/* 自由图书 — 豆瓣阅读风格 */
:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --ink: rgba(0, 0, 0, 0.82);
  --ink2: rgba(0, 0, 0, 0.65);
  --ink3: rgba(0, 0, 0, 0.36);
  --line: rgba(0, 0, 0, 0.08);
  --accent: #1875fa;
  --accent-rgb: 24, 117, 250;
  --accent-dark: #1468e0;
  --accent-soft: #e8f2ff;
  --accent-light: #4d94fb;
  --gold: #bb996d;
  --success: #31a24c;
  --pink: #ef3b76;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 1px 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-lg: 2px 4px 12px rgba(0, 0, 0, 0.1);
  --max: 1160px;
  --page-gutter: 20px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: var(--font);
  --cover-w: 110px;
  --cover-h: 165px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  min-width: 320px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--page-gutter);
}

@media (max-width: 768px) {
  :root {
    --page-gutter: 8px;
  }

  .wrap {
    padding-left: max(8px, env(safe-area-inset-left, 0px));
    padding-right: max(8px, env(safe-area-inset-right, 0px));
  }
}

@media (max-width: 480px) {
  :root {
    --page-gutter: 6px;
  }

  .wrap {
    padding-left: max(6px, env(safe-area-inset-left, 0px));
    padding-right: max(6px, env(safe-area-inset-right, 0px));
  }
}

/* ========== Header — 豆瓣阅读风格 ========== */
.site-header {
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.logo:hover { color: var(--accent-dark); }

.logo-mark {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}

.logo-mark--sm {
  width: 24px;
  height: 24px;
}

.logo span { color: var(--ink); }

.logo-text {
  display: inline;
}

.logo-sub { display: none; }

.header-search {
  flex: 1;
  max-width: 360px;
  display: flex;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  transition: border-color 0.2s;
}

.header-search:focus-within {
  border-color: var(--accent);
}

.header-search input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 8px 16px;
  font-size: 13px;
  outline: none;
}

.header-search button {
  border: none;
  background: transparent;
  color: var(--ink3);
  padding: 0 14px;
  font-weight: 500;
  cursor: pointer;
  font-size: 13px;
}

.header-search button:hover { color: var(--accent); }

.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
}

.header-user-block {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex-shrink: 0;
}

.header-user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 168px;
  padding: 4px 12px 4px 4px;
  border-radius: 999px;
  background: var(--bg2, #f6f7f9);
  border: 1px solid var(--line, #e8eaed);
}

.header-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
  background: #fff;
}

.header-user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.user-avatar-fallback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  font-family: inherit;
  transition: background 0.15s, color 0.15s;
}

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

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

.btn-outline {
  background: transparent;
  color: var(--ink2);
  border: 1px solid var(--line);
}

.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.nav-bar {
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.nav-inner {
  display: flex;
  gap: 0;
  padding: 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.nav-inner::-webkit-scrollbar { height: 0; }

.nav-inner a,
.nav-inner button {
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 400;
  color: var(--ink2);
  white-space: nowrap;
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.nav-inner a:hover,
.nav-inner button:hover { color: var(--ink); }

.nav-inner a.on,
.nav-inner button.on {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 500;
}

.home-nav-band-wrap {
  background: var(--bg);
  padding: 16px 0 0;
}

.home-nav-band-wrap.is-empty,
.home-nav-band-wrap:empty {
  display: none;
}

.home-nav-band-inner {
  display: flex;
  justify-content: center;
  gap: 14px;
  width: calc(100% - 2 * var(--page-gutter));
  max-width: var(--max);
  margin: 0 auto;
  padding: 0;
  box-sizing: border-box;
}

.home-nav-band-inner--carousel {
  display: block;
}

.home-nav-band-carousel {
  position: relative;
}

.home-nav-band-track {
  display: grid;
  justify-items: center;
}

.home-nav-band-slide {
  grid-area: 1 / 1;
  width: max-content;
  max-width: 100%;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
  cursor: pointer;
}

.home-nav-band-slide.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}

.home-nav-band-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 10px;
  padding: 4px 8px;
}

.home-nav-band-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.16);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, width 0.2s;
}

.home-nav-band-dot.on {
  background: var(--accent);
  width: 16px;
  border-radius: 999px;
}

.home-nav-band-card {
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
  width: auto;
  max-width: 100%;
  height: auto;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  line-height: 0;
  vertical-align: top;
  transition: box-shadow 0.2s ease;
}

a.home-nav-band-card:hover {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06), 0 12px 28px rgba(0, 0, 0, 0.08);
}

.home-nav-band-media {
  display: inline-grid;
  grid-template-columns: minmax(0, max-content);
  max-width: 100%;
  line-height: 0;
}

.home-nav-band-bg {
  grid-area: 1 / 1;
  position: relative;
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  vertical-align: top;
  object-fit: contain;
  object-position: center;
}

.home-nav-band-bg--desktop {
  max-width: 100%;
}

.home-nav-band-bg--mobile {
  display: none;
  max-width: 100%;
}

@media (min-width: 769px) {
  .home-nav-band-card:not(.home-nav-band-card--has-desktop) {
    display: none;
  }

  .home-nav-band-wrap:not(:has(.home-nav-band-card--has-desktop)) {
    display: none;
  }
}

.home-nav-band-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  padding: 0 28px;
  pointer-events: none;
}

.home-nav-band-content .home-banner-text h2 {
  font-size: clamp(17px, 2.2vw, 22px);
  text-shadow: 0 1px 6px rgba(255, 255, 255, 0.85);
}

@media (max-width: 768px) {
  .home-nav-band-wrap {
    padding: 12px 0 0;
  }

  .home-nav-band-card {
    border-radius: 10px;
  }

  .home-nav-band-bg--desktop {
    display: none;
  }

  .home-nav-band-bg--mobile {
    display: block;
  }

  .home-nav-band-content {
    padding: 0 16px 24px;
    align-items: flex-end;
  }

  .home-nav-band-content .home-banner-text h2 {
    font-size: 16px;
    margin-bottom: 6px;
  }
}

@media (max-width: 768px) {
  .header-row {
    flex-wrap: wrap;
    gap: 10px 12px;
    padding: 10px 0;
  }

  .header-actions {
    display: none;
  }

  .header-search {
    order: 10;
    flex: 1 1 100%;
    max-width: none;
  }

  .header-user-block {
    margin-left: auto;
    gap: 6px;
  }

  .header-user-block .btn-outline {
    padding: 6px 10px;
    font-size: 12px;
  }

  .logo {
    font-size: 18px;
  }

  .logo-mark {
    width: 28px;
    height: 28px;
  }

  .nav-inner a,
  .nav-inner button {
    padding: 10px 14px;
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .header-user-name {
    display: none;
  }

  .header-user-chip {
    padding: 4px;
    max-width: none;
  }
}

/* ========== Main ========== */
.site-main { min-height: 60vh; }

/* Hero */
.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1a3a6b 45%, #1877f2 100%);
  color: #fff;
  padding: 64px 0 72px;
  margin-bottom: 40px;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; }
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero p {
  font-size: 18px;
  opacity: 0.88;
  margin-bottom: 28px;
  max-width: 480px;
}

.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-cta .btn-primary {
  background: #fff;
  color: var(--accent);
  padding: 14px 28px;
  font-size: 15px;
}

.hero-cta .btn-outline {
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.stat-card strong {
  display: block;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}

.stat-card span { font-size: 13px; opacity: 0.8; }

/* Sections */
.section {
  margin-bottom: 48px;
}

.logo-sub {
  font-size: 12px;
  color: var(--ink3);
  margin-left: 10px;
  font-weight: 400;
  letter-spacing: 0.05em;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 24px;
  gap: 16px;
}

.section-head h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.section-head p {
  font-size: 14px;
  color: var(--ink3);
  margin-top: 4px;
}

.section-head .link-more {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

/* Category tiles */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

@media (max-width: 1200px) { .cat-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 700px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }

.cat-tile {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.15s;
}

.cat-tile:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.cat-tile .icon { font-size: 28px; margin-bottom: 8px; }

.cat-tile .label {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.cat-tile .count { font-size: 12px; color: var(--ink3); margin-top: 4px; }

/* Book grids — widescreen */
.shelf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 20px 16px;
  justify-items: center;
}

.shelf-grid.dense { gap: 18px 14px; }

@media (max-width: 600px) {
  .shelf-grid, .shelf-grid.dense { grid-template-columns: repeat(3, 1fr); }
}

.book-cell {
  cursor: pointer;
  group: book;
}

.book-cell .pic {
  aspect-ratio: 2/3;
  width: var(--cover-w);
  height: var(--cover-h);
  max-width: var(--cover-w);
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--radius);
  overflow: hidden;
  background: #eff2f3;
  margin-bottom: 8px;
  box-shadow: var(--shadow);
  transition: opacity 0.15s;
}

.book-cell:hover .pic {
  transform: none;
  opacity: 0.88;
}

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

.cover.empty,
.pic.empty,
.review-feed-cover.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, #edf9f8 0%, #d6f0ee 48%, #bfe5e2 100%);
  border: 1px solid rgba(var(--accent-rgb), 0.14);
  color: var(--accent);
}

.cover-empty-letter {
  font-family: var(--serif);
  font-size: clamp(18px, 38%, 40px);
  font-weight: 700;
  line-height: 1;
  opacity: 0.88;
  user-select: none;
}

.book-cell .pic.empty {
  font-size: inherit;
  color: inherit;
}

.book-cell .name {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: calc(2 * 1.35em);
  margin-bottom: 6px;
}

.book-cell:hover .name { color: var(--accent); }

.book-cell .rating {
  font-size: 13px;
  color: var(--gold);
  font-weight: 500;
}

.book-cell .rating .none { color: var(--ink3); font-weight: 400; }
.rating-tag {
  font-size: 11px;
  color: var(--ink3);
  font-weight: 400;
  margin-left: 4px;
}
.rating-max {
  font-size: 12px;
  color: var(--ink3);
  font-weight: 400;
}
.rate-stars {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.rate-stars button {
  min-width: 36px;
}

/* Featured row */
.featured-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1100px) { .featured-row { grid-template-columns: repeat(2, 1fr); } }

@media (max-width: 640px) {
  .featured-row { grid-template-columns: 1fr; }
  .featured-card { flex-direction: column; }
  .featured-card .cover {
    width: 100%;
    max-height: 200px;
  }
  .featured-card .cover img { min-height: 0; }
}

.featured-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  cursor: pointer;
  display: flex;
  transition: box-shadow 0.2s;
}

.featured-card:hover { box-shadow: var(--shadow-lg); }

.featured-card .cover {
  width: 120px;
  flex-shrink: 0;
  background: #e8ecf0;
}

.featured-card .cover img { width: 100%; height: 100%; object-fit: cover; min-height: 160px; }

.featured-card .body { padding: 20px; flex: 1; min-width: 0; }

.featured-card .badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 8px;
}

.featured-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.3;
}

.featured-card p {
  font-size: 13px;
  color: var(--ink3);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Split layout */
.split-2 {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 32px;
  align-items: start;
}

@media (max-width: 1000px) { .split-2 { grid-template-columns: 1fr; } }

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.panel-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

/* Chart list */
.rank-list { list-style: none; }

.rank-list li {
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  align-items: center;
}

.rank-list li:last-child { border-bottom: none; }

.rank-list .rank {
  width: 28px;
  font-weight: 700;
  font-size: 14px;
  color: var(--ink3);
}

.rank-list .rank.top { color: var(--accent); }

.rank-list .thumb {
  width: 44px;
  height: 62px;
  object-fit: cover;
  border-radius: 4px;
  background: #e8ecf0;
}

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

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

.rank-list .s { font-size: 12px; color: var(--gold); margin-top: 2px; }

/* Promo strip */
.promo-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

@media (max-width: 900px) { .promo-strip { grid-template-columns: 1fr; } }

.promo-card {
  border-radius: var(--radius);
  padding: 28px 24px;
  color: #fff;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.promo-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }

.promo-card p { font-size: 13px; opacity: 0.9; }

.promo-card a {
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  margin-top: 12px;
  text-decoration: underline;
}

.promo-card.blue { background: linear-gradient(135deg, #166fe5, #1877f2); }
.promo-card.green { background: linear-gradient(135deg, #047857, #10b981); }
.promo-card.amber { background: linear-gradient(135deg, #b45309, #f59e0b); }

/* Site ads */
.site-ad-global-wrap {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.site-ad-global-wrap:not(.is-empty) .site-ad-slot {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 16px;
}

.site-ad-above-footer-wrap:not(.is-empty) {
  margin-top: 32px;
  padding: 0 16px;
}

.site-ad-above-footer-wrap:not(.is-empty) .site-ad-slot {
  max-width: 970px;
  margin: 0 auto;
}

.site-ad-page-wrap:not(.is-empty) {
  margin: 0 0 20px;
}

.site-ad-page-wrap:not(.is-empty) .site-ad-slot {
  margin-left: auto;
  margin-right: auto;
}

.site-ad-slot {
  display: block;
  box-sizing: border-box;
}

/* Google AdSense 官方常用尺寸容器（预留高度，减少 CLS） */
.site-ad-slot--leaderboard {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 970px;
  min-height: 90px;
  margin: 0 auto;
  text-align: center;
}

.site-ad-slot--billboard {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 970px;
  min-height: 250px;
  margin: 0 auto;
  text-align: center;
}

