/* =========================================
   document.css — 文档系统样式（document.html）
   依赖 core.css 中的 CSS 变量
   ========================================= */

/* --- 内容权限规则面板 --- */
.doc-rules {
  margin-top: 16px;
  padding: 14px 16px;
  background: var(--color-bg-section-alt, #f7f8fa);
  border: 1px solid var(--color-border, #e5e7eb);
  border-radius: 10px;
}
.doc-rules__head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
  font-weight: 600;
}
.doc-rules__hint {
  font-weight: 400;
  font-size: 12px;
  color: var(--color-text-secondary, #6b7280);
}
.doc-rules__input {
  width: 100%;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 13px;
  padding: 8px 10px;
  border: 1px solid var(--color-border, #d1d5db);
  border-radius: 6px;
  background: var(--color-bg-white, #fff);
  color: inherit;
  box-sizing: border-box;
  resize: vertical;
}
.doc-rules__actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

/* --- 布局 --- */
.doc-layout {
  display: flex;
  min-height: calc(100vh - var(--header-height));
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
}

.doc-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--header-height);
  background: rgba(0, 0, 0, 0.35);
  z-index: 98;
}
.doc-sidebar-overlay--visible { display: block; }

/* --- 侧边栏目录树 --- */
.doc-sidebar {
  width: 280px;
  flex-shrink: 0;
  border-right: 1px solid var(--color-border);
  background-color: var(--color-bg-white);
  position: sticky;
  top: var(--header-height);
  align-self: flex-start;
  height: calc(100vh - var(--header-height));
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  z-index: 99;
  transition: transform 0.25s ease;
}

.doc-sidebar__head {
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}
.doc-sidebar__close {
  display: none;
  position: absolute;
  top: 8px;
  right: 12px;
  background: none;
  border: none;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
}
.doc-sidebar__home {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--color-bg-section-alt);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s;
}
.doc-sidebar__home:hover { background: var(--color-border); }
.doc-sidebar__home-icon { font-size: 1.2rem; }

.doc-sidebar__search { padding: 12px 16px; border-bottom: 1px solid var(--color-border); }

/* 可见类型筛选 tab */
.doc-sidebar__tabs {
  display: flex;
  gap: 6px;
  padding: 10px 16px 4px;
}
.doc-tab {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 7px 4px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-white);
  color: var(--color-text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.doc-tab:hover { background: var(--color-bg-section-alt); }
.doc-tab.is-active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* 可见类型颜色 */
.doc-tab--public { border-color: #93c5fd; color: #1e40af; }
.doc-tab--public.is-active { background: #3b82f6; color: #fff; border-color: #3b82f6; }
.doc-tab--group { border-color: #c4b5fd; color: #5b21b6; }
.doc-tab--group.is-active { background: #8b5cf6; color: #fff; border-color: #8b5cf6; }
.doc-tab--private { border-color: #fcd34d; color: #92400e; }
.doc-tab--private.is-active { background: #f59e0b; color: #fff; border-color: #f59e0b; }

/* 文件夹列表容器 */
.doc-folder-list { padding: 8px 12px; flex: 1; overflow-y: auto; }

/* --- 右侧主内容 --- */
.doc-main {
  flex: 1;
  min-width: 0;
  padding: 24px 32px;
  overflow-y: auto;
}

.doc-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: 60px 20px;
}
.doc-empty__icon { font-size: 3rem; margin-bottom: 12px; }
.doc-empty__text { font-size: 1rem; }

/* 文档卡片列表 */
.doc-list { display: flex; flex-direction: column; gap: 10px; }
.doc-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all 0.15s;
  cursor: pointer;
}
.doc-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

.doc-card__icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  width: 40px;
  text-align: center;
}

.doc-card__body {
  flex: 1;
  min-width: 0;
}
.doc-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.doc-card__summary {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.doc-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* 文档详情区 */
.doc-detail {
  max-width: 800px;
  margin: 0 auto;
}
.doc-detail__header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}
.doc-detail__title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 8px;
  line-height: 1.3;
}
.doc-detail__icon { margin-right: 8px; }

