/* ── 变量 ─────────────────────────────────────────────────────── */
:root {
  --bg: #0e0f0e;
  --bg-card: #181918;
  --bg-card-hover: #1f201f;
  --bg-panel: #131413;
  --bg-surface: #1c1d1c;
  --bg-input: #111211;
  --border: #282928;
  --border-light: #363736;
  --border-focus: #444;
  --text: #d8d5cc;
  --text-dim: #7a7870;
  --text-muted: #555;
  --text-bright: #f2efe6;
  --amber: #d2a24f;
  --amber-bright: #e8bc6a;
  --amber-dim: #a07830;
  --amber-glow: rgba(210, 162, 79, 0.12);
  --amber-glow-strong: rgba(210, 162, 79, 0.2);
  --green: #7fa184;
  --green-dim: #5a7a5f;
  --blue: #6d89a8;
  --blue-dim: #4d6580;
  --red: #b74234;
  --purple: #9b7aa2;
  --purple-dim: #6d5575;
  --orange: #d4735e;
  --radius: 10px;
  --radius-sm: 6px;
  --radius-xs: 4px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --font: 'Inter', 'Noto Sans SC', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', monospace;
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
  --transition: 0.18s ease;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  padding: 3rem 1.5rem 2rem;
  text-align: center;
  background: linear-gradient(180deg, #141514 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 120px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--amber-dim), transparent);
}
.hero-inner { max-width: 680px; margin: 0 auto; }
.hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-bright);
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.hero-sub {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--amber);
  margin-left: 0.6rem;
  vertical-align: middle;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.hero-desc {
  color: var(--text-dim);
  margin: 0.6rem 0 1.4rem;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
}

/* ── 搜索框 ─────────────────────────────────────────────────── */
.search-box {
  max-width: 540px;
  margin: 0 auto;
  display: flex;
  gap: 0.6rem;
}
.search-box input {
  flex: 1;
  padding: 0.85rem 1.1rem;
  font-size: 1rem;
  font-family: var(--font);
  background: var(--bg-surface);
  color: var(--text-bright);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-box input:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-glow), var(--shadow-sm);
}
.search-box input::placeholder { color: var(--text-muted); }
.search-btn {
  flex-shrink: 0;
  padding: 0.85rem 1.6rem;
  font-size: 0.9rem;
  font-family: var(--font);
  font-weight: 700;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--amber), var(--amber-dim));
  color: #0e0f0e;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: filter var(--transition), transform 0.1s;
  box-shadow: var(--shadow-sm);
}
.search-btn:hover { filter: brightness(1.1); }
.search-btn:active { transform: scale(0.97); }

/* ── 搜索标签 ───────────────────────────────────────────────── */
.search-tabs {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1.2rem;
  flex-wrap: wrap;
}
.stab {
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.4rem 1rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.02em;
}
.stab:hover { border-color: var(--border-light); color: var(--text); }
.stab.active {
  background: var(--amber-glow-strong);
  border-color: var(--amber-dim);
  color: var(--amber-bright);
}
.stab span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  opacity: 0.6;
  margin-left: 0.2rem;
}

/* ── 快捷入口 ───────────────────────────────────────────────── */
.shortcuts {
  max-width: 900px;
  margin: 0 auto;
  padding: 0.8rem 1.5rem;
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.shortcut-btn {
  font-family: var(--font);
  font-size: 0.76rem;
  font-weight: 500;
  padding: 0.35rem 0.85rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  min-width: 4.6rem;
  transition: all var(--transition);
}
.shortcut-btn:hover {
  border-color: var(--amber-dim);
  color: var(--amber);
  border-style: solid;
  background: var(--amber-glow);
}

/* ── 过滤器 ─────────────────────────────────────────────────── */
.filters {
  max-width: 900px;
  margin: 0 auto;
  padding: 0.7rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  /* make filter area layout vertical and center-aligned */
  flex-direction: column;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.filter-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  /* ensure each filter row centers its contents */
  width: 100%;
  justify-content: center;
}
.filter-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  flex-shrink: 0;
}
.part-buttons {
  display: flex;
  gap: 0.2rem;
  flex-wrap: wrap;
}

.speaker-buttons { display: flex; gap: 0.2rem; flex-wrap: wrap; justify-content: center; }
.part-btn, .speaker-btn {
  font-family: var(--font);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.22rem 0.5rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.part-btn:hover, .speaker-btn:hover {
  border-color: var(--border-light);
  color: var(--text);
  background: var(--bg-surface);
}
.part-btn.active, .speaker-btn.active {
  background: var(--amber-glow-strong);
  border-color: var(--amber-dim);
  color: var(--amber-bright);
}
.filter-result { margin-left: 0; }
.result-count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
  font-weight: 600;
}

/* ── 时间滑块 ───────────────────────────────────────────────── */
.time-range { display: flex; align-items: center; gap: 0.4rem; width: 100%; justify-content: center; }
.time-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--amber);
  min-width: 3.2rem;
  text-align: center;
  font-weight: 500;
}
input[type="range"] {
  -webkit-appearance: none;
  width: 70px;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--amber);
  cursor: pointer;
  box-shadow: 0 0 0 3px var(--amber-glow);
  transition: box-shadow var(--transition);
}
input[type="range"]::-webkit-slider-thumb:hover {
  box-shadow: 0 0 0 5px var(--amber-glow-strong);
}