.site-ad-slot--rectangle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 336px;
  min-height: 280px;
  margin: 0 auto;
  text-align: center;
}

.site-ad-slot--in_feed {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 250px;
  text-align: center;
}

.site-ad-slot--responsive {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 100px;
  text-align: center;
}

.site-ad-google-frame {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  overflow: hidden;
}

.site-ad-google-frame .adsbygoogle,
.site-ad-html .adsbygoogle {
  display: block;
  margin: 0 auto;
}

.site-ad-slot--global_top {
  text-align: center;
}

@media (max-width: 768px) {
  .site-ad-slot--leaderboard {
    min-height: 60px;
    max-width: 320px;
  }
  .site-ad-slot--billboard {
    min-height: 100px;
    max-width: 100%;
  }
  .site-ad-slot--rectangle,
  .site-ad-slot--in_feed {
    min-height: 250px;
    max-width: 300px;
  }
}

.site-ad-image-link,
.site-ad-image-only {
  display: block;
  line-height: 0;
}

.site-ad-image-link img,
.site-ad-image-only img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin: 0 auto;
}

.site-ad-text-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 20px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
}

.site-ad-text-link:hover {
  background: rgba(var(--accent-rgb), 0.16);
}

.site-ad-html {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink2);
}

.site-ad-slot--inline,
.dl-list-ad {
  grid-column: 1 / -1;
  padding: 8px 0 4px;
}

.site-ad-slot--inline .site-ad-image-link img,
.dl-list-ad .site-ad-image-link img {
  max-height: 120px;
  width: auto;
}

.site-ad-slot .promo-strip {
  margin-bottom: 0;
}

.site-ad-slot--inline.is-placeholder,
.dl-list-ad.is-placeholder {
  margin: 0;
}

.site-ad-placeholder {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 10px;
  min-height: 72px;
  padding: 14px 18px;
  border: 1px dashed rgba(var(--accent-rgb), 0.35);
  border-radius: var(--radius-sm);
  background: rgba(var(--accent-rgb), 0.04);
  color: var(--ink3);
  text-align: center;
}

.site-ad-slot--global_top .site-ad-placeholder {
  min-height: 56px;
}

.site-ad-slot--inline .site-ad-placeholder,
.dl-list-ad .site-ad-placeholder {
  min-height: 64px;
}

.site-ad-placeholder-kicker {
  flex-shrink: 0;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.5;
}

.site-ad-placeholder-text {
  font-size: 13px;
  line-height: 1.45;
}

.site-ad-placeholder-size {
  flex-basis: 100%;
  margin-top: 2px;
  font-size: 12px;
  color: var(--ink3);
}

.site-ad-global-wrap.is-empty,
.site-ad-above-footer-wrap.is-empty,
.site-ad-page-wrap.is-empty {
  display: none;
}

/* Used preview table */
.used-preview { width: 100%; border-collapse: collapse; font-size: 14px; }

.used-preview th,
.used-preview td { padding: 16px 14px; text-align: left; border-bottom: 1px solid var(--line); }

.used-preview th { color: var(--ink3); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }

.used-preview .price { color: var(--success); font-weight: 700; }

/* Book detail — 豆瓣阅读风格 */
.book-detail {
  padding: 24px 0 48px;
}

.book-crumb {
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.book-crumb a { color: var(--ink3); }
.book-crumb a:hover { color: var(--accent); }
.book-crumb .sep { color: var(--ink3); opacity: 0.5; }
.book-crumb .current { color: var(--ink2); }

.book-hero {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}

@media (max-width: 700px) {
  .book-hero { grid-template-columns: 1fr; gap: 20px; }
}

.book-cover img,
.book-cover .pic.empty {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 2 / 3;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
}

.book-cover .pic.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  background: #eff2f3;
  color: #abc6cf;
}

.book-info h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: 16px;
}

.book-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 24px;
  margin-bottom: 20px;
  font-size: 13px;
}

@media (min-width: 640px) {
  .book-meta { grid-template-columns: repeat(3, 1fr); }
}

.book-meta > div {
  display: flex;
  gap: 8px;
}

.book-meta dt {
  color: var(--ink3);
  flex-shrink: 0;
}

.book-meta dd {
  color: var(--ink2);
  margin: 0;
}

.book-meta dd a { color: var(--accent); }

.book-import-panel {
  margin-bottom: 20px;
  padding: 14px 16px;
  background: #f7f9fa;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.book-import-badge {
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 10px;
}

.book-import-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 24px;
  margin: 0;
  font-size: 13px;
}

@media (min-width: 640px) {
  .book-import-meta { grid-template-columns: repeat(3, 1fr); }
}

.book-import-meta > div {
  display: flex;
  gap: 8px;
}

.book-import-meta dt {
  color: var(--ink3);
  flex-shrink: 0;
}

.book-import-meta dd {
  color: var(--ink2);
  margin: 0;
}

.book-import-meta dd a { color: var(--accent); }

.book-score-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-bottom: 20px;
}

.book-score-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.book-score-main.none {
  font-size: 14px;
  color: var(--ink3);
}

.book-score-main .score-num {
  font-size: 36px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.book-stars {
  color: var(--gold);
  font-size: 14px;
  letter-spacing: 1px;
}

.book-score-main .score-label {
  font-size: 12px;
  color: var(--ink3);
  padding: 2px 8px;
  background: var(--accent-soft);
  border-radius: 4px;
  color: var(--accent-dark);
}

.book-score-sub {
  font-size: 13px;
  color: var(--ink3);
}

.book-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.book-want-btn.on {
  background: var(--accent-dark);
  color: #fff;
}

.book-want-btn.on:hover {
  background: var(--accent-dark);
  color: #fff;
}

.book-pan-btn.pending {
  opacity: 0.65;
  cursor: not-allowed;
}

.book-pan-btn.pending:hover {
  background: var(--accent);
}

.site-toast-wrap {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 500;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  pointer-events: none;
  width: min(92vw, 420px);
}

.site-toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.12);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink);
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: auto;
  cursor: pointer;
}

.site-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.site-toast-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}

.site-toast--error {
  border-color: #f0c4c0;
  background: #fff8f7;
}

.site-toast--error .site-toast-icon {
  background: #fdecea;
  color: #c0392b;
}

.site-toast--success {
  border-color: #b8e6d8;
  background: #f4fcf9;
}

.site-toast--success .site-toast-icon {
  background: var(--accent-soft);
  color: var(--accent);
}

.site-toast--info .site-toast-icon {
  background: #eef2f5;
  color: var(--ink2);
}

.form-inline-msg {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: #fff5f4;
  border: 1px solid #f0c4c0;
  color: #a93226;
  font-size: 13px;
  line-height: 1.55;
}

.pan-provider-row {
  margin-bottom: 18px;
}

.want-panel .pan-provider-row .want-type-opt {
  min-height: 42px;
  font-size: 13px;
}

.captcha-row .captcha-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.captcha-row input[name="captcha_code"] {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  box-sizing: border-box;
}

.captcha-img-btn {
  flex-shrink: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  cursor: pointer;
  overflow: hidden;
  line-height: 0;
}

.captcha-img-btn:hover {
  border-color: var(--accent);
}

.want-panel .captcha-row,
.review-form .captcha-row {
  margin-bottom: 16px;
}

.want-panel .captcha-row label,
.review-form .captcha-row label {
  display: block;
  margin-bottom: 8px;
}

.admin-pan-table .pan-url-cell {
  max-width: 220px;
  word-break: break-all;
  font-size: 12px;
}

.admin-pan-actions {
  white-space: nowrap;
}

.admin-nav-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.admin-nav-actions .btn.on {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.book-want-hint {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--ink3);
  line-height: 1.6;
}

.book-want-hint a {
  color: var(--accent);
}

.login-panel.want-panel {
  max-width: 560px;
  padding: 32px 36px 28px;
}

.want-panel h3 {
  font-size: 20px;
  line-height: 1.45;
  margin-bottom: 10px;
}

.want-panel .login-hint {
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 24px;
}

.want-panel .want-type-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
}

.want-type-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}

.want-type-opt {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 10px 14px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fafbfc;
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink2);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
  box-sizing: border-box;
}

.want-type-opt:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.want-type-opt input[type="radio"] {
  width: 16px;
  height: 16px;
  margin: 0;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.want-type-opt span {
  flex: 1;
  min-width: 0;
}

.want-panel textarea {
  width: 100%;
  min-height: 96px;
  margin-bottom: 8px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.65;
  resize: vertical;
  box-sizing: border-box;
}

.want-panel .login-actions {
  margin-top: 20px;
  gap: 12px;
}

.want-panel .login-actions .btn {
  min-width: 108px;
  padding: 10px 20px;
}

.want-confirm-panel {
  max-width: 420px;
  padding: 32px 36px 28px;
}

.want-success-panel {
  text-align: center;
}

.want-success-panel h3 {
  font-size: 20px;
  margin-bottom: 4px;
}

.want-success-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 28px;
  font-weight: 700;
  line-height: 56px;
}

.want-success-panel .want-type-label {
  display: block;
  text-align: left;
  margin-bottom: 8px;
}

.want-email-input {
  width: 100%;
  margin: 0 0 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  font-family: inherit;
  font-size: 15px;
  color: var(--ink);
  text-align: left;
  box-sizing: border-box;
}

.want-email-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.want-confirm-panel .login-hint {
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 24px;
}

.want-confirm-panel .login-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 0;
}

.want-success-panel .login-actions .btn {
  min-width: 120px;
  padding: 10px 24px;
}

.want-cancel-panel h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.want-cancel-panel .login-hint {
  margin-bottom: 28px;
}

.want-cancel-panel .login-actions {
  justify-content: flex-end;
}

.want-cancel-panel .login-actions .btn {
  min-width: 100px;
  padding: 10px 20px;
}

@media (max-width: 640px) {
  .login-panel.want-panel,
  .want-confirm-panel,
  .want-cancel-panel {
    padding: 24px 18px 20px;
  }
}

.btn-want-cancel {
  background: #fff;
  color: #c0392b;
  border: 1px solid #e8b4b0;
}

.btn-want-cancel:hover {
  background: #fdf3f2;
  border-color: #c0392b;
  color: #a93226;
}

.btn-sm {
  padding: 6px 14px !important;
  font-size: 13px !important;
}

.book-download-box {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 28px;
  scroll-margin-top: 100px;
}

.book-detail {
  scroll-behavior: smooth;
}

.book-download-single {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.book-download-single-text {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 10px;
  min-width: 0;
}

.book-download-single-text .pan-name {
  font-size: 15px;
  color: var(--ink);
}

.book-download-sub {
  font-size: 13px;
  color: var(--ink3);
}

.book-download-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
}

.book-pan-rows {
  list-style: none;
  margin: 0;
  padding: 0;
}

.book-pan-rows li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid #fde68a;
  border-radius: var(--radius-sm);
}

.book-pan-rows li + li {
  margin-top: 8px;
}

@media (max-width: 640px) {
  .book-pan-rows li {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .book-pan-rows li .btn {
    align-self: flex-start;
  }
}

.pan-info {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--ink2);
}

.pan-code {
  font-size: 12px;
  color: var(--ink3);
}

.book-promo-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: #f59e0b;
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.book-section {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.book-section:last-child { border-bottom: none; }

.book-section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.book-section-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 16px;
}

.book-section-head .book-section-title { margin-bottom: 0; }

.book-section-count {
  font-size: 13px;
  font-weight: 400;
  color: var(--ink3);
}

.book-section-more {
  font-size: 13px;
  color: var(--ink3);
}

.book-section-more:hover { color: var(--accent); }

.book-intro-body .book-content img,
.book-intro-body .book-content a[href*="pan."],
.book-intro-body .book-content a[href*="quark"],
.book-intro-body .book-content a[href*="aliyun"],
.book-intro-body .book-content a[href*="baidu"],
.book-intro-body .book-content a[href*="lanzou"] {
  display: none !important;
}

.rate-hint {
  font-size: 13px;
  color: var(--ink3);
  margin-top: 12px;
}

.book-content {
  line-height: 1.85;
  color: var(--ink2);
  font-size: 15px;
  word-break: break-word;
}
.book-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
}
.book-content p,
.book-content div[yne-bulb-block] {
  margin: 0 0 1em;
}
.book-content a {
  color: var(--accent);
  text-decoration: none;
}
.book-content a:hover { text-decoration: underline; }
.book-intro-plain {
  line-height: 1.8;
  color: var(--ink2);
  margin: 0;
}

.book-guide {
  padding: 0;
}

.book-guide-meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 0 0 16px;
  padding: 0;
}

.book-guide-meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 13px;
}

.book-guide-meta span {
  color: var(--ink3);
}

.book-guide-meta strong {
  color: var(--ink);
  font-weight: 600;
}

.book-section-guide {
  padding-top: 4px;
}

.book-section-guide > .book-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  font-size: 16px;
  font-weight: 600;
}

.book-section-guide > .book-section-title::before {
  content: "";
  width: 3px;
  height: 0.95em;
  border-radius: 1px;
  background: var(--accent);
  flex-shrink: 0;
  opacity: 0.85;
}

.book-guide-body {
  line-height: 2;
  color: var(--ink2);
  font-size: 15px;
}

.book-guide-body > p {
  margin: 0 0 1em;
  text-indent: 2em;
}

.book-guide-lead {
  margin: 0 0 1.15em !important;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.85;
  text-indent: 0 !important;
}

