:root {
  --bg: #f7f3ee;
  --panel: #ffffff;
  --panel-soft: #fff8f2;
  --text: #2b211d;
  --muted: #7d716b;
  --line: #eadfd6;
  --brand: #d84032;
  --brand-dark: #a82820;
  --gold: #c78b2b;
  --shadow: 0 16px 45px rgba(84, 48, 24, .08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
}

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

a:hover {
  color: var(--brand);
}

img {
  max-width: 100%;
  height: auto;
}

.wrap {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.site-header.is-sticky {
  box-shadow: 0 10px 25px rgba(70, 45, 24, .08);
}

.topbar {
  min-height: 78px;
  display: flex;
  align-items: center;
  gap: 26px;
}

.brand {
  min-width: 230px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: inline-grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), #f07c41);
  border-radius: 12px;
  font-size: 22px;
  font-weight: 800;
}

.brand-text strong,
.brand-text small {
  display: block;
}

.brand-text strong {
  font-size: 24px;
  line-height: 1.1;
}

.brand-text small {
  max-width: 180px;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-box {
  flex: 1;
  max-width: 560px;
  display: flex;
  align-items: center;
  background: #f4eee8;
  border: 1px solid transparent;
  border-radius: 999px;
  overflow: hidden;
}

.search-box:focus-within {
  border-color: rgba(216, 64, 50, .35);
  background: #fff;
}

.search-box input {
  flex: 1;
  min-width: 0;
  padding: 13px 18px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
}

.search-box button,
.btn-primary,
.comment-form button {
  border: 0;
  color: #fff;
  background: var(--brand);
  cursor: pointer;
  font-weight: 700;
}

.search-box button {
  align-self: stretch;
  padding: 0 26px;
}

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

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
}

.main-nav li a,
.main-nav a {
  display: block;
  padding: 13px 18px;
  color: #4e4039;
  font-weight: 700;
  white-space: nowrap;
}

.main-nav li:first-child a {
  color: var(--brand);
}

.nav-toggle {
  display: none;
}

.layout-main {
  padding: 28px 0 44px;
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(300px, .9fr);
  gap: 22px;
  margin-bottom: 22px;
}

.hero-copy,
.hero-rank,
.feed-section,
.side-block,
.reader-card,
.comments-panel,
.not-found {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-copy {
  min-height: 310px;
  padding: clamp(28px, 5vw, 58px);
  background:
    radial-gradient(circle at 85% 18%, rgba(216, 64, 50, .16), transparent 26%),
    linear-gradient(135deg, #fff, var(--panel-soft));
}

.eyebrow,
.top-label,
.reader-cate {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 10px;
  color: var(--brand);
  background: rgba(216, 64, 50, .1);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.hero-copy h1 {
  max-width: 760px;
  margin: 18px 0 14px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.18;
}

.hero-copy p {
  max-width: 720px;
  margin: 0;
  color: #6b5d55;
  font-size: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}

.btn-primary,
.btn-ghost,
.reader-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 22px;
  border-radius: 999px;
}

.btn-ghost,
.reader-actions a {
  border: 1px solid var(--line);
  background: #fff;
}

.hero-rank {
  padding: 22px;
}

.hero-rank h2,
.side-block h3,
.section-head h2,
.section-head h1 {
  margin: 0;
  font-size: 20px;
}

.hero-rank ol,
.side-rank ol {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: rank;
}

.hero-rank li,
.side-rank li {
  counter-increment: rank;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.hero-rank li::before,
.side-rank li::before {
  content: counter(rank);
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: #f4eee8;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 800;
}

.hero-rank li:nth-child(-n+3)::before,
.side-rank li:nth-child(-n+3)::before {
  color: #fff;
  background: var(--brand);
}

.hero-rank li a,
.side-rank li a {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hero-rank li span,
.side-rank li span {
  color: var(--muted);
  font-size: 12px;
}

.channel-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}

.channel-strip a {
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.channel-strip strong,
.channel-strip span {
  display: block;
}

.channel-strip span {
  color: var(--muted);
  font-size: 12px;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 22px;
  align-items: start;
}

.feed-section {
  padding: 22px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.section-head span {
  color: var(--muted);
  font-size: 13px;
}

.book-list {
  display: grid;
  gap: 0;
}

.book-card {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.book-cover {
  aspect-ratio: 3 / 4;
  display: block;
  overflow: hidden;
  background: linear-gradient(150deg, #3d2b26, #d84032 65%, #efb05a);
  border-radius: 6px;
  box-shadow: 0 12px 24px rgba(83, 42, 24, .18);
}

