/* ==========================================================================
   韩漫在线免费 · west-highway.com
   基础样式 → 布局骨架 → 组件 → 页面模块 → 响应式
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. base
   -------------------------------------------------------------------------- */

:root {
  --paper: #f5f2ec;
  --ink: #1b1a18;
  --ink-soft: #6b665e;
  --seal: #9a4a2c;
  --seal-deep: #7d3a21;
  --line: #d9d3c7;
  --line-soft: #e6e1d7;
  --footer-bg: #232220;
  --footer-ink: #d8d3c9;
  --footer-dim: #9b958b;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", "STSong", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --shell: 1180px;
  --read: 720px;
  --radius: 6px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

p {
  margin: 0;
}

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

a {
  color: var(--seal);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

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

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--seal);
  outline-offset: 3px;
}

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

figure {
  margin: 0;
}

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

table {
  border-collapse: collapse;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 120;
  padding: 10px 18px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  font-size: 14px;
}

.skip-link:focus {
  top: 12px;
  color: var(--paper);
}

/* --------------------------------------------------------------------------
   2. layout · 全站骨架
   -------------------------------------------------------------------------- */

.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.inner-main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 32px 88px;
}

/* 页头 --------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(245, 242, 236, 0.96);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 32px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
  flex: 0 0 auto;
  color: var(--ink);
  line-height: 1.2;
}

.brand:hover {
  color: var(--ink);
}

.brand__name {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand__slogan {
  font-size: 11px;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}

/* 主导航 ------------------------------------------------------------- */

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

.primary-nav__list {
  display: flex;
  align-items: center;
  gap: 26px;
}

.primary-nav__item {
  flex: 0 0 auto;
}

.primary-nav__link {
  position: relative;
  display: inline-block;
  padding: 22px 0 20px;
  font-size: 15px;
  color: var(--ink);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.primary-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 14px;
  height: 2px;
  background: var(--seal);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s var(--ease);
}

.primary-nav__link:hover::after,
.primary-nav__link:focus-visible::after {
  transform: scaleX(1);
}

.primary-nav__link.is-current {
  color: var(--seal);
}

.primary-nav__link.is-current::after {
  transform: scaleX(1);
}

/* 汉堡按钮 ----------------------------------------------------------- */

.nav-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  margin-left: auto;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.nav-toggle__bar {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.22s var(--ease), opacity 0.18s var(--ease);
}

.nav-toggle__bar:nth-child(1) {
  top: 14px;
}

.nav-toggle__bar:nth-child(2) {
  top: 21px;
}

.nav-toggle__bar:nth-child(3) {
  top: 28px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 面包屑 ------------------------------------------------------------- */

.breadcrumb {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 22px 32px 0;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.breadcrumb a {
  color: var(--ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
}

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

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

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

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--line);
}

/* 页面标题区 --------------------------------------------------------- */

.page-header {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 18px 32px 0;
}

.page-title {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  letter-spacing: 0.01em;
}

/* 页脚 --------------------------------------------------------------- */

.site-footer {
  flex: 0 0 auto;
  margin-top: 40px;
  background: var(--footer-bg);
  color: var(--footer-ink);
  font-size: 14px;
  line-height: 1.7;
}

.site-footer__inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 56px 32px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.site-footer__name {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  color: #f1ece2;
  letter-spacing: 0.02em;
}

.site-footer__slogan {
  font-size: 12px;
  color: var(--footer-dim);
  letter-spacing: 0.06em;
}

.site-footer__desc {
  margin-top: 10px;
  max-width: 280px;
  font-size: 13px;
  color: var(--footer-dim);
  line-height: 1.8;
}

.site-footer__heading {
  margin: 0 0 14px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  color: #f1ece2;
  letter-spacing: 0.08em;
}

.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-footer__list a {
  color: var(--footer-dim);
  font-size: 13px;
}

.site-footer__list a:hover {
  color: #f1ece2;
}

.site-footer__rules {
  min-width: 0;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer__copy {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 18px 32px;
  font-size: 12px;
  color: var(--footer-dim);
  letter-spacing: 0.04em;
}

