/* ==========================================================================
   韩漫免费漫画在线阅读 — 全站样式表
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base：变量、重置、排版基准
   -------------------------------------------------------------------------- */

:root {
  --bg: #0E0F13;
  --panel: #181A22;
  --panel-soft: #1F222C;
  --accent: #FF3D6E;
  --accent-2: #35D0BA;
  --text: #F2F3F7;
  --text-dim: #A3A7B5;
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(255, 255, 255, 0.22);
  --radius: 8px;
  --radius-sm: 4px;
  --shell-max: 1200px;
  --summary-width: 320px;
  --col-gap: 60px;
  --pad-x: 24px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: normal;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.6em;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text);
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

p {
  margin: 0 0 1.2em;
}

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

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

ul,
ol {
  margin: 0 0 1.2em;
  padding: 0;
  list-style: none;
}

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

figure {
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

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

.mono,
.rank-num,
.rank-no,
.row-date,
.compare-key {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   layout：全站骨架 — 页头 / 导航 / 主容器 / 面包屑 / 页标题 / 页脚
   -------------------------------------------------------------------------- */

.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(14, 15, 19, 0.96);
  border-bottom: 1px solid var(--line);
}

.header-bar {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 14px var(--pad-x);
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-right: auto;
  min-width: 0;
}

.brand-name {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.3;
}

.brand-slogan {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  line-height: 1.4;
}

.header-boundary {
  flex: none;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-dim);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}

.header-boundary:hover,
.header-boundary:focus-visible {
  color: var(--text);
  border-color: var(--accent-2);
}

.nav-toggle {
  display: none;
  flex: none;
  width: 44px;
  height: 44px;
  padding: 11px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  flex-direction: column;
  justify-content: space-between;
}

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

.site-nav {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 12px var(--pad-x) 12px;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 8px 28px;
  border-top: 1px solid var(--line);
}

.nav-home {
  flex: none;
  align-self: flex-start;
  padding: 8px 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  border-bottom: 2px solid transparent;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-home.is-current {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.nav-group {
  position: relative;
  min-width: 0;
}

.nav-group-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 0;
  min-height: 44px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.nav-group-title::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 2px solid var(--text-dim);
  border-bottom: 2px solid var(--text-dim);
  transform: rotate(45deg) translateY(-1px);
}

.nav-group-scope {
  margin: 0 0 8px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 240px;
}

.nav-group-list {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.nav-group-list li {
  min-width: 0;
}

.nav-group-list a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 14px;
  color: var(--text-dim);
}

.nav-group-list a:hover,
.nav-group-list a:focus-visible {
  color: var(--accent-2);
}

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

.site-main {
  flex: 1 0 auto;
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 32px var(--pad-x) 64px;
}

.inner-main {
  padding-top: 24px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 20px;
}

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

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--accent-2);
}

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

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

.page-header {
  margin-bottom: 40px;
}

.page-title {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.22;
  margin: 0 0 12px;
  max-width: 22em;
}

.page-title-kicker {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent-2);
  margin: 0 0 10px;
}

.page-title-lead,
.page-intro,
.page-lead {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 42em;
  margin: 0 0 24px;
}

.page-title-figure {
  margin-top: 8px;
}

.page-figure,
.page-title-figure {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.page-figure img,
.page-title-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-figure figcaption,
.page-title-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text-dim);
  border-top: 1px solid var(--line);
}

/* 主内容 + 摘要栏 两栏布局 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--summary-width);
  gap: var(--col-gap);
  align-items: start;
}

.page-layout > .primary {
  min-width: 0;
}

.site-footer {
  flex: none;
  border-top: 1px solid var(--line);
  background: #0B0C10;
}

.footer-cols {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 40px var(--pad-x) 24px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 40px;
}

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

.footer-title {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent-2);
  margin: 0 0 12px;
}

.footer-col p {
  font-size: 14px;
  color: var(--text-dim);
  margin: 0;
  max-width: 40em;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.footer-links {
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 14px;
  color: var(--text-dim);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent-2);
}

.footer-bottom {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 16px var(--pad-x) 32px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
}

