/* CSS Variables */
:root {
    --bg-primary: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    --bg-secondary: rgba(30, 30, 46, 0.95);
    --bg-tertiary: #2a2a3e;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-accent: #ffffff;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.3);
    --accent-color: #34495e;
    --accent-secondary: #5dade2;
    --warning-bg: linear-gradient(135deg, #8b0000, #a93226);
    --warning-border: #e74c3c;
    --warning-text: #ffcccc;
    --examples-bg: #34495e;
    --examples-border: #7f8c8d;
    --sanction-bg: #5a2323;
    --sanction-border: #8b0000;
    --toc-link: linear-gradient(135deg, #34495e, #5dade2);
    --footer-bg: rgba(15, 15, 23, 0.95);
    --footer-text: #e0e0e0;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    padding-bottom: 2rem;
    transition: background 0.3s ease, color 0.3s ease;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

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

/* Header */
header {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--shadow-color);
    padding: 2rem 0;
    margin-bottom: 2rem;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

header h1 {
    color: var(--text-accent);
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px var(--shadow-color);
}

.header-info {
    text-align: center;
    color: var(--text-secondary);
}

.header-info p {
    display: inline-block;
    margin: 0 1rem;
    font-weight: 500;
}

/* Tab Navigation */
.tab-nav {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.tab-nav .container {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.tab-btn {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    background: var(--accent-color);
    color: var(--text-accent);
    border-color: var(--accent-secondary);
}

.tab-btn.active {
    background: var(--accent-secondary);
    color: var(--text-accent);
    border-color: var(--accent-secondary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Navigation */
.toc {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.toc h2 {
    color: var(--text-accent);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.toc ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Note styling */
.note {
    font-size: 0.8em;
    font-weight: 300;
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

.toc li {
    flex: 1;
    min-width: 200px;
}

.toc a {
    display: block;
    padding: 0.5rem 1rem;
    background: var(--toc-link);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    text-align: center;
}

.toc a:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-color);
}

/* Warning */
.warning {
    background: var(--warning-bg);
    border-left: 5px solid var(--warning-border);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-radius: 0 10px 10px 0;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: all 0.3s ease;
    cursor: pointer;
}

.warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow-color);
}

.warning p {
    color: var(--warning-text);
    font-weight: 500;
}

/* Main content */
main {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 30px var(--shadow-color);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

section {
    margin-bottom: 3rem;
}

section h2 {
    color: var(--text-accent);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--accent-color);
}

.rule {
    background: var(--bg-tertiary);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--accent-color);
    transition: all 0.3s ease;
}

.rule:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--shadow-color);
}

.rule h3 {
    color: var(--text-accent);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.rule p {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.examples {
    background: var(--examples-bg);
    padding: 0.75rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    border-left: 3px solid var(--examples-border);
}

.sanction {
    background: var(--sanction-bg);
    padding: 0.75rem;
    border-radius: 5px;
    border-left: 3px solid var(--sanction-border);
    font-weight: 500;
}


/* Admin section */
#admin ul {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 1rem;
}

#admin li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
    color: var(--text-primary);
}

#admin li::before {
    content: "✓";
    color: #27ae60;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Additional rules */
.additional-rules {
    display: grid;
    gap: 1rem;
}

.additional-rule {
    background: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 8px;
    border-left: 3px solid var(--accent-color);
    margin-bottom: 1rem;
}

.additional-rule strong {
    color: var(--text-accent);
}

.tldr {
    background: var(--toc-link);
    color: white;
    border-left: 3px solid var(--accent-color);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-size: 1.1rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

/* Footer */
footer {
    background: var(--footer-bg);
    color: var(--footer-text);
    text-align: center;
    padding: 2rem 0;
    backdrop-filter: blur(10px);
    transition: background 0.3s ease;
}

/* Responsive design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    .toc ul {
        flex-direction: column;
    }

