/* ==========================================================================
   里番动漫在线看 hl-hw.com 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* ==========================================================================
   base
   ========================================================================== */

:root {
  --paper: #F5F2E9;
  --ink: #16181D;
  --ink-soft: #4A4E58;
  --teal: #1F7A6E;
  --teal-deep: #155A51;
  --amber: #D2802B;
  --line: #C9C3B4;
  --screen: #101418;
  --purple: #6B4FA8;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Courier New", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --shell: 1200px;
  --radius: 6px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--mono);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

p {
  margin: 0;
}

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

a:hover,
a:focus-visible {
  color: var(--teal-deep);
  text-decoration: underline;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

table {
  border-collapse: collapse;
  width: 100%;
}

button {
  font: inherit;
  color: inherit;
}

figure {
  margin: 0;
}

figcaption {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 6px;
  line-height: 1.6;
}

.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;
}

/* ==========================================================================
   layout —— 全站骨架
   ========================================================================== */

.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--paper);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 64px;
  padding-top: 8px;
  padding-bottom: 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  color: var(--ink);
  font-family: var(--mono);
  font-weight: 700;
}

.brand:hover,
.brand:focus-visible {
  color: var(--teal);
  text-decoration: none;
}

.brand-mark {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border: 2px solid var(--ink);
  border-radius: 3px;
  background-color: var(--teal);
  box-shadow: inset 0 0 0 3px var(--paper);
}

.brand-name {
  font-size: 17px;
  letter-spacing: 0;
}

.header-meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  padding: 2px 8px;
  border: 1px solid var(--line);
  border-radius: 3px;
  white-space: nowrap;
}

.site-nav {
  margin-left: auto;
}

.main-nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
}

.main-nav-list a {
  display: inline-block;
  padding: 8px 10px;
  font-size: 14px;
  color: var(--ink);
  border-radius: 4px;
  white-space: nowrap;
}

.main-nav-list a:hover,
.main-nav-list a:focus-visible {
  background-color: rgba(31, 122, 110, 0.08);
  color: var(--teal-deep);
  text-decoration: none;
}

.main-nav-list a.is-current {
  color: var(--teal);
  box-shadow: inset 0 -2px 0 0 var(--teal);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  margin-left: auto;
  background-color: transparent;
  border: 1px solid var(--line);
  border-radius: 4px;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  background-color: var(--ink);
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--line);
  background-color: var(--paper);
}

.mobile-nav-list {
  padding: 8px 24px 16px;
}

.mobile-nav-list a {
  display: block;
  padding: 12px 8px;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.mobile-nav-list a.is-current {
  color: var(--teal);
  font-weight: 700;
}

.site-main {
  display: block;
}

.inner-main {
  padding-bottom: 56px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 18px 24px 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
}

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

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

.page-header {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 12px 24px 0;
}

.page-title {
  font-size: 32px;
  line-height: 1.35;
  color: var(--ink);
}

.page-head,
.page-hero,
.page-title-block {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 12px 24px 0;
}

.page-lead {
  max-width: 68ch;
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.75;
}

.page-meta {
  display: inline-block;
  margin-top: 10px;
  padding: 3px 10px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
  background-color: rgba(201, 195, 180, 0.28);
  border-radius: 3px;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  align-items: start;
  padding-top: 28px;
}

.page-layout.layout-shell {
  padding-left: 24px;
  padding-right: 24px;
}

.layout-main,
.content-main,
.page-main,
.main-column,
.main-col {
  min-width: 0;
}

.layout-side,
.content-aside,
.page-aside,
.sidebar {
  min-width: 0;
}

/* 分类类内页：侧栏在左（sidebar-left 位于布局容器自身或祖先） */
.page-layout.sidebar-left,
.sidebar-left .page-layout {
  grid-template-columns: 260px minmax(0, 1fr);
}

/* ==========================================================================
   components —— 通用组件
   ========================================================================== */

/* 段落与区块标题 */
.section {
  padding: 40px 0;
}

.section-head {
  margin-bottom: 20px;
}

.section-no {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber);
  margin-bottom: 6px;
}

