/* ==========================================================================
   漫画之家 · 全站样式表
   结构：base / layout / components / pages / responsive
   ========================================================================== */

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

:root {
  --c-primary: #1f4e5f;
  --c-primary-dark: #173d4b;
  --c-ink: #2c3e50;
  --c-bg: #f5f3ef;
  --c-panel: #ffffff;
  --c-border: #d9d4cc;
  --c-border-soft: #e7e3db;
  --c-accent: #b4552d;
  --c-text: #22282b;
  --c-muted: #5c666b;
  --c-sub: #7b8489;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  --font-mono: "SFMono-Regular", "Menlo", "Consolas", "Courier New", monospace;
  --w-page: 1180px;
  --radius: 6px;
  --radius-sm: 4px;
}

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

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

body.site-body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--c-ink);
  font-weight: 600;
  line-height: 1.35;
}

p {
  margin: 0;
}

ul,
ol,
dl,
dd,
dt,
figure,
figcaption {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

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

a:hover,
a:focus-visible {
  color: var(--c-accent);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 0;
}

button {
  font: inherit;
  color: inherit;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 2px;
}

/* ==========================================================================
   layout · 全站骨架
   ========================================================================== */

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

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 12px 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--c-ink);
}

.brand:hover,
.brand:focus-visible {
  color: var(--c-primary);
}

.brand-mark {
  display: block;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--c-primary);
  position: relative;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 8px 7px;
  border-left: 2px solid #fff;
  border-right: 2px solid #fff;
}

.brand-name {
  font-size: 19px;
  font-weight: 600;
  color: inherit;
}

.brand-tag {
  font-size: 13px;
  color: var(--c-muted);
  padding-left: 10px;
  border-left: 1px solid var(--c-border);
  white-space: nowrap;
}

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

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

.nav-link {
  display: block;
  padding: 10px 12px;
  font-size: 15px;
  color: var(--c-ink);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--c-primary);
  border-bottom-color: var(--c-border);
}

.nav-link.is-current {
  color: var(--c-primary);
  font-weight: 600;
  border-bottom-color: var(--c-accent);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  padding: 0;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
}

.nav-toggle::before,
.nav-toggle::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--c-ink);
}

.nav-toggle::before {
  top: 15px;
}

.nav-toggle::after {
  bottom: 15px;
}

.site-main {
  display: block;
  width: 100%;
}

.home-main {
  padding-bottom: 8px;
}

.inner-main {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 20px 20px 56px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--c-muted);
  padding: 6px 0 14px;
}

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

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

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

.page-header {
  padding: 4px 0 22px;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 28px;
}

.page-title {
  font-size: 30px;
  font-weight: 600;
  color: var(--c-ink);
}

.page-description {
  margin-top: 10px;
  max-width: 62ch;
  color: var(--c-muted);
  font-size: 15.5px;
}

.page-status {
  display: inline-block;
  margin-top: 14px;
  padding: 3px 10px;
  font-size: 13px;
  color: var(--c-primary);
  background: #eaf0f1;
  border: 1px solid #d3e0e2;
  border-radius: 999px;
}

/* 页脚 */
.site-footer {
  background: var(--c-ink);
  color: #cfd6d9;
  margin-top: 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 28px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 40px 20px 28px;
}

.footer-name {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}

.footer-desc {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: #a9b4b9;
  max-width: 34ch;
}

.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
}

.footer-list li + li {
  margin-top: 8px;
}

.footer-list a {
  font-size: 14px;
  color: #b8c3c7;
}

.footer-list a:hover,
.footer-list a:focus-visible {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid #3c4d57;
}

.footer-copy {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 16px 20px;
  font-size: 13px;
  color: #97a3a8;
}

/* ==========================================================================
   components · 通用组件
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--c-primary-dark);
  border-color: var(--c-primary-dark);
  color: #fff;
}

.btn-secondary {
  background: var(--c-panel);
  color: var(--c-primary);
  border-color: var(--c-primary);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: #eaf0f1;
  color: var(--c-primary-dark);
}

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

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--c-ink);
  color: var(--c-ink);
  background: #efece6;
}