/* 元信息条 */
.doc-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}
.doc-detail__meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 可见性徽章 */
.doc-vis-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}
.doc-vis-badge--public { background: #dbeafe; color: #1e40af; }
.doc-vis-badge--group { background: #ede9fe; color: #5b21b6; }
.doc-vis-badge--private { background: #fef3c7; color: #92400e; }

/* 权限 pill */
.doc-perm-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: var(--color-bg-section-alt);
  border-radius: 12px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* 只读 pill */
.doc-readonly-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: #fef3c7;
  border-radius: 12px;
  font-size: 0.75rem;
  color: #92400e;
  font-weight: 600;
}

/* 组根目录只读警示横幅 */
.doc-readonly-banner {
  padding: 12px 16px;
  background: #fef3c7;
  border: 1px solid #f59e0b;
  border-radius: var(--radius-md);
  color: #92400e;
  font-size: 0.85rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 权限展示 - 普通用户版 一句话摘要 */
.doc-perm-summary {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
  padding: 6px 10px;
  background: var(--color-bg-section-alt);
  border-radius: 6px;
}

/* 权限展示 - 管理员版 6行矩阵 */
.doc-perm-matrix {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
  margin-bottom: 16px;
}
.doc-perm-cell {
  text-align: center;
  padding: 6px 2px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
}
.doc-perm-cell--on { background: #d1fae5; color: #065f46; }
.doc-perm-cell--off { background: #fee2e2; color: #991b1b; }
.doc-perm-cell__label {
  display: block;
  font-size: 0.6rem;
  font-weight: 400;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* --- Markdown 内容 --- */
.doc-detail__content {
  line-height: 1.8;
  font-size: 1rem;
  color: var(--color-text-main);
}
.doc-detail__content h1,
.doc-detail__content h2,
.doc-detail__content h3,
.doc-detail__content h4 {
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  font-weight: 700;
  line-height: 1.3;
}
.doc-detail__content h1 { font-size: 1.75rem; }
.doc-detail__content h2 { font-size: 1.4rem; border-bottom: 1px solid var(--color-border); padding-bottom: 6px; }
.doc-detail__content h3 { font-size: 1.2rem; }
.doc-detail__content p { margin-bottom: 1em; }
.doc-detail__content ul, .doc-detail__content ol { padding-left: 24px; margin-bottom: 1em; }
.doc-detail__content li { margin-bottom: 0.3em; }
.doc-detail__content code {
  background: #1e293b;
  color: #e2e8f0;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.85em;
  font-family: 'SF Mono', Consolas, Monaco, monospace;
}
.doc-detail__content pre {
  background: #1e293b;
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 1em;
}
.doc-detail__content pre code {
  background: none;
  padding: 0;
  color: #e2e8f0;
}
.doc-detail__content blockquote {
  border-left: 4px solid var(--color-primary);
  padding-left: 16px;
  margin-left: 0;
  color: var(--color-text-muted);
  margin-bottom: 1em;
}
.doc-detail__content img { max-width: 100%; border-radius: 8px; margin: 1em 0; }
.doc-detail__content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1em;
}
.doc-detail__content th, .doc-detail__content td {
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  text-align: left;
}
.doc-detail__content th {
  background: var(--color-bg-section-alt);
  font-weight: 600;
}

/* --- 修订历史时间线 --- */
.doc-revisions { margin-top: 32px; }
.doc-revisions h3 { font-size: 1.1rem; margin-bottom: 12px; color: var(--color-text-main); }
.doc-revision-list { display: flex; flex-direction: column; gap: 8px; }
.doc-revision-item {
  display: flex;
  gap: 12px;
  padding: 10px 14px;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
}
.doc-revision-num {
  font-weight: 700;
  color: var(--color-primary);
  min-width: 30px;
}

