/* =============================================
   旧互联网建设者资料库 — 样式表
   干净、现代、阅读型、资料库感
   ============================================= */

/* ---- CSS 变量 ---- */
:root {
  --bg-color: #fafaf8;
  --surface: #ffffff;
  --border: #e5e5e3;
  --text-primary: #1a1a1a;
  --text-secondary: #555550;
  --text-muted: #888884;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-bg: #eff6ff;
  --warning-bg: #fffbeb;
  --warning-border: #fcd34d;
  --placeholder-bg: #f3f4f6;
  --placeholder-text: #9ca3af;
  --tag-bg: #f0fdf4;
  --tag-text: #166534;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-hover: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --max-width: 860px;
}

/* ---- 重置 ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  background: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.65;
  font-size: 16px;
}

/* ---- 容器 ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- 头部 ---- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 32px 0 24px;
  margin-bottom: 40px;
}

.site-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.site-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ---- 通用标题 ---- */
h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

/* ---- 通用区块 ---- */
main.container > section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 28px;
  box-shadow: var(--shadow);
}

/* ---- 提示 ---- */
.notice {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.875rem;
  color: #92400e;
  margin-top: 10px;
}

/* ---- 项目说明 ---- */
.project-intro p { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 8px; }

/* ---- 筛选与搜索 ---- */
.filter-search {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.filter-group,
.search-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 200px;
}

.filter-group label,
.search-group label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

select,
input[type="text"] {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font-sans);
  background: var(--surface);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s;
}

select:focus,
input[type="text"]:focus {
  border-color: var(--accent);
}

/* ---- 推荐路径 ---- */
.path-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.path-tag {
  background: var(--accent-bg);
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  font-family: var(--font-sans);
}

.path-tag:hover {
  background: var(--accent);
  color: #fff;
}

/* ---- 条目网格 ---- */
.items-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.loading-text {
  color: var(--text-muted);
  text-align: center;
  padding: 40px;
  font-size: 0.9rem;
}

/* ---- 条目卡片 ---- */
.item-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.15s, border-color 0.15s;
}

.item-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: #d0d0cc;
}

.item-card.is-placeholder {
  background: var(--placeholder-bg);
  border-style: dashed;
}

.item-card.is-placeholder .card-title,
.item-card.is-placeholder .card-meta,
.item-card.is-placeholder .card-summary {
  color: var(--placeholder-text);
}

/* 占位标记 */
.placeholder-badge {
  display: inline-block;
  background: #fef3c7;
  color: #92400e;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  border: 1px solid #fcd34d;
  margin-bottom: 8px;
}

.card-header {
  margin-bottom: 10px;
}

.card-category {
  display: inline-block;
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 10px;
  border: 1px solid #bbf7d0;
  margin-bottom: 8px;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.card-title-en {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 6px;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.meta-label {
  color: var(--text-muted);
}

.card-summary {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 10px;
}

.card-why {
  font-size: 0.875rem;
  color: var(--text-primary);
  background: #f0fdf4;
  border-left: 3px solid #22c55e;
  padding: 8px 12px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 12px;
}

.card-why-label {
  font-weight: 600;
  color: #166534;
  font-size: 0.8rem;
  display: block;
  margin-bottom: 2px;
}

/* ---- 标签 ---- */
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.tag {
  background: #f3f4f6;
  color: #374151;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 8px;
}

/* ---- 嵌入区域 ---- */
.embed-area {
  margin-bottom: 12px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.embed-area iframe,
.embed-area audio {
  width: 100%;
  border: 0;
  display: block;
}

/* ---- 卡片底部链接 ---- */
.card-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.card-source-notes {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 8px;
  padding: 6px 10px;
  background: #f9f9f7;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  line-height: 1.5;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  text-decoration: none;
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  transition: background 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: #f3f4f6;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: #e5e7eb; }

/* ---- 来源说明 & 更新记录 ---- */
.source-info p,
.update-info p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

#changelog {
  list-style: none;
  font-size: 0.875rem;
  color: var(--text-secondary);
}
#changelog li { margin-bottom: 6px; }

/* ---- 空状态 ---- */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ---- 页脚 ---- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  margin-top: 48px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.site-footer p { margin-bottom: 4px; }

/* ---- 策展字段样式 ---- */
.card-curation-section {
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid #f0f0ee;
}
.card-curation-section:last-child { border-bottom: none; }

.card-curation-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.card-curation-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.card-keypoints {
  list-style: none;
  padding: 0;
}

.card-keypoint {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  padding: 3px 0 3px 18px;
  position: relative;
}
.card-keypoint::before {
  content: "▸";
  position: absolute;
  left: 4px;
  color: #22c55e;
}

.card-format-tag {
  display: inline-block;
  background: #eff6ff;
  color: #1e40af;
  font-size: 0.8rem;
  padding: 2px 10px;
  border-radius: 12px;
  border: 1px solid #bfdbfe;
}

