/* ============================================================
   工口漫画 · 整站样式表
   数据目录风：表格、筛选、标签和状态构成视觉核心
   ============================================================ */

/* ============================================================
   1. Base — 变量、重置、基础排版
   ============================================================ */
:root {
  --color-bg: #F5F2EB;
  --color-ink: #17151A;
  --color-brand: #C7506B;
  --color-teal: #2F6D6A;
  --color-line: #E8E2D6;
  --color-year: #F2C14E;
  --color-muted: #6B6572;
  --color-white: #FFFFFF;
  --color-soft: #FDFCF9;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;
  --container-width: 1200px;
  --content-width: 860px;
  --sidebar-width: 280px;
  --radius: 8px;
  --radius-sm: 4px;
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

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

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

a {
  color: var(--color-teal);
  text-decoration: none;
  transition: color var(--transition);
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-ink);
}

/* 等宽数字用于年份、名次、时间 */
time,
.year-title,
.step-num,
.step-number,
.month-label,
.rank-number,
.error-code,
.update-time,
.timeline-date {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* 视觉隐藏，但保留给屏幕阅读器 */
.sr-only,
.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;
}

/* ============================================================
   2. Layout — 容器、页头、页脚、页面骨架
   ============================================================ */

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

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-brand);
  letter-spacing: 1px;
}

.site-nav {
  display: flex;
  align-items: center;
}

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

.nav-list li a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  color: var(--color-ink);
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-list li a:hover {
  color: var(--color-brand);
}

.nav-list li a.is-current {
  color: var(--color-brand);
  border-bottom-color: var(--color-brand);
  font-weight: 600;
}

/* 汉堡按钮，桌面隐藏 */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  flex-direction: column;
  gap: 5px;
  align-items: center;
  justify-content: center;
}

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

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--color-ink);
  color: #B8B2BE;
  margin-top: 80px;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 56px 24px 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-col h2.footer-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

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

.footer-col ul li a {
  font-size: 14px;
  color: #B8B2BE;
}

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

.footer-col ul li span {
  font-size: 14px;
  color: #8B8591;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 14px;
  color: #8B8591;
  line-height: 1.7;
  max-width: 260px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: #8B8591;
  max-width: var(--container-width);
  margin: 0 auto;
}

/* ---------- 主容器 ---------- */
.site-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.inner-main {
  padding-top: 40px;
  padding-bottom: 40px;
  max-width: var(--container-width);
  margin: 0 auto;
  width: 100%;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-muted);
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-line);
}

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

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

.breadcrumb-sep {
  color: #B8B2BE;
}

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

/* 页面标题区 */
.page-header {
  margin-bottom: 48px;
}

.page-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: 12px;
  line-height: 1.3;
}

.page-description {
  font-size: 16px;
  color: var(--color-muted);
  max-width: 720px;
  line-height: 1.8;
}

.page-description a {
  color: var(--color-teal);
  text-decoration: underline;
}

/* ---------- 内页双栏布局 ---------- */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  align-items: start;
}

.content-column {
  min-width: 0;
  max-width: 100%;
}

/* 侧栏通用 */
.sidebar,
.rank-meta,
.archive-links,
.related-links {
  min-width: 0;
  position: sticky;
  top: 96px;
}

.sidebar-title,
.aside-title,
.related-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-ink);
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--color-brand);
  letter-spacing: 0.5px;
}

.sidebar-list,
.aside-list,
.related-list,
.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-list li a,
.aside-list li a,
.related-list li a,
.sidebar-links li a {
  display: block;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--color-ink);
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), background var(--transition);
}

.sidebar-list li a:hover,
.aside-list li a:hover,
.related-list li a:hover,
.sidebar-links li a:hover {
  border-color: var(--color-brand);
  background: var(--color-white);
  color: var(--color-brand);
}

/* 侧栏说明文字 */
.related-note,
.related-note p {
  font-size: 13px;
  color: var(--color-muted);
  line-height: 1.7;
}