/* ── 时间线 ─────────────────────────────────────────────────── */
.timeline-section { max-width: 900px; margin: 0 auto; padding: 0.5rem 1.5rem; }
.timeline-bar {
  position: relative;
  height: 38px;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  overflow: hidden;
}
.timeline-parts { display: flex; height: 100%; }
.timeline-part {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  color: rgba(255,255,255,0.45);
  border-right: 1px solid var(--bg);
  transition: opacity var(--transition), filter var(--transition);
  cursor: pointer;
  overflow: hidden;
  gap: 1px;
}
.timeline-part:hover { filter: brightness(1.3); }
.timeline-part.focused { filter: brightness(1.85); box-shadow: inset 0 0 0 1px rgba(210,162,79,0.8); }
.tl-num { font-weight: 800; font-size: 0.72rem; color: rgba(255,255,255,0.6); }
.tl-name { font-size: 0.48rem; opacity: 0.5; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; padding: 0 2px; }
.timeline-part[data-part="0"] { background: rgba(210,162,79,0.18); }
.timeline-part[data-part="1"] { background: rgba(127,161,132,0.18); }
.timeline-part[data-part="2"] { background: rgba(109,137,168,0.18); }
.timeline-part[data-part="3"] { background: rgba(183,66,52,0.18); }
.timeline-part[data-part="4"] { background: rgba(155,122,162,0.18); }
.timeline-part[data-part="5"] { background: rgba(180,180,160,0.15); }
.timeline-hits { position: absolute; top: 0; left: 0; right: 0; bottom: 0; pointer-events: none; }
.timeline-hit {
  position: absolute; top: 3px; bottom: 3px; width: 2px;
  background: var(--amber); border-radius: 1px; opacity: 0.6;
}
.timeline-anchor {
  position: absolute;
  top: -4px;
  bottom: -4px;
  width: 4px;
  margin-left: -2px;
  background: var(--amber);
  border-radius: 999px;
  box-shadow: 0 0 0 4px rgba(210,162,79,0.2), 0 0 18px rgba(210,162,79,0.72);
  z-index: 3;
}

/* ── 结果容器 ───────────────────────────────────────────────── */
.results-container { max-width: 900px; margin: 0 auto; padding: 1rem 1.5rem 5rem; }
.results { display: flex; flex-direction: column; gap: 0.4rem; }
.empty-state { text-align: center; padding: 5rem 1rem; color: var(--text-dim); }
.empty-state p:first-child { font-size: 1.15rem; margin-bottom: 0.5rem; font-weight: 500; }
.empty-hint { font-size: 0.82rem; opacity: 0.5; line-height: 1.7; }

/* ── 台词卡片 ───────────────────────────────────────────────── */
.dialogue-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.65rem 0.9rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
}
.dialogue-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  box-shadow: var(--shadow-sm);
}
.dialogue-card.expanded {
  border-color: var(--amber-dim);
  background: var(--bg-card-hover);
  box-shadow: 0 0 0 1px var(--amber-glow), var(--shadow-sm);
}

/* 时间码 */
.dc-time {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--amber);
  background: var(--amber-glow);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-xs);
  min-width: 4.2rem;
  text-align: center;
  line-height: 1.4;
  margin-top: 0.15rem;
  border: 1px solid rgba(210,162,79,0.1);
}

/* 内容区 */
.dc-body { flex: 1; min-width: 0; }
.dc-text-line { display: flex; align-items: baseline; gap: 0.55rem; }

/* 说话人标签 */
.dc-speaker {
  flex-shrink: 0;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.1rem 0.45rem;
  border-radius: var(--radius-xs);
  color: var(--sp-color, #888);
  background: color-mix(in srgb, var(--sp-color, #888) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--sp-color, #888) 25%, transparent);
  white-space: nowrap;
  cursor: pointer;
  letter-spacing: 0.03em;
  transition: all var(--transition);
}
.dc-speaker:hover {
  filter: brightness(1.3);
  border-color: color-mix(in srgb, var(--sp-color, #888) 50%, transparent);
}

/* 台词文本 */
.dc-text {
  font-size: 0.98rem;
  color: var(--text-bright);
  line-height: 1.55;
  letter-spacing: 0.01em;
}
.dc-text mark {
  background: var(--amber-glow-strong);
  color: var(--amber-bright);
  border-radius: 2px;
  padding: 0 1px;
}

/* 元信息标签 */
.dc-meta {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.35rem;
  flex-wrap: wrap;
  align-items: center;
}
.dc-tag {
  font-size: 0.64rem;
  font-weight: 500;
  padding: 0.12rem 0.4rem;
  border-radius: var(--radius-xs);
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.dc-part {
  background: rgba(127,161,132,0.1);
  color: var(--green);
  border: 1px solid rgba(127,161,132,0.2);
}
.dc-source {
  background: rgba(109,137,168,0.1);
  color: var(--blue);
  border: 1px solid rgba(109,137,168,0.2);
}
.dc-tc-tag {
  background: rgba(210,162,79,0.1);
  color: var(--amber);
  border: 1px solid rgba(210,162,79,0.2);
  cursor: pointer;
  transition: all var(--transition);
}
.dc-tc-tag:hover { background: rgba(210,162,79,0.25); }
.dc-concept-tag {
  background: rgba(155,122,162,0.1);
  color: var(--purple);
  border: 1px solid rgba(155,122,162,0.2);
  cursor: pointer;
  transition: all var(--transition);
}
.dc-concept-tag:hover { background: rgba(155,122,162,0.25); }
.dc-memory-tag {
  appearance: none;
  background: rgba(109,137,168,0.12);
  color: var(--blue);
  border: 1px solid rgba(109,137,168,0.28);
  cursor: pointer;
  font: inherit;
  line-height: 1.2;
}
.dc-memory-tag:hover {
  background: rgba(109,137,168,0.24);
  border-color: rgba(109,137,168,0.5);
}
.dc-insight-tag {
  appearance: none;
  background: rgba(210,162,79,0.1);
  color: var(--amber);
  border: 1px solid rgba(210,162,79,0.26);
  cursor: pointer;
  font: inherit;
  line-height: 1.2;
}
.dc-insight-tag:hover {
  background: rgba(210,162,79,0.22);
  border-color: rgba(210,162,79,0.52);
}

/* ── 上下文展开 ─────────────────────────────────────────────── */
.dc-context {
  display: none;
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--border);
}
.dialogue-card.expanded .dc-context { display: block; }
.context-row {
  display: flex;
  gap: 0.5rem;
  padding: 0.2rem 0;
  font-size: 0.82rem;
  opacity: 0.45;
  transition: opacity var(--transition);
}
.context-row:hover { opacity: 0.75; }
.context-row.current {
  opacity: 1;
  font-weight: 600;
  color: var(--text-bright);
  background: var(--amber-glow);
  margin: 0 -0.5rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-xs);
}
.context-time {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--amber-dim);
  min-width: 3.2rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}
.context-sp {
  font-size: 0.64rem;
  font-weight: 600;
  color: var(--green-dim);
  min-width: 2.8rem;
  flex-shrink: 0;
}
.context-text { flex: 1; }

