/* ── Media preview cards: unified size & layout ── */
.media-preview-card {
    --media-stage-h: 200px;
    --media-card-max-w: 400px;
    width: min(100%, var(--media-card-max-w));
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
    direction: rtl;
}

.media-preview-card--compact {
    --media-stage-h: 148px;
    --media-card-max-w: 272px;
}

.media-preview-card__label {
    padding: 0.45rem 0.75rem 0;
    font-size: 0.78rem;
    font-weight: 600;
    color: #6c757d;
    line-height: 1.3;
}

.media-preview-stage {
    position: relative;
    height: var(--media-stage-h);
    margin: 0.5rem 0.75rem 0;
    border-radius: 0.375rem;
    background: linear-gradient(145deg, #f8f9fa 0%, #eef1f4 100%);
    border: 1px solid #e9ecef;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.media-preview-stage__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
}

.media-preview-stage img,
.media-preview-stage video {
    display: block;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 0.25rem;
}

.media-preview-stage iframe {
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 0.25rem;
    background: #fff;
}

.media-preview-stage--audio {
    flex-direction: column;
    gap: 0.35rem;
    padding: 0.65rem 0.75rem;
}

.media-preview-stage--audio .media-preview-audio-icon {
    font-size: 1.75rem;
    color: #006eab;
    opacity: 0.85;
    line-height: 1;
}

.media-preview-stage--audio audio {
    width: 100%;
    height: 36px;
}

.media-preview-stage--audio .media-speed-controls {
    width: 100%;
    justify-content: center;
}

.media-preview-stage--file {
    flex-direction: column;
    gap: 0.35rem;
    padding: 0.75rem;
    text-align: center;
    color: #495057;
    text-decoration: none;
    transition: background 0.15s ease;
}

.media-preview-stage--file:hover {
    background: #e9ecef;
}

.media-preview-stage--file .media-preview-file-icon {
    font-size: 2.25rem;
    color: #6c757d;
    line-height: 1;
}

.media-preview-stage--file span {
    font-size: 0.8rem;
    color: #006eab;
    font-weight: 500;
}

.media-preview-type-badge {
    position: absolute;
    top: 0.4rem;
    left: 0.4rem;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0.15rem 0.45rem;
    border-radius: 0.25rem;
    background: rgba(255, 255, 255, 0.92);
    color: #495057;
    border: 1px solid rgba(0, 0, 0, 0.08);
    line-height: 1.2;
    pointer-events: none;
}

.media-preview-stage--heic .media-preview-stage__link {
    flex-direction: column;
    color: inherit;
}

.media-speed-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    align-items: center;
}

.media-speed-btn {
    font-size: 0.68rem;
    padding: 0.1rem 0.4rem;
}

.media-speed-btn.active {
    font-weight: 700;
}

.media-preview-card__footer {
    padding: 0.55rem 0.75rem 0.65rem;
    border-top: 1px solid #f0f1f3;
    background: #fafbfc;
    margin-top: 0.5rem;
}

.media-preview-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0;
}

.media-preview-actions .btn {
    font-size: 0.8rem;
    flex: 1 1 auto;
    min-width: 7rem;
    justify-content: center;
}

/* Grids for multiple files */
.media-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(272px, 1fr));
    gap: 0.75rem;
    width: 100%;
    align-items: stretch;
}

.media-preview-grid > .media-gallery-item,
.media-preview-grid > .media-preview-card {
    min-width: 0;
    height: 100%;
}

.media-preview-grid .media-preview-card {
    width: 100%;
    max-width: none;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.media-preview-grid .media-preview-card__footer {
    margin-top: auto;
}

.media-preview-stage--audio {
    overflow-y: auto;
}

.media-preview-grid--stack {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
}

.media-preview-grid--stack .media-preview-card {
    width: min(100%, 480px);
}

/* Report / compact lists: view + download only, no inline preview */
.media-preview-grid--links-only {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    width: 100%;
}

.media-preview-grid--links-only .media-preview-card--links-only {
    width: auto;
    max-width: none;
    height: auto;
    border: none;
    box-shadow: none;
    background: transparent;
    padding: 0;
}

.media-preview-card--links-only .media-preview-card__label {
    margin-bottom: 0.15rem;
    font-size: 0.85rem;
}

.media-preview-card--links-only .media-preview-card__footer {
    padding: 0;
    margin: 0;
    border: none;
}

/* Editable gallery (registration / profile forms) */
.media-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(272px, 1fr));
    gap: 0.75rem;
    align-items: stretch;
}

.media-gallery .media-preview-card {
    width: 100%;
    max-width: none;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.media-gallery .media-preview-card__footer {
    margin-top: auto;
}

.media-gallery-item {
    position: relative;
    min-width: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.media-gallery-item > .media-preview-card {
    flex: 1 1 auto;
}

.media-gallery-item .media-remove-btn {
    position: absolute;
    top: 0.35rem;
    right: 0.35rem;
    z-index: 2;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 50%;
    padding: 0.1rem;
    line-height: 1;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

/* Legacy class aliases (take_exam JS) */
.media-preview-wrap {
    width: min(100%, 400px);
}

.media-preview-wrap.media-preview-compact {
    width: min(100%, 272px);
}