:root {
  --font-sans: "Segoe UI Variable", "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  
  /* 基础背景：薰衣草浅紫 */
  --bg-1: #f9f7ff;
  --bg-2: #f0ebff;
  --bg-3: #e5dbff;
  
  /* 文字颜色：深紫色系 */
  --text-1: #2d2159;
  --text-2: #5d538a;
  --text-3: #8b84ad;
  
  /* 线条与边框 */
  --line-soft: rgba(139, 92, 246, 0.18);
  --line-strong: rgba(139, 92, 246, 0.28);
  
  /* 玻璃质感 */
  --glass: rgba(255, 255, 255, 0.52);
  --glass-strong: rgba(255, 255, 255, 0.76);
  --glass-muted: rgba(249, 247, 255, 0.56);
  --surface: rgba(252, 250, 255, 0.82);
  --surface-hover: rgba(255, 255, 255, 0.92);
  
  /* 核心紫色：紫罗兰色 */
  --accent: #8b5cf6;
  --accent-strong: #7c3aed;
  --accent-soft: rgba(139, 92, 246, 0.14);
  
  --success: #10b981;
  
  /* 阴影：带有一丝紫色调 */
  --shadow-lg: 0 30px 90px rgba(76, 29, 149, 0.12);
  --shadow-md: 0 18px 40px rgba(76, 29, 149, 0.08);
  --shadow-sm: 0 10px 20px rgba(76, 29, 149, 0.05);
  
  --radius-xl: 12px;
  --radius-lg: 10px;
  --radius-md: 8px;
  --radius-sm: 6px;
  
  /* 页面背景渐变 */
  --page-bg:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0) 36%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2) 48%, var(--bg-3));
  
  /* 环境光：紫色光晕 */
  --ambient-one-bg:
    radial-gradient(circle at 12% 20%, rgba(167, 139, 250, 0.35), rgba(167, 139, 250, 0) 30%),
    radial-gradient(circle at 86% 12%, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0) 26%);
  --ambient-two-bg:
    radial-gradient(circle at 80% 78%, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0) 24%),
    radial-gradient(circle at 22% 88%, rgba(196, 181, 253, 0.2), rgba(196, 181, 253, 0) 26%);
  
  --ambient-grid-line: rgba(139, 92, 246, 0.1);
  --ambient-grid-mask: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), transparent 86%);
  --panel-sheen: linear-gradient(135deg, rgba(255, 255, 255, 0.4), transparent 40%);
  
  --button-hover-border: rgba(139, 92, 246, 0.25);
  --button-hover-bg: rgba(255, 255, 255, 0.85);
  --button-hover-text: var(--accent-strong);
  --breadcrumb-separator: rgba(139, 92, 246, 0.4);
  
  --input-border: rgba(255, 255, 255, 0.6);
  --input-bg: rgba(255, 255, 255, 0.5);
  --input-focus-border: rgba(139, 92, 246, 0.4);
  --input-focus-bg: rgba(255, 255, 255, 0.85);
  
  --empty-bg: rgba(255, 255, 255, 0.4);
  --table-row-border: rgba(139, 92, 246, 0.08);
  --path-icon-color: rgba(124, 58, 237, 0.7);
  
  --code-inline-bg: rgba(139, 92, 246, 0.1);
  --code-inline-text: var(--accent-strong);
  --code-block-bg: rgba(251, 249, 255, 0.8);
  --blockquote-border: rgba(139, 92, 246, 0.3);
  --table-head-bg: rgba(255, 255, 255, 0.45);

  /* 补全：编辑器与预览 */
  --editor-bg: linear-gradient(180deg, rgba(252, 250, 255, 0.96), rgba(245, 240, 255, 0.9));
  --editor-inset-line: rgba(255, 255, 255, 0.4);
  --editor-focus-border: rgba(139, 92, 246, 0.42);
  --iframe-bg: rgba(255, 255, 255, 0.76);
  --iframe-inset-line: rgba(255, 255, 255, 0.46);

  /* 补全：警告框（采用暖紫色调） */
  --warn-border: rgba(139, 92, 246, 0.2);
  --warn-bg: rgba(245, 243, 255, 0.7);
  --warn-text: #6d28d9;
}

html {
  min-height: 100%;
  font-family: var(--font-sans);
  line-height: 1.5;
  color: var(--text-1);
  background: var(--page-bg);
  color-scheme: light;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--text-1);
  overflow-x: hidden;
}

.hidden {
  display: none !important;
}

.app-shell {
  position: relative;
  min-height: 100vh;
  padding: 36px 18px;
  box-sizing: border-box;
}

/* 背景环境光 */
.ambient,
.ambient-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.ambient-one {
  background: var(--ambient-one-bg);
}