.line-insight {
  margin: 0 0 0.7rem;
  padding: 0.72rem;
  border: 1px solid rgba(210,162,79,0.18);
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, rgba(210,162,79,0.055), rgba(255,255,255,0.018));
}
.line-insight.compact {
  margin-top: 0.75rem;
  padding: 0.65rem;
}
.line-insight-head {
  display: flex;
  justify-content: space-between;
  gap: 0.7rem;
  align-items: baseline;
  margin-bottom: 0.5rem;
}
.line-insight-head span {
  color: var(--amber);
  font-weight: 800;
  font-size: 0.78rem;
}
.line-insight-head small {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
}
.line-insight-quote {
  display: flex;
  gap: 0.45rem;
  align-items: baseline;
  margin-bottom: 0.55rem;
}
.line-insight-quote b {
  color: var(--green);
  font-size: 0.72rem;
  white-space: nowrap;
}
.line-insight-quote span {
  color: var(--text-bright);
  font-size: 0.88rem;
  line-height: 1.5;
}
.line-insight-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
}
.line-insight-grid article {
  min-width: 0;
  padding: 0.55rem;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xs);
  background: rgba(0,0,0,0.13);
}
.line-insight-grid strong {
  display: block;
  margin-bottom: 0.28rem;
  color: var(--text-bright);
  font-size: 0.7rem;
}
.line-insight-grid p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.76rem;
  line-height: 1.62;
}
.lightbox-insights {
  margin-top: 0.75rem;
  max-height: 260px;
  overflow-y: auto;
}

/* ── TC 证据 ────────────────────────────────────────────────── */
.tc-evidence {
  margin-top: 0.5rem;
  padding: 0.6rem 0.7rem;
  background: rgba(210,162,79,0.04);
  border: 1px solid rgba(210,162,79,0.12);
  border-radius: var(--radius-sm);
}
.tc-evidence-title {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 0.25rem;
}
.tc-evidence-meta {
  font-size: 0.66rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 0.35rem;
}
.tc-evidence-body {
  font-size: 0.76rem;
  color: var(--text-dim);
  line-height: 1.55;
}
.tc-concepts { display: flex; gap: 0.25rem; flex-wrap: wrap; margin-top: 0.4rem; }
.tc-concept-tag {
  font-size: 0.62rem;
  font-weight: 500;
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-xs);
  background: rgba(155,122,162,0.12);
  color: var(--purple);
  border: 1px solid rgba(155,122,162,0.2);
  cursor: pointer;
  transition: all var(--transition);
}
.tc-concept-tag:hover { background: rgba(155,122,162,0.25); }

/* ── 概念/资料搜索结果 ──────────────────────────────────────── */
.wiki-card {
  padding: 0.85rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}
.wiki-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  box-shadow: var(--shadow-sm);
}
.wiki-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 0.3rem;
  line-height: 1.4;
}
.wiki-card-title mark {
  background: var(--amber-glow-strong);
  color: var(--amber-bright);
  border-radius: 2px;
  padding: 0 1px;
}
.wiki-card-summary {
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.55;
  margin-bottom: 0.45rem;
}
.wiki-card-summary mark {
  background: var(--amber-glow-strong);
  color: var(--amber);
  border-radius: 2px;
  padding: 0 1px;
}
.wiki-card-meta { display: flex; gap: 0.35rem; flex-wrap: wrap; align-items: center; }
.wiki-card-tag {
  font-size: 0.6rem;
  font-weight: 500;
  padding: 0.08rem 0.35rem;
  border-radius: var(--radius-xs);
  background: rgba(155,122,162,0.08);
  color: var(--purple-dim);
  border: 1px solid rgba(155,122,162,0.15);
}
.wiki-card-tier {
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.08rem 0.35rem;
  border-radius: var(--radius-xs);
  background: rgba(210,162,79,0.08);
  color: var(--amber-dim);
  border: 1px solid rgba(210,162,79,0.15);
}
.wiki-card-section {
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.08rem 0.35rem;
  border-radius: var(--radius-xs);
  background: rgba(127,161,132,0.08);
  color: var(--green-dim);
  border: 1px solid rgba(127,161,132,0.15);
}
.wiki-card-dlinks {
  font-size: 0.66rem;
  color: var(--amber-dim);
  margin-top: 0.3rem;
  font-family: var(--font-mono);
  font-weight: 500;
}

/* ── 角色档案 ───────────────────────────────────────────────── */
.profile-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.4rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.profile-avatar {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: #0e0f0e;
  box-shadow: var(--shadow-md);
}
.profile-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-bright);
  letter-spacing: -0.01em;
}
.profile-alias {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 0.1rem;
}
.profile-stat-row {
  display: flex;
  gap: 0.8rem;
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}
.profile-stat {
  flex: 1;
  padding: 0.6rem 0.8rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: center;
  min-width: 80px;
}
.profile-stat-num {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--amber);
  font-family: var(--font-mono);
  line-height: 1.2;
}
.profile-stat-label {
  font-size: 0.64rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.15rem;
}
.profile-bar-chart { margin-bottom: 1rem; }
.profile-bar-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}
.profile-bar-label {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-dim);
  min-width: 3.5rem;
  text-align: right;
}
.profile-bar-track {
  flex: 1;
  height: 18px;
  background: var(--bg-surface);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.profile-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.4s ease;
  display: flex;
  align-items: center;
  padding-left: 0.4rem;
}
.profile-bar-count {
  font-size: 0.6rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  font-family: var(--font-mono);
}
.profile-words { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.5rem; }
.profile-word {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-xs);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
}
.profile-word:hover {
  border-color: var(--amber);
  color: var(--amber);
  background: var(--amber-glow);
}
.profile-word small {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  margin-left: 0.2rem;
}

/* ── 视觉时间线（胶片条 + 树状展开）──────────────────────────── */
.filmstrip {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.5rem;
}
.filmstrip-frame {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all var(--transition);
  background: var(--bg-card);
}
.filmstrip-frame:hover {
  border-color: var(--amber);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.filmstrip-frame.time-focused {
  border-color: rgba(210,162,79,0.95);
  box-shadow: 0 0 0 2px rgba(210,162,79,0.18), 0 0 22px rgba(210,162,79,0.28);
}
.filmstrip-frame.expanded {
  grid-column: 1 / -1;
  border-color: var(--amber);
  background: var(--bg-surface);
  transform: none;
}
.filmstrip-frame img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  filter: brightness(0.85);
  transition: filter var(--transition);
}
.filmstrip-frame:hover img { filter: brightness(1); }
.filmstrip-frame.expanded > img { display: none; }
.filmstrip-frame.expanded > .filmstrip-label { display: none; }
.filmstrip-frame.expanded > .filmstrip-count { display: none; }

