:root {
  --bg: #0f1117;
  --bg-panel: #161920;
  --bg-elev: #1f2330;
  --text: #e6e9ef;
  --muted: #8b93a7;
  --border: #2a2f3e;
  --accent: #e0763a;
  --accent-soft: rgba(224, 118, 58, 0.14);
  --link: #7cb9ff;
  --link-hover: #a5d1ff;
  --code-bg: #1c2029;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }
strong { color: #fff; font-weight: 600; }

code {
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 0.88em;
  color: #e6b97a;
}
pre {
  background: var(--code-bg);
  padding: 16px 20px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 16px 0;
  border: 1px solid var(--border);
  font-size: 13.5px;
  line-height: 1.6;
}
pre code { background: none; padding: 0; color: var(--text); }

/* 「常用 prompt」section 的 ```text 块：放大 + accent 色突出，让 prompt 而非说明成为主角 */
.panel-body pre code.language-text {
  font-size: 17px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.01em;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}
.panel-body pre:has(code.language-text) {
  background: var(--accent-soft);
  border-color: rgba(224, 118, 58, 0.35);
  border-left: 4px solid var(--accent);
  padding: 18px 22px;
}

/* Sticky top bar (hero + tabs) */
.sticky-top {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

/* Hero (compact) */
.hero {
  background: linear-gradient(135deg, #1a1d28 0%, #15171e 100%);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: nowrap;
  min-width: 0;
}
.hero h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.2;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero h1::before {
  content: '';
  width: 22px;
  height: 22px;
  background: linear-gradient(135deg, var(--accent), #f2a57b);
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(224, 118, 58, 0.4);
  flex-shrink: 0;
}
.hero .tagline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.3;
  white-space: nowrap;
}
.hero .ver {
  color: var(--accent);
  font-weight: 600;
  font-size: 12px;
}
.hero-right { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.badge {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 3px 10px;
  border-radius: 10px;
  font-size: 12px;
  border: 1px solid rgba(224, 118, 58, 0.3);
}
.btn {
  background: var(--bg-elev);
  color: var(--text);
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: 12px;
  transition: all 0.15s;
}
.btn:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  text-decoration: none;
}

/* Tabs */
.tabs {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: thin;
}
.tab {
  padding: 10px 16px;
  color: var(--muted);
  font-size: 13.5px;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}
.tab:hover { color: var(--text); text-decoration: none; }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  border-bottom-width: 3px;
  margin-bottom: -1px;
}
.tab:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  border-radius: 4px;
}

/* Main */
main {
  max-width: var(--main-width, 900px);
  margin: 0 auto;
  padding: 32px 24px;
  transition: max-width 0.2s ease;
}
body.ins-wide { --main-width: 1180px; }
.panel { display: none; }
.panel.active { display: block; }
.panel-body {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px 40px;
}
/* 文档型 panel：长文阅读优化（亮 bg + 字号 + code 柔色）*/
#manual .panel-body {
  background: #1a1d28;
  font-size: 16px;
  line-height: 1.85;
}
/* 章程里 inline code 不要满屏黄色刺眼，改柔和浅蓝灰 */
#manual .panel-body code {
  color: #b8c4d4;
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.92em;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
/* pre 内的 code 保持正常 text 色（不要受上面规则影响）*/
#manual .panel-body pre code {
  color: var(--text);
  background: none;
  border: none;
}
/* prompt 高亮块仍用 accent 强调 */
#manual .panel-body pre code.language-text {
  color: var(--accent);
}
/* 章程标题更呼吸 */
#manual .panel-body h2 { margin-top: 44px; }
#manual .panel-body h3 { margin-top: 28px; }

/* 全局通用：链接 / 按钮 / 卡片的 focus 可见 */
a:focus-visible,
.btn:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 卡片通用 hover 反馈：微抬升 + 阴影 + 边框点亮 */
.tb-card,
.sw-card,
.ex-card,
.adr-item,
.skill-item {
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.tb-card:hover,
.sw-card:hover,
.ex-card:hover,
.adr-item:hover,
.skill-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
  border-color: rgba(224, 118, 58, 0.35);
}
/* pending 状态卡片不需要这么"活泼" */
.tb-card.tb-card-unassigned:hover,
.ex-card.ex-pending:hover {
  transform: translateY(-1px);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

