/* ============================================================
   皮皮漫画 · 整站样式表
   视觉方向：学术期刊底色 + 漫画阅读站
   配色：纸张底 #f7f4ec / 墨色 #24211d / 赭石 #b34d2f / 灰绿 #52705b
   ============================================================ */

/* ============================================================
   1. Base —— 全局基础
   ============================================================ */
:root {
  --paper: #f7f4ec;
  --ink: #24211d;
  --brick: #b34d2f;
  --moss: #52705b;
  --line: #d8d0c2;
  --card: #fffdf8;
  --muted: #6b655c;
  --serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'Georgia', serif;
  --sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --container: 1180px;
  --header-h: 64px;
  --radius: 6px;
  --shadow: 0 2px 10px rgba(36, 33, 29, 0.06);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  background-color: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--brick);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

ul,
ol {
  list-style: none;
}

time {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--muted);
}

/* 视觉隐藏（仅读屏可感知） */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   2. Layout —— 全站骨架
   ============================================================ */
.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--paper);
}

/* ---- 页头 ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background-color: var(--card);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--container);
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-brand {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 2px;
  white-space: nowrap;
}

.site-brand a {
  color: var(--ink);
}

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

/* ---- 主导航 ---- */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--ink);
  border-radius: 1px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.site-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-list li a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  font-family: var(--serif);
  color: var(--ink);
  border-radius: var(--radius);
  white-space: nowrap;
}

.nav-list li a:hover {
  background-color: rgba(179, 77, 47, 0.08);
  color: var(--brick);
}

.nav-list li a.is-current {
  color: var(--brick);
  font-weight: 600;
  background-color: rgba(179, 77, 47, 0.08);
}

/* ---- 主内容区 ---- */
.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.inner-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 64px;
}

/* ---- 面包屑 ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
  font-size: 13px;
  font-family: var(--sans);
  color: var(--muted);
}

.breadcrumb a {
  color: var(--muted);
}

.breadcrumb a:hover {
  color: var(--brick);
}

.breadcrumb-sep {
  color: var(--line);
}

.breadcrumb-current {
  color: var(--ink);
}

/* ---- 页标题区 ---- */
.page-header {
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 12px;
}

.page-description {
  font-size: 15px;
  color: var(--muted);
  max-width: 720px;
  line-height: 1.8;
}

/* ---- 页脚 ---- */
.site-footer {
  background-color: var(--card);
  border-top: 1px solid var(--line);
  padding: 48px 0 24px;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.footer-col h2 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  font-size: 14px;
  color: var(--muted);
}

.footer-col ul li a:hover {
  color: var(--brick);
}

.footer-note {
  max-width: var(--container);
  margin: 32px auto 0;
  padding: 20px 24px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
  text-align: left;
  line-height: 1.8;
}

.copyright {
  max-width: var(--container);
  margin: 8px auto 0;
  padding: 0 24px;
  font-size: 12px;
  color: var(--muted);
  font-family: var(--sans);
}

/* ============================================================
   3. Components —— 通用组件
   ============================================================ */

/* ---- 区块标题 ---- */
.section-heading {
  margin-bottom: 28px;
}

.section-heading h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.4;
}

.section-heading p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 640px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}

.section-desc {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 24px;
  max-width: 640px;
  line-height: 1.7;
}

.section-note {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

/* ---- 状态标签 ---- */
.status-tag {
  display: inline-block;
  padding: 2px 10px;
  font-family: var(--sans);
  font-size: 12px;
  line-height: 1.6;
  color: var(--moss);
  background-color: rgba(82, 112, 91, 0.1);
  border: 1px solid rgba(82, 112, 91, 0.25);
  border-radius: 3px;
  white-space: nowrap;
}

/* ---- 文字链接 ---- */
.text-link {
  display: inline-block;
  margin-top: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--brick);
  border-bottom: 1px solid transparent;
}

