/* ==========================================================================
   Apple 风格文件分享 CSS
   完整覆盖所有常见文件类型的图标颜色，确保视觉一致。
   ========================================================================== */

@import url('/assets/styles/video-js.min.css');

/* 自定义字体：等宽代码字体（Sarasa Mono SC Nerd） */
@font-face {
  font-family: 'Sarasa Mono SC Nerd';
  src: url('https://cdn-file.lssa.fun/raw.githubusercontent.com/LetsShareAll/ShareFile/file/others/fonts/webtype/sarasa/sarasa-mono-sc-regular-nerd-font.woff2')
    format('woff2');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'Sarasa Mono SC Nerd';
  src: url('https://cdn-file.lssa.fun/raw.githubusercontent.com/LetsShareAll/ShareFile/file/others/fonts/webtype/sarasa/sarasa-mono-sc-bold-nerd-font.woff2')
    format('woff2');
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: 'Sarasa Mono SC Nerd';
  src: url('https://cdn-file.lssa.fun/raw.githubusercontent.com/LetsShareAll/ShareFile/file/others/fonts/webtype/sarasa/sarasa-mono-sc-italic-nerd-font.woff2')
    format('woff2');
  font-weight: 400;
  font-style: italic;
}

@font-face {
  font-family: 'Sarasa Mono SC Nerd';
  src: url('https://cdn-file.lssa.fun/raw.githubusercontent.com/LetsShareAll/ShareFile/file/others/fonts/webtype/sarasa/sarasa-mono-sc-bolditalic-nerd-font.woff2')
    format('woff2');
  font-weight: 700;
  font-style: italic;
}

/* ===== 基础变量（浅色主题） ===== */
:root {
  --bg: #f5f5f7;
  --text: #1d1d1f;
  --text-secondary: #6e6e73;

  --card-bg: rgba(255, 255, 255, 0.72);
  --card-border: rgba(0, 0, 0, 0.06);
  --card-hover-bg: rgba(255, 255, 255, 0.9);
  --card-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);

  --toolbar-bg: rgba(255, 255, 255, 0.64);
  --toolbar-border: rgba(0, 0, 0, 0.06);
  --button-bg: rgba(120, 120, 128, 0.08);
  --button-hover-bg: rgba(120, 120, 128, 0.15);
  --button-active-bg: rgba(0, 113, 227, 0.12);
  --button-active-color: #0071e3;

  --primary: #0071e3;
  --primary-hover: #0077ed;

  --modal-overlay-bg: rgba(0, 0, 0, 0.3);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --glass-blur: saturate(180%) blur(20px);
  --modal-blur: saturate(200%) blur(30px);

  --color-folder: #fbc82f;
  --color-image: #db2777;
  --color-video: #7c3aed;
  --color-audio: #059669;
  --color-document: #2563eb;
  --color-archive: #9333ea;
  --color-code: #ea580c;
  --color-font: #4f46e5;
  --color-executable: #b91c1c;
  --color-disk-image: #0891b2;
  --color-unknown: #8e8e93;
}

/* 深色模式自动检测 */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1c1e;
    --text: #f5f5f7;
    --text-secondary: #98989d;
    --card-bg: rgba(44, 44, 46, 0.7);
    --card-border: rgba(255, 255, 255, 0.1);
    --card-hover-bg: rgba(58, 58, 60, 0.8);
    --card-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
    --toolbar-bg: rgba(44, 44, 46, 0.6);
    --toolbar-border: rgba(255, 255, 255, 0.08);
    --button-bg: rgba(120, 120, 128, 0.15);
    --button-hover-bg: rgba(120, 120, 128, 0.25);
    --button-active-bg: rgba(10, 132, 255, 0.2);
    --button-active-color: #0a84ff;
    --primary: #0a84ff;
    --primary-hover: #409cff;
    --modal-overlay-bg: rgba(0, 0, 0, 0.5);
  }
}

