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

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

:root {
    --cyan: #06b6d4;
    --cyan-dark: #0891b2;
    --pink: #ec4899;
    --pink-dark: #db2777;
    --yellow: #facc15;
    --slate-900: #0f172a;
    --slate-800: #1e293b;
    --white: #ffffff;
    --cream: #fef9c3;
}

body {
    font-family: 'Quicksand', sans-serif;
    background: linear-gradient(135deg, var(--slate-900) 0%, var(--slate-800) 100%);
    color: var(--white);
    min-height: 100vh;
    line-height: 1.7;
}

h1, h2, h3, h4 {
    font-family: 'Fredoka', sans-serif;
}

a {
    color: var(--cyan);
    text-decoration: none;
}

/* Top Nav */
.topnav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(8px);
    z-index: 999;
    border-bottom: 3px solid var(--pink);
}

.topnav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1500px;
    margin: 0 auto;
    padding: 0.8rem 1.5rem;
}

.site-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.site-brand svg {
    width: 48px;
    height: 48px;
}

.site-brand-text {
    font-family: 'Fredoka', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--cyan);
}

.mobile-toggle {
    display: none;
    background: none;
    border: 2px solid var(--pink);
    border-radius: 6px;
    padding: 6px 10px;
    cursor: pointer;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--pink);
    margin: 4px 0;
    border-radius: 2px;
}

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

.nav-menu a {
    display: block;
    color: var(--white);
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    transition: 0.2s;
}

.nav-menu a:hover {
    background: var(--pink);
    color: var(--white);
}

/* Welcome Section */
.welcome {
    padding: 9rem 2rem 4rem;
    text-align: center;
}

.welcome h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    color: var(--cyan);
    margin-bottom: 1rem;
}

.welcome-desc {
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.85);
}

/* Bubble Cards */
.bubble-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    padding: 2rem;
    max-width: 1300px;
    margin: 0 auto;
}

.bubble-card {
    flex: 1 1 280px;
    max-width: 380px;
    background: linear-gradient(145deg, var(--slate-800), var(--slate-900));
    border-radius: 24px;
    padding: 2rem;
    text-align: center;
    border: 2px solid rgba(6, 182, 212, 0.3);
    transition: transform 0.2s;
}

.bubble-card:hover {
    transform: translateY(-5px);
}

.bubble-card .ico {
    font-size: 3rem;
    margin-bottom: 0.8rem;
}

.bubble-card h3 {
    color: var(--pink);
    margin-bottom: 0.6rem;
    font-size: 1.3rem;
}

.bubble-card p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
}

/* Game Stage */
.game-stage {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.game-screen {
    background: var(--slate-900);
    border-radius: 16px;
    overflow: hidden;
    border: 4px solid var(--cyan);
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.3);
}

.game-screen iframe {
    width: 100%;
    height: 560px;
    border: none;
    display: block;
}

/* Info Boxes */
.info-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1300px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.info-box {
    background: rgba(30, 41, 59, 0.7);
    padding: 1.8rem;
    border-radius: 16px;
    border-left: 4px solid var(--yellow);
}

.info-box h3 {
    color: var(--cyan);
    margin-bottom: 0.6rem;
    font-size: 1.25rem;
}

.info-box p {
    color: rgba(255, 255, 255, 0.8);
}

/* Page Header */
.page-top {
    padding: 7.5rem 2rem 2rem;
    text-align: center;
    background: linear-gradient(to bottom, var(--slate-800), var(--slate-900));
}

.page-top h1 {
    color: var(--cyan);
    font-size: 2.4rem;
}

/* Article */
.article-container {
    max-width: 850px;
    margin: 0 auto;
    padding: 2rem 2rem 4rem;
}

.article-container h2 {
    color: var(--pink);
    font-size: 1.5rem;
    margin: 2rem 0 0.7rem;
}

.article-container p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1rem;
}

.article-container ul {
    margin: 0.8rem 0 1.5rem 1.5rem;
}

.article-container li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.4rem;
}

/* Game Help Box */
.game-help {
    background: rgba(236, 72, 153, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1.5rem;
    border: 2px solid rgba(236, 72, 153, 0.3);
}

.game-help h3 {
    color: var(--yellow);
    margin-bottom: 0.6rem;
}

/* Site Footer */
.site-footer {
    background: var(--slate-800);
    border-top: 3px solid var(--cyan);
    padding: 2rem;
    text-align: center;
}

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

.footer-nav a {
    font-weight: 600;
}

.footer-copy {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

/* Age Gate */
.age-gate {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.98);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.age-gate.gone {
    display: none;
}

.age-box {
    background: linear-gradient(145deg, var(--slate-800), var(--slate-900));
    border: 3px solid var(--cyan);
    border-radius: 24px;
    padding: 2.5rem;
    max-width: 430px;
    margin: 1rem;
    text-align: center;
}

.age-box h2 {
    color: var(--pink);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.age-box p {
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.85);
}

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

.btn-yes {
    background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
    color: var(--slate-900);
    border: none;
    padding: 0.9rem 2rem;
    font-family: 'Fredoka', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 20px;
    cursor: pointer;
    transition: transform 0.2s;
}

.btn-no {
    background: transparent;
    color: var(--pink);
    border: 2px solid var(--pink);
    padding: 0.9rem 2rem;
    font-family: 'Fredoka', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 20px;
    cursor: pointer;
}

.btn-yes:hover, .btn-no:hover {
    transform: scale(1.05);
}

/* Mobile */
@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--slate-900);
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-menu.shown {
        max-height: 320px;
        padding: 1rem;
    }

    .nav-menu a {
        padding: 0.9rem;
        text-align: center;
        border-radius: 8px;
    }

    .welcome {
        padding: 7rem 1.5rem 2rem;
    }

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

    .bubble-grid {
        flex-direction: column;
        align-items: center;
    }

    .bubble-card {
        max-width: 100%;
    }
}