.related-note {
  margin-top: 28px;
  padding: 16px;
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

/* ---------- 需要 layout-shell 包裹的页面 ---------- */
.layout-shell {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  align-items: start;
}

.layout-shell .inner-main {
  max-width: none;
  padding: 40px 0;
  margin: 0;
  min-width: 0;
}

.layout-shell .archive-links,
.layout-shell .related-links {
  padding-top: 40px;
}

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

/* ---------- 数据表格 ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.data-table thead th {
  background: var(--color-ink);
  color: var(--color-white);
  font-size: 14px;
  font-weight: 600;
  text-align: left;
  padding: 14px 18px;
  letter-spacing: 0.5px;
}

.data-table tbody td,
.data-table tbody th {
  padding: 14px 18px;
  font-size: 15px;
  border-top: 1px solid var(--color-line);
  vertical-align: middle;
}

.data-table tbody tr:nth-child(even) {
  background: rgba(232, 226, 214, 0.3);
}

.data-table tbody tr:hover {
  background: rgba(242, 193, 78, 0.08);
}

.data-table tbody th {
  font-weight: 600;
  text-align: left;
}

.data-table a {
  color: var(--color-teal);
  font-weight: 500;
}

.data-table a:hover {
  color: var(--color-brand);
  text-decoration: underline;
}

/* ---------- 状态标记 ---------- */
.status-label,
.status-tag,
.status-badge {
  display: inline-block;
  padding: 2px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  line-height: 1.6;
  white-space: nowrap;
}

.status-serial,
.is-serial {
  background: rgba(47, 109, 106, 0.12);
  color: var(--color-teal);
  border: 1px solid rgba(47, 109, 106, 0.3);
}

.status-end,
.is-end {
  background: rgba(107, 101, 114, 0.1);
  color: var(--color-muted);
  border: 1px solid rgba(107, 101, 114, 0.25);
}

.status-pause,
.is-pause,
.status-paused {
  background: rgba(199, 80, 107, 0.1);
  color: var(--color-brand);
  border: 1px solid rgba(199, 80, 107, 0.3);
}

/* ---------- 题材标签 ---------- */
.genre-tag,
.tag-link {
  display: inline-block;
  padding: 4px 12px;
  font-size: 13px;
  color: var(--color-teal);
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  transition: border-color var(--transition), color var(--transition);
}

.genre-tag:hover,
.tag-link:hover {
  border-color: var(--color-teal);
  color: var(--color-brand);
}

/* ---------- 时间轴 ---------- */
.timeline-list {
  position: relative;
}

.timeline-item {
  position: relative;
  padding-left: 32px;
  padding-bottom: 32px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  width: 2px;
  height: calc(100% - 12px);
  background: var(--color-line);
}

.timeline-item::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  width: 10px;
  height: 10px;
  background: var(--color-brand);
  border-radius: 50%;
  border: 2px solid var(--color-soft);
  z-index: 1;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item:last-child::before {
  display: none;
}

.timeline-summary {
  font-size: 15px;
  color: var(--color-ink);
  margin-top: 6px;
  line-height: 1.7;
}

/* ---------- 图片容器 ---------- */
figure {
  margin: 0;
}

figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

figcaption {
  font-size: 13px;
  color: var(--color-muted);
  margin-top: 8px;
  line-height: 1.6;
}

/* ---------- 模块区块 ---------- */
.module-block {
  padding: 56px 0;
  border-bottom: 1px solid var(--color-line);
}

.module-block:last-child {
  border-bottom: none;
}

.module-block h2,
.section-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-ink);
  letter-spacing: 0.5px;
}

.section-intro,
.section-lead,
.section-desc {
  font-size: 15px;
  color: var(--color-muted);
  margin-bottom: 28px;
  max-width: 720px;
}

.table-footer-note {
  font-size: 14px;
  color: var(--color-muted);
  margin-top: 16px;
  text-align: right;
}