/* 通用栏目标题 */
.section,
.section-genres,
.section-covers,
.section-updates,
.section-rank-fields,
.section-sitemap,
.update-criteria,
.update-batches,
.update-check,
.guide-steps,
.guide-checklist,
.guide-feedback {
  padding: 34px 0;
}

.section-head {
  max-width: var(--w-page);
  margin: 0 auto 20px;
  padding: 0 20px;
}

.section-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--c-ink);
  padding-left: 12px;
  border-left: 4px solid var(--c-accent);
  line-height: 1.3;
}

.section-desc,
.section-lead,
.section-lede,
.section-intro {
  margin-top: 10px;
  color: var(--c-muted);
  font-size: 15px;
  max-width: 74ch;
}

.section-desc a,
.section-lede a,
.section-lead a,
.section-intro a {
  color: var(--c-primary);
  border-bottom: 1px solid #b8cdd3;
}

.section-desc a:hover,
.section-lede a:hover,
.section-lead a:hover {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

.sub-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 14px;
}

/* 封面条目卡（首页） */
.cover-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 0 20px;
}

.cover-card {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.cover-card:hover {
  border-color: var(--c-primary);
  box-shadow: 0 4px 14px rgba(31, 78, 95, 0.1);
}

.cover-link {
  display: block;
  color: inherit;
}

.cover-figure {
  margin: 0;
  overflow: hidden;
  background: #e8e5df;
  aspect-ratio: 3 / 4;
}

.cover-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.cover-card:hover .cover-figure img {
  transform: scale(1.04);
}

.cover-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  padding: 12px 14px 4px;
  line-height: 1.5;
}

.cover-link:hover .cover-name {
  color: var(--c-primary);
}

.cover-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 14px 14px;
  font-size: 13px;
}

.cover-genre {
  color: var(--c-primary);
  background: #eaf0f1;
  border-radius: var(--radius-sm);
  padding: 2px 8px;
}

.cover-status {
  color: var(--c-muted);
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
}

/* 批次记录块 */
.batch-list {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  gap: 18px;
}

.batch-block {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.batch-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  padding: 14px 18px;
  background: #f0ede7;
  border-bottom: 1px solid var(--c-border);
}

.batch-code {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-primary);
  letter-spacing: 0.02em;
}

.batch-range {
  font-size: 13.5px;
  color: var(--c-muted);
}

.batch-rows {
  display: grid;
}

.batch-row {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr 0.8fr 1.6fr;
  gap: 12px;
  padding: 12px 18px;
  font-size: 14.5px;
  border-top: 1px solid var(--c-border-soft);
}

.batch-rows .batch-row:first-child,
.batch-list .batch-row:first-child {
  border-top: 0;
}

.batch-name {
  font-weight: 600;
  color: var(--c-ink);
}

.batch-genre {
  color: var(--c-primary);
}

.batch-status {
  color: var(--c-muted);
}

.batch-scope {
  color: var(--c-muted);
}

/* 位次清单（首页） */
.rank-list {
  display: grid;
  gap: 2px;
}

.rank-row {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--c-panel);
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
}

.rank-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  background: #eaf0f1;
  color: var(--c-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
}

.rank-name {
  color: var(--c-ink);
  font-weight: 500;
}

.rank-genre {
  font-size: 13px;
  color: var(--c-muted);
}

.rank-note {
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--c-muted);
}

.rank-note a {
  color: var(--c-primary);
  border-bottom: 1px solid #b8cdd3;
}

/* 字段简表 */
.field-brief {
  display: grid;
  gap: 2px;
}

.field-brief-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  padding: 9px 12px;
  background: var(--c-panel);
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.field-brief-row dt {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--c-primary);
  font-weight: 600;
}

.field-brief-row dd {
  color: var(--c-muted);
}

/* 站内栏目索引 */
.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 0 20px;
}

.sitemap-item {
  display: block;
  padding: 16px 14px;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.sitemap-item:hover,
.sitemap-item:focus-visible {
  border-color: var(--c-primary);
  background: #fbfaf7;
}

.sitemap-name {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
}

.sitemap-desc {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.6;
}

/* 表格 */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-panel);
}

.data-table {
  width: 100%;
  min-width: 560px;
  font-size: 14.5px;
}

.table-caption {
  caption-side: top;
  text-align: left;
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-border);
  background: #f0ede7;
}