.section-head h2,
.section-title {
  font-size: 22px;
  color: var(--ink);
}

.section-desc,
.section-lead,
.section-intro,
.section-note {
  max-width: 68ch;
  margin-top: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.sub-title {
  font-size: 17px;
  margin-bottom: 10px;
}

.block-title {
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 10px;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--teal);
  color: #FFFFFF;
  border-color: var(--teal);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--teal-deep);
  border-color: var(--teal-deep);
  color: #FFFFFF;
  text-decoration: none;
}

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

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background-color: var(--ink);
  color: var(--paper);
  text-decoration: none;
}

/* 更多链接 */
.link-more {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--teal);
  border-bottom: 1px solid rgba(31, 122, 110, 0.4);
}

.link-more:hover,
.link-more:focus-visible {
  color: var(--teal-deep);
  border-bottom-color: var(--teal-deep);
  text-decoration: none;
}

/* 表格 */
.ledger-table,
.rating-table,
.param-table,
.field-table,
.data-table,
.time-table {
  width: 100%;
  font-size: 14px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.ledger-table caption,
.rating-table caption,
.param-table caption,
.field-table caption,
.data-table caption,
.time-table caption {
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 13px;
  text-align: left;
  color: var(--ink-soft);
  background-color: rgba(201, 195, 180, 0.24);
  border-bottom: 1px solid var(--line);
}

.ledger-table th,
.rating-table th,
.param-table th,
.field-table th,
.data-table th,
.time-table th {
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  text-align: left;
  color: var(--ink);
  background-color: rgba(31, 122, 110, 0.08);
  border-bottom: 1px solid var(--line);
}

.ledger-table td,
.rating-table td,
.param-table td,
.field-table td,
.data-table td,
.time-table td {
  padding: 10px 12px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.ledger-table tbody tr:last-child td,
.rating-table tbody tr:last-child td,
.param-table tbody tr:last-child td,
.field-table tbody tr:last-child td,
.data-table tbody tr:last-child td,
.time-table tbody tr:last-child td {
  border-bottom: 0;
}

.ledger-table tbody tr:hover,
.rating-table tbody tr:hover,
.data-table tbody tr:hover {
  background-color: rgba(210, 128, 43, 0.06);
}

.ledger-table td:first-child,
.field-table td:first-child,
.marks-table td:first-child {
  font-family: var(--mono);
  color: var(--ink);
}

/* 折叠问答 */
.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.faq-item summary,
.faq-item .faq-question {
  display: block;
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::before,
.faq-item .faq-question::before {
  content: "▸";
  display: inline-block;
  width: 1em;
  color: var(--teal);
}

.faq-item[open] summary::before,
.faq-item[open] .faq-question::before {
  content: "▾";
}

.faq-item summary:hover,
.faq-item .faq-question:hover {
  color: var(--teal-deep);
}

.faq-item p,
.faq-item .faq-answer {
  padding: 0 16px 16px 32px;
  font-size: 15px;
  color: var(--ink-soft);
}

/* 徽标 / 标记 */
.badge,
.mark,
.new-mark,
.batch-status,
.batch-tag,
.direction-tag,
.feature-tag,
.coord-count {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  padding: 2px 8px;
  border-radius: 3px;
  border: 1px solid var(--line);
  background-color: rgba(201, 195, 180, 0.24);
  color: var(--ink-soft);
  white-space: nowrap;
}

.badge-a,
.mark-complete {
  color: var(--teal-deep);
  border-color: rgba(31, 122, 110, 0.4);
  background-color: rgba(31, 122, 110, 0.1);
}

.badge-b,
.mark-verified {
  color: #8A5410;
  border-color: rgba(210, 128, 43, 0.45);
  background-color: rgba(210, 128, 43, 0.12);
}

.badge-c,
.mark-draft {
  color: #4A3577;
  border-color: rgba(107, 79, 168, 0.4);
  background-color: rgba(107, 79, 168, 0.1);
}

.badge-d,
.mark-skeleton {
  color: var(--ink-soft);
  border-color: var(--line);
  background-color: rgba(201, 195, 180, 0.3);
}

