            color: #4CAF50;
        }
        .lose-amount {
            color: #FF5722;
        }
        .half-amount {
            color: #FFC107;
        }
        /* HOW IT WORKS */
        .how-section {
            padding: 3rem 0;
            background: var(--secondary-bg);
        }
        .step-item {
            display: flex;
            gap: 1.5rem;
            align-items: flex-start;
            margin-bottom: 2rem;
        }
        .step-number {
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 800;
            font-size: 1.5rem;
            width: 50px;
            height: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            flex-shrink: 0;
        }
        /* TESTIMONIALS */
        .testimonial-section {
            padding: 3rem 0;
            background: #0F3422;
        }
        .testimonial-card {
            background: #1A3B2B;
            border-radius: 12px;
            padding: 2rem;
            border: 1px solid var(--border-gold);
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        }
        /* FAQ SECTION */
        .faq-section {
            padding: 3rem 0;
            background: var(--secondary-bg);
        }
        .faq-item {
            background: #1A3B2B;
            border-radius: 8px;
            margin-bottom: 1rem;
            overflow: hidden;
            border: 1px solid var(--border-gold);
        }
        .faq-question {
            padding: 1.2rem 1.5rem;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-white);
            transition: 0.2s;
        }
        .faq-question:hover {
            background: rgba(255,215,0,0.1);
        }
        .faq-answer {
            padding: 0 1.5rem 1.2rem;
            color: var(--text-mint);
            display: none;
        }
        .faq-answer.show {
            display: block;
        }
        /* CTA SECTION */
        .cta-section {
            padding: 3rem 0;
            background: var(--primary-bg);
            text-align: center;
        }
        .cta-section .invite-btn {
            margin: 1.5rem auto 0;
        }
        /* FOOTER */
        .footer {
            background: var(--secondary-bg);
            padding: 2rem 0;
            border-top: 2px solid var(--accent-gold);
            color: var(--text-mint);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer a {
            color: var(--text-mint);
            text-decoration: none;
            transition: 0.2s;
        }
        .footer a:hover {
            color: var(--accent-gold);
        }
        /* RESPONSIVE */
        @media (max-width: 768px) {
            .hero-grid {
                flex-direction: column;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .top-bar .menu {
                flex-wrap: wrap;
                gap: 0.25rem;
            }
            .top-bar .menu li a {
                padding: 0.4rem 0.8rem;
                font-size: 0.9rem;
            }
            .menu .cta-group {
                margin-left: 0;
                margin-top: 0.5rem;
                width: 100%;
                justify-content: flex-end;
            }
        }
        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .step-item {
                flex-direction: column;
                gap: 0.5rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: #C5A059;
            --shadow-gold: rgba(255, 215, 0, 0.3);
            font-size: 16px;
        }
        
        body {
            margin: 0;
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--primary-bg);
            color: var(--text-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        a:hover {
            color: #FFE55C;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* NAVIGATION */
        .top-bar, .top-bar ul {
            background-color: var(--secondary-bg);
        }
        
        .top-bar .menu-text {
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.5px;
        }
        
        .top-bar .menu li a {
            color: var(--text-mint);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }
        
        .top-bar .menu li a:hover,
        .top-bar .menu li a.active {
            background-color: rgba(255,215,0,0.15);
            color: var(--accent-gold);
        }
        
        .menu .cta-group {
            margin-left: auto;
            display: flex;
            gap: 0.75rem;
        }
        
        .btn-login {
            background: transparent;
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 0.5rem 1.25rem;
            border-radius: 6px;
            font-weight: 600;
            transition: 0.2s;
            cursor: pointer;
        }
        
        .btn-login:hover {
            background: rgba(255,215,0,0.1);
            color: #FFF;
        }
        
        .btn-signup {
            background: var(--accent-red);
            border: none;
            color: #FFF;
            padding: 0.5rem 1.5rem;
            border-radius: 6px;
            font-weight: 700;
            transition: 0.2s;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(211,47,47,0.4);
        }
        
        .btn-signup:hover {
            background: #B71C1C;
        }

        /* HERO BANNER */
        .hero-banner {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            padding: 5rem 0;
            border-bottom: 4px solid var(--accent-gold);
            position: relative;
            overflow: hidden;
        }
        
        .hero-banner::before {
            content: "";
            position: absolute;
            top: -30px;
            right: -30px;
            background: var(--accent-red);
            color: #FFF;
            padding: 1rem 2.5rem;
            font-weight: 800;
            font-size: 1.5rem;
            transform: rotate(25deg);
            box-shadow: 0 8px 20px rgba(0,0,0,0.5);
            z-index: 5;
            content: "HOT 2026";
        }
        
        .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2rem;
        }
        
        .hero-left {
            flex: 1 1 500px;
        }
        
        .hero-left h1 {
            font-size: 2.8rem;
            color: var(--accent-gold);
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.2;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.6);
        }
        
        .hero-left .badge-timer {
            display: inline-block;
            background: var(--accent-red);
            padding: 0.5rem 1.5rem;
            border-radius: 30px;
            font-weight: 700;
            margin-bottom: 1.5rem;
            animation: pulse 1.5s infinite;
        }
        
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        
        .hero-left p {
            font-size: 1.2rem;
            color: var(--text-mint);
            max-width: 550px;
            margin-bottom: 2rem;
        }
        