.card-recommended-for {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.card-recommended-tag {
  background: #fdf4ff;
  color: #6b21a8;
  font-size: 0.775rem;
  padding: 2px 10px;
  border-radius: 10px;
  border: 1px solid #e9d5ff;
}

.card-curator-note {
  background: #fffbeb;
  border-left: 3px solid #f59e0b;
  padding: 8px 12px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
}

.tag-related {
  background: #f0f9ff;
  color: #0c4a6e;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 8px;
  border: 1px solid #e0f2fe;
}

/* ---- 专题路径卡片 ---- */
.path-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 10px;
}

.path-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.15s, border-color 0.15s;
}

.path-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: #c0c0bc;
}

.path-card-header {
  margin-bottom: 8px;
}

.path-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.path-card-subtitle {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 6px;
}

.path-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 10px;
}

.path-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.path-meta-item {
  display: flex;
  align-items: center;
  gap: 3px;
}

.path-card-themes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.path-theme-tag {
  background: #f0f9ff;
  color: #0c4a6e;
  font-size: 0.73rem;
  padding: 2px 8px;
  border-radius: 8px;
  border: 1px solid #e0f2fe;
}

.path-card-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 7px 16px;
  font-size: 0.85rem;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.15s;
  font-weight: 600;
}

.path-card-btn:hover {
  background: var(--accent-hover);
}

.path-card-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.path-card-standalone-btn {
  background: var(--surface);
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  font-size: 0.83rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.15s;
}

.path-card-standalone-btn:hover {
  background: var(--accent-bg);
}

.paths-intro {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.6;
}

/* ---- 返回全部条目按钮 ---- */
.back-to-all {
  text-align: center;
  margin-bottom: 16px;
}

.back-to-all .btn-secondary {
  background: #f3f4f6;
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 20px;
  font-size: 0.875rem;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.15s;
}

.back-to-all .btn-secondary:hover {
  background: #e5e7eb;
}

/* ---- 导览页样式 ---- */
.guide-nav {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.85rem;
  padding: 10px 0;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.guide-nav-link {
  color: var(--accent);
  text-decoration: none;
}

.guide-nav-link:hover {
  text-decoration: underline;
}

.guide-nav-sep {
  color: var(--text-muted);
}

.guide-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 28px;
  box-shadow: var(--shadow);
}

.guide-section-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

.guide-section-intro {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.guide-intro {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.guide-intro p {
  margin-bottom: 10px;
}

.guide-intro p:first-child {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ---- 导览 callout ---- */
.guide-callout {
  background: var(--accent-bg);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.875rem;
  color: #1e40af;
  margin-top: 14px;
}

.guide-callout-warning {
  background: var(--warning-bg);
  border-color: var(--warning-border);
  color: #92400e;
}

/* ---- 导览理由卡片 ---- */
.guide-reason-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.guide-reason-card {
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.guide-reason-card h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.guide-reason-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ---- 导览入口卡片 ---- */
.guide-entry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.guide-entry-card {
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}

.guide-entry-emoji {
  font-size: 2rem;
  display: block;
  margin-bottom: 10px;
}

.guide-entry-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.guide-entry-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
  text-align: left;
}

.guide-btn {
  display: inline-block;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  text-decoration: none;
  transition: background 0.15s;
}

/* ---- 导览路径卡片 ---- */
.guide-path-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.guide-path-card {
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.guide-path-card-header {
  margin-bottom: 8px;
}

.guide-path-card-header h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  display: inline;
  margin-right: 8px;
}

.guide-path-subtitle {
  font-size: 0.73rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.guide-path-desc,
.guide-path-audience,
.guide-path-goal,
.guide-path-start {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 6px;
}

.guide-path-audience strong,
.guide-path-goal strong,
.guide-path-start strong {
  color: var(--text-primary);
}

.guide-path-start {
  font-size: 0.82rem;
  margin-bottom: 10px;
}

/* ---- 推荐路线卡片 ---- */
.guide-route-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

.guide-route-card {
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.guide-route-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.guide-route-icon {
  font-size: 1.4rem;
}

.guide-route-header h3 {
  font-size: 0.9rem;
  font-weight: 700;
}

.guide-route-card > p:first-of-type {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.guide-route-list {
  padding-left: 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.guide-route-list li {
  margin-bottom: 4px;
}

.guide-route-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 8px;
  border-top: 1px solid var(--border);
  padding-top: 8px;
}

/* ---- 内容状态卡片 ---- */
.guide-status-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.guide-status-card {
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.guide-status-card h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.guide-status-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.guide-status-card.verified-embed {
  border-left: 3px solid #22c55e;
}