/* 通用文本链接 ------------------------------------------------------- */

.text-link {
  display: inline-block;
  font-size: 14px;
  color: var(--seal);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  line-height: 1.6;
}

.text-link:hover {
  color: var(--seal-deep);
}

/* 相关链接条 --------------------------------------------------------- */

.related-links {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 24px 32px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 20px;
  border-top: 1px solid var(--line-soft);
}

.related-links-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.related-links-item {
  font-size: 14px;
  color: var(--seal);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}

.related-links-item:hover {
  border-bottom-color: var(--seal);
}

/* --------------------------------------------------------------------------
   3. components
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  border-radius: var(--radius);
  font-size: 15px;
  letter-spacing: 0.03em;
  border: 1px solid transparent;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn--primary {
  background: var(--ink);
  color: var(--paper);
}

.btn--primary:hover {
  background: var(--seal);
  color: var(--paper);
}

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

.btn--ghost:hover {
  border-color: var(--seal);
  color: var(--seal);
}

/* 区块标题组 --------------------------------------------------------- */

.section-head {
  max-width: var(--read);
  margin-bottom: 28px;
}

.section-head__title {
  font-size: 22px;
  line-height: 1.45;
}

.section-head__desc {
  margin-top: 10px;
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.8;
}

.section-title {
  font-size: 22px;
  line-height: 1.45;
}

.section-desc,
.section-intro,
.section-lede,
.section-lead {
  margin-top: 10px;
  max-width: var(--read);
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.85;
}

/* 展签式元信息 ------------------------------------------------------- */

.page-hero {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 20px 32px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 40px;
  align-items: start;
}

.page-hero__body,
.page-hero__text {
  min-width: 0;
}

.page-hero__lead {
  max-width: var(--read);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-hero__meta {
  border-left: 1px solid var(--line);
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.page-hero__meta-label {
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-hero__meta-text {
  margin-top: 4px;
  color: var(--ink);
}

.page-hero__meta-value {
  display: block;
  margin: 2px 0 12px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 15px;
}

/* 内页导语区（page-head） -------------------------------------------- */

.page-head {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 24px 32px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 40px;
  align-items: start;
}

.page-head__text,
.page-head__main,
.page-head__inner {
  min-width: 0;
}

.page-head__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 40px;
  align-items: start;
}

.page-head__eyebrow {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--seal);
  margin-bottom: 8px;
}

.page-head__lead {
  max-width: var(--read);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-head__meta {
  border-left: 1px solid var(--line);
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

.page-head__label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.page-head__note {
  color: var(--ink);
}

.page-head__meta-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

/* 元信息定义列表 ----------------------------------------------------- */

.meta-list {
  margin: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 12px;
  align-items: baseline;
}

.meta-list__term {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  white-space: nowrap;
}

.meta-list__desc {
  margin: 0;
  font-size: 13px;
  color: var(--ink);
}

/* 图片与图注 --------------------------------------------------------- */

.hero__figure,
.unit-card__figure,
.unit__figure,
.path-summary__figure,
.path-body__figure,
.craft-figure,
.archive-card__media,
.bulletin-figure,
.media-band,
.content-media {
  display: block;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--line-soft);
}

.hero__img,
.unit-card__img,
.unit__figure img,
.path-summary__img,
.path-body__figure img,
.craft-figure img,
.archive-card__media img,
.bulletin-figure img,
.media-band img,
.content-media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.hero__caption,
.unit-card__caption,
.unit__caption,
.path-summary__caption,
.figure-caption,
.craft-figure__caption,
.archive-card__caption,
.bulletin-figure__caption,
.media-band__caption,
.content-media figcaption {
  font-size: 13px;
  line-height: 1.65;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   4. pages · 首页
   -------------------------------------------------------------------------- */

.home-main {
  width: 100%;
}

/* 首屏策展台 --------------------------------------------------------- */

.hero {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 40px 32px 8px;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 480px) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.hero__text {
  min-width: 0;
  padding-top: 8px;
}