/* Markdown-rendered content inside manual panel */
.panel-body h1 { font-size: 28px; margin: 0 0 14px; line-height: 1.3; }
.panel-body h2 {
  font-size: 22px;
  margin: 36px 0 14px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
}
.panel-body h3 { font-size: 17px; margin: 24px 0 10px; font-weight: 600; }
.panel-body h4 { font-size: 15px; margin: 18px 0 8px; color: var(--muted); font-weight: 600; }
.panel-body p { margin: 10px 0; }
.panel-body ul, .panel-body ol { padding-left: 24px; margin: 10px 0 16px; }
.panel-body li { margin: 4px 0; }
.panel-body blockquote {
  margin: 16px 0;
  padding: 8px 18px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  color: var(--muted);
  border-radius: 0 4px 4px 0;
}
.panel-body blockquote p { margin: 4px 0; }
.panel-body table {
  border-collapse: collapse;
  width: 100%;
  margin: 16px 0;
  font-size: 14px;
}
.panel-body th, .panel-body td {
  border: 1px solid var(--border);
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
}
.panel-body th {
  background: var(--bg-elev);
  font-weight: 600;
  color: #fff;
}
.panel-body tbody tr:nth-child(even) td { background: rgba(255,255,255,0.015); }
.panel-body hr { border: 0; border-top: 1px solid var(--border); margin: 36px 0; }

/* Task-list checkboxes (GFM rendered) */
.panel-body input[type="checkbox"] {
  accent-color: var(--accent);
  margin-right: 6px;
}

/* Empty-state for placeholder panels */
.panel-body.placeholder { text-align: center; padding: 80px 40px; }
.empty-state .empty-icon {
  font-size: 40px;
  margin-bottom: 16px;
  opacity: 0.7;
}
.empty-state h3 { margin: 0 0 8px; color: var(--text); font-size: 18px; }
.empty-state p { color: var(--muted); margin: 8px 0; max-width: 440px; margin-left: auto; margin-right: auto; }
.empty-state .hint {
  margin-top: 22px;
  font-size: 13px;
  color: var(--accent);
  padding: 8px 14px;
  background: var(--accent-soft);
  display: inline-block;
  border-radius: 6px;
  border: 1px solid rgba(224, 118, 58, 0.3);
}

/* Taskboard */
.taskboard-body { padding: 24px 28px; }
.taskboard-body.placeholder { padding: 80px 40px; text-align: center; }

.tb-summary {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 20px;
}
.tb-summary-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 10px;
}
.tb-summary-stats {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.tb-stat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 4px 12px;
  font-size: 12.5px;
}
.tb-stat-label { color: var(--muted); }
.tb-stat-value { color: #fff; font-weight: 600; }
.tb-stat-open .tb-stat-value { color: #f87171; }
.tb-stat-progress .tb-stat-value { color: #fbbf24; }
.tb-stat-done .tb-stat-value { color: #4ade80; }
.tb-hint {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12.5px;
}

.tb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}
.tb-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tb-card-all { border-color: rgba(124, 185, 255, 0.4); }
.tb-card-unassigned { border-style: dashed; opacity: 0.85; }
.tb-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.tb-card-name { font-weight: 600; color: #fff; font-size: 14px; }
.tb-card-count {
  background: var(--bg-panel);
  color: var(--muted);
  padding: 1px 9px;
  border-radius: 10px;
  font-size: 12px;
  min-width: 24px;
  text-align: center;
}
.tb-card-empty {
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
  padding: 16px 4px;
  font-style: italic;
}

.tb-task-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.tb-task {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--muted);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 13px;
  line-height: 1.5;
}
.tb-task.tb-status-open { border-left-color: #f87171; }
.tb-task.tb-status-progress { border-left-color: #fbbf24; }
.tb-task.tb-status-done { border-left-color: #4ade80; opacity: 0.75; }
.tb-task-top {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 11.5px;
  color: var(--muted);
  margin-bottom: 4px;
}
.tb-task-id {
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  color: var(--accent);
  font-weight: 600;
}
.tb-task-type { color: var(--muted); }
.tb-task-pri {
  margin-left: auto;
  padding: 1px 7px;
  border-radius: 8px;
  font-size: 10.5px;
  font-weight: 600;
  background: var(--bg-elev);
  border: 1px solid var(--border);
}
.tb-pri-P0 { background: rgba(248, 113, 113, 0.15); color: #fca5a5; border-color: rgba(248, 113, 113, 0.3); }
.tb-pri-P1 { background: rgba(251, 191, 36, 0.15); color: #fcd34d; border-color: rgba(251, 191, 36, 0.3); }
.tb-pri-P2 { background: rgba(148, 163, 184, 0.15); color: #cbd5e1; border-color: rgba(148, 163, 184, 0.3); }
.tb-task-title {
  color: var(--text);
  font-weight: 500;
  margin: 2px 0;
}
.tb-task-meta {
  color: var(--muted);
  font-size: 11.5px;
  margin-top: 4px;
}