html[data-theme='dark'] {
  --bg: #1c1c1e;
  --text: #f5f5f7;
  --text-secondary: #98989d;
  --card-bg: rgba(44, 44, 46, 0.7);
  --card-border: rgba(255, 255, 255, 0.1);
  --card-hover-bg: rgba(58, 58, 60, 0.8);
  --card-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
  --toolbar-bg: rgba(44, 44, 46, 0.6);
  --toolbar-border: rgba(255, 255, 255, 0.08);
  --button-bg: rgba(120, 120, 128, 0.15);
  --button-hover-bg: rgba(120, 120, 128, 0.25);
  --button-active-bg: rgba(10, 132, 255, 0.2);
  --button-active-color: #0a84ff;
  --primary: #0a84ff;
  --primary-hover: #409cff;
  --modal-overlay-bg: rgba(0, 0, 0, 0.5);
}

html[data-theme='light'] {
  --bg: #f5f5f7;
  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --card-bg: rgba(255, 255, 255, 0.72);
  --card-border: rgba(0, 0, 0, 0.06);
  --card-hover-bg: rgba(255, 255, 255, 0.9);
  --card-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
  --toolbar-bg: rgba(255, 255, 255, 0.64);
  --toolbar-border: rgba(0, 0, 0, 0.06);
  --button-bg: rgba(120, 120, 128, 0.08);
  --button-hover-bg: rgba(120, 120, 128, 0.15);
  --button-active-bg: rgba(0, 113, 227, 0.12);
  --button-active-color: #0071e3;
  --primary: #0071e3;
  --primary-hover: #0077ed;
  --modal-overlay-bg: rgba(0, 0, 0, 0.3);
}

/* 全局重置与排版 */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue',
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  transition:
    background 0.4s ease,
    color 0.4s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1024px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

/* 头部毛玻璃工具栏 */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.9rem;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--toolbar-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--toolbar-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
}

header h1 {
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}

kbd {
  font-family: 'Sarasa Mono SC Nerd', 'SF Mono', 'Fira Code', monospace;
  background-color: var(--button-bg);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  padding: 0.15rem 0.4rem;
  font-size: 0.9em;
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  margin: 0 0.2rem;
  display: inline-block;
  line-height: 1;
}

.toolbar {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.search-panel {
  margin-bottom: 1.3rem;
  padding: 0.75rem;
  border: 1px solid var(--toolbar-border);
  border-radius: var(--radius-md);
  background: var(--toolbar-bg);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  width: 100%;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--toolbar-border);
  border-radius: 8px;
  background: var(--button-bg);
  color: var(--text-secondary);
}

.search-box:focus-within {
  border-color: rgba(0, 113, 227, 0.35);
  background: var(--card-hover-bg);
}

.search-box input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
}

.search-box input::placeholder {
  color: var(--text-secondary);
}

.view-switch,
.theme-switch {
  display: flex;
  border-radius: var(--radius-sm);
  background: var(--button-bg);
  padding: 2px;
  gap: 2px;
}

.view-switch button,
.theme-switch button {
  padding: 0.5rem 0.8rem;
  border: none;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  border-radius: 8px;
  font-size: 1rem;
  transition:
    background 0.2s ease,
    color 0.2s ease;
  line-height: 1;
}

.view-switch button:hover,
.theme-switch button:hover {
  background: var(--button-hover-bg);
}

.view-switch button.active,
.theme-switch button.active {
  background: var(--button-active-bg);
  color: var(--button-active-color);
  font-weight: 600;
}

/* 面包屑 */
#breadcrumb {
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.3rem;
  padding: 0.4rem 0;
}

#breadcrumb a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

#breadcrumb a:hover {
  text-decoration: underline;
}

#breadcrumb .current {
  font-weight: 600;
  color: var(--text);
}

.directory-description {
  margin-bottom: 1.2rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.search-summary {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* 文件列表网格 */
.file-list {
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.container.view-icon .file-list {
  grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));
}

.container.view-detail .file-list {
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

/* 文件卡片 */
.file-item {
  background: var(--card-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  display: block;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
  box-shadow: var(--card-shadow);
  position: relative;
  overflow: hidden;
}

