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

/* ============================================================
   思印宋（SiyinSong，OFL 1.1 可商用）—— 用于 banner 标题
   基于思源宋体改的活字印刷质感字体（毛边/压痕/墨迹晕染，横向压 20%）
   通过 zeoseven 字体托管按需子集加载（@font-face 见 index.html 的
   <link>，font-display: swap 不阻塞渲染，失败回退系统宋体）
   ============================================================ */

/* ============================================================
   Qatchup · 暖色纸墨水 — Ink on warm paper
   近消色画布：唯一的情感来自排版、留白与克制的灰色层次
   ============================================================ */
:root {
  /* Colors */
  --color-charcoal: #080808;   /* 主标题、高强调文字 —— 最深的墨 */
  --color-graphite: #222222;   /* 正文文字、图标描边 */
  --color-mid-ink:  #292929;   /* 深色表面（纪念块等庄重场景） */
  --color-steel:    #696969;   /* 默认边框、卡片边缘 —— 结构发丝线 */
  --color-fog:      #999999;   /* 次级弱边框、低强调分隔线 */
  --color-ash:      #b2b2b2;   /* 卡片内边框、容器内细分隔线 */
  --color-slate:    #8d8d8d;   /* 禁用态边框、装饰分隔线 */
  --color-mist:     #cccccc;   /* 阴影基底、浅色投影 */
  --color-silk:     #e4e4e7;   /* 图片边框、内容分隔线 —— 最浅可见线 */
  --color-bone:     #fafafa;   /* 页面画布、卡片表面 —— 暖白基底 */
  --color-cream:    #f4f4f5;   /* 次级按钮填充、悬停表面 */

  /* 主操作统一为纸墨中性色（2026-08-23 重构「墨色克制」）：
     选中态、标题标记均用深墨，整页彩色仅保留购买按钮品牌色 */

  /* 购买平台品牌色（2026-08-24 降饱和 25%，更清新贴合站内纸墨风格；豆瓣详情为幽灵按钮不占色） */
  --buy-jd:        #cf4e51;
  --buy-dangdang:  #e6774e;
  --buy-taobao:    #df5c20;
  --buy-depository:#4396c5;
  --buy-amazon:    #df9320;
  --buy-ebooks:    #389d63;
  --buy-apple:     #5c5c5f;
  --buy-google:    #588bde;
  --buy-kobo:      #7c4822;
  --buy-audible:   #dba03d;

  /* Typography */
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Noto Sans SC", "Helvetica Neue", Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
  /* 思印宋 —— banner 标题专用（CDN 按需加载，失败时回退系统宋体） */
  --font-serif: "SiyinSong", "思印宋", "Songti SC", "STSong", "SimSun", serif;
  /* 手写点缀（Fasthand 的中文替代：楷体）—— 纪念副题等庄重场景 */
  --font-hand: "Kaiti SC", "STKaiti", "KaiTi", "SiyinSong", serif;

  /* Spacing（4px 基准） */
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-40: 40px;
  --spacing-48: 48px;
  --spacing-64: 64px;
  --tabbar-h: 60px;

  /* Radius —— 全站模块统一 16px 圆角（与纪念横幅一致） */
  --radius-card: 16px;       /* 大型卡片容器 / 纪念横幅 */
  --radius-card-sm: 16px;    /* 紧凑书卡 */
  --radius-item: 16px;       /* 列表行 / 内嵌内容块 */
  --radius-image: 16px;      /* 图片 */
  --radius-image-sm: 12px;   /* 小图（书封） */
  --radius-pill: 999px;
  --radius-btn: 100px;

  /* Shadows —— 发丝环 + 多层柔和投影，卡片靠阴影而非描边存在 */
  --shadow-card: rgba(19, 19, 22, 0.05) 0 0 0 1px,
    rgba(0, 0, 0, 0.04) 0 2px 3px 0,
    rgba(34, 42, 53, 0.04) 0 4px 6px 0,
    rgba(0, 0, 0, 0.05) 0 1px 1px 0;
  --shadow-modal: rgba(19, 19, 22, 0.05) 0 0 0 1px,
    rgba(0, 0, 0, 0.04) 0 2px 3px 0,
    rgba(47, 48, 55, 0.05) 0 24px 68px 0,
    rgba(34, 42, 53, 0.04) 0 4px 6px 0,
    rgba(0, 0, 0, 0.05) 0 1px 1px 0;
  --shadow-lift: rgba(16, 24, 40, 0.06) 0 12px 24px -6px,
    rgba(16, 24, 40, 0.03) 0 4px 8px -2px;
}

html, body {
  font-family: var(--font-sans);
  background: var(--color-bone);
  color: var(--color-graphite);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none;
}