.book-guide-body .book-guide-h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin: 1.35em 0 0.55em;
  padding: 0;
  border: none;
  text-indent: 0;
  line-height: 1.6;
}

.book-guide-body .book-guide-h3:first-child,
.book-guide-lead + .book-guide-h3 {
  margin-top: 0;
}

.book-guide-body .book-guide-h3 + p {
  margin-top: 0;
}

.book-guide-body .book-guide-line {
  text-indent: 0;
  font-size: 14px;
  line-height: 1.7;
}

.book-guide-body .book-guide-quote {
  margin: 0.5em 0 0.75em;
  padding-left: 14px;
  border-left: 3px solid var(--line);
  color: var(--ink2);
  font-size: 14px;
}

.book-guide-tip {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--ink3);
  line-height: 1.7;
}

.book-guide-qa-heading {
  margin-top: 1.35em !important;
  padding: 0;
  border: none;
  color: var(--ink) !important;
}

.book-guide-qa {
  margin: 6px 0 0.75em;
  padding: 0;
}

.book-guide-qa-item {
  margin-bottom: 1em;
  padding: 0;
}

.book-guide-qa-item:last-child {
  margin-bottom: 0;
}

.book-guide-qa-q,
.book-guide-qa-a {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.book-guide-qa-a {
  margin-top: 6px;
  padding-top: 0;
}

.book-guide-qa-label {
  flex-shrink: 0;
  width: auto;
  height: auto;
  font-size: 14px;
  font-weight: 700;
  line-height: 2;
  color: var(--accent);
  background: none;
}

.book-guide-qa-label-a {
  color: var(--accent-dark);
  background: none;
  border: none;
}

.book-guide-qa p,
.book-guide-qa-fallback,
.book-guide-body > p.book-guide-qa-fallback {
  margin: 0;
  line-height: 2;
  font-size: 15px;
  text-indent: 0;
}

.book-guide-qa-q p {
  font-weight: 600;
  color: var(--ink);
}

.book-guide-qa-a p {
  color: var(--ink2);
}

.book-guide-qa-fallback {
  padding: 0;
  margin-bottom: 0.75em;
}

.dl-list { list-style: none; }

.dl-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.rate-box {
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-bottom: 16px;
}

.rate-stars button {
  width: 44px;
  height: 40px;
  margin-right: 8px;
  margin-bottom: 8px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  color: var(--gold);
  font-family: inherit;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.rate-stars button.on,
.rate-stars button:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.review-avatar.user-avatar-fallback,
.review-feed-avatar.user-avatar-fallback,
.header-user-avatar.user-avatar-fallback {
  line-height: 1;
}

.login-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-panel {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px 32px;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-lg);
}

.login-panel h3 {
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 8px;
}

.login-hint {
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 20px;
}

.login-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.login-tab {
  flex: 1;
  padding: 10px 0;
  border: none;
  background: none;
  font-size: 14px;
  color: var(--ink3);
  cursor: pointer;
  font-family: inherit;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.login-tab.on {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

.auth-form input:not([type="radio"]):not([type="checkbox"]) {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  margin-bottom: 12px;
  box-sizing: border-box;
}

.code-row {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.code-row input {
  flex: 1;
  margin-bottom: 0;
}

.code-row .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

.login-switch {
  margin-top: 14px;
  font-size: 13px;
  color: var(--ink3);
  text-align: center;
}

.login-switch button {
  border: none;
  background: none;
  color: var(--accent);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  padding: 0 4px;
}

.login-switch button:hover {
  text-decoration: underline;
}

.login-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.review-login-tip {
  text-align: center;
  padding: 24px;
  background: var(--bg);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.review-login-tip p {
  font-size: 14px;
  color: var(--ink3);
  margin-bottom: 14px;
}

.review-form {
  background: linear-gradient(135deg, #f4fbfb 0%, #eef8f6 100%);
  border: 1px solid rgba(var(--accent-rgb), 0.15);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 24px;
}

.review-form-user {
  font-size: 13px;
  color: var(--ink2);
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(var(--accent-rgb), 0.12);
}

.review-rating-block {
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(var(--accent-rgb), 0.12);
}

.review-form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink2);
  margin-bottom: 10px;
}

.review-form textarea {
  width: 100%;
  min-height: 140px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  line-height: 1.65;
  resize: vertical;
  background: var(--surface);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.review-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12);
}

.review-char-count {
  margin-top: 8px;
  font-size: 12px;
  color: var(--ink3);
  text-align: right;
}

.review-char-count.near-limit {
  color: #c98a2e;
}

.review-char-count.at-limit {
  color: var(--pink);
}

.review-dimensions--stars {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 36px;
  margin-bottom: 12px;
}

.review-dim {
  min-width: 0;
}

.review-dim-label {
  display: block;
  font-size: 12px;
  color: var(--ink2);
  margin-bottom: 6px;
}

.review-dim-stars {
  display: flex;
  align-items: center;
  gap: 2px;
}

.review-dim-stars .star-btn {
  border: none;
  background: transparent;
  padding: 0 3px;
  font-size: 24px;
  line-height: 1;
  color: #ddd;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.12s, transform 0.12s;
}

.review-dim-stars .star-btn:hover {
  color: #e8c88a;
  transform: scale(1.08);
}

.review-dim-stars .star-btn.on {
  color: var(--gold);
}

.review-form-avg {
  font-size: 13px;
  color: var(--ink2);
}

.review-form-avg strong {
  font-size: 22px;
  color: var(--gold);
  margin: 0 4px;
}

.review-form-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(var(--accent-rgb), 0.1);
}

.review-dims {
  font-size: 11px;
  color: var(--ink3);
  margin-top: 4px;
  line-height: 1.4;
}

.review-dims--stars {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  flex-basis: 100%;
  margin-top: 6px;
}

.review-dim--readonly {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.review-dim--readonly .review-dim-label {
  display: inline;
  margin-bottom: 0;
  font-size: 11px;
  color: var(--ink3);
  white-space: nowrap;
}

.review-dim-stars--readonly {
  display: inline-flex;
  align-items: center;
  gap: 1px;
}

.review-dim-stars--readonly .star-display {
  font-size: 13px;
  line-height: 1;
  color: #ddd;
}

.review-dim-stars--readonly .star-display.on {
  color: var(--gold);
}

.review-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.review-item {
  position: relative;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.review-item-hitarea {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: 4px;
}

.review-item-hitarea:hover ~ .review-body-link,
.review-item:hover .review-body-link {
  color: var(--ink);
}

.review-score-link,
.review-body-link {
  position: relative;
  z-index: 2;
  text-decoration: none;
  color: inherit;
}

.review-score-link {
  color: var(--gold);
}

.review-score-link:hover {
  text-decoration: underline;
}

.review-body-link {
  display: block;
  color: var(--ink2);
}

.review-body-link:hover {
  color: var(--accent);
}

.review-permalink {
  position: relative;
  z-index: 2;
}

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

.review-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.review-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
  background: var(--accent-soft);
}

.review-meta {
  flex: 1;
  min-width: 0;
}

.review-user {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.review-user em {
  font-style: normal;
  font-size: 11px;
  color: var(--accent);
  margin-left: 4px;
}

.review-date {
  font-size: 12px;
  color: var(--ink3);
}

.review-score {
  font-size: 14px;
  font-weight: 600;
  color: var(--gold);
  flex-shrink: 0;
}

.review-body {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink2);
  padding-left: 48px;
}

@media (max-width: 600px) {
  .review-body { padding-left: 0; }
  .rate-stars button { width: 36px; height: 34px; margin-right: 6px; }
  .review-dimensions--stars { gap: 14px 20px; }
  .review-dim-stars .star-btn { font-size: 22px; }
}

#bookReviews {
  scroll-margin-top: 100px;
}

.review-permalink {
  margin: 8px 0 0 48px;
  font-size: 13px;
}

.review-permalink a {
  color: var(--accent);
}

.reviews-page .page-sub {
  max-width: 720px;
}

.reviews-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 0 20px;
  gap: 12px;
  flex-wrap: wrap;
}

.reviews-sort-tabs {
  display: flex;
  gap: 8px;
}

.reviews-sort-btn {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink2);
  font-size: 13px;
  text-decoration: none;
}

.reviews-sort-btn.on {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.review-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.review-feed-card {
  position: relative;
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.review-feed-hitarea {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.review-feed-card .review-feed-cover,
.review-feed-card .review-feed-body,
.review-feed-card .review-feed-body a {
  position: relative;
  z-index: 2;
}

.review-feed-card:hover .review-feed-excerpt {
  color: var(--ink);
}

.review-feed-card:last-child {
  border-bottom: none;
}

.review-feed-cover {
  display: block;
  width: 88px;
  aspect-ratio: 3 / 4.2;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg2);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.review-feed-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.review-feed-cover .cover-empty-letter {
  font-size: 26px;
}

.review-feed-title {
  margin: 0 0 6px;
  font-size: 18px;
  line-height: 1.35;
}

.review-feed-title a {
  color: var(--ink);
  text-decoration: none;
}

.review-feed-title a:hover {
  color: var(--accent);
}

.review-feed-meta {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--ink3);
}

.review-feed-excerpt {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink2);
}

.review-feed-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  font-size: 13px;
  color: var(--ink3);
}

.review-feed-foot .link-more {
  margin-left: auto;
}

.db-section--home-reviews,
.db-section--home-wants {
  margin-bottom: 0;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

.home-community-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 40px;
  margin-bottom: 64px;
}

.home-community-grid .db-section-head {
  margin-bottom: 16px;
  padding-bottom: 0;
  border-bottom: none;
}

.home-community-grid .db-section-head h2 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
}

.home-community-grid .db-section-sub {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--ink3);
}

.review-feed--home,
.want-home-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0;
  background: transparent;
  border: none;
  box-shadow: none;
}

.review-home-item,
.want-home-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.review-home-item:hover,
.want-home-item:hover {
  border-color: rgba(24, 117, 250, 0.18);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.05);
}

.review-home-item:hover .review-home-title a,
.want-home-item:hover .want-home-title {
  color: var(--accent);
}

.review-home-hitarea,
.want-home-hitarea {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}

.review-home-main,
.want-home-main {
  flex: 1;
  min-width: 0;
}

.review-home-line1,
.want-home-line1 {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.review-home-title,
.want-home-title {
  margin: 0;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  min-width: 0;
  color: var(--ink);
}

.review-home-title a {
  color: inherit;
  text-decoration: none;
}

.review-home-score {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 400;
  color: #d48806;
  line-height: 1.55;
}

.review-home-line2,
.want-home-line2 {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  min-width: 0;
  font-size: 12px;
  font-weight: 400;
  color: var(--ink3);
}

.review-home-sep,
.want-home-sep {
  color: var(--line);
  user-select: none;
}

.review-home-tag {
  flex-shrink: 0;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink3);
  font-size: 12px;
  line-height: 1.6;
}

.want-home-type {
  flex-shrink: 0;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink3);
  font-size: 12px;
  line-height: 1.6;
}

.home-user-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
  max-width: 108px;
  min-width: 0;
}

.home-user-avatar {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
}

.home-user-avatar.user-avatar-fallback {
  font-size: 10px;
  line-height: 18px;
  text-align: center;
}

.home-user-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.review-home-book,
.want-home-book {
  flex-shrink: 1;
  color: var(--ink2);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.review-home-more,
.want-home-more {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--ink3);
  text-decoration: none;
  font-size: 16px;
  line-height: 1;
  opacity: 0.45;
  transition: opacity 0.2s, background 0.2s, color 0.2s;
}

.review-home-item:hover .review-home-more,
.want-home-item:hover .want-home-more {
  opacity: 1;
}

.review-home-more:hover,
.want-home-more:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.home-panel-empty {
  margin: 0;
  padding: 16px 0;
  font-size: 13px;
  text-align: center;
  color: var(--ink3);
  background: transparent;
  border: none;
}

.home-panel-empty a {
  color: var(--accent);
  text-decoration: none;
}

.home-panel-empty a:hover {
  text-decoration: underline;
}

.want-home-bounty {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 400;
  color: #d48806;
  line-height: 1.55;
}

.want-home-author {
  flex-shrink: 0;
}

.want-home-excerpt {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

@media (max-width: 900px) {
  .home-community-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 40px;
  }
}

@media (max-width: 768px) {
  .review-home-more,
  .want-home-more {
    opacity: 1;
  }
}

.review-feed-user {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.review-feed-avatar {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--accent-soft);
}

.review-feed-name {
  font-size: 13px;
  color: var(--ink2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.review-feed-score {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 700;
  color: #e6a23c;
  background: #fff8eb;
  border-radius: 10px;
  padding: 3px 10px;
  line-height: 1.4;
}

.review-feed-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  margin-left: auto;
}

.review-feed-link {
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  white-space: nowrap;
}

.review-feed-link:hover {
  text-decoration: underline;
}

.review-feed-link--muted {
  color: var(--ink3);
  font-weight: 400;
}

.review-feed-link--muted:hover {
  color: var(--accent);
}

.review-page {
  padding-top: 24px;
  padding-bottom: 48px;
}

.review-breadcrumb {
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--ink3);
}

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

.review-page-article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
}

.review-page-head {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 24px;
  align-items: start;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.review-page-cover {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.review-page-cover img {
  display: block;
  width: 120px;
  height: auto;
}

.review-page-cover.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 168px;
}

.review-page-cover .cover-empty-letter {
  font-size: 36px;
}

.review-page-cover .cover-ph {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 168px;
  font-size: 36px;
  background: var(--accent-soft);
}