.footer-bottom p {
  margin: 0;
  font-size: 12px;
  color: var(--text-dim);
}

.footer-copy {
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   components：通用模块 — 区块头、按钮、标签、卡片、摘要栏、表格、折叠
   -------------------------------------------------------------------------- */

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

.section-head h2 {
  margin-bottom: 6px;
}

.section-head p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
  max-width: 44em;
}

.section-lead {
  font-size: 15px;
  color: var(--text-dim);
  margin: 0 0 24px;
  max-width: 44em;
}

.section-note {
  font-size: 14px;
  color: var(--text-dim);
  border-left: 2px solid var(--accent-2);
  padding-left: 14px;
  margin: 20px 0 0;
}

.section-note a {
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
}

.btn-primary,
.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  background: var(--accent);
  color: #12131A;
  border: 1px solid var(--accent);
}

.btn-primary:hover,
.btn-primary:focus-visible,
.button-primary:hover,
.button-primary:focus-visible {
  background: #FF5B84;
  color: #12131A;
}

.btn-ghost,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid var(--line-strong);
  color: var(--text);
}

.btn-ghost:hover,
.btn-ghost:focus-visible,
.button-ghost:hover,
.button-ghost:focus-visible {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.04em;
  border: 1px solid rgba(53, 208, 186, 0.4);
  color: var(--accent-2);
  background: rgba(53, 208, 186, 0.08);
  white-space: nowrap;
}

.tag-status {
  border-color: rgba(255, 61, 110, 0.45);
  color: #FF7A9C;
  background: rgba(255, 61, 110, 0.10);
}

.summary {
  position: sticky;
  top: 96px;
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.summary-title {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent-2);
  margin: 0 0 10px;
}

.summary-block {
  margin-bottom: 22px;
}

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

.summary-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-list li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  padding-left: 14px;
  position: relative;
}

.summary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 2px;
  background: var(--accent);
}

.summary-links {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.summary-links a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  font-size: 14px;
  color: var(--text);
  border-bottom: 1px solid var(--line);
}

.summary-links a:hover,
.summary-links a:focus-visible {
  color: var(--accent-2);
  border-bottom-color: var(--line-strong);
}

.inline-link {
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.inline-link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0;
}

.inline-link-list a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  font-size: 14px;
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* --------------------------------------------------------------------------
   pages：首页
   -------------------------------------------------------------------------- */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding: 24px 0 48px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
}

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

.hero-text h1 {
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.08;
  margin: 0 0 18px;
}

.hero-lead {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 34em;
  margin: 0 0 26px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

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

.hero-figure img {
  width: 100%;
  height: auto;
  max-height: 420px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text-dim);
  border-top: 1px solid var(--line);
}

.genre-strip {
  margin-bottom: 48px;
}

.strip-title {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin: 0 0 14px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 14px;
  color: var(--text);
  background: var(--panel);
}

.chip:hover,
.chip:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.primary > section {
  margin-bottom: 56px;
}

.primary > section:last-child {
  margin-bottom: 0;
}

/* 封面墙：2:1:1 不等宽节奏 */
.coverwall-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 20px;
}

.cover-card {
  min-width: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.cover-card:hover,
.cover-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.cover-link {
  display: block;
  height: 100%;
}

.cover-media {
  display: block;
  margin: 0;
  width: 100%;
  overflow: hidden;
  background: var(--panel-soft);
}

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

.cover-card-wide .cover-media img {
  aspect-ratio: 4 / 3;
}

.cover-title {
  display: block;
  padding: 14px 16px 6px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
}

.cover-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 0 16px 16px;
  font-size: 13px;
  color: var(--text-dim);
}

.cover-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-genre {
  border-color: rgba(53, 208, 186, 0.4);
  color: var(--accent-2);
  background: rgba(53, 208, 186, 0.08);
}

/* 最近更新速览 */
.update-group {
  margin-bottom: 24px;
}

.update-date,
.update-group-date {
  font-size: 14px;
  font-family: var(--font-mono);
  color: var(--accent-2);
  letter-spacing: 0.06em;
  margin: 0 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.update-rows {
  margin: 0;
  display: flex;
  flex-direction: column;
}