    .toc li {
        min-width: auto;
    }

    section h2 {
        font-size: 1.5rem;
    }

    .rule {
        padding: 1rem;
    }

    .theme-toggle {
        width: 45px;
        height: 45px;
        font-size: 18px;
    }

    #back-to-top {
        padding: 10px 16px;
        font-size: 12px;
    }
}


/* Back to top button */
#back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--toc-link);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 12px 20px;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow-color);
    z-index: 1000;
    font-size: 14px;
    font-weight: 500;
}

#back-to-top:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow-color);
}

/* Scroll animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.rule {
    animation: fadeInUp 0.6s ease-out;
}

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

/* Theme transition */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Tetris Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--bg-secondary);
    margin: 5% auto;
    padding: 0;
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    animation: modalFadeIn 0.3s ease-out;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    border-radius: 15px 15px 0 0;
}

.modal-header h3 {
    margin: 0;
    color: var(--text-accent);
    font-size: 1.5rem;
}

.close-modal {
    color: var(--text-secondary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: var(--text-accent);
}

.tetris-container {
    display: flex;
    padding: 1.5rem;
    gap: 1.5rem;
}

#tetris-canvas {
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    background: #000;
    display: block;
}

.tetris-info {
    flex: 1;
    color: var(--text-primary);
}

.tetris-info > div {
    margin-bottom: 1rem;
    padding: 0.5rem;
    background: var(--bg-tertiary);
    border-radius: 5px;
}

.score, .level, .lines {
    text-align: center;
    font-weight: bold;
}

.score span {
    margin-left: 0.3rem;
}

#next-canvas {
    border: 1px solid var(--accent-color);
    border-radius: 5px;
    background: #000;
    margin: 0.5rem 0;
}

.controls {
    background: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 5px;
    font-size: 0.9rem;
}

.controls p {
    margin: 0.3rem 0;
}

/* Modal Screens */
.modal-screen {
    display: none;
    padding: 1.5rem;
}

.modal-screen.active {
    display: block;
}

/* Nickname Form */
.nickname-form {
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
}

.nickname-form h4 {
    color: var(--text-accent);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

#nickname-input {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: border-color 0.3s ease;
}

#nickname-input:focus {
    outline: none;
    border-color: var(--accent-secondary);
    box-shadow: 0 0 10px rgba(78, 205, 196, 0.3);
}

.game-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 8px;
    background: var(--toc-link);
    color: white;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 0.5rem;
}

.game-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-color);
}

.game-btn.secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.game-btn.danger {
    background: #e74c3c;
}

.game-btn.danger:hover {
    background: #c0392b;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.game-btn.small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.game-controls {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    justify-content: center;
}

/* Leaderboard */
.leaderboard {
    text-align: center;
}

.leaderboard h4 {
    color: var(--text-accent);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.leaderboard-list {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    max-height: 300px;
    overflow-y: auto;
}

.leaderboard-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
    margin-bottom: 0.5rem;
    background: var(--bg-secondary);
    border-radius: 5px;
    border-left: 3px solid var(--accent-color);
}

.leaderboard-item.top3 {
    border-left-color: #FFD700;
}

.leaderboard-item:nth-child(2) {
    border-left-color: #C0C0C0;
}

.leaderboard-item:nth-child(3) {
    border-left-color: #CD7F32;
}

.leaderboard-item .rank {
    font-weight: bold;
    color: var(--text-accent);
    min-width: 30px;
}

.leaderboard-item .name {
    flex: 1;
    text-align: left;
    font-weight: 500;
}

.leaderboard-item .score {
    font-weight: bold;
    color: var(--accent-secondary);
}

.leaderboard-item .details {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

.no-results {
    color: var(--text-secondary);
    font-style: italic;
    padding: 2rem;
}

.loading {
    color: var(--text-secondary);
    text-align: center;
    padding: 2rem;
    font-style: italic;
}

.error {
    color: #e74c3c;
    text-align: center;
    padding: 2rem;
    font-weight: bold;
}