.table-footer-note a {
  color: var(--color-teal);
  font-weight: 500;
}

.table-footer-note a:hover {
  text-decoration: underline;
}

/* ---------- 折叠 FAQ ---------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.faq-item summary {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 48px;
  transition: color var(--transition);
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: var(--color-brand);
  font-weight: 400;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:hover {
  color: var(--color-brand);
}

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

/* ---------- 按钮 ---------- */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition),
    border-color var(--transition);
  min-height: 44px;
  line-height: 1.4;
}

.btn-primary {
  background: var(--color-brand);
  color: var(--color-white);
  border: 1px solid var(--color-brand);
}

.btn-primary:hover {
  background: #B03E57;
  color: var(--color-white);
}

.btn-secondary {
  background: transparent;
  color: var(--color-teal);
  border: 1px solid var(--color-teal);
}

.btn-secondary:hover {
  background: rgba(47, 109, 106, 0.08);
  color: var(--color-teal);
}

/* ============================================================
   4. Pages — 首页
   ============================================================ */

/* ---------- 首屏档案索引 ---------- */
.archive-index {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  padding: 64px 0 56px;
  align-items: center;
}

.archive-index-copy h1 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  color: var(--color-ink);
}

.archive-index-copy h1 strong {
  color: var(--color-brand);
}

.index-lead {
  font-size: 17px;
  color: var(--color-muted);
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 520px;
}

.quick-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.quick-tags .tag-link {
  font-size: 14px;
  padding: 6px 14px;
}

.year-entry-link {
  margin-top: 8px;
}

.year-entry-link a {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--color-teal);
  font-weight: 600;
  border-bottom: 1px solid var(--color-teal);
  padding-bottom: 2px;
}

.year-entry-link a:hover {
  color: var(--color-brand);
  border-color: var(--color-brand);
}

.hero-figure img {
  border-radius: var(--radius);
  border: 1px solid var(--color-line);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-figure figcaption {
  text-align: right;
}

.content-media-primary {
  margin-top: 32px;
}

.content-media-primary img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--color-line);
}

/* ---------- 题材覆盖范围 ---------- */
.genre-scope .genre-table {
  margin-top: 8px;
}

/* ---------- 最近更新 ---------- */
.recent-updates .timeline-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
}

.recent-updates .update-time {
  font-size: 14px;
  color: var(--color-teal);
  font-weight: 600;
}

.recent-updates .timeline-summary {
  width: 100%;
}

/* ---------- 人气排行摘要 ---------- */
.ranking-preview .rank-table {
  margin-top: 8px;
}

.ranking-preview .rank-number {
  font-weight: 700;
  font-size: 16px;
  color: var(--color-brand);
}

/* ---------- 阅读指南入口 ---------- */
.reading-path {
  padding: 56px 0;
}

.step-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.step-item {
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
}

.step-num {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--color-year);
  margin-bottom: 12px;
  line-height: 1;
}

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

.step-text a {
  color: var(--color-teal);
  font-weight: 500;
}

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

.path-link {
  display: inline-block;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  background: var(--color-brand);
  color: var(--color-white);
  border: 1px solid var(--color-brand);
  transition: background var(--transition);
  min-height: 44px;
  line-height: 1.4;
}

.path-link:hover {
  background: #B03E57;
  color: var(--color-white);
}

.path-link:last-child {
  background: transparent;
  color: var(--color-teal);
  border-color: var(--color-teal);
}

.path-link:last-child:hover {
  background: rgba(47, 109, 106, 0.08);
}

/* ---------- 反馈说明条 ---------- */
.feedback-entry {
  padding: 40px 0;
}

.feedback-entry p {
  font-size: 15px;
  color: var(--color-muted);
  max-width: 640px;
  margin-bottom: 16px;
}

.feedback-entry p a {
  color: var(--color-teal);
  font-weight: 600;
}

.feedback-entry .text-link {
  font-size: 14px;
  color: var(--color-brand);
  border-bottom: 1px solid var(--color-brand);
  padding-bottom: 2px;
}