.hidden {
  display: none !important;
}

/* ===== 首页题图 Hero：背景图 + 右侧遮罩文字 ===== */
.hero {
  position: relative;
  /* 高度与上一版文字头部一致：随视口微调，上限 360px，不再随屏宽无界拉高 */
  height: clamp(280px, 30vw, 360px);
  overflow: hidden;
  background-color: var(--color-mid-ink);
  border-bottom: 1px solid var(--color-silk);
}

.hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 遮罩：极轻微压暗 + 左侧半透明白色过渡（文字区衬白） */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;

  background:
    linear-gradient(
      180deg,
      rgba(20, 18, 16, 0.03) 0%,
      rgba(20, 18, 16, 0.08) 100%
    ),
    linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.94) 0%,
      rgba(255, 255, 255, 0.76) 38%,
      rgba(255, 255, 255, 0) 65%
    );
}

/* 文字承载层：无卡片，文字直接压在图上（白字 + 暖金点缀） */
.hero-content {
  position: absolute;
  z-index: 2;
  left: 7%;
  top: 50%;
  transform: translateY(-50%);
  width: min(520px, 38%);
  color: #FFFFFF;
  text-align: left;
}

/* 手写体小点缀 —— 每页只出现一次的“签名” */
.hero .header-kicker {
  font-family: var(--font-hand);
  font-size: 22px;
  line-height: 1.4;
  color: #F2A34A;
  letter-spacing: 3px;
  margin-bottom: 14px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(40px, 4.6vw, 60px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: #27343A;
  margin-bottom: 12px;
}

/* 标题中的提亮字：亮橙，与深蓝灰主标题呼应 */
.hero h1 .accent {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: 2px;
  color: #F2A34A;
}

.hero .subtitle {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 400;
  color: rgba(39, 52, 58, 0.72);
  letter-spacing: -0.01em;
}

/* ===== 搜索框：胶囊 + 发丝描边 ===== */
.search-wrap {
  max-width: 480px;
  margin: 32px auto 0;
  position: relative;
}

.search-wrap input {
  width: 100%;
  padding: 13px 20px 13px 46px;
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-pill);
  font-size: 15px;
  background: var(--color-bone);
  outline: none;
  transition: all 0.2s;
  color: var(--color-graphite);
  font-family: inherit;
  font-weight: 400;
  box-shadow: rgba(19, 19, 22, 0.03) 0 1px 2px 0;
}

.search-wrap input::placeholder {
  color: var(--color-ash);
}

.search-wrap input:focus {
  border-color: var(--color-steel);
  background: var(--color-cream);
  box-shadow: rgba(19, 19, 22, 0.06) 0 2px 8px 0;
}

.search-wrap .icon {
  position: absolute;
  left: 17px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-steel);
  display: flex;
  align-items: center;
  pointer-events: none;
}

.search-wrap .icon svg {
  width: 19px;
  height: 19px;
}

/* 首页题图内搜索框：适配深色底（左对齐、浅色胶囊） */
.hero .search-wrap {
  max-width: 440px;
  margin: 26px 0 0;
}
.hero .search-wrap input {
  border-color: rgba(242, 236, 226, 0.3);
  background: rgba(242, 236, 226, 0.95);
  color: var(--color-graphite);
  box-shadow: rgba(0, 0, 0, 0.2) 0 6px 18px -6px;
}
.hero .search-wrap input::placeholder {
  color: var(--color-fog);
}
.hero .search-wrap input:focus {
  border-color: rgba(242, 236, 226, 0.65);
  background: #F2ECE2;
  box-shadow: rgba(0, 0, 0, 0.25) 0 8px 22px -6px;
}
.hero .search-wrap .icon {
  color: var(--color-steel);
}

/* ===== 主体内容 ===== */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  padding-bottom: calc(var(--tabbar-h) + 40px);
}

.view {
  width: 100%;
}

/* ===== 名人视图：筛选 chips + 网格 + 内容 ===== */
#view-people {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.people-toolbar {
  display: flex;
  align-items: center;
}

.filter-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-bone);
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-pill);
  padding: 7px 18px;
  cursor: pointer;
  transition: all 0.2s;
}