@media (max-width: 768px) {
    .tetris-container {
        flex-direction: column;
        align-items: center;
    }

    .modal-content {
        margin: 2% auto;
        width: 95%;
    }

    .leaderboard-item {
        flex-direction: column;
        text-align: center;
        gap: 0.3rem;
    }

    .leaderboard-item .name,
    .leaderboard-item .score {
        text-align: center;
    }

    .leaderboard-item .score {
        margin-left: 0;
    }
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(22, 33, 62, 0.9) 50%, rgba(15, 52, 96, 0.9) 100%);
    backdrop-filter: blur(10px);
    margin-bottom: 2rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    color: var(--text-accent);
    margin-bottom: 1rem;
    text-shadow: 0 4px 8px var(--shadow-color);
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--accent-secondary);
    margin-bottom: 2rem;
    font-weight: 300;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Main Navigation */
.main-nav {
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 20px var(--shadow-color);
}

.main-nav .container {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav-link:hover {
    background: var(--accent-color);
    color: var(--text-accent);
    transform: translateY(-2px);
}

.nav-link.active {
    background: var(--accent-secondary);
    color: var(--text-accent);
    box-shadow: 0 4px 12px rgba(93, 173, 226, 0.3);
}

/* Servers Section */
.servers {
    padding: 4rem 0;
    background: var(--bg-secondary);
    margin-bottom: 2rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--text-accent);
    text-align: center;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px var(--shadow-color);
}

.section-description {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.servers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.server-card {
    background: var(--bg-tertiary);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 8px 25px var(--shadow-color);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    opacity: 0;
    transform: translateY(30px);
}

.server-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
    border-color: var(--accent-secondary);
}

.server-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.server-header h3 {
    font-size: 1.5rem;
    color: var(--text-accent);
    margin: 0;
}

.server-status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.server-status.online {
    background: #27ae60;
    color: white;
}

.server-info {
    margin-bottom: 1.5rem;
}

.server-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.server-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    font-size: 0.9rem;
}

.server-ip, .server-mode {
    color: var(--text-secondary);
}

.server-ip strong, .server-mode strong {
    color: var(--accent-secondary);
}

.server-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
    color: var(--text-accent);
    border: none;
    padding: 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.server-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(93, 173, 226, 0.4);
}

/* About Section */
.about {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text {
    line-height: 1.8;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.features {
    margin-top: 2rem;
}

.features h3 {
    color: var(--text-accent);
    margin-bottom: 1rem;
}

.features ul {
    list-style: none;
    padding: 0;
}

.features li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.about-stats {
    display: grid;
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-tertiary);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px var(--shadow-color);
    border: 1px solid var(--border-color);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-secondary);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Community Section */
.community {
    padding: 4rem 0;
    background: var(--bg-secondary);
}

.community-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.discord-card, .rules-card {
    background: var(--bg-tertiary);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 25px var(--shadow-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.discord-card:hover, .rules-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-secondary);
}

.discord-card h3, .rules-card h3 {
    color: var(--text-accent);
    margin-bottom: 1rem;
}

.discord-card p, .rules-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.discord-btn, .rules-btn {
    display: inline-block;
    background: linear-gradient(135deg, #5865f2, #7289da);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.discord-btn:hover, .rules-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(88, 101, 242, 0.4);
}

.rules-btn {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
}

/* Footer */
.footer {
    background: var(--footer-bg);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--text-accent);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: var(--footer-text);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

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

.footer-section a {
    color: var(--footer-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--accent-secondary);
}

.footer-bottom {
    text-align: center;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

/* Notification */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--accent-secondary);
    color: var(--text-accent);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .main-nav .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-link {
        text-align: center;
        padding: 12px 15px;
        font-size: 0.95rem;
    }

    .servers-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .server-card {
        padding: 20px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .community-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .server-details {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .server-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .section-description {
        font-size: 0.95rem;
    }