@media (max-width: 700px) {
  .taskboard-body { padding: 16px; }
  .tb-grid { grid-template-columns: 1fr; }
}

/* Stewardship (责任田) */
.stewardship-body { padding: 24px 28px; }
.stewardship-body.placeholder { padding: 80px 40px; text-align: center; }

.sw-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}
.sw-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--muted);
  border-radius: 8px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sw-card.sw-claimed { border-left-color: #4ade80; }
.sw-card.sw-open { border-left-color: #fbbf24; border-style: solid; }
.sw-card-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}
.sw-zone-id {
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
}
.sw-zone-name {
  color: #fff;
  font-weight: 600;
  font-size: 15px;
}
.sw-guardian {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.sw-guardian-label {
  color: var(--muted);
  font-size: 11.5px;
}
.sw-guardian-name {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 2px 10px;
  border-radius: 12px;
  font-weight: 600;
  color: var(--text);
}
.sw-card.sw-claimed .sw-guardian-name {
  background: rgba(74, 222, 128, 0.12);
  border-color: rgba(74, 222, 128, 0.35);
  color: #86efac;
}
.sw-card.sw-open .sw-guardian-name {
  background: rgba(251, 191, 36, 0.1);
  border-color: rgba(251, 191, 36, 0.3);
  color: #fcd34d;
  font-style: italic;
}
.sw-coverage {
  font-size: 12.5px;
  color: var(--text);
  line-height: 1.55;
}
.sw-leverage-title {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.sw-leverage {
  list-style: disc;
  margin: 0;
  padding-left: 18px;
  font-size: 12.5px;
  color: var(--text);
  line-height: 1.55;
}
.sw-leverage li { margin: 2px 0; }
.sw-leverage li code {
  font-size: 0.85em;
  padding: 1px 4px;
}
.sw-trigger, .sw-stage {
  margin-top: 2px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.5;
  padding-top: 6px;
  border-top: 1px dashed var(--border);
}

@media (max-width: 700px) {
  .stewardship-body { padding: 16px; }
  .sw-grid { grid-template-columns: 1fr; }
}

/* ADR 索引 */
#adr.panel .panel-body { padding: 24px 28px; }
.adr-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.adr-item {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--muted);
  border-radius: 8px;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.adr-item.adr-status-accepted { border-left-color: #4ade80; }
.adr-item.adr-status-draft, .adr-item.adr-status-proposed { border-left-color: #fbbf24; }
.adr-item.adr-status-deprecated, .adr-item.adr-status-superseded { border-left-color: #94a3b8; opacity: 0.75; }
.adr-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.adr-id {
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
}
.adr-title {
  color: #fff;
  font-weight: 600;
  font-size: 15px;
}
.adr-title:hover { color: var(--link-hover); }
.adr-badge {
  margin-left: auto;
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  background: var(--bg-panel);
  border: 1px solid var(--border);
}
.adr-badge.adr-status-accepted { background: rgba(74, 222, 128, 0.12); color: #86efac; border-color: rgba(74, 222, 128, 0.35); }
.adr-badge.adr-status-draft, .adr-badge.adr-status-proposed { background: rgba(251, 191, 36, 0.1); color: #fcd34d; border-color: rgba(251, 191, 36, 0.3); }
.adr-badge.adr-status-deprecated, .adr-badge.adr-status-superseded { background: rgba(148, 163, 184, 0.12); color: #cbd5e1; border-color: rgba(148, 163, 184, 0.3); }
.adr-summary {
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
}
.adr-meta {
  color: var(--muted);
  font-size: 11.5px;
  padding-top: 4px;
  border-top: 1px dashed var(--border);
}