.chip:hover {
  border-color: var(--color-steel);
  color: var(--color-graphite);
}

.chip.active {
  color: var(--color-bone);
  background: var(--color-mid-ink);
  border-color: var(--color-mid-ink);
}

.people-panels {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
  align-items: start;
}

.people-list-panel {
  position: sticky;
  top: 20px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  padding-right: 4px;
}

.person-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.person-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-item);
  cursor: pointer;
  border: 1px solid var(--color-silk);
  background: var(--color-bone);
  font-family: inherit;
  text-align: left;
  /* 允许 grid/flex 收缩到容器宽度，避免长名字/徽标把列表撑宽截断 */
  min-width: 0;
  transition: all 0.2s;
}

.person-card:hover {
  transform: translateX(4px);
  border-color: var(--color-ash);
  background: var(--color-cream);
}

.person-card.active {
  border-color: var(--color-steel);
  background: var(--color-cream);
  box-shadow: inset 3px 0 0 var(--color-mid-ink);
}

.person-card .avatar {
  width: 38px;
  height: 38px;
  font-size: 15px;
  border-radius: var(--radius-image-sm);
}

.person-card-info {
  flex: 1;
  min-width: 0;
}

.person-card-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-graphite);
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.person-card-title {
  font-size: 11px;
  color: var(--color-fog);
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.content-area {
  min-width: 0;
}

/* ===== 侧边栏（兼容遗留结构） ===== */
.sidebar {
  position: sticky;
  top: 20px;
  align-self: start;
  max-height: calc(100vh - 40px);
  display: flex;
  flex-direction: column;
}

.sidebar h2 {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-fog);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  padding-left: 6px;
  flex-shrink: 0;
}

.person-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  padding-right: 4px;
}

.person-list::-webkit-scrollbar {
  width: 6px;
}
.person-list::-webkit-scrollbar-thumb {
  background: var(--color-ash);
  border-radius: 3px;
}
.person-list::-webkit-scrollbar-track {
  background: transparent;
}

.person-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-item);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid var(--color-silk);
  background: var(--color-bone);
}

.person-item:hover {
  transform: translateX(4px);
  border-color: var(--color-ash);
  background: var(--color-cream);
}

.person-item.active {
  border-color: var(--color-steel);
  background: var(--color-cream);
  box-shadow: inset 3px 0 0 var(--color-mid-ink);
}

/* ===== 头像：圆角图片（16px，照片/Logo 是内容而非 UI 色彩） ===== */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-image);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 500;
  font-size: 16px;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  box-shadow: rgba(16, 24, 40, 0.06) 0 2px 6px -1px;
}

.avatar-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  display: block;
  box-sizing: border-box;
}

/* 头像内的线性图标（如搜索结果占位） */
.avatar svg {
  width: 60%;
  height: 60%;
}

/* 媒体机构 Logo：整图可见，不裁切 */
.avatar-img.contain {
  object-fit: contain;
  background: var(--color-bone);
  padding: 5px;
}

.person-info {
  flex: 1;
  min-width: 0;
}

.person-info .name {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-graphite);
}

.person-info .title-sm {
  font-size: 11px;
  color: var(--color-fog);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 400;
}

.person-count {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-cream);
  border: 1px solid var(--color-silk);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  min-width: 22px;
  text-align: center;
  flex-shrink: 0;
}

/* ===== 名人详情头部：漂浮卡片（32px 圆角，阴影即边界） ===== */
.person-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 28px;
  padding: 28px 32px;
  background: var(--color-bone);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.person-header .avatar-lg {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-image);
  font-size: 26px;
  box-shadow: rgba(16, 24, 40, 0.08) 0 8px 16px -4px;
}

.person-header .meta h2 {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
  color: var(--color-charcoal);
}

.person-header .meta .name-en {
  font-size: 12px;
  color: var(--color-fog);
  margin-bottom: 6px;
  font-weight: 400;
}

.person-header .meta .bio {
  font-size: 13px;
  color: var(--color-steel);
  line-height: 1.6;
}

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-cream);
  color: var(--color-steel);
  border: 1px solid var(--color-silk);
  margin-left: 10px;
  vertical-align: middle;
}

/* ===== 书籍卡片网格 ===== */
.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 20px;
}

