/* Telegram Web App Styles - Enhanced */
: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;
    
    /* Custom colors */
    --primary-color: #007bff;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--tg-theme-bg-color);
    color: var(--tg-theme-text-color);
    min-height: 100vh;
    line-height: 1.6;
}

.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;
    padding: 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    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); }
}

.loading-status {
    margin-top: 15px;
    font-size: 14px;
    color: var(--tg-theme-hint-color);
}

/* Main Game Hub */
#gameHub {
    padding: 16px;
    max-width: 100%;
    margin: 0 auto;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--tg-theme-secondary-bg-color);
    background: linear-gradient(135deg, var(--tg-theme-bg-color) 0%, var(--tg-theme-secondary-bg-color) 100%);
    border-radius: 12px;
    padding: 16px;
    box-shadow: var(--shadow-sm);
}

header h1 {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(45deg, var(--tg-theme-button-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.role-badge {
    background: linear-gradient(45deg, var(--tg-theme-button-color), var(--primary-color));
    color: var(--tg-theme-button-text-color);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.refresh-btn {
    background: var(--tg-theme-secondary-bg-color);
    border: none;
    border-radius: 8px;
    padding: 8px;
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.refresh-btn:hover {
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    transform: rotate(180deg);
}

/* Stats Section */
.stats-section {
    margin-bottom: 32px;
}

.stats-section h2 {
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: 600;
    color: var(--tg-theme-text-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
}

.stat-card {
    background: linear-gradient(135deg, var(--tg-theme-bg-color) 0%, var(--tg-theme-secondary-bg-color) 100%);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-value {
    display: block;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(45deg, var(--tg-theme-button-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: var(--tg-theme-hint-color);
    font-weight: 500;
}

/* Games Section */
.games-section {
    margin-bottom: 32px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.section-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--tg-theme-text-color);
}

.game-filters {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--tg-theme-secondary-bg-color);
    border: 2px solid transparent;
    border-radius: 20px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border-color: var(--tg-theme-button-color);
    transform: scale(1.05);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.game-card {
    background: linear-gradient(135deg, var(--tg-theme-bg-color) 0%, var(--tg-theme-secondary-bg-color) 100%);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1));
    transform: translateX(-100%);
    transition: var(--transition);
}

.game-card:hover::before {
    transform: translateX(100%);
}

.game-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--tg-theme-button-color);
}

.game-card.favorite {
    border-color: #ff6b6b;
    background: linear-gradient(135deg, #fff5f5 0%, #ffe0e0 100%);
}

.game-icon {
    font-size: 48px;
    margin-bottom: 12px;
    display: block;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.game-name {
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 16px;
    color: var(--tg-theme-text-color);
}

.game-score {
    font-size: 14px;
    color: var(--tg-theme-hint-color);
    font-weight: 500;
}

.favorite-star {
    position: absolute;
    top: 8px;
    right: 8px;
    font-size: 20px;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Recent Games */
.recent-section {
    margin-bottom: 32px;
}

.recent-section h2 {
    margin-bottom: 16px;
    font-size: 18px;
    font-weight: 600;
    color: var(--tg-theme-text-color);
}

.recent-games-list {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding: 8px 0;
}

.recent-game-item {
    min-width: 120px;
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    padding: 12px;
    text-align: center;
    font-size: 14px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.recent-game-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* Admin Section */
.admin-section {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 2px solid #ffeaa7;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-md);
}

.admin-section h2 {
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: 600;
    color: #856404;
}

.admin-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.admin-btn {
    background: linear-gradient(45deg, var(--warning-color), #ffc107);
    color: #212529;
    border: none;
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 8px;
    text-align: left;
}

.admin-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(45deg, #e0a800, #ffc107);
}

.btn-icon {
    font-size: 18px;
}

.btn-text {
    flex: 1;
}

/* Moderator Section */
.moderator-section {
    background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
    border: 2px solid #bee5eb;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-md);
}

.moderator-section h2 {
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: 600;
    color: #0c5460;
}

.moderator-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.moderator-btn {
    background: linear-gradient(45deg, var(--info-color), #17a2b8);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 8px;
    text-align: left;
}

.moderator-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(45deg, #138496, #17a2b8);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: var(--tg-theme-bg-color);
    border-radius: 16px;
    max-width: 400px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--tg-theme-secondary-bg-color);
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--tg-theme-text-color);
}

.close-btn {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--tg-theme-hint-color);
    padding: 4px;
    border-radius: 4px;
    transition: var(--transition);
}

.close-btn:hover {
    background: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-text-color);
}

.modal-body {
    padding: 20px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.play-btn {
    background: linear-gradient(45deg, var(--success-color), #28a745);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 20px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    flex: 1;
}

.play-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.favorite-btn {
    background: linear-gradient(45deg, #ff6b6b, #dc3545);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 20px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.favorite-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.error-content {
    background: var(--tg-theme-bg-color);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    width: 90%;
}

.error-content h2 {
    margin-bottom: 16px;
    color: var(--danger-color);
    font-size: 24px;
    font-weight: 600;
}

.error-content p {
    margin-bottom: 24px;
    color: var(--tg-theme-hint-color);
    font-size: 16px;
}

.error-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.retry-btn {
    background: linear-gradient(45deg, var(--primary-color), #007bff);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.retry-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Footer */
footer {
    margin-top: auto;
    padding-top: 24px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.logout-btn {
    background: linear-gradient(45deg, var(--danger-color), #dc3545);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.logout-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--tg-theme-hint-color);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.status-dot.online {
    background: var(--success-color);
}

.status-dot.offline {
    background: var(--danger-color);
}

/* Loading states */
.loading-text {
    text-align: center;
    color: var(--tg-theme-hint-color);
    font-style: italic;
    padding: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    #gameHub {
        padding: 12px;
    }
    
    header {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .games-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .admin-controls,
    .moderator-controls {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .game-filters {
        justify-content: center;
    }
    
    .error-actions {
        flex-direction: column;
    }
    
    .modal-actions {
        flex-direction: column;
    }
}

/* Dark theme support */
@media (prefers-color-scheme: dark) {
    :root {
        --tg-theme-bg-color: #1a1a1a;
        --tg-theme-text-color: #ffffff;
        --tg-theme-hint-color: #888888;
        --tg-theme-secondary-bg-color: #2d2d2d;
    }
}