/* 图片容器 */
figure img,
.feature-cover img,
.hero-figure img,
.direction-cover img,
.entry-cover img,
.entry-detail img,
.block-figure img,
.route-figure img,
.topic-media img,
.side-figure img,
.section-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: #FFFFFF;
}

/* 相关内容条 */
.related-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 20px 24px;
  border-top: 1px solid var(--line);
}

.related-links-label {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
}

.related-links-item {
  font-family: var(--mono);
  font-size: 13px;
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--teal);
}

.related-links-item:hover,
.related-links-item:focus-visible {
  border-color: var(--teal);
  text-decoration: none;
}

/* 侧栏通用 */
.sidebar-title,
.aside-title,
.side-title {
  font-size: 15px;
  margin-bottom: 10px;
}

.sidebar-note,
.aside-note {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-soft);
}

.aside-card,
.side-card,
.side-block,
.aside-block {
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.coord-tree {
  display: grid;
  gap: 8px;
}

.coord-tree-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding: 10px 12px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.coord-tree-item a {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.coord-tree-item a:hover,
.coord-tree-item a:focus-visible {
  color: var(--teal);
}

.coord-basis {
  flex: 1 1 100%;
  font-size: 13px;
  color: var(--ink-soft);
}

/* ==========================================================================
   pages —— 首页
   ========================================================================== */

.home-main .hero {
  padding: 32px 0 8px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) minmax(0, 0.85fr);
  gap: 28px;
  align-items: start;
}

.hero-lead {
  min-width: 0;
}

.hero-kicker {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber);
  margin-bottom: 10px;
}

.hero-lead h1 {
  font-size: 40px;
  line-height: 1.3;
  letter-spacing: 0;
}

.hero-text {
  max-width: 60ch;
  margin-top: 14px;
  font-size: 16px;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.hero-figure {
  margin-top: 22px;
}

.hero-figure img {
  aspect-ratio: 16 / 9;
}

.hero-batches,
.hero-index {
  min-width: 0;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.batch-list {
  display: grid;
  gap: 8px;
}

.batch-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

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

.batch-no {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
}

.batch-dir {
  font-size: 14px;
  color: var(--ink);
}

.batch-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
}

.index-list {
  display: grid;
  gap: 6px;
}

.index-list a {
  display: block;
  padding: 8px 10px;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 4px;
}

.index-list a:hover,
.index-list a:focus-visible {
  border-color: var(--teal);
  color: var(--teal-deep);
  text-decoration: none;
}

.index-note {
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-soft);
}

/* 段 01 题材坐标 */
.genres-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}

.tree-list {
  display: grid;
  gap: 8px;
}

.tree-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding: 12px 14px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.tree-row a {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.tree-row a:hover,
.tree-row a:focus-visible {
  color: var(--teal);
}

.tree-basis {
  flex: 1 1 100%;
  font-size: 13px;
  color: var(--ink-soft);
}

.tree-count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber);
}

.genres-notes {
  display: grid;
  gap: 16px;
}

.note-block {
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.note-block h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.note-block p {
  font-size: 15px;
  color: var(--ink-soft);
}

/* 段 02 主推条目 */
.feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.feature-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-2px);
  border-color: var(--ink);
}

.feature-cover {
  min-width: 0;
}

.feature-cover img {
  aspect-ratio: 3 / 4;
}

.feature-body {
  min-width: 0;
}

.feature-body h3 {
  font-size: 20px;
  margin: 8px 0 8px;
}

.feature-text {
  font-size: 15px;
  color: var(--ink-soft);
}

.feature-fields {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.feature-fields li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 6px;
}

.field-key {
  flex: 0 0 84px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
}

.field-val {
  color: var(--ink);
}

.feature-new {
  min-width: 0;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.new-list {
  display: grid;
  gap: 8px;
}

.new-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.new-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.new-row a {
  font-size: 14px;
  color: var(--ink);
}