/* ============================================================
   5. Pages — 内页
   ============================================================ */

/* ---------- 题材目录页 ---------- */
.genre-table-section {
  margin-bottom: 48px;
}

.tag-collection-section {
  margin-bottom: 48px;
}

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

.tag-group-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-ink);
  padding-left: 12px;
  border-left: 3px solid var(--color-brand);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-list li a {
  display: inline-block;
  padding: 4px 14px;
  font-size: 13px;
  color: var(--color-teal);
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  transition: border-color var(--transition), color var(--transition);
}

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

.coverage-note-section {
  margin-bottom: 48px;
}

.coverage-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.coverage-list li {
  font-size: 15px;
  color: var(--color-ink);
  padding-left: 20px;
  position: relative;
  line-height: 1.7;
}

.coverage-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-brand);
}

.genre-figure img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--color-line);
}

/* ---------- 更新归档页 ---------- */
.month-summary {
  margin-bottom: 48px;
}

.month-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

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

.month-label {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-brand);
  margin-bottom: 8px;
}

.month-card p {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.6;
}

.timeline-list .timeline-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.timeline-media {
  flex-shrink: 0;
  width: 120px;
}

.timeline-media img {
  width: 120px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line);
}

.timeline-body {
  flex: 1;
  min-width: 0;
}

.timeline-date {
  font-size: 14px;
  color: var(--color-teal);
  font-weight: 600;
  margin-bottom: 4px;
}

.timeline-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.timeline-tags a {
  font-size: 13px;
  color: var(--color-teal);
  border: 1px solid var(--color-line);
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--color-soft);
}

.timeline-tags a:hover {
  border-color: var(--color-teal);
}

.timeline-status {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 999px;
  margin-bottom: 6px;
}

.archive-entry {
  margin-top: 48px;
  padding: 32px;
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

.archive-entry p {
  font-size: 15px;
  color: var(--color-muted);
  margin-bottom: 8px;
}

.archive-entry p a {
  color: var(--color-teal);
  font-weight: 500;
  border-bottom: 1px solid var(--color-teal);
}

/* ---------- 人气排行页 ---------- */
.rank-intro {
  margin-bottom: 40px;
}

.rank-table-group {
  margin-bottom: 40px;
}

.rank-table-wrap {
  margin-bottom: 32px;
}

.rank-table-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-brand);
}

.rank-table-wrap .rank-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-soft);
  border: 1px solid var(--color-line);
}

.rank-table-wrap .rank-table th {
  background: var(--color-ink);
  color: var(--color-white);
  font-size: 13px;
  font-weight: 600;
  padding: 12px 14px;
  text-align: left;
}

.rank-table-wrap .rank-table td {
  padding: 12px 14px;
  font-size: 14px;
  border-top: 1px solid var(--color-line);
}

.rank-table-wrap .rank-table tr:nth-child(even) {
  background: rgba(232, 226, 214, 0.3);
}

.rank-number {
  font-weight: 700;
  font-size: 16px;
  color: var(--color-brand);
}

.rank-note {
  margin-bottom: 40px;
}

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

.rank-note p a {
  color: var(--color-teal);
  text-decoration: underline;
}

.rank-figure img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--color-line);
  margin-top: 20px;
}

/* ---------- 年代归档页 ---------- */
.year-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.year-nav-links a {
  display: inline-block;
  padding: 10px 24px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink);
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  transition: border-color var(--transition), background var(--transition);
}

.year-nav-links a:hover {
  border-color: var(--color-brand);
  background: var(--color-white);
  color: var(--color-brand);
}

.annual-section {
  margin-bottom: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--color-line);
}

.year-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--color-year);
  margin-bottom: 16px;
  line-height: 1;
}

.year-figure {
  margin-bottom: 24px;
}

.year-figure img {
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border: 1px solid var(--color-line);
}

