/* =========================================================
   樱花电视剧大全 · 全站样式表
   分组：base / layout / components / pages / responsive
   ========================================================= */

/* ---------------------------------------------------------
   base · 设计令牌与基础重置
   --------------------------------------------------------- */
:root {
  --ink: #12161c;
  --ink-soft: #1c222b;
  --paper: #f7f5f0;
  --paper-raise: #ffffff;
  --accent: #e8663a;
  --accent-deep: #c14d26;
  --muted: #5b6470;
  --warn: #f2c14e;
  --line: #d9d5cc;
  --line-strong: #b8b3a8;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow: 0 1px 2px rgba(18, 22, 28, 0.06);
  --shell: 1120px;
  --prose: 720px;
  --gap: 24px;
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.35;
}

p {
  margin: 0 0 12px;
}

p:last-child {
  margin-bottom: 0;
}

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

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

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

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

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

figure {
  margin: 0;
}

dl {
  margin: 0;
}

dt {
  font-weight: 700;
}

dd {
  margin: 0;
}

time {
  font-variant-numeric: tabular-nums;
}

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

caption {
  text-align: left;
  color: var(--muted);
  font-size: 14px;
  padding-bottom: 8px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  z-index: 40;
}

.skip-link:focus {
  left: 8px;
  top: 8px;
}

/* ---------------------------------------------------------
   layout · 全站骨架：事实条 / 页头 / 主导航 / 主容器 / 页脚
   --------------------------------------------------------- */
.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
}

.fact-bar {
  background: var(--ink);
  color: #e9e6df;
  font-size: 14px;
  line-height: 1.6;
}

.fact-bar p {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 9px 24px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--ink);
  border-bottom: 1px solid #2a313b;
  padding: 0;
}

.site-header > .brand,
.site-header > .site-nav {
  max-width: var(--shell);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.site-header .brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding-top: 14px;
  padding-bottom: 4px;
  color: #fff;
  text-decoration: none;
}

.brand-mark {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  letter-spacing: normal;
}

.brand-sub {
  font-size: 13px;
  color: #a8b0bb;
}

.site-nav {
  display: block;
  padding-bottom: 10px;
}

.nav-toggle {
  display: none;
  width: 100%;
  padding: 11px 14px;
  background: #1c222b;
  color: #fff;
  border: 1px solid #39424f;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  cursor: pointer;
  text-align: left;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 22px;
}

.nav-list a {
  display: inline-block;
  padding: 6px 0;
  color: #cfd5dd;
  font-size: 15px;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: #fff;
  border-bottom-color: var(--accent);
}

.nav-list a.is-current {
  color: #fff;
  border-bottom-color: var(--accent);
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 32px 24px 56px;
}

.home-main {
  padding-top: 28px;
}

.inner-main {
  padding-top: 20px;
}

/* 内页统一骨架：面包屑 / 标题区 */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 18px;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration-color: var(--line-strong);
}

.breadcrumb a:hover {
  color: var(--accent-deep);
  text-decoration-color: var(--accent-deep);
}

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

.breadcrumb-current {
  color: var(--ink);
  font-weight: 600;
}

.page-header {
  padding-bottom: 22px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 34px;
}

.page-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}

.page-description {
  max-width: var(--prose);
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

/* 页脚 */
.site-footer {
  background: var(--ink);
  color: #b9c0ca;
  font-size: 14px;
  margin-top: auto;
}

.footer-grid {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 40px 24px 24px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}

.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.footer-col p {
  color: #9aa3ae;
  line-height: 1.7;
  margin-bottom: 8px;
}

.footer-links {
  display: block;
}

.footer-links a,
.footer-col a {
  color: #cfd5dd;
  text-decoration-color: #4a5563;
}

.footer-links a:hover,
.footer-col a:hover {
  color: #fff;
  text-decoration-color: var(--accent);
}

.footer-copy {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 16px 24px 28px;
  border-top: 1px solid #2a313b;
  color: #8b939e;
  font-size: 13px;
}

/* ---------------------------------------------------------
   components · 通用模块：区块头 / 按钮 / 步骤 / 表格 / 提示
   --------------------------------------------------------- */
.section-head {
  margin-bottom: 22px;
}

.section-head h2 {
  font-size: 24px;
  margin-bottom: 8px;
}

.section-head p {
  max-width: var(--prose);
  color: var(--muted);
  font-size: 15px;
}