.ambient-two {
  background: var(--ambient-two-bg);
}

.ambient-grid {
  opacity: 0.4;
  background-image:
    linear-gradient(var(--ambient-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--ambient-grid-line) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: var(--ambient-grid-mask);
}

.workspace {
  position: relative;
  z-index: 1;
  width: min(1080px, 100%);
  margin: 0 auto;
  padding: 0;
}

.head-panel,
.panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--glass-strong), var(--glass));
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.head-panel::before,
.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--panel-sheen);
  pointer-events: none;
}

.head-panel {
  border-radius: var(--radius-xl);
  margin-bottom: 28px;
}

.head {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
}

.path-overview {
  flex: 1 1 420px;
  min-width: 240px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
  word-break: break-word;
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.breadcrumb > a,
.breadcrumb > b {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
}

.breadcrumb > a {
  color: var(--accent-strong);
  text-decoration: none;
}

.breadcrumb > a:hover {
  color: var(--accent);
}

.breadcrumb > a[title="Root"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  min-width: 40px;
  height: 40px;
  margin-right: 8px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-2);
  transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.breadcrumb > a[title="Root"]:hover {
  transform: translateY(-1px);
  border-color: var(--button-hover-border);
  background: var(--button-hover-bg);
  color: var(--button-hover-text);
}

.breadcrumb > b {
  color: var(--text-1);
}

.breadcrumb > .separator {
  padding: 0 0.3em;
  color: var(--breadcrumb-separator);
}

.breadcrumb svg {
  fill: currentColor;
}

.toolbox,
.toolbox-right {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.toolbox > a,
.toolbox > div,
.toolbox-right > div {
  min-width: 44px;
  height: 44px;
}

.toolbox .control,
.toolbox-right > div {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  box-sizing: border-box;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.toolbox .control:hover,
.toolbox-right > div:hover,
.upload-file label:hover {
  transform: translateY(-1px);
  border-color: var(--button-hover-border);
  background: var(--button-hover-bg);
  color: var(--button-hover-text);
}

.toolbox svg,
.toolbox-right svg,
.searchbar svg,
.paths-table svg,
.uploaders-table svg {
  fill: currentColor;
}

.upload-file input {
  display: none;
}

.upload-file label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  cursor: pointer;
  color: inherit;
}

.searchbar {
  display: flex;
  align-items: center;
  flex: 0 1 340px;
  min-width: 220px;
  height: 48px;
  padding: 0 8px 0 12px;
  border: 1px solid var(--input-border);
  border-radius: 7px;
  background: var(--input-bg);
  box-shadow: var(--shadow-sm);
  box-sizing: border-box;
}

.searchbar:focus-within {
  border-color: var(--input-focus-border);
  background: var(--input-focus-bg);
  box-shadow: 0 0 0 6px var(--accent-soft);
}

.searchbar #search {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding: 0 8px;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-1);
  font-size: 15px;
}

.searchbar #search::placeholder {
  color: var(--text-3);
}

.searchbar .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
}

.toolbox-right {
  margin-left: auto;
}

.logout-btn {
  gap: 8px;
}

.user-name {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 600;
}

.main {
  padding: 0;
  display: grid;
  gap: 0;
}

.index-page,
.editor-page {
  display: grid;
  gap: 28px;
}

.panel {
  border-radius: var(--radius-lg);
  padding: 18px;
}

.panel-table {
  padding: 10px 12px;
}

.panel-editor {
  padding-bottom: 18px;
}

.empty-folder {
  position: relative;
  z-index: 1;
  padding: 20px 22px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--empty-bg);
  color: var(--text-2);
  font-style: normal;
  margin-bottom: 12px;
}

.uploaders-table,
.paths-table {
  position: relative;
  z-index: 1;
  width: 100%;
  table-layout: fixed;
  border-collapse: separate;
  border-spacing: 0;
}

.uploaders-table col.col-icon,
.paths-table col.col-icon {
  width: 28px;
}

.uploaders-table col.col-status {
  width: 180px;
}

.paths-table col.col-mtime {
  width: 152px;
}

.paths-table col.col-size {
  width: 92px;
}

.paths-table col.col-actions {
  width: 172px;
}

.uploaders-table th,
.paths-table th {
  padding: 12px;
  text-align: left;
  color: var(--text-2);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.uploaders-table th.cell-name,
.paths-table th.cell-name {
  padding-left: 12px;
}

.uploaders-table {
  margin-bottom: 8px;
}

.uploaders-table td,
.paths-table td {
  padding: 12px;
  white-space: nowrap;
  vertical-align: middle;
  border-top: 1px solid var(--table-row-border);
}

