@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

header {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: #667eea;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: 0.3s;
}

main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.hero {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.hero h1 {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 1rem;
}

.notice-box {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
}

.notice-box h2 {
    color: #856404;
    margin-bottom: 1rem;
}

.notice-box ul {
    list-style: none;
    padding-left: 0;
}

.notice-box li {
    padding: 0.5rem 0;
    color: #856404;
    font-weight: 500;
}

.notice-box li::before {
    content: "🎰";
    margin-right: 0.5rem;
}

.game-container {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.game-container h2 {
    color: #667eea;
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.game-frame {
    width: 100%;
    height: 600px;
    border: none;
    border-radius: 10px;
    background: #f5f5f5;
}

.content-section {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    margin: 2rem 0;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.content-section h1 {
    color: #667eea;
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
}

.content-section h2 {
    color: #764ba2;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.content-section p {
    line-height: 1.8;
    color: #666;
    margin-bottom: 1rem;
}

.content-section ul, .content-section ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
    color: #666;
}

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

footer {
    background: rgba(255, 255, 255, 0.95);
    margin-top: 4rem;
    padding: 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-container h3 {
    color: #667eea;
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.footer-links a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #667eea;
}

.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}

.age-modal.active {
    display: flex;
}

.age-modal-content {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.age-modal-content h2 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 2rem;
}

.age-modal-content p {
    color: #666;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.age-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.age-buttons button {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.2s;
    font-family: 'Poppins', sans-serif;
}

.age-buttons button:hover {
    transform: scale(1.05);
}

.btn-yes {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-no {
    background: #e0e0e0;
    color: #333;
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: white;
        transition: left 0.3s;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    
    nav.active {
        left: 0;
    }
    
    nav ul {
        flex-direction: column;
        padding: 2rem;
        gap: 0;
    }
    
    nav ul li {
        padding: 1rem 0;
        border-bottom: 1px solid #eee;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero {
        padding: 2rem;
    }
    
    .content-section {
        padding: 2rem;
    }
    
    .content-section h1 {
        font-size: 1.8rem;
    }
    
    .game-frame {
        height: 400px;
    }
    
    main {
        padding: 0 1rem;
    }
}