.filmstrip-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 0.25rem 0.45rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.filmstrip-time {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--amber);
}
.filmstrip-part {
  font-size: 0.55rem;
  color: rgba(255,255,255,0.55);
  font-weight: 500;
}
.filmstrip-count {
  position: absolute;
  top: 0.25rem; right: 0.25rem;
  font-size: 0.55rem;
  font-family: var(--font-mono);
  background: rgba(0,0,0,0.6);
  color: var(--amber);
  padding: 0.08rem 0.3rem;
  border-radius: 3px;
  font-weight: 600;
}

/* 展开的树状内容 */
.tree-expanded {
  display: none;
  padding: 0.8rem;
}
.filmstrip-frame.expanded .tree-expanded { display: block; }

.tree-header {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}
.tree-header img {
  width: 160px;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
}
.tree-header-info {
  flex: 1;
}
.tree-header-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 0.2rem;
}
.tree-header-meta {
  font-size: 0.72rem;
  color: var(--text-dim);
}
.tree-header-meta strong { color: var(--amber); }

/* 子帧网格 */
.tree-subframes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.4rem;
  margin-bottom: 0.8rem;
}
.tree-sub {
  position: relative;
  border-radius: var(--radius-xs);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all var(--transition);
  background: var(--bg-card);
}
.tree-sub:hover {
  border-color: var(--amber-dim);
  box-shadow: var(--shadow-sm);
}
.tree-sub.time-focused {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}
.tree-sub img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  filter: brightness(0.8);
}
.tree-sub:hover img { filter: brightness(1); }
.tree-sub-time {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 0.15rem 0.3rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--amber);
  text-align: center;
}
.tree-sub.time-focused .tree-sub-time {
  background: rgba(0,0,0,0.82);
  color: var(--amber);
}
.tree-sub-lines {
  position: absolute;
  top: 0.15rem; right: 0.15rem;
  font-size: 0.5rem;
  font-family: var(--font-mono);
  background: rgba(0,0,0,0.6);
  color: var(--amber);
  padding: 0.05rem 0.25rem;
  border-radius: 2px;
}

/* 树状台词列表 */
.tree-dialogue {
  border-top: 1px solid var(--border);
  padding-top: 0.6rem;
}
.tree-dialogue .context-row { font-size: 0.78rem; padding: 0.15rem 0; }
.tree-line {
  border-radius: var(--radius-xs);
}
.tree-line + .tree-line {
  margin-top: 0.08rem;
}
.tree-dialogue-row {
  width: 100%;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  align-items: flex-start;
}
.tree-dialogue-row .context-text {
  min-width: 0;
}
.tree-line.has-insight .tree-dialogue-row {
  opacity: 0.56;
}
.tree-line.has-insight .tree-dialogue-row:hover,
.tree-line.insight-open .tree-dialogue-row {
  opacity: 1;
  background: rgba(210,162,79,0.07);
  margin: 0 -0.35rem;
  padding: 0.25rem 0.35rem;
  border-radius: var(--radius-xs);
}
.tree-line-action {
  flex-shrink: 0;
  margin-left: auto;
  padding: 0.1rem 0.35rem;
  border: 1px solid rgba(210,162,79,0.25);
  border-radius: 999px;
  color: var(--amber);
  background: rgba(210,162,79,0.08);
  font-size: 0.6rem;
  font-weight: 700;
  line-height: 1.2;
}
.tree-line.insight-open .tree-line-action {
  background: rgba(210,162,79,0.2);
  border-color: rgba(210,162,79,0.5);
}
.tree-line-insight {
  margin: 0.4rem 0 0.7rem 3.7rem;
}
.tree-line-insight[hidden] {
  display: none;
}
.tree-line-insight .line-insight {
  margin: 0;
}

/* ── 灯箱（子帧查看器）────────────────────────────────────────── */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
}
.lightbox-overlay.open { display: flex; }

.lightbox {
  position: relative;
  max-width: 900px;
  width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-close {
  position: absolute;
  top: -2.5rem;
  right: 0;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.6rem;
  cursor: pointer;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  z-index: 10;
}
.lightbox-close:hover { color: var(--text); background: rgba(255,255,255,0.1); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text-dim);
  font-size: 2rem;
  cursor: pointer;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition);
  z-index: 10;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.15); color: var(--text); }
.lightbox-prev { left: -4rem; }
.lightbox-next { right: -4rem; }

.lightbox-content {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img-wrap {
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  position: relative;
}
.lightbox-img-wrap img {
  width: 100%;
  display: block;
}

.lightbox-info {
  width: 100%;
  margin-top: 1rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.lightbox-timecode {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--amber);
  flex-shrink: 0;
  line-height: 1;
}

.lightbox-details {
  flex: 1;
  min-width: 0;
}
.lightbox-meta {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
  flex-wrap: wrap;
}
.lightbox-meta-tag {
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-xs);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.lightbox-dialogue {
  max-height: 200px;
  overflow-y: auto;
}
.lightbox-dialogue .context-row { font-size: 0.82rem; padding: 0.2rem 0; }
.lightbox-dialogue .context-row.current {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--amber-bright);
  background: var(--amber-glow);
  margin: 0 -0.5rem;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-xs);
}

.lightbox-counter {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 0.8rem;
}

/* ── 时间段浏览 ─────────────────────────────────────────────── */
.timebrowse-header {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 0.8rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}
.timebrowse-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.timebrowse-meta-item {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.timebrowse-meta-item strong {
  color: var(--amber);
  font-weight: 700;
}