.data-table thead th {
  text-align: left;
  padding: 12px 16px;
  background: #f0ede7;
  color: var(--c-ink);
  font-size: 14px;
  font-weight: 600;
  border-bottom: 1px solid var(--c-border);
}

.data-table tbody th,
.data-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--c-border-soft);
  vertical-align: top;
  text-align: left;
}

.data-table tbody th {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--c-primary);
  white-space: nowrap;
}

.data-table tbody td {
  color: var(--c-muted);
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td {
  border-bottom: 0;
}

/* 编号步骤通用（作用域限定） */
.path-steps,
.feedback-steps,
.step-list {
  display: grid;
  gap: 16px;
}

.step-no {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
}

.step-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-ink);
}

.step-field {
  margin-top: 6px;
  font-size: 13.5px;
  color: var(--c-muted);
}

/* 核对清单通用 */
.check-list {
  display: grid;
  gap: 10px;
}

.check-item {
  padding: 12px 16px;
  background: var(--c-panel);
  border: 1px solid var(--c-border-soft);
  border-left: 3px solid var(--c-primary);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  color: var(--c-muted);
}

/* aside 通用 */
.aside-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-border);
}

.aside-list li + li {
  margin-top: 8px;
}

.aside-list a {
  font-size: 14px;
  color: var(--c-primary);
}

.aside-list a:hover,
.aside-list a:focus-visible {
  color: var(--c-accent);
}

/* ==========================================================================
   pages · 首页
   ========================================================================== */

/* 顶部事实条 */
.fact-bar {
  background: var(--c-ink);
  color: #d3dadd;
}

.fact-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 9px 20px;
}

.fact-text {
  font-size: 13.5px;
  color: #c3cccf;
}

.fact-link {
  margin-left: auto;
  font-size: 13.5px;
  color: #fff;
  border-bottom: 1px solid #6b7c84;
}

.fact-link:hover,
.fact-link:focus-visible {
  color: #fff;
  border-bottom-color: #fff;
}

/* 首屏 */
.hero {
  background: var(--c-panel);
  border-bottom: 1px solid var(--c-border);
  padding: 44px 0 40px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 40px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 0 20px;
  align-items: start;
}

.hero-eyebrow {
  font-size: 13.5px;
  color: var(--c-accent);
  font-weight: 600;
  margin-bottom: 12px;
}

.hero-title {
  font-size: 34px;
  font-weight: 600;
  color: var(--c-ink);
  line-height: 1.3;
}

.hero-summary {
  margin-top: 16px;
  max-width: 56ch;
  color: var(--c-muted);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--c-border-soft);
}

.hero-fact dt {
  font-size: 13px;
  color: var(--c-sub);
}

.hero-fact dd {
  margin-top: 4px;
  font-size: 15px;
  color: var(--c-ink);
  font-weight: 600;
}

.hero-visual {
  display: grid;
  gap: 18px;
}

.hero-figure {
  margin: 0;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.hero-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.hero-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-muted);
  border-top: 1px solid var(--c-border-soft);
}

.hero-index {
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: #fbfaf7;
  padding: 14px 16px;
}

.hero-index-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 10px;
}

.hero-index-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 14px;
}

.hero-index-list a {
  display: block;
  font-size: 13.5px;
  color: var(--c-primary);
  padding: 3px 0;
}

.hero-index-list a:hover,
.hero-index-list a:focus-visible {
  color: var(--c-accent);
}

/* 题材方向总览 */
.section-genres {
  background: var(--c-panel);
  border-bottom: 1px solid var(--c-border);
}

.genre-rows {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  gap: 2px;
}

.genre-row {
  display: grid;
  grid-template-columns: 0.9fr 1.7fr 1.7fr 0.7fr;
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  background: var(--c-panel);
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius-sm);
}

.genre-cell {
  font-size: 14.5px;
  color: var(--c-muted);
}

.genre-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-ink);
}

.genre-scope {
  color: var(--c-muted);
}

.genre-organize {
  color: var(--c-muted);
}

.genre-count {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--c-primary);
  text-align: right;
  white-space: nowrap;
}

/* 封面条目速览 */
.section-covers {
  background: var(--c-bg);
}

/* 最近更新记录 */
.section-updates {
  background: var(--c-panel);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