.item-main {
  display: grid;
  min-width: 0;
}

.item-copy {
  min-width: 0;
}

.item-name {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  min-width: 0;
  color: var(--text);
  font-weight: 650;
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-name-text {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-description {
  display: block;
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.45;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-path {
  display: block;
  max-width: 100%;
  margin-top: 0.15rem;
  color: var(--text-secondary);
  font-size: 0.74rem;
  line-height: 1.35;
  opacity: 0.8;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-stats {
  min-width: 0;
  color: var(--text-secondary);
}

.file-item:hover {
  background: var(--card-hover-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.file-item.hidden-item {
  opacity: 0.5;
}

/* 大图标视图 */
.container.view-icon .file-item {
  min-height: 0;
  padding: 1rem 0.9rem 0.85rem;
  text-align: center;
  overflow: visible;
}

.container.view-icon .item-main {
  height: 100%;
  grid-template-rows:
    var(--icon-row, auto)
    auto
    var(--meta-row, auto);
  justify-items: center;
  align-content: stretch;
  gap: 0.55rem;
  transition: transform 0.22s ease;
}

.container.view-icon .file-item:hover .item-main,
.container.view-icon .file-item:focus-within .item-main {
  transform: translateY(-2px);
}

.container.view-icon .item-copy {
  display: grid;
  grid-template-rows:
    var(--name-row, auto)
    var(--description-row, auto)
    var(--path-row, auto);
  gap: 0.25rem;
  width: 100%;
  align-content: start;
}

.container.view-icon .item-name {
  align-self: start;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 0.95rem;
  max-width: 100%;
  white-space: normal;
  overflow: visible;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.container.view-icon .item-name-text {
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.container.view-icon .version-badge {
  display: inline-flex;
}

.container.view-icon .hash-row {
  display: none;
}

.container.view-icon .item-description {
  display: -webkit-box;
  align-self: start;
  max-width: 100%;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}

.container.view-icon .item-stats {
  display: grid;
  justify-items: center;
  gap: 0.35rem;
  width: 100%;
  font-size: 0.76rem;
  align-self: center;
}

.container.view-icon .meta-info {
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.container.view-icon .item-actions {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: -0.18rem;
  right: -0.18rem;
  z-index: 2;
  justify-content: center;
  gap: 0.35rem;
  opacity: 0;
  transform: translate(12%, 10%) scale(0.72);
  transform-origin: top right;
  transition:
    opacity 0.18s ease,
    transform 0.22s cubic-bezier(0.2, 0.9, 0.25, 1.15);
}

.container.view-icon .file-item:hover .item-actions,
.container.view-icon .file-item:focus-within .item-actions {
  opacity: 1;
  transform: translate(6%, -8%) scale(1);
}

/* 详细列表视图 */
.container.view-detail .file-item {
  padding: 0.72rem 0.85rem;
}

.container.view-detail .item-main {
  grid-template-columns: auto minmax(0, 1fr) minmax(12rem, auto) auto;
  align-items: center;
  gap: 0.85rem;
  transition: transform 0.22s ease;
}

.container.view-detail .file-item:hover .item-main,
.container.view-detail .file-item:focus-within .item-main {
  transform: translateY(-1px);
}

.container.view-detail .item-icon {
  align-self: start;
}

.container.view-detail .item-name {
  font-size: 0.95rem;
  white-space: nowrap;
}

.container.view-detail .item-name-text {
  white-space: nowrap;
}

.container.view-detail .item-description {
  max-width: 100%;
  margin-top: 0.15rem;
  white-space: nowrap;
}

.container.view-detail .item-stats {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.55rem;
  font-size: 0.8rem;
  text-align: right;
  white-space: nowrap;
}

.container.view-detail .item-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.35rem;
  transition: transform 0.18s ease;
}

.container.view-detail .file-item:hover .item-actions,
.container.view-detail .file-item:focus-within .item-actions {
  transform: scale(1.01);
}

.meta-info {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* 哈希行 */
.hash-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.55rem 0 0 3.05rem;
  font-size: 0.74rem;
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--text-secondary);
  user-select: none;
}

