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

:root {
    --neon-blue: #00d4ff;
    --neon-pink: #ff00ff;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --card-bg: #14141f;
    --text-light: #ffffff;
    --text-gray: #a0a0b0;
    --purple-accent: #8b5cf6;
}

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
}

/* Age Modal */
.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.98);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}

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

.age-modal-inner {
    background: var(--card-bg);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.3);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.modal-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.age-icon {
    font-size: 80px;
    margin-bottom: 25px;
}

.age-modal-inner h2 {
    color: var(--neon-blue);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
}

.age-text {
    color: var(--text-gray);
    margin-bottom: 25px;
    font-size: 16px;
}

.age-modal-inner h3 {
    color: var(--text-light);
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 35px;
}

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

.age-btn {
    padding: 15px 35px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Space Grotesk', sans-serif;
}

.primary-btn {
    background: linear-gradient(135deg, var(--neon-blue), var(--purple-accent));
    color: var(--text-light);
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.5);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

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

/* Header */
.site-header {
    background: var(--darker-bg);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.brand-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-symbol {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-pink));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-light);
}

.brand-text {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-navigation {
    display: flex;
    gap: 8px;
}

.nav-button {
    color: var(--text-gray);
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-button:hover {
    color: var(--neon-blue);
    background: rgba(0, 212, 255, 0.1);
}

.nav-button.active {
    color: var(--text-light);
    background: linear-gradient(135deg, var(--neon-blue), var(--purple-accent));
}

.menu-trigger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-trigger span {
    width: 28px;
    height: 2px;
    background: var(--neon-blue);
    transition: 0.3s;
}

/* Content Area */
.content-area {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px 80px;
}

/* Intro Section */
.intro-section {
    text-align: center;
    padding: 80px 20px;
    position: relative;
}

.intro-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.main-title {
    font-size: 58px;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-subtitle {
    font-size: 22px;
    color: var(--text-gray);
}

/* Page Intro */
.page-intro {
    text-align: center;
    padding: 60px 20px;
}

.page-heading {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--neon-blue);
}

.page-desc {
    font-size: 20px;
    color: var(--text-gray);
}

/* Key Points */
.key-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.point-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid;
    position: relative;
    overflow: hidden;
}

.point-card.blue-gradient {
    border-color: rgba(0, 212, 255, 0.3);
}

.point-card.pink-gradient {
    border-color: rgba(255, 0, 255, 0.3);
}

.point-card.purple-gradient {
    border-color: rgba(139, 92, 246, 0.3);
}

.point-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.point-card.blue-gradient::before {
    background: linear-gradient(90deg, var(--neon-blue), transparent);
}

.point-card.pink-gradient::before {
    background: linear-gradient(90deg, var(--neon-pink), transparent);
}

.point-card.purple-gradient::before {
    background: linear-gradient(90deg, var(--purple-accent), transparent);
}

.point-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.point-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 15px;
}

.point-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* About Block */
.about-block {
    background: var(--card-bg);
    padding: 60px;
    border-radius: 20px;
    margin: 60px 0;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--neon-blue);
    margin-bottom: 30px;
}

.content-text {
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 20px;
    font-size: 17px;
}

/* Game Showcase */
.game-showcase {
    background: var(--card-bg);
    padding: 60px;
    border-radius: 20px;
    margin: 60px 0;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.game-description {
    color: var(--text-gray);
    font-size: 17px;
    line-height: 1.8;
    margin-bottom: 35px;
}

.game-embed {
    width: 100%;
    height: 650px;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 25px;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.game-embed iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.game-hint {
    color: var(--text-gray);
    font-size: 15px;
    font-style: italic;
}

/* Features Section */
.features-section {
    margin: 60px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-box {
    background: var(--card-bg);
    padding: 35px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-8px);
    border-color: var(--neon-blue);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.3);
}

.feature-symbol {
    font-size: 52px;
    margin-bottom: 20px;
}

.feature-box h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 12px;
}

.feature-box p {
    color: var(--text-gray);
    line-height: 1.6;
    font-size: 15px;
}

