/* ==========================================================================
   樱花动漫 · 全站样式表
   内容站视觉：白底、自然色系、统一比例缩略图、分类色块标识
   ========================================================================== */

/* --------------------------------------------------------------------------
   base · 基础与变量
   -------------------------------------------------------------------------- */
:root {
  --c-primary: #d96b8a;
  --c-primary-dark: #b8516f;
  --c-moss: #5f8d6b;
  --c-wisteria: #7a6aa8;
  --c-clay: #a98467;
  --c-text: #2f3336;
  --c-text-sub: #5c6368;
  --c-bg: #ffffff;
  --c-bg-soft: #f7f8f9;
  --c-line: #e6e8ea;
  --c-line-strong: #d3d7da;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow-hover: 0 4px 14px rgba(47, 51, 54, 0.08);
  --container: 1180px;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
}

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

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

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;
  font-weight: 600;
  line-height: 1.4;
  color: var(--c-text);
}

p {
  margin: 0;
}

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

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

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

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

a:hover,
a:focus-visible {
  color: var(--c-primary-dark);
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 2px;
}

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

/* --------------------------------------------------------------------------
   layout · 骨架：页头 / 导航 / 主容器 / 页脚
   -------------------------------------------------------------------------- */

/* 顶部说明条（首页与查阅说明页） */
.site-notice,
.top-note {
  background: var(--c-bg-soft);
  border-bottom: 1px solid var(--c-line);
}

.site-notice {
  padding: 9px 24px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-text-sub);
  text-align: center;
}

.top-note {
  padding: 9px 24px;
}

.top-note p {
  max-width: var(--container);
  margin: 0 auto;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-text-sub);
}

/* 页头 */
.site-header {
  position: relative;
  z-index: 30;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 66px;
}

.brand {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: 0;
  white-space: nowrap;
}

.brand::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-primary);
  flex: 0 0 auto;
}

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

/* 主导航 */
.site-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
}

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

.nav-list > li {
  display: block;
}

.nav-link {
  display: inline-block;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--c-text-sub);
  line-height: 1.5;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--c-primary);
  background: var(--c-bg-soft);
  text-decoration: none;
}

.nav-link.is-current {
  color: var(--c-primary);
  font-weight: 600;
  background: rgba(217, 107, 138, 0.08);
}

/* 汉堡按钮：桌面隐藏 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px 10px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--c-text);
  border-radius: 1px;
}

/* 主容器 */
.site-main {
  display: block;
}

.home-main > section,
.inner-main > section,
.inner-main > div,
.inner-main > figure,
.inner-main > nav,
.inner-main > header {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.home-main > section {
  padding-top: 48px;
  padding-bottom: 48px;
}

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

/* 面包屑 */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding-top: 20px;
  padding-bottom: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text-sub);
}

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

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

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

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

/* 内页页面标题区 */
.page-header {
  padding-top: 18px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 32px;
}

.page-title {
  font-size: 30px;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.35;
}

.page-description {
  margin-top: 10px;
  max-width: 78ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.page-meta,
.page-updated {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text-sub);
}

/* 页脚 */
.site-footer {
  background: var(--c-bg-soft);
  border-top: 1px solid var(--c-line);
  margin-top: 16px;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px 24px 24px;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

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

.footer-list > li {
  margin-bottom: 8px;
}

.footer-list a {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text-sub);
}

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

.footer-bottom {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

/* --------------------------------------------------------------------------
   components · 通用组件
   -------------------------------------------------------------------------- */

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

.section-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.4;
}

.section-desc,
.section-lead,
.section-intro {
  margin-top: 8px;
  max-width: 82ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.section-lead a,
.section-intro a,
.section-note a,
.compare-note a,
.method-note a,
.usage-back a,
.col-more a {
  color: var(--c-primary);
}

.text-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-primary);
}

.text-link::after {
  content: " →";
  font-weight: 400;
}

.col-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
}

.col-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
  margin-bottom: 16px;
}

.col-more {
  margin-top: 16px;
}

/* 题材标签色块 */
.genre-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.6;
  white-space: nowrap;
  color: #ffffff;
  background: var(--c-text-sub);
}

.genre-tag-sakura {
  background: var(--c-primary);
}

.genre-tag-moss {
  background: var(--c-moss);
}

.genre-tag-wisteria {
  background: var(--c-wisteria);
}

.genre-tag-clay {
  background: var(--c-clay);
}

/* 图片与图注 */
figure {
  margin: 0;
}

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

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

/* --------------------------------------------------------------------------
   pages · 首页
   -------------------------------------------------------------------------- */

