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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #1e1e2e 0%, #2d1b4e 100%);
    color: #e0e0e0;
    min-height: 100vh;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 280px;
    height: 100vh;
    background: linear-gradient(180deg, #6b46c1 0%, #4a2c7e 100%);
    padding: 40px 20px;
    z-index: 1000;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
}

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 50px;
    text-align: center;
    letter-spacing: 2px;
}

.nav-links {
    list-style: none;
}

.nav-links li {
    margin-bottom: 15px;
}

.nav-links a {
    display: block;
    padding: 15px 20px;
    color: #e0e0e0;
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-weight: 400;
}

.nav-links a:hover,
.nav-links a.active {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transform: translateX(5px);
}

.content {
    margin-left: 280px;
    padding: 40px;
}

.hamburger {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: space-around;
    cursor: pointer;
    z-index: 1001;
    background: #6b46c1;
    padding: 8px;
    border-radius: 8px;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: #fff;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hero {
    text-align: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, rgba(107, 70, 193, 0.2) 0%, rgba(74, 44, 126, 0.2) 100%);
    border-radius: 20px;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #fff;
}

.hero-subtitle {
    font-size: 20px;
    color: #b8b8d1;
    font-weight: 300;
}

.notices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.notice-card {
    background: rgba(107, 70, 193, 0.15);
    padding: 30px;
    border-radius: 15px;
    border: 2px solid rgba(107, 70, 193, 0.3);
    transition: transform 0.3s ease;
}

.notice-card:hover {
    transform: translateY(-5px);
}

.notice-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.notice-card h3 {
    font-size: 22px;
    margin-bottom: 10px;
    color: #fff;
}

.notice-card p {
    color: #b8b8d1;
    line-height: 1.6;
}

.about-section {
    margin-bottom: 50px;
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 15px;
}

.about-section h2 {
    font-size: 32px;
    margin-bottom: 20px;
    color: #fff;
}

.about-section p {
    line-height: 1.8;
    margin-bottom: 15px;
    color: #b8b8d1;
    font-size: 16px;
}

.game-showcase {
    margin-bottom: 50px;
}

.game-showcase h2 {
    font-size: 32px;
    margin-bottom: 25px;
    text-align: center;
    color: #fff;
}

.game-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    aspect-ratio: 16/9;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.game-container iframe {
    width: 100%;
    height: 100%;
}

.game-note {
    text-align: center;
    margin-top: 20px;
    color: #b8b8d1;
    font-style: italic;
}

.features {
    margin-bottom: 50px;
}

.features h2 {
    font-size: 32px;
    margin-bottom: 30px;
    text-align: center;
    color: #fff;
}

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

.feature-item {
    background: rgba(107, 70, 193, 0.15);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #6b46c1;
}

.feature-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #fff;
}

.feature-item p {
    color: #b8b8d1;
    line-height: 1.6;
}

.footer {
    background: rgba(0, 0, 0, 0.3);
    padding: 40px 20px;
    border-radius: 15px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #fff;
}

.footer-section p {
    margin-bottom: 10px;
    color: #b8b8d1;
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #b8b8d1;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #888;
}

.age-verify-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.age-verify-overlay.hidden {
    display: none;
}

.age-verify-box {
    background: linear-gradient(135deg, #6b46c1 0%, #4a2c7e 100%);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.age-verify-box h2 {
    font-size: 32px;
    margin-bottom: 20px;
    color: #fff;
}

.age-verify-box p {
    margin-bottom: 30px;
    line-height: 1.6;
    color: #e0e0e0;
}

.age-verify-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn-yes,
.btn-no {
    padding: 15px 40px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Poppins', sans-serif;
}

.btn-yes {
    background: #fff;
    color: #6b46c1;
}

.btn-yes:hover {
    background: #f0f0f0;
    transform: scale(1.05);
}

.btn-no {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 2px solid #fff;
}

.btn-no:hover {
    background: rgba(255, 255, 255, 0.2);
}

.page-header {
    text-align: center;
    padding: 40px 20px;
    margin-bottom: 40px;
}

.page-header h1 {
    font-size: 42px;
    color: #fff;
    margin-bottom: 10px;
}

.page-header p {
    color: #b8b8d1;
    font-size: 18px;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 15px;
}

.legal-content h2 {
    font-size: 26px;
    margin-top: 30px;
    margin-bottom: 15px;
    color: #fff;
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content p {
    line-height: 1.8;
    margin-bottom: 15px;
    color: #b8b8d1;
}

.play-section {
    margin-bottom: 50px;
}

.play-info {
    background: rgba(107, 70, 193, 0.15);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
}

.play-info h2 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #fff;
}

.tips-list {
    list-style: none;
    margin-bottom: 20px;
}

.tips-list li {
    padding: 10px 0;
    color: #b8b8d1;
    line-height: 1.6;
    font-size: 16px;
}

.play-notice {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #6b46c1;
}

.play-notice p {
    color: #e0e0e0;
    margin: 0;
}

.game-container-full {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    aspect-ratio: 16/9;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.game-container-full iframe {
    width: 100%;
    height: 100%;
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .hamburger {
        display: flex;
    }

    .content {
        margin-left: 0;
        padding: 20px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

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

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

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

    .age-verify-box {
        padding: 30px;
        margin: 20px;
    }

    .age-verify-box h2 {
        font-size: 24px;
    }

    .age-verify-buttons {
        flex-direction: column;
    }

    .btn-yes,
    .btn-no {
        width: 100%;
    }
}