.hash-value {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 0;
  border-radius: 8px;
  padding: 0.22rem 0.46rem;
  background: rgba(120, 120, 128, 0.1);
  color: inherit;
  font: inherit;
  line-height: 1.4;
  transition:
    background 0.15s ease,
    color 0.15s ease;
}

.hash-value span {
  color: var(--text-secondary);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
}

.hash-value code {
  font: inherit;
}

.hash-value:hover {
  background: rgba(120, 120, 128, 0.15);
}

.hash-value:active {
  background: rgba(120, 120, 128, 0.25);
}

.version-badge {
  font-size: 0.7em;
  background: var(--primary);
  color: white;
  padding: 0.15em 0.5em;
  border-radius: 20px;
  vertical-align: middle;
  font-weight: 500;
}

/* 图标颜色 */
.item-icon {
  line-height: 1;
}
/* 优化：使用彩色圆角背景与白色图标，提高可读性与层次感 */
.item-icon {
  line-height: 1;
}
.item-icon i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 12px;
  font-size: 1.5rem;
  color: #fff;
  background: transparent;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
  transition: transform 0.22s ease;
}
.item-icon {
  position: relative; /* for badge positioning */
}
.container.view-detail .item-icon i {
  width: 2.2rem;
  height: 2.2rem;
  font-size: 1.1rem;
  border-radius: 8px;
}

/* 徽章样式（仅悬停显示） */
.icon-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: rgba(255, 255, 255, 0.96);
  color: #111;
  font-weight: 700;
  padding: 0.08rem 0.36rem;
  border-radius: 10px;
  font-size: 0.62rem;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.12);
  opacity: 0;
  transform: translateY(6px) scale(0.9);
  transition:
    opacity 0.18s ease,
    transform 0.2s cubic-bezier(0.2, 0.9, 0.2, 1);
  pointer-events: none;
}

/* 悬停触发动效：图标轻微上浮，徽章显现 */
.container.view-icon .file-item:hover .item-icon i,
.container.view-icon .file-item:focus-within .item-icon i,
.container.view-detail .file-item:hover .item-icon i,
.container.view-detail .file-item:focus-within .item-icon i {
  transform: scale(1.04);
}
.file-item:hover .icon-badge {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.item-icon.folder i {
  background: linear-gradient(135deg, var(--color-folder), rgba(0, 0, 0, 0.06));
}
.item-icon.image i {
  background: linear-gradient(135deg, var(--color-image), rgba(0, 0, 0, 0.06));
}
.item-icon.video i {
  background: linear-gradient(135deg, var(--color-video), rgba(0, 0, 0, 0.06));
}
.item-icon.audio i {
  background: linear-gradient(135deg, var(--color-audio), rgba(0, 0, 0, 0.06));
}
.item-icon.document i {
  background: linear-gradient(
    135deg,
    var(--color-document),
    rgba(0, 0, 0, 0.06)
  );
}
.item-icon.archive i {
  background: linear-gradient(
    135deg,
    var(--color-archive),
    rgba(0, 0, 0, 0.06)
  );
}
.item-icon.code i {
  background: linear-gradient(135deg, var(--color-code), rgba(0, 0, 0, 0.06));
}
.item-icon.font i {
  background: linear-gradient(135deg, var(--color-font), rgba(0, 0, 0, 0.06));
}
.item-icon.executable i {
  background: linear-gradient(
    135deg,
    var(--color-executable),
    rgba(0, 0, 0, 0.06)
  );
}
.item-icon.disk-image i {
  background: linear-gradient(
    135deg,
    var(--color-disk-image),
    rgba(0, 0, 0, 0.06)
  );
}
.item-icon.unknown i {
  background: linear-gradient(
    135deg,
    var(--color-unknown),
    rgba(0, 0, 0, 0.06)
  );
}

/* 操作按钮 */
.item-actions {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.action-btn {
  background: rgba(120, 120, 128, 0.12);
  border: none;
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--text);
  transition:
    background 0.2s ease,
    transform 0.15s ease;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.action-btn:hover {
  background: rgba(120, 120, 128, 0.22);
  transform: scale(1.05);
}