.update-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) 120px 96px;
  gap: 16px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  min-height: 48px;
}

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

.col-date,
.row-date {
  font-size: 13px;
  color: var(--text-dim);
}

.col-item,
.row-title {
  font-size: 15px;
  font-weight: 700;
  min-width: 0;
}

.col-item a,
.row-title a {
  color: var(--text);
}

.col-item a:hover,
.row-title a:hover,
.col-item a:focus-visible,
.row-title a:focus-visible {
  color: var(--accent);
}

.col-genre,
.row-genre {
  font-size: 13px;
  color: var(--text-dim);
}

.col-status,
.row-status {
  font-size: 13px;
  color: var(--accent-2);
  font-family: var(--font-mono);
}

.status-weekly {
  color: var(--accent-2);
}

.status-monthly {
  color: #7FB2FF;
}

.status-irregular {
  color: var(--text-dim);
}

/* 榜单 */
.rank-list {
  margin: 0;
  display: flex;
  flex-direction: column;
}

.rank-item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  min-height: 56px;
}

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

.rank-num,
.rank-no {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
}

.rank-name {
  font-size: 16px;
  font-weight: 700;
  min-width: 0;
}

.rank-name a {
  color: var(--text);
}

.rank-name a:hover,
.rank-name a:focus-visible {
  color: var(--accent);
}

.rank-tag {
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--text-dim);
  white-space: nowrap;
}

/* 专题入口 */
.topic-entry .topic-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 24px;
  align-items: center;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
}

.topic-entry .topic-link:hover,
.topic-entry .topic-link:focus-visible {
  border-color: var(--accent);
  color: var(--text);
}

.topic-entry .topic-link img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

/* 双入口卡 */
.dual-entry {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.entry-card {
  min-width: 0;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.entry-card h2 {
  font-size: 20px;
  margin-bottom: 8px;
}

.entry-card p {
  font-size: 15px;
  color: var(--text-dim);
  margin: 0 0 16px;
}

.entry-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-2);
}

.entry-link:hover,
.entry-link:focus-visible {
  color: var(--accent);
}

/* 信息边界摘要 */
.boundary-brief .boundary-list {
  margin: 0 0 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.boundary-brief .boundary-list li {
  font-size: 15px;
  color: var(--text-dim);
  padding-left: 16px;
  position: relative;
}

.boundary-brief .boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 8px;
  height: 2px;
  background: var(--accent-2);
}

.boundary-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.boundary-link:hover,
.boundary-link:focus-visible {
  color: var(--accent-2);
}

/* --------------------------------------------------------------------------
   pages：题材分类
   -------------------------------------------------------------------------- */

.genre-compare,
.genre-entries,
.genre-tips {
  margin-bottom: 56px;
}

.genre-compare .compare-table {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.genre-compare .compare-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.genre-compare .compare-row + .compare-row {
  border-top: 1px solid var(--line);
}

.genre-compare .compare-cell {
  min-width: 0;
  padding: 16px 18px;
  font-size: 15px;
  color: var(--text-dim);
}

.genre-compare .compare-cell + .compare-cell {
  border-left: 1px solid var(--line);
}

.genre-compare .compare-head {
  background: var(--panel-soft);
}

.genre-compare .compare-head .compare-cell {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent-2);
  font-weight: 700;
}

.genre-compare .compare-key {
  color: var(--text);
  font-size: 14px;
}

.genre-entry {
  min-width: 0;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.genre-entry h3 {
  margin-bottom: 8px;
}

.genre-entry p {
  font-size: 15px;
  color: var(--text-dim);
}

.genre-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
}

.genre-meta .mono {
  font-size: 13px;
  color: var(--text);
  padding: 2px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
}

.genre-link {
  margin: 0;
}

.genre-link a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-2);
}

.genre-link a:hover,
.genre-link a:focus-visible {
  color: var(--accent);
}

.tips-list {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.tips-list li {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.tips-list h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.tips-list p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

/* --------------------------------------------------------------------------
   pages：更新与追更
   -------------------------------------------------------------------------- */

