:root {
            --primary: #FFD700;
            --primary-dark: #B8860B;
            --secondary: #E60012;
            --accent: #00FFC8;
            --main-bg: #0F0F0F;
            --surface: #1A1A1A;
            --overlay: rgba(0, 0, 0, 0.85);
            --contrast: #2C2C2C;
            --text-heading: #FFFFFF;
            --text-body: #CCCCCC;
            --text-muted: #888888;
            --on-primary: #000000;
            --on-secondary: #FFFFFF;
            --success: #4CAF50;
            --error: #F44336;
            --warning: #FF9800;
            --info: #2196F3;
            --border-default: #333333;
            --border-highlight: #FFD700;
            --border-subtle: #222222;
            --font-primary: 'Montserrat', sans-serif;
            --font-secondary: 'Open Sans', sans-serif;
            --font-accent: 'Poppins', sans-serif;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            background-color: var(--main-bg);
            color: var(--text-body);
            font-family: var(--font-secondary);
            line-height: 1.5;
            overflow-x: hidden;
        }

        header {
            background-color: var(--surface);
            border-bottom: 2px solid var(--border-highlight);
            padding: 10px 20px;
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 60px;
        }

        header .logo-section {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }

        header .logo-section img {
            width: 25px;
            height: 25px;
            object-fit: cover;
        }

        header .logo-section strong {
            color: var(--text-heading);
            font-size: 16px;
            font-weight: 400;
            font-family: var(--font-primary);
        }

        header .auth-buttons {
            display: flex;
            gap: 10px;
        }

        .btn {
            padding: 8px 16px;
            border-radius: 4px;
            font-family: var(--font-accent);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            border: none;
            font-size: 14px;
        }

        .btn-login {
            background-color: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }

        .btn-login:hover {
            background-color: var(--primary);
            color: var(--on-primary);
        }

        .btn-register {
            background-color: var(--secondary);
            color: var(--on-secondary);
        }

        .btn-register:hover {
            background-color: #B3000E;
            transform: scale(1.05);
        }

        main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px 15px 100px;
        }

        .banner-container {
            width: 100%;
            margin-bottom: 20px;
            cursor: pointer;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.5);
        }

        .banner-container img {
            width: 100%;
            aspect-ratio: 2/1;
            object-fit: cover;
            display: block;
        }

        .jackpot-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            margin-bottom: 20px;
            color: var(--on-primary);
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
        }

        .jackpot-title {
            font-family: var(--font-accent);
            font-weight: 700;
            font-size: 18px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .jackpot-amount {
            font-family: var(--font-primary);
            font-size: 32px;
            font-weight: 800;
            letter-spacing: 2px;
        }

        .intro-card {
            background-color: var(--surface);
            border-left: 5px solid var(--primary);
            padding: 25px;
            border-radius: 12px;
            margin-bottom: 30px;
            text-align: center;
        }

        .intro-card h1 {
            font-family: var(--font-primary);
            color: var(--text-heading);
            font-size: 24px;
            margin-bottom: 15px;
            line-height: 1.2;
        }

        .intro-card p {
            color: var(--text-body);
            font-size: 16px;
        }

        .section-title {
            font-family: var(--font-primary);
            color: var(--text-heading);
            font-size: 22px;
            margin: 30px 0 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title::before {
            content: "";
            width: 4px;
            height: 24px;
            background-color: var(--primary);
            display: inline-block;
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }

        .game-card {
            background-color: var(--surface);
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid var(--border-default);
        }

        .game-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.4);
            border-color: var(--primary);
        }

        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
        }

        .game-card h3 {
            color: var(--text-heading);
            font-size: 14px;
            padding: 12px;
            text-align: center;
            font-family: var(--font-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }

        .payment-item {
            background-color: var(--contrast);
            padding: 15px 5px;
            border-radius: 8px;
            text-align: center;
            font-size: 12px;
            color: var(--text-heading);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            border: 1px solid var(--border-subtle);
        }