.action-btn i {
  pointer-events: none;
}

/* 加载指示器 */
.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 0;
  color: var(--primary);
  opacity: 0.8;
}
.loading-container p {
  margin-top: 1rem;
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.preview-loading-state {
  display: grid;
  min-height: min(38vh, 360px);
  place-items: center;
  align-content: center;
  gap: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
}

.preview-loading-spinner {
  width: 2.4rem;
  height: 2.4rem;
  border: 3px solid var(--button-bg);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: preview-loading-spin 0.8s linear infinite;
}

.preview-loading-text {
  font-size: 0.92rem;
}

.preview-load-frame {
  position: relative;
}

.preview-load-frame.is-loading {
  min-height: 14rem;
}

.preview-load-frame > .preview-loading-state {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: var(--card-bg);
  border-radius: 10px;
}

.preview-load-target {
  transition: opacity 0.18s ease;
}

.preview-load-frame.is-loading > .preview-load-target {
  opacity: 0;
}

.preview-load-frame.is-loaded > .preview-loading-state {
  display: none;
}

@keyframes preview-loading-spin {
  to {
    transform: rotate(360deg);
  }
}

/* README 预览区 */
.preview-section {
  margin-top: 2.5rem;
  padding: 2rem;
  background: var(--card-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  box-shadow: var(--card-shadow);
}
.preview-section h2 {
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  font-weight: 600;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 0.75rem;
}

/* 统一 Markdown 渲染样式 */
.rendered-markdown {
  line-height: 1.7;
  word-wrap: break-word;
}
.rendered-markdown h1,
.rendered-markdown h2,
.rendered-markdown h3,
.rendered-markdown h4,
.rendered-markdown h5,
.rendered-markdown h6 {
  margin-top: 1.8em;
  margin-bottom: 0.6em;
  font-weight: 600;
  line-height: 1.3;
}
.rendered-markdown h1 {
  font-size: 2em;
}
.rendered-markdown h2 {
  font-size: 1.5em;
}
.rendered-markdown h3 {
  font-size: 1.25em;
}
.rendered-markdown p {
  margin-bottom: 1em;
}
.rendered-markdown ul,
.rendered-markdown ol,
.rendered-markdown blockquote {
  margin: 1em 0;
  padding-left: 2em;
}
.rendered-markdown code,
.rendered-markdown pre {
  font-family: 'Sarasa Mono SC Nerd', 'Fira Code', monospace;
  font-size: 0.92em;
}
.rendered-markdown pre {
  background: var(--button-bg);
  padding: 1.2em;
  border-radius: 12px;
  overflow-x: auto;
  line-height: 1.5;
  margin: 1.2em 0;
}
.rendered-markdown code {
  background: var(--button-bg);
  padding: 0.2em 0.4em;
  border-radius: 6px;
}
.rendered-markdown pre code {
  background: transparent;
  padding: 0;
}
.rendered-markdown img {
  max-width: 100%;
  border-radius: 8px;
  margin: 1em 0;
}

/* 代码预览 */
.code-preview {
  min-width: 0;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: rgba(120, 120, 128, 0.08);
}

.code-preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 0.8rem;
  border-bottom: 1px solid var(--card-border);
  background: rgba(120, 120, 128, 0.08);
}

.code-preview-language {
  min-width: 0;
  color: var(--text-secondary);
  font-family: 'Sarasa Mono SC Nerd', 'Fira Code', monospace;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.code-copy-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-width: 4.8rem;
  border: 0;
  border-radius: 8px;
  padding: 0.38rem 0.62rem;
  background: var(--button-bg);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  line-height: 1;
  transition:
    background 0.15s ease,
    color 0.15s ease,
    transform 0.15s ease;
}

.code-copy-button:hover {
  background: var(--button-hover-bg);
  transform: translateY(-1px);
}

.code-copy-button i {
  pointer-events: none;
}

.code-preview-content {
  min-width: 0;
  max-height: min(58vh, 88vh);
  overflow: auto;
}

.code-preview-table {
  width: max-content;
  min-width: 100%;
  padding: 0.6rem 0;
  font-family: 'Sarasa Mono SC Nerd', 'Fira Code', monospace;
  font-size: 0.86rem;
  line-height: 1.6;
}