.paths-table thead a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: inherit;
  text-decoration: none;
}

.paths-table thead a:hover {
  color: var(--text-1);
}

.paths-table tbody tr {
  transition: background-color 0.18s ease, transform 0.18s ease;
}

.paths-table tbody tr:hover td {
  background: var(--surface-hover);
}

.cell-status span {
  display: inline-block;
}

.paths-table .cell-actions {
  text-align: right;
  white-space: nowrap;
}

.paths-table .action-group {
  display: inline-grid;
  grid-template-columns: repeat(4, 34px);
  justify-content: end;
  gap: 6px;
  align-items: center;
}

.paths-table .action-slot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  min-height: 34px;
}

.paths-table .cell-mtime {
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}

.paths-table .cell-size {
  text-align: right;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}

.path {
  list-style: none;
}

.path svg {
  display: block;
  color: var(--path-icon-color);
}

.path a {
  display: block;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  color: var(--accent-strong);
  text-decoration: none;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.path a:hover {
  color: var(--accent);
}

.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  cursor: pointer;
  transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.action-btn:hover {
  border-color: var(--button-hover-border);
  background: var(--button-hover-bg);
  color: var(--button-hover-text);
}

.uploader {
  padding-right: 1em;
}

.editor-stage {
  position: relative;
  z-index: 1;
}

.panel-readme {
  position: relative;
  z-index: 1;
  padding: 18px 20px;
}

.readme-content {
  position: relative;
  z-index: 1;
  padding: 8px 10px;
  color: var(--text-1);
  line-height: 1.75;
  word-break: break-word;
}

.readme-content > :first-child {
  margin-top: 0;
}

.readme-content > :last-child {
  margin-bottom: 0;
}

.readme-content h1,
.readme-content h2,
.readme-content h3,
.readme-content h4,
.readme-content h5,
.readme-content h6 {
  margin: 1.2em 0 0.55em;
  line-height: 1.3;
  color: var(--text-1);
}

.readme-content h1 {
  font-size: 1.8rem;
}

.readme-content h2 {
  font-size: 1.45rem;
}

.readme-content h3 {
  font-size: 1.2rem;
}

.readme-content p,
.readme-content ul,
.readme-content ol,
.readme-content blockquote,
.readme-content pre,
.readme-content table,
.readme-content hr {
  margin: 0 0 1em;
}

.readme-content ul,
.readme-content ol {
  padding-left: 1.4em;
}

.readme-content li + li {
  margin-top: 0.28em;
}

.readme-content a {
  color: var(--accent-strong);
  text-decoration: none;
}

.readme-content a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.readme-content img {
  display: inline-block;
  max-width: 100%;
  height: auto;
}

.readme-content code {
  padding: 0.12em 0.4em;
  border-radius: var(--radius-sm);
  background: var(--code-inline-bg);
  color: var(--code-inline-text);
  font-family: var(--font-mono);
  font-size: 0.92em;
}

.readme-content pre {
  overflow-x: auto;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--code-block-bg);
}

.readme-content pre code {
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
}

.readme-content blockquote {
  padding: 0.2em 0 0.2em 1em;
  border-left: 3px solid var(--blockquote-border);
  color: var(--text-2);
}

.readme-content hr {
  border: none;
  border-top: 1px solid var(--line-soft);
}

.readme-content table {
  width: 100%;
  border-collapse: collapse;
}

.readme-content th,
.readme-content td {
  padding: 10px 12px;
  border: 1px solid var(--line-soft);
  text-align: left;
}

.readme-content th {
  color: var(--text-2);
  background: var(--table-head-bg);
}

.editor {
  box-sizing: border-box;
  width: 100%;
  min-height: 70vh;
  padding: 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--editor-bg);
  color: var(--text-1);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  outline: none;
  resize: vertical;
  box-shadow: inset 0 1px 0 var(--editor-inset-line);
}

.editor:focus {
  border-color: var(--editor-focus-border);
  box-shadow: 0 0 0 6px var(--accent-soft);
}

.not-editable {
  padding: 18px 20px;
  margin-bottom: 14px;
  border: 1px solid var(--warn-border);
  border-radius: var(--radius-md);
  background: var(--warn-bg);
  color: var(--warn-text);
  font-style: normal;
}

.editor-page iframe {
  display: block;
  width: 100%;
  min-height: 72vh;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--iframe-bg);
  box-shadow: inset 0 1px 0 var(--iframe-inset-line);
}