/* ── 侧边面板 ───────────────────────────────────────────────── */
.side-panel {
  position: fixed;
  top: 0;
  right: -500px;
  width: 480px;
  height: 100vh;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  transition: right 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  padding: 1.5rem;
}
.side-panel.open { right: 0; }
.panel-close {
  position: absolute;
  top: 1rem; right: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 1.2rem;
  cursor: pointer;
  width: 2rem; height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.panel-close:hover { background: var(--bg-card-hover); color: var(--text); border-color: var(--border-light); }
.panel-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(2px);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s;
}
.panel-overlay.open { opacity: 1; pointer-events: auto; }
.panel-section { margin-bottom: 1.3rem; }
.panel-section .line-insight { margin-bottom: 0; }
.panel-action-btn {
  width: 100%;
  border: 1px solid rgba(210,162,79,0.35);
  background: rgba(210,162,79,0.08);
  color: var(--amber);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.8rem;
  font: inherit;
  cursor: pointer;
}
.panel-action-btn:hover {
  border-color: rgba(210,162,79,0.62);
  background: rgba(210,162,79,0.14);
}
.panel-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border);
}
.panel-tc-card {
  padding: 0.8rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
}
.panel-tc-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 0.3rem;
  line-height: 1.4;
}
.panel-tc-time {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.panel-tc-body {
  font-size: 0.78rem;
  color: var(--text);
  line-height: 1.6;
}
.memory-preview {
  margin-top: 0.7rem;
  border: 1px solid rgba(109,137,168,0.22);
  background: rgba(109,137,168,0.055);
  border-radius: var(--radius-sm);
  padding: 0.7rem;
}
.memory-preview-top,
.memory-source-head,
.memory-source-meta {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}
.memory-preview-top span,
.memory-source-head span {
  color: var(--blue);
  font-size: 0.68rem;
  font-weight: 700;
}
.memory-preview-top small,
.memory-source-meta span {
  color: var(--text-muted);
  font-size: 0.68rem;
  font-family: var(--font-mono);
}
.memory-preview ul,
.memory-boundaries ul {
  margin: 0.55rem 0 0;
  padding-left: 1rem;
  color: var(--text-dim);
  font-size: 0.76rem;
  line-height: 1.65;
}
.memory-open,
.memory-link {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.035);
  color: var(--text-dim);
  border-radius: 6px;
  padding: 0.36rem 0.62rem;
  margin-top: 0.65rem;
  font: inherit;
  font-size: 0.74rem;
  text-decoration: none;
  cursor: pointer;
}
.memory-open:hover,
.memory-link:hover {
  color: var(--amber);
  border-color: rgba(210,162,79,0.55);
}
.memory-thumbs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.4rem;
  margin-top: 0.6rem;
}
.memory-thumbs img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #050505;
}
.memory-dialogue-head {
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 0.8rem;
}
.memory-dialogue-head b {
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  margin-right: 0.45rem;
}
.memory-dialogue-head strong {
  color: var(--text-bright);
  font-size: 0.82rem;
}
.memory-dialogue-head p {
  margin: 0.55rem 0 0;
  color: var(--text-bright);
  line-height: 1.65;
}
.memory-source-card {
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: var(--radius);
  padding: 0.8rem;
  margin-bottom: 0.65rem;
}
.memory-source-head {
  justify-content: space-between;
  margin-bottom: 0.35rem;
}
.memory-source-head strong {
  color: var(--text-bright);
  font-size: 0.86rem;
}
.memory-boundaries {
  margin-top: 0.65rem;
  border-top: 1px solid var(--border);
  padding-top: 0.6rem;
}
.memory-boundaries b {
  color: var(--amber);
  font-size: 0.72rem;
}
.panel-wiki-item {
  padding: 0.55rem 0.7rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 0.3rem;
  cursor: pointer;
  transition: all var(--transition);
}
.panel-wiki-item:hover {
  border-color: var(--amber-dim);
  background: var(--bg-card-hover);
}
.panel-wiki-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-bright);
  line-height: 1.4;
}
.panel-wiki-summary {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
  line-height: 1.45;
}

/* ── Wiki 内容渲染 ──────────────────────────────────────────── */
.wiki-content {
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--text);
}
.wiki-content h1 { font-size: 1.15rem; font-weight: 800; color: var(--text-bright); margin: 1.2rem 0 0.5rem; padding-bottom: 0.3rem; border-bottom: 1px solid var(--border); }
.wiki-content h2 { font-size: 1rem; font-weight: 700; color: var(--text-bright); margin: 1rem 0 0.4rem; }
.wiki-content h3 { font-size: 0.9rem; font-weight: 700; color: var(--amber-bright); margin: 0.8rem 0 0.3rem; }
.wiki-content h4, .wiki-content h5, .wiki-content h6 { font-size: 0.82rem; font-weight: 600; color: var(--text); margin: 0.6rem 0 0.3rem; }
.wiki-content p { margin: 0.4rem 0; }
.wiki-content strong { color: var(--text-bright); font-weight: 700; }
.wiki-content em { color: var(--amber); font-style: italic; }
.wiki-content code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.05rem 0.3rem;
  color: var(--amber);
}
.wiki-content .wiki-code-block,
.wiki-full-content .wiki-code-block {
  margin: 0.65rem 0;
  padding: 0.75rem;
  overflow: auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.wiki-content .wiki-code-block code,
.wiki-full-content .wiki-code-block code {
  display: block;
  padding: 0;
  background: transparent;
  border: 0;
  color: var(--text);
  white-space: pre;
}
.wiki-content .mermaid,
.wiki-full-content .mermaid {
  margin: 0.8rem 0;
  padding: 0.8rem;
  overflow: auto;
  background: #11120f;
  border: 1px solid rgba(210,162,79,0.28);
  border-radius: var(--radius-sm);
  color: var(--text);
  text-align: center;
}
.wiki-content .mermaid svg,
.wiki-full-content .mermaid svg {
  max-width: 100%;
  height: auto;
}
.wiki-content .mermaid-waiting,
.wiki-full-content .mermaid-waiting {
  color: var(--text-dim);
  text-align: left;
  white-space: pre-wrap;
}
.wiki-content .mermaid-error,
.wiki-full-content .mermaid-error {
  color: var(--red);
  text-align: left;
  white-space: pre-wrap;
}
.mermaid-error-message {
  margin-top: 0.5rem;
  color: var(--red);
  font-size: 0.76rem;
}
.wiki-content blockquote {
  margin: 0.5rem 0;
  padding: 0.4rem 0.8rem;
  border-left: 3px solid var(--amber-dim);
  background: var(--amber-glow);
  color: var(--text-dim);
  font-style: italic;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
}
.wiki-content ul, .wiki-content ol { margin: 0.4rem 0; padding-left: 1.2rem; }
.wiki-content li { margin: 0.15rem 0; }
.wiki-content hr { border: none; border-top: 1px solid var(--border); margin: 1rem 0; }
.wiki-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0;
  font-size: 0.76rem;
}
.wiki-content table td, .wiki-content table th {
  padding: 0.3rem 0.5rem;
  border: 1px solid var(--border);
  text-align: left;
}
.wiki-content table tr:nth-child(even) { background: rgba(255,255,255,0.02); }
.wiki-content a.wiki-link {
  color: var(--purple);
  text-decoration: none;
  border-bottom: 1px solid rgba(155,122,162,0.3);
  cursor: pointer;
  transition: all var(--transition);
}
.wiki-content a.wiki-link:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}
.wiki-content a[href^="http"] {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(109,137,168,0.3);
}
.wiki-content a[href^="http"]:hover { color: var(--amber); }
.wiki-content a.wiki-link-dead {
  color: var(--text-muted);
  border-bottom-style: dashed;
  border-bottom-color: var(--text-muted);
  opacity: 0.5;
  cursor: not-allowed;
}
.wiki-content a.wiki-link-dead:hover {
  color: var(--text-muted);
  opacity: 0.7;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  border-top: 1px solid var(--border);
}