.code-preview-line {
  display: grid;
  grid-template-columns: 3.4rem max-content;
  min-width: 100%;
}

.code-preview-line:hover {
  background: rgba(120, 120, 128, 0.1);
}

.code-line-number {
  display: block;
  min-width: 3.4rem;
  padding: 0 0.75rem;
  border-right: 1px solid var(--card-border);
  color: var(--text-secondary);
  text-align: right;
  user-select: none;
}

.code-line-content {
  display: block;
  width: max-content;
  padding: 0 1rem;
  white-space: pre;
  color: var(--text);
}

.hljs-keyword,
.hljs-built_in,
.hljs-type {
  color: #c026d3;
  font-weight: 700;
}

.hljs-string,
.hljs-regexp {
  color: #059669;
}

.hljs-number,
.hljs-literal,
.hljs-symbol,
.hljs-bullet {
  color: #2563eb;
}

.hljs-comment,
.hljs-quote {
  color: var(--text-secondary);
  font-style: italic;
}

.hljs-tag,
.hljs-name,
.hljs-selector-tag {
  color: #dc2626;
  font-weight: 700;
}

.hljs-attr,
.hljs-attribute,
.hljs-property,
.hljs-selector-class,
.hljs-selector-id {
  color: #d97706;
}

.hljs-title,
.hljs-section,
.hljs-function {
  color: #0891b2;
}

.hljs-meta,
.hljs-doctag {
  color: #7c3aed;
}

html[data-theme='dark'] .hljs-keyword,
html[data-theme='dark'] .hljs-built_in,
html[data-theme='dark'] .hljs-type {
  color: #f0abfc;
}

html[data-theme='dark'] .hljs-string,
html[data-theme='dark'] .hljs-regexp {
  color: #86efac;
}

html[data-theme='dark'] .hljs-number,
html[data-theme='dark'] .hljs-literal,
html[data-theme='dark'] .hljs-symbol,
html[data-theme='dark'] .hljs-bullet {
  color: #93c5fd;
}

html[data-theme='dark'] .hljs-tag,
html[data-theme='dark'] .hljs-name,
html[data-theme='dark'] .hljs-selector-tag {
  color: #fca5a5;
}

html[data-theme='dark'] .hljs-attr,
html[data-theme='dark'] .hljs-attribute,
html[data-theme='dark'] .hljs-property,
html[data-theme='dark'] .hljs-selector-class,
html[data-theme='dark'] .hljs-selector-id {
  color: #fcd34d;
}

html[data-theme='dark'] .hljs-title,
html[data-theme='dark'] .hljs-section,
html[data-theme='dark'] .hljs-function {
  color: #67e8f9;
}

html[data-theme='dark'] .hljs-meta,
html[data-theme='dark'] .hljs-doctag {
  color: #c4b5fd;
}

/* AmplitudeJS 音频预览 */
.amplitude-preview {
  display: grid;
  gap: 1rem;
  width: min(100%, 720px);
  margin: 0 auto;
  padding: 1.2rem;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: rgba(120, 120, 128, 0.08);
}

.amplitude-preview-main {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  align-items: start;
  gap: 1rem;
  min-width: 0;
}

.amplitude-preview-artwork {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 8rem;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-audio), rgba(0, 0, 0, 0.08));
  color: #fff;
  font-size: 2.2rem;
}

.amplitude-preview-artwork img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.amplitude-preview-details {
  display: grid;
  gap: 0.9rem;
  min-width: 0;
}

.amplitude-preview-header {
  display: grid;
  gap: 0.25rem;
  min-width: 0;
  text-align: left;
}

.amplitude-preview-title {
  min-width: 0;
  overflow: hidden;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.amplitude-preview-artist {
  min-width: 0;
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 0.86rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.amplitude-preview-status {
  min-width: 0;
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 0.76rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.amplitude-preview-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem 0.8rem;
  min-width: 0;
}