/* Stats Display */
.stats-display {
    background: linear-gradient(135deg, var(--neon-blue), var(--purple-accent));
    padding: 60px 40px;
    border-radius: 20px;
    margin: 60px 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.stat-item {
    text-align: center;
    color: var(--text-light);
}

.stat-figure {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-caption {
    font-size: 18px;
    font-weight: 500;
    opacity: 0.9;
}

/* Info Section */
.info-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.info-panel {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.info-panel h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--neon-blue);
    margin-bottom: 18px;
}

.info-panel p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* Tips Section */
.tips-section {
    background: var(--card-bg);
    padding: 60px;
    border-radius: 20px;
    margin: 60px 0;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.tips-content {
    margin-top: 30px;
}

.tips-list {
    list-style: none;
    padding: 0;
}

.tips-list li {
    padding: 15px 0 15px 40px;
    position: relative;
    color: var(--text-gray);
    line-height: 1.7;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tips-list li:last-child {
    border-bottom: none;
}

.tips-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--neon-blue);
    font-weight: bold;
    font-size: 20px;
}

/* Legal Block */
.legal-block {
    background: var(--card-bg);
    padding: 60px;
    border-radius: 20px;
    margin: 60px 0;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.legal-block h2 {
    color: var(--neon-blue);
    font-size: 28px;
    font-weight: 600;
    margin: 35px 0 20px;
}

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

.legal-block p, .legal-block ul {
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 20px;
}

.legal-block ul {
    margin-left: 30px;
}

.legal-block li {
    margin-bottom: 12px;
}

.legal-block a {
    color: var(--neon-blue);
    text-decoration: underline;
}

.date-stamp {
    margin-top: 50px;
    font-style: italic;
    color: var(--text-gray);
    opacity: 0.7;
}

/* Alert Boxes */
.alert-box {
    padding: 35px;
    border-radius: 15px;
    margin-bottom: 30px;
    border-left: 4px solid;
}

.alert-box.warning {
    background: rgba(251, 191, 36, 0.1);
    border-color: #fbbf24;
}

.alert-box.info {
    background: rgba(59, 130, 246, 0.1);
    border-color: #3b82f6;
}

.alert-box.success {
    background: rgba(16, 185, 129, 0.1);
    border-color: #10b981;
}

.alert-box.neutral {
    background: rgba(107, 114, 128, 0.1);
    border-color: #6b7280;
}

.alert-box.primary {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--neon-blue);
}

.alert-box.secondary {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--purple-accent);
}

.alert-box.final {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(139, 92, 246, 0.15));
    border-color: var(--neon-blue);
}

.alert-box h2 {
    margin-top: 0 !important;
}

/* Footer */
.site-footer {
    background: var(--darker-bg);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    padding: 60px 30px 30px;
    text-align: center;
}

.footer-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--neon-blue);
    margin-bottom: 20px;
}

.footer-info {
    max-width: 800px;
    margin: 0 auto 30px;
    color: var(--text-gray);
    line-height: 1.7;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--neon-pink);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--neon-blue);
}

.footer-copy {
    color: var(--text-gray);
    opacity: 0.6;
    font-size: 14px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .main-navigation {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--darker-bg);
        flex-direction: column;
        border-bottom: 1px solid rgba(0, 212, 255, 0.2);
        padding: 20px;
    }

    .main-navigation.active {
        display: flex;
    }

    .menu-trigger {
        display: flex;
    }

    .main-title {
        font-size: 40px;
    }

    .page-heading {
        font-size: 36px;
    }

    .section-title {
        font-size: 28px;
    }

    .about-block, .game-showcase, .tips-section, .legal-block {
        padding: 40px 25px;
    }

    .game-embed {
        height: 450px;
    }

    .key-points, .features-grid, .info-section {
        grid-template-columns: 1fr;
    }

    .stats-display {
        flex-direction: column;
        gap: 30px;
    }
}