/* --- 空状态 / 错误态 --- */
.doc-error {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-muted);
}
.doc-error__icon { font-size: 3rem; margin-bottom: 12px; }
.doc-error__text { font-size: 1rem; }

/* --- 移动端适配 --- */
@media (max-width: 768px) {
  .doc-layout { flex-direction: column; }
  .doc-sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    transform: translateX(-100%);
    z-index: 200;
    height: calc(100vh - var(--header-height));
  }
  .doc-sidebar.is-open { transform: translateX(0); }
  .doc-sidebar__close { display: block; }
  .doc-main { padding: 16px; }
  .doc-detail__title { font-size: 1.5rem; }
  .doc-perm-matrix { grid-template-columns: repeat(3, 1fr); }
}

/* 深色主题下的 pre 背景轻微调整 */
body.theme-dark_green .doc-detail__content pre,
body.theme-gray .doc-detail__content pre {
  background: #0f172a;
}

/* --- 公共文件夹区段（侧栏） --- */
.doc-folder-quick {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: 6px;
  margin-bottom: 6px;
  border-bottom: 1px dashed var(--color-border, #e5e7eb);
}
.doc-folder-node {
  display: flex;
  flex-direction: column;
}
.doc-folder-node__row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px 6px 0;
  border-radius: 6px;
  cursor: pointer;
  user-select: none;
  min-height: 28px;
  transition: background-color 0.15s;
}
.doc-folder-node__row:hover {
  background: var(--color-bg-secondary, #f3f4f6);
}
.doc-folder-node__row.is-active {
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary, #2563eb);
}
.doc-folder-node__arrow {
  width: 16px;
  text-align: center;
  font-size: 10px;
  color: var(--color-text-muted, #9ca3af);
  transition: transform 0.15s;
  flex-shrink: 0;
}
.doc-folder-node__arrow.is-expandable {
  cursor: pointer;
}
.doc-folder-node__arrow.is-expanded {
  transform: rotate(90deg);
}
.doc-folder-node__icon {
  font-size: 1rem;
  flex-shrink: 0;
}
.doc-folder-node__name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.9rem;
}
.doc-folder-node__actions {
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity 0.15s;
  flex-shrink: 0;
}
.doc-folder-node__row:hover .doc-folder-node__actions {
  opacity: 1;
}
.doc-folder-node__children {
  display: flex;
  flex-direction: column;
}
.doc-folder-node__children.is-collapsed {
  display: none;
}
.doc-folder-node__empty {
  padding: 4px 0 4px 22px;
  font-size: 0.8rem;
  color: var(--color-text-muted, #9ca3af);
  font-style: italic;
}
.doc-folder-item__btn {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 12px;
  padding: 2px 4px;
  border-radius: 3px;
  color: inherit;
}
.doc-folder-item__btn:hover { background: rgba(0,0,0,0.1); }
.doc-folder-item.is-active .doc-folder-item__btn { color: #fff; }

/* 面包屑 */
.doc-path-breadcrumb-wrap {
  margin: 0 0 16px;
}
.doc-path-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--color-bg-white, #fff);
  border: 1px solid var(--color-border, #e5e7eb);
  border-radius: var(--radius-md, 8px);
  font-size: 0.85rem;
}
.doc-path-breadcrumb__item {
  background: none;
  border: none;
  cursor: pointer;
  padding: 3px 8px;
  border-radius: 4px;
  color: var(--color-text-sub, #4b5563);
  font-size: 0.85rem;
  line-height: 1.5;
}
.doc-path-breadcrumb__item:hover {
  background: var(--color-bg-secondary, #f3f4f6);
  color: var(--color-text-main, #111827);
}
.doc-path-breadcrumb__item.is-active {
  background: var(--color-primary, #2563eb);
  color: #fff;
  cursor: default;
}
.doc-path-breadcrumb__sep {
  color: var(--color-text-muted, #9ca3af);
  user-select: none;
}