/* ── 响应式 ─────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero h1 { font-size: 1.5rem; }
  .hero-sub { display: block; margin-left: 0; margin-top: 0.3rem; }
  .search-box { flex-wrap: wrap; }
  .search-box input { min-width: 0; }
  .filters { flex-direction: column; align-items: flex-start; gap: 0.6rem; }
  .filter-result { margin-left: 0; }
  .time-range { flex-wrap: wrap; }
  input[type="range"] { width: 60px; }
  .side-panel { width: 100%; right: -100%; }
  .dialogue-card { flex-direction: column; gap: 0.35rem; }
  .dc-time { align-self: flex-start; }
  .dc-text-line { flex-direction: column; gap: 0.15rem; }
  .profile-header { flex-direction: column; text-align: center; }
  .profile-stat-row { justify-content: center; }
  .line-insight-grid { grid-template-columns: 1fr; }
  .line-insight-quote { flex-direction: column; gap: 0.2rem; }
  .lightbox-info { flex-direction: column; gap: 0.8rem; }
  .tree-dialogue-row { flex-wrap: wrap; }
  .tree-line-action { margin-left: 0; }
  .tree-line-insight { margin-left: 0; }
}

/* ── 滚动条 ─────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ── 选中样式 ───────────────────────────────────────────────── */
::selection { background: var(--amber-glow-strong); color: var(--amber-bright); }

/* ── Audience-facing Guide Layer ────────────────────────────── */
.audience-home { display: grid; gap: 1.1rem; }
.audience-hero {
  border: 1px solid rgba(210,162,79,0.32);
  background:
    linear-gradient(135deg, rgba(210,162,79,0.13), rgba(127,161,132,0.06) 48%, rgba(255,255,255,0.025)),
    var(--bg-card);
  border-radius: 10px;
  padding: clamp(1.05rem, 3vw, 1.6rem);
}
.audience-kicker {
  margin: 0 0 0.35rem;
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.audience-hero h2 {
  margin: 0;
  color: var(--text-bright);
  font-size: clamp(1.65rem, 4vw, 3.35rem);
  line-height: 1.1;
  letter-spacing: 0;
  max-width: 14ch;
}
.audience-hero p {
  max-width: 68ch;
  margin: 0.7rem 0 0;
  color: var(--text-dim);
  line-height: 1.82;
  font-size: 0.94rem;
}
.audience-actions { display: flex; gap: 0.55rem; flex-wrap: wrap; margin-top: 1rem; }
.audience-actions a,
.audience-actions button {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.035);
  color: var(--text-dim);
  border-radius: 7px;
  padding: 0.52rem 0.78rem;
  font: inherit;
  font-size: 0.78rem;
  text-decoration: none;
  cursor: pointer;
}
.audience-actions a:first-child { color: var(--amber); border-color: rgba(210,162,79,0.55); }
.audience-actions a:hover,
.audience-actions button:hover { color: var(--amber); border-color: rgba(210,162,79,0.5); }
.audience-section { border-top: 1px solid var(--border); padding-top: 1rem; }
.audience-section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: 0.75rem; }
.audience-section-head h3 { margin: 0; color: var(--text-bright); font-size: 1.02rem; }
.audience-section-head p { margin: 0; color: var(--text-muted); font-size: 0.76rem; }
.audience-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0.8rem; }
.audience-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.015));
  border-radius: 9px;
  padding: 1rem;
  cursor: pointer;
  min-height: 245px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}
.audience-card:hover { border-color: rgba(210,162,79,0.5); transform: translateY(-2px); background: var(--bg-card-hover); }
.audience-card-top { display: flex; justify-content: space-between; color: var(--text-muted); font-family: var(--font-mono); font-size: 0.66rem; margin-bottom: 0.65rem; }
.audience-card-top span { color: var(--green); }
.audience-card h4 { margin: 0; color: var(--text-bright); line-height: 1.45; font-size: 1rem; }
.audience-card p {
  margin: 0.55rem 0 0;
  color: var(--text-dim);
  line-height: 1.72;
  font-size: 0.8rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.audience-card-tags { display: flex; flex-wrap: wrap; gap: 0.25rem; margin-top: auto; padding-top: 0.75rem; }
.audience-card-tags span,
.audience-pill-row button,
.audience-searches button,
.audience-time-row button {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.025);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.16rem 0.48rem;
  font-size: 0.68rem;
}
.audience-searches { display: flex; flex-wrap: wrap; gap: 0.42rem; }
.audience-searches button { cursor: pointer; color: var(--text-dim); padding: 0.28rem 0.64rem; }
.audience-searches button:hover,
.audience-pill-row button:hover,
.audience-time-row button:hover { color: var(--amber); border-color: rgba(210,162,79,0.5); }
.audience-inline {
  border: 1px solid rgba(127,161,132,0.3);
  background: rgba(127,161,132,0.05);
  border-radius: 9px;
  padding: 0.85rem;
  margin-bottom: 0.9rem;
}
.audience-inline-head { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 0.65rem; }
.audience-inline-head strong { color: var(--green); font-size: 0.86rem; }
.audience-inline-head span { color: var(--text-muted); font-size: 0.72rem; }
.audience-inline-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0.55rem; }
.audience-inline-grid button {
  border: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: 7px;
  color: var(--text);
  text-align: left;
  padding: 0.7rem;
  cursor: pointer;
}
.audience-inline-grid button:hover { border-color: rgba(210,162,79,0.5); }
.audience-inline-grid b { display: block; color: var(--text-bright); font-size: 0.84rem; margin-bottom: 0.28rem; }
.audience-inline-grid span { display: block; color: var(--text-dim); font-size: 0.74rem; line-height: 1.6; }
.time-focus-card {
  border: 1px solid rgba(210,162,79,0.46);
  background: rgba(210,162,79,0.07);
  border-radius: 9px;
  padding: 0.78rem 0.9rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}
.time-focus-card span { color: var(--amber); font-family: var(--font-mono); font-size: 1rem; font-weight: 800; }
.time-focus-card strong { display: block; color: var(--text-bright); margin-top: 0.18rem; }
.time-focus-card p { margin: 0.18rem 0 0; color: var(--text-dim); font-size: 0.76rem; }
.time-focus-card button {
  border: 1px solid rgba(210,162,79,0.55);
  background: rgba(0,0,0,0.18);
  color: var(--amber);
  border-radius: 7px;
  padding: 0.45rem 0.7rem;
  cursor: pointer;
  white-space: nowrap;
}
.time-focus-card button:hover { background: rgba(210,162,79,0.12); }
.audience-article header h1 { margin: 0; color: var(--text-bright); line-height: 1.18; font-size: clamp(1.55rem, 4vw, 2.5rem); }
.audience-article header p { color: var(--text-dim); line-height: 1.75; margin-top: 0.7rem; }
.audience-article section { border-top: 1px solid var(--border); padding-top: 0.95rem; margin-top: 1rem; }
.audience-article h2 { color: var(--amber); font-size: 1rem; margin: 0 0 0.45rem; }
.audience-article p { color: var(--text); line-height: 1.92; font-size: 0.92rem; }
.audience-note { color: var(--text-dim) !important; font-size: 0.82rem !important; }
.audience-pill-row { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.audience-pill-row button { cursor: pointer; padding: 0.28rem 0.62rem; }
.audience-time-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0.45rem; }
.audience-time-row button {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.18rem;
  border-radius: 7px;
  cursor: pointer;
  padding: 0.54rem 0.62rem;
}
.audience-time-row b { color: var(--amber); font-family: var(--font-mono); font-size: 0.82rem; }
.audience-time-row span { color: var(--text-dim); line-height: 1.45; font-size: 0.72rem; }
.audience-article footer { margin-top: 1rem; border-top: 1px solid var(--border); padding-top: 0.8rem; }
.audience-article footer a { color: var(--amber); text-decoration: none; border-bottom: 1px solid rgba(210,162,79,0.45); }
.audience-seo-article .wiki-full-content p { font-size: 1rem; line-height: 1.95; }

