/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

.page-main {
    padding-top: 80px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2563eb;
}

.nav-logo i {
    margin-right: 8px;
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-favorite {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
    padding: 10px 20px;
    border-radius: 9999px;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.08);
}

.btn-favorite:hover {
    background: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(37, 99, 235, 0.25);
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #2563eb;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero--sub {
    min-height: auto;
    padding: 140px 0 80px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content h2 {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #4338ca;
}

.hero-content h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-primary {
    background: #2563eb;
    color: white;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
}

.btn-outline:hover {
    background: #2563eb;
    color: white;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.crossword-preview {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.grid-preview {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    display: grid;
    grid-template-columns: repeat(15, 1fr);
    grid-template-rows: repeat(15, 1fr);
    gap: 1px;
    padding: 10px;
}

.grid-preview::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1f2937;
}

.section-header p {
    font-size: 1.1rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Daily Puzzle Section */
.daily-puzzle {
    padding: 80px 0;
    background: white;
}

.puzzle-container {
    max-width: 1000px;
    margin: 0 auto;
}

.puzzle-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 12px;
}

.difficulty-badge {
    padding: 6px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.difficulty-badge.easy {
    background: #dcfce7;
    color: #166534;
}

.difficulty-badge.medium {
    background: #fef3c7;
    color: #b45309;
}

.difficulty-badge.hard {
    background: #fee2e2;
    color: #b91c1c;
}

.puzzle-stats {
    display: flex;
    gap: 2rem;
    font-size: 0.9rem;
    color: #6b7280;
}

.puzzle-stats span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.puzzle-stats i {
    font-size: 0.8rem;
}

.game-area {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: start;
}

.crossword-grid {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 20px;
    min-height: 400px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(5, 1fr);
    gap: 1px;
    background: #e5e7eb;
    max-width: 400px;
    margin: 0 auto;
}

.crossword-cell {
    background: white;
    border: 1px solid #d1d5db;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.crossword-cell:hover {
    background: #f3f4f6;
}

.crossword-cell.selected {
    background: #dbeafe;
    border-color: #2563eb;
}

.crossword-cell.black {
    background: #1f2937;
    border-color: #1f2937;
}

.crossword-cell .number {
    position: absolute;
    top: 2px;
    left: 2px;
    font-size: 0.7rem;
    color: #6b7280;
}

.crossword-cell input {
    width: 100%;
    height: 100%;
    border: none;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    background: transparent;
    outline: none;
    text-transform: uppercase;
}

.clues-panel {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
}

.clues-tabs {
    display: flex;
    background: #f8fafc;
}

.tab-btn {
    flex: 1;
    padding: 1rem;
    border: none;
    background: transparent;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background: white;
    color: #2563eb;
    border-bottom: 2px solid #2563eb;
}

.clues-content {
    padding: 1rem;
    max-height: 400px;
    overflow-y: auto;
}

.clues-list {
    display: none;
}

.clues-list.active {
    display: block;
}

.clue-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f3f4f6;
    cursor: pointer;
    transition: all 0.2s ease;
}

.clue-item:hover {
    background: #f8fafc;
    padding-left: 0.5rem;
}

.clue-item.selected {
    background: #dbeafe;
    color: #2563eb;
    font-weight: 600;
}

.clue-number {
    font-weight: 600;
    color: #6b7280;
    margin-right: 0.5rem;
}

.game-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.prose {
    max-width: 840px;
    margin: 0 auto;
    font-size: 1.05rem;
    color: #374151;
}

.prose h2 {
    color: #1f2937;
}

.prose ol,
.prose ul {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.prose li {
    margin-bottom: 0.5rem;
}

/* Create Section */
.category-section {
    padding: 80px 0;
    background: #ffffff;
}

.create-section {
    padding: 80px 0;
    background: #f8fafc;
}

.create-tools {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tool-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.tool-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.tool-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.tool-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* Community Section */
.community-section {
    padding: 80px 0;
    background: white;
}

.community-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: #f8fafc;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #6b7280;
    font-weight: 500;
}

.leaderboard {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
}

.leaderboard h3 {
    text-align: center;
    margin-bottom: 2rem;
    color: #1f2937;
    font-size: 1.5rem;
}

.leaderboard-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid #f3f4f6;
    transition: all 0.2s ease;
}

.leaderboard-item:hover {
    background: #f8fafc;
}

.leaderboard-item:last-child {
    border-bottom: none;
}

.rank {
    font-weight: 700;
    color: #2563eb;
    font-size: 1.2rem;
}

.player {
    font-weight: 600;
    color: #1f2937;
}

.score {
    color: #6b7280;
    font-weight: 500;
}

/* Learn Section */
.learn-section {
    padding: 80px 0;
    background: #f8fafc;
}

