/* ================================================================
 * DATEI: css/components/cards.css
 * ZWECK: Media-Cards, Player-Cards, Data-Tables, Status-Badges
 * DESIGN: Refined Brass Studio - warm charcoal with brass/gold accents
 * REFERENZIERT: css/variables.css (CSS Custom Properties)
 * REFERENZIERT VON: index.html
 * ================================================================ */

/* ========== MEDIA CARD (Grid View) ========== */
.media-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal),
                border-color var(--transition-normal);
    cursor: pointer;
}

.media-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-default);
}

.media-card:hover .media-card-thumb img {
    transform: scale(1.04);
}

.media-card:hover .media-card-checkbox {
    opacity: 1;
    visibility: visible;
}

.media-card.selected {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 1px var(--accent-primary-transparent),
                var(--shadow-sm);
}

.media-card.selected .media-card-checkbox {
    opacity: 1;
    visibility: visible;
}

/* ===== Thumbnail ===== */
.media-card-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--bg-inset);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.media-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

/* ===== Checkbox ===== */
.media-card-checkbox {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    z-index: 2;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast),
                visibility var(--transition-fast);
}

.media-card-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-primary);
    cursor: pointer;
}

/* ===== Drag Handle ===== */
.media-card-drag-handle {
    cursor: grab;
    color: var(--text-muted);
    padding: var(--space-1);
    display: flex;
    align-items: center;
    transition: color var(--transition-fast);
}

.media-card-drag-handle:active {
    cursor: grabbing;
}

.media-card-drag-handle:hover {
    color: var(--text-secondary);
}

/* ===== Card Body ===== */
.media-card-body {
    padding: var(--space-3);
}

.media-card-name {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: var(--space-1);
    line-height: 1.4;
}

.media-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-xs);
    color: var(--text-muted);
    line-height: 1.3;
}

/* ===== Type Badge ===== */
.media-card-type {
    display: inline-flex;
    align-items: center;
    text-transform: uppercase;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: var(--radius-xs);
    letter-spacing: 0.04em;
    line-height: 1.6;
    flex-shrink: 0;
}

.media-card-type.type-image {
    background: var(--brass-subtle);
    color: var(--accent-secondary);
}

.media-card-type.type-video {
    background: var(--purple-subtle);
    color: var(--accent-purple);
}

.media-card-type.type-html {
    background: var(--warning-subtle);
    color: var(--accent-warning);
}

.media-card-type.type-url {
    background: var(--success-subtle);
    color: var(--accent-success);
}

.media-card-type.type-stream {
    background: var(--danger-subtle);
    color: var(--accent-danger);
}

/* ========== MEDIA LIST ITEM (List View) ========== */
.media-list-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: background var(--transition-fast),
                border-color var(--transition-fast);
    cursor: pointer;
}

.media-list-item:hover {
    background: var(--bg-hover);
    border-color: var(--border-subtle);
}

.media-list-item:hover .media-card-checkbox {
    opacity: 1;
    visibility: visible;
}

.media-list-item.selected {
    background: var(--accent-primary-transparent);
    border-color: var(--accent-primary);
}

.media-list-item .media-card-thumb {
    width: 64px;
    min-width: 64px;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-sm);
}

.media-list-item .media-card-body {
    flex: 1;
    min-width: 0;
    padding: 0;
}

.media-list-item .media-card-checkbox {
    position: relative;
    top: auto;
    right: auto;
    opacity: 0;
    visibility: hidden;
}

.media-list-item.selected .media-card-checkbox {
    opacity: 1;
    visibility: visible;
}

/* ========== LEGACY MEDIA CLASSES (preserved) ========== */
.media-thumbnail {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--bg-inset);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 2rem;
    overflow: hidden;
}

.media-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: var(--bg-inset);
    transition: transform var(--transition-slow);
}

.media-type-badge {
    position: absolute;
    bottom: var(--space-2);
    right: var(--space-2);
    width: 28px;
    height: 28px;
    background: var(--glass);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    font-size: var(--font-sm);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
}

.media-type-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 2rem;
    color: var(--text-muted);
}

.media-info {
    padding: var(--space-3);
}

.media-name {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: var(--space-1);
}

.media-meta {
    font-size: var(--font-xs);
    color: var(--text-muted);
}

/* ========== DATA TABLE ========== */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

.data-table th {
    background: var(--bg-surface);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: var(--font-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: sticky;
    top: 0;
    z-index: 1;
}

.data-table tr:hover td {
    background: var(--bg-hover);
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

/* ========== PLAYER CARDS ========== */
.player-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-4);
}

.player-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    overflow: hidden;
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal),
                border-color var(--transition-normal);
}

.player-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-default);
}

.player-card-header {
    padding: var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--border-subtle);
}

.player-card-title {
    font-weight: 600;
    color: var(--text-primary);
}

.player-card-subtitle {
    font-size: var(--font-xs);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.player-card-body {
    padding: var(--space-4);
}

.player-stat-row {
    display: flex;
    justify-content: space-between;
    padding: var(--space-1) 0;
    font-size: var(--font-sm);
}

.player-stat-label {
    color: var(--text-secondary);
}

.player-card-footer {
    padding: var(--space-3) var(--space-4);
    border-top: 1px solid var(--border-subtle);
    display: flex;
    gap: var(--space-2);
}

/* ========== STATUS BADGES ========== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-xs);
    font-weight: 600;
    letter-spacing: 0.01em;
}

.badge-online {
    background: var(--success-subtle);
    color: var(--accent-success);
}

.badge-offline {
    background: var(--danger-subtle);
    color: var(--accent-danger);
}

.badge-warning {
    background: var(--warning-subtle);
    color: var(--accent-warning);
}

.badge-inactive {
    background: var(--bg-inset);
    color: var(--text-muted);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: currentColor;
    flex-shrink: 0;
}