.book-card {
  background: var(--color-bone);
  border-radius: var(--radius-card-sm);
  padding: 18px;
  transition: all 0.25s ease;
  display: flex;
  gap: 16px;
  position: relative;
  box-shadow: var(--shadow-card);
  /* 允许 grid 轨道收缩到容器宽度，避免长内容/窄容器把卡片撑破截断边框 */
  min-width: 0;
}

.book-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
}

/* 整卡可点击跳转（真实豆瓣/亚马逊链接优先） */
.book-card.clickable {
  cursor: pointer;
}

.book-card.clickable:hover {
  border-color: var(--color-steel);
  box-shadow: var(--shadow-lift);
}

/* 封面区域：小图 12px 圆角 */
.book-cover {
  width: 76px;
  height: 114px;
  flex-shrink: 0;
  border-radius: var(--radius-image-sm);
  overflow: hidden;
  background: var(--color-cream);
  box-shadow: rgba(16, 24, 40, 0.06) 0 3px 8px -2px;
  position: relative;
}

.book-cover .cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s;
  opacity: 0;
}

.book-cover .cover-img.loaded {
  opacity: 1;
}

/* 无封面占位 */
.book-cover .cover-img.no-cover {
  opacity: 1;
  object-fit: contain;
  padding: 12px;
  background: var(--color-cream);
}

/* 无封面时显示淡墨书本轮廓 */
.book-cover::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 28px;
  height: 28px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c9c9ce' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 6c-2-1.5-4.5-2-7-2v14c2.5 0 5 .5 7 2 2-1.5 4.5-2 7-2V4c-2.5 0-5 .5-7 2z'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  pointer-events: none;
}

.book-cover:has(.cover-img.loaded)::after,
.book-cover:has(.cover-img.no-cover)::after {
  display: none;
}

/* 文字信息区 */
.book-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.book-card .book-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.book-card .book-author {
  font-size: 12px;
  color: var(--color-fog);
  font-weight: 400;
}

.book-card .book-note {
  font-size: 11px;
  color: var(--color-steel);
  background: var(--color-cream);
  padding: 8px 12px;
  border-radius: var(--radius-item);
  border-left: 2px solid var(--color-silk);
  flex: 1;
  line-height: 1.6;
  font-weight: 400;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== 购买按钮：胶囊，保留平台品牌色（柔和投影） ===== */
.book-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 6px;
}

.buy-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  transition: all 0.2s;
  white-space: nowrap;
}

.buy-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px -4px rgba(0, 0, 0, 0.25);
  filter: brightness(1.06);
}

.buy-link:active {
  transform: translateY(0);
}

/* 购买分组 */
.buy-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.buy-group-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-fog);
  min-width: 42px;
  flex-shrink: 0;
}

.buy-group-btns {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* 豆瓣详情：信息型链接，幽灵胶囊（与购买按钮的品牌色区分，融于纸墨画布） */
.buy-douban {
  background: var(--color-bone);
  color: var(--color-graphite);
  border: 1px solid var(--color-silk);
  font-weight: 500;
}

.buy-douban:hover {
  background: var(--color-cream);
  border-color: var(--color-steel);
  box-shadow: none;
  filter: none;
}
.buy-jd        { background: var(--buy-jd); }
.buy-dangdang  { background: var(--buy-dangdang); }
.buy-taobao    { background: var(--buy-taobao); }
.buy-depository{ background: var(--buy-depository); }
.buy-amazon    { background: var(--buy-amazon); }
.buy-ebooks    { background: var(--buy-ebooks); }
.buy-apple     { background: var(--buy-apple); }
.buy-google    { background: var(--buy-google); }
.buy-kobo      { background: var(--buy-kobo); }
.buy-audible   { background: var(--buy-audible); }

/* ===== 空状态 ===== */
.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--color-fog);
}

.empty-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  color: var(--color-mist);
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-icon svg {
  width: 48px;
  height: 48px;
}

.empty p {
  font-size: 15px;
  font-weight: 400;
}

/* ===== 书籍视图：分类折叠 ===== */
.cat-group {
  background: var(--color-bone);
  border-radius: var(--radius-card);
  margin-bottom: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all 0.2s;
}

.cat-group:hover {
  box-shadow: var(--shadow-lift);
}

.cat-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  font-size: 17px;
  font-weight: 500;
  transition: all 0.2s;
  color: var(--color-charcoal);
}

.cat-summary::-webkit-details-marker {
  display: none;
}

.cat-summary:hover {
  background: var(--color-cream);
}

.cat-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-pill);
  background: var(--color-cream);
  color: var(--color-steel);
  border: 1px solid var(--color-silk);
  font-size: 13px;
  font-weight: 500;
  transition: transform 0.25s ease;
}