.monthly-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.month-item {
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.month-item h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-teal);
  margin-bottom: 6px;
  font-family: var(--font-mono);
}

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

.adjacent-year-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 48px 0;
  padding: 24px 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.adjacent-year-nav a {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-teal);
  padding: 8px 0;
}

.adjacent-year-nav a:hover {
  color: var(--color-brand);
}

.related-inline {
  margin-bottom: 40px;
}

.related-inline ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.related-inline ul li a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--color-ink);
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
}

.related-inline ul li a:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}

/* ---------- 阅读指南页 ---------- */
.process-steps {
  margin-bottom: 48px;
}

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

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

.step-number {
  display: block;
  font-size: 24px;
  font-weight: 800;
  color: var(--color-year);
  margin-bottom: 12px;
  line-height: 1;
}

.step-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

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

.step-text a {
  color: var(--color-teal);
  font-weight: 500;
  border-bottom: 1px solid var(--color-teal);
}

.status-table {
  margin-bottom: 48px;
}

.table-wrap {
  overflow-x: auto;
}

.status-table-inner {
  min-width: 600px;
}

.table-note {
  font-size: 14px;
  color: var(--color-muted);
  margin-top: 12px;
}

.table-note a {
  color: var(--color-teal);
  text-decoration: underline;
}

.filter-explain {
  margin-bottom: 48px;
}

.filter-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.filter-item {
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.filter-question {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-ink);
}

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

.filter-answer a {
  color: var(--color-teal);
  text-decoration: underline;
}

.faq {
  margin-bottom: 48px;
}

.guide-figure {
  margin-top: 32px;
}

.guide-figure img {
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border: 1px solid var(--color-line);
}

/* ---------- 版权反馈页 ---------- */
.content-media-inline img {
  aspect-ratio: 16 / 5;
  object-fit: cover;
  border: 1px solid var(--color-line);
  margin-bottom: 16px;
}

.copyright-statement {
  margin-bottom: 48px;
}

.copyright-statement h2,
.reuse-rules h2,
.feedback-process h2,
.faq h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-line);
}

.copyright-statement p {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.8;
  margin-bottom: 12px;
}

.reuse-rules {
  margin-bottom: 48px;
}

.rule-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: rule;
}

.rule-list li {
  font-size: 15px;
  color: var(--color-ink);
  padding-left: 36px;
  position: relative;
  line-height: 1.7;
}

.rule-list li::before {
  counter-increment: rule;
  content: counter(rule, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-brand);
}

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

.feedback-process > p {
  font-size: 15px;
  color: var(--color-muted);
  margin-bottom: 24px;
}

.process-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  counter-reset: process;
}

.process-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 16px 20px;
}

.process-step {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-teal);
  background: rgba(47, 109, 106, 0.08);
  padding: 4px 12px;
  border-radius: 999px;
  min-width: 32px;
  text-align: center;
}

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

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

.sidebar-card h2 {
  font-size: 15px;
  font-weight: 700;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--color-brand);
}

/* ---------- 404 页面 ---------- */
.error-main {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
}

.error-panel {
  text-align: center;
  max-width: 520px;
}

.error-code {
  font-size: 72px;
  font-weight: 800;
  color: var(--color-brand);
  line-height: 1;
  margin-bottom: 16px;
}

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

.error-desc {
  font-size: 16px;
  color: var(--color-muted);
  margin-bottom: 32px;
  line-height: 1.7;
}

.error-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============================================================
   6. Responsive — 响应式断点
   ============================================================ */

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

  .page-layout,
  .layout-shell {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 32px;
  }

  .archive-index {
    gap: 32px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .month-summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* ---------- ≤ 768px ---------- */
@media (max-width: 768px) {
  .header-inner {
    height: 64px;
    padding: 0 16px;
  }

  .brand-name {
    font-size: 20px;
  }

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

  .site-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-soft);
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 8px 16px rgba(23, 21, 26, 0.08);
  }