.section-title {
  font-size: 24px;
  margin-bottom: 8px;
}

.section-desc,
.section-lead,
.section-intro {
  max-width: var(--prose);
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 20px;
}

.section {
  margin-bottom: 52px;
}

.btn,
.btn-primary,
.btn-ghost {
  display: inline-block;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
}

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

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

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

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

/* 步骤条（频道页 / 浏览顺序页共用结构，父级限定） */
.step-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.step-item {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 18px 18px 20px;
  min-width: 0;
}

.step-name {
  font-size: 17px;
  margin-bottom: 8px;
}

.channel-order-section .step-desc,
.channel-order-section .step-link,
.reading-steps .step-check,
.reading-steps .step-next {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 8px;
}

.channel-order-section .step-link {
  display: inline-block;
  font-weight: 600;
  margin-bottom: 0;
}

/* 数据表格 */
.table-wrap {
  overflow-x: auto;
}

.data-table,
.field-table {
  width: 100%;
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 15px;
}

.data-table th,
.data-table td,
.field-table th,
.field-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  line-height: 1.7;
}

.data-table thead th,
.field-table thead th {
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  border-bottom: none;
}

.data-table tbody th,
.field-table tbody th {
  color: var(--ink);
  font-weight: 700;
  white-space: normal;
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td,
.field-table tbody tr:last-child th,
.field-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:nth-child(even),
.field-table tbody tr:nth-child(even) {
  background: #fbfaf7;
}

/* 图片容器统一约束 */
.section-figure,
.section-media,
.media-frame,
.record-figure,
.playlist-media,
.playlist-figure {
  background: #e9e5dc;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.section-figure img,
.section-media img,
.media-frame img,
.record-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.section-figure figcaption,
.section-media figcaption,
.media-frame figcaption,
.record-figure figcaption,
.playlist-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--muted);
  background: var(--paper-raise);
  border-top: 1px solid var(--line);
}

/* 提示块 / 相关链接 */
.notice-block {
  background: #fdf6e2;
  border: 1px solid var(--warn);
  border-left: 5px solid var(--warn);
  border-radius: var(--radius);
  padding: 20px 22px;
}

.notice-lead {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}

.notice-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.notice-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--warn);
  border-radius: 2px;
}

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

.related-links li {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  min-width: 0;
}

.related-links a {
  font-size: 15px;
  font-weight: 600;
}

/* ---------------------------------------------------------
   pages · 首页
   --------------------------------------------------------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 52px;
}

.hero-text {
  padding-top: 6px;
}

.hero-title {
  font-size: 38px;
  line-height: 1.28;
  margin-bottom: 16px;
}

.hero-lead {
  max-width: var(--prose);
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 14px;
}

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

.hero-media {
  background: #e9e5dc;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.hero-media figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--muted);
  background: var(--paper-raise);
  border-top: 1px solid var(--line);
}

.hero-index {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px dashed var(--line-strong);
}

.hero-index a {
  display: inline-block;
  padding: 8px 14px;
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  color: var(--ink);
}

.hero-index a:hover,
.hero-index a:focus-visible {
  border-color: var(--accent);
  color: var(--accent-deep);
  text-decoration: underline;
  text-decoration-color: var(--accent);
}

/* 频道分类总览 */
.channel-overview {
  margin-bottom: 52px;
}

.channel-list {
  border-top: 2px solid var(--ink);
}

.channel-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 4px 18px;
  align-items: start;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.channel-row:hover {
  border-left-color: var(--accent);
  background: #fbfaf7;
}

.channel-no {
  grid-row: 1 / span 3;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-deep);
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}

.channel-name {
  font-size: 18px;
  margin-bottom: 6px;
}

.channel-range,
.channel-sample,
.channel-scope,
.channel-samples {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 4px;
}

.channel-sample,
.channel-samples {
  color: var(--ink-soft);
}

.channel-sample::before,
.channel-samples::before {
  content: "代表条目：";
  color: var(--muted);
}

/* 频道页：行内结构含 channel-body 包裹 */
.channel-section .channel-list {
  border-top: 2px solid var(--ink);
}

.channel-section .channel-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 4px 18px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
}

.channel-section .channel-row:hover {
  border-left-color: var(--accent);
  background: #fbfaf7;
}