.instant-play-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 1rem;
}

.instant-play-list li {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    border: 1px solid #e5e7eb;
    line-height: 1.5;
}

.instant-play-list a {
    font-weight: 600;
    color: #4338ca;
    text-decoration: none;
}

.instant-play-list a:hover,
.instant-play-list a:focus {
    text-decoration: underline;
}

.learning-resources {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.resource-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.resource-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.resource-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.resource-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.resource-link {
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.resource-link:hover {
    color: #1d4ed8;
    gap: 0.8rem;
}

/* News Section */
.news-section {
    padding: 80px 0;
    background: white;
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.news-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.news-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.news-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-card.featured .news-image img {
    height: 100%;
}

.news-content {
    padding: 1.5rem;
}

.news-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.news-date {
    color: #6b7280;
}

.news-category {
    background: #dbeafe;
    color: #2563eb;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 500;
}

.news-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
    line-height: 1.4;
}

.news-card p {
    color: #6b7280;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.news-link {
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.news-link:hover {
    color: #1d4ed8;
}

/* FAQ Section */
.faq-section {
    padding: 80px 0;
    background: #f8fafc;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: white;
    border-radius: 16px;
    border: 1px solid #e5e7eb;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.faq-item p {
    color: #6b7280;
    line-height: 1.6;
}

.related-section {
    padding: 80px 0;
    background: #f1f5f9;
}

.related-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.related-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    background: rgba(79, 70, 229, 0.12);
    color: #4338ca;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.related-links a::before {
    content: "\f14a";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
}

.related-links a:hover,
.related-links a:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo i {
    margin-right: 8px;
    font-size: 1.8rem;
}

.footer-section p {
    color: #d1d5db;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #2563eb;
    transform: translateY(-2px);
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #2563eb;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid #374151;
    border-radius: 6px;
    background: #374151;
    color: white;
    outline: none;
}

.newsletter-form input::placeholder {
    color: #9ca3af;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: #9ca3af;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #2563eb;
}

/* Snakes Collection */
.snakes-page {
    background: linear-gradient(180deg, #f8fbff 0%, #ffffff 45%, #f9fafb 100%);
}

.hero--games {
    background: radial-gradient(circle at 20% 20%, rgba(79, 70, 229, 0.08) 0, rgba(255, 255, 255, 0) 25%),
                radial-gradient(circle at 80% 10%, rgba(16, 185, 129, 0.08) 0, rgba(255, 255, 255, 0) 25%),
                #ffffff;
}

.hero--games .hero-container {
    align-items: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: #eef2ff;
    color: #4338ca;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero--games .hero-content h1 {
    font-size: 2.8rem;
    margin-top: 0.5rem;
}

.hero--games .hero-content p {
    max-width: 640px;
}

.snake-hero-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(15, 23, 42, 0.08);
    padding: 1rem;
    max-width: 360px;
    margin-left: auto;
}

.snake-hero-thumb {
    border-radius: 16px;
    overflow: hidden;
    background: linear-gradient(135deg, #fef3c7 0%, #dbeafe 100%);
}

.snake-hero-thumb img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.snake-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: #eef2ff;
    color: #4338ca;
    padding: 0.35rem 0.75rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
}

.badge-secondary {
    background: #ecfdf3;
    color: #065f46;
}

.snakes-gallery {
    padding: 4rem 0;
}

.snakes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.snake-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.05);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.snake-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.08);
}

.snake-thumb {
    background: #f1f5f9;
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.snake-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.snake-card-body {
    padding: 1rem 1.1rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.snake-publisher {
    font-size: 0.9rem;
    color: #64748b;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.snake-card h3 {
    font-size: 1.1rem;
    color: #0f172a;
    line-height: 1.3;
}

.snake-platform {
    color: #2563eb;
    font-weight: 600;
    font-size: 0.95rem;
}

.snakes-faq .faq-item {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
}

.close {
    font-size: 1.5rem;
    font-weight: bold;
    color: #6b7280;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: #1f2937;
}

.modal-body {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #1f2937;
}

.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-actions {
        gap: 0.75rem;
    }

    .btn-favorite {
        padding: 10px 16px;
        font-size: 0.95rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content h2 {
        font-size: 1.8rem;
    }

    .hero-content h3 {
        font-size: 1.3rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .game-area {
        grid-template-columns: 1fr;
    }

    .clues-panel {
        order: -1;
    }

    .create-tools {
        grid-template-columns: 1fr;
    }

    .community-stats {
        grid-template-columns: 1fr;
    }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .news-card.featured {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .puzzle-info {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .puzzle-stats {
        flex-direction: column;
        gap: 0.5rem;
    }

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

    .hero--games .hero-container {
        text-align: center;
    }

    .snake-hero-card {
        margin: 0 auto;
    }

    .game-controls {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .tool-card,
    .resource-card {
        padding: 1.5rem;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
}

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

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}