/* Game Competition Management System - Custom Styles */

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.hero-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 20px;
}

.card {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: none;
    margin-bottom: 20px;
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.card-header {
    font-weight: 600;
}

.btn {
    border-radius: 5px;
    padding: 8px 20px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.table {
    font-size: 0.95rem;
}

.table thead th {
    background-color: #f8f9fa;
    font-weight: 600;
    border-bottom: 2px solid #dee2e6;
}

.badge {
    padding: 6px 12px;
    font-weight: 500;
}

.alert {
    border-radius: 8px;
    border: none;
}

.form-control, .form-select {
    border-radius: 5px;
    border: 1px solid #ced4da;
    padding: 10px 15px;
}

.form-control:focus, .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.modal-content {
    border-radius: 10px;
    border: none;
}

.modal-header {
    border-bottom: 2px solid #f0f0f0;
}

.modal-footer {
    border-top: 2px solid #f0f0f0;
}

footer {
    margin-top: auto;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-banner {
        padding: 40px 20px;
    }
    
    .hero-banner h1 {
        font-size: 2rem;
    }
    
    .table-responsive {
        font-size: 0.85rem;
    }
}

/* Loading spinner */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}