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

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

  .nav-list li a {
    padding: 12px 8px;
    border-bottom: 1px solid var(--color-line);
    border-bottom-width: 1px;
  }

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

  .nav-list li a.is-current {
    border-bottom: 1px solid var(--color-line);
    color: var(--color-brand);
    background: rgba(199, 80, 107, 0.06);
  }

  /* 双栏变单栏 */
  .page-layout,
  .layout-shell {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .layout-shell .inner-main {
    padding-bottom: 24px;
  }

  .sidebar,
  .rank-meta,
  .archive-links,
  .related-links {
    position: static;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--color-line);
  }

  .layout-shell .archive-links,
  .layout-shell .related-links {
    padding-top: 32px;
    margin-top: 0;
    border-top: 1px solid var(--color-line);
  }

  /* 首页首屏 */
  .archive-index {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 0;
  }

  .archive-index-copy h1 {
    font-size: 30px;
  }

  .step-list {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 20px 24px;
  }

  .module-block {
    padding: 40px 0;
  }

  .page-title {
    font-size: 26px;
  }

  .year-title {
    font-size: 32px;
  }

  .timeline-item {
    flex-direction: column;
  }

  .timeline-media {
    width: 100%;
  }

  .timeline-media img {
    width: 100%;
    height: 140px;
  }

  .month-summary-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- ≤ 520px ---------- */
@media (max-width: 520px) {
  .site-main,
  .inner-main {
    padding-left: 16px;
    padding-right: 16px;
  }

  .layout-shell {
    padding-left: 16px;
    padding-right: 16px;
  }

  .breadcrumb {
    margin-bottom: 24px;
    flex-wrap: wrap;
  }

  .page-header {
    margin-bottom: 32px;
  }

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

  .archive-index-copy h1 {
    font-size: 26px;
  }

  .index-lead {
    font-size: 15px;
  }

  .data-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  .data-table thead,
  .data-table tbody,
  .data-table tr,
  .data-table th,
  .data-table td {
    display: block;
  }

  .data-table thead {
    display: none;
  }

  .data-table tbody tr {
    padding: 8px 0;
    border-bottom: 1px solid var(--color-line);
  }

  .data-table tbody tr:last-child {
    border-bottom: none;
  }

  .data-table tbody td,
  .data-table tbody th {
    padding: 6px 12px;
    border-top: none;
    white-space: normal;
  }

  .data-table tbody td::before {
    content: attr(data-label);
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-muted);
    margin-bottom: 2px;
  }

  .data-table tbody tr:nth-child(even) {
    background: transparent;
  }

  .year-nav-links {
    gap: 8px;
  }

  .year-nav-links a {
    font-size: 16px;
    padding: 8px 16px;
  }

  .adjacent-year-nav {
    flex-direction: column;
    gap: 8px;
  }

  .process-list li {
    flex-direction: column;
    gap: 8px;
  }

  .path-links {
    flex-direction: column;
  }

  .path-link {
    text-align: center;
  }

  .error-code {
    font-size: 56px;
  }

  .error-actions {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    text-align: center;
  }

  .month-card {
    padding: 16px;
  }

  .step-card {
    padding: 20px;
  }

  .filter-item {
    padding: 16px;
  }

  .faq-item summary {
    padding: 14px 16px;
    padding-right: 40px;
  }

  .faq-item p {
    padding: 0 16px 14px;
  }

  .timeline-item {
    padding-left: 28px;
  }

  .timeline-item::before {
    left: 6px;
  }

  .timeline-item::after {
    left: 2px;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .site-header,
  .site-footer,
  .sidebar,
  .rank-meta,
  .archive-links,
  .related-links,
  .breadcrumb,
  .nav-toggle {
    display: none !important;
  }

  body {
    background: var(--color-white);
  }

  .site-main,
  .inner-main {
    max-width: 100%;
    padding: 0;
  }

  .page-layout,
  .layout-shell {
    display: block;
  }

  .content-column {
    max-width: 100%;
  }
}