/* 首屏查阅区 */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 620px) minmax(0, 520px);
  gap: 40px;
  align-items: start;
  padding-top: 40px;
  border-bottom: 1px solid var(--c-line);
}

.hero-text {
  max-width: 620px;
}

.hero-title {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--c-text);
}

.hero-lead {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text-sub);
}

.hero-paths {
  margin-top: 24px;
  display: grid;
  gap: 10px;
}

.hero-path-link {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.hero-path-link:hover,
.hero-path-link:focus-visible {
  border-color: var(--c-primary);
  transform: translateY(-2px);
  text-decoration: none;
}

.hero-path-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
}

.hero-path-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text-sub);
}

.hero-visual {
  margin: 0;
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 5 / 4;
  border-radius: var(--radius);
}

.content-media {
  grid-column: 1 / -1;
  margin-top: 8px;
}

.content-media img {
  width: 100%;
  aspect-ratio: 16 / 7;
  border-radius: var(--radius);
}

.hero-visual-caption {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-text-sub);
}

/* 题材方向总览 */
.genre-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.genre-card {
  display: flex;
  flex-direction: column;
  padding: 20px 18px;
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-line-strong);
  border-radius: var(--radius);
  background: var(--c-bg);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.genre-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.genre-card-sakura {
  border-top-color: var(--c-primary);
}

.genre-card-moss {
  border-top-color: var(--c-moss);
}

.genre-card-wisteria {
  border-top-color: var(--c-wisteria);
}

.genre-card-clay {
  border-top-color: var(--c-clay);
}

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

.genre-trait {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.genre-fields {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--c-line);
  flex: 1 1 auto;
}

.genre-fields dt {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text);
  margin-top: 10px;
}

.genre-fields dt:first-child {
  margin-top: 0;
}

.genre-fields dd {
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-text-sub);
}

.genre-link {
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-primary);
}

.genre-link::after {
  content: " →";
  font-weight: 400;
}

/* 最近更新与人气榜单并列区 */
.updates-ranking {
  border-top: 1px solid var(--c-line);
}

.updates-ranking > .section-title {
  margin-bottom: 24px;
}

.duo-columns {
  display: grid;
  grid-template-columns: minmax(0, 660px) minmax(0, 480px);
  gap: 36px;
  align-items: start;
}

.duo-col {
  min-width: 0;
}

.duo-col-ranking {
  padding: 20px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

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

.update-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 6px 12px;
  padding: 11px 2px;
  border-bottom: 1px solid var(--c-line);
}

.update-date {
  font-size: 13px;
  color: var(--c-text-sub);
  white-space: nowrap;
}

.update-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
}

.update-note {
  grid-column: 2 / -1;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-text-sub);
}

.rank-list {
  counter-reset: rank;
}

.rank-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--c-line);
}

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

.rank-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  background: var(--c-bg);
  border: 1px solid var(--c-line-strong);
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-sub);
}

.rank-name {
  font-size: 15px;
  color: var(--c-text);
  overflow-wrap: anywhere;
}

/* 条目字段与收录边界摘要 */
.field-summary {
  border-top: 1px solid var(--c-line);
}

.summary-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.summary-col {
  min-width: 0;
}

.summary-col-boundary {
  padding: 20px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.field-list dt {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  margin-top: 12px;
}

.field-list dt:first-child {
  margin-top: 0;
}

.field-list dd {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.boundary-list > li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

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

/* 站内栏目索引 */
.site-index {
  border-top: 1px solid var(--c-line);
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.index-item {
  display: block;
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.index-item:hover,
.index-item:focus-visible {
  border-color: var(--c-primary);
  transform: translateY(-2px);
  text-decoration: none;
}

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

.index-desc {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-text-sub);
}

/* --------------------------------------------------------------------------
   pages · 题材分类页
   -------------------------------------------------------------------------- */

.page-genre .genre-tabs-wrap {
  padding-top: 0;
  padding-bottom: 0;
  margin-bottom: 28px;
}

.genre-tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--c-bg);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.genre-tabs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 0;
}

.genre-tab {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--c-text-sub);
  background: var(--c-bg);
  transition: border-color 0.18s ease, color 0.18s ease;
}

.genre-tab:hover,
.genre-tab:focus-visible {
  border-color: var(--c-primary);
  color: var(--c-primary);
  text-decoration: none;
}

.genre-directory > .section-title {
  margin-bottom: 8px;
}

.genre-block {
  display: grid;
  grid-template-columns: minmax(0, 380px) minmax(0, 760px);
  gap: 36px;
  align-items: start;
  padding: 28px 0;
  border-top: 1px solid var(--c-line);
}

