/* ========================================
   组件 · Components v2.0
   暗色血金主题
   ======================================== */

/* --- 英雄区/标题区 --- */
.hero {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  padding: var(--sp-xl) 0;
  position: relative;
  overflow: hidden;
}
/* 英雄区渐变顶饰 */
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-blood), var(--c-gold));
}
.hero h1 { margin-bottom: var(--sp-sm); }
.hero-sub { color: var(--c-text-sec); font-size: var(--fs-body); }
.hero-en { font-weight: 400; color: var(--c-text-muted); font-size: 0.7em; }
.hero-chapter { border-left: 4px solid var(--c-novel); }
.hero-bible { border-left: 4px solid var(--c-bible); }
.hero-character { border-left: 4px solid var(--c-character); }
.hero-screenplay { border-left: 4px solid var(--c-screenplay); }

.chapter-meta, .character-meta { margin-bottom: var(--sp-sm); }
.chapter-info { display: flex; gap: var(--sp-sm); flex-wrap: wrap; margin-top: var(--sp-md); }

/* --- 徽章/标签 --- */
.chip {
  display: inline-block;
  font-size: var(--fs-xs);
  padding: 2px 10px;
  border-radius: 100px;
  background: var(--c-surface-alt);
  color: var(--c-text-sec);
  border: 1px solid var(--c-border);
}
.chip-role { background: var(--c-character-dim); color: var(--c-character); border-color: var(--c-character-dim); }
.chip-status { background: rgba(200, 139, 44, 0.15); color: var(--c-gold); border-color: var(--c-gold-dim); }
.chip-version { background: rgba(200, 139, 44, 0.1); color: var(--c-gold-bright); border-color: var(--c-gold); font-weight: 500; }

.tag {
  display: inline-block;
  font-size: var(--fs-small);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  background: var(--c-surface);
  color: var(--c-text-sec);
  text-decoration: none;
  border: 1px solid var(--c-border);
  transition: all var(--transition);
}
.tag:hover { background: var(--c-blood-dim); color: var(--text-primary, var(--c-text)); text-decoration: none; border-color: var(--c-blood); }
.tag-list { display: flex; flex-wrap: wrap; gap: var(--sp-sm); }

/* --- 卡片：暗色 + 渐变顶饰 --- */
.card {
  display: block;
  padding: var(--sp-lg);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--c-text);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
/* 卡片渐变顶饰（血→金） */
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-blood), var(--c-gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.card:hover {
  border-color: var(--c-border-accent);
  background: var(--c-surface-alt);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  color: var(--c-text);
  transform: translateY(-2px);
}
.card:hover::before { transform: scaleX(1); }
.card h3 { margin-top: 0; font-size: var(--fs-h3); }
.card p { color: var(--c-text-sec); font-size: var(--fs-small); margin-bottom: 0; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--sp-md);
}

/* --- Bible卡片 --- */
.card-bible {
  border-left: 4px solid var(--c-bible);
  position: relative;
}
.card-bible::before { display: none; }
.card-bible h3 {
  font-size: var(--fs-body);
  margin-bottom: var(--sp-xs);
}
.card-bible .chip-cat {
  background: var(--c-bible-dim);
  color: var(--c-bible);
  border-color: transparent;
  font-size: var(--fs-xs);
}

/* --- 信息表格 --- */
.info-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}
.info-table th {
  text-align: left;
  padding: var(--sp-sm) var(--sp-md);
  background: var(--c-surface-alt);
  color: var(--c-text-sec);
  font-weight: 600;
  width: 100px;
  border-bottom: 1px solid var(--c-border);
}
.info-table td {
  padding: var(--sp-sm) var(--sp-md);
  border-bottom: 1px solid var(--c-border);
}

/* --- 页脚 --- */
.site-footer {
  background: var(--c-bg-deep);
  border-top: 1px solid var(--c-border);
  padding: var(--sp-xl) 0;
  text-align: center;
  font-size: var(--fs-small);
  color: var(--c-text-muted);
}
.site-footer a { color: var(--c-gold); }
.site-footer a:hover { color: var(--c-gold-bright); }
.footer-meta { margin-top: var(--sp-xs); font-size: var(--fs-xs); }

/* --- Section标签（monospace + 血红色短线） --- */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 4px;
  color: var(--c-blood);
  text-transform: uppercase;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--c-blood);
}

/* --- 章节导航（已移至chapter.css） --- */

/* --- 角色布局 --- */
.character-body {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--sp-xl);
}
.character-profile { min-width: 0; }
.character-sidebar { position: sticky; top: calc(var(--nav-height) + var(--sp-lg)); align-self: start; }
.sidebar-section { margin-top: var(--sp-lg); }
.sidebar-section h3 {
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--c-gold);
  margin-bottom: var(--sp-sm);
}