/* Skill 注册表 */
#skills.panel .panel-body { padding: 24px 28px; }
.skill-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.skill-item {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.skill-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.skill-name {
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
}
.skill-source {
  margin-left: auto;
  font-size: 11.5px;
  color: var(--muted);
}
.skill-source:hover { color: var(--accent); }
.skill-desc {
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
}
.skill-label {
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-right: 4px;
}
.skill-detail {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
  padding-top: 4px;
  border-top: 1px dashed var(--border);
}

/* Explorations (前期探索) */
.explorations-body { padding: 24px 28px; }
.explorations-body.placeholder { padding: 80px 40px; text-align: center; }

.ex-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.ex-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ex-card.ex-active { border-left: 3px solid #4ade80; padding-left: 13px; }
.ex-card.ex-pending { border-style: dashed; opacity: 0.75; }
.ex-card.ex-extra { border-color: rgba(124, 185, 255, 0.4); }

.ex-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.ex-handle {
  font-weight: 600;
  color: #fff;
  font-size: 14px;
}
.ex-status {
  font-size: 11.5px;
  color: var(--muted);
  background: var(--bg-panel);
  padding: 1px 8px;
  border-radius: 10px;
}
.ex-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.ex-tag {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 11px;
  border: 1px solid rgba(224, 118, 58, 0.25);
}

.ex-title {
  color: var(--text);
  font-weight: 500;
  font-size: 14px;
  line-height: 1.4;
}
.ex-shot-link { display: block; line-height: 0; }
.ex-shot {
  width: 100%;
  border-radius: 4px;
  border: 1px solid var(--border);
  display: block;
  max-height: 180px;
  object-fit: cover;
  background: var(--bg-panel);
}
.ex-shot-placeholder {
  width: 100%;
  padding: 40px 0;
  text-align: center;
  background: var(--bg-panel);
  border: 1px dashed var(--border);
  border-radius: 4px;
  color: var(--muted);
  font-size: 11.5px;
  font-style: italic;
}

.ex-summary-text {
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ex-actions {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
}
.ex-open-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 12px;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--accent);
  transition: filter .15s, transform .15s;
}
.ex-open-btn:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  text-decoration: none;
  color: #fff;
}
.ex-open-icon {
  font-size: 9px;
  line-height: 1;
  opacity: 0.9;
}
.ex-shot-placeholder-link { display: block; }
.ex-shot-placeholder-clickable {
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
.ex-shot-placeholder-clickable:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.ex-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11.5px;
  color: var(--muted);
}
.ex-warn {
  color: #fbbf24;
  font-weight: 500;
}
.ex-link {
  color: var(--accent);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  border: 1px solid rgba(224, 118, 58, 0.3);
}
.ex-link:hover { background: var(--accent); color: white; text-decoration: none; }

.ex-empty {
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.55;
  padding: 16px 4px;
  text-align: center;
}
.ex-empty code {
  font-size: 0.9em;
  padding: 1px 5px;
}

@media (max-width: 700px) {
  .explorations-body { padding: 16px; }
  .ex-grid { grid-template-columns: 1fr; }
}

/* Insights (业界参考) */
.insights-body { padding: 0; overflow: hidden; }
.insights-body.placeholder { padding: 80px 40px; text-align: center; }

.ins-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 560px;
}

/* LEFT: sidebar */
.ins-nav {
  border-right: 1px solid var(--border);
  background: var(--bg-panel);
  padding: 18px 16px 24px;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  position: sticky;
  top: 0;
  align-self: start;
}
.ins-nav-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 6px;
}
.ins-nav-title { font-weight: 600; color: #fff; font-size: 15px; }
.ins-nav-count {
  font-size: 11.5px;
  color: var(--muted);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1px 8px;
}
.ins-nav-hint {
  margin: 0 0 18px;
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.5;
}
.ins-nav-hint code { font-size: 0.85em; padding: 1px 4px; }

