/* static/css/pages/admin-file-management.css */
/* 文件管理页：公开媒体素材库布局 */

.file-management-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
}

.file-management-prefix-pill {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--inner-surface-bg);
  padding: 0.5rem 0.75rem;
  color: var(--secondary-text-color);
  font-size: 0.75rem;
}

.file-management-prefix-pill code,
.file-management-inline-code {
  max-width: min(18rem, 58vw);
  overflow: hidden;
  border-radius: 0.375rem;
  background-color: var(--input-surface-bg);
  padding: 0.125rem 0.375rem;
  color: var(--text-color);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-management-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 12rem), 1fr));
  gap: 0.875rem;
}

.file-management-empty {
  grid-column: 1 / -1;
  display: flex;
  min-height: 12rem;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--border-color);
  border-radius: 0.5rem;
  padding: 2rem 1rem;
  color: var(--secondary-text-color);
  text-align: center;
  font-size: 0.875rem;
}

.file-management-media-card {
  position: relative;
  isolation: isolate;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--card-surface-bg);
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.file-management-media-card:hover,
.file-management-media-card:focus-within {
  border-color: color-mix(in srgb, var(--accent-color) 45%, var(--border-color));
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.file-management-media-card.is-active {
  border-color: color-mix(in srgb, var(--accent-color) 65%, var(--border-color));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent-color) 16%, transparent);
}

.file-management-media-card.is-blocked {
  border-style: dashed;
}

.file-management-preview-trigger {
  display: block;
  width: 100%;
  min-width: 0;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.file-management-thumb {
  position: relative;
  display: flex;
  aspect-ratio: 16 / 10;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: color-mix(in srgb, var(--text-color) 8%, transparent);
}

.file-management-thumb img,
.file-management-thumb video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.file-management-thumb-icon {
  color: var(--secondary-text-color);
  font-size: 2rem;
}

.file-management-media-badge {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  border: 1px solid color-mix(in srgb, var(--border-color) 70%, transparent);
  border-radius: 999px;
  background-color: color-mix(in srgb, var(--card-surface-bg) 82%, transparent);
  padding: 0.25rem 0.5rem;
  color: var(--text-color);
  font-size: 0.6875rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.file-management-media-badge--blocked {
  border-color: color-mix(in srgb, var(--warning-color, #f59e0b) 46%, var(--border-color));
  color: var(--warning-color, #b45309);
}

.file-management-card-meta {
  min-width: 0;
  padding: 0.75rem;
}

.file-management-card-name {
  overflow: hidden;
  color: var(--text-color);
  font-size: 0.875rem;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-management-card-details {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.625rem;
  margin-top: 0.375rem;
  color: var(--secondary-text-color);
  font-size: 0.75rem;
}

.file-management-card-actions {
  position: absolute;
  right: 0.5rem;
  bottom: 0.5rem;
  left: 0.5rem;
  z-index: 2;
  display: flex;
  justify-content: flex-end;
  gap: 0.375rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.25rem);
  transition:
    opacity 0.16s ease,
    transform 0.16s ease;
}

.file-management-media-card:hover .file-management-card-actions,
.file-management-media-card:focus-within .file-management-card-actions {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.file-management-icon-btn {
  display: inline-flex;
  width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: color-mix(in srgb, var(--card-surface-bg) 86%, transparent);
  color: var(--text-color);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition:
    background-color 0.16s ease,
    border-color 0.16s ease,
    color 0.16s ease;
}

.file-management-icon-btn:hover {
  border-color: color-mix(in srgb, var(--accent-color) 48%, var(--border-color));
  background-color: var(--small-element-hover-surface-bg);
  color: var(--accent-color);
}

.file-management-icon-btn:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.file-management-icon-btn:disabled:hover {
  border-color: var(--border-color);
  background-color: color-mix(in srgb, var(--card-surface-bg) 86%, transparent);
  color: var(--text-color);
}

.file-management-icon-btn--danger:hover {
  border-color: color-mix(in srgb, var(--error-color) 52%, var(--border-color));
  color: var(--error-color);
}

.file-management-preview-dialog {
  max-width: min(68rem, calc(100vw - 2rem));
}

.file-management-preview-layout {
  display: grid;
  gap: 1rem;
}

.file-management-preview-media {
  display: flex;
  min-height: min(54vh, 34rem);
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: color-mix(in srgb, var(--text-color) 7%, transparent);
}

.file-management-preview-media img,
.file-management-preview-media video {
  display: block;
  max-width: 100%;
  max-height: min(54vh, 34rem);
  object-fit: contain;
}

.file-management-preview-meta {
  display: grid;
  gap: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--inner-surface-bg);
  padding: 0.75rem;
  color: var(--secondary-text-color);
  font-size: 0.75rem;
}

.file-management-preview-meta div {
  min-width: 0;
  overflow-wrap: anywhere;
}

.file-management-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

.file-management-file-control {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.5rem;
  align-items: center;
  align-self: stretch;
  width: 100%;
  min-width: 0;
  min-height: 2.5rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--input-surface-bg);
  padding: 0.25rem;
}

.file-management-file-trigger {
  align-self: stretch;
  min-height: 0;
  padding-inline: 0.75rem;
  font-size: 0.75rem;
  white-space: nowrap;
}

.file-management-file-name {
  min-width: 0;
  overflow: hidden;
  color: var(--secondary-text-color);
  font-size: 0.8125rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-management-rate-limit-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

body.admin-page .file-management-compact-checkbox {
  width: auto;
  min-height: 2.25rem;
  flex-shrink: 0;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
}

body.admin-page .file-management-compact-checkbox .admin-checkbox-control__label {
  white-space: nowrap;
}

@media (min-width: 768px) {
  .file-management-gallery {
    grid-template-columns: repeat(auto-fill, minmax(13.5rem, 1fr));
  }
}

@media (max-width: 640px) {
  .file-management-toolbar {
    width: 100%;
    justify-content: stretch;
  }

  .file-management-toolbar > .btn {
    flex: 1 1 auto;
  }

  .file-management-prefix-pill {
    width: 100%;
    justify-content: flex-start;
  }

  .file-management-rate-limit-header {
    align-items: flex-start;
  }
}

@media (hover: none) {
  .file-management-card-actions {
    position: static;
    justify-content: flex-start;
    padding: 0 0.75rem 0.75rem;
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .file-management-media-card:hover {
    transform: none;
  }
}