.cat-group[open] .cat-arrow {
  transform: rotate(90deg);
}

.cat-name {
  flex: 1;
}

.cat-count {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-cream);
  border: 1px solid var(--color-silk);
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  min-width: 32px;
  text-align: center;
}

.cat-group .book-grid {
  padding: 0 24px 24px;
  border-top: 1px solid var(--color-silk);
  padding-top: 20px;
}

/* ===== 书卡内嵌摘录 ===== */
.book-quote {
  margin: 10px 0 8px;
  padding: 10px 14px;
  background: var(--color-cream);
  border-left: 2px solid var(--color-ash);
  border-radius: 0 var(--radius-item) var(--radius-item) 0;
  font-size: 13px;
}

.book-quote-text {
  color: var(--color-graphite);
  line-height: 1.65;
  font-style: italic;
  font-weight: 400;
}

/* 英文推荐语下方的中文译文 */
.book-quote-zh {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed var(--color-silk);
  color: var(--color-graphite);
  line-height: 1.65;
  font-style: normal;
  font-weight: 400;
}

.book-quote-source {
  margin-top: 5px;
  font-size: 11px;
  color: var(--color-fog);
  font-weight: 400;
}

.book-quote-source a {
  color: var(--color-steel);
  text-decoration: none;
}

.book-quote-source a:hover {
  text-decoration: underline;
}

/* ===== 底部 Tab 栏：漂浮胶囊 ===== */
.tabbar {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  height: var(--tabbar-h);
  background: var(--color-bone);
  border-radius: var(--radius-pill);
  display: flex;
  z-index: 200;
  padding: 6px;
  box-shadow: var(--shadow-modal);
  width: calc(100% - 32px);
  max-width: 360px;
}

.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--color-fog);
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
  border-radius: var(--radius-pill);
  font-weight: 500;
}

.tab-item .tab-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.tab-item .tab-icon svg {
  width: 21px;
  height: 21px;
}

.tab-item .tab-label {
  font-size: 11px;
  font-weight: 500;
}

.tab-item.active {
  background: #d9f1e5;
  color: #2f7a57;
}

.tab-item:not(.active):hover {
  background: var(--color-cream);
  color: var(--color-graphite);
}

/* ===== 页脚 ===== */
.footer {
  text-align: center;
  padding: 24px 16px;
  font-size: 12px;
  color: var(--color-fog);
  font-weight: 400;
  border-top: 1px solid var(--color-silk);
}

.footer a {
  color: var(--color-steel);
  font-weight: 500;
}

/* ===== 赞赏栏 ===== */
.donation-bar {
  text-align: center;
  padding: 0 16px calc(var(--tabbar-h) + 24px);
}

.donation-bar-inner {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: var(--color-bone);
  border-radius: var(--radius-card);
  padding: 18px 28px;
  box-shadow: var(--shadow-card);
  flex-wrap: wrap;
  justify-content: center;
}

.donation-icon {
  width: 22px;
  height: 22px;
  color: var(--color-steel);
  display: flex;
  align-items: center;
  justify-content: center;
}

.donation-icon svg {
  width: 22px;
  height: 22px;
}

.donation-text {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-graphite);
}

.donation-btn {
  font-size: 13px;
  font-weight: 600;
  color: #2f7a57;
  background: #e6f5ed;
  border: 1px solid #bfe3d1;
  padding: 9px 26px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  box-shadow: rgba(47, 122, 87, 0.15) 0 4px 12px -2px;
}

.donation-btn:hover {
  background: #d5efe0;
  box-shadow: rgba(47, 122, 87, 0.2) 0 8px 18px -2px;
  transform: translateY(-1px);
}

.donation-btn:active {
  transform: translateY(0);
}

/* ===== 赞赏弹窗 ===== */
.donation-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.donation-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 20, 22, 0.45);
  backdrop-filter: blur(6px);
}

.donation-modal-card {
  position: relative;
  background: var(--color-bone);
  border-radius: var(--radius-card);
  padding: 36px 32px 28px;
  max-width: 420px;
  width: calc(100% - 40px);
  text-align: center;
  box-shadow: var(--shadow-modal);
  animation: fadeUp 0.35s ease;
  z-index: 1;
}

.donation-modal-card h3 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 500;
  color: var(--color-charcoal);
  margin-bottom: 6px;
}