.ins-group { margin-bottom: 18px; }
.ins-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0 4px 6px;
  border-bottom: 1px dashed var(--border);
  margin-bottom: 6px;
}
.ins-group-count {
  color: var(--muted);
  font-weight: 600;
  font-size: 11px;
}
.ins-doc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ins-doc-item {
  display: flex;
  flex-direction: column;
  padding: 8px 10px;
  border-radius: 6px;
  border-left: 2px solid transparent;
  color: var(--text);
  text-decoration: none;
  transition: background 0.1s, border-color 0.1s;
  gap: 2px;
}
.ins-doc-item:hover {
  background: var(--bg-elev);
  text-decoration: none;
  border-left-color: rgba(224, 118, 58, 0.4);
}
.ins-doc-item.active {
  background: var(--accent-soft);
  border-left-color: var(--accent);
}
.ins-doc-item.active .ins-doc-title { color: var(--accent); }
.ins-doc-title {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
}
.ins-doc-summary {
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: 2px;
}
.ins-doc-readme .ins-doc-title,
.ins-doc-welcome .ins-doc-title {
  font-style: italic;
  color: var(--muted);
}
.ins-doc-welcome .ins-doc-title::before { content: "🏷 "; }
.ins-doc-readme .ins-doc-title::before { content: "📑 "; }

/* RIGHT: content */
.ins-article {
  padding: 24px 32px 40px;
  min-width: 0;
  overflow: hidden;
}
.ins-breadcrumb {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  flex-wrap: wrap;
}
.ins-crumb-path {
  color: var(--muted);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
}
.ins-crumb.ins-crumb-last { color: var(--accent); font-weight: 600; }
.ins-crumb-sep { color: var(--border); padding: 0 6px; }
.ins-crumb-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 11.5px;
}
.ins-updated { color: var(--muted); }
.ins-source-link {
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 10px;
  border-radius: 12px;
  border: 1px solid rgba(224, 118, 58, 0.3);
  font-size: 11.5px;
}
.ins-source-link:hover { background: var(--accent); color: white; text-decoration: none; }

/* 正文套用 .panel-body 的 markdown 样式 */
.ins-content {
  line-height: 1.75;
  color: var(--text);
}
.ins-content h1 { font-size: 24px; margin: 0 0 14px; line-height: 1.3; }
.ins-content h2 {
  font-size: 19px;
  margin: 28px 0 12px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
}
.ins-content h3 { font-size: 16px; margin: 20px 0 8px; font-weight: 600; }
.ins-content h4 { font-size: 14px; margin: 14px 0 6px; color: var(--muted); font-weight: 600; }
.ins-content p { margin: 10px 0; }
.ins-content ul, .ins-content ol { padding-left: 24px; margin: 10px 0 16px; }
.ins-content li { margin: 4px 0; }
.ins-content blockquote {
  margin: 14px 0;
  padding: 6px 16px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  color: var(--muted);
  border-radius: 0 4px 4px 0;
}
.ins-content blockquote p { margin: 3px 0; }
.ins-content table {
  border-collapse: collapse;
  width: 100%;
  margin: 14px 0;
  font-size: 13.5px;
  display: block;
  overflow-x: auto;
}
.ins-content th, .ins-content td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
  vertical-align: top;
}
.ins-content th { background: var(--bg-elev); font-weight: 600; color: #fff; }
.ins-content tbody tr:nth-child(even) td { background: rgba(255,255,255,0.015); }
.ins-content hr { border: 0; border-top: 1px solid var(--border); margin: 28px 0; }
.ins-content input[type="checkbox"] { accent-color: var(--accent); margin-right: 6px; }

/* 窄屏：堆叠 */
@media (max-width: 900px) {
  .ins-layout { grid-template-columns: 1fr; }
  .ins-nav {
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .ins-article { padding: 20px 18px 32px; }
}

/* Footer */
.foot {
  max-width: 1200px;
  margin: 40px auto 24px;
  padding: 20px 24px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--border);
}

@media (max-width: 700px) {
  .hero { padding: 8px 0; }
  .hero-inner { gap: 8px; }
  .hero h1 { font-size: 18px; }
  .hero .tagline { font-size: 12px; }
  .panel-body { padding: 20px 18px; }
  .tab { padding: 9px 12px; font-size: 12.5px; }
  main { padding: 20px 14px; }
}

/* 「常用 prompt」section 内代码块的「复制」按钮 */
.panel-body pre.has-copy {
  position: relative;
  padding-right: 76px;
}
.copy-btn {
  position: absolute;
  top: 8px;
  right: 10px;
  background: var(--bg-elev);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 3px 12px;
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.5;
}
.copy-btn:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.copy-btn.copied {
  background: rgba(74, 222, 128, 0.15);
  color: #86efac;
  border-color: rgba(74, 222, 128, 0.4);
}