.new-row a:hover,
.new-row a:focus-visible {
  color: var(--teal);
}

.new-dir {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
}

.new-mark {
  margin-left: auto;
}

/* 段 03 更新清单 */
.ledger-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
}

.ledger-table {
  min-width: 640px;
}

/* 段 04 维度榜单 */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
}

.chart-col {
  min-width: 0;
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.chart-col:nth-child(1) {
  border-top: 3px solid var(--teal);
}

.chart-col:nth-child(2) {
  border-top: 3px solid var(--amber);
}

.chart-col:nth-child(3) {
  border-top: 3px solid var(--purple);
}

.chart-col:nth-child(4) {
  border-top: 3px solid var(--ink);
}

.chart-name {
  font-size: 16px;
}

.chart-note {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ink-soft);
}

.chart-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.chart-list li {
  padding-bottom: 8px;
  font-size: 14px;
  border-bottom: 1px dashed var(--line);
}

.chart-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

/* 段 05 阅读边界 */
.rating-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}

.rating-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
}

.rating-check {
  min-width: 0;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.check-list {
  display: grid;
  gap: 8px;
}

.check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  color: var(--ink-soft);
}

.check-list li::before {
  content: "□";
  position: absolute;
  left: 0;
  color: var(--teal);
  font-family: var(--mono);
}

/* 段 06 新读者路线 */
.start-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

.start-step {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.start-step .step-no {
  display: inline-block;
  width: 32px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: #FFFFFF;
  background-color: var(--teal);
  border-radius: 4px;
}

.start-step h3 {
  font-size: 16px;
  margin: 12px 0 8px;
}

.start-step p {
  font-size: 14px;
  color: var(--ink-soft);
}

.start-step .link-more {
  margin-top: auto;
  align-self: flex-start;
}

/* 段 07 条目维护 */
.maintain-narrow {
  max-width: 900px;
}

.maintain-text {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.maintain-text p {
  font-size: 15px;
  color: var(--ink-soft);
}

.section-maintain .faq-list {
  margin-top: 20px;
}

/* ==========================================================================
   pages —— 内页共用
   ========================================================================== */

/* 题材坐标页 */
.coord-overview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.coord-clue {
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.coord-clue h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.coord-clue p {
  font-size: 15px;
  color: var(--ink-soft);
}

.direction-groups {
  display: grid;
  gap: 24px;
}

.direction-group {
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.direction-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.direction-head h3 {
  font-size: 18px;
}

.direction-body {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  margin-top: 14px;
}

.direction-cover {
  min-width: 0;
}

.direction-cover img {
  aspect-ratio: 3 / 4;
}

.entry-list {
  display: grid;
  gap: 8px;
}

.entry-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.entry-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.entry-row a {
  font-size: 14px;
  color: var(--ink);
}

.entry-row a:hover,
.entry-row a:focus-visible {
  color: var(--teal);
}

.entry-struct {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
}

.direction-combo {
  margin-top: 14px;
  padding-top: 12px;
  font-size: 14px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

.filter-params {
  margin-top: 8px;
}

.param-notes {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.param-notes p {
  font-size: 15px;
  color: var(--ink-soft);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.related-card {
  display: block;
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.related-card:hover,
.related-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--teal);
  text-decoration: none;
}

.related-card h3,
.related-title {
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--ink);
}

.related-card p,
.related-desc {
  font-size: 14px;
  color: var(--ink-soft);
}

/* 条目档案页 */
.entry-summary,
.entry-fields,
.entry-rhythm,
.entry-related,
.entry-marker {
  margin-bottom: 32px;
}

.entry-summary h2,
.entry-fields h2,
.entry-rhythm h2,
.entry-related h2,
.entry-marker h2 {
  font-size: 20px;
  margin-bottom: 12px;
}

.entry-cover {
  margin-bottom: 16px;
}

.entry-cover img {
  aspect-ratio: 16 / 9;
}

.entry-summary p {
  max-width: 68ch;
  margin-bottom: 10px;
  font-size: 15px;
  color: var(--ink-soft);
}

.summary-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.summary-field {
  padding: 12px 14px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.summary-field dt {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
}