/* 人气位次 + 字段口径 */
.section-rank-fields {
  background: var(--c-bg);
}

.rank-fields-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 32px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 0 20px;
}

.rank-column,
.fields-column {
  min-width: 0;
}

/* 站内栏目索引 */
.section-sitemap {
  background: var(--c-panel);
  border-top: 1px solid var(--c-border);
}

/* ==========================================================================
   pages · 内页通用两栏 / 单栏
   ========================================================================== */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 32px;
  align-items: start;
}

.layout-main,
.layout-shell .page-layout > .ranking-section,
.layout-shell .page-layout > .basis-section,
.layout-shell .page-layout > .crossref-section {
  min-width: 0;
}

.layout-aside,
.context-aside {
  min-width: 0;
  display: grid;
  gap: 20px;
}

.aside-block {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 16px;
}

.aside-note {
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--c-muted);
}

/* ==========================================================================
   pages · 题材分类
   ========================================================================== */

.genre-directory,
.genre-picks,
.genre-path {
  margin-bottom: 34px;
}

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

.genre-row-list .genre-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 16px 18px;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.genre-row-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.genre-row-list .genre-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-ink);
}

.genre-row-list .genre-count {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-primary);
  text-align: left;
}

.genre-row-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 22px;
  font-size: 14.5px;
  color: var(--c-muted);
}

.genre-row-body .genre-scope,
.genre-row-body .genre-organize {
  display: block;
  color: var(--c-muted);
}

.genre-jump {
  justify-self: start;
  font-size: 14px;
  color: var(--c-primary);
  border-bottom: 1px solid #b8cdd3;
}

.genre-jump:hover,
.genre-jump:focus-visible {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

.pick-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.pick-card {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.pick-card:hover {
  border-color: var(--c-primary);
  box-shadow: 0 4px 14px rgba(31, 78, 95, 0.1);
}

.pick-link {
  display: block;
  color: inherit;
}

.pick-cover {
  display: block;
  overflow: hidden;
  background: #e8e5df;
  aspect-ratio: 3 / 4;
}

.pick-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.pick-card:hover .pick-cover img {
  transform: scale(1.04);
}

.pick-name {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  padding: 12px 14px 4px;
}

.pick-link:hover .pick-name {
  color: var(--c-primary);
}

.pick-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 14px 14px;
  font-size: 13px;
}

.pick-genre {
  color: var(--c-primary);
  background: #eaf0f1;
  border-radius: var(--radius-sm);
  padding: 2px 8px;
}

.pick-state {
  color: var(--c-muted);
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
}

.path-steps {
  margin-top: 16px;
}

.path-step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 16px 18px;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.path-step .step-title {
  margin-bottom: 4px;
}

.path-step .step-body {
  font-size: 14.5px;
  color: var(--c-muted);
}

/* ==========================================================================
   pages · 最近更新
   ========================================================================== */

.update-criteria {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 30px;
}

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

.criteria-item {
  font-size: 14.5px;
  color: var(--c-muted);
  padding-left: 16px;
  position: relative;
}

.criteria-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
}

.criteria-key {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--c-primary);
  font-weight: 600;
  margin-right: 6px;
}

.update-batches {
  margin-bottom: 30px;
}

.update-batches .batch-block {
  margin-bottom: 18px;
}

.update-batches .batch-list {
  padding: 0;
  max-width: none;
  display: grid;
  gap: 0;
}

.batch-row {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  align-items: start;
}

.batch-thumb {
  margin: 0;
  width: 72px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #e8e5df;
  border-radius: var(--radius-sm);
}

.batch-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.batch-info {
  min-width: 0;
}

.batch-info .batch-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
}

.batch-meta {
  margin-top: 4px;
  font-size: 13.5px;
  color: var(--c-muted);
}

.batch-meta .tag-genre {
  color: var(--c-primary);
  margin-right: 10px;
}

.batch-meta .tag-status {
  color: var(--c-muted);
}

.batch-scope {
  margin-top: 6px;
  font-size: 14px;
  color: var(--c-muted);
}

.update-check {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.update-check .check-list {
  margin-top: 14px;
}

