/* Telegram Web App Styles */
:root {
    --tg-theme-bg-color: #ffffff;
    --tg-theme-text-color: #000000;
    --tg-theme-hint-color: #999999;
    --tg-theme-link-color: #2481cc;
    --tg-theme-button-color: #2481cc;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-secondary-bg-color: #f7f7f7;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--tg-theme-bg-color);
    color: var(--tg-theme-text-color);
    min-height: 100vh;
}

.screen {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.hidden {
    display: none !important;
}

/* Loading Screen */
#loading {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--tg-theme-secondary-bg-color);
    border-top: 4px solid var(--tg-theme-button-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Main Game Hub */
#gameHub {
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--tg-theme-secondary-bg-color);
}

header h1 {
    font-size: 24px;
    font-weight: bold;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.role-badge {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
}

/* Games Section */
.games-section {
    margin-bottom: 30px;
}

.games-section h2 {
    margin-bottom: 15px;
    font-size: 18px;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
}

.game-card {
    background-color: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.game-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.game-card.favorite {
    border: 2px solid #ff6b6b;
}

.game-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.game-name {
    font-weight: bold;
    margin-bottom: 4px;
}

.game-score {
    font-size: 12px;
    color: var(--tg-theme-hint-color);
}

/* Stats Section */
.stats-section {
    margin-bottom: 30px;
}

.stats-section h2 {
    margin-bottom: 15px;
    font-size: 18px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.stat-card {
    background-color: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 12px;
    color: var(--tg-theme-hint-color);
}

/* Admin Section */
.admin-section {
    background-color: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.admin-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.admin-controls button {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border: none;
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}

/* Error Screen */
#errorScreen {
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
}

.error-content h2 {
    margin-bottom: 15px;
    color: #dc3545;
}

.error-content p {
    margin-bottom: 20px;
    color: var(--tg-theme-hint-color);
}

/* Footer */
footer {
    margin-top: auto;
    padding-top: 20px;
    text-align: center;
}

.logout-btn {
    background-color: #dc3545;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}

/* Responsive Design */
@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .games-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}