.summary-field dd {
  margin: 4px 0 0;
  font-size: 15px;
  color: var(--ink);
}

.entry-fields p {
  max-width: 68ch;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--ink-soft);
}

.entry-detail {
  margin-bottom: 14px;
}

.entry-detail img {
  aspect-ratio: 16 / 9;
}

.entry-rhythm > p {
  max-width: 68ch;
  margin-bottom: 14px;
  font-size: 15px;
  color: var(--ink-soft);
}

.rhythm-list {
  display: grid;
  gap: 12px;
}

.rhythm-item {
  padding: 14px 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius);
}

.rhythm-item h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.rhythm-item p {
  font-size: 14px;
  color: var(--ink-soft);
}

.entry-related > p,
.entry-marker > p {
  max-width: 68ch;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--ink-soft);
}

.related-list {
  display: grid;
  gap: 10px;
}

.related-item {
  padding: 12px 14px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.related-item a {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.related-item a:hover,
.related-item a:focus-visible {
  color: var(--teal);
}

.related-item p {
  margin-top: 4px;
  font-size: 14px;
  color: var(--ink-soft);
}

.marker-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.marker-item {
  padding: 12px 14px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.marker-item h3 {
  font-size: 15px;
  margin-bottom: 4px;
}

.marker-item p {
  font-size: 14px;
  color: var(--ink-soft);
}

.toc-nav {
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.toc-nav h2 {
  font-size: 15px;
  margin-bottom: 10px;
}

.toc-list {
  display: grid;
  gap: 6px;
}

.toc-list a {
  display: block;
  padding: 6px 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  border-left: 2px solid var(--line);
}

.toc-list a:hover,
.toc-list a:focus-visible {
  border-left-color: var(--teal);
  color: var(--teal-deep);
  text-decoration: none;
}

.aside-block h2 {
  font-size: 15px;
  margin-bottom: 8px;
}

.aside-marker {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

.aside-marker-list {
  display: grid;
  gap: 6px;
}

.aside-marker-list li {
  font-size: 14px;
  color: var(--ink-soft);
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

/* 追更排期页 */
.batch-section {
  margin-bottom: 32px;
}

.batch-section > h2,
.batch-rhythm > h2,
.batch-next > h2 {
  font-size: 20px;
  margin-bottom: 10px;
}

.batch-block {
  margin-top: 20px;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.batch-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.batch-head h3 {
  font-size: 17px;
}

.batch-note {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.batch-block .batch-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.batch-block .batch-item {
  display: block;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: rgba(245, 242, 233, 0.6);
}

.batch-block .batch-item a {
  font-size: 14px;
  color: var(--ink);
}

.batch-block .batch-item a:hover,
.batch-block .batch-item a:focus-visible {
  color: var(--teal);
}

.batch-item-meta {
  display: block;
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
}

.batch-rhythm,
.batch-next {
  margin-bottom: 32px;
}

.next-list {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.next-item {
  padding: 14px 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius);
}

.next-item h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.next-item p {
  font-size: 14px;
  color: var(--ink-soft);
}

.next-scope {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-soft);
}

.side-block h2 {
  font-size: 15px;
  margin-bottom: 10px;
}

.batch-index-list {
  display: grid;
  gap: 6px;
}

.batch-index-list a {
  display: block;
  padding: 6px 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  border-left: 2px solid var(--line);
}

.batch-index-list a:hover,
.batch-index-list a:focus-visible {
  border-left-color: var(--teal);
  color: var(--teal-deep);
  text-decoration: none;
}

.status-list {
  display: grid;
  gap: 10px;
}

.status-item {
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

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

.status-name {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
}

.status-desc {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  color: var(--ink-soft);
}

.side-figure img {
  aspect-ratio: 4 / 3;
}

/* 维度榜单页 */
.anchor-bar {
  margin: 16px 0 8px;
}

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

.anchor-list a {
  display: inline-block;
  padding: 6px 14px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 3px;
  background-color: #FFFFFF;
}

.anchor-list a:hover,
.anchor-list a:focus-visible {
  border-color: var(--teal);
  color: var(--teal-deep);
  text-decoration: none;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  padding-top: 28px;
}