.genre-block-aside {
  min-width: 0;
}

.genre-block-aside .genre-name {
  font-size: 20px;
}

.genre-tone {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.genre-block-aside .genre-tag {
  margin-top: 14px;
}

.genre-block-main {
  min-width: 0;
}

.genre-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
}

.genre-field-list {
  margin-top: 18px;
  border-top: 1px solid var(--c-line);
}

.genre-field-item {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
  line-height: 1.7;
}

.genre-field-item .field-name {
  color: var(--c-text-sub);
  font-weight: 600;
}

.genre-field-item .field-value {
  color: var(--c-text);
  overflow-wrap: anywhere;
}

.genre-compare {
  margin-top: 8px;
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
}

.compare-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  margin-top: 20px;
  align-items: start;
}

.compare-col {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg-soft);
}

.compare-col-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 12px;
}

.compare-item {
  position: relative;
  padding-left: 16px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.compare-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-moss);
}

.compare-note {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

/* --------------------------------------------------------------------------
   pages · 最近更新页
   -------------------------------------------------------------------------- */

.updates-hero {
  margin-top: 0;
  margin-bottom: 32px;
}

.updates-hero img {
  width: 100%;
  aspect-ratio: 21 / 8;
  border-radius: var(--radius);
}

.updates-list-section > .section-title,
.updates-rhythm-section > .section-title,
.updates-related-section > .section-title {
  margin-bottom: 8px;
}

.updates-day {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
}

.updates-day-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 10px;
}

.updates-row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 6px 12px;
  padding: 10px 2px;
  border-bottom: 1px solid var(--c-line);
}

.updates-date {
  font-size: 13px;
  color: var(--c-text-sub);
  white-space: nowrap;
}

.updates-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  overflow-wrap: anywhere;
}

.updates-note {
  grid-column: 2 / -1;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-text-sub);
}

.updates-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.6;
  white-space: nowrap;
  color: #ffffff;
  background: var(--c-text-sub);
}

.updates-tag.tag-fantasy {
  background: var(--c-wisteria);
}

.updates-tag.tag-daily {
  background: var(--c-moss);
}

.updates-tag.tag-mystery {
  background: var(--c-clay);
}

.updates-tag.tag-action {
  background: var(--c-primary);
}

.updates-rhythm-section {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
}

.rhythm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.rhythm-card {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg-soft);
}

.rhythm-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 8px;
}

.rhythm-card-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.updates-related-section {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
}

.related-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.related-link-item a {
  display: block;
  padding: 12px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.related-link-item a:hover,
.related-link-item a:focus-visible {
  border-color: var(--c-primary);
  color: var(--c-primary);
  transform: translateY(-2px);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   pages · 人气榜单页
   -------------------------------------------------------------------------- */

.page-ranking .container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.ranking-visual {
  margin-bottom: 32px;
}

.ranking-visual img {
  width: 100%;
  aspect-ratio: 21 / 8;
  border-radius: var(--radius);
}

.ranking-list-section > .section-title,
.ranking-method-section > .section-title,
.ranking-usage-section > .section-title {
  margin-bottom: 8px;
}

.ranking-list {
  margin-top: 20px;
  border-top: 1px solid var(--c-line);
}

.ranking-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 16px 2px;
  border-bottom: 1px solid var(--c-line);
  transition: background 0.18s ease;
}

.ranking-row:hover {
  background: var(--c-bg-soft);
}

.ranking-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-line-strong);
  background: var(--c-bg);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text-sub);
}

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

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

.ranking-genre {
  margin-top: 4px;
  font-size: 13px;
  color: var(--c-text-sub);
}

.ranking-reason {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.ranking-method-section {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.method-item {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg-soft);
}

.method-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 8px;
}

.method-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

.method-note {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.ranking-usage-section {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
}

.usage-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  margin-top: 20px;
  align-items: start;
}

.usage-col {
  min-width: 0;
}

.usage-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 8px;
}

.usage-col p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.usage-back {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

/* --------------------------------------------------------------------------
   pages · 查阅说明页
   -------------------------------------------------------------------------- */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 860px) minmax(0, 260px);
  gap: 40px;
  align-items: start;
}

.page-layout.sidebar-left,
.sidebar-left .page-layout {
  grid-template-columns: minmax(0, 260px) minmax(0, 860px);
}

.guide-toc {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg-soft);
}

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

.toc-list > li {
  margin-bottom: 8px;
}

.toc-list a {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}

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

.guide-content {
  min-width: 0;
}

.guide-section {
  padding-bottom: 32px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--c-line);
}