.review-page-book h1 {
  margin: 0 0 8px;
  font-size: 26px;
  line-height: 1.35;
}

.review-page-meta {
  margin: 0 0 8px;
  color: var(--ink3);
  font-size: 14px;
}

.review-page-book-rating {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--ink2);
}

.review-page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

.review-page-score {
  text-align: center;
  min-width: 72px;
}

.review-page-score .score-num {
  display: block;
  font-size: 36px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.review-page-score .score-label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--ink3);
}

.review-page-body {
  padding-top: 24px;
}

.review-page-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--ink3);
}

.review-page-summary {
  margin-bottom: 16px;
  padding: 14px 16px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--ink2);
  font-size: 14px;
  line-height: 1.7;
}

.review-page-content {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
  white-space: pre-wrap;
}

.review-page-foot {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink3);
  line-height: 1.7;
}

.review-page-foot a {
  color: var(--accent);
}

.review-page-others {
  margin-top: 28px;
  padding: 24px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.review-page-others-title {
  margin: 0 0 18px;
  font-size: 20px;
}

.review-page-others-title span {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink3);
  margin-left: 8px;
}

.review-other-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.review-other-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.review-other-item:last-child {
  border-bottom: none;
}

.review-other-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 8px;
  font-size: 14px;
}

.review-other-head time {
  color: var(--ink3);
  font-size: 12px;
}

.review-other-body {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink2);
}

.review-other-item .link-more {
  display: inline-block;
  position: relative;
  z-index: 2;
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
}

.review-page-others-more {
  margin: 20px 0 0;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}

.pager-info {
  font-size: 14px;
  color: var(--ink3);
}

@media (max-width: 768px) {
  .review-page-article {
    padding: 18px 16px;
  }

  .review-feed-card {
    grid-template-columns: 72px 1fr;
    gap: 14px;
  }

  .review-feed-cover {
    width: 72px;
  }

  .review-page-head {
    grid-template-columns: 1fr;
  }

  .review-page-cover img,
  .review-page-cover .cover-ph {
    width: 96px;
    height: 134px;
  }

  .review-page-score {
    text-align: left;
  }

  .review-permalink {
    margin-left: 0;
  }
}

/* 运营管理后台（独立入口，非前台站点） */
body.ops-admin,
body.ops-admin-mode {
  background: #eef1f4;
}

body.ops-admin-mode .site-header,
body.ops-admin-mode .home-nav-band-wrap,
body.ops-admin-mode .site-ad-above-footer-wrap,
body.ops-admin-mode .site-footer {
  display: none !important;
}

body.ops-admin .site-main,
body.ops-admin-mode .site-main,
.ops-admin-app {
  min-height: 100vh;
  max-width: none;
  padding: 0;
  margin: 0;
}

.ops-admin-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.ops-admin-topbar {
  flex-shrink: 0;
  height: 48px;
  background: #1e2a3a;
  color: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.ops-admin-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 20px;
}

.ops-admin-topbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.ops-admin-topbar-brand:hover {
  color: #7ee8df;
}

.ops-admin-topbar-link {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
}

.ops-admin-topbar-link:hover {
  color: #fff;
}

.ops-admin-topbar-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ops-admin-topbar-logout {
  color: rgba(255, 255, 255, 0.85);
  border-color: rgba(255, 255, 255, 0.35);
  background: transparent;
}

.ops-admin-topbar-logout:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.08);
}

.ops-admin-login-shell .admin-login-page {
  flex: 1;
}

.admin-modal-panel {
  max-width: 400px;
}

.admin-side-badge {
  min-width: 18px;
  padding: 1px 6px;
  border-radius: 10px;
  background: #e74c3c;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  flex-shrink: 0;
}

.admin-todo-banner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.admin-todo-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 10px;
  background: #fff3e6;
  border: 1px solid #ffd8a8;
  color: #9a5b00;
  text-decoration: none;
  font-size: 14px;
}

.admin-todo-item:hover {
  background: #ffe8cc;
  color: #7a4600;
}

.admin-todo-item strong {
  font-size: 16px;
  color: #e67e22;
}

/* 管理后台登录 */
.admin-login-page {
  min-height: calc(100vh - 48px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
  background: linear-gradient(160deg, var(--bg) 0%, rgba(var(--accent-rgb), 0.06) 100%);
}

.admin-login-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 32px 32px;
  box-shadow: var(--shadow-lg);
}

.admin-login-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 8px;
}

.admin-login-hint {
  font-size: 13px;
  color: var(--ink3);
  margin: 0 0 24px;
  line-height: 1.6;
}

.admin-login-hint code {
  font-size: 12px;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--bg);
  color: var(--ink2);
}

.admin-login-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink2);
  margin-bottom: 8px;
}

.admin-login-form input {
  margin-bottom: 16px;
}

.admin-login-error {
  margin: -4px 0 12px;
}

.admin-login-actions {
  margin-top: 4px;
}

.admin-login-actions .btn-outline {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

/* 管理后台布局 */
.admin-layout {
  display: flex;
  flex: 1;
  min-height: 0;
  align-items: stretch;
}

.admin-side {
  width: 200px;
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--line);
  padding: 16px 0 24px;
  display: flex;
  flex-direction: column;
}

.admin-side-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  padding: 0 10px;
}

.admin-side-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--ink2);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.admin-side-link:hover {
  background: rgba(var(--accent-rgb), 0.06);
  color: var(--ink);
}

.admin-side-link.active {
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent);
  font-weight: 600;
}

.admin-side-logout {
  margin: 16px 16px 0;
  width: calc(100% - 32px);
}

.admin-main {
  flex: 1;
  min-width: 0;
  padding: 28px 32px 48px;
  max-width: none;
  background: var(--bg);
}

.admin-main-head {
  margin-bottom: 20px;
}

.admin-dash-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.admin-dash-card {
  display: block;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.admin-dash-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.08);
}

.admin-dash-card-title {
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-dash-card-num {
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
}

.admin-card-badge {
  display: inline-block;
  min-width: 18px;
  padding: 1px 6px;
  border-radius: 10px;
  background: #e74c3c;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
}

.admin-pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  font-size: 13px;
}

.admin-pager-btns {
  display: flex;
  gap: 8px;
}

.admin-status-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent);
}

.admin-status-tag.off {
  background: rgba(220, 80, 80, 0.12);
  color: #c44;
}

.admin-batch-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
}

.admin-batch-select {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink2);
}

.admin-row-actions {
  white-space: nowrap;
}

.admin-row-actions .btn {
  margin: 0 4px 4px 0;
}

.admin-recent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.admin-recent-panel {
  padding: 14px 16px;
}

.admin-recent-title {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.admin-recent-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink2);
}

.admin-recent-list a {
  color: var(--accent);
  text-decoration: none;
}

.admin-home-summary {
  margin-top: 14px;
}

/* —— 管理概览（美化） —— */
.admin-home {
  max-width: 1280px;
}

.admin-main-head[hidden] {
  display: none;
}

.admin-dash-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 28px;
  margin-bottom: 20px;
  border-radius: 16px;
  background: linear-gradient(135deg, #111827 0%, #1e3a5f 55%, #1877f2 100%);
  color: #fff;
  box-shadow: 0 12px 32px rgba(17, 24, 39, 0.18);
}

.admin-dash-hero-kicker {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

.admin-dash-hero-title {
  margin: 0 0 8px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.admin-dash-hero-sub {
  margin: 0;
  max-width: 480px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
}

.admin-dash-hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-self: center;
}

.admin-dash-hero-metric {
  min-width: 88px;
  padding: 14px 18px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  text-align: center;
}

.admin-dash-hero-metric--warn {
  background: rgba(251, 191, 36, 0.18);
  border-color: rgba(251, 191, 36, 0.35);
}

.admin-dash-hero-metric-val {
  display: block;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
}

.admin-dash-hero-metric-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.72);
}

.admin-todo-banner-v2 {
  margin-bottom: 20px;
  padding: 14px 18px;
  border-radius: 12px;
  background: linear-gradient(90deg, #fffbeb 0%, #fef3c7 100%);
  border: 1px solid #fde68a;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.admin-todo-banner-head {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #92400e;
}

.admin-todo-banner-items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-todo-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 13px;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
}

.admin-todo-pill:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
}

.admin-todo-pill--warn {
  background: #fff;
  color: #b45309;
  border: 1px solid #fcd34d;
}

.admin-todo-pill--muted {
  background: #fff;
  color: #4b5563;
  border: 1px solid #e5e7eb;
}

.admin-todo-pill--danger {
  background: #fff;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.admin-todo-pill strong {
  font-size: 15px;
}

.admin-dash-grid-v2 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.admin-dash-card-v2 {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
}

.admin-dash-card-v2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--card-accent, #1877f2);
  opacity: 0;
  transition: opacity 0.18s;
}

.admin-dash-card-v2:hover {
  transform: translateY(-2px);
  border-color: #c7d9f0;
  box-shadow: 0 10px 24px rgba(24, 119, 242, 0.1);
}

.admin-dash-card-v2:hover::before {
  opacity: 1;
}

.admin-dash-card-v2--blue { --card-accent: #1877f2; }
.admin-dash-card-v2--cyan { --card-accent: #0891b2; }
.admin-dash-card-v2--purple { --card-accent: #7c3aed; }
.admin-dash-card-v2--orange { --card-accent: #ea580c; }
.admin-dash-card-v2--green { --card-accent: #16a34a; }
.admin-dash-card-v2--teal { --card-accent: #0d9488; }
.admin-dash-card-v2--pink { --card-accent: #db2777; }
.admin-dash-card-v2--indigo { --card-accent: #4f46e5; }
.admin-dash-card-v2--slate { --card-accent: #475569; }
.admin-dash-card-v2--amber { --card-accent: #d97706; }
.admin-dash-card-v2--rose { --card-accent: #e11d48; }

.admin-dash-card-v2-icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  line-height: 1;
  color: var(--card-accent, #1877f2);
  background: color-mix(in srgb, var(--card-accent, #1877f2) 12%, #fff);
}

.admin-dash-card-v2-body {
  flex: 1;
  min-width: 0;
}

.admin-dash-card-v2-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 6px;
}

.admin-dash-card-v2-num {
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.admin-dash-card-v2-hint {
  margin-top: 4px;
  font-size: 11px;
  color: var(--ink3);
}

.admin-dash-card-v2-arrow {
  flex-shrink: 0;
  margin-top: 4px;
  font-size: 18px;
  color: #d1d5db;
  transition: color 0.15s, transform 0.15s;
}

.admin-dash-card-v2:hover .admin-dash-card-v2-arrow {
  color: var(--card-accent, #1877f2);
  transform: translateX(2px);
}

.admin-dash-recent-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.admin-dash-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 220px;
}

.admin-dash-panel--wide {
  grid-column: 1 / -1;
  margin-top: 16px;
  min-height: 0;
}

.admin-dash-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid #f3f4f6;
  background: #fafbfc;
}

.admin-dash-panel-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
}

.admin-dash-panel-link {
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
}

.admin-dash-panel-link:hover {
  text-decoration: underline;
}

.admin-dash-panel-body {
  padding: 12px 16px 16px;
}

.admin-dash-feed {
  list-style: none;
  margin: 0;
  padding: 8px 0;
  flex: 1;
}

.admin-dash-feed-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid #f9fafb;
  transition: background 0.12s;
}

.admin-dash-feed-item:last-child {
  border-bottom: none;
}

.admin-dash-feed-item:hover {
  background: #f8fafc;
}

.admin-dash-feed-item--flat {
  padding: 8px 0;
  border: none;
  font-size: 13px;
  color: var(--ink2);
}

.admin-dash-feed-id,
.admin-dash-feed-score,
.admin-dash-feed-avatar {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
}

.admin-dash-feed-id {
  background: #fff7ed;
  color: #c2410c;
}

.admin-dash-feed-score {
  background: #fdf2f8;
  color: #be185d;
  font-size: 12px;
}

.admin-dash-feed-avatar {
  background: #eef2ff;
  color: #4338ca;
  font-size: 14px;
}

.admin-dash-feed-main {
  flex: 1;
  min-width: 0;
}

.admin-dash-feed-title {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.45;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.admin-dash-feed-title:hover {
  color: var(--accent);
}

.admin-dash-feed-meta {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  color: var(--ink3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-dash-empty {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  font-size: 13px;
  color: var(--ink3);
  list-style: none;
}

.admin-dash-footer {
  margin-top: 20px;
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--card);
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink3);
  text-align: center;
}

.admin-dash-footer strong {
  color: var(--ink);
  font-weight: 600;
}

.admin-dash-footer-dot {
  margin: 0 10px;
  color: #d1d5db;
}

@media (max-width: 1100px) {
  .admin-dash-recent-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .admin-dash-hero {
    padding: 20px;
  }

  .admin-dash-hero-metrics {
    width: 100%;
  }

  .admin-dash-hero-metric {
    flex: 1;
    min-width: 0;
  }

  .admin-dash-grid-v2 {
    grid-template-columns: 1fr 1fr;
  }
}

.admin-form-label {
  display: block;
  margin: 12px 0 6px;
  font-size: 13px;
  color: var(--ink2);
}

.admin-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 4px;
}

@media (max-width: 520px) {
  .admin-form-row {
    grid-template-columns: 1fr;
  }
}

