:root {
    --primary-color: #2c3e50;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
}

body {
    background-color: #ecf0f1;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Cards */
.card {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: none;
    border-radius: 8px;
}

.card-header {
    background-color: var(--primary-color);
    color: white;
    border-bottom: 2px solid #34495e;
}

/* Player Cards */
.player-card {
    border: 2px solid #bdc3c7;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
    transition: transform 0.2s, box-shadow 0.2s;
}

.player-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.player-card.active {
    border-color: var(--success-color);
    background: linear-gradient(135deg, #d5f4e6 0%, #c0e9d8 100%);
}

.player-card.folded {
    border-color: var(--danger-color);
    background: linear-gradient(135deg, #fadbd8 0%, #f5b7b1 100%);
}

.player-card.all-in {
    border-color: var(--warning-color);
    background: linear-gradient(135deg, #fdebd0 0%, #f9e79f 100%);
}

/* Chip Count */
.chip-count {
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--success-color);
    display: block;
    margin: 0.5rem 0;
}

.player-name {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.game-status {
    font-size: 0.875rem;
    color: #7f8c8d;
}

/* Badges */
.badge {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary {
    background-color: #3498db;
    border-color: #3498db;
}

.btn-primary:hover {
    background-color: #2980b9;
    border-color: #2980b9;
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.btn-success:hover {
    background-color: #229954;
    border-color: #229954;
}

/* Navbar */
.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Tables */
.table {
    background-color: white;
}

.table thead {
    background-color: #ecf0f1;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

/* Form Controls */
.form-control,
.form-select {
    border-radius: 6px;
    border: 1px solid #bdc3c7;
}

.form-control:focus,
.form-select:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.25rem;
    }

    .card {
        margin-bottom: 1rem;
    }

    .player-card {
        padding: 0.75rem;
    }

    .chip-count {
        font-size: 1.5rem;
    }

    .table {
        font-size: 0.875rem;
    }

    .btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: slideIn 0.3s ease-out;
}

/* Alert */
.alert {
    border-radius: 6px;
    border: none;
}