.guide-section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.guide-section > .section-title {
  margin-bottom: 8px;
}

.guide-figure {
  margin-top: 20px;
}

.guide-figure img {
  width: 100%;
  aspect-ratio: 16 / 7;
  border-radius: var(--radius);
}

.field-table {
  margin-top: 22px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.field-table-caption {
  padding: 12px 16px;
  background: var(--c-bg-soft);
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  text-align: left;
}

.field-table th,
.field-table td {
  padding: 11px 16px;
  font-size: 14px;
  line-height: 1.7;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

.field-table thead th {
  background: var(--c-bg-soft);
  font-weight: 600;
  color: var(--c-text);
}

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

.field-table tbody th {
  width: 130px;
  font-weight: 600;
  color: var(--c-text);
  white-space: nowrap;
}

.field-table td {
  color: var(--c-text-sub);
}

.section-note {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.faq-list {
  margin-top: 20px;
  border-top: 1px solid var(--c-line);
}

.faq-item {
  border-bottom: 1px solid var(--c-line);
}

.faq-question {
  padding: 14px 30px 14px 0;
  position: relative;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 13px;
  font-size: 18px;
  font-weight: 400;
  color: var(--c-text-sub);
}

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

.faq-answer {
  padding: 0 0 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.feedback-steps {
  margin-top: 20px;
  display: grid;
  gap: 16px;
  counter-reset: step;
}

.feedback-step {
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-primary);
  border-radius: var(--radius);
  background: var(--c-bg);
}

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

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

/* --------------------------------------------------------------------------
   pages · 404
   -------------------------------------------------------------------------- */

.error-main {
  padding-top: 64px;
  padding-bottom: 80px;
}

.error-panel {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.error-code {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-primary);
  margin-bottom: 10px;
}

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

.error-text {
  margin-top: 12px;
  max-width: 70ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text-sub);
}

.error-paths {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.error-paths a {
  display: block;
  padding: 12px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.error-paths a:hover,
.error-paths a:focus-visible {
  border-color: var(--c-primary);
  color: var(--c-primary);
  transform: translateY(-2px);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   responsive · 960px / 640px
   -------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .home-main > section,
  .inner-main > section,
  .inner-main > div,
  .inner-main > figure,
  .inner-main > nav,
  .inner-main > header {
    padding-left: 20px;
    padding-right: 20px;
  }

  .header-inner {
    padding: 0 20px;
    min-height: 60px;
  }

  .footer-inner {
    padding: 32px 20px 20px;
  }

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

  .hero-title {
    font-size: 28px;
  }

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

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

  .summary-columns {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

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

  .genre-block {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .compare-columns {
    gap: 22px;
  }

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

  .usage-cols {
    gap: 22px;
  }

  .footer-cols {
    gap: 24px;
  }
}

@media (max-width: 640px) {
  body.site-body {
    font-size: 15px;
  }

  .home-main > section,
  .inner-main > section,
  .inner-main > div,
  .inner-main > figure,
  .inner-main > nav,
  .inner-main > header {
    padding-left: 16px;
    padding-right: 16px;
  }

  .home-main > section {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .header-inner {
    padding: 0 16px;
    gap: 12px;
  }

  .brand {
    font-size: 18px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: block;
    background: var(--c-bg);
    border-bottom: 1px solid var(--c-line);
    box-shadow: 0 8px 18px rgba(47, 51, 54, 0.06);
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 6px 16px 12px;
  }

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

  .nav-link {
    display: block;
    padding: 12px 8px;
    font-size: 16px;
    border-bottom: 1px solid var(--c-line);
    border-radius: 0;
  }

  .nav-list > li:last-child .nav-link {
    border-bottom: 0;
  }

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

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

  .section-title {
    font-size: 20px;
  }

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

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

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

  .update-date {
    grid-column: 1 / -1;
  }

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

  .updates-date {
    grid-column: 1 / -1;
  }

  .genre-field-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .ranking-row {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 12px;
  }

  .ranking-rank {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }

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

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

  .genre-tabs-list {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 10px 0;
    -webkit-overflow-scrolling: touch;
  }

  .genre-tab {
    flex: 0 0 auto;
  }

  .field-table th,
  .field-table td {
    padding: 10px 12px;
  }

  .field-table tbody th {
    width: auto;
    white-space: normal;
  }

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

  .error-main {
    padding-top: 40px;
    padding-bottom: 56px;
  }

  .error-panel {
    padding: 0 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}