.admin-textarea {
  width: 100%;
  min-height: 72px;
  resize: vertical;
  font-family: inherit;
}

.admin-book-edit-panel,
.admin-book-modal-panel {
  width: min(920px, 96vw);
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.admin-book-form-page {
  padding: 20px 24px 24px;
  max-width: none;
  overflow: visible;
}

.admin-book-form-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 24px 36px;
  align-items: start;
}

.admin-book-form-page .admin-cover-preview {
  max-width: 260px;
}

.admin-book-form-page .admin-book-intro {
  min-height: 220px;
}

.admin-book-form-page .admin-book-pan {
  min-height: 140px;
}

.admin-book-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.admin-book-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 22px 12px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}

.admin-book-modal-head h3 {
  margin: 0;
}

.admin-book-modal-body {
  flex: 1;
  overflow: auto;
  padding: 16px 22px;
}

.admin-book-modal-foot {
  padding: 12px 22px 18px;
  border-top: 1px solid var(--line);
  flex-shrink: 0;
}

.admin-book-modal-foot .login-actions {
  margin-top: 0;
}

.admin-book-modal-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px 24px;
  align-items: start;
}

.admin-book-cover-col .admin-form-label {
  margin-top: 0;
}

.admin-cover-preview {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--bg2, #f5f5f5);
  border: 1px dashed var(--line);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 8px;
}

.admin-cover-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-cover-placeholder {
  font-size: 13px;
  color: var(--muted, #888);
}

.admin-cover-file {
  width: 100%;
  font-size: 12px;
  margin-bottom: 10px;
}

.admin-book-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
  margin-bottom: 12px;
}

.admin-book-form-grid .admin-form-span2 {
  grid-column: 1 / -1;
}

.admin-book-section {
  margin-top: 12px;
}

.admin-guide-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  margin-bottom: 6px;
}

.admin-guide-head .admin-form-label {
  margin: 0;
}

.admin-guide-hint {
  font-size: 12px;
  color: var(--ink3);
}

.admin-guide-web {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--ink2);
  cursor: pointer;
}

.admin-book-status-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 8px;
}

@media (max-width: 720px) {
  .admin-book-modal-layout,
  .admin-book-form-layout {
    grid-template-columns: 1fr;
  }

  .admin-book-form-page .admin-cover-preview {
    max-width: 200px;
  }

  .admin-book-form-grid {
    grid-template-columns: 1fr;
  }
}

.admin-import-panel {
  margin-top: 18px;
  padding: 14px 16px;
}

.admin-import-hint {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.6;
}

.admin-import-hint code {
  font-size: 12px;
}

.admin-import-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px 20px;
}

.admin-nav-table .nav-links {
  min-width: 120px;
  font-size: 12px;
}

.admin-status-select {
  font-size: 12px;
  padding: 4px 6px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--card);
  margin-right: 6px;
}

.admin-review-content {
  max-width: 240px;
  font-size: 13px;
  color: var(--ink2);
}

.admin-search-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.admin-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.admin-filter-main {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 200px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
}

.admin-filter-icon {
  color: var(--ink3);
  font-size: 16px;
  line-height: 1;
  flex-shrink: 0;
}

.admin-filter-input {
  border: none !important;
  background: transparent !important;
  padding: 10px 0 !important;
  box-shadow: none !important;
  flex: 1;
  min-width: 0;
}

.admin-filter-extras {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
  padding-top: 12px;
  margin-top: 10px;
  border-top: 1px solid var(--line);
}

.admin-form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 4px;
  font-size: 14px;
  color: var(--ink2);
}

.admin-content-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 160px;
  color: var(--ink3);
  font-size: 14px;
}

.admin-loader-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: admin-pulse 1s ease-in-out infinite;
}

@keyframes admin-pulse {
  0%, 100% { opacity: 0.35; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1); }
}

.admin-loading-title {
  color: var(--ink3);
  font-weight: 500;
}

.admin-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
  align-items: center;
}

.admin-filter-bar .input {
  flex: 1;
  min-width: 160px;
}

.admin-filter-extra {
  flex: 0 0 120px;
  min-width: 100px;
}

.admin-filter-select {
  flex: 0 0 auto;
  min-width: 140px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background: var(--card);
}

.admin-inline-input {
  width: 100%;
  min-width: 120px;
  padding: 6px 10px;
  font-size: 13px;
  box-sizing: border-box;
}

.admin-inline-num {
  width: 72px;
  min-width: 72px;
}

.admin-nav-stats code {
  font-size: 12px;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--bg);
}

@media (max-width: 768px) {
  .admin-layout {
    flex-direction: column;
  }

  .admin-side {
    width: 100%;
    position: static;
    max-height: none;
    top: auto;
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding-bottom: 12px;
  }

  .admin-side-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
  }

  .admin-side-logout {
    display: none;
  }

  .ops-admin-topbar-logout {
    display: inline-flex;
  }

  .admin-main {
    margin-left: 0;
    padding: 20px 16px 40px;
  }
}

@media (min-width: 769px) {
  .admin-side {
    position: fixed;
    left: 0;
    top: 48px;
    width: 200px;
    height: calc(100vh - 48px);
    overflow-y: auto;
    z-index: 20;
  }

  .admin-main {
    margin-left: 200px;
    min-height: calc(100vh - 48px);
  }

  .ops-admin-topbar-logout {
    display: none;
  }
}

/* 分类导航后台 */
.admin-nav-page {
  padding-top: 28px;
  padding-bottom: 48px;
}

.admin-nav-stats {
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 16px;
}

.admin-nav-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.admin-nav-table-wrap {
  padding: 0;
  overflow: hidden;
}

.admin-nav-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.admin-nav-table th,
.admin-nav-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.admin-nav-table th {
  font-size: 12px;
  color: var(--ink3);
  font-weight: 600;
  background: var(--bg);
}

.admin-nav-table tr.on {
  background: rgba(var(--accent-rgb), 0.04);
}

.admin-nav-table td.indent {
  padding-left: 28px;
  color: var(--ink2);
}

.btn-sm {
  padding: 4px 12px;
  font-size: 12px;
}

.form-panel {
  max-width: 520px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}

.form-row { margin-bottom: 16px; }

.form-row label { display: block; font-size: 13px; font-weight: 600; color: var(--ink2); margin-bottom: 6px; }

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
}

.empty-tip, .loader {
  text-align: center;
  padding: 48px;
  color: var(--ink3);
}

.pager { text-align: center; padding: 32px 0; }

.pager button {
  padding: 12px 40px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  font-weight: 600;
  color: var(--accent);
  cursor: pointer;
  font-family: inherit;
}

/* Footer */
.site-footer {
  background: var(--surface);
  color: var(--ink3);
  padding: 40px 0 24px;
  margin-top: 48px;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-wechat,
  .footer-contact { grid-column: 1 / -1; }
}

.footer-grid h4 { color: var(--ink); font-size: 14px; margin-bottom: 12px; }

.footer-grid a, .footer-grid p { display: block; font-size: 13px; margin-bottom: 8px; color: var(--ink3); }

.footer-grid a:hover { color: var(--accent); }

.seo-intro { padding-top: 8px; padding-bottom: 0; }
.seo-intro-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink3);
  margin: 0;
  max-width: 960px;
}
.footer-brand-block {
  margin-bottom: 14px;
}

/* 页脚导航链为 block/灰色；品牌 logo 与顶栏一致 */
.footer-grid a.logo.footer-logo {
  display: inline-flex !important;
  margin-bottom: 0;
  color: var(--accent);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-grid a.logo.footer-logo:hover {
  color: var(--accent-dark);
}

.footer-grid a.logo.footer-logo span {
  color: var(--ink) !important;
}

.footer-brand-block .footer-desc {
  color: var(--ink3);
}

.footer-brand-block .footer-slogan {
  margin: 6px 0 0 40px;
  padding: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink2) !important;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

@media (max-width: 600px) {
  .footer-brand-block .footer-slogan {
    margin-left: 0;
    padding-left: 2px;
  }
}

.footer-desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink3);
  margin-bottom: 10px;
  max-width: 36em;
}

.footer-tags {
  font-size: 12px !important;
  line-height: 1.5;
  color: var(--ink3) !important;
  opacity: 0.85;
}
.footer-about p { line-height: 1.55; }

.footer-wechat {
  text-align: center;
}

.footer-qr-wrap img {
  display: block;
  width: 120px;
  height: 120px;
  margin: 0 auto 8px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
}

.footer-qr-tip {
  font-size: 12px !important;
  margin-bottom: 0 !important;
  line-height: 1.5;
}

.footer-contact-tip {
  font-size: 12px !important;
  margin-top: 6px !important;
  margin-bottom: 0 !important;
  line-height: 1.5;
  color: var(--ink3);
}

.footer-disclaimer {
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-bottom: 20px;
}

.footer-disclaimer p {
  margin: 0;
  font-size: 12px;
  line-height: 1.65;
  color: var(--ink3);
}

.footer-disclaimer strong {
  color: var(--ink2);
  font-weight: 600;
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  font-size: 12px;
  text-align: center;
  color: var(--ink3);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 8px;
}

.footer-contact-link {
  color: var(--ink2);
  font-weight: 500;
  text-decoration: none;
}

.footer-contact-link:hover {
  color: var(--accent);
}

.footer-bottom-sep {
  color: var(--line);
}
.list-page { padding: 32px 0 48px; }

.list-page .list-cat-nav {
  padding: 0 0 16px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.list-cat-nav .list-cat-row {
  align-items: flex-start;
}

.list-cat-nav .list-cat-pills {
  flex: 1 1 auto;
  min-width: 0;
  flex-wrap: wrap;
  overflow: visible;
  gap: 8px 10px;
  padding: 2px 0 4px;
}

.list-cat-nav-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 12px;
}

.list-page .page-title {
  font-family: var(--serif);
  font-size: 32px;
  color: var(--ink);
  margin-bottom: 8px;
}

.list-page .page-sub { color: var(--ink3); margin-bottom: 32px; }

/* ========== 豆瓣阅读风格首页 ========== */
.home-douban { padding-bottom: 64px; }

.home-douban > .home-banner {
  width: calc(100% - 2 * var(--page-gutter));
  max-width: var(--max);
  margin: 28px auto 40px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.04);
}

.home-banner {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: linear-gradient(118deg, #f7fafc 0%, #f3f7fb 42%, #faf6f1 100%);
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .home-douban > .home-banner {
    margin: 20px auto 28px;
    border-radius: 10px;
  }

  .home-banner {
    height: 188px;
  }
}

.home-banner-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.home-banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
  cursor: pointer;
}

.home-banner-slide.active {
  opacity: 1;
  z-index: 1;
}

.home-banner-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(28px) saturate(1.15) brightness(1.05);
  transform: scale(1.08);
  opacity: 0.42;
}

.home-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    95deg,
    rgba(255, 255, 255, 0.96) 0%,
    rgba(255, 255, 255, 0.88) 38%,
    rgba(255, 255, 255, 0.55) 68%,
    rgba(255, 255, 255, 0.2) 100%
  );
}

.home-banner-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding-top: 4px;
  padding-bottom: 4px;
}

.home-banner-text {
  flex: 1;
  min-width: 0;
  color: var(--ink);
  max-width: 520px;
}

.home-banner-tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 3px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
}

.home-banner-text h2 {
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 8px;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.15s ease;
}

.home-banner-slide:hover .home-banner-text h2 {
  color: var(--accent);
}

.home-banner-text p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink2);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.home-banner-cta {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: transparent;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 0;
  border-radius: 0;
  transition: color 0.15s ease, gap 0.15s ease;
}

.home-banner-slide:hover .home-banner-cta {
  color: var(--accent-dark);
  gap: 5px;
}

.home-banner-cover {
  flex-shrink: 0;
  display: none;
}

.home-banner-cover .cover {
  width: 118px;
  height: 177px;
  border-radius: 4px;
  overflow: hidden;
  background: #eff2f3;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-banner-slide:hover .home-banner-cover .cover {
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.14), 0 0 0 1px rgba(0, 0, 0, 0.04);
}

.home-banner-cover .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 640px) {
  .home-banner-cover { display: block; }
}

.home-banner-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(6px);
}

.home-banner-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.16);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s, width 0.2s;
}

.home-banner-dot.on {
  background: var(--accent);
  transform: none;
  width: 16px;
  border-radius: 999px;
}

.home-banner-slide--image .home-banner-bg--sharp {
  filter: none;
  transform: none;
  object-fit: cover;
  object-position: center;
  opacity: 1;
}

.home-banner-slide--image .home-banner-overlay--image {
  background: linear-gradient(
    95deg,
    rgba(255, 255, 255, 0.94) 0%,
    rgba(255, 255, 255, 0.72) 40%,
    rgba(255, 255, 255, 0.2) 100%
  );
}

.home-banner-slide--image .home-banner-text {
  color: var(--ink);
}

.home-banner-inner--image-only {
  pointer-events: none;
}

.home-banner-slide--image {
  cursor: pointer;
}

@media (max-width: 768px) {
  .home-banner-inner {
    gap: 16px;
    align-items: flex-end;
    padding-bottom: 28px;
  }

  .home-banner-text h2 {
    font-size: 16px;
    margin-bottom: 6px;
  }

  .home-banner-text p {
    font-size: 12px;
    -webkit-line-clamp: 1;
    margin-bottom: 8px;
  }