    .rule h3 {
        font-size: 1.1rem;
    }

    .warning {
        padding: 15px;
        font-size: 0.9rem;
    }

    .toc {
        padding: 15px;
    }

    .toc ul {
        padding-left: 20px;
    }

    .examples, .sanction {
        padding: 12px;
        font-size: 0.9rem;
    }

    .tldr {
        padding: 15px;
        font-size: 0.9rem;
    }

    .additional-rules {
        gap: 15px;
    }

    .additional-rule {
        padding: 12px;
        font-size: 0.9rem;
    }
}

/* Game Styles */
.game-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
}

.game-modal[style*="flex"],
.game-modal.show {
    display: flex !important;
    position: fixed !important;
    z-index: 10000 !important;
}

.game-modal-content {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 20px;
    max-width: 90%;
    max-height: 90%;
    overflow-y: auto;
    box-shadow: 0 4px 20px var(--shadow-color);
    position: relative;
    z-index: 10001;
    margin: auto;
}

.game-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
}

.game-modal-header h2 {
    margin: 0;
    color: var(--text-accent);
}

.game-close-btn {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    line-height: 40px;
    transition: color 0.3s;
}

.game-close-btn:hover {
    color: var(--accent-secondary);
}

.game-container {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.game-sidebar {
    min-width: 200px;
}

.game-stats {
    background: var(--bg-tertiary);
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 15px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.stat-item:last-child {
    margin-bottom: 0;
}

.stat-item label {
    font-weight: 500;
}

.stat-item span {
    color: var(--accent-secondary);
    font-weight: 700;
}

.game-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.game-btn {
    flex: 1;
    padding: 10px;
    background: var(--accent-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
}

.game-btn:hover {
    background: var(--accent-secondary);
}

.game-leaderboard {
    background: var(--bg-tertiary);
    padding: 15px;
    border-radius: 5px;
}

.game-leaderboard h3 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--text-accent);
}

.game-leaderboard ol {
    margin: 0;
    padding-left: 20px;
    color: var(--text-primary);
}

.game-leaderboard li {
    margin-bottom: 5px;
}

.game-instructions {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

#tetris-canvas {
    border: 2px solid var(--border-color);
    background: #000;
    display: block;
    touch-action: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

#snake-canvas {
    border: 2px solid var(--border-color);
    background: #000;
    display: block;
    touch-action: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

.snake-game-section {
    margin: 40px 0;
    padding: 30px;
    background: var(--bg-secondary);
    border-radius: 10px;
    border: 2px solid var(--border-color);
}

.snake-game-section h2 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-accent);
}

.snake-game-wrapper {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.snake-game-main {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.snake-stats {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    background: var(--bg-tertiary);
    padding: 15px;
    border-radius: 5px;
    width: 100%;
    justify-content: center;
}

.snake-stats .stat-item {
    display: flex;
    gap: 10px;
    color: var(--text-primary);
    align-items: center;
}

.snake-stats .stat-item label {
    font-weight: 500;
}

.snake-stats .stat-item span {
    color: var(--accent-secondary);
    font-weight: 700;
}

.snake-leaderboard {
    min-width: 250px;
    background: var(--bg-tertiary);
    padding: 15px;
    border-radius: 5px;
}

.snake-leaderboard h3 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--text-accent);
}

.snake-leaderboard ol {
    margin: 0;
    padding-left: 20px;
    color: var(--text-primary);
}

.snake-leaderboard li {
    margin-bottom: 5px;
}

/* Touch Controls */
.touch-controls {
    display: none;
    margin-top: 15px;
    user-select: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
}

.touch-controls.show {
    display: block;
}

.touch-controls-row {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 10px;
}

.touch-btn {
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    transition: background 0.2s, transform 0.1s;
    user-select: none;
}

.touch-btn:active {
    background: var(--accent-secondary);
    transform: scale(0.95);
}

