/* ==========================================================================
   DAM V2.3 —— 细节修正层（最后加载，只做覆盖，不改结构语义）
   1) 资产库 KPI 卡片对齐仓库（大数字白卡）
   2) 详情页重排：上排「预览 | 二维码外链」等高，下排「素材信息 | 版本历史」两列
   3) 视频预览固定高度，编辑信息走弹窗不再撑高页面
   ========================================================================== */

/* ------------------------------ 1. KPI 卡片 ------------------------------ */
.dam-body .lib-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
  padding: 0;
  border: 0;
}

.dam-body .lib-stats .v2-stat {
  min-height: 104px;
  justify-content: center;
  padding: 18px 20px;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.dam-body .lib-stats .v2-stat:last-child { border-right: 1px solid var(--line); }

.dam-body .lib-stats .v2-stat small {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0;
  line-height: 1.2;
}

.dam-body .lib-stats .v2-stat b {
  font-size: 32px;
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.dam-body .lib-stats .v2-stat b.v2-stat-sm { font-size: 21px; }

/* ------------------------------ 2. 详情页布局 ------------------------------ */
.dam-body .dt-wrap { display: block; }

.dam-body .dt-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 18px;
  align-items: stretch;
}

.dam-body .dt-row + .dt-row { margin-top: 18px; }

.dam-body .dt-preview {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.dam-body .dt-preview .panel-head { flex: 0 0 auto; }

/* 预览舞台：固定高度，图片 contain、视频按容器铺满（16:9 由高度决定宽度） */
.dam-body .dt-preview .v2-preview-stage {
  flex: 0 0 auto;
  height: clamp(300px, 46vh, 520px);
  min-height: 0;
  display: grid;
  place-items: center;
  padding: 16px;
  background: var(--parchment);
  border-radius: 14px;
  margin: 0 20px 18px;
  overflow: hidden;
}

.dam-body .dt-preview .v2-preview-stage img.v2-media {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
}

.dam-body .dt-preview .v2-preview-stage.is-video,
.dam-body .dt-preview .v2-preview-stage.is-audio {
  aspect-ratio: auto;
  padding: 0;
  background: #000;
}

.dam-body .dt-preview .v2-preview-stage.is-video video.v2-media {
  width: 100%;
  height: 100%;
  min-height: 0;
  max-height: none;
  object-fit: contain;
  background: #000;
}

.dam-body .dt-preview .v2-media-note { margin: 0 20px 18px; }

/* 右栏：二维码与外链，与左侧预览等高 */
.dam-body .dt-share {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.dam-body .dt-share .panel-head { flex: 0 0 auto; }

.dam-body .dt-share .panel-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}

/* 下排：素材信息 | 版本历史 */
.dam-body .dt-row-2 {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.dam-body .dt-row-2 > .panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.dam-body .dt-row-2 > .panel .panel-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}

.dam-body .dt-meta .v2-meta-rows { padding-right: 4px; }

.dam-body .dt-versions .v2-version-list {
  max-height: 320px;
  overflow: auto;
}

/* 弹窗表单：不再撑高详情页 */
.dam-body .modal.v2-modal-form { width: min(720px, calc(100vw - 40px)); }
.dam-body .modal.v2-modal-form .form-grid { gap: 14px; }

/* ------------------------------ 3. 响应式 ------------------------------ */
@media (max-width: 1180px) {
  .dam-body .dt-row { grid-template-columns: minmax(0, 1fr) 380px; }
}

@media (max-width: 900px) {
  .dam-body .lib-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dam-body .lib-stats .v2-stat { min-height: 92px; padding: 16px 18px; }
  .dam-body .lib-stats .v2-stat b { font-size: 28px; }
  .dam-body .dt-row,
  .dam-body .dt-row-2 { grid-template-columns: minmax(0, 1fr); }
  .dam-body .dt-preview .v2-preview-stage { height: clamp(220px, 40vh, 380px); }
  .dam-body .dt-versions .v2-version-list { max-height: none; }
}

@media (max-width: 480px) {
  .dam-body .lib-stats { gap: 10px; }
  .dam-body .lib-stats .v2-stat { min-height: 84px; padding: 14px 14px; }
  .dam-body .lib-stats .v2-stat b { font-size: 24px; }
  .dam-body .lib-stats .v2-stat b.v2-stat-sm { font-size: 17px; }
}