.section-update-list,
.section-rhythm,
.section-order {
  margin-bottom: 56px;
}

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

.rhythm-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.rhythm-card {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.rhythm-card h3 {
  font-size: 17px;
  margin-bottom: 10px;
}

.rhythm-desc {
  font-size: 15px;
  color: var(--text-dim);
  margin: 0 0 10px;
}

.rhythm-advice {
  font-size: 14px;
  color: var(--accent-2);
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.order-list {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.order-item {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.order-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.order-item p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

/* --------------------------------------------------------------------------
   pages：榜单速览
   -------------------------------------------------------------------------- */

.rank-groups,
.rank-dimensions,
.rank-next {
  margin-bottom: 56px;
}

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

.rank-group {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.rank-group h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.rank-group-basis {
  font-size: 14px;
  color: var(--text-dim);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 12px;
}

.rank-group .rank-list {
  margin: 0;
}

.rank-group .rank-item {
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  min-height: 44px;
}

.rank-group .rank-tag {
  grid-column: 2;
  justify-self: start;
  margin-top: 4px;
}

.dimension-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.dimension-card {
  min-width: 0;
  padding: 20px;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.dimension-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.dimension-define {
  font-size: 15px;
  color: var(--text);
  margin: 0 0 8px;
}

.dimension-tip {
  font-size: 14px;
  color: var(--text-dim);
  margin: 0;
}

.rank-next .next-list {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.next-item {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.next-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.next-item p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

.next-item a {
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* --------------------------------------------------------------------------
   pages：选题专题
   -------------------------------------------------------------------------- */

.section {
  margin-bottom: 56px;
}

.topic-choice-main .compare-table {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  border: 0;
  background: none;
  border-radius: 0;
  overflow: visible;
}

.compare-col {
  min-width: 0;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.compare-col h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.compare-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.compare-list dt {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--accent-2);
  margin-bottom: 4px;
}

.compare-list dd {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

.scene-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.scene-item {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.scene-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.scene-item p {
  font-size: 15px;
  color: var(--text-dim);
}

.scene-advice {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--accent-2);
  font-size: 14px;
}

.checklist {
  counter-reset: check;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
}

.checklist li {
  counter-increment: check;
  position: relative;
  padding: 14px 18px 14px 56px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--text-dim);
}

.checklist li::before {
  content: counter(check, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--accent);
}

.topic-choice-main .next-links,
.path-next .next-links {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.topic-choice-main .next-links a,
.path-next .next-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--text);
}

.topic-choice-main .next-links a:hover,
.topic-choice-main .next-links a:focus-visible,
.path-next .next-links a:hover,
.path-next .next-links a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

/* --------------------------------------------------------------------------
   pages：阅读指南
   -------------------------------------------------------------------------- */

.guide-block {
  margin-bottom: 56px;
}

.guide-item {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.guide-item h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.guide-item p {
  font-size: 15px;
  color: var(--text-dim);
}

.guide-item p:last-child {
  margin-bottom: 0;
}

.column-steps {
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 0;
}

.column-step {
  counter-increment: step;
  position: relative;
  min-width: 0;
  padding: 20px 20px 20px 64px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.column-step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 20px;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.column-step h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.column-step p {
  font-size: 15px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.prep-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 0;
}

.prep-item {
  min-width: 0;
  padding: 18px;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.prep-item h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.prep-item p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

.guide-note {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--text-dim);
  border-left: 2px solid var(--accent);
  padding-left: 14px;
}

.guide-next-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.card-link {
  display: block;
  min-width: 0;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.card-link:hover,
.card-link:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

/* --------------------------------------------------------------------------
   pages：阅读进程
   -------------------------------------------------------------------------- */

.path-timeline,
.path-bridge,
.path-backtrack,
.path-next {
  margin-bottom: 56px;
}

.timeline-list {
  margin: 0;
  position: relative;
  padding-left: 28px;
  border-left: 2px solid var(--line-strong);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.timeline-node {
  position: relative;
  min-width: 0;
}

.timeline-node::before {
  content: "";
  position: absolute;
  left: -36px;
  top: 24px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-2);
  border: 3px solid var(--bg);
}