  .home-banner-cover .cover {
    width: 72px;
    height: 108px;
  }

  .home-banner-cover {
    display: block;
  }

  .home-banner-dots {
    bottom: 8px;
  }
}

.home-promo-strip {
  margin: 4px 0 28px;
}

.home-promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 14px;
}

.home-promo-grid:has(.home-promo-card:only-child) {
  grid-template-columns: 1fr;
}

.home-promo-card {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}

a.home-promo-card:hover {
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(24, 117, 250, 0.12);
  transform: translateY(-1px);
}

.home-promo-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4.8 / 1;
  object-fit: cover;
  background: #f3f5f7;
}

@media (max-width: 640px) {
  .home-promo-grid {
    grid-template-columns: 1fr;
  }

  .home-promo-img {
    aspect-ratio: 2.2 / 1;
  }
}

.home-cat-strip {
  padding: 24px 0 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 12px;
}

.home-cat-row {
  display: flex;
  align-items: center;
  gap: 20px;
}

@media (max-width: 768px) {
  .home-cat-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
}

.home-stats-inline {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--ink3);
  white-space: nowrap;
}

.home-stats-inline strong {
  color: var(--accent);
  font-weight: 600;
}

.home-stats-inline .dot {
  margin: 0 6px;
}

.home-cat-pills {
  flex: 1;
  min-width: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 8px;
  -webkit-overflow-scrolling: touch;
}

.home-cat-pills::-webkit-scrollbar { height: 0; }

.home-cat-pill {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  font-size: 13px;
  color: var(--ink);
  white-space: nowrap;
  font-family: inherit;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.home-cat-pill span {
  font-size: 11px;
  color: var(--ink3);
}

.home-cat-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.home-cat-pill.on {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.home-cat-pill.on span {
  color: rgba(255, 255, 255, 0.85);
}

.home-subcat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 10px 0 12px;
  min-height: 40px;
}

.home-subcat-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--ink2);
  white-space: nowrap;
  padding: 2px 0;
}

.home-subcat-pill span {
  font-size: 11px;
  color: var(--ink3);
}

.home-subcat-pill:hover {
  color: var(--accent);
}

.home-subcat-pill.all {
  color: var(--accent);
  font-weight: 500;
  padding-right: 8px;
  margin-right: 4px;
  border-right: 1px solid var(--line);
}

.home-subcat-pill.on {
  color: var(--accent);
  font-weight: 600;
}

.home-main {
  min-width: 0;
  padding-top: 20px;
}

.home-main--after-banner {
  padding-top: 0;
}

.home-shelves {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.home-shelves > .db-section:last-child {
  margin-bottom: 64px;
}

.loader-inline {
  font-size: 13px;
  color: var(--ink3);
  padding: 12px 0;
}

.db-section-sub {
  font-size: 13px;
  color: var(--ink3);
  margin-top: 8px;
  line-height: 1.5;
}

.db-tag-btn .cnt {
  font-size: 11px;
  opacity: 0.7;
  margin-left: 2px;
}

.trade-panel {
  padding: 4px 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

/* —— 二手市场 —— */
.trade-page { padding: 24px 0 48px; }

.trade-hero {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.trade-hero-sub {
  margin: 8px 0 16px;
  color: var(--ink2);
  font-size: 14px;
  line-height: 1.6;
  max-width: 520px;
}

.trade-hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.trade-stats {
  display: grid;
  grid-template-columns: repeat(5, minmax(64px, 1fr));
  gap: 10px;
  min-width: 320px;
}

.trade-stats > div {
  text-align: center;
  padding: 14px 10px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.trade-stats strong {
  display: block;
  font-size: 20px;
  color: var(--ink);
  margin-bottom: 4px;
}

.trade-stats span {
  font-size: 12px;
  color: var(--ink3);
}

@media (max-width: 768px) {
  .trade-stats {
    min-width: 0;
    width: 100%;
    grid-template-columns: repeat(3, 1fr);
  }
}

.trade-filters { margin-bottom: 24px; }

.trade-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.trade-search {
  display: flex;
  gap: 8px;
  flex: 1;
  min-width: 240px;
  max-width: 420px;
}

.trade-search input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.trade-sort { display: flex; gap: 8px; flex-wrap: wrap; }

.trade-sort-btn,
.trade-chip,
.trade-city {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 18px;
  font-size: 13px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink2);
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.trade-sort-btn:hover,
.trade-chip:hover,
.trade-city:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.trade-sort-btn.on,
.trade-chip.on,
.trade-city.on {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.trade-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }

.trade-chip em {
  font-style: normal;
  font-size: 11px;
  opacity: 0.7;
}

.trade-city-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.trade-city-label { color: var(--ink3); margin-right: 4px; }

.trade-city.clear { color: var(--ink3); }

.trade-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.trade-grid.compact { gap: 12px; }

@media (max-width: 640px) {
  .trade-grid,
  .trade-grid.compact { grid-template-columns: 1fr; }
}

.trade-list-grid {
  margin-top: 4px;
}

.trade-list-card .trade-list-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.trade-list-card .dl-list-intro-empty {
  color: var(--ink3);
}

.trade-list-foot {
  align-items: flex-end;
}

.trade-list-foot .trade-card-price,
.trade-list-foot .trade-card-price--gift {
  margin: 0;
}

.trade-list-date {
  margin-top: 8px;
  font-size: 11px;
  color: var(--ink3);
}

.trade-card {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow 0.15s, border-color 0.15s, transform 0.15s;
}

.trade-card:hover {
  border-color: #d5e5e8;
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.trade-card .trade-cover {
  width: 72px;
  flex-shrink: 0;
  aspect-ratio: 2 / 3;
  max-height: 108px;
  background: #f3f6f7;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.trade-card.compact {
  padding: 10px 12px 10px 14px;
  gap: 12px;
  align-items: flex-start;
}

.trade-card.compact .trade-cover {
  width: 64px;
  max-height: 96px;
  border-radius: 6px;
}

.trade-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.trade-cover.empty {
  font-size: 24px;
  color: #abc6cf;
}

.trade-card-body {
  padding: 10px 12px 12px;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.trade-card.compact .trade-card-body {
  padding: 0;
}

.trade-card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.trade-cond {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.trade-cond-mint { background: #e8f8ef; color: #1a8f4c; }
.trade-cond-fine { background: #e8f4fc; color: #2271b1; }
.trade-cond-good { background: #fff6e8; color: #b86e00; }
.trade-cond-fair { background: #f3f3f3; color: #666; }

.trade-card-city {
  font-size: 12px;
  color: var(--ink3);
}

.trade-deal-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.trade-deal-badge.gift {
  background: #fff0f6;
  color: #c41d7f;
}

.trade-card-contact {
  font-size: 11px;
  color: var(--ink3);
  margin: 4px 0 2px;
  line-height: 1.4;
  word-break: break-all;
}

.trade-card-price--gift {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.2;
}

.trade-card-price--gift .gift-label {
  font-size: 16px;
  font-weight: 700;
  color: #c41d7f;
}

.trade-card-price--gift .gift-ship {
  font-size: 11px;
  font-weight: 500;
  color: var(--ink3);
}

.trade-card-price--gift.trade-detail-price .gift-label {
  font-size: 28px;
}

.trade-gift-hint {
  margin: -8px 0 16px;
  font-size: 13px;
  color: var(--ink3);
  padding: 10px 12px;
  background: #fff7fb;
  border-radius: var(--radius-sm);
  border: 1px solid #ffd6e7;
}

.trade-deal-type {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
}

.trade-deal-opt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  cursor: pointer;
}

.trade-contact.muted {
  color: var(--ink3);
}

.trade-contact-box {
  margin-bottom: 20px;
  padding: 14px 16px;
  background: #f7f9fa;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.trade-contact-hint {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--ink3);
  line-height: 1.6;
}

.trade-contact-hint.muted {
  margin: 0;
}

.trade-contact-reveal {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.trade-contact-reveal.is-hidden {
  display: none;
}

.trade-card-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.trade-card-seller {
  font-size: 12px;
  color: var(--ink3);
  margin-bottom: 8px;
}

.trade-card-note {
  font-size: 12px;
  color: var(--ink2);
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.trade-card-foot {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 8px;
}

.trade-card-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--success);
}

.trade-card-meta {
  font-size: 11px;
  color: var(--ink3);
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.trade-card-book { color: var(--accent); }

.trade-home-wrap {
  margin-top: 0;
}

.trade-home-wrap .trade-grid {
  margin-top: 0;
  gap: 14px;
}

.db-section--home-trade {
  margin-bottom: 40px;
}

.db-section--home-trade .db-section-head {
  margin-bottom: 18px;
  align-items: flex-end;
  gap: 16px;
}

.db-section--home-trade .db-section-head h2 {
  font-family: var(--serif);
  font-size: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.db-section--home-trade .db-section-head h2::before {
  content: "";
  width: 3px;
  height: 0.95em;
  border-radius: 2px;
  background: var(--accent);
  flex-shrink: 0;
}

.db-section--home-trade .db-section-sub {
  margin-top: 6px;
  padding-left: 13px;
}

.db-section--home-trade .db-section-more {
  color: var(--accent);
  border-color: rgba(var(--accent-rgb), 0.28);
  background: rgba(var(--accent-rgb), 0.06);
}

.db-section--home-trade .db-section-more:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.db-section--home-trade .trade-home-wrap .trade-grid {
  gap: 16px;
}

.db-section--home-trade .trade-card.compact {
  padding: 14px 16px;
  gap: 14px;
  border: 1px solid rgba(var(--accent-rgb), 0.1);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 1px 4px rgba(15, 35, 52, 0.04);
}

.db-section--home-trade .trade-card.compact:hover {
  border-color: rgba(var(--accent-rgb), 0.32);
  box-shadow: 0 10px 28px rgba(var(--accent-rgb), 0.12);
  transform: translateY(-2px);
}

.db-section--home-trade .trade-card.compact .trade-cover {
  width: 68px;
  max-height: 102px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(15, 35, 52, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.db-section--home-trade .trade-card-top {
  margin-bottom: 6px;
}

.db-section--home-trade .trade-card-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
  margin-bottom: 4px;
  color: var(--ink);
}

.db-section--home-trade .trade-card-seller {
  margin-bottom: 6px;
}

.db-section--home-trade .trade-card-note {
  font-size: 12px;
  color: var(--ink3);
  margin-bottom: 8px;
  -webkit-line-clamp: 1;
}

.db-section--home-trade .trade-card-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.db-section--home-trade .trade-card-price--gift .gift-label {
  color: #c41d7f;
}

.db-section--home-trade .trade-card-meta {
  gap: 4px;
}

.db-section--home-trade .trade-card-book {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
  background: var(--accent-soft);
  text-decoration: none;
  transition: background 0.15s;
}

.db-section--home-trade .trade-card-book:hover {
  background: rgba(var(--accent-rgb), 0.16);
}

@media (max-width: 640px) {
  .db-section--home-trade .db-section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .db-section--home-trade .db-section-sub {
    padding-left: 13px;
  }
}

.trade-detail { padding: 24px 0 48px; }

.trade-detail-main {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

@media (max-width: 768px) {
  .trade-detail-main { grid-template-columns: 1fr; }
  .trade-stats { grid-template-columns: repeat(2, 1fr); }
}

.trade-detail-cover .trade-cover {
  width: 160px;
  max-width: 100%;
  aspect-ratio: 2 / 3;
  border-radius: var(--radius-sm);
}

.trade-detail-badges {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.trade-detail-info h1 {
  font-size: 26px;
  line-height: 1.3;
  margin-bottom: 12px;
}

.trade-detail-price {
  font-size: 32px;
  font-weight: 700;
  color: var(--success);
  margin-bottom: 20px;
}

.trade-detail-meta {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
  font-size: 14px;
}

.trade-detail-meta > div { display: flex; gap: 12px; }

.trade-detail-meta dt {
  color: var(--ink3);
  width: 72px;
  flex-shrink: 0;
}

.trade-detail-meta dd { margin: 0; color: var(--ink2); }

.trade-contact { word-break: break-all; }

.trade-detail-note {
  padding: 16px;
  background: #f7f9fa;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.trade-detail-note h3 {
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--ink);
}

.trade-detail-note p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink2);
}

.trade-detail-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.trade-detail-book h2 {
  font-size: 18px;
  margin-bottom: 14px;
}

.trade-related-book {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color 0.15s;
}

.trade-related-book:hover { border-color: var(--accent); }

.trade-related-book img,
.trade-related-book .pic {
  width: 72px;
  height: 108px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
}

.trade-related-book strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
}

.trade-related-book span,
.trade-related-book em {
  display: block;
  font-size: 13px;
  color: var(--ink3);
  font-style: normal;
}

.trade-related-book em { margin-top: 6px; color: var(--accent); }

.trade-form-page { padding: 24px 0 48px; }

.trade-form-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 28px;
  align-items: start;
}

@media (max-width: 900px) {
  .trade-form-layout { grid-template-columns: 1fr; }
}

.trade-form-panel h2 {
  font-family: var(--serif);
  font-size: 24px;
  margin-bottom: 8px;
}

.form-hint {
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 24px;
  line-height: 1.6;
}

.form-section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin: 20px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.form-section-title:first-of-type { margin-top: 0; }

.form-row.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 600px) {
  .form-row.two-col { grid-template-columns: 1fr; }
}

.form-row label em { color: #e74c3c; font-style: normal; }

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 24px;
}

.trade-form-aside {
  padding: 20px;
  background: #f7f9fa;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--ink2);
}

