@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;700;900&display=swap');

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

body {
    font-family: 'Orbitron', sans-serif;
    background: linear-gradient(135deg, #0a0e27 0%, #1a1a2e 100%);
    color: #e0e0e0;
    min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 280px;
    height: 100vh;
    background: linear-gradient(180deg, #16213e 0%, #0f3460 100%);
    padding: 2rem 0;
    z-index: 1000;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.logo {
    text-align: center;
    padding: 0 1.5rem 2rem;
    border-bottom: 2px solid #e94560;
}

.logo h1 {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(90deg, #e94560 0%, #ff6b9d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.logo-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #e94560 0%, #ff6b9d 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 900;
}

nav ul {
    list-style: none;
    padding: 2rem 0;
}

nav li {
    margin: 0.5rem 0;
}

nav a {
    display: block;
    color: #e0e0e0;
    text-decoration: none;
    padding: 1rem 2rem;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
    font-weight: 600;
    letter-spacing: 1px;
}

nav a:hover, nav a.active {
    background: rgba(233, 69, 96, 0.2);
    border-left-color: #e94560;
    color: #ff6b9d;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    background: #e94560;
    border: none;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    z-index: 1001;
    box-shadow: 0 4px 10px rgba(233, 69, 96, 0.3);
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: white;
    margin: 5px 0;
    transition: 0.3s;
}

/* Main Content */
main {
    margin-left: 280px;
    padding: 3rem;
    min-height: 100vh;
}

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

h1, h2, h3 {
    color: #ff6b9d;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 2.8rem;
    font-weight: 900;
    letter-spacing: 2px;
    text-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
}

h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-top: 2rem;
}

p {
    line-height: 1.8;
    margin-bottom: 1.2rem;
    color: #b0b0b0;
    font-size: 1.05rem;
}

/* Notice Boxes */
.notice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.notice-box {
    background: linear-gradient(135deg, #16213e 0%, #1a1a2e 100%);
    border: 2px solid #e94560;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.notice-box h3 {
    color: #e94560;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notice-box h3::before {
    content: '⚠';
    font-size: 1.8rem;
}

/* Game Container */
.game-container {
    margin: 3rem 0;
    background: #0f3460;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.game-container h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.game-frame {
    width: 100%;
    height: 650px;
    border: none;
    border-radius: 15px;
    background: #000;
}

/* Footer */
footer {
    margin-left: 280px;
    background: #0a0e27;
    padding: 2.5rem 3rem;
    border-top: 3px solid #e94560;
}

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

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: #ff6b9d;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #e94560;
}

/* Age Verification Modal */
.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

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

.age-modal-content {
    background: linear-gradient(135deg, #16213e 0%, #0f3460 100%);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    max-width: 500px;
    border: 3px solid #e94560;
    box-shadow: 0 15px 50px rgba(233, 69, 96, 0.4);
}

.age-modal-content h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    color: #e94560;
}

.age-modal-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #e0e0e0;
}

.age-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.btn {
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
}

.btn-yes {
    background: linear-gradient(135deg, #e94560 0%, #ff6b9d 100%);
    color: white;
}

.btn-yes:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(233, 69, 96, 0.5);
}

.btn-no {
    background: #1a1a2e;
    color: #e0e0e0;
    border: 2px solid #e94560;
}

.btn-no:hover {
    background: #e94560;
    color: white;
}

/* Info Sections */
.info-section {
    background: rgba(15, 52, 96, 0.5);
    border-left: 5px solid #e94560;
    padding: 2rem;
    margin: 2rem 0;
    border-radius: 10px;
}

.info-section ul {
    margin-left: 2rem;
    margin-top: 1rem;
}

.info-section li {
    margin: 0.8rem 0;
    color: #b0b0b0;
    line-height: 1.6;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .menu-toggle {
        display: block;
    }

    main, footer {
        margin-left: 0;
        padding: 5rem 1.5rem 2rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

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

    .game-frame {
        height: 500px;
    }

    .age-modal-content {
        margin: 1rem;
        padding: 2rem;
    }

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