:root {
    --primary-bg: #0f0f18;
    --secondary-bg: #1a1a2a;
    --card-bg: #212130;
    --accent: #836EF9;
    --accent-hover: #9c89f9;
    --text: #e0e0ff;
    --text-secondary: #8c8ca5;
    --border: #2d2d4d;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.2s ease;
}

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

body {
    background: var(--primary-bg);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-size: 14px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1.5rem;
    width: 100%;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem 1.5rem;
    background: var(--secondary-bg);
    border-radius: 12px;
    border: 1px solid var(--border);
}

h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    margin: 0;
}

.wallet-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.wallet-address {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(131, 110, 249, 0.1);
    border-radius: 8px;
    border: 1px solid var(--border);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.85rem;
}

.player-stats {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: rgba(42, 42, 72, 0.3);
    border-radius: 8px;
    border: 1px solid var(--border);
    font-size: 0.85rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.stat-item span {
    color: var(--accent);
    font-weight: 600;
}

/* Main Content */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Game Container */
#game-container {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border);
}

#rules {
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
}

#rules h2 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--text);
}

#rules p {
    font-size: 0.95rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

#rules ul {
    text-align: left;
    margin: 0 auto 1.5rem auto;
    padding-left: 1.2rem;
    list-style: none;
}

#rules li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
}

#rules li:before {
    content: "•";
    color: var(--accent);
    font-weight: bold;
}

#startGame {
    background: var(--accent);
    padding: 0.8rem 2rem;
    font-size: 0.95rem;
    border-radius: 8px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-weight: 600;
}

#startGame:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

/* Game Area */
#game-area {
    display: none;
}

.game-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
    padding: 0.8rem 1.2rem;
    background: var(--secondary-bg);
    border-radius: 8px;
    border: 1px solid var(--border);
}

#timer {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent);
}

#finishGame {
    background: rgba(255, 71, 87, 0.15);
    color: #ff4757;
    border: 1px solid rgba(255, 71, 87, 0.3);
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
}

#finishGame:hover {
    background: rgba(255, 71, 87, 0.25);
}

#monadCanvas {
    background: var(--primary-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: crosshair;
    display: block;
    margin: 0 auto;
    max-width: 100%;
}

/* Leaderboard */
#leaderboard {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border);
}

#leaderboard h2 {
    font-size: 1.4rem;
    margin-bottom: 1.2rem;
    text-align: center;
    font-weight: 600;
    color: var(--text);
}

.leaderboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
}

#leaderboard table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.2rem;
}

#leaderboard th {
    background: var(--secondary-bg);
    padding: 0.8rem;
    text-align: left;
    font-weight: 600;
    color: var(--accent);
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

#leaderboard td {
    padding: 0.8rem;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    font-size: 0.9rem;
}

#leaderboard tr:hover td {
    background: rgba(131, 110, 249, 0.03);
}

.rank-cell {
    font-weight: 700;
    color: var(--accent);
    text-align: center;
}

.address-link {
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
    font-family: 'Monaco', 'Consolas', monospace;
}

.address-link:hover {
    color: var(--accent);
}

.time-cell {
    font-weight: 600;
    color: var(--text);
    text-align: right;
}

/* Pagination */
#pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.8rem;
    margin-top: 1.2rem;
}

#pagination button {
    background: var(--secondary-bg);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.85rem;
}

#pagination button:hover:not(:disabled) {
    background: var(--accent);
    border-color: var(--accent);
}

#pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-info {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 2rem;
    padding: 1.2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

footer a {
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Buttons */
button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.9rem;
}

button:hover:not(:disabled) {
    background: var(--accent-hover);
}

button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

#disconnectWallet {
    background: rgba(255, 71, 87, 0.15);
    color: #ff4757;
    border: 1px solid rgba(255, 71, 87, 0.3);
}

#disconnectWallet:hover {
    background: rgba(255, 71, 87, 0.25);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.modal-content {
    background: var(--card-bg);
    margin: 15% auto;
    padding: 2rem;
    border-radius: 16px;
    width: 90%;
    max-width: 450px;
    text-align: center;
    border: 1px solid var(--border);
    position: relative;
}

.modal-content h2 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.modal-content p {
    margin-bottom: 1.2rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

#resultTime {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.modal-buttons {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-top: 1.5rem;
}

.tweet-button {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: #1DA1F2;
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.9rem;
}

.tweet-button:hover {
    background: #1a91da;
}

#continueButton {
    background: var(--accent);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.9rem;
}

#continueButton:hover {
    background: var(--accent-hover);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    header {
        flex-direction: column;
        gap: 0.8rem;
        text-align: center;
        padding: 1rem;
    }
    
    .wallet-info {
        flex-direction: column;
        width: 100%;
        gap: 0.8rem;
    }
    
    .player-stats {
        justify-content: center;
    }
    
    #game-container, #leaderboard {
        padding: 1.5rem;
    }
    
    .game-controls {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .modal-buttons {
        flex-direction: column;
    }
    
    #monadCanvas {
        width: 100%;
        height: auto;
    }
}