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

.book-info h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.book-info p {
  margin: 0;
  color: #655852;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.book-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

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

.is-top .book-cover {
  background: linear-gradient(150deg, var(--brand-dark), var(--brand), var(--gold));
}

.sidebar {
  display: grid;
  gap: 16px;
}

.side-block {
  padding: 20px;
}

.side-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.side-tags a,
.tag-row a {
  padding: 6px 12px;
  color: #5e4f48;
  background: #f7f1eb;
  border-radius: 999px;
  font-size: 13px;
}

.module ul {
  margin: 12px 0 0;
  padding-left: 18px;
}

.module li {
  margin: 6px 0;
}

.pagebar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.pagebar .page {
  min-width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  padding: 0 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.pagebar .now-page {
  color: #fff;
  background: var(--brand);
  border-color: var(--brand);
}

.reader-layout {
  padding: 28px 0 48px;
}

.reader-card {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(24px, 4vw, 54px);
}

.reader-head {
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.reader-head h1 {
  margin: 14px 0 12px;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.2;
}

.reader-head p {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 0;
  color: var(--muted);
}

.reader-body {
  padding-top: 30px;
  color: #352925;
  font-family: Georgia, "Times New Roman", "Songti SC", SimSun, serif;
  font-size: 19px;
  line-height: 2.05;
}

.reader-body p {
  margin: 0 0 1.1em;
}

.tag-row,
.reader-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.comment-wrap {
  max-width: 900px;
  margin: 22px auto 0;
}

.comments-panel {
  padding: 24px;
}

.comment-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.comment-avatar {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--gold);
  border-radius: 50%;
  font-weight: 800;
}

.comment-main header {
  display: flex;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
}

.comment-main strong {
  color: var(--text);
}

.comment-reply {
  color: var(--brand);
  font-size: 13px;
}

.comment-form {
  margin-top: 22px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.comment-form input,
.comment-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 11px 12px;
  outline: 0;
  background: #fff;
  color: var(--text);
}

.comment-form textarea {
  margin-top: 10px;
  resize: vertical;
}

.comment-form button {
  margin-top: 12px;
  padding: 11px 22px;
  border-radius: 6px;
}

.verify-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.verify-row img {
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.not-found {
  margin: 42px auto;
  max-width: 680px;
  padding: 54px;
  text-align: center;
}

.not-found span {
  color: var(--brand);
  font-size: 64px;
  font-weight: 900;
  line-height: 1;
}

.site-footer {
  margin-top: 30px;
  padding: 34px 0 26px;
  color: #dfd2c8;
  background: #2d211d;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.footer-grid p,
.footer-copy {
  color: #ad9d94;
  font-size: 13px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

@media (max-width: 960px) {
  .topbar {
    min-height: auto;
    padding: 14px 0;
    flex-wrap: wrap;
  }

  .brand {
    min-width: 0;
    flex: 1;
  }

  .search-box {
    order: 3;
    flex-basis: 100%;
    max-width: none;
  }

  .nav-toggle {
    width: 42px;
    height: 42px;
    display: inline-grid;
    place-items: center;
    gap: 4px;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 8px;
  }

  .nav-toggle span {
    width: 18px;
    height: 2px;
    background: var(--text);
  }

  .main-nav {
    display: none;
  }

  .main-nav.is-open {
    display: block;
  }

  .main-nav ul {
    padding: 8px 0;
    flex-wrap: wrap;
  }

  .hero-panel,
  .content-grid {
    grid-template-columns: 1fr;
  }

  .channel-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .wrap {
    width: min(100% - 22px, 1180px);
  }

  .brand-text small {
    display: none;
  }

  .hero-copy {
    min-height: 0;
    padding: 26px;
  }

  .book-card {
    grid-template-columns: 70px minmax(0, 1fr);
    gap: 14px;
  }

  .book-info h3 {
    font-size: 17px;
  }

  .book-info p {
    -webkit-line-clamp: 3;
  }

  .form-grid,
  .channel-strip {
    grid-template-columns: 1fr;
  }

  .reader-card,
  .comments-panel {
    padding: 22px;
  }

  .reader-body {
    font-size: 17px;
    line-height: 1.9;
  }

  .footer-grid {
    display: block;
  }
}