.donation-modal-card h3 svg {
  width: 20px;
  height: 20px;
  color: var(--color-steel);
}

.donation-subtitle {
  font-size: 13px;
  color: var(--color-fog);
  margin-bottom: 24px;
  font-weight: 400;
}

.donation-modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-silk);
  background: var(--color-bone);
  font-size: 15px;
  font-weight: 400;
  color: var(--color-steel);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
}

.donation-modal-close:hover {
  background: var(--color-cream);
  border-color: var(--color-steel);
}

.donation-qrcode-wrap {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin: 0 12px 16px;
}

.donation-qrcode-box {
  width: 160px;
  height: 160px;
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-item);
  overflow: hidden;
  background: var(--color-bone);
  display: flex;
  align-items: center;
  justify-content: center;
}

.donation-qrcode-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.donation-qrcode-placeholder {
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--color-fog);
  font-weight: 400;
  text-align: center;
  padding: 12px;
}

.donation-qrcode-placeholder svg {
  width: 32px;
  height: 32px;
  color: var(--color-mist);
}

.donation-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-steel);
}

.donation-note {
  font-size: 12px;
  color: var(--color-fog);
  margin-top: 4px;
  font-weight: 400;
}

/* ===== 滚动条全局美化 ===== */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-thumb {
  background: var(--color-ash);
  border-radius: 5px;
  border: 3px solid var(--color-bone);
}

::-webkit-scrollbar-track {
  background: transparent;
}

/* ===== 选中文本 ===== */
::selection {
  background: var(--color-charcoal);
  color: var(--color-bone);
}

/* ===== 入场动画（克制的淡入上浮） ===== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.view:not(.hidden) {
  animation: fadeUp 0.3s ease;
}

/* ===== 页脚按钮：幽灵胶囊 ===== */
.footer-actions {
  margin-top: 12px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-btn {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-graphite);
  background: var(--color-cream);
  border: 1px solid var(--color-silk);
  padding: 7px 20px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.footer-btn:hover {
  border-color: var(--color-steel);
  background: var(--color-bone);
  transform: translateY(-1px);
}

/* 书籍卡片上的纠错按钮 */
.book-card .correct-btn {
  position: absolute;
  top: 10px;
  right: 12px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-fog);
  background: var(--color-bone);
  border: 1px solid var(--color-silk);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  opacity: 0;
  transition: all 0.2s;
  font-family: inherit;
  z-index: 2;
}

.book-card:hover .correct-btn {
  opacity: 1;
}

.correct-btn:hover {
  color: var(--color-graphite);
  border-color: var(--color-steel);
  background: var(--color-cream);
}

/* ===== 通用弹窗 ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 22, 0.45);
  backdrop-filter: blur(6px);
}

.modal-card {
  position: relative;
  background: var(--color-bone);
  border-radius: var(--radius-card);
  padding: 32px 28px 28px;
  max-width: 540px;
  width: 100%;
  box-shadow: var(--shadow-modal);
  animation: fadeUp 0.35s ease;
  z-index: 1;
  margin: auto;
}

.modal-card h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 500;
  color: var(--color-charcoal);
  margin-bottom: 6px;
}

.modal-card h3 svg {
  width: 20px;
  height: 20px;
  color: var(--color-steel);
}

.modal-subtitle {
  font-size: 13px;
  color: var(--color-fog);
  margin-bottom: 24px;
  font-weight: 400;
  line-height: 1.6;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-silk);
  background: var(--color-bone);
  font-size: 15px;
  font-weight: 400;
  color: var(--color-steel);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
}

.modal-close:hover {
  background: var(--color-cream);
  border-color: var(--color-steel);
}

/* ===== 表单样式 ===== */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-graphite);
  margin-bottom: 6px;
}

.form-group .required {
  color: var(--color-steel);
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-item);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-graphite);
  background: var(--color-bone);
  outline: none;
  transition: all 0.2s;
  font-weight: 400;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-steel);
  background: var(--color-cream);
  box-shadow: rgba(19, 19, 22, 0.05) 0 2px 8px 0;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-ash);
  font-weight: 400;
}

.form-group textarea {
  resize: vertical;
  min-height: 60px;
}

.form-select {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-item);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-graphite);
  background: var(--color-bone);
  outline: none;
  cursor: pointer;
  margin-top: 6px;
  font-weight: 400;
}

.form-hint {
  font-size: 11px;
  color: var(--color-fog);
  margin-top: 4px;
  font-weight: 400;
}