.text-link:hover {
  border-bottom-color: var(--brick);
}

/* ---- 通用标签 ---- */
.tag {
  display: inline-block;
  padding: 2px 10px;
  font-family: var(--sans);
  font-size: 12px;
  color: var(--muted);
  background-color: rgba(216, 208, 194, 0.3);
  border: 1px solid var(--line);
  border-radius: 3px;
  white-space: nowrap;
}

/* ---- 相关链接 ---- */
.related-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 48px;
  padding: 16px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.related-links-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-right: 4px;
}

.related-links-item {
  font-size: 14px;
  color: var(--brick);
}

.related-links-item:hover {
  color: var(--ink);
}

/* ---- 步骤编号 ---- */
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--brick);
  color: #fff;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}

/* ---- 按钮（404 页） ---- */
.btn {
  display: inline-block;
  padding: 10px 28px;
  font-size: 15px;
  font-family: var(--serif);
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

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

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

.btn-secondary {
  background-color: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-secondary:hover {
  border-color: var(--brick);
  color: var(--brick);
}

/* ============================================================
   4. Pages —— 各页面专属样式
   ============================================================ */

/* ========== 首页 index.html ========== */
.home-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 64px;
}

/* ---- 今日更新台（hero） ---- */
.hero-update-desk {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 48px;
}

.hero-copy .date-line {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.hero-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 20px;
}

.update-digest-list {
  margin-bottom: 16px;
}

.update-digest-list li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

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

.update-digest-list li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 15px;
  color: var(--ink);
}

.update-digest-list li a:hover {
  color: var(--brick);
}

.update-digest-list li a strong {
  font-weight: 600;
  flex: 1;
}

.hero-figure {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--card);
  box-shadow: var(--shadow);
}

.hero-figure img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

/* ---- 题材快捷入口 ---- */
.topic-quick-entry {
  margin-bottom: 56px;
}

.entry-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.entry-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.entry-chip:hover {
  border-color: var(--brick);
  color: var(--brick);
  box-shadow: var(--shadow);
}

/* ---- 最近更新封面墙 ---- */
.recent-wall {
  margin-bottom: 56px;
}

.cover-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cover-card {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.cover-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(36, 33, 29, 0.1);
}

.cover-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.cover-card h3 {
  padding: 14px 16px 6px;
  font-size: 16px;
  font-weight: 600;
}

.cover-card h3 a {
  color: var(--ink);
}

.cover-card h3 a:hover {
  color: var(--brick);
}

.cover-card .meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 16px 14px;
}

/* ---- 人气榜 ---- */
.ranking-section {
  margin-bottom: 56px;
}

.ranking-list {
  border-top: 1px solid var(--line);
}

.ranking-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 8px;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.2s ease;
}

.ranking-item:hover {
  background-color: rgba(255, 253, 248, 0.8);
}

.rank-num {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 700;
  color: var(--brick);
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

.ranking-item img {
  width: 56px;
  height: 72px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--line);
  flex-shrink: 0;
}

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

.rank-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 2px;
}

.rank-info h3 a {
  color: var(--ink);
}

.rank-info h3 a:hover {
  color: var(--brick);
}

.rank-info p.tag {
  font-size: 12px;
}

.heat-level {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

/* ---- 编辑选荐 ---- */
.editor-picks {
  margin-bottom: 56px;
}

.pick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.pick-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.pick-card img {
  width: 120px;
  height: 160px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--line);
}

.pick-card .pick-content h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.pick-card .pick-content h3 a {
  color: var(--ink);
}

.pick-card .pick-content h3 a:hover {
  color: var(--brick);
}

.pick-excerpt {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 10px;
}

.pick-card .footnote {
  font-size: 12px;
  color: var(--muted);
  border-top: 1px dashed var(--line);
  padding-top: 8px;
  line-height: 1.6;
}

/* ---- 阅读指南入口 ---- */
.guide-entry {
  margin-bottom: 32px;
  padding: 32px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
}

