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

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

:root {
    --void-black: #050510;
    --deep-space: #0d0d25;
    --nebula-blue: #1e3a8a;
    --star-silver: #c0c0c0;
    --cosmic-white: #e8e8f0;
    --accent-violet: #7c3aed;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--void-black);
    color: var(--cosmic-white);
    min-height: 100vh;
    line-height: 1.7;
    background-image: 
        radial-gradient(1px 1px at 20px 30px, white, transparent),
        radial-gradient(1px 1px at 40px 70px, rgba(255,255,255,0.8), transparent),
        radial-gradient(1px 1px at 50px 160px, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 90px 40px, white, transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(255,255,255,0.7), transparent),
        radial-gradient(1px 1px at 160px 120px, white, transparent);
    background-size: 200px 200px;
}

.cosmic-header {
    background: linear-gradient(180deg, rgba(13, 13, 37, 0.95) 0%, rgba(5, 5, 16, 0.9) 100%);
    border-bottom: 1px solid rgba(124, 58, 237, 0.4);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(12px);
}

.header-wrap {
    max-width: 1500px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.astral-brand {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
}

.astral-brand svg {
    width: 44px;
    height: 44px;
}

.astral-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--cosmic-white);
    letter-spacing: -0.5px;
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: 1px solid var(--accent-violet);
    padding: 0.6rem;
    cursor: pointer;
    border-radius: 6px;
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--cosmic-white);
    margin: 5px 0;
}

.cosmic-nav ul {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.cosmic-nav a {
    color: var(--star-silver);
    text-decoration: none;
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.cosmic-nav a:hover {
    background: rgba(124, 58, 237, 0.2);
    color: var(--cosmic-white);
}

.space-hero {
    padding: 5rem 2rem;
    text-align: center;
    background: radial-gradient(ellipse at center bottom, rgba(30, 58, 138, 0.3) 0%, transparent 70%);
}

.space-hero h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3.2rem;
    font-weight: 700;
    color: var(--cosmic-white);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.space-hero > p {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
    color: var(--star-silver);
}

.alert-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.25rem;
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.alert-card {
    background: rgba(13, 13, 37, 0.8);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: 12px;
    padding: 1.75rem;
}

.alert-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--cosmic-white);
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.alert-card p {
    color: var(--star-silver);
    font-size: 0.95rem;
}

.game-zone {
    max-width: 1500px;
    margin: 0 auto;
    padding: 2rem;
}

.game-zone h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--cosmic-white);
}

.game-viewport {
    background: rgba(13, 13, 37, 0.9);
    border: 1px solid var(--accent-violet);
    border-radius: 16px;
    padding: 0.75rem;
    box-shadow: 0 0 60px rgba(124, 58, 237, 0.2);
}

.game-viewport iframe {
    width: 100%;
    height: 600px;
    border: none;
    border-radius: 12px;
    display: block;
}

.info-blocks {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1300px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.info-block {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.2) 0%, rgba(13, 13, 37, 0.8) 100%);
    border-radius: 12px;
    padding: 2rem;
    border-left: 3px solid var(--accent-violet);
}

.info-block h3 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--cosmic-white);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.info-block p {
    color: var(--star-silver);
}

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

.doc-section h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    color: var(--cosmic-white);
    text-align: center;
    margin-bottom: 2.5rem;
}

.doc-section h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    color: var(--cosmic-white);
    margin: 2rem 0 1rem;
    padding-left: 1rem;
    border-left: 3px solid var(--accent-violet);
}

.doc-section p {
    color: var(--star-silver);
    margin-bottom: 1rem;
}

.doc-section ul {
    color: var(--star-silver);
    margin: 1rem 0 1.5rem 1.5rem;
}

.doc-section li {
    margin-bottom: 0.5rem;
}

.space-footer {
    background: rgba(13, 13, 37, 0.95);
    border-top: 1px solid rgba(124, 58, 237, 0.3);
    padding: 2.5rem 2rem;
    margin-top: 4rem;
}

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

.footer-wrap h4 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--cosmic-white);
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
}

.resource-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.resource-links a {
    color: var(--star-silver);
    text-decoration: none;
    padding: 0.5rem 1.25rem;
    border: 1px solid rgba(124, 58, 237, 0.5);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.resource-links a:hover {
    background: var(--accent-violet);
    color: white;
    border-color: var(--accent-violet);
}

.footer-legal {
    color: rgba(192, 192, 192, 0.6);
    font-size: 0.85rem;
}

.age-screen {
    position: fixed;
    inset: 0;
    background: rgba(5, 5, 16, 0.98);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.age-screen.hidden {
    display: none;
}

.age-prompt {
    background: var(--deep-space);
    border: 1px solid var(--accent-violet);
    border-radius: 16px;
    padding: 2.5rem;
    max-width: 440px;
    margin: 1rem;
    text-align: center;
}

.age-prompt h2 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--cosmic-white);
    font-size: 1.6rem;
    margin-bottom: 1.25rem;
}

.age-prompt p {
    color: var(--star-silver);
    margin-bottom: 1.75rem;
}

.prompt-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.prompt-buttons button {
    padding: 0.85rem 2rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-proceed {
    background: var(--accent-violet);
    color: white;
}

.btn-proceed:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
}

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

.btn-exit:hover {
    background: rgba(192, 192, 192, 0.1);
}

.play-notice {
    background: rgba(13, 13, 37, 0.9);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.play-notice h3 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--cosmic-white);
    margin-bottom: 0.75rem;
}

.play-notice p {
    color: var(--star-silver);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .cosmic-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--deep-space);
        border-bottom: 1px solid var(--accent-violet);
        display: none;
    }

    .cosmic-nav.visible {
        display: block;
    }

    .cosmic-nav ul {
        flex-direction: column;
        padding: 1rem;
    }

    .cosmic-nav a {
        display: block;
        padding: 0.9rem;
    }

    .space-hero h1 {
        font-size: 2.2rem;
    }

    .astral-name {
        font-size: 1.3rem;
    }

    .game-viewport iframe {
        height: 400px;
    }

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