        .cta-hero-btn {
            background: linear-gradient(135deg, var(--accent-red), #B71C1C);
            color: #FFF;
            padding: 1rem 2.5rem;
            border: none;
            border-radius: 50px;
            font-weight: 800;
            font-size: 1.2rem;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            box-shadow: 0 10px 25px rgba(211,47,47,0.6);
            transition: 0.3s;
            text-transform: uppercase;
        }
        
        .cta-hero-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 35px rgba(211,47,47,0.8);
        }

        .hero-right {
            flex: 1 1 400px;
            background: rgba(18, 62, 37, 0.9);
            backdrop-filter: blur(10px);
            border: 2px solid var(--border-gold);
            border-radius: 20px;
            padding: 2rem;
        }
        
        .hero-right h3 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 1rem;
        }

        /* STRATEGY SECTION */
        .strategy-section {
            padding: 4rem 0;
            background: var(--primary-bg);
        }
        
        .section-header {
            margin-bottom: 3rem;
        }
        
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 0.5rem;
        }
        
        .section-header p {
            color: var(--text-mint);
            font-size: 1.1rem;
            max-width: 700px;
        }
        
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }
        
        .tip-card {
            background: linear-gradient(145deg, #0F3422, #0A2E1C);
            border: 1px solid var(--border-gold);
            border-radius: 16px;
            padding: 2rem;
            transition: 0.3s;
            position: relative;
        }
        
        .tip-card:hover {
            transform: translateY(-8px);
            border-color: var(--accent-gold);
            box-shadow: 0 15px 30px var(--shadow-gold);
        }
        
        .tip-number {
            font-size: 3rem;
            font-weight: 900;
            color: rgba(255,215,0,0.15);
            position: absolute;
            top: 10px;
            right: 20px;
        }
        
        .tip-card h3 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 1rem;
            font-size: 1.3rem;
        }
        
        .tip-card p {
            color: var(--text-mint);
            line-height: 1.7;
        }

        /* PROCESS SECTION */
        .process-section {
            padding: 4rem 0;
            background: var(--secondary-bg);
            background-image: radial-gradient(circle at 10% 20%, rgba(255,215,0,0.05) 0%, transparent 50%);
        }
        
        .process-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            counter-reset: step;
        }
        
        .step-item {
            flex: 1 1 250px;
            background: #1A3B2B;
            border-radius: 16px;
            padding: 2rem;
            border-left: 5px solid var(--accent-gold);
            position: relative;
            transition: 0.3s;
        }
        
        .step-item:hover {
            background: #0F3422;
            border-left-color: var(--accent-red);
        }
        
        .step-item::before {
            counter-increment: step;
            content: counter(step);
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--accent-gold);
            opacity: 0.3;
        }
        
        .step-item h4 {
            color: #FFF;
            font-weight: 700;
            margin-top: 0.5rem;
        }

        /* TESTIMONIAL SECTION */
        .testimonial-section {
            padding: 4rem 0;
            background: #0F3422;
        }
        
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .testimonial-item {
            background: #1A3B2B;
            border: 1px solid var(--border-gold);
            border-radius: 12px;
            padding: 2rem;
            position: relative;
        }
        
        .testimonial-item::before {
            content: "\201C";
            font-size: 5rem;
            color: var(--accent-gold);
            opacity: 0.2;
            position: absolute;
            top: -15px;
            left: 15px;
            font-family: serif;
        }
        
        .testimonial-item p {
            font-style: italic;
            color: var(--text-mint);
            margin-bottom: 1rem;
            padding-left: 1.5rem;
        }
        
        .testimonial-author {
            font-weight: 700;
            color: var(--accent-gold);
            font-size: 0.95rem;
        }

        /* CTA SECTION */
        .cta-final {
            padding: 4rem 0;
            background: linear-gradient(135deg, var(--primary-bg), #0E3A22);
            text-align: center;
            border-top: 3px solid var(--accent-gold);
            border-bottom: 3px solid var(--accent-gold);
        }
        
        .cta-final h2 {
            font-size: 2rem;
            color: var(--accent-gold);
            font-weight: 800;
            margin-bottom: 1rem;
        }
        
        .cta-final p {
            color: var(--text-mint);
            max-width: 650px;
            margin: 0 auto 2rem;
        }
        
        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* FOOTER */
        .footer {
            background: var(--secondary-bg);
            padding: 3rem 0;
            border-top: 2px solid var(--border-gold);
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
        }
        
        .footer-grid p {
            color: var(--text-mint);
            font-size: 0.9rem;
            margin: 0.25rem 0;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 1.5rem;
            bottom: 2rem;
            z-index: 50;
            width: 55px;
            height: 55px;
            background: radial-gradient(circle at 30% 30%, #FFD700, #B8860B);
            border: 3px solid #FFF;
            border-radius: 50%;
            box-shadow: 0 4px 20px rgba(255,215,0,0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0.8;
            animation: float 2s infinite;
            transition: 0.3s;
        }
        
        .fab:hover {
            opacity: 1;
            transform: scale(1.15) rotate(360deg);
        }
        
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        
        .fab i {
            font-size: 1.8rem;
            color: #0A2E1C;
        }
        
        .fab .badge-dot {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 16px;
            height: 16px;
            background: var(--accent-red);
            border: 2px solid #FFF;
            border-radius: 50%;
            animation: blink 1s infinite;
        }
        
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        @media (max-width: 768px) {
            .hero-left h1 {
                font-size: 1.8rem;
            }
            .top-bar .menu {
                flex-wrap: wrap;
                gap: 0.25rem;
            }
            .menu .cta-group {
                margin-left: 0;
            }
        }