/* --- 关联区 --- */
.related-section { margin-top: var(--sp-2xl); padding-top: var(--sp-xl); border-top: 1px solid var(--c-border); }
.source-ref {
  margin-top: var(--sp-xl);
  padding: var(--sp-md);
  background: var(--c-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
}

/* --- 首页 --- */
.index-desc {
  color: var(--c-text-sec);
  margin-bottom: var(--sp-xl);
}
.home-hero {
  text-align: center;
  padding: var(--sp-2xl) 0;
  position: relative;
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.home-title {
  font-size: clamp(28px, 6vw, 48px);
  margin-bottom: var(--sp-md);
  background: linear-gradient(180deg, var(--c-text) 0%, var(--c-text-sec) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.home-desc {
  font-size: var(--fs-body);
  color: var(--c-text-sec);
  max-width: 600px;
  margin: 0 auto var(--sp-xl);
  line-height: 1.8;
}
.home-meta {
  font-size: var(--fs-small);
  color: var(--c-text-muted);
}
.home-sections {
  margin-top: var(--sp-xl);
}

/* 首页四大入口卡片 */
.card-novel { border-left: 4px solid var(--c-novel); }
.card-novel::before { background: linear-gradient(90deg, var(--c-novel), transparent); }
.card-bible-home { border-left: 4px solid var(--c-bible); }
.card-bible-home::before { background: linear-gradient(90deg, var(--c-bible), transparent); }
.card-character-home { border-left: 4px solid var(--c-character); }
.card-character-home::before { background: linear-gradient(90deg, var(--c-character), transparent); }
.card-screenplay-home { border-left: 4px solid var(--c-screenplay); }
.card-screenplay-home::before { background: linear-gradient(90deg, var(--c-screenplay), transparent); }

/* --- 小说索引 --- */
.novel-intro {
  margin-bottom: var(--sp-xl);
  color: var(--c-text-sec);
}
.volume-group {
  margin-bottom: var(--sp-xl);
}
.volume-title {
  color: var(--c-novel);
  font-family: var(--font-serif);
}
.card-novel-ch {
  border-left: 4px solid var(--c-novel);
}
.card-novel-ch::before { display: none; }
.ch-title {
  font-size: 15px;
  margin-bottom: 4px;
}
.ch-meta {
  font-size: 12px;
  color: var(--c-text-muted);
}

/* --- 影视索引 --- */
.screenplay-intro {
  margin-bottom: var(--sp-xl);
  color: var(--c-text-sec);
}
.screenplay-sections {
  margin-bottom: var(--sp-xl);
}
.card-screenplay-ch {
  border-left: 4px solid var(--c-screenplay);
}
.card-screenplay-ch::before { display: none; }

/* --- 角色卡片 --- */
.card-character {
  border-left: 4px solid var(--c-character);
}
.card-character::before { display: none; }

/* --- 首页徽章 --- */
.home-emblem {
  width: 80px;
  height: 80px;
  margin: 0 auto 32px;
  position: relative;
}
.home-emblem svg {
  width: 100%;
  height: 100%;
}
.home-subtitle-en {
  font-family: var(--font-serif);
  font-size: clamp(0.8rem, 2vw, 1rem);
  letter-spacing: 0.4em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: var(--sp-lg);
  font-style: italic;
}

/* --- 首页英雄区渐变背景 --- */
.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 40%, rgba(179, 58, 46, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 30% 70%, rgba(200, 139, 44, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

/* --- 旧站按钮布局 --- */
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--sp-xl);
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-family: var(--font-sans);
  letter-spacing: 1px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--c-blood), var(--c-blood-dim));
  color: #fff;
  box-shadow: 0 4px 20px rgba(179, 58, 46, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(179, 58, 46, 0.5);
  text-decoration: none;
  color: #fff;
}
.btn-ghost {
  background: transparent;
  color: var(--c-text-sec);
  border: 1px solid var(--c-border-accent);
}
.btn-ghost:hover {
  border-color: var(--c-gold);
  color: var(--c-gold-bright);
  background: rgba(200, 139, 44, 0.05);
  text-decoration: none;
}

/* --- 滚动提示 --- */
.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--c-text-muted);
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   长生体系 · Longevity System
   首页折叠卡片样式
   ======================================== */

/* --- 旧站内联样式变量兼容 --- */
.longevity-wrap {
  --text: var(--c-text);
  --text-header: var(--c-text);
  --text-muted: var(--c-text-muted);
  --border: var(--c-border);
  --border-light: var(--c-border);
  --accent-red: var(--c-blood);
  --bg-accent: var(--c-surface-alt);
}

/* --- 页面标题 --- */
.longevity-title {
  text-align: center;
  color: var(--c-text);
  margin: 32px 0 4px;
}
.longevity-meta {
  text-align: center;
  color: var(--c-text-muted);
  margin-bottom: 16px;
  font-size: var(--fs-small);
}