.check-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--c-muted);
}

.check-note a {
  color: var(--c-primary);
  border-bottom: 1px solid #b8cdd3;
  margin-right: 14px;
}

.check-note a:hover,
.check-note a:focus-visible {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

/* ==========================================================================
   pages · 人气位次
   ========================================================================== */

.layout-shell {
  display: block;
}

.ranking-section,
.basis-section,
.crossref-section {
  margin-bottom: 34px;
}

.ranking-list {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.ranking-row {
  display: grid;
  grid-template-columns: 44px 60px 1fr;
  gap: 14px;
  align-items: center;
  padding: 12px 14px;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.ranking-row .rank-no {
  width: 30px;
  height: 30px;
}

.rank-cover {
  margin: 0;
  width: 60px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #e8e5df;
  border-radius: var(--radius-sm);
}

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

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

.rank-body .rank-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
}

.rank-meta {
  margin-top: 4px;
  font-size: 13.5px;
  color: var(--c-muted);
}

.rank-meta .rank-genre {
  color: var(--c-primary);
  margin-right: 10px;
}

.rank-meta .rank-state {
  color: var(--c-muted);
}

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

.basis-item {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.basis-heading {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 8px;
}

.basis-item p {
  font-size: 14.5px;
  color: var(--c-muted);
}

.basis-note {
  margin-top: 18px;
  background: #f0ede7;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.basis-note-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 10px;
}

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

.basis-note-list li {
  font-size: 14px;
  color: var(--c-muted);
  padding-left: 16px;
  position: relative;
}

.basis-note-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-primary);
}

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

.crossref-card {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-accent);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.crossref-heading {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 8px;
}

.crossref-card p {
  font-size: 14.5px;
  color: var(--c-muted);
}

.context-aside .aside-block {
  background: var(--c-panel);
}

.aside-heading {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-border);
}

/* ==========================================================================
   pages · 条目字段说明
   ========================================================================== */

.section-field-sample {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 30px;
}

.field-sample-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 26px;
  margin-top: 18px;
  align-items: start;
}

.field-sample-figure {
  margin: 0;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.field-sample-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.field-sample-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-muted);
  border-top: 1px solid var(--c-border-soft);
}

.field-sample-text p {
  font-size: 15px;
  color: var(--c-muted);
  max-width: 68ch;
}

.field-sample-text p + p {
  margin-top: 12px;
}

.section-field-table {
  margin-bottom: 30px;
}

.section-field-table .table-wrap {
  margin-top: 16px;
}

.section-boundary {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 30px;
}

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

.boundary-item {
  padding: 14px 16px;
  background: #fbfaf7;
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius-sm);
}

.boundary-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 6px;
}

.boundary-item p {
  font-size: 14.5px;
  color: var(--c-muted);
}

.section-field-feedback {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
}

.feedback-steps {
  margin-top: 16px;
}

.feedback-step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 16px 18px;
  background: #fbfaf7;
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius);
}

.feedback-step .step-body p {
  margin-top: 4px;
  font-size: 14.5px;
  color: var(--c-muted);
}

.feedback-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--c-muted);
}

.feedback-note a {
  color: var(--c-primary);
  border-bottom: 1px solid #b8cdd3;
  margin-right: 14px;
}

.feedback-note a:hover,
.feedback-note a:focus-visible {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

/* ==========================================================================
   pages · 查阅指引
   ========================================================================== */

.guide-steps {
  margin-bottom: 34px;
}

.step-list {
  margin-top: 18px;
}

.step-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 26px;
  align-items: start;
  padding: 20px;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.step-item .step-body {
  min-width: 0;
}

.step-item .step-no {
  margin-bottom: 10px;
}

.step-item .step-title {
  margin-bottom: 8px;
}

.step-action {
  font-size: 14.5px;
  color: var(--c-muted);
}

.step-action a {
  color: var(--c-primary);
  border-bottom: 1px solid #b8cdd3;
}

.step-action a:hover,
.step-action a:focus-visible {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

.step-item .step-field {
  margin-top: 8px;
}

.step-result {
  margin-top: 8px;
  font-size: 14.5px;
  color: var(--c-ink);
}

.step-figure {
  margin: 0;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.step-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.step-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-muted);
  border-top: 1px solid var(--c-border-soft);
}