.hero__eyebrow {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--seal);
  margin-bottom: 16px;
}

.hero__title {
  font-size: 34px;
  line-height: 1.35;
  letter-spacing: 0.01em;
}

.hero__lead {
  margin-top: 18px;
  max-width: 440px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.hero__actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero__figure {
  min-width: 0;
  border-radius: var(--radius);
}

.hero__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero__caption {
  margin-top: 10px;
  padding-left: 2px;
  border-top: 1px solid var(--line);
  padding-top: 8px;
}

/* 下一栏提示 --------------------------------------------------------- */

.next-line {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 36px 32px 0;
}

.next-line__label {
  display: block;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

/* 题材单元墙 --------------------------------------------------------- */

.unit-wall {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 44px 32px 0;
}

.unit-wall__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px 28px;
}

.unit-card {
  min-width: 0;
}

.unit-card__link {
  display: block;
  height: 100%;
  color: var(--ink);
}

.unit-card__link:hover {
  color: var(--ink);
}

.unit-card__figure {
  min-width: 0;
}

.unit-card__img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform 0.32s var(--ease);
}

.unit-card__link:hover .unit-card__img {
  transform: scale(1.02);
}

.unit-card__caption {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  margin-top: 10px;
  padding: 8px 10px;
  background: rgba(154, 74, 44, 0.06);
  border-left: 2px solid var(--seal);
  border-radius: 0 var(--radius) var(--radius) 0;
  transition: background-color 0.2s var(--ease);
}

.unit-card__link:hover .unit-card__caption {
  background: rgba(154, 74, 44, 0.12);
}

.unit-card__no {
  font-family: var(--serif);
  font-size: 12px;
  color: var(--seal);
  letter-spacing: 0.08em;
}

.unit-card__name {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--ink);
}

.unit-card__tag {
  margin-left: auto;
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
}

.unit-card__text {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.unit-card__reader {
  display: inline-block;
  margin-top: 10px;
  padding: 2px 10px;
  font-size: 12px;
  color: var(--seal);
  border: 1px solid var(--line);
  border-radius: 999px;
  letter-spacing: 0.04em;
}

/* 连载档案摘录 ------------------------------------------------------- */

.archive-excerpt {
  padding: 64px 0 0;
}

.archive-excerpt__inner {
  max-width: var(--read);
  margin: 0 auto;
  padding: 0 32px;
}

.archive-excerpt__list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.archive-excerpt__item {
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr) auto;
  gap: 20px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.archive-excerpt__name {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink);
}

.archive-excerpt__text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.archive-excerpt__link {
  font-size: 13px;
  color: var(--seal);
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}

.archive-excerpt__link:hover {
  border-bottom-color: var(--seal);
}

.archive-excerpt__more {
  margin-top: 22px;
}

/* 阅读动线摘要 ------------------------------------------------------- */

.path-summary {
  padding: 64px 0 0;
}

.path-summary__inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
  gap: 48px;
  align-items: start;
}

.path-summary__text {
  min-width: 0;
}

.path-summary__lead {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.path-summary__nodes {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 24px;
}

.path-summary__node {
  min-width: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.path-summary__no {
  display: block;
  font-family: var(--serif);
  font-size: 12px;
  color: var(--seal);
  letter-spacing: 0.1em;
}

.path-summary__name {
  display: block;
  margin-top: 2px;
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink);
}

.path-summary__desc {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.path-summary__more {
  margin-top: 24px;
}

.path-summary__figure {
  min-width: 0;
}

.path-summary__img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.path-summary__caption {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

/* 策展笔记提示 ------------------------------------------------------- */

.craft-teaser {
  padding: 64px 0 0;
}

.craft-teaser__inner {
  max-width: var(--read);
  margin: 0 auto;
  padding: 0 32px;
}

.craft-teaser__list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.craft-teaser__item {
  min-width: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.craft-teaser__name {
  font-size: 16px;
  line-height: 1.5;
}

.craft-teaser__text {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.craft-teaser__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  color: var(--seal);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}