.channel-section .channel-no {
  grid-row: 1 / span 1;
}

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

.channel-scope::before {
  content: "覆盖范围：";
  color: var(--muted);
}

/* 专题片单入口（首页卡片） */
.playlist-entry {
  margin-bottom: 52px;
}

.playlist-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.playlist-card {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 0 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.playlist-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.playlist-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.playlist-card h3 {
  font-size: 18px;
  margin: 16px 18px 8px;
}

.playlist-line {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0 18px 6px;
}

.playlist-range {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-deep);
  margin: 6px 18px 0;
}

/* 字段口径与收录边界摘要 */
.field-boundary {
  margin-bottom: 52px;
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.compare-col {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  min-width: 0;
}

.compare-col h3 {
  font-size: 18px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.field-mini dt {
  font-size: 14px;
  color: var(--ink);
  margin-top: 12px;
}

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

.field-mini dd {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.boundary-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--warn);
  border-radius: 2px;
}

/* 整理记录速览 */
.records-glance {
  margin-bottom: 52px;
}

.records-months {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.records-month {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  min-width: 0;
}

.records-month h3,
.records-month-title {
  font-size: 17px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.records-list li,
.record-item {
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

.records-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.records-list time,
.record-date time {
  display: block;
  font-size: 13px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.record-target {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin: 4px 0 2px;
}

.record-reason {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

/* 站内栏目索引 */
.site-index {
  margin-bottom: 20px;
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.index-cell {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  min-width: 0;
}

.index-cell a {
  display: inline-block;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.index-cell p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

/* ---------------------------------------------------------
   pages · 内页栏目模块
   --------------------------------------------------------- */

/* 频道分类页 */
.channel-order-section .section-figure {
  margin-bottom: 24px;
}

.channel-fields-section .data-table {
  margin-top: 4px;
}

/* 专题片单页 */
.playlist-section,
.playlist-paths,
.playlist-fields {
  margin-bottom: 52px;
}

.playlist-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.playlist-item {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 0;
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 0;
}

.playlist-item:hover {
  border-color: var(--accent);
}

.playlist-item .playlist-figure {
  border: none;
  border-radius: 0;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.playlist-item .playlist-figure img {
  width: 100%;
  height: 100%;
  min-height: 150px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.playlist-item .playlist-figure figcaption {
  border-top: 1px solid var(--line);
}

.playlist-body {
  padding: 16px 18px;
  min-width: 0;
}

.playlist-name {
  font-size: 17px;
  margin-bottom: 10px;
}

.playlist-meta {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  margin-bottom: 10px;
}

.playlist-meta dt {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

.playlist-meta dd {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.65;
}

.playlist-link {
  font-size: 14px;
  font-weight: 600;
  margin: 0;
}

.playlist-paths .path-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.path-item {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px 18px;
  min-width: 0;
}

.path-name {
  font-size: 17px;
  margin-bottom: 8px;
}

.path-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

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

/* 字段口径页 */
.section-fields-table .section-media {
  margin-bottom: 24px;
}

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

.compare-item {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  min-width: 0;
}

.compare-item h3 {
  font-size: 17px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

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

.compare-pair .compare-col {
  background: #fbfaf7;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  min-width: 0;
}

.compare-pair .compare-col h4 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--accent-deep);
}

.compare-pair .compare-col p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.compare-note {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.section-misread .misread-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.misread-item {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  min-width: 0;
}

.misread-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--ink);
}

.misread-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

.section-related {
  background: #fbfaf7;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.section-related h2 {
  font-size: 20px;
  margin-bottom: 8px;
}

.section-related > p {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 16px;
}

/* 浏览顺序页 */
.reading-visual,
.reading-steps,
.reading-compare,
.reading-boundary,
.reading-related {
  margin-bottom: 52px;
}

.reading-compare .compare-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.reading-compare .compare-col h3 {
  font-size: 18px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.reading-compare .compare-col > p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  margin-bottom: 12px;
}

.compare-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.compare-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
}

/* 整理记录页 */
.records-section,
.record-types-section,
.record-links-section {
  margin-bottom: 52px;
}

.records-section .records-month {
  margin-bottom: 22px;
}

.record-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 4px 18px;
  padding: 14px 0;
}

.record-item .record-date {
  grid-row: 1 / span 3;
  margin: 0;
  padding-top: 2px;
}