.retry-btn {
  cursor: pointer;
  color: var(--accent-strong);
}

@media (max-width: 1080px) {
  .toolbox-right {
    margin-left: 0;
  }
}

@media (max-width: 820px) {
  .app-shell {
    padding: 18px 10px;
  }

  .workspace {
    width: min(100%, 960px);
  }

  .panel,
  .head-panel {
    border-radius: 7px;
  }

  .panel {
    padding: 18px;
  }

  .head {
    padding: 16px;
  }

  .searchbar,
  .path-overview {
    flex-basis: 100%;
  }

  .paths-table .cell-mtime,
  .paths-table .cell-size {
    width: auto;
  }

  .path a {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .breadcrumb {
    font-size: 22px;
  }

  .toolbox,
  .toolbox-right {
    gap: 8px;
  }

  .toolbox .control,
  .toolbox-right > div {
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
  }

  .uploaders-table,
  .paths-table {
    display: block;
    overflow-x: auto;
  }

  .path a {
    max-width: 100%;
  }

  .editor {
    min-height: 62vh;
    padding: 16px;
  }
}

html[data-theme="dark"] {
  color-scheme: dark;
}

:root[data-theme="dark"] {
  --bg-1: #0f0a1f;
  --bg-2: #16102e;
  --bg-3: #1c143d;
  
  --text-1: #f5f3ff;
  --text-2: #c4b5fd;
  --text-3: #a78bfa;
  
  --line-soft: rgba(167, 139, 250, 0.14);
  --line-strong: rgba(167, 139, 250, 0.25);
  
  --glass: rgba(15, 10, 31, 0.65);
  --glass-strong: rgba(22, 16, 46, 0.82);
  --glass-muted: rgba(18, 12, 40, 0.75);
  --surface: rgba(22, 16, 46, 0.92);
  --surface-hover: rgba(30, 22, 61, 0.98);
  
  --accent: #a78bfa;
  --accent-strong: #c4b5fd;
  --accent-soft: rgba(167, 139, 250, 0.18);
  
  --success: #34d399;
  
  --shadow-lg: 0 30px 90px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 18px 40px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 10px 20px rgba(0, 0, 0, 0.25);
  
  --page-bg:
    radial-gradient(circle at top left, rgba(139, 92, 246, 0.15), rgba(0, 0, 0, 0) 28%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2) 48%, var(--bg-3));
  
  --ambient-one-bg:
    radial-gradient(circle at 12% 20%, rgba(139, 92, 246, 0.25), rgba(139, 92, 246, 0) 28%),
    radial-gradient(circle at 86% 12%, rgba(167, 139, 250, 0.15), rgba(167, 139, 250, 0) 24%);
  --ambient-two-bg:
    radial-gradient(circle at 80% 78%, rgba(124, 58, 237, 0.15), rgba(124, 58, 237, 0) 24%),
    radial-gradient(circle at 22% 88%, rgba(139, 92, 246, 0.12), rgba(139, 92, 246, 0) 26%);
    
  --ambient-grid-line: rgba(167, 139, 250, 0.05);
  --panel-sheen: linear-gradient(135deg, rgba(255, 255, 255, 0.05), transparent 42%);
  
  --button-hover-border: rgba(167, 139, 250, 0.25);
  --button-hover-bg: rgba(30, 22, 61, 0.95);
  --button-hover-text: var(--accent-strong);
  
  --input-border: rgba(255, 255, 255, 0.08);
  --input-bg: rgba(18, 12, 40, 0.75);
  --input-focus-border: rgba(167, 139, 250, 0.35);
  --input-focus-bg: rgba(26, 18, 56, 0.98);
  
  --empty-bg: rgba(18, 12, 40, 0.75);
  --table-row-border: rgba(167, 139, 250, 0.08);
  --path-icon-color: rgba(196, 181, 253, 0.75);
  
  --code-inline-bg: rgba(167, 139, 250, 0.15);
  --code-inline-text: var(--accent);
  --code-block-bg: rgba(12, 8, 26, 0.85);
  --blockquote-border: rgba(167, 139, 250, 0.25);
  --table-head-bg: rgba(22, 16, 46, 0.75);
  
  /* 补全：编辑器与预览 */
  --editor-bg: linear-gradient(180deg, rgba(15, 10, 31, 0.96), rgba(22, 16, 46, 0.92));
  --editor-inset-line: rgba(255, 255, 255, 0.08);
  --editor-focus-border: rgba(167, 139, 250, 0.36);
  --iframe-bg: rgba(12, 8, 26, 0.85);
  --iframe-inset-line: rgba(255, 255, 255, 0.08);

  /* 补全：警告框（深色模式下稍微亮一点） */
  --warn-border: rgba(167, 139, 250, 0.2);
  --warn-bg: rgba(46, 16, 101, 0.4);
  --warn-text: #ddd6fe;
}