.guide-steps li {
  padding: 20px;
  background-color: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-steps li .step-num {
  margin-bottom: 12px;
}

.guide-steps li h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.guide-steps li p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ========== 题材大全 ppmh/ticai.html ========== */
.page-ticai .genre-overview {
  margin-bottom: 48px;
}

.genre-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.genre-tag-list li a {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.genre-tag-list li a:hover {
  border-color: var(--brick);
  color: var(--brick);
}

/* 侧栏在左：题材页 */
.page-layout.sidebar-left {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: start;
}

.genre-index {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.genre-index-list li {
  border-bottom: 1px dashed var(--line);
}

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

.genre-index-list li a {
  display: block;
  padding: 10px 4px;
  font-size: 14px;
  color: var(--ink);
}

.genre-index-list li a:hover {
  color: var(--brick);
  padding-left: 8px;
}

.genre-detail-panels {
  min-width: 0;
}

.genre-panel {
  display: grid;
  grid-template-columns: 1fr 140px;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.genre-panel:last-child {
  border-bottom: none;
}

.genre-panel-text h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.genre-scope {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 12px;
  line-height: 1.7;
}

.genre-audience {
  font-size: 14px;
  margin-bottom: 12px;
}

.genre-audience strong {
  font-weight: 600;
  color: var(--moss);
}

.genre-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.genre-link a {
  font-size: 14px;
  font-weight: 600;
  color: var(--brick);
  border-bottom: 1px solid transparent;
}

.genre-link a:hover {
  border-bottom-color: var(--brick);
}

.genre-figure {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--card);
}

.genre-figure img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

/* 题材与状态对照 */
.genre-status-note {
  margin-top: 48px;
}

.status-pair-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.status-pair-item {
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.status-pair-item h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--moss);
}

.status-pair-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ========== 最近更新 ppmh/gengxin.html ========== */
.year-jump {
  margin-bottom: 40px;
}

.year-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.year-link {
  display: inline-block;
  padding: 8px 24px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 15px;
  color: var(--ink);
}

.year-link:hover {
  border-color: var(--brick);
  color: var(--brick);
}

.month-summary {
  margin-bottom: 48px;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.summary-card {
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.summary-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--moss);
  margin-bottom: 10px;
}

.summary-num {
  font-family: var(--sans);
  font-size: 28px;
  font-weight: 700;
  color: var(--brick);
  line-height: 1.2;
  margin-bottom: 6px;
}

.summary-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* 月份更新列表 */
.month-list {
  margin-bottom: 48px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.update-group {
  margin-bottom: 28px;
}

.update-date {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}

.update-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

.update-thumb {
  width: 44px;
  height: 58px;
  object-fit: cover;
  border-radius: 3px;
  border: 1px solid var(--line);
  flex-shrink: 0;
}

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

.update-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 2px;
}

.update-meta {
  font-size: 13px;
  color: var(--muted);
  font-family: var(--sans);
}

.update-meta .status-tag {
  margin-left: 8px;
  font-size: 11px;
}

/* 阅读路径入口 */
.reading-path {
  margin-top: 48px;
  padding: 28px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.path-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.path-links a {
  padding: 8px 20px;
  background-color: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px;
  color: var(--ink);
}

.path-links a:hover {
  border-color: var(--brick);
  color: var(--brick);
}

/* ========== 人气榜单 ppmh/paihang.html ========== */
.page-layout.layout-with-aside {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}

.rank-main {
  min-width: 0;
}

.rank-list {
  border-top: 1px solid var(--line);
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 8px;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.2s ease;
}

.rank-item:hover {
  background-color: rgba(255, 253, 248, 0.8);
}

.rank-no {
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 700;
  color: var(--brick);
  width: 36px;
  text-align: center;
  flex-shrink: 0;
}

.rank-cover {
  flex-shrink: 0;
}

.rank-cover img {
  width: 56px;
  height: 72px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--line);
}