.guide-checklist {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 34px;
}

.guide-checklist .check-list {
  margin-top: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.check-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 6px;
}

.check-desc {
  font-size: 14.5px;
  color: var(--c-muted);
}

.guide-feedback {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
}

.feedback-details {
  margin-top: 14px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: #fbfaf7;
}

.feedback-summary {
  cursor: pointer;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  list-style: none;
  position: relative;
  padding-right: 44px;
}

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

.feedback-summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--c-primary);
}

.feedback-details[open] .feedback-summary::after {
  content: "−";
}

.feedback-summary:hover {
  color: var(--c-primary);
}

.feedback-body {
  padding: 0 18px 16px;
  border-top: 1px solid var(--c-border-soft);
}

.feedback-body p {
  margin-top: 12px;
  font-size: 14.5px;
  color: var(--c-muted);
}

.feedback-entries {
  margin-top: 22px;
}

.entries-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 12px;
}

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

.entries-list a {
  font-size: 14.5px;
  color: var(--c-primary);
}

.entries-list a:hover,
.entries-list a:focus-visible {
  color: var(--c-accent);
}

/* ==========================================================================
   pages · 404
   ========================================================================== */

.error-main {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 56px 20px 64px;
}

.error-block {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 40px 36px;
  text-align: left;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-accent);
  margin-bottom: 10px;
}

.error-block h1 {
  font-size: 28px;
  color: var(--c-ink);
}

.error-text {
  margin-top: 14px;
  max-width: 60ch;
  font-size: 15.5px;
  color: var(--c-muted);
}

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

.error-paths {
  margin-top: 34px;
}

.error-paths h2 {
  font-size: 20px;
  color: var(--c-ink);
  padding-left: 12px;
  border-left: 4px solid var(--c-accent);
  margin-bottom: 16px;
}

.error-path-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.error-path-list a {
  display: block;
  padding: 16px 18px;
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--c-ink);
  font-weight: 500;
}

.error-path-list a:hover,
.error-path-list a:focus-visible {
  border-color: var(--c-primary);
  color: var(--c-primary);
}

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

@media (max-width: 1024px) {
  .header-inner {
    flex-wrap: wrap;
  }

  .brand-tag {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    flex: 1 0 100%;
    margin-left: 0;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0 4px;
    border-top: 1px solid var(--c-border);
  }

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

  .nav-link {
    padding: 12px 4px;
    border-bottom: 1px solid var(--c-border-soft);
    border-left: 3px solid transparent;
  }

  .nav-link.is-current {
    border-bottom-color: var(--c-border-soft);
    border-left-color: var(--c-accent);
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .hero-visual {
    order: 2;
  }

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

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

  .rank-fields-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

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

  .layout-aside,
  .context-aside {
    order: 2;
  }

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

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

  .field-sample-figure {
    max-width: 260px;
  }

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

@media (max-width: 720px) {
  body.site-body {
    font-size: 15.5px;
  }

  .header-inner {
    padding: 10px 16px;
  }

  .fact-inner {
    padding: 9px 16px;
  }

  .fact-link {
    margin-left: 0;
  }

  .inner-main,
  .error-main {
    padding-left: 16px;
    padding-right: 16px;
  }

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

  .hero {
    padding: 28px 0 30px;
  }

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

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

  .hero-facts {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .hero-index-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-head,
  .cover-grid,
  .batch-list,
  .sitemap-grid,
  .rank-fields-layout,
  .genre-rows {
    padding-left: 16px;
    padding-right: 16px;
  }

  .cover-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

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

  .genre-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .genre-count {
    text-align: left;
  }

  .batch-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

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

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

  .basis-grid,
  .crossref-grid,
  .guide-checklist .check-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .ranking-row {
    grid-template-columns: 34px 52px 1fr;
    gap: 10px;
  }

  .rank-cover {
    width: 52px;
  }

  .batch-row {
    grid-template-columns: 60px 1fr;
  }

  .batch-thumb {
    width: 60px;
  }

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

  .error-path-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
    padding: 32px 16px 22px;
  }

  .footer-copy {
    padding: 14px 16px;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
  }
}

@media (max-width: 420px) {
  .cover-grid,
  .pick-grid,
  .sitemap-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-title {
    font-size: 23px;
  }

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