        .payment-item i {
            font-size: 20px;
            color: var(--primary);
        }

        .guide-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }

        .guide-item {
            background-color: var(--surface);
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--border-default);
        }

        .guide-item h3 {
            color: var(--primary);
            margin-bottom: 10px;
            font-size: 18px;
        }

        .guide-item p {
            font-size: 14px;
            color: var(--text-body);
        }

        .win-record-table {
            width: 100%;
            border-collapse: collapse;
            background-color: var(--surface);
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 30px;
        }

        .win-record-table th {
            background-color: var(--contrast);
            color: var(--primary);
            padding: 12px;
            text-align: left;
            font-size: 14px;
        }

        .win-record-table td {
            padding: 12px;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 13px;
        }

        .win-record-table tr:last-child td {
            border-bottom: none;
        }

        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }

        .provider-box {
            background: linear-gradient(45deg, var(--contrast), #3d3d3d);
            padding: 15px;
            text-align: center;
            border-radius: 8px;
            color: var(--text-heading);
            font-weight: bold;
            border: 1px solid var(--border-highlight);
        }

        .review-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }

        .review-card {
            background-color: var(--surface);
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--border-default);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
        }

        .review-header i {
            font-size: 30px;
            color: var(--primary);
        }

        .review-user {
            color: var(--text-heading);
            font-weight: 600;
        }

        .review-stars {
            color: #FFD700;
            font-size: 12px;
            margin-bottom: 10px;
        }

        .review-content {
            font-size: 14px;
            margin-bottom: 10px;
        }

        .review-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        .faq-container {
            display: grid;
            gap: 15px;
        }

        .faq-item {
            background-color: var(--surface);
            border-radius: 12px;
            padding: 20px;
            border: 1px solid var(--border-default);
        }

        .faq-item h3 {
            color: var(--primary);
            font-size: 16px;
            margin-bottom: 10px;
        }

        .faq-item p {
            font-size: 14px;
        }

        .safety-footer {
            background-color: var(--surface);
            padding: 25px;
            border-radius: 12px;
            text-align: center;
            margin-top: 30px;
            border: 1px dashed var(--primary);
        }

        .safety-badges {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 15px;
        }

        .badge {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-heading);
            font-weight: 600;
            font-size: 14px;
        }

        .badge i {
            color: var(--accent);
        }

        .navigator {
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--surface);
            display: flex;
            justify-content: space-around;
            align-items: center;
            width: 90%;
            max-width: 500px;
            height: 65px;
            border-radius: 35px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.8);
            border: 1px solid var(--border-highlight);
            z-index: 2000;
        }

        .nav-item {
            text-decoration: none;
            color: var(--text-muted);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            font-size: 10px;
            transition: color 0.3s ease;
        }

        .nav-item i {
            font-size: 20px;
        }

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

        footer {
            background-color: var(--surface);
            padding: 40px 20px 120px;
            text-align: center;
            border-top: 1px solid var(--border-default);
        }

        footer .contact-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }

        footer .contact-links a {
            color: var(--text-heading);
            text-decoration: none;
            font-size: 14px;
            padding: 8px 15px;
            background-color: var(--contrast);
            border-radius: 20px;
            transition: 0.3s;
        }

        footer .contact-links a:hover {
            background-color: var(--primary);
            color: var(--on-primary);
        }

        .footer-cols {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            text-align: left;
            max-width: 800px;
            margin: 0 auto 30px;
        }

        .footer-cols a {
            display: block;
            color: var(--text-muted);
            text-decoration: none;
            font-size: 13px;
            margin-bottom: 8px;
        }

        .footer-cols a:hover {
            color: var(--primary);
        }

        .copyright {
            color: var(--text-muted);
            font-size: 12px;
            margin-top: 20px;
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
        }

        @media (max-width: 600px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-cols { grid-template-columns: repeat(2, 1fr); }
            .jackpot-amount { font-size: 24px; }
        }