.amplitude-preview-meta:empty {
  display: none;
}

.amplitude-preview-meta-row {
  display: grid;
  grid-template-columns: 4.6rem minmax(0, 1fr);
  min-width: 0;
  gap: 0.45rem;
  font-size: 0.78rem;
  line-height: 1.35;
}

.amplitude-preview-meta-row dt {
  color: var(--text-secondary);
  white-space: nowrap;
}

.amplitude-preview-meta-row dd {
  min-width: 0;
  overflow: hidden;
  color: var(--text);
  font-weight: 550;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.amplitude-preview-controls {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.9rem;
}

.amplitude-preview-play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 0;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
  line-height: 1;
  transition:
    background 0.15s ease,
    transform 0.15s ease;
}

.amplitude-preview-play:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.amplitude-preview-play .fa-pause,
.amplitude-preview-play.amplitude-playing .fa-play {
  display: none;
}

.amplitude-preview-play.amplitude-playing .fa-pause {
  display: inline-block;
}

.amplitude-preview-timeline {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.amplitude-current-time,
.amplitude-duration-time {
  color: var(--text-secondary);
  font-family: 'Sarasa Mono SC Nerd', 'Fira Code', monospace;
  font-size: 0.78rem;
  line-height: 1;
  white-space: nowrap;
}

.amplitude-song-slider {
  width: 100%;
  min-width: 0;
  accent-color: var(--primary);
  cursor: pointer;
}

.amplitude-preview-lyrics {
  min-width: 0;
  border-top: 1px solid var(--card-border);
  padding-top: 0.85rem;
}

.amplitude-preview-lyrics[hidden] {
  display: none;
}

.amplitude-preview-lyrics-title {
  margin-bottom: 0.55rem;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 700;
}

.amplitude-preview-lyrics-list {
  display: grid;
  gap: 0.2rem;
  max-height: 14rem;
  overflow-y: auto;
  scroll-behavior: smooth;
  scroll-padding: 5.5rem 0;
  padding: 4.8rem 0;
  border-radius: 8px;
  cursor: grab;
  scrollbar-width: none;
  -ms-overflow-style: none;
  touch-action: none;
  user-select: none;
  mask-image: linear-gradient(
    to bottom,
    transparent,
    #000 18%,
    #000 82%,
    transparent
  );
}

.amplitude-preview-lyrics-list::-webkit-scrollbar {
  display: none;
}

.amplitude-preview-lyrics-list.dragging {
  cursor: grabbing;
}

.amplitude-preview-lyric-row {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
  padding: 0.35rem 0.4rem;
  color: var(--text-secondary);
  opacity: 0.58;
  text-align: center;
  cursor: pointer;
  transition:
    color 0.2s ease,
    opacity 0.2s ease,
    transform 0.2s ease;
}

.amplitude-preview-lyric-row.active {
  color: var(--text);
  opacity: 1;
  transform: scale(1.02);
}

.amplitude-preview-lyric-text,
.amplitude-preview-lyric-translation {
  min-width: 0;
  overflow-wrap: anywhere;
}

.amplitude-preview-lyric-text {
  font-size: 0.96rem;
  font-weight: 650;
  line-height: 1.45;
}

.amplitude-preview-lyric-translation {
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.45;
}

/* Video.js 预览 */
.videojs-preview {
  width: min(100%, 900px);
  margin: 0 auto;
  outline: none;
}

.videojs-preview:focus-visible {
  border-radius: 8px;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 35%, transparent);
}

.videojs-preview .video-js {
  width: 100%;
  background: #000;
}

.videojs-preview .vjs-control-bar {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* 文件预览弹窗 */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--modal-overlay-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
}
.modal-overlay.show {
  opacity: 1;
  visibility: visible;
}
.modal-content {
  background: var(--card-bg);
  backdrop-filter: var(--modal-blur);
  -webkit-backdrop-filter: var(--modal-blur);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
  width: 90vw;
  max-width: 960px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.95);
  transition: transform 0.3s ease;
}
.modal-overlay.show .modal-content {
  transform: scale(1);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--card-border);
  font-weight: 600;
  font-size: 1.1rem;
}
.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text);
  padding: 0.3rem;
  border-radius: 50%;
  transition: background 0.2s ease;
  line-height: 1;
}
.modal-close-btn:hover {
  background: rgba(120, 120, 128, 0.2);
}
.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.modal-body.modal-body-code {
  min-width: 0;
  overflow: hidden;
}

