/* ==========================================================================
   GameHub - Clean & Compliant Casual Gaming CSS
   Modern, Cheerful, and Family-Friendly Design System
   ========================================================================== */

:root {
    --bg-dark: #0f172a;
    --bg-surface: #1e293b;
    --bg-card: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    
    --primary-indigo: #6366f1;
    --primary-cyan: #06b6d4;
    --accent-emerald: #10b981;
    --accent-amber: #f59e0b;
    --accent-rose: #f43f5e;
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    --radius-lg: 16px;
    --radius-md: 10px;
    --transition: all 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    background-image: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
                      radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 40%);
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-badge {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-indigo), var(--primary-cyan));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.logo-title {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
}

.brand-name .highlight {
    color: var(--primary-cyan);
}

.brand-tag {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--accent-emerald);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    gap: 24px;
}

.nav-item {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.nav-item:hover, .nav-item.active {
    color: var(--primary-cyan);
}

.free-badge {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--accent-emerald);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Hero Section */
.hero-section {
    padding: 60px 0 80px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.pill-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(99, 102, 241, 0.15);
    color: #818cf8;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.hero-heading {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}

.gradient-text {
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtext {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

.hero-btn-row {
    display: flex;
    gap: 14px;
    margin-bottom: 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-indigo), var(--primary-cyan));
    color: #fff;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    color: #fff;
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
}

.trust-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.trust-strip i {
    color: var(--accent-emerald);
}

/* Quick Reaction Hero Card */
.game-showcase-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.showcase-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-amber);
    margin-bottom: 16px;
}

.live-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-amber);
    border-radius: 50%;
}

.mini-game-header h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 4px;
}
.mini-game-header p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.reaction-arena {
    height: 140px;
    background: #0b1120;
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
    margin-bottom: 14px;
    color: var(--text-secondary);
}

.reaction-arena.waiting {
    background: #991b1b;
    color: #fff;
    border-color: #ef4444;
}

.reaction-arena.ready {
    background: #065f46;
    color: #fff;
    border-color: #10b981;
}

.game-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-action {
    background: var(--primary-indigo);
    color: #fff;
    padding: 8px 18px;
    font-size: 0.85rem;
}

.score-display {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--accent-emerald);
}

/* Sections */
.section {
    padding: 70px 0;
}

.section-title-wrap {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 40px;
}

.section-badge {
    background: rgba(6, 182, 212, 0.15);
    color: var(--primary-cyan);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 12px;
    letter-spacing: 1px;
    display: inline-block;
    margin-bottom: 10px;
}

.section-title-wrap h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    margin-bottom: 8px;
}

.section-title-wrap p {
    color: var(--text-secondary);
}

/* Memory Game Component */
.memory-game-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.memory-stats-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.stat-pill {
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
}
.stat-pill span {
    color: #fff;
    font-weight: 700;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.85rem;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}
.btn-outline:hover {
    border-color: var(--primary-cyan);
    color: var(--primary-cyan);
}

.memory-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.memory-card {
    height: 90px;
    background: #0b1120;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
    user-select: none;
}

.memory-card:hover {
    border-color: var(--primary-indigo);
    transform: scale(1.03);
}

.memory-card.flipped {
    background: var(--primary-indigo);
    border-color: #818cf8;
}

.memory-card.matched {
    background: #065f46;
    border-color: var(--accent-emerald);
    cursor: default;
}

.game-win-banner {
    display: none;
    text-align: center;
    padding: 16px;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--accent-emerald);
    border-radius: var(--radius-md);
    margin-top: 18px;
}
.game-win-banner h3 {
    color: var(--accent-emerald);
    font-family: var(--font-heading);
    margin-bottom: 4px;
}

/* Catalog Grid */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.catalog-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
}

.catalog-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-cyan);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.15);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: rgba(6, 182, 212, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--primary-cyan);
    margin-bottom: 14px;
}

.catalog-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.catalog-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.genre-pill {
    display: inline-block;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
}

/* About / Policy Card */
.about-card {
    background: var(--bg-surface);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.about-icon {
    width: 44px;
    height: 44px;
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-emerald);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.about-info h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 6px;
    color: var(--accent-emerald);
}

.about-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background: #090e1a;
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 6px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-cyan);
}

@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
    .hero-heading {
        font-size: 2.2rem;
    }
    .nav-menu {
        display: none;
    }
    .memory-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}