@media (max-width: 768px) {
  .audience-section-head,
  .audience-inline-head { display: block; }
  .audience-card { min-height: auto; }
}

/* ── SEO / Knowledge Deepening ─────────────────────────────── */
.hero-seo-links {
  display: flex;
  justify-content: center;
  gap: 0.55rem;
  flex-wrap: wrap;
  margin: 0.8rem 0 1rem;
}
.hero-seo-links a,
.knowledge-actions a,
.knowledge-actions button,
.wiki-card-actions a,
.wiki-card-actions button {
  appearance: none;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.035);
  color: var(--text-dim);
  text-decoration: none;
  border-radius: 6px;
  padding: 0.42rem 0.72rem;
  font: inherit;
  font-size: 0.76rem;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition), transform var(--transition);
}
.hero-seo-links a:hover,
.knowledge-actions a:hover,
.knowledge-actions button:hover,
.wiki-card-actions a:hover,
.wiki-card-actions button:hover {
  color: var(--amber);
  border-color: rgba(210,162,79,0.55);
  background: rgba(210,162,79,0.08);
  transform: translateY(-1px);
}

.knowledge-home { display: grid; gap: 1rem; }
.knowledge-hero {
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(210,162,79,0.09), rgba(127,161,132,0.045) 45%, rgba(255,255,255,0.02));
  border-radius: 10px;
  padding: 1.25rem;
}
.knowledge-kicker,
.seo-kicker {
  margin: 0 0 0.4rem;
  color: var(--amber);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-family: var(--font-mono);
}
.knowledge-hero h2,
.seo-hero h1,
.seo-article-head h1 {
  margin: 0;
  color: var(--text-bright);
  line-height: 1.12;
  letter-spacing: 0;
}
.knowledge-hero h2 { font-size: clamp(1.6rem, 4vw, 3.2rem); }
.knowledge-hero p,
.seo-hero p,
.seo-article-head p {
  color: var(--text-dim);
  line-height: 1.75;
  max-width: 74ch;
}
.knowledge-actions { display: flex; gap: 0.55rem; flex-wrap: wrap; margin-top: 0.9rem; }
.knowledge-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}
.knowledge-metrics div {
  border: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: 8px;
  padding: 0.85rem;
}
.knowledge-metrics strong {
  display: block;
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 1.35rem;
}
.knowledge-metrics span { color: var(--text-muted); font-size: 0.72rem; }
.knowledge-section {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}
.knowledge-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.7rem;
}
.knowledge-section-head h3 { margin: 0; color: var(--text-bright); font-size: 1rem; }
.knowledge-section-head p { margin: 0; color: var(--text-muted); font-size: 0.74rem; }
.knowledge-cloud { display: flex; gap: 0.42rem; flex-wrap: wrap; }
.knowledge-cloud button {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.025);
  color: var(--text-dim);
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  font-size: 0.74rem;
  cursor: pointer;
}
.knowledge-cloud button:hover { color: var(--amber); border-color: rgba(210,162,79,0.55); }
.knowledge-cloud b { color: var(--green); font-family: var(--font-mono); font-weight: 500; }
.knowledge-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.75rem;
}
.knowledge-mini {
  border: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: 8px;
  padding: 0.9rem;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}
.knowledge-mini:hover { border-color: rgba(210,162,79,0.45); transform: translateY(-1px); background: var(--bg-card-hover); }
.knowledge-mini a { color: var(--text-bright); text-decoration: none; font-weight: 650; line-height: 1.45; }
.knowledge-mini a:hover { color: var(--amber); }
.knowledge-mini p { color: var(--text-dim); font-size: 0.78rem; line-height: 1.7; margin: 0.45rem 0; }
.knowledge-mini-headings,
.knowledge-mini-tags { display: flex; gap: 0.25rem; flex-wrap: wrap; }
.knowledge-mini-headings span,
.knowledge-mini-tags span,
.wiki-card-heading {
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: rgba(255,255,255,0.02);
  border-radius: 4px;
  padding: 0.12rem 0.34rem;
  font-size: 0.62rem;
}
.knowledge-mini-tags span { color: var(--green); }
.knowledge-list { display: grid; gap: 0.35rem; }
.knowledge-list button {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  text-align: left;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  border-radius: 6px;
  padding: 0.55rem 0.7rem;
  cursor: pointer;
}
.knowledge-list button:hover { color: var(--amber); border-color: rgba(210,162,79,0.4); }
.knowledge-list small { color: var(--text-muted); font-family: var(--font-mono); }