.guide-status-card.verified-source {
  border-left: 3px solid #3b82f6;
}

.guide-status-card.staging {
  border-left: 3px solid #f59e0b;
}

/* ---- 法律说明 ---- */
.guide-legal-points {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.guide-legal-item {
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.guide-legal-item h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.guide-legal-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ---- 路线图 ---- */
.guide-roadmap {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guide-roadmap-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 14px;
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.guide-roadmap-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.guide-roadmap-item h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.guide-roadmap-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ---- header 导航链接 ---- */
.header-nav {
  margin-top: 10px;
}

.header-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--accent-bg);
  color: var(--accent);
  text-decoration: none;
  padding: 5px 12px;
  border-radius: 16px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid #bfdbfe;
  transition: background 0.15s, color 0.15s;
}

.header-nav-link:hover {
  background: var(--accent);
  color: #fff;
}

/* ---- 专题路径页（paths/*.html） ---- */
.path-page {
  min-height: 100vh;
  padding-bottom: 60px;
}

.path-hero {
  background: var(--bg-color);
  border-bottom: 1px solid var(--border);
  padding: 48px 24px 40px;
}

.path-hero-inner {
  max-width: 760px;
  margin: 0 auto;
}

.path-breadcrumb {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

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

.path-breadcrumb a:hover {
  text-decoration: underline;
}

.path-hero-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px;
  line-height: 1.2;
}

.path-hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin: 0 0 20px;
}

.path-hero-themes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.path-theme-tag {
  background: var(--accent-bg);
  color: var(--accent);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 0.8rem;
  font-weight: 500;
}

.path-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.path-intro {
  padding: 40px 24px;
}

.path-intro-inner {
  max-width: 760px;
  margin: 0 auto;
}

.path-intro h2 {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0 0 16px;
  color: var(--text-primary);
}

.path-description {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 24px;
}

.path-why,
.path-how-to {
  background: var(--accent-bg);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  padding: 16px 20px;
  margin-bottom: 20px;
}

.path-why h3,
.path-how-to h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--accent);
}

.path-why p,
.path-how-to p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

.path-sequence {
  padding: 0 24px 40px;
}

.path-sequence-inner {
  max-width: 760px;
  margin: 0 auto;
}

.path-sequence-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0 0 24px;
  color: var(--text-primary);
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.path-sequence-item {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.path-sequence-item:last-child {
  border-bottom: none;
}

.path-step-number {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.path-item-content {
  flex: 1;
}

.path-item-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.path-item-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.path-item-badge {
  flex-shrink: 0;
  font-size: 0.75rem;
  border-radius: 4px;
  padding: 3px 8px;
  font-weight: 500;
}

.path-item-badge-embed {
  background: var(--accent-bg);
  color: var(--accent);
}

.path-item-badge-source {
  background: var(--placeholder-bg);
  color: var(--text-muted);
}

.path-item-en {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 10px;
  font-style: italic;
}

.path-item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.path-item-tag {
  background: var(--placeholder-bg);
  color: var(--text-secondary);
  border-radius: 3px;
  padding: 2px 8px;
  font-size: 0.78rem;
}

.path-item-summary {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 10px;
}

.path-item-curator {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary);
  background: var(--bg-color);
  border-radius: 4px;
  padding: 10px 14px;
  margin: 0 0 10px;
  border-left: 2px solid var(--accent);
}

.path-item-curator strong {
  color: var(--accent);
  font-weight: 600;
}

.path-item-actions {
  display: flex;
  gap: 12px;
}

.path-item-src-link {
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.path-item-src-link:hover {
  text-decoration: underline;
}

.path-footer-cta {
  background: var(--bg-color);
  border-top: 1px solid var(--border);
  padding: 40px 24px;
  text-align: center;
}

.path-footer-cta-inner {
  max-width: 760px;
  margin: 0 auto;
}

.path-footer-cta h2 {
  font-size: 1.3rem;
  margin: 0 0 20px;
}

.path-footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.path-footer-links a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

.path-footer-links a:hover {
  text-decoration: underline;
}

.path-footer-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}

/* ---- 响应式 ---- */
@media (max-width: 600px) {
  .site-title { font-size: 1.4rem; }
  .filter-search { flex-direction: column; gap: 10px; }
  .filter-group,
  .search-group { width: 100%; min-width: unset; }
  main.container > section { padding: 16px; }
  .guide-reason-grid,
  .guide-path-grid { grid-template-columns: 1fr; }
  .guide-entry-grid { grid-template-columns: 1fr; }
  .guide-route-grid { grid-template-columns: 1fr; }
  .guide-status-grid { grid-template-columns: 1fr; }
  .path-hero { padding: 32px 16px 28px; }
  .path-hero-title { font-size: 1.5rem; }
  .path-sequence-item { flex-direction: column; gap: 12px; }
  .path-step-number { width: 30px; height: 30px; font-size: 0.85rem; }
}