.modal-body.modal-body-code .code-preview {
  width: 100%;
}

/* 空状态与错误 */
.empty,
.error {
  text-align: center;
  padding: 3rem;
  font-size: 1.1rem;
  color: var(--text-secondary);
}
.error {
  color: #ff3b30;
}

.direct-download-state {
  display: grid;
  justify-items: center;
  gap: 1rem;
  padding: 3rem;
}

.direct-download-message {
  padding: 0;
}

.direct-download-link {
  display: inline-flex;
  gap: 0.45rem;
  width: fit-content;
  color: var(--text);
  text-decoration: none;
}

.direct-download-link:hover {
  text-decoration: none;
}

/* 响应式 */
@media (max-width: 640px) {
  .container {
    padding: 0 1rem;
    margin: 1rem auto;
  }
  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 1rem;
  }
  .toolbar,
  .search-box {
    width: 100%;
  }
  .toolbar {
    justify-content: flex-start;
  }
  .container.view-icon .file-list {
    grid-template-columns: 1fr;
  }
  .container.view-icon .item-actions {
    opacity: 1;
    transform: translate(6%, -8%) scale(1);
  }
  .container.view-detail .item-main {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: start;
    gap: 0.65rem;
  }
  .container.view-detail .item-stats {
    grid-column: 2 / -1;
    justify-content: flex-start;
    flex-wrap: wrap;
    text-align: left;
    white-space: normal;
  }
  .container.view-detail .item-actions {
    grid-column: 3;
    grid-row: 1;
  }
  .container.view-detail .item-name,
  .container.view-detail .item-description {
    width: 100%;
  }
  .hash-row {
    margin-left: 0;
  }
  .amplitude-preview-main {
    grid-template-columns: 1fr;
  }
  .amplitude-preview-artwork {
    width: min(100%, 12rem);
    justify-self: center;
  }
  .amplitude-preview-meta {
    grid-template-columns: 1fr;
  }
  .amplitude-preview-controls {
    grid-template-columns: 1fr;
    justify-items: center;
  }
  .amplitude-preview-timeline {
    width: 100%;
  }
}

/* ===== 外部节点样式 ===== */

/* 外部节点列表项 */
.external-item {
  border-left: 3px solid var(--external-accent, #2196f3);
}

.external-item:hover {
  background: var(--external-hover-bg, rgba(33, 150, 243, 0.05));
}

/* 外部节点来源标记 */
.external-indicator {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 1.15rem;
  height: 1.15rem;
  border: 1px solid rgba(33, 150, 243, 0.22);
  border-radius: 6px;
  background: rgba(33, 150, 243, 0.1);
  color: var(--external-accent, #2196f3);
  font-size: 0.68rem;
  line-height: 1;
  box-shadow: 0 1px 4px rgba(33, 150, 243, 0.08);
}

.container.view-icon .external-indicator {
  margin-top: 0.05rem;
}

/* 外部节点面包屑 */
.external-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--external-accent, #2196f3) !important;
  position: relative;
}

.external-breadcrumb-icon {
  font-size: 0.75em;
  opacity: 0.7;
}

/* 暗色主题下的外部节点样式 */
[data-theme='dark'] {
  --external-accent: #64b5f6;
  --external-hover-bg: rgba(100, 181, 246, 0.08);
}

[data-theme='dark'] .external-indicator {
  border-color: rgba(100, 181, 246, 0.26);
  background: rgba(100, 181, 246, 0.14);
}

/* 刷新按钮样式 */
.refresh-btn {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text);
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.refresh-btn:hover:not(:disabled) {
  background: var(--card-hover-bg);
  transform: translateY(-1px);
  box-shadow: var(--card-shadow);
}

.refresh-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.refresh-btn i {
  transition: transform 0.3s;
}

.refresh-btn:hover:not(:disabled) i {
  transform: rotate(180deg);
}