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

:root {
    --neon-cyan: #00ffff;
    --neon-pink: #ff00ff;
    --neon-blue: #0080ff;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --sidebar-bg: #12121a;
    --text-light: #e0e0e0;
    --border-glow: rgba(0, 255, 255, 0.3);
}

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

.layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    border-right: 2px solid var(--border-glow);
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 1px solid var(--border-glow);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-glyph {
    color: var(--neon-cyan);
    font-size: 1.5rem;
}

.logo-name {
    font-weight: 700;
    font-size: 1.3rem;
    letter-spacing: 2px;
}

.sidebar-nav {
    flex: 1;
    padding: 2rem 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    color: var(--text-light);
    text-decoration: none;
    border-left: 3px solid transparent;
    transition: all 0.3s;
}

.nav-item:hover,
.nav-item.active {
    background: rgba(0, 255, 255, 0.1);
    border-left-color: var(--neon-cyan);
}

.nav-icon {
    color: var(--neon-cyan);
    font-size: 1.2rem;
}

.nav-text {
    font-weight: 500;
    letter-spacing: 1px;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-glow);
    text-align: center;
    font-size: 0.8rem;
    opacity: 0.7;
}

.sidebar-footer p {
    margin: 0.3rem 0;
}

/* Mobile Header */
.mobile-header {
    display: none;
    background: var(--sidebar-bg);
    border-bottom: 2px solid var(--border-glow);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 999;
    align-items: center;
    justify-content: space-between;
}

.mobile-logo {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 2px;
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--neon-cyan);
    transition: all 0.3s;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Main Content */
.main-content {
    margin-left: 260px;
    flex: 1;
    width: calc(100% - 260px);
}

/* Hero Section */
.hero {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 100%);
    border-bottom: 1px solid var(--border-glow);
}

.hero-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 900;
    color: var(--neon-cyan);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.hero-text {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-cta {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: transparent;
    color: var(--neon-cyan);
    text-decoration: none;
    border: 2px solid var(--neon-cyan);
    font-weight: 700;
    letter-spacing: 2px;
    transition: all 0.3s;
}

.hero-cta:hover {
    background: var(--neon-cyan);
    color: var(--dark-bg);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
}

.neon-box {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 2rem;
}

.neon-line {
    height: 80px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
    animation: pulse 2s infinite;
}

.neon-line:nth-child(2) {
    animation-delay: 0.3s;
}

.neon-line:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* Features Section */
.features {
    padding: 4rem 2rem;
    background: var(--darker-bg);
}

.section-heading {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--neon-cyan);
    margin-bottom: 3rem;
    letter-spacing: 3px;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: rgba(0, 255, 255, 0.05);
    padding: 2rem;
    border: 1px solid var(--border-glow);
    position: relative;
}

.feature-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 3rem;
    font-weight: 900;
    color: var(--neon-cyan);
    opacity: 0.2;
}

.feature-card h3 {
    font-size: 1.3rem;
    color: var(--neon-cyan);
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

/* Alerts Section */
.alerts {
    padding: 4rem 2rem;
    background: var(--dark-bg);
}

.alerts-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.alert-box {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    border-left: 4px solid;
    background: rgba(0, 0, 0, 0.3);
}

.alert-box.red {
    border-color: #ff0040;
}

.alert-box.blue {
    border-color: var(--neon-blue);
}

.alert-box.yellow {
    border-color: #ffcc00;
}

.alert-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.alert-content h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

/* Game Zone */
.game-zone {
    padding: 4rem 2rem;
    background: var(--darker-bg);
}

.zone-description {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.8;
}

.game-wrapper {
    max-width: 1000px;
    margin: 0 auto;
}

.game-screen {
    background: var(--dark-bg);
    border: 2px solid var(--border-glow);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.game-embed {
    width: 100%;
    height: 600px;
    border: none;
    display: block;
}

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

.spec-item {
    background: rgba(0, 255, 255, 0.05);
    padding: 1rem;
    border: 1px solid var(--border-glow);
    font-size: 0.9rem;
}

/* About Section */
.about {
    padding: 4rem 2rem;
    background: var(--dark-bg);
}

.about-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.about-block h3 {
    font-size: 1.5rem;
    color: var(--neon-cyan);
    margin-bottom: 1rem;
}

.about-block p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

/* Play Page */
.play-header {
    padding: 3rem 2rem;
    background: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 100%);
    text-align: center;
    border-bottom: 1px solid var(--border-glow);
}

.play-header h1 {
    font-size: 2.5rem;
    color: var(--neon-cyan);
    margin-bottom: 0.5rem;
}

.play-instructions {
    padding: 3rem 2rem;
    background: var(--darker-bg);
}

.instruction-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.instruction-box {
    background: rgba(0, 255, 255, 0.05);
    padding: 1rem;
    border: 1px solid var(--border-glow);
}

.play-game {
    padding: 3rem 2rem;
    background: var(--dark-bg);
}

.play-notice {
    padding: 2rem;
    background: var(--darker-bg);
}

.notice-panel {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1.5rem;
    background: rgba(255, 204, 0, 0.1);
    border: 1px solid #ffcc00;
    text-align: center;
}

/* Legal Pages */
.legal-header {
    padding: 3rem 2rem;
    background: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 100%);
    border-bottom: 1px solid var(--border-glow);
}

.legal-header h1 {
    font-size: 2.5rem;
    color: var(--neon-cyan);
    margin-bottom: 0.5rem;
}

.timestamp {
    opacity: 0.6;
}

.legal-body {
    padding: 3rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.legal-body h2 {
    font-size: 1.5rem;
    color: var(--neon-cyan);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-body p,
.legal-body li {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.legal-body ul {
    margin-left: 2rem;
}

/* Footer */
.footer {
    background: var(--darker-bg);
    padding: 3rem 2rem 1rem;
    border-top: 2px solid var(--border-glow);
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-col h4 {
    color: var(--neon-cyan);
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.footer-tag {
    font-size: 0.8rem;
    opacity: 0.7;
    margin-top: 0.5rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-glow);
    opacity: 0.6;
}

/* Age Modal */
.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}

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

.age-modal-content {
    background: var(--sidebar-bg);
    padding: 3rem;
    border: 2px solid var(--neon-cyan);
    text-align: center;
    max-width: 500px;
    margin: 1rem;
}

.age-modal-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--neon-cyan);
}

.age-modal-content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--neon-cyan);
    letter-spacing: 2px;
}

.age-modal-content p {
    margin-bottom: 1rem;
}

.age-disclaimer {
    font-size: 0.9rem;
    opacity: 0.7;
}

.age-modal-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.age-btn {
    padding: 0.8rem 2rem;
    border: 2px solid;
    background: transparent;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
}

.age-yes {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}

.age-yes:hover {
    background: var(--neon-cyan);
    color: var(--dark-bg);
}

.age-no {
    border-color: #ff0040;
    color: #ff0040;
}

.age-no:hover {
    background: #ff0040;
    color: white;
}

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

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

    .mobile-header {
        display: flex;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
    }

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

    .hero-visual {
        display: none;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-heading {
        font-size: 1.8rem;
    }

    .game-embed {
        height: 400px;
    }

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

    .age-btn {
        width: 100%;
    }
}