.node-card {
  min-width: 0;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.node-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 6px;
}

.node-card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.node-bg,
.node-effect {
  font-size: 15px;
  color: var(--text-dim);
}

.node-effect {
  color: var(--text);
}

.node-actions {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.node-actions li {
  font-size: 14px;
  color: var(--text-dim);
  padding-left: 16px;
  position: relative;
}

.node-actions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 8px;
  height: 2px;
  background: var(--accent-2);
}

.bridge-list,
.backtrack-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.bridge-item,
.backtrack-item {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.bridge-item h3,
.backtrack-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.bridge-item p,
.backtrack-item p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

/* --------------------------------------------------------------------------
   pages：常见问题与内容边界
   -------------------------------------------------------------------------- */

.faq-section,
.boundary-section,
.feedback-section {
  margin-bottom: 56px;
}

.faq-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 14px 18px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

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

.faq-question::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--accent-2);
  border-bottom: 2px solid var(--accent-2);
  transform: rotate(-45deg);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-question::before {
  transform: rotate(45deg);
}

.faq-item[open] .faq-question {
  color: var(--accent);
}

.faq-answer {
  margin: 0;
  padding: 0 18px 18px 40px;
  font-size: 15px;
  color: var(--text-dim);
}

.boundary-section .boundary-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 0;
}

.boundary-item {
  min-width: 0;
  padding: 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
}

.boundary-item h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.boundary-item p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

.feedback-steps {
  counter-reset: fb;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 0 0 24px;
}

.feedback-step {
  counter-increment: fb;
  position: relative;
  padding: 16px 18px 16px 58px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feedback-step::before {
  content: counter(fb);
  position: absolute;
  left: 18px;
  top: 16px;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-2);
  color: #0E0F13;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.feedback-step h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.feedback-step p {
  margin: 0;
  font-size: 15px;
  color: var(--text-dim);
}

.feedback-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.copy-link-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.copy-link-btn:hover,
.copy-link-btn:focus-visible {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.copy-link-status {
  margin: 0;
  font-size: 14px;
  color: var(--accent-2);
  min-height: 1.85em;
}

/* --------------------------------------------------------------------------
   pages：404
   -------------------------------------------------------------------------- */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px var(--pad-x);
}

.error-panel {
  width: 100%;
  max-width: 640px;
  padding: 36px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.error-code {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 12px;
}

.error-panel h1 {
  font-size: clamp(26px, 3.4vw, 36px);
  margin-bottom: 12px;
}

.error-text {
  font-size: 16px;
  color: var(--text-dim);
  margin: 0 0 22px;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0 0 28px;
}

.error-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin: 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.error-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 14px;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-dim);
}

.error-links a:hover,
.error-links a:focus-visible {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

/* --------------------------------------------------------------------------
   responsive：断点 1080 / 760 / 480
   -------------------------------------------------------------------------- */

@media (max-width: 1080px) {
  :root {
    --summary-width: 260px;
    --col-gap: 36px;
  }

  .site-nav {
    gap: 8px 20px;
  }

  .nav-group-scope {
    max-width: 200px;
  }

  .hero {
    gap: 28px;
  }

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

  .cover-card-wide {
    grid-column: span 2;
  }

  .cover-card-wide .cover-media img {
    aspect-ratio: 16 / 9;
  }

  .rank-group-cols,
  .dimension-cols,
  .rhythm-cards,
  .scene-list,
  .bridge-list,
  .backtrack-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  :root {
    --pad-x: 20px;
  }

  .header-bar {
    flex-wrap: nowrap;
  }

  .nav-toggle {
    display: flex;
    order: 3;
  }

  .header-boundary {
    order: 2;
  }

  .site-nav {
    display: block;
    padding-bottom: 16px;
  }

  .nav-home {
    display: flex;
    width: 100%;
    border-bottom: 1px solid var(--line);
  }

  .nav-group {
    border-bottom: 1px solid var(--line);
  }

  .nav-group-title {
    width: 100%;
    justify-content: space-between;
  }

  .nav-group-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-group-list a {
    min-height: 44px;
  }