.trade-form-aside h3 {
  font-size: 15px;
  margin-bottom: 12px;
  color: var(--ink);
}

.trade-form-aside ul {
  padding-left: 18px;
  line-height: 1.7;
  margin-bottom: 16px;
}

.trade-form-aside-card {
  padding: 14px;
  background: var(--surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
}

.trade-form-aside-card p {
  margin: 8px 0 12px;
  line-height: 1.6;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
}

.db-section {
  padding: 0;
  margin-bottom: 64px;
}

.db-section:last-child {
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .db-section { margin-bottom: 40px; }
  .home-main { padding-top: 20px; }
  .db-section-head { margin-bottom: 18px; }
  .db-section-head h2 { font-size: 18px; }
}

.db-section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  gap: 16px;
}

.db-section-head h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.db-section-more {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  font-size: 13px;
  color: var(--ink2);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 7px 16px;
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.db-section-more:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.db-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.db-tag-btn {
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 13px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink2);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}

.db-tag-btn:hover { border-color: var(--accent); color: var(--accent); }

.db-tag-btn.on {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* 编辑推荐书架 — Web 5 本一行 */
.home-shelf-five.home-shelf-editor {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px 24px;
  justify-items: center;
}

.home-shelf-editor .shelf-intro {
  -webkit-line-clamp: 1;
  min-height: 0;
  margin-bottom: 8px;
}

.home-shelf-editor .shelf-tags {
  display: none;
}

/* 其他书架 — 默认 5 本 */
.home-shelf-five {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px 24px;
  justify-items: center;
}

.shelf-card {
  width: 100%;
  max-width: 118px;
  cursor: pointer;
}

.shelf-card .cover,
.shelf-card .pic {
  width: 100%;
  aspect-ratio: 2 / 3;
  border-radius: 6px;
  overflow: hidden;
  background: #eff2f3;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  margin-bottom: 16px;
}

.shelf-card .cover img,
.shelf-card .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shelf-card .cover.empty,
.shelf-card .pic.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--ink3);
}

.shelf-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: calc(2 * 1.45em);
}

.shelf-card:hover .shelf-title {
  color: var(--accent);
}

.shelf-author {
  font-size: 12px;
  color: var(--ink2);
  margin-bottom: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.shelf-intro {
  font-size: 12px;
  color: var(--ink3);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
  min-height: 38px;
}

.shelf-tags {
  font-size: 11px;
  color: var(--ink3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

@media (max-width: 900px) {
  .home-shelf-five:not(.home-shelf-editor) {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px 16px;
  }
}

@media (max-width: 768px) {
  .home-shelf-five.home-shelf-editor {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 24px;
    justify-items: center;
  }

  .home-shelf-five.home-shelf-editor .shelf-card:nth-child(n + 5) {
    display: none;
  }

  .home-shelf-editor .shelf-card {
    max-width: 100px;
    width: 100%;
  }

  .home-shelf-editor .shelf-title {
    font-size: 12px;
    margin-bottom: 6px;
    min-height: 0;
  }

  .home-shelf-editor .shelf-author {
    font-size: 11px;
    margin-bottom: 6px;
  }

  .home-shelf-editor .shelf-intro {
    font-size: 11px;
    line-height: 1.45;
  }

  .home-shelf-editor .shelf-card .cover,
  .home-shelf-editor .shelf-card .pic {
    margin-bottom: 10px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
  }
}

@media (max-width: 600px) {
  .home-shelf-five:not(.home-shelf-editor) {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 24px;
    justify-items: center;
  }

  .home-shelf-five:not(.home-shelf-editor) .shelf-card {
    max-width: 100px;
    width: 100%;
  }
}

.home-cover-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 118px));
  justify-content: space-between;
  gap: 32px 24px;
}

@media (max-width: 900px) {
  .home-cover-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px 18px;
    justify-content: stretch;
    justify-items: center;
  }
}

@media (max-width: 768px) {
  .home-cover-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 24px;
    justify-content: center;
    justify-items: center;
  }

  .home-cover-grid .db-book:nth-child(n + 5) {
    display: none;
  }

  .home-cover-grid .db-book {
    max-width: 100px;
    width: 100%;
  }

  .home-cover-grid .db-book .cover,
  .home-cover-grid .db-book .pic {
    margin-bottom: 8px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
  }

  .home-cover-grid .title {
    font-size: 12px;
    margin-bottom: 6px;
    min-height: 0;
  }

  .home-cover-grid .db-book-author {
    font-size: 11px;
    margin-bottom: 6px;
  }

  .home-cover-grid .db-book-intro {
    font-size: 11px;
    line-height: 1.45;
    -webkit-line-clamp: 1;
    min-height: 0;
    margin-bottom: 8px;
  }

  .home-cover-grid .db-book-tags {
    display: none;
  }

  .home-editor-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 24px;
    justify-items: center;
  }

  .home-editor-grid .db-editor-card:nth-child(n + 5) {
    display: none;
  }

  .home-editor-grid .db-editor-card {
    flex-direction: column;
    align-items: center;
    gap: 0;
    max-width: 100px;
    width: 100%;
    padding: 0;
    border: none;
    box-shadow: none;
    background: transparent;
  }

  .home-editor-grid .db-editor-card:hover {
    box-shadow: none;
  }

  .home-editor-grid .db-editor-card .cover,
  .home-editor-grid .db-editor-card .pic {
    width: 100%;
    max-width: 100px;
    height: auto;
    aspect-ratio: 2 / 3;
    margin-bottom: 8px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
  }

  .home-editor-grid .db-editor-card .body {
    width: 100%;
  }

  .home-editor-grid .db-editor-card h3 {
    font-size: 12px;
    margin-bottom: 6px;
    min-height: 0;
  }

  .home-editor-grid .db-editor-card .author {
    font-size: 11px;
    margin-bottom: 6px;
  }

  .home-editor-grid .db-editor-card .intro {
    font-size: 11px;
    line-height: 1.45;
    -webkit-line-clamp: 1;
    min-height: 0;
    margin-bottom: 8px;
  }

  .home-editor-grid .db-editor-tags {
    display: none;
  }

  .home-editor-grid .db-editor-card .rating {
    display: none;
  }
}

.home-editor-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px 28px;
}

.db-book {
  width: 100%;
  cursor: pointer;
}

.home-cover-grid .db-book {
  min-width: 0;
  max-width: 118px;
}

.db-book .cover,
.db-book .pic {
  width: 100%;
  aspect-ratio: 2 / 3;
  height: auto;
  border-radius: 6px;
  overflow: hidden;
  background: #eff2f3;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  margin-bottom: 16px;
  position: relative;
}

.db-book .cover img,
.db-book .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.db-book .cover.empty,
.db-book .pic.empty {
  font-size: inherit;
  color: inherit;
}

.db-book .title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: calc(2 * 1.45em);
  margin-bottom: 10px;
}

.db-book:hover .title { color: var(--accent); }

.db-book-author {
  font-size: 12px;
  color: var(--ink2);
  margin-bottom: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.db-book-intro {
  font-size: 12px;
  color: var(--ink3);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
  min-height: 38px;
}

.db-book-tags {
  font-size: 11px;
  color: var(--ink3);
  margin-bottom: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.db-book-rating {
  font-size: 12px;
  color: var(--gold);
  line-height: 1.4;
  margin-top: 2px;
}

.db-book-rating .none { color: var(--ink3); }

.db-tag-pill {
  display: inline-block;
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 3px;
  background: #fde2ea;
  color: var(--pink);
  margin-right: 4px;
}

.db-editor-card {
  display: flex;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  cursor: pointer;
  transition: box-shadow 0.15s, border-color 0.15s;
  min-width: 0;
}

.db-editor-card:hover { box-shadow: var(--shadow-lg); }

.db-editor-card .cover,
.db-editor-card .pic {
  width: 72px;
  height: 108px;
  flex-shrink: 0;
  border-radius: 6px;
  overflow: hidden;
  background: #eff2f3;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.db-editor-card .cover img,
.db-editor-card .pic img { width: 100%; height: 100%; object-fit: cover; }

.db-editor-card .body { flex: 1; min-width: 0; }

.db-editor-card h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: calc(2 * 1.45em);
}

.db-editor-card .author {
  font-size: 12px;
  color: var(--ink2);
  margin-bottom: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.db-editor-card .intro {
  font-size: 12px;
  color: var(--ink3);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
  min-height: 38px;
}

.db-editor-tags {
  font-size: 11px;
  color: var(--ink3);
  margin-bottom: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.db-editor-card .rating {
  font-size: 12px;
  color: var(--gold);
  line-height: 1.4;
  margin-top: 2px;
}

.db-rank-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-top: 24px;
}

.db-rank-panel .panel-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

/* ========== 电子书书库 / 新书浏览 — 分类 + 列表 ========== */
.dl-page {
  padding-top: 28px;
  padding-bottom: 48px;
}

.dl-page-sub {
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 20px;
}

.dl-cat-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 28px;
}

.dl-cat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.dl-breadcrumb {
  font-size: 15px;
  color: var(--ink2);
  line-height: 1.4;
}

.dl-breadcrumb strong {
  color: var(--ink);
  font-weight: 700;
}

.dl-count {
  color: var(--ink3);
  font-size: 13px;
  margin-left: 4px;
}

.dl-sort-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.dl-sort-btn {
  border: none;
  background: transparent;
  color: var(--ink2);
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 16px;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.15s, background 0.15s;
}

.dl-sort-btn:hover {
  color: var(--accent);
}

.dl-sort-btn.on {
  color: var(--accent);
  background: var(--accent-soft);
  font-weight: 600;
}

.dl-cat-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 10px 0;
}

.dl-cat-row.sub {
  padding-top: 4px;
}

.dl-cat-label {
  flex-shrink: 0;
  width: 40px;
  font-size: 13px;
  color: var(--ink3);
  line-height: 32px;
}

.dl-cat-pills {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.dl-cat-pill {
  border: none;
  background: transparent;
  color: var(--ink2);
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 16px;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}

.dl-cat-pill:hover {
  color: var(--accent);
}

.dl-cat-pill.on {
  color: #fff;
  background: var(--accent);
  font-weight: 600;
}

.dl-cat-pill .dl-cat-n {
  font-size: 11px;
  opacity: 0.72;
  margin-left: 3px;
  font-weight: 500;
}

.dl-cat-pill.on .dl-cat-n {
  opacity: 0.9;
}

.dl-list-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 28px;
}

@media (max-width: 900px) {
  .dl-list-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.dl-list-card {
  display: flex;
  gap: 18px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: box-shadow 0.15s, border-color 0.15s;
  min-width: 0;
}

.dl-list-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--accent-rgb), 0.25);
}

.dl-list-card .cover,
.dl-list-card .pic {
  width: 88px;
  height: 132px;
  flex-shrink: 0;
  border-radius: 6px;
  overflow: hidden;
  background: #eff2f3;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.dl-list-card .cover img,
.dl-list-card .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dl-list-card .cover.empty,
.dl-list-card .pic.empty {
  font-size: inherit;
  color: inherit;
}

.dl-list-card .cover-empty-letter {
  font-size: 32px;
}

.dl-list-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.dl-list-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dl-list-card:hover .dl-list-title {
  color: var(--accent);
}

.dl-list-author {
  font-size: 12px;
  color: var(--ink2);
  margin-bottom: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dl-list-intro {
  font-size: 13px;
  color: var(--ink2);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
  flex: 1;
}

.dl-list-meta {
  font-size: 12px;
  color: var(--ink3);
  margin-bottom: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dl-list-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
}

.dl-list-rating {
  font-size: 12px;
  color: var(--gold);
  line-height: 1.4;
}

.dl-list-rating .none {
  color: var(--ink3);
}

.dl-list-action {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--ink2);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 5px 14px;
  transition: border-color 0.15s, color 0.15s;
}

.dl-list-card:hover .dl-list-action {
  color: var(--accent);
  border-color: var(--accent);
}

@media (max-width: 768px) {
  .dl-cat-panel {
    padding: 16px;
  }

  .dl-cat-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .dl-cat-row {
    flex-direction: column;
    gap: 8px;
  }

  .dl-cat-label {
    line-height: 1.4;
  }
}

/* ========== 我要求书 ========== */
.want-page {
  padding: 28px 0 48px;
}

.want-page-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.want-page-hero .page-title {
  font-family: var(--serif);
  font-size: 32px;
  margin-bottom: 8px;
}

.want-page-hero .page-sub {
  color: var(--ink3);
  margin: 0;
}

.want-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.want-search {
  flex: 1;
  min-width: 240px;
}

.want-search input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
}

.want-toolbar-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.want-toolbar-actions .btn {
  white-space: nowrap;
}

.want-chips,
.want-subbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 14px;
}

.want-subbar {
  justify-content: space-between;
}

.want-chip,
.want-status-tab,
.want-sort-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink2);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.want-chip em,
.want-chip.on em {
  font-style: normal;
  font-size: 11px;
  opacity: 0.75;
}

.want-chip.on,
.want-status-tab.on,
.want-sort-btn.on {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.want-status-tabs,
.want-sort {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.want-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.want-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 18px 16px;
  cursor: pointer;
  transition: box-shadow 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.want-card:hover {
  border-color: rgba(var(--accent-rgb), 0.28);
  box-shadow: 0 8px 24px rgba(var(--accent-rgb), 0.1);
  transform: translateY(-2px);
}

