:root {
            --bg-dark: #121212;
            --bg-card: #1e1e1e;
            --primary-gold: #FFD700;
            --primary-gold-dark: #D4AF37;
            --primary-amber: #FFBF00;
            --text-white: #FFFFFF;
            --text-off-white: #F5F5F5;
            --text-gray: #CCCCCC;
            --border-radius: 12px;
            --transition-speed: 0.3s;
            --header-height: 80px;
            --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
            --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.3);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-off-white);
            line-height: 1.6;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background-color: rgba(18, 18, 18, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 215, 0, 0.1);
            box-shadow: var(--shadow-medium);
            transition: all var(--transition-speed) ease;
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-gold);
            gap: 10px;
        }

        .logo-icon {
            color: var(--primary-gold);
            font-size: 2rem;
        }

        /* Desktop Navigation */
        .nav-desktop {
            display: flex;
            gap: 30px;
        }

        .nav-desktop a {
            font-weight: 500;
            font-size: 1rem;
            padding: 8px 0;
            position: relative;
            transition: color var(--transition-speed);
        }

        .nav-desktop a:hover {
            color: var(--primary-gold);
        }

        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-gold);
            transition: width var(--transition-speed);
        }

        .nav-desktop a:hover::after {
            width: 100%;
        }

        /* Hamburger Menu */
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 30px;
            height: 21px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
            z-index: 1001;
        }

        .hamburger-line {
            width: 100%;
            height: 3px;
            background-color: var(--primary-gold);
            border-radius: 2px;
            transition: all var(--transition-speed);
        }

        .hamburger.active .hamburger-line:nth-child(1) {
            transform: rotate(45deg) translate(6px, 6px);
        }

        .hamburger.active .hamburger-line:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active .hamburger-line:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }

        /* Mobile Navigation */
        .nav-mobile {
            position: fixed;
            top: 0;
            right: -100%;
            width: 80%;
            max-width: 320px;
            height: 100vh;
            background-color: rgba(30, 30, 30, 0.98);
            backdrop-filter: blur(15px);
            z-index: 999;
            display: flex;
            flex-direction: column;
            padding: 100px 30px 40px;
            transition: right var(--transition-speed) ease;
            box-shadow: -5px 0 30px rgba(0, 0, 0, 0.5);
        }

        .nav-mobile.active {
            right: 0;
        }

        .nav-mobile a {
            font-size: 1.2rem;
            font-weight: 500;
            padding: 15px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            transition: color var(--transition-speed);
        }

        .nav-mobile a:hover {
            color: var(--primary-gold);
        }

        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            z-index: 998;
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition-speed);
        }

        .nav-overlay.active {
            opacity: 1;
            visibility: visible;
        }

/* Hero Section - Optimized for SEO & Performance */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

/* Container Gambar Banner (Pengganti .hero-bg) */
.hero-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-bg-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    /* Overlay gelap langsung via CSS filter agar teks H1 menonjol */
    filter: brightness(0.3) contrast(1.1);
}

/* Overlay Gradient tambahan agar transisi ke konten bawah lebih halus */
.hero-bg-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: linear-gradient(to top, var(--bg-dark), transparent);
}

.hero-content {
    position: relative;
    z-index: 10; /* Pastikan teks di atas gambar banner */
    max-width: 900px; /* Sedikit lebih lebar agar H1 tidak terlalu bertumpuk */
    text-align: center;
    margin: 0 auto;
    padding: 60px 20px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem); /* Ukuran font adaptif (Responsive) */
    font-weight: 800;
    color: var(--primary-gold); /* Mengarahkan fokus ke keyword utama */
    margin-bottom: 20px;
    line-height: 1.1;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.8);
    text-transform: uppercase;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-off-white);
    margin-bottom: 45px;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .btn {
            padding: 16px 36px;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition-speed);
            border: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            min-width: 160px;
        }

        .btn-primary {
            background: rgba(255, 215, 0, 0.15);
            color: var(--primary-gold);
            border: 1px solid rgba(255, 215, 0, 0.3);
            backdrop-filter: blur(10px);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.1);
        }

        .btn-primary:hover {
            background: rgba(255, 215, 0, 0.25);
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(255, 215, 0, 0.2);
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.1);
            color: var(--text-white);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }

        /* Body Content */
        .content-section {
            padding: 100px 0;
        }

        .intro-text {
            font-size: 1.2rem;
            text-align: center;
            max-width: 900px;
            margin: 0 auto 70px;
            color: var(--text-gray);
            line-height: 1.8;
        }

        .intro-text strong {
            color: var(--primary-gold);
            font-weight: 600;
        }

        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 60px;
        }

        .feature-card {
            background-color: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 40px 30px;
            transition: all var(--transition-speed);
            border: 1px solid rgba(255, 215, 0, 0.05);
            box-shadow: var(--shadow-medium);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            border-color: rgba(255, 215, 0, 0.2);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
        }

        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-gold);
            margin-bottom: 25px;
        }

        .feature-card h2 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--text-white);
        }

        .feature-card p {
            color: var(--text-gray);
            margin-bottom: 25px;
            flex-grow: 1;
        }

        .feature-link {
            color: var(--primary-gold);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: gap var(--transition-speed);
        }

        .feature-link:hover {
            gap: 12px;
        }

        /* RTP Live Section */
        .rtp-section {
            background-color: rgba(30, 30, 30, 0.5);
            border-radius: var(--border-radius);
            padding: 50px;
            margin-top: 70px;
            border: 1px solid rgba(255, 215, 0, 0.1);
        }

        .rtp-section h2 {
            text-align: center;
            font-size: 2.2rem;
            margin-bottom: 40px;
            color: var(--text-white);
        }

        .rtp-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
        }

        .rtp-item {
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--border-radius);
            padding: 25px;
            text-align: center;
            border: 1px solid rgba(255, 215, 0, 0.1);
            transition: all var(--transition-speed);
        }

        .rtp-item:hover {
            border-color: rgba(255, 215, 0, 0.3);
            transform: translateY(-5px);
        }

        .rtp-game {
            font-weight: 600;
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--text-white);
        }

        .rtp-value {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary-gold);
            margin-bottom: 10px;
        }

        .rtp-trend {
            font-size: 0.9rem;
            color: var(--text-gray);
        }

        .rtp-trend.up {
            color: #4CAF50;
        }

        /* Footer */
        .footer {
            background-color: rgba(10, 10, 10, 0.95);
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255, 215, 0, 0.1);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-gold);
            margin-bottom: 20px;
            display: inline-block;
        }

        .footer-description {
            color: var(--text-gray);
            line-height: 1.8;
        }

        .footer-links h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--text-white);
        }

        .footer-links ul li {
            margin-bottom: 12px;
        }

        .footer-links ul li a {
            color: var(--text-gray);
            transition: color var(--transition-speed);
        }

        .footer-links ul li a:hover {
            color: var(--primary-gold);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-gray);
            font-size: 0.9rem;
        }

        /* Responsive Design */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .rtp-section {
                padding: 40px 25px;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            
            .hamburger {
                display: flex;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .hero-subtitle {
                font-size: 1.1rem;
            }
            
            .btn {
                padding: 14px 28px;
                min-width: 140px;
            }
            
            .features {
                grid-template-columns: 1fr;
            }
            
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
        }

        @media (max-width: 576px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .content-section {
                padding: 70px 0;
            }
            
            .rtp-section h2 {
                font-size: 1.8rem;
            }
            
            .rtp-grid {
                grid-template-columns: 1fr;
            }
            
            .feature-card {
                padding: 30px 20px;
            }
        }