.wiki-card-topline,
.wiki-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.55rem;
  flex-wrap: wrap;
}
.wiki-card-topline { margin-bottom: 0.45rem; color: var(--green); font-size: 0.64rem; text-transform: uppercase; letter-spacing: 0.08em; }
.wiki-card-topline small { color: var(--text-muted); text-transform: none; letter-spacing: 0; font-family: var(--font-mono); }
.wiki-card-headings { display: flex; gap: 0.25rem; flex-wrap: wrap; margin: 0.4rem 0; }
.wiki-card-actions { justify-content: flex-start; margin-top: 0.65rem; }
.wiki-card-actions .wiki-card-dlinks { margin: 0; }

.seo-page { background: var(--bg); color: var(--text); }
.seo-shell { max-width: 1120px; margin: 0 auto; padding: 1.4rem; }
.seo-nav { display: flex; gap: 0.55rem; flex-wrap: wrap; margin-bottom: 1.4rem; }
.seo-nav a,
.seo-article-actions a {
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.65rem;
  text-decoration: none;
  font-size: 0.76rem;
}
.seo-nav a:hover,
.seo-article-actions a:hover { color: var(--amber); border-color: rgba(210,162,79,0.55); }
.seo-hero,
.seo-article-head {
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(255,255,255,0.04), rgba(210,162,79,0.05));
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.seo-hero h1,
.seo-article-head h1 { font-size: clamp(1.8rem, 5vw, 3.6rem); }
.seo-directory-note {
  border-left: 3px solid rgba(210,162,79,0.62);
  background: rgba(210,162,79,0.07);
  color: var(--text);
  padding: 0.62rem 0.78rem;
  border-radius: 0 7px 7px 0;
}
.seo-search { display: flex; gap: 0.5rem; margin-top: 1rem; }
.seo-search input { flex: 1; min-width: 0; background: var(--bg-input); border: 1px solid var(--border); color: var(--text); border-radius: 6px; padding: 0.7rem; }
.seo-search button { border: 1px solid var(--amber); background: rgba(210,162,79,0.1); color: var(--amber); border-radius: 6px; padding: 0.7rem 1rem; }
.seo-cloud { display: flex; gap: 0.35rem; flex-wrap: wrap; margin: 1rem 0; }
.seo-cloud span,
.seo-card-tags span { color: var(--text-dim); border: 1px solid var(--border); border-radius: 999px; padding: 0.16rem 0.46rem; font-size: 0.68rem; }
.seo-cloud b { color: var(--green); }
.seo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0.8rem; }
.seo-card { border: 1px solid var(--border); background: var(--bg-card); border-radius: 8px; padding: 0.9rem; }
.seo-card-title { color: var(--text-bright); text-decoration: none; font-weight: 700; line-height: 1.5; }
.seo-card-title:hover { color: var(--amber); }
.seo-card p { color: var(--text-dim); line-height: 1.7; font-size: 0.8rem; }
.seo-card-headings { margin: 0.45rem 0; padding-left: 1rem; color: var(--text-muted); font-size: 0.72rem; line-height: 1.55; }
.seo-card-tags { display: flex; gap: 0.25rem; flex-wrap: wrap; }
.seo-article { max-width: 900px; margin: 0 auto; }
.seo-article-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 0.9rem 0; }
.seo-toc { border: 1px solid var(--border); background: var(--bg-card); border-radius: 8px; padding: 0.8rem; margin-bottom: 1rem; display: flex; gap: 0.4rem; flex-wrap: wrap; }
.seo-toc strong { color: var(--amber); margin-right: 0.3rem; }
.seo-toc a { color: var(--text-dim); text-decoration: none; font-size: 0.72rem; border-bottom: 1px solid transparent; }
.seo-toc a:hover { color: var(--amber); border-bottom-color: var(--amber); }
.wiki-full-content { border-top: 1px solid var(--border); padding-top: 1rem; font-size: 0.92rem; line-height: 1.88; }
.wiki-full-content h1,
.wiki-full-content h2,
.wiki-full-content h3 { color: var(--text-bright); line-height: 1.3; margin-top: 1.4rem; }
.wiki-full-content p { color: var(--text); }
.wiki-full-content a { color: var(--amber); text-decoration: none; border-bottom: 1px solid rgba(210,162,79,0.35); }
.wiki-full-content blockquote { border-left: 3px solid var(--amber); margin-left: 0; padding-left: 1rem; color: var(--text-dim); }
.wiki-full-content code { background: var(--bg-card); color: var(--green); border: 1px solid var(--border); border-radius: 4px; padding: 0.08rem 0.25rem; }
.seo-related { border-top: 1px solid var(--border); margin-top: 1.5rem; padding-top: 1rem; }
.seo-related h2 { color: var(--text-bright); font-size: 1rem; }
.seo-related div { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.seo-related a,
.seo-related span { color: var(--text-dim); border: 1px solid var(--border); border-radius: 6px; padding: 0.28rem 0.5rem; text-decoration: none; font-size: 0.72rem; }
.seo-related a:hover { color: var(--amber); border-color: rgba(210,162,79,0.55); }
.seo-time-related a { display: flex; flex-direction: column; gap: 0.12rem; min-width: 145px; }
.seo-time-related b { color: var(--amber); font-family: var(--font-mono); font-size: 0.82rem; }
.seo-time-related span { border: 0; padding: 0; font-size: 0.7rem; line-height: 1.45; }

@media (max-width: 768px) {
  .knowledge-metrics { grid-template-columns: 1fr; }
  .knowledge-section-head { display: block; }
  .seo-search { flex-direction: column; }
  .time-focus-card { display: block; }
  .time-focus-card button { margin-top: 0.65rem; width: 100%; }
}