  .nav-group-scope {
    max-width: none;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding-bottom: 32px;
  }

  .hero-figure img {
    aspect-ratio: 16 / 10;
    max-height: none;
  }

  .hero-actions .btn {
    flex: 1 1 200px;
  }

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

  .cover-card-wide {
    grid-column: auto;
  }

  .cover-card-wide .cover-media img,
  .cover-card .cover-media img {
    aspect-ratio: 4 / 3;
  }

  .update-row {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px 12px;
    padding: 14px 0;
  }

  .col-date,
  .row-date {
    grid-column: 1;
    grid-row: 1;
  }

  .col-item,
  .row-title {
    grid-column: 1;
    grid-row: 2;
  }

  .col-genre,
  .row-genre {
    grid-column: 1;
    grid-row: 3;
  }

  .col-status,
  .row-status {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
  }

  .rank-item {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 10px 12px;
  }

  .rank-tag {
    grid-column: 2;
    justify-self: start;
  }

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

  .dual-entry,
  .rank-group-cols,
  .dimension-cols,
  .rhythm-cards,
  .scene-list,
  .bridge-list,
  .backtrack-list,
  .tips-list,
  .order-list,
  .prep-list,
  .guide-next-links,
  .rank-next .next-list {
    grid-template-columns: minmax(0, 1fr);
  }

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

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

  .genre-compare .compare-cell + .compare-cell {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .genre-compare .compare-head {
    display: none;
  }

  .genre-compare .compare-cell {
    padding: 12px 16px;
  }

  .genre-compare .compare-key {
    color: var(--accent-2);
    font-size: 12px;
    letter-spacing: 0.08em;
  }

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

  .footer-nav {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .timeline-list {
    padding-left: 20px;
  }

  .timeline-node::before {
    left: -28px;
  }

  .error-panel {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }

  h2 {
    font-size: 21px;
  }

  h3 {
    font-size: 17px;
  }

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

  .brand-slogan {
    font-size: 11px;
    letter-spacing: 0.04em;
  }

  .header-boundary {
    padding: 8px 10px;
    font-size: 12px;
  }

  .hero-text h1 {
    font-size: clamp(28px, 8vw, 40px);
  }

  .hero-actions {
    gap: 10px;
  }

  .hero-actions .btn {
    flex: 1 1 100%;
  }

  .chip {
    padding: 6px 12px;
    font-size: 13px;
  }

  .rank-item {
    grid-template-columns: 32px minmax(0, 1fr);
  }

  .rank-num,
  .rank-no {
    font-size: 17px;
  }

  .faq-answer {
    padding-left: 18px;
  }

  .checklist li,
  .column-step,
  .feedback-step {
    padding-left: 48px;
  }

  .column-step::before {
    left: 16px;
  }

  .feedback-step::before {
    left: 14px;
  }

  .error-code {
    font-size: 32px;
  }
}

/* 动效增强：仅在支持滚动驱动时轻微上浮，不影响初始可见性 */
@media (prefers-reduced-motion: no-preference) {
  .cover-card,
  .entry-card,
  .genre-entry,
  .rhythm-card,
  .order-item,
  .rank-group,
  .dimension-card,
  .next-item,
  .scene-item,
  .guide-item,
  .column-step,
  .prep-item,
  .node-card,
  .faq-item,
  .boundary-item,
  .feedback-step {
    transition: border-color 0.2s ease, transform 0.2s ease;
  }

  .entry-card:hover,
  .genre-entry:hover,
  .rhythm-card:hover,
  .order-item:hover,
  .rank-group:hover,
  .dimension-card:hover,
  .next-item:hover,
  .scene-item:hover,
  .guide-item:hover,
  .column-step:hover,
  .prep-item:hover,
  .node-card:hover,
  .boundary-item:hover,
  .feedback-step:hover {
    border-color: var(--line-strong);
  }
}

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

/* 程序验收反馈：移动端防溢出 */
@media (max-width: 768px) {
  .site-main,
  .site-main * {
    min-width: 0;
    max-width: 100%;
  }

  .site-main :is(h1, h2, h3, h4, p, a, span) {
    overflow-wrap: anywhere;
  }
}