.chart-column {
  min-width: 0;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.chart-structure {
  border-top: 3px solid var(--teal);
}

.chart-pace {
  border-top: 3px solid var(--amber);
}

.chart-heat {
  border-top: 3px solid var(--purple);
}

.chart-detail {
  border-top: 3px solid var(--ink);
}

.chart-column .chart-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.chart-column .chart-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

.chart-column .chart-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.chart-rank {
  flex: 0 0 28px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
  background-color: var(--teal);
  border-radius: 4px;
}

.chart-body {
  min-width: 0;
}

.chart-link {
  display: block;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.chart-link:hover,
.chart-link:focus-visible {
  color: var(--teal);
}

.chart-reason {
  margin-top: 4px;
  font-size: 13px;
  color: var(--ink-soft);
}

.topics-section,
.rules-section,
.related-section {
  padding: 40px 0;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
}

.topic-card {
  min-width: 0;
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.topic-media {
  margin-bottom: 12px;
}

.topic-media img {
  aspect-ratio: 16 / 9;
}

.topic-title {
  font-size: 16px;
  margin-bottom: 6px;
}

.topic-desc {
  font-size: 14px;
  color: var(--ink-soft);
}

.topic-list {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.topic-list a {
  display: block;
  padding: 6px 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  border-left: 2px solid var(--line);
}

.topic-list a:hover,
.topic-list a:focus-visible {
  border-left-color: var(--teal);
  color: var(--teal-deep);
  text-decoration: none;
}

/* 排序口径：4 块，两列两行 */
.rules-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
}

.rule-block {
  min-width: 0;
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.rule-title {
  font-size: 16px;
  margin-bottom: 6px;
}

.rule-block p {
  font-size: 14px;
  color: var(--ink-soft);
}

.related-section .related-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* 阅读边界页 */
.content-block {
  margin-bottom: 36px;
}

.block-head {
  margin-bottom: 14px;
}

.block-head h2 {
  font-size: 20px;
}

.block-intro {
  max-width: 68ch;
  margin-top: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.block-figure {
  margin-bottom: 16px;
}

.block-figure img {
  aspect-ratio: 16 / 9;
}

.checklist {
  display: grid;
  gap: 12px;
  counter-reset: checklist;
}

.checklist-item {
  padding: 14px 16px 14px 52px;
  position: relative;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  counter-increment: checklist;
}

.checklist-item::before {
  content: counter(checklist, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 14px;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--amber);
}

.checklist-item h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.checklist-item p {
  font-size: 14px;
  color: var(--ink-soft);
}

.notice-format {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.notice-format p {
  max-width: 68ch;
  font-size: 15px;
  color: var(--ink-soft);
}

.notice-examples {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.notice-example {
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.notice-example h3 {
  font-size: 15px;
  margin-bottom: 8px;
}

.notice-line {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  padding: 6px 10px;
  margin-bottom: 8px;
  background-color: rgba(210, 128, 43, 0.1);
  border-left: 3px solid var(--amber);
  border-radius: 3px;
}

.notice-example p:last-child {
  font-size: 14px;
  color: var(--ink-soft);
}

.pre-check-list {
  display: grid;
  gap: 8px;
}

.pre-check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: var(--ink-soft);
}

.pre-check-list li::before {
  content: "□";
  position: absolute;
  left: 0;
  font-family: var(--mono);
  color: var(--teal);
}

.aside-link-list {
  display: grid;
  gap: 6px;
}

.aside-link-list a {
  display: block;
  padding: 6px 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  border-left: 2px solid var(--line);
}

.aside-link-list a:hover,
.aside-link-list a:focus-visible {
  border-left-color: var(--teal);
  color: var(--teal-deep);
  text-decoration: none;
}

/* 新读者路线页 */
.route-figure {
  margin-bottom: 28px;
}

.route-figure img {
  aspect-ratio: 16 / 9;
}

.route-steps {
  margin-bottom: 36px;
}

.route-list {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.route-item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 16px;
  padding: 18px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.route-index {
  min-width: 0;
}