.form-static {
  padding: 10px 14px;
  background: var(--color-cream);
  border-radius: var(--radius-item);
  font-size: 14px;
  color: var(--color-graphite);
  font-weight: 400;
  word-break: break-all;
}

.btn-primary {
  width: 100%;
  padding: 13px 28px;
  background: var(--color-mid-ink);
  border: none;
  border-radius: var(--radius-btn);
  color: var(--color-bone);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  margin-top: 8px;
  box-shadow: rgba(41, 41, 41, 0.25) 0 4px 12px -2px;
}

.btn-primary:hover {
  background: var(--color-charcoal);
  box-shadow: rgba(41, 41, 41, 0.3) 0 8px 20px -4px;
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.form-success {
  text-align: center;
  padding: 20px 0;
}

.form-success .emoji {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  color: var(--color-steel);
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-success .emoji svg {
  width: 48px;
  height: 48px;
}

.form-success p {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-graphite);
}

/* ===== 首页 / 专题 ===== */
.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-charcoal);
  margin: 12px 0 18px;
}

/* 章节标记：小墨块 */
.section-title::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--color-mid-ink);
  border-radius: 2px;
  flex-shrink: 0;
}

/* 首页专题模块 */
.topic-modules {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 12px;
}

.topic-module {
  background: var(--color-bone);
  border-radius: var(--radius-card);
  padding: 28px;
  box-shadow: var(--shadow-card);
}

.topic-module-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}

.topic-module-type {
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-cream);
  border: 1px solid var(--color-silk);
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-top: 3px;
}

.topic-module-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.topic-module-subtitle {
  font-size: 12px;
  color: var(--color-fog);
  font-weight: 400;
  margin-top: 2px;
}

/* 薄荷绿专题卡片（奥巴马夏日书单）：浅薄荷底 + 浅灰边框 + 柔和阴影 */
.topic-module-mint {
  background: #eaf6f0;
  border: 1px solid var(--color-silk);
  box-shadow: rgba(20, 18, 16, 0.05) 0 6px 20px -8px;
}
.topic-module-mint .topic-module-type {
  background: #d6efe2;
  border-color: #c0e2cf;
  color: #3f7a5c;
}
.topic-module-mint .topic-module-title {
  color: var(--color-charcoal);
}

/* 纪念专题：banner 横幅 —— banner2（朱镕基）/ banner5（江泽民）均为纯底图 + HTML 叠字，高度固定 88px */
.memorial-section-title {
  margin-bottom: 20px; /* 与下方 banner 间距（.topic-modules gap）保持一致 */
}
.memorial-subtitle {
  /* 圆角走全站 token：16px，任何宽度都是规整圆角 */
  border-radius: var(--radius-card);
  box-shadow: rgba(0, 0, 0, 0.12) 0 8px 24px -6px;
  /* 桌面/手机端高度均为 88px，诗句垂直居中叠加在图面上 */
  min-height: 88px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 10px 16px;
  background: url("assets/banner2.png?v=20260825-banner2-crop") center / cover no-repeat;
}

/* 江泽民专题横幅：banner5，与 banner2 同格式（纯底图 + HTML 叠字，固定最小高度） */
.memorial-subtitle[data-topic="jiangzemin-memorial"] {
  background: url("assets/banner5.jpg?v=20260825-banner5") center / cover no-repeat;
}

/* 朱镕基专题横幅叠字：深墨绿黑 + 极轻暖白阴影，思印宋体 */
.memorial-banner-line {
  color: #2E302E;
  text-shadow: 0 1px 2px rgba(255, 250, 242, 0.65);
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.35;
  font-size: 24px;
  white-space: nowrap;
}

.topic-module-memorial {
  background: #f5efe3;
  border: 1px solid #e3d8c2;
  box-shadow: rgba(122, 106, 69, 0.1) 0 10px 26px -12px;
}

.topic-module-memorial .topic-module-type {
  background: #ece3cd;
  border-color: #ddcfae;
  color: #8a7a52;
}

.topic-module-memorial .topic-module-title {
  color: var(--color-charcoal);
}

.topic-module-memorial .topic-module-subtitle {
  color: #a3946f;
}

/* 首页区块折叠：默认只展示前 6 本，超出部分隐藏 */
.book-grid.collapsed > .book-card:nth-child(n + 7) {
  display: none;
}

