@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-primary: #050a15;
    --bg-secondary: #0c1525;
    --bg-tertiary: #131d32;
    --electric-blue: #00b4ff;
    --electric-light: #4dd4ff;
    --electric-pale: #b3ecff;
    --white: #ffffff;
    --gray-light: #b8c5d6;
    --gray-medium: #6b7d94;
    --border-color: #1e2d45;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-primary);
    color: var(--white);
    line-height: 1.7;
}

a {
    color: var(--electric-blue);
    text-decoration: none;
    transition: 0.25s ease;
}

a:hover {
    color: var(--electric-light);
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(5, 10, 21, 0.9);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-color);
    z-index: 900;
    display: flex;
    align-items: center;
    padding: 0 2rem;
}

.navbar-inner {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--white);
}

.logo-text span {
    color: var(--electric-blue);
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-menu a {
    color: var(--gray-light);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--electric-blue);
    transition: width 0.3s;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--white);
}

.mobile-toggle {
    display: none;
    width: 30px;
    height: 22px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}

.mobile-toggle span {
    height: 3px;
    background: var(--white);
    border-radius: 2px;
    transition: 0.3s;
}

.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5, 10, 21, 0.98);
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 899;
}

.mobile-overlay.show {
    display: flex;
}

.mobile-overlay a {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
}

/* Main Container */
main {
    padding-top: 70px;
}

/* Hero Block */
.hero-block {
    min-height: calc(100vh - 70px);
    display: grid;
    place-items: center;
    padding: 3rem 2rem;
    background: 
        radial-gradient(circle at 30% 70%, rgba(0, 180, 255, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 70% 30%, rgba(0, 180, 255, 0.05) 0%, transparent 40%),
        var(--bg-primary);
}

.hero-inner {
    text-align: center;
    max-width: 800px;
}

.hero-inner h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.hero-inner h1 .glow {
    color: var(--electric-blue);
    text-shadow: 0 0 30px rgba(0, 180, 255, 0.5);
}

.hero-inner p {
    font-size: 1.1rem;
    color: var(--gray-light);
    max-width: 600px;
    margin: 0 auto 2rem;
    font-weight: 300;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--electric-blue);
    color: var(--bg-primary);
    font-weight: 600;
    padding: 1rem 2.5rem;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s;
    box-shadow: 0 8px 30px rgba(0, 180, 255, 0.3);
}

.hero-btn:hover {
    background: var(--electric-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 180, 255, 0.4);
    color: var(--bg-primary);
}

/* Cards Section */
.cards-section {
    padding: 5rem 2rem;
    background: var(--bg-secondary);
}

.cards-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.info-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s;
}

.info-card:hover {
    border-color: var(--electric-blue);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.info-card .card-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--electric-blue), var(--electric-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
}

.info-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.info-card p {
    color: var(--gray-medium);
    font-size: 0.95rem;
    font-weight: 300;
}

/* Game Block */
.game-block {
    padding: 5rem 2rem;
}

.game-block-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.game-block h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.game-block .subtitle {
    text-align: center;
    color: var(--gray-medium);
    margin-bottom: 2.5rem;
}

.game-embed {
    width: 100%;
    aspect-ratio: 16/10;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

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

/* Text Block */
.text-block {
    max-width: 850px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

.text-block h1 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--electric-light);
}

.text-block h2 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--electric-blue);
    margin: 2.5rem 0 1rem;
}

.text-block p {
    color: var(--gray-light);
    margin-bottom: 1.25rem;
    font-weight: 300;
}

.text-block ul {
    list-style: none;
    margin: 1.5rem 0;
}

.text-block li {
    padding: 0.5rem 0 0.5rem 1.5rem;
    color: var(--gray-light);
    position: relative;
    font-weight: 300;
}

.text-block li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--electric-blue);
}

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

.footer-content {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.help-links {
    margin-bottom: 2rem;
}

.help-links h5 {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--gray-medium);
    margin-bottom: 1rem;
}

.help-links a {
    margin: 0 1rem;
    font-size: 0.9rem;
}

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

.footer-nav a {
    color: var(--gray-medium);
    font-size: 0.85rem;
}

.copyright {
    color: var(--gray-medium);
    font-size: 0.8rem;
}

/* Age Modal */
.age-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.age-modal.hide {
    display: none;
}

.modal-box {
    background: var(--bg-tertiary);
    border: 1px solid var(--electric-blue);
    border-radius: 16px;
    padding: 2.5rem;
    max-width: 450px;
    margin: 1rem;
    text-align: center;
}

.modal-box h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.modal-box p {
    color: var(--gray-light);
    margin-bottom: 2rem;
    font-size: 0.95rem;
    font-weight: 300;
}

.modal-btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.modal-btns button {
    padding: 0.85rem 2rem;
    border: none;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
}

.btn-verify {
    background: var(--electric-blue);
    color: var(--bg-primary);
}

.btn-exit {
    background: transparent;
    border: 1px solid var(--border-color) !important;
    color: var(--gray-medium);
}

.btn-verify:hover {
    background: var(--electric-light);
}

.btn-exit:hover {
    border-color: #ff5555 !important;
    color: #ff5555;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-inner h1 {
        font-size: 1.8rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .game-embed {
        aspect-ratio: 4/3;
    }
    
    .modal-btns {
        flex-direction: column;
    }
    
    .help-links a {
        display: block;
        margin: 0.5rem 0;
    }
}