.route-num {
  display: block;
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--teal);
  line-height: 1.2;
}

.route-tag {
  display: block;
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
}

.route-body {
  min-width: 0;
}

.route-name {
  font-size: 17px;
  margin-bottom: 4px;
}

.route-goal {
  font-size: 14px;
  color: var(--ink-soft);
}

.route-points {
  display: grid;
  gap: 6px;
  margin-top: 10px;
}

.route-points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--ink-soft);
}

.route-points li::before {
  content: "·";
  position: absolute;
  left: 4px;
  font-family: var(--mono);
  color: var(--teal);
}

.route-link {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--teal);
  border-bottom: 1px solid rgba(31, 122, 110, 0.4);
}

.route-link:hover,
.route-link:focus-visible {
  color: var(--teal-deep);
  text-decoration: none;
}

.pitfalls {
  margin-bottom: 36px;
}

.pitfall-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.pitfall-item {
  padding: 14px 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.pitfall-wrong {
  font-size: 14px;
  color: #8A5410;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.pitfall-right {
  margin-top: 8px;
  font-size: 14px;
  color: var(--ink-soft);
}

.layout-aside .aside-card h2 {
  font-size: 15px;
  margin-bottom: 8px;
}

.time-table {
  margin-top: 10px;
}

.prep-list {
  display: grid;
  gap: 8px;
}

.prep-item {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--ink-soft);
}

.prep-item::before {
  content: "▸";
  position: absolute;
  left: 0;
  font-family: var(--mono);
  color: var(--teal);
}

/* 移动端任务导航 */
.task-nav {
  display: none;
}

/* 条目维护页 */
.maintain-layout {
  padding-bottom: 24px;
}

.content-section {
  margin-bottom: 36px;
}

.flow-list {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.flow-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.flow-index {
  display: block;
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--teal);
  line-height: 1.2;
}

.flow-body {
  min-width: 0;
}

.flow-name {
  font-size: 16px;
  margin-bottom: 4px;
}

.flow-desc {
  font-size: 14px;
  color: var(--ink-soft);
}

.flow-output {
  margin-top: 8px;
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  background-color: rgba(31, 122, 110, 0.08);
  border-left: 3px solid var(--teal);
  border-radius: 3px;
}

.section-figure {
  margin: 16px 0;
}

.section-figure img {
  aspect-ratio: 16 / 9;
}

.principle-list {
  display: grid;
  gap: 10px;
}

.principle-item {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--ink-soft);
}

.principle-item::before {
  content: "▸";
  position: absolute;
  left: 0;
  font-family: var(--mono);
  color: var(--teal);
}

.side-link-list {
  display: grid;
  gap: 6px;
}

.side-link-list a {
  display: block;
  padding: 6px 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  border-left: 2px solid var(--line);
}

.side-link-list a:hover,
.side-link-list a:focus-visible {
  border-left-color: var(--teal);
  color: var(--teal-deep);
  text-decoration: none;
}

/* 404 页 */
.error-main {
  padding: 64px 0;
}

.error-inner {
  max-width: 720px;
  text-align: left;
}

.error-code {
  font-family: var(--mono);
  font-size: 56px;
  font-weight: 700;
  color: var(--amber);
  line-height: 1.1;
}

.error-title {
  font-size: 28px;
  margin: 12px 0 16px;
}

.error-text {
  max-width: 60ch;
  margin-bottom: 10px;
  font-size: 16px;
  color: var(--ink-soft);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.error-note {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

/* 页脚 */
.site-footer {
  background-color: var(--screen);
  color: #C9C3B4;
  margin-top: 0;
}

.footer-inner {
  padding-top: 32px;
  padding-bottom: 32px;
}

.footer-nav {
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(201, 195, 180, 0.24);
}

.footer-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.footer-nav-list a {
  font-family: var(--mono);
  font-size: 13px;
  color: #C9C3B4;
  border-bottom: 1px solid transparent;
}

.footer-nav-list a:hover,
.footer-nav-list a:focus-visible {
  color: #FFFFFF;
  border-bottom-color: var(--teal);
  text-decoration: none;
}