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

.rank-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.rank-info h3 a {
  color: var(--ink);
}

.rank-info h3 a:hover {
  color: var(--brick);
}

.rank-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 2px;
}

.rank-tags .tag {
  font-size: 11px;
  padding: 1px 8px;
}

.rank-heat {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--muted);
}

/* 侧栏 */
.rank-aside {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.aside-block {
  padding: 24px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.aside-block h2 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.aside-block p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 10px;
}

.aside-block p:last-child {
  margin-bottom: 0;
}

/* ========== 编辑选荐 ppmh/tuijian.html ========== */
.section-picks {
  margin-bottom: 56px;
}

.pick-block {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.pick-block:first-of-type {
  padding-top: 0;
}

.pick-media {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--card);
}

.pick-media img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.pick-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.pick-content h3 a {
  color: var(--ink);
}

.pick-content h3 a:hover {
  color: var(--brick);
}

.pick-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.pick-tags .tag {
  font-size: 12px;
}

.pick-note {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  margin-bottom: 12px;
}

.pick-footnote {
  font-size: 13px;
  color: var(--muted);
  border-top: 1px dashed var(--line);
  padding-top: 8px;
  margin-bottom: 10px;
  line-height: 1.7;
}

.pick-link a {
  font-size: 14px;
  font-weight: 600;
  color: var(--brick);
  border-bottom: 1px solid transparent;
}

.pick-link a:hover {
  border-bottom-color: var(--brick);
}

/* 往期选荐 */
.section-past {
  margin-bottom: 48px;
}

.past-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.past-item {
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.past-item h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
}

.past-item h3 a {
  color: var(--ink);
}

.past-item h3 a:hover {
  color: var(--brick);
}

.past-meta {
  font-size: 13px;
  color: var(--muted);
  font-family: var(--sans);
  margin-bottom: 8px;
}

.past-summary {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* 指南链接 */
.section-guide-link {
  margin-bottom: 24px;
}

.section-guide-link p {
  font-size: 15px;
  line-height: 2;
}

.section-guide-link p a {
  margin-right: 16px;
  font-weight: 600;
}

/* ========== 阅读指南 ppmh/yuedu.html ========== */
.guide-media {
  margin-bottom: 48px;
}

.guide-figure {
  max-width: 720px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--card);
  margin-top: 16px;
}

.guide-figure img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.guide-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--muted);
  background-color: var(--card);
  border-top: 1px solid var(--line);
}

.guide-section {
  margin-bottom: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

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

.path-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.path-step {
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.path-step h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--brick);
}

.path-step p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

.path-step p a {
  font-weight: 600;
}

/* 状态标签问答 */
.status-faq {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.status-item {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.status-item summary {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink);
  list-style: none;
  position: relative;
  padding-right: 40px;
}

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

.status-item summary::after {
  content: '+';
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--brick);
}

.status-item[open] summary::after {
  content: '−';
}

.status-item summary:hover {
  color: var(--brick);
}

.status-item p {
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* 反馈流程 */
.feedback-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.feedback-step {
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feedback-step h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.feedback-step p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ========== 版权与反馈 ppmh/fankui.html ========== */
.collect-section {
  margin-bottom: 48px;
}

.collect-content {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 32px;
  align-items: start;
}

.collect-text p {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
}

.collect-text p:last-child {
  margin-bottom: 0;
}

.collect-figure {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--card);
}

.collect-figure img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.collect-figure figcaption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.rights-section {
  margin-bottom: 48px;
}

.rights-content p {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 14px;
  max-width: 760px;
}

.rights-content p:last-child {
  margin-bottom: 0;
}

.feedback-section {
  margin-bottom: 48px;
}

.feedback-intro {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 24px;
  max-width: 640px;
}

.feedback-section .feedback-steps li {
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feedback-section .feedback-steps li .step-num {
  margin-bottom: 10px;
}