.want-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.want-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.want-type-badge {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.want-bounty-badge {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  background: #fff4e5;
  color: #d48806;
  font-weight: 700;
}

.want-bounty-badge.large {
  font-size: 13px;
  padding: 5px 12px;
}

.want-status {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--bg2);
  color: var(--ink3);
}

.want-status-open {
  background: #eef9f8;
  color: var(--accent);
}

.want-status-fulfilled {
  background: #f0f9eb;
  color: #67c23a;
}

.want-status-closed {
  background: var(--bg2);
  color: var(--ink3);
}

.want-card-time {
  font-size: 12px;
  color: var(--ink3);
  white-space: nowrap;
}

.want-card-title {
  font-size: 18px;
  line-height: 1.4;
  margin: 0 0 8px;
  color: var(--ink);
}

.want-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  font-size: 13px;
  color: var(--ink3);
  margin-bottom: 10px;
}

.want-card-excerpt {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink2);
  margin: 0 0 14px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.want-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.want-card-user {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink2);
  min-width: 0;
}

.want-mine-tag {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent);
}

.want-card-more {
  font-size: 12px;
  color: var(--accent);
  white-space: nowrap;
}

.want-detail-page {
  padding: 24px 0 48px;
}

.want-detail-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.want-detail-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.want-detail-card h1 {
  font-size: 28px;
  margin: 0 0 16px;
  font-family: var(--serif);
}

.want-detail-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px 20px;
  margin-bottom: 20px;
  font-size: 14px;
}

.want-detail-meta dt {
  color: var(--ink3);
  margin-bottom: 4px;
}

.want-detail-note h3,
.want-detail-contact h3 {
  font-size: 15px;
  margin: 0 0 10px;
}

.want-detail-note p {
  line-height: 1.8;
  color: var(--ink2);
  white-space: pre-wrap;
}

.want-detail-contact {
  margin-top: 20px;
  padding: 16px;
  border-radius: 10px;
  background: #f8fbfb;
  border: 1px solid rgba(var(--accent-rgb), 0.12);
}

.want-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.want-detail-linked {
  margin-top: 24px;
}

.want-detail-tip {
  margin-top: 20px;
  font-size: 13px;
  color: var(--ink3);
}

.want-post-panel .req {
  color: #e6a23c;
}

@media (max-width: 900px) {
  .want-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  body[data-route="wants"] .header-search {
    display: none;
  }

  .want-page {
    padding: 14px 0 36px;
  }

  .want-page-hero {
    margin-bottom: 12px;
    flex-direction: column;
    align-items: stretch;
  }

  .page-title {
    font-size: 26px;
  }

  .want-page-hero .page-title {
    font-size: 22px;
    margin-bottom: 4px;
  }

  .want-page-hero .page-sub {
    font-size: 13px;
    line-height: 1.55;
  }

  .want-toolbar {
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 8px;
    margin-bottom: 10px;
  }

  .want-search {
    flex: 1;
    min-width: 0;
    width: auto;
  }

  .want-search input {
    font-size: 16px;
    padding: 11px 12px;
    border-radius: 10px;
    height: 100%;
  }

  .want-toolbar-actions {
    display: flex;
    flex-shrink: 0;
    gap: 8px;
  }

  .want-toolbar-actions .btn {
    width: auto;
    padding: 11px 12px;
    font-size: 13px;
  }

  .want-chips {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-left: calc(-1 * var(--page-gutter));
    margin-right: calc(-1 * var(--page-gutter));
    padding-left: var(--page-gutter);
    padding-right: var(--page-gutter);
    padding-bottom: 2px;
    margin-bottom: 10px;
  }

  .want-subbar {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-left: calc(-1 * var(--page-gutter));
    margin-right: calc(-1 * var(--page-gutter));
    padding-left: var(--page-gutter);
    padding-right: var(--page-gutter);
    padding-bottom: 2px;
    gap: 8px;
    margin-bottom: 12px;
  }

  .want-chips::-webkit-scrollbar,
  .want-subbar::-webkit-scrollbar {
    display: none;
  }

  .want-status-tabs,
  .want-sort {
    display: flex;
    flex-wrap: nowrap;
    flex-shrink: 0;
    gap: 8px;
  }

  .want-chip,
  .want-status-tab,
  .want-sort-btn {
    flex-shrink: 0;
  }

  .want-card {
    padding: 14px;
    border-radius: 10px;
  }

  .want-card-head {
    flex-direction: row;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 10px;
  }

  .want-card-time {
    font-size: 11px;
    flex-shrink: 0;
    margin-left: auto;
  }

  .want-card-title {
    font-size: 16px;
    margin-bottom: 6px;
  }

  .want-card-meta {
    font-size: 12px;
    margin-bottom: 8px;
  }

  .want-card-excerpt {
    font-size: 13px;
    line-height: 1.65;
    -webkit-line-clamp: 2;
    margin-bottom: 10px;
  }

  .want-card-foot {
    padding-top: 10px;
  }

  .want-card-user {
    font-size: 12px;
    gap: 6px;
  }

  .want-card-more {
    font-size: 11px;
  }

  .book-info h1 {
    font-size: 22px;
  }

  .code-row {
    flex-wrap: wrap;
  }

  .code-row .btn {
    flex: 1 1 auto;
    min-width: 0;
  }
}

/* ---------- Content comments ---------- */
.content-engagement-mount {
  margin-top: 28px;
}

.content-engagement-mount--inline {
  margin-top: 0;
  margin-bottom: 0;
}

.content-engagement {
  padding: 20px 22px;
  border: 1px solid var(--line, #e8eaed);
  border-radius: 14px;
  background: #fff;
  margin-top: 8px;
  margin-bottom: 28px;
}

.review-page-article .content-engagement--inline,
.want-detail-card .content-engagement--inline {
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 16px 0 0;
  margin: 0;
}

.review-page-article .content-engagement--inline .content-comment-mount,
.want-detail-card .content-engagement--inline .content-comment-mount {
  margin-bottom: 0;
}

.review-page-article .content-engagement--inline .content-comment-compose,
.want-detail-card .content-engagement--inline .content-comment-compose {
  margin-top: 16px;
  margin-bottom: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  border-bottom: none;
  padding-bottom: 0;
}

.review-page-article .content-action-bar,
.want-detail-card .content-action-bar {
  margin-top: 20px;
}

.review-page-article .review-page-foot {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.content-engagement-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.content-engagement-head h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.content-comment-count {
  font-size: 13px;
  color: var(--ink3);
}

.content-comment-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.content-comment-item {
  padding: 12px 14px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--line, #e8eaed);
}

.content-comment-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.content-comment-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.content-comment-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

.content-comment-head time {
  margin-left: auto;
  font-size: 12px;
  color: var(--ink3);
}

.content-comment-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink2);
  white-space: pre-wrap;
  word-break: break-word;
}

.content-comment-empty {
  margin: 0 0 16px;
  font-size: 13px;
}

.content-comment-form {
  margin-top: 4px;
}

.content-comment-form textarea {
  display: block;
  width: 100%;
  min-height: 140px;
  padding: 14px 16px;
  margin-bottom: 12px;
  border: 1px solid var(--line, #e8eaed);
  border-radius: var(--radius-sm, 10px);
  font-size: 15px;
  line-height: 1.65;
  font-family: inherit;
  resize: vertical;
  box-sizing: border-box;
  background: #fff;
}

.content-comment-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft, rgba(0, 168, 155, 0.12));
}

.content-login-hint {
  margin: 0;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.content-comment-actions {
  margin-top: 4px;
}

.content-comment-reply-btn {
  border: none;
  background: none;
  padding: 0;
  font-size: 12px;
  color: var(--ink3);
  cursor: pointer;
  font-family: inherit;
}

.content-comment-reply-btn:hover {
  color: var(--accent);
}

.content-comment-reply-to {
  font-size: 12px;
  color: var(--ink3);
}

.content-comment-reply-to em {
  font-style: normal;
  color: var(--accent);
}

.content-comment-item--reply {
  margin-left: 20px;
  background: #f8fafc;
}

.content-comment-replies {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.content-reply-form-slot {
  margin-top: 10px;
}

.content-reply-form textarea {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
  min-height: 72px;
}

.content-reply-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 8px;
}

.hdr-notify-wrap {
  position: relative;
  flex-shrink: 0;
}

.hdr-notify-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--ink2);
  cursor: pointer;
  padding: 0;
}

.hdr-notify-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hdr-notify-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 999px;
  background: #e74c3c;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
}

.hdr-notify-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: min(360px, calc(100vw - 32px));
  max-height: 420px;
  overflow: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12);
  z-index: 200;
}

.hdr-notify-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 1;
}

.hdr-notify-read-all {
  border: none;
  background: none;
  color: var(--accent);
  font-size: 12px;
  cursor: pointer;
  font-family: inherit;
  padding: 0;
}

.hdr-notify-read-all:disabled {
  color: var(--ink3);
  cursor: default;
}

.hdr-notify-list {
  display: flex;
  flex-direction: column;
}

.hdr-notify-item {
  display: block;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
}

.hdr-notify-item:last-child {
  border-bottom: none;
}

.hdr-notify-item:hover {
  background: #f8fafc;
}

.hdr-notify-item.unread {
  background: #f0f7ff;
}

.hdr-notify-item-title {
  display: block;
  font-size: 13px;
  color: var(--ink);
  margin-bottom: 4px;
}

.hdr-notify-item-excerpt {
  display: block;
  font-size: 12px;
  color: var(--ink3);
  line-height: 1.5;
  margin-bottom: 4px;
}

.hdr-notify-item time {
  font-size: 11px;
  color: var(--ink3);
}

.hdr-notify-empty,
.hdr-notify-loading {
  padding: 24px 14px;
  text-align: center;
  font-size: 13px;
}

/* 电子书导航 — 扁平布局 */
.wrap.enav-page {
  max-width: 1320px;
}

.enav-page {
  padding: 16px 0 48px;
}

.enav-loading {
  padding: 48px 0;
  text-align: center;
  color: var(--ink3);
}

.enav-shell {
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.enav-sidebar {
  position: sticky;
  top: 112px;
  align-self: start;
  z-index: 20;
  width: 272px;
}

.enav-sidebar-inner {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 10px;
  max-height: calc(100vh - 124px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.enav-sidebar-head {
  margin: 0 10px 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink3);
  letter-spacing: 0.04em;
}

.enav-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: calc(100vh - 124px);
  overflow: auto;
  scrollbar-width: thin;
}

.enav-sidebar-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 12px;
  border-radius: 5px;
  font-size: 15px;
  color: var(--ink2);
  text-decoration: none;
  line-height: 1.4;
  border-left: 3px solid transparent;
}

.enav-sidebar-link:hover {
  background: #f5f7fa;
  color: var(--ink);
}

.enav-sidebar-link.on {
  background: rgba(24, 117, 250, 0.06);
  color: var(--accent);
  border-left-color: var(--accent);
}

.enav-sidebar-icon {
  flex-shrink: 0;
  width: 22px;
  font-size: 18px;
  text-align: center;
  opacity: 0.85;
}

.enav-sidebar-name {
  flex: 1;
  min-width: 0;
  line-height: 1.4;
  white-space: normal;
}

.enav-sidebar-count {
  flex-shrink: 0;
  min-width: 1.5em;
  font-size: 13px;
  color: var(--ink3);
  text-align: right;
}

.enav-main {
  min-width: 0;
}

.enav-hero {
  margin-bottom: 18px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
}

.enav-hero .page-title {
  margin: 0 0 8px;
  font-size: 24px;
}

.enav-hero-sub {
  margin: 0 0 6px;
  color: var(--ink2);
  font-size: 15px;
  line-height: 1.65;
}

.enav-hero-note {
  margin: 0;
  font-size: 13px;
}

.enav-section {
  margin-bottom: 22px;
  scroll-margin-top: 116px;
}

.enav-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0 2px;
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
}

.enav-section-icon {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  background: #f0f4f8;
  font-size: 15px;
}

.enav-section-count {
  margin-left: auto;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink3);
  background: #f5f7fa;
  padding: 2px 9px;
  border-radius: 4px;
}

.enav-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.enav-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 92px;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.12s, background 0.12s;
}

.enav-card:hover {
  border-color: var(--accent);
  background: #fafbfc;
}

.enav-card-icon {
  position: relative;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 5px;
  overflow: hidden;
  background: #f3f5f7;
  display: flex;
  align-items: center;
  justify-content: center;
}

.enav-card-icon img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
  display: block;
}

.enav-card-letter {
  font-size: 18px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
}

.enav-card-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.enav-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.enav-card-desc {
  margin: 0;
  font-size: 13px;
  color: var(--ink3);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.enav-card-host {
  font-size: 12px;
  color: #a0aec0;
}

@media (max-width: 1100px) {
  .enav-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .enav-shell {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .enav-sidebar {
    position: sticky;
    top: 128px;
    width: 100%;
    z-index: 30;
    background: var(--bg);
    padding-bottom: 6px;
  }

  .enav-sidebar-inner {
    max-height: none;
  }

  .enav-sidebar-nav {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 4px;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
  }

  .enav-sidebar-link {
    flex-shrink: 0;
    border-left: none;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
  }

  .enav-sidebar-link.on {
    border-left: none;
    border-bottom-color: var(--accent);
  }

  .enav-section {
    scroll-margin-top: 172px;
  }
}

@media (max-width: 640px) {
  .enav-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 420px) {
  .enav-grid {
    grid-template-columns: 1fr;
  }
}