.footer-boundary {
  max-width: 68ch;
  margin-top: 16px;
  font-size: 14px;
  color: #A8A296;
}

.footer-sign {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 13px;
  color: #C9C3B4;
}

.footer-copy {
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 12px;
  color: #8C8779;
}

/* ==========================================================================
   responsive
   ========================================================================== */

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }

  .hero-index {
    grid-column: 1 / -1;
  }

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

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

  .topic-grid,
  .related-section .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  .header-meta {
    display: none;
  }

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

  .page-layout.sidebar-left,
  .sidebar-left .page-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-layout.sidebar-left .sidebar-left-col,
  .sidebar-left .page-layout .sidebar-left-col {
    order: -1;
  }

  .feature-grid,
  .genres-grid,
  .rating-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .chart-grid,
  .rules-grid,
  .coord-overview-grid,
  .notice-examples {
    grid-template-columns: minmax(0, 1fr);
  }

  .direction-body {
    grid-template-columns: 160px minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
    line-height: 1.7;
  }

  .shell {
    padding: 0 16px;
  }

  .header-inner {
    min-height: 56px;
    gap: 12px;
  }

  .brand-name {
    font-size: 15px;
  }

  .site-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .mobile-nav {
    display: block;
  }

  .mobile-nav[hidden] {
    display: none;
  }

  .mobile-nav-list {
    padding: 6px 16px 14px;
  }

  .breadcrumb,
  .page-header,
  .page-head,
  .page-hero,
  .page-title-block {
    padding-left: 16px;
    padding-right: 16px;
  }

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

  .home-main .hero {
    padding-top: 20px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .hero-lead h1 {
    font-size: 28px;
  }

  .hero-actions {
    gap: 10px;
  }

  .hero-actions .btn {
    flex: 1 1 140px;
  }

  .section {
    padding: 28px 0;
  }

  .section-head h2,
  .section-title,
  .batch-section > h2,
  .batch-rhythm > h2,
  .batch-next > h2,
  .block-head h2,
  .entry-summary h2,
  .entry-fields h2,
  .entry-rhythm h2,
  .entry-related h2,
  .entry-marker h2 {
    font-size: 19px;
  }

  .feature-card {
    grid-template-columns: minmax(0, 1fr);
  }

  .feature-cover img {
    aspect-ratio: 16 / 9;
  }

  .charts-grid,
  .start-steps,
  .topic-grid,
  .related-section .related-grid,
  .related-grid,
  .summary-fields,
  .marker-list,
  .batch-block .batch-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .direction-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .direction-cover img {
    aspect-ratio: 16 / 9;
  }

  .ledger-wrap,
  .rating-table-wrap {
    margin: 0 -16px;
    padding: 0 16px;
  }

  .ledger-table,
  .rating-table,
  .param-table,
  .field-table,
  .data-table,
  .time-table {
    min-width: 560px;
  }

  .field-table,
  .marks-table,
  .time-table {
    min-width: 0;
  }

  .route-item,
  .flow-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .checklist-item {
    padding-left: 44px;
  }

  .checklist-item::before {
    left: 14px;
  }

  .error-code {
    font-size: 44px;
  }

  .error-title {
    font-size: 22px;
  }

  .footer-inner {
    padding-top: 24px;
    padding-bottom: 88px;
  }

  .task-nav {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    background-color: var(--screen);
    border-top: 1px solid rgba(201, 195, 180, 0.24);
  }

  .task-nav-list {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .task-nav-list a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 6px 4px;
    font-family: var(--mono);
    font-size: 11px;
    color: #C9C3B4;
    text-align: center;
  }

  .task-nav-list a.is-current {
    color: #FFFFFF;
    background-color: var(--teal);
  }

  .task-nav-list a:hover,
  .task-nav-list a:focus-visible {
    color: #FFFFFF;
    text-decoration: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .feature-card,
  .related-card {
    transition: none;
  }

  .feature-card:hover,
  .related-card:hover {
    transform: none;
  }
}

/* 程序验收反馈：修复网格孤项 */
@media (min-width: 769px) {
  .rules-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}