.feedback-section .feedback-steps li h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.feedback-section .feedback-steps li p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

.boundary-section {
  margin-bottom: 24px;
}

.boundary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.boundary-item {
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.boundary-item h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--moss);
  margin-bottom: 8px;
}

.boundary-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

.boundary-note {
  font-size: 14px;
  color: var(--muted);
  line-height: 2;
}

.boundary-note a {
  margin-right: 16px;
  font-weight: 600;
}

/* ========== 404 页 ========== */
.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-h) - 280px);
  padding: 64px 24px;
}

.error-panel {
  max-width: 560px;
  text-align: left;
  padding: 40px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.error-code {
  font-family: var(--sans);
  font-size: 64px;
  font-weight: 700;
  color: var(--brick);
  line-height: 1;
  margin-bottom: 16px;
}

.error-panel h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}

.error-lead {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 24px;
  line-height: 1.8;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.error-help {
  font-size: 14px;
  color: var(--muted);
  line-height: 2;
}

.error-help a {
  margin-right: 16px;
}

/* ============================================================
   5. Responsive —— 响应式
   ============================================================ */

/* ---- 1024px ---- */
@media (max-width: 1024px) {
  .header-inner {
    padding: 0 20px;
  }

  .inner-main {
    padding: 40px 20px 56px;
  }

  .home-main {
    padding: 0 20px 56px;
  }

  .hero-update-desk {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 40px 0 32px;
  }

  .hero-figure img {
    height: 260px;
  }

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

  .cover-card img {
    height: 180px;
  }

  .pick-grid {
    grid-template-columns: 1fr;
  }

  .pick-card {
    grid-template-columns: 120px 1fr;
  }

  .guide-steps {
    grid-template-columns: 1fr;
  }

  .page-layout.sidebar-left {
    grid-template-columns: 180px 1fr;
    gap: 24px;
  }

  .page-layout.layout-with-aside {
    grid-template-columns: 1fr 260px;
    gap: 24px;
  }

  .genre-panel {
    grid-template-columns: 1fr 120px;
    gap: 16px;
  }

  .genre-figure img {
    height: 150px;
  }

  .pick-block {
    grid-template-columns: 160px 1fr;
    gap: 20px;
  }

  .pick-media img {
    height: 220px;
  }

  .status-faq {
    grid-template-columns: 1fr;
  }

  .collect-content {
    grid-template-columns: 1fr 220px;
    gap: 24px;
  }
}

/* ---- 768px ---- */
@media (max-width: 768px) {
  :root {
    --header-h: 56px;
  }

  .header-inner {
    padding: 0 16px;
  }

  .site-brand {
    font-size: 18px;
  }

  /* 汉堡菜单 */
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background-color: var(--card);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 16px rgba(36, 33, 29, 0.08);
  }

  .site-nav .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 16px 16px;
  }

  .site-nav .nav-list.is-open {
    display: flex;
  }

  .nav-list li a {
    padding: 12px 8px;
    font-size: 16px;
    border-bottom: 1px dashed var(--line);
    border-radius: 0;
  }

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

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* 内页 */
  .inner-main {
    padding: 32px 16px 48px;
  }

  .home-main {
    padding: 0 16px 48px;
  }

  .breadcrumb {
    margin-bottom: 16px;
    font-size: 12px;
  }

  .page-header {
    margin-bottom: 28px;
    padding-bottom: 16px;
  }

  .page-title {
    font-size: 24px;
  }

  .page-description {
    font-size: 14px;
  }

  .hero-title {
    font-size: 24px;
  }

  .entry-group {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .entry-chip {
    padding: 12px 14px;
    font-size: 14px;
  }

  .cover-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .cover-card img {
    height: 160px;
  }