.craft-teaser__link:hover {
  border-bottom-color: var(--seal);
}

/* 连载纪事批次 ------------------------------------------------------- */

.bulletin-teaser {
  padding: 64px 0 0;
}

.bulletin-teaser__inner {
  max-width: var(--read);
  margin: 0 auto;
  padding: 0 32px;
}

.bulletin-teaser__list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.bulletin-teaser__item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.bulletin-teaser__no {
  font-family: var(--serif);
  font-size: 13px;
  color: var(--seal);
  letter-spacing: 0.06em;
}

.bulletin-teaser__text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.bulletin-teaser__link {
  font-size: 13px;
  color: var(--seal);
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}

.bulletin-teaser__link:hover {
  border-bottom-color: var(--seal);
}

/* 阅读与内容边界说明带 ----------------------------------------------- */

.boundary-band {
  margin-top: 72px;
  padding: 48px 0;
  background: #efeae1;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.boundary-band__inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 32px;
}

.boundary-band__title {
  font-size: 20px;
  line-height: 1.45;
}

.boundary-band__cols {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px 40px;
}

.boundary-band__col {
  min-width: 0;
}

.boundary-band__subtitle {
  font-size: 16px;
  line-height: 1.5;
}

.boundary-band__text {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.boundary-band__text a {
  border-bottom: 1px solid var(--line);
}

/* --------------------------------------------------------------------------
   5. pages · 内页通用模块
   -------------------------------------------------------------------------- */

.section-block {
  margin-top: 56px;
}

.section-block__head {
  max-width: var(--read);
  margin-bottom: 24px;
}

.section-block__title {
  font-size: 22px;
  line-height: 1.45;
}

.section-block__intro {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   6. pages · 展陈目录 catalog
   -------------------------------------------------------------------------- */

.filter-bar {
  max-width: var(--shell);
  margin: 32px auto 0;
  padding: 12px 32px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.filter-bar__label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  flex: 0 0 auto;
}

.filter-bar__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}

.filter-bar__item {
  flex: 0 0 auto;
}

.filter-bar__link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  font-size: 13px;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  white-space: nowrap;
}

.filter-bar__link:hover {
  color: var(--seal);
  border-color: var(--seal);
}

.filter-bar__link.is-current {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}

.topic-index {
  max-width: var(--shell);
  margin: 32px auto 0;
  padding: 0 32px;
}

.topic-index__title {
  font-size: 14px;
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.topic-index__list {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
}

.topic-index__item {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  line-height: 1.7;
}

.topic-index__item + .topic-index__item::before {
  content: "/";
  margin: 0 12px;
  color: var(--line);
}

.topic-index__item a {
  color: var(--ink);
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
}

.topic-index__item a:hover {
  color: var(--seal);
  border-bottom-color: var(--seal);
}

.unit-list {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 8px 32px 0;
}

.unit {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  padding: 40px 0;
  border-bottom: 1px solid var(--line-soft);
}

.unit:first-child {
  border-top: 1px solid var(--line);
}

.unit__media {
  min-width: 0;
}

.unit__figure {
  min-width: 0;
}

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

.unit__caption {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.unit__body {
  min-width: 0;
}

.unit__title {
  font-size: 21px;
  line-height: 1.45;
}

.unit__desc {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.unit__facts {
  margin: 18px 0 0;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 8px 16px;
  align-items: baseline;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.unit__facts dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  white-space: nowrap;
}

.unit__facts dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.unit__link {
  display: inline-block;
  margin-top: 18px;
  font-size: 14px;
  color: var(--seal);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}

.unit__link:hover {
  border-bottom-color: var(--seal);
}

.bridge {
  max-width: var(--shell);
  margin: 56px auto 0;
  padding: 0 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 40px;
  align-items: start;
}

.bridge__body {
  min-width: 0;
}

.bridge__title {
  font-size: 20px;
  line-height: 1.45;
}

.bridge__text {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.bridge__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-left: 1px solid var(--line);
  padding-left: 20px;
}