/* 首页区块「查看全部 / 收起」按钮 */
.section-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-cream);
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.2s;
}
.section-toggle:hover {
  border-color: var(--color-ash);
  color: var(--color-charcoal);
}
.section-toggle .toggle-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.2s;
}
.section-toggle .toggle-arrow.up {
  transform: rotate(180deg);
}

/* 最多人推荐榜单 */
.rank-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  background: var(--color-bone);
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-card-sm);
  transition: all 0.2s;
}

.rank-item:hover {
  transform: translateX(4px);
  border-color: var(--color-ash);
  background: var(--color-cream);
}

.rank-badge {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-cream);
  border: 1px solid var(--color-silk);
  flex-shrink: 0;
}

.rank-badge.rank-1 {
  background: var(--color-mid-ink);
  border-color: var(--color-mid-ink);
  color: var(--color-bone);
}

.rank-badge.rank-2,
.rank-badge.rank-3 {
  background: var(--color-bone);
  border-color: var(--color-ash);
}

.rank-item .book-cover {
  width: 44px;
  height: 66px;
}

.rank-info {
  flex: 1;
  min-width: 0;
}

.rank-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-graphite);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-author {
  font-size: 11px;
  color: var(--color-fog);
  font-weight: 400;
}

.rank-meta {
  font-size: 11px;
  color: var(--color-fog);
  font-weight: 400;
  margin-top: 2px;
  line-height: 1.5;
}

/* 专题详情（遗留结构） */
.back-btn {
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-bone);
  border: 1px solid var(--color-silk);
  border-radius: var(--radius-pill);
  padding: 7px 18px;
  cursor: pointer;
  margin-bottom: 16px;
  transition: all 0.2s;
}

.back-btn:hover {
  background: var(--color-cream);
  border-color: var(--color-steel);
}

.topic-detail-head {
  background: var(--color-bone);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
}

.topic-detail-type {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-steel);
  background: var(--color-cream);
  border: 1px solid var(--color-silk);
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}

.topic-detail-head h2 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  color: var(--color-charcoal);
}

.topic-detail-subtitle {
  font-size: 13px;
  color: var(--color-steel);
  font-weight: 500;
  margin-bottom: 6px;
}

.topic-detail-desc {
  font-size: 13px;
  color: var(--color-fog);
  line-height: 1.7;
}

/* ===== 窄屏：首页 + 名人网格适配 ===== */
@media (max-width: 900px) {
  .people-panels {
    grid-template-columns: 1fr;
  }
  #personContent {
    scroll-margin-top: 10px;
  }
  .people-list-panel {
    position: static;
    max-height: none;
  }
  .person-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 8px;
  }
  .person-card {
    padding: 8px 10px;
    gap: 8px;
  }
  .person-card .avatar {
    width: 30px;
    height: 30px;
    font-size: 13px;
    border-radius: var(--radius-image-sm);
  }
  .person-card-name {
    font-size: 13px;
    white-space: normal;
  }
  .person-card-title {
    font-size: 10px;
    white-space: normal;
  }
  .person-count {
    font-size: 10px;
    padding: 2px 8px;
    min-width: 18px;
  }
  /* 书籍视图分类折叠：与 index.html 内联窄屏适配保持一致，兜底旧缓存（避免书卡右缘被 .cat-group 裁剪） */
  .book-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .book-card {
    padding: 12px;
    gap: 12px;
  }
  .book-card:hover {
    transform: translateY(-2px);
  }
  .book-cover {
    width: 56px;
    height: 84px;
  }
  .book-card .book-title {
    font-size: 14px;
  }
  .book-card .book-author {
    font-size: 11px;
  }
  .book-card .book-note {
    font-size: 10px;
    padding: 6px 8px;
  }
  .cat-summary {
    padding: 14px 16px;
    font-size: 14px;
    gap: 8px;
  }
  .cat-group .book-grid {
    padding: 0 12px 16px;
    padding-top: 14px;
  }
  .cat-arrow {
    width: 26px;
    height: 26px;
    font-size: 12px;
  }
  .cat-count {
    font-size: 11px;
    padding: 2px 10px;
  }
  .topic-modules {
    gap: 12px;
  }
  .topic-module {
    padding: 16px;
  }
  .memorial-section-title {
    margin-bottom: 12px;
  }
  .memorial-subtitle {
    min-height: 88px;
  }
  .memorial-banner-line {
    font-size: 20px;
  }
  .section-title {
    font-size: 16px;
  }
}