  .cover-card h3 {
    font-size: 15px;
    padding: 10px 12px 4px;
  }

  .cover-card .meta {
    padding: 0 12px 10px;
  }

  .ranking-item {
    gap: 12px;
    padding: 12px 4px;
  }

  .rank-num {
    font-size: 16px;
    width: 26px;
  }

  .ranking-item img {
    width: 48px;
    height: 62px;
  }

  .rank-info h3 {
    font-size: 15px;
  }

  .heat-level {
    font-size: 12px;
  }

  .pick-card {
    grid-template-columns: 100px 1fr;
    padding: 14px;
    gap: 12px;
  }

  .pick-card img {
    width: 100px;
    height: 140px;
  }

  .pick-excerpt {
    font-size: 13px;
  }

  .guide-entry {
    padding: 24px 16px;
  }

  .guide-steps {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .guide-steps li {
    padding: 16px;
  }

  /* 页脚 */
  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    padding: 0 16px;
  }

  .footer-note {
    padding: 16px 16px 0;
    font-size: 12px;
  }

  .copyright {
    padding: 0 16px;
  }

  /* 题材页 */
  .page-layout.sidebar-left {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .genre-index {
    position: static;
    padding: 12px;
  }

  .genre-index-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }

  .genre-index-list li {
    border-bottom: none;
  }

  .genre-index-list li a {
    padding: 6px 14px;
    font-size: 13px;
    background-color: var(--paper);
    border: 1px solid var(--line);
    border-radius: 999px;
  }

  .genre-index-list li a:hover {
    padding-left: 14px;
  }

  .genre-panel {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 20px 0;
  }

  .genre-figure img {
    height: 160px;
  }

  .status-pair-list {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* 更新页 */
  .summary-cards {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .update-list li {
    gap: 10px;
  }

  .update-thumb {
    width: 36px;
    height: 48px;
  }

  .update-name {
    font-size: 14px;
  }

  .update-meta {
    font-size: 12px;
  }

  /* 榜单页 */
  .page-layout.layout-with-aside {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .rank-aside {
    order: 2;
  }

  .rank-no {
    font-size: 18px;
    width: 28px;
  }

  /* 选荐页 */
  .pick-block {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px 0;
  }

  .pick-media img {
    height: 200px;
  }

  .past-list {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* 阅读指南 */
  .path-steps {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .feedback-steps {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* 反馈页 */
  .collect-content {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .collect-figure img {
    height: 160px;
  }

  .boundary-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* 404 */
  .error-main {
    min-height: calc(100vh - var(--header-h) - 300px);
    padding: 40px 16px;
  }

  .error-panel {
    padding: 28px 20px;
  }

  .error-code {
    font-size: 48px;
  }

  .error-panel h1 {
    font-size: 22px;
  }
}

/* ---- 480px ---- */
@media (max-width: 480px) {
  .header-inner {
    padding: 0 12px;
  }

  .site-brand {
    font-size: 16px;
  }

  .entry-group {
    grid-template-columns: 1fr;
  }

  .cover-grid {
    grid-template-columns: 1fr;
  }

  .cover-card img {
    height: 200px;
  }

  .hero-figure img {
    height: 200px;
  }

  .ranking-item {
    flex-wrap: wrap;
  }

  .ranking-item img {
    width: 44px;
    height: 58px;
  }

  .heat-level {
    width: 100%;
    padding-left: 74px;
    font-size: 12px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .pick-card {
    grid-template-columns: 1fr;
  }

  .pick-card img {
    width: 100%;
    height: 180px;
  }

  .genre-tag-list li a {
    padding: 6px 14px;
    font-size: 14px;
  }

  .year-links {
    gap: 8px;
  }

  .year-link {
    padding: 6px 16px;
    font-size: 14px;
  }

  .rank-item {
    flex-wrap: wrap;
  }

  .rank-cover img {
    width: 48px;
    height: 62px;
  }

  .rank-heat {
    width: 100%;
    padding-left: 52px;
  }

  .related-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px 16px;
  }

  .related-links-label {
    margin-bottom: 4px;
  }

  .error-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    text-align: center;
  }
}