:root {
    --primary-color: #0d6efd;
    --danger-color: #dc3545;
    --success-color: #198754;
    --warning-color: #ffc107;
}

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

.card {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: none;
    margin-bottom: 1rem;
}

.card-header {
    background-color: white;
    border-bottom: 2px solid #f0f0f0;
    font-weight: 600;
}

.list-group-item {
    border-left: none;
    border-right: none;
}

.list-group-item:first-child {
    border-top: none;
}

.station-item {
    transition: background-color 0.2s;
}

.station-item:hover {
    background-color: #f8f9fa;
}

.station-active {
    border-left: 4px solid var(--success-color);
}

.station-inactive {
    border-left: 4px solid var(--danger-color);
    opacity: 0.7;
}

.recording-item {
    padding: 1rem;
    border-bottom: 1px solid #e0e0e0;
    transition: background-color 0.2s;
}

.recording-item:hover {
    background-color: #f8f9fa;
}

.recording-item:last-child {
    border-bottom: none;
}

.badge-status {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
}

.btn-play {
    background-color: var(--success-color);
    color: white;
    border: none;
}

.btn-play:hover {
    background-color: #157347;
    color: white;
}

.btn-sm {
    font-size: 0.875rem;
}

#audioPlayer {
    background-color: #f8f9fa;
    border-radius: 0.5rem;
}

#nowPlaying {
    font-weight: 500;
    color: #495057;
}

.text-muted {
    font-size: 0.875rem;
}

.spinner-border {
    color: var(--primary-color);
}

.alert-info {
    background-color: #cfe2ff;
    border-color: #b6d4fe;
    color: #084298;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .col-md-6 {
        margin-bottom: 1rem;
    }
}

/* Status indicators */
.status-recording {
    color: var(--danger-color);
}

.status-completed {
    color: var(--success-color);
}

.status-failed {
    color: var(--warning-color);
}

/* Icon animations */
.bi-broadcast {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Button styles */
.btn-group-sm .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* Modal improvements */
.modal-content {
    border: none;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.modal-header {
    background-color: var(--primary-color);
    color: white;
    border-top-left-radius: 0.5rem;
    border-top-right-radius: 0.5rem;
}

.modal-header .btn-close {
    filter: invert(1);
}

/* Recording metadata */
.recording-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: #6c757d;
    margin-top: 0.5rem;
}

.recording-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* Date grouping */
.recording-date-group {
    border-left: 3px solid var(--primary-color);
    padding-left: 1rem;
}

.recording-date-group h6 {
    font-weight: 600;
    margin-bottom: 0.75rem;
}

/* Loading state */
.loading-overlay {
    position: relative;
}

.loading-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Pagination styles */
.pagination {
    margin-bottom: 0;
}

.page-link {
    color: var(--primary-color);
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.page-link:hover {
    color: var(--primary-color);
}

/* Stream mode toggle */
#streamModeToggle {
    transition: all 0.3s ease;
}

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

#streamModeIndicator {
    font-style: italic;
    opacity: 0.8;
}