.bridge__link {
  display: block;
  font-size: 15px;
  color: var(--seal);
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
}

.bridge__link:hover {
  border-bottom-color: var(--seal);
}

/* --------------------------------------------------------------------------
   7. pages · 连载档案 archive
   -------------------------------------------------------------------------- */

.archive-toolbar {
  max-width: var(--shell);
  margin: 32px auto 0;
  padding: 12px 32px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.archive-toolbar__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
  flex: 1 1 auto;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  font-size: 13px;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  white-space: nowrap;
  flex: 0 0 auto;
}

.filter-chip:hover {
  color: var(--seal);
  border-color: var(--seal);
}

.filter-chip.is-active {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}

.archive-toolbar__hint {
  flex: 0 1 auto;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

.archive-table-section,
.archive-cards-section,
.archive-notes,
.next-steps {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px 32px 0;
}

.archive-table-section .section-title,
.archive-cards-section .section-title,
.archive-notes .section-title,
.next-steps .section-title {
  margin-bottom: 6px;
}

.table-scroll {
  margin-top: 22px;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
}

.archive-table {
  width: 100%;
  min-width: 720px;
  font-size: 14px;
  line-height: 1.7;
}

.archive-table thead th {
  position: sticky;
  top: 68px;
  z-index: 2;
  background: #efeae1;
  text-align: left;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
  padding: 0;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.archive-table thead th:first-child {
  padding-left: 18px;
}

.archive-table tbody th,
.archive-table tbody td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-soft);
}

.archive-table tbody th {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.archive-table tbody td:nth-child(2) {
  min-width: 180px;
}

.archive-table tbody td:nth-child(3) {
  min-width: 200px;
}

.archive-table tbody td:nth-child(4),
.archive-table tbody td:nth-child(5) {
  white-space: nowrap;
}

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

.archive-table tbody tr:hover {
  background: #f4efe6;
}

.sort-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-align: left;
  white-space: nowrap;
}

.sort-btn::after {
  content: "↕";
  font-size: 12px;
  color: var(--ink-soft);
}

.sort-btn:hover {
  color: var(--seal);
}

.sort-btn[data-sort="asc"]::after {
  content: "↑";
  color: var(--seal);
}

.sort-btn[data-sort="desc"]::after {
  content: "↓";
  color: var(--seal);
}

.archive-cards {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.archive-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  overflow: hidden;
}

.archive-card__media {
  border-radius: 0;
}

.archive-card__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.archive-card__caption {
  padding: 8px 16px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 12px;
}

.archive-card__body {
  padding: 18px 20px 22px;
}

.archive-card__title {
  font-size: 18px;
  line-height: 1.5;
}

.archive-card__points {
  margin: 12px 0 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.archive-card__points li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.archive-card__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--seal);
}

.archive-notes__col {
  max-width: var(--read);
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.archive-notes__col p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.archive-notes__links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 4px;
}

.next-steps__grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.next-step {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.next-step:hover {
  border-color: var(--seal);
  background: #f4efe6;
  color: var(--ink);
}

.next-step__name {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--seal);
}

.next-step__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   8. pages · 阅读动线 reading-path
   -------------------------------------------------------------------------- */

.container {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 32px;
}

.path-nodes {
  margin-top: 48px;
}

.path-nodes__grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.node-block {
  min-width: 0;
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
}

.node-block__num {
  display: block;
  font-family: var(--serif);
  font-size: 13px;
  color: var(--seal);
  letter-spacing: 0.1em;
}

.node-block__title {
  margin-top: 6px;
  font-size: 17px;
  line-height: 1.5;
}

.node-block__desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.path-body {
  margin-top: 56px;
}

.path-body__grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
  gap: 40px;
  align-items: start;
}

.path-body__text {
  min-width: 0;
  max-width: var(--read);
}

.path-body__text p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.path-body__text p + p {
  margin-top: 16px;
}

.path-body__figure {
  min-width: 0;
}

.path-body__figure img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.figure-caption {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.path-faq {
  margin-top: 56px;
}