.record-item .record-target,
.record-item .record-reason,
.record-item .record-type {
  margin: 0;
}

.record-type {
  font-size: 13px;
  color: var(--accent-deep);
  font-weight: 600;
}

.record-type::before {
  content: "调整类型：";
  color: var(--muted);
  font-weight: 400;
}

.record-types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.record-type-card {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-top: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 18px 20px;
  min-width: 0;
}

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

.record-type-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.record-type-example {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  color: var(--ink-soft);
}

.record-figure {
  margin-bottom: 22px;
}

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

.record-link-item {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  min-width: 0;
}

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

.record-link-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 10px;
}

.record-link-item a {
  font-size: 14px;
  font-weight: 600;
}

/* 404 */
.site-error .error-main {
  padding-top: 56px;
  padding-bottom: 64px;
}

.error-hero {
  max-width: var(--prose);
  margin-bottom: 44px;
}

.error-hero h1 {
  font-size: 34px;
  margin-bottom: 14px;
}

.error-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.error-note {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin-bottom: 22px;
}

.error-action {
  margin: 0;
}

.error-links h2 {
  font-size: 20px;
  margin-bottom: 16px;
}

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

.error-link-list li {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  min-width: 0;
}

.error-link-list a {
  font-size: 15px;
  font-weight: 600;
}

/* ---------------------------------------------------------
   responsive · 断点
   --------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

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

  .records-months {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

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

@media (max-width: 768px) {
  .fact-bar p {
    padding: 9px 16px;
    font-size: 13px;
  }

  .site-header > .brand,
  .site-header > .site-nav {
    padding-left: 16px;
    padding-right: 16px;
  }

  .site-header .brand {
    padding-top: 12px;
  }

  .brand-mark {
    font-size: 18px;
  }

  .nav-toggle {
    display: block;
    margin-top: 8px;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    gap: 0;
    margin-top: 8px;
    border-top: 1px solid #2a313b;
  }

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

  .nav-list li {
    border-bottom: 1px solid #2a313b;
  }

  .nav-list a {
    display: block;
    padding: 13px 4px;
    min-height: 44px;
    font-size: 15px;
    border-bottom: none;
  }

  .nav-list a.is-current {
    border-bottom: none;
    color: var(--accent);
  }

  .site-main {
    padding: 22px 16px 44px;
  }

  .page-header {
    padding-bottom: 16px;
    margin-bottom: 26px;
  }

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

  .page-description {
    font-size: 14px;
  }

  .section-head h2,
  .section-title {
    font-size: 20px;
  }

  .section,
  .channel-overview,
  .playlist-entry,
  .field-boundary,
  .records-glance,
  .playlist-section,
  .playlist-paths,
  .playlist-fields,
  .reading-visual,
  .reading-steps,
  .reading-compare,
  .reading-boundary,
  .reading-related,
  .records-section,
  .record-types-section,
  .record-links-section {
    margin-bottom: 38px;
  }

  .hero {
    padding-bottom: 28px;
    margin-bottom: 38px;
  }

  .hero-title {
    font-size: 25px;
  }

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

  .hero-actions {
    gap: 10px;
  }

  .btn,
  .btn-primary,
  .btn-ghost {
    padding: 12px 18px;
    min-height: 44px;
  }

  .hero-index {
    gap: 8px;
  }

  .hero-index a {
    padding: 10px 12px;
    min-height: 44px;
  }

  .channel-row,
  .channel-section .channel-row {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 2px 12px;
    padding: 16px 2px;
  }

  .channel-name {
    font-size: 17px;
  }

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

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

  .playlist-item .playlist-figure {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .playlist-item .playlist-figure img {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

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

  .record-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .record-item .record-date {
    grid-row: auto;
    padding-top: 0;
  }

  .data-table th,
  .data-table td,
  .field-table th,
  .field-table td {
    padding: 10px 12px;
    font-size: 14px;
  }

  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
    padding: 30px 16px 18px;
  }

  .footer-copy {
    padding: 14px 16px 24px;
  }

  .site-error .error-main {
    padding-top: 36px;
    padding-bottom: 44px;
  }

  .error-hero h1 {
    font-size: 24px;
  }
}

@media (max-width: 420px) {
  .hero-title {
    font-size: 23px;
  }

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

  .section-head h2,
  .section-title {
    font-size: 19px;
  }

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