/* --- TOC 导航网格 --- */
.page-toc {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 24px;
}
.page-toc a {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.78em;
  line-height: 1.5;
  transition: all 0.15s;
  color: inherit;
}
.page-toc a:hover {
  border-color: var(--c-blood);
  text-decoration: none;
}
.page-toc a .num { font-weight: 800; margin-right: 4px; }

/* --- 折叠卡片基础 --- */
details.ch-card { margin-bottom: 20px; }
details.ch-card > summary { cursor: pointer; list-style: none; }
details.ch-card > summary::-webkit-details-marker { display: none; }
details.ch-card > summary::marker { display: none; content: ""; }
details.ch-card > summary .toggle-icon {
  margin-left: auto;
  transition: transform 0.2s;
  font-size: 0.8em;
  opacity: 0.5;
}
details.ch-card[open] > summary .toggle-icon { transform: rotate(90deg); }

.ch-card .ch-header {
  font-size: 1.05em;
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 8px 8px 0 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
details.ch-card:not([open]) .ch-header { border-radius: 8px; }

.ch-card .ch-body {
  padding: 16px 18px;
  border: 1px solid var(--c-border);
  border-top: none;
  border-radius: 0 0 8px 8px;
}
.ch-card .ch-body .intro {
  font-size: 0.85em;
  line-height: 1.85;
  color: var(--c-text);
  margin-bottom: 14px;
}

/* --- 8章配色（暗色适配�?--- */
.ch-card.ch1 .ch-header { background: rgba(45,138,78,.07); color: #6abf78; border-bottom: 2px solid rgba(45,138,78,.15); }
.ch-card.ch2 .ch-header { background: rgba(0,128,128,.07); color: #4abfaf; border-bottom: 2px solid rgba(0,128,128,.15); }
.ch-card.ch3 .ch-header { background: rgba(179,58,46,.07); color: var(--c-blood-bright); border-bottom: 2px solid rgba(179,58,46,.15); }
.ch-card.ch4 .ch-header { background: rgba(59,125,216,.07); color: #7aabdf; border-bottom: 2px solid rgba(59,125,216,.15); }
.ch-card.ch5 .ch-header { background: rgba(192,144,64,.07); color: var(--c-gold); border-bottom: 2px solid rgba(192,144,64,.15); }
.ch-card.ch6 .ch-header { background: rgba(160,80,160,.07); color: #cc88cc; border-bottom: 2px solid rgba(160,80,160,.15); }
.ch-card.ch7 .ch-header { background: rgba(120,140,140,.07); color: #9ab0b0; border-bottom: 2px solid rgba(120,140,140,.15); }
.ch-card.ch8 .ch-header { background: rgba(160,120,80,.07); color: #b89870; border-bottom: 2px solid rgba(160,120,80,.15); }

/* --- 长生页表�?--- */
.longevity-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.76em;
  line-height: 1.7;
  margin: 10px 0;
}
.longevity-wrap th {
  text-align: left;
  padding: 5px 8px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text-muted);
  font-size: 0.7em;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.longevity-wrap td {
  padding: 5px 8px;
  vertical-align: top;
  border-bottom: 1px solid var(--c-border);
}
.longevity-wrap tr:last-child td { border-bottom: none; }

/* --- FAQ --- */
.faq-item { margin-bottom: 12px; }
.faq-q { font-weight: 700; color: var(--c-blood-bright); margin-bottom: 2px; }
.faq-a {
  color: var(--c-text);
  padding-left: 8px;
  border-left: 2px solid var(--c-border);
}

/* ========================================
   B区：跨站工具栏
   ======================================== */
.toolbar-wrap {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  padding: 8px 0;
}
.toolbar-inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-md);
  border: 2px solid;
  font-weight: 700;
  font-size: 0.8em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
}
.hero-btn.spec { border-color: rgba(200,139,44,.25); background: rgba(200,139,44,.05); color: var(--c-gold); }
.hero-btn.spec:hover { background: rgba(200,139,44,.1); border-color: var(--c-gold); }
.hero-btn.link { border-color: rgba(58,123,184,.25); background: rgba(58,123,184,.05); color: #3a7bb8; }
.hero-btn.link:hover { background: rgba(58,123,184,.1); border-color: #3a7bb8; }
.hero-btn.showcase { border-color: rgba(179,58,46,.25); background: rgba(179,58,46,.05); color: var(--c-blood-bright); }
.hero-btn.showcase:hover { background: rgba(179,58,46,.1); border-color: var(--c-blood-bright); }
.hero-btn.pill { border-color: var(--c-border); background: var(--c-surface-alt); color: var(--c-text-muted); cursor: default; font-weight: 400; }
.hero-btn.theme {
  border-color: rgba(123,79,160,.4);
  background: rgba(123,79,160,.08);
  color: #7b4fa0;
  cursor: pointer;
  font-size: 1.15em;
  line-height: 1;
  padding: 5px 10px;
  min-width: 32px;
  justify-content: center;
}
.hero-btn.theme:hover { background: rgba(123,79,160,.15); border-color: #7b4fa0; }