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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #1a2a3a;
    background: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    background: #0a2b4e;
    color: white;
    padding: 24px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
}

nav {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s;
}

nav a:hover {
    text-decoration: underline;
    opacity: 0.8;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f0fa 100%);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.hero p {
    font-size: 1.2rem;
    color: #2c3e50;
}

/* Buttons */
.btn {
    display: inline-block;
    background: #2563eb;
    color: white;
    padding: 14px 32px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 24px;
    transition: background 0.2s, transform 0.1s;
}

.btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 50px 0;
}

.card {
    background: #f9fafb;
    padding: 28px;
    border-radius: 16px;
    border: 1px solid #e5e7eb;
    transition: box-shadow 0.2s;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.card h3 {
    margin-bottom: 12px;
    color: #0a2b4e;
}

/* Book Shop Grid */
.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    padding: 40px 0;
}

.book-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 24px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.book-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.book-card h3 {
    color: #0a2b4e;
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.book-card p {
    color: #4b5563;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.book-link {
    display: inline-block;
    background: #2563eb;
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
}

.book-link:hover {
    background: #1d4ed8;
}

/* Stats Section */
.stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
    background: #0a2b4e;
    color: white;
    padding: 50px 24px;
    border-radius: 24px;
    margin: 40px 0;
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
}

/* Review Section */
.review-section {
    background: #f9fafb;
    border-radius: 24px;
    padding: 50px 40px;
    margin: 40px 0;
}

.review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.review-card {
    background: white;
    padding: 24px;
    border-radius: 16px;
    border-left: 4px solid #2563eb;
}

.review-author {
    margin-top: 16px;
    font-weight: bold;
    color: #2563eb;
}

/* About Section */
.about-section {
    padding: 50px 0;
}

.values {
    background: #f0f7ff;
    padding: 30px;
    border-radius: 16px;
    margin: 30px 0;
    font-style: italic;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 30px 0;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #f3f4f6;
    padding: 10px 20px;
    border-radius: 40px;
    text-decoration: none;
    color: #1f2937;
    font-weight: 500;
    transition: background 0.2s;
}

.social-icon:hover {
    background: #e5e7eb;
    transform: translateY(-2px);
}

.social-icon.youtube:hover { background: #ff0000; color: white; }
.social-icon.twitter:hover { background: #000000; color: white; }
.social-icon.facebook:hover { background: #1877f2; color: white; }
.social-icon.pinterest:hover { background: #bd081c; color: white; }
.social-icon.googleplay:hover { background: #34a853; color: white; }

/* Footer */
footer {
    background: #111827;
    color: #9ca3af;
    padding: 48px 0;
    margin-top: 60px;
    text-align: center;
}

footer a {
    color: white;
    text-decoration: none;
    margin: 0 12px;
}

footer a:hover {
    text-decoration: underline;
}

.social-footer {
    margin: 20px 0;
}

.social-footer a {
    display: inline-block;
    margin: 0 10px;
    font-size: 1.2rem;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-4 {
    margin-top: 24px;
}

.mb-4 {
    margin-bottom: 24px;
}

/* Legal Pages (terms & privacy) */
.legal-content {
    padding: 50px 0;
    max-width: 900px;
    margin: 0 auto;
}

.legal-content h1 {
    margin-bottom: 24px;
    color: #0a2b4e;
}

.legal-content h2 {
    margin: 32px 0 16px 0;
    color: #1e3a8a;
}

.legal-content p {
    margin-bottom: 16px;
}

.legal-content ul {
    margin: 16px 0 16px 40px;
}

/* Game Page */
.game-container {
    padding: 40px 0;
    text-align: center;
}

.game-frame {
    width: 100%;
    min-height: 600px;
    border: none;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

/* Responsive */
@media (max-width: 768px) {
    .hero { padding: 50px 0; }
    .hero h1 { font-size: 1.8rem; }
    .logo { font-size: 1.4rem; }
    nav { gap: 12px; }
    nav a { font-size: 0.85rem; }
    .stats { flex-direction: column; gap: 20px; }
    .review-section { padding: 30px 20px; }
    .container { padding: 0 16px; }
    .social-icon { padding: 6px 12px; font-size: 0.8rem; }
}

/* Uniform Image Sizes for Cards */
.app-screenshot,
.book-stack,
.clickable-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-top: 16px;
}

/* If you want different heights for specific images, use this */
.app-screenshot {
    object-position: top; /* Shows the top of app screenshot */
}

.book-stack {
    object-position: center; /* Centers book image */
}

.clickable-image {
    object-position: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.clickable-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* Make all cards the same height */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: stretch;
}

.card {
    background: #f9fafb;
    padding: 28px;
    border-radius: 16px;
    border: 1px solid #e5e7eb;
    transition: box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Push images to bottom of card */
.card .app-screenshot,
.card .book-stack,
.card .clickable-image {
    margin-top: auto;
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
}

/* Make buttons/links stay at bottom too */
.card a:last-of-type {
    margin-top: auto;
}