.touch-btn.rotate-btn {
    width: 80px;
}

.touch-btn.pause-btn {
    width: 100px;
    font-size: 1rem;
}

.tetris-controls-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    max-width: 300px;
    margin: 0 auto;
}

.tetris-controls-grid .touch-btn {
    width: 100%;
}

.tetris-controls-grid .touch-btn.rotate-btn {
    grid-column: 2;
}

.tetris-controls-grid .touch-btn.down-btn {
    grid-column: 2;
}

@media (max-width: 768px) {
    .game-container {
        flex-direction: column;
    }
    
    .game-sidebar {
        width: 100%;
    }
    
    .game-modal-content {
        padding: 15px;
        max-width: 95%;
        max-height: 95%;
    }
    
    #tetris-canvas {
        width: 100%;
        max-width: 300px;
        height: auto;
    }
    
    .snake-game-wrapper {
        flex-direction: column;
    }
    
    .snake-stats {
        flex-direction: column;
        gap: 10px;
    }
    
    #snake-canvas {
        width: 100%;
        max-width: 400px;
        height: auto;
    }
    
    .snake-game-section {
        padding: 20px 15px;
        margin: 20px 0;
    }
    
    .touch-controls {
        display: block;
    }
    
    .game-instructions {
        font-size: 0.8rem;
    }
    
    .game-stats {
        padding: 10px;
    }
    
    .stat-item {
        font-size: 0.9rem;
    }
    
    .game-leaderboard {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-description {
        font-size: 0.85rem;
    }
    
    .game-modal-header h2 {
        font-size: 1.3rem;
    }
    
    .game-modal-content {
        padding: 10px;
    }
    
    .touch-btn {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .touch-btn.rotate-btn {
        width: 70px;
    }
    
    .touch-btn.pause-btn {
        width: 90px;
        font-size: 0.9rem;
    }
    
    #tetris-canvas {
        max-width: 250px;
    }
    
    #snake-canvas {
        max-width: 300px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .server-card {
        padding: 15px;
    }
    
    .server-card h3 {
        font-size: 1.2rem;
    }
    
    .server-description {
        font-size: 0.9rem;
    }
    
    .about-content {
        gap: 1.5rem;
    }
    
    .about-text p {
        font-size: 0.9rem;
    }
    
    .features ul {
        font-size: 0.9rem;
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    .discord-card, .rules-card {
        padding: 20px;
    }
    
    .discord-card h3, .rules-card h3 {
        font-size: 1.2rem;
    }
    
    .discord-card p, .rules-card p {
        font-size: 0.9rem;
    }
    
    .discord-btn, .rules-btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .footer-section h4 {
        font-size: 1.1rem;
    }
    
    .footer-section p, .footer-section li {
        font-size: 0.85rem;
    }
    
    .rule h3 {
        font-size: 1rem;
    }
    
    .rule p {
        font-size: 0.85rem;
    }
    
    .warning {
        padding: 12px;
        font-size: 0.85rem;
    }
    
    .toc {
        padding: 12px;
    }
    
    .toc h2 {
        font-size: 1.2rem;
    }
    
    .toc ul {
        font-size: 0.9rem;
    }
    
    .examples, .sanction {
        padding: 10px;
        font-size: 0.85rem;
    }
    
    .tldr {
        padding: 12px;
        font-size: 0.85rem;
    }
    
    .additional-rule {
        padding: 10px;
        font-size: 0.85rem;
    }
    
    .game-stats {
        padding: 10px;
    }
    
    .stat-item {
        font-size: 0.85rem;
    }
    
    .game-btn {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
    
    .game-leaderboard {
        padding: 10px;
        font-size: 0.8rem;
    }
    
    .game-leaderboard h3 {
        font-size: 1rem;
    }
    
    .snake-stats {
        padding: 12px;
    }
    
    .snake-leaderboard {
        padding: 12px;
        font-size: 0.85rem;
    }
}