.faq-list {
  margin-top: 22px;
  max-width: var(--read);
  border-top: 1px solid var(--line);
}

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

.faq-item__question {
  position: relative;
  display: block;
  padding: 16px 40px 16px 0;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-item__question::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 14px;
  font-family: var(--sans);
  font-size: 18px;
  color: var(--seal);
  line-height: 1;
}

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

.faq-item__question:hover {
  color: var(--seal);
}

.faq-item__answer {
  padding: 0 40px 18px 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.path-next {
  margin-top: 56px;
}

.path-next__text {
  margin-top: 10px;
  max-width: var(--read);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.path-next__links {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.entry-link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.entry-link:hover {
  border-color: var(--seal);
  background: #f4efe6;
  color: var(--ink);
}

.entry-link__label {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--seal);
}

.entry-link__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   9. pages · 策展笔记 craft
   -------------------------------------------------------------------------- */

.craft-section {
  max-width: var(--shell);
  margin: 56px auto 0;
  padding: 0 32px;
}

.craft-section__head {
  max-width: var(--read);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.craft-section__index {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--seal);
  margin-bottom: 6px;
}

.craft-section__title {
  font-size: 22px;
  line-height: 1.45;
}

.craft-section__body {
  max-width: var(--read);
  margin-top: 22px;
}

.craft-section__body p {
  font-size: 16px;
  line-height: 1.95;
  color: var(--ink-soft);
}

.craft-section__body p + p {
  margin-top: 16px;
}

.craft-figure {
  margin: 26px 0;
  max-width: 100%;
}

.craft-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.craft-figure__caption {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.craft-points {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 18px;
  background: #efeae1;
  border-radius: var(--radius);
}

.craft-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}

.craft-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--seal);
}

.craft-section__closing {
  margin-top: 18px;
  padding-left: 16px;
  border-left: 2px solid var(--seal);
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.craft-related {
  max-width: var(--read);
  margin: 56px auto 0;
  padding: 0 32px;
}

.craft-related__title {
  font-size: 20px;
  line-height: 1.45;
}

.craft-related__lead {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.craft-related__list {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.craft-related__item {
  min-width: 0;
}

.craft-related__link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 16px 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.craft-related__link:hover {
  border-color: var(--seal);
  background: #f4efe6;
  color: var(--ink);
}

.craft-related__name {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--seal);
}

.craft-related__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   10. pages · 连载纪事 bulletin
   -------------------------------------------------------------------------- */

.page-header__main {
  min-width: 0;
}

.page-header__lede {
  margin-top: 10px;
  max-width: var(--read);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-header__meta {
  border-left: 1px solid var(--line);
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.bulletin-list {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px 32px 0;
}

.batch-list {
  margin-top: 22px;
  border-top: 1px solid var(--line);
}

.batch-item {
  display: grid;
  grid-template-columns: 140px minmax(0, 200px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.batch-item__no,
.batch-item__type,
.batch-item__scope {
  min-width: 0;
}

.batch-item__label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.batch-item__code {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--seal);
  letter-spacing: 0.04em;
}

.batch-item__type p,
.batch-item__scope p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}

.batch-item__scope .text-link {
  margin-top: 8px;
  font-size: 13px;
}

.bulletin-figure {
  max-width: var(--shell);
  margin: 40px auto 0;
  padding: 0 32px;
  background: transparent;
  border-radius: 0;
  overflow: visible;
}

.bulletin-figure img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: var(--radius);
}

.bulletin-figure__caption {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.bulletin-notes {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px 32px 0;
}

.bulletin-notes__body {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 40px;
}

.note-block {
  min-width: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.note-block__title {
  font-size: 17px;
  line-height: 1.5;
}

.note-block p {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.return-links {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px 32px 0;
}

.return-links__list {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.return-links__item {
  min-width: 0;
}

.return-links__item a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.return-links__item a:hover {
  border-color: var(--seal);
  background: #f4efe6;
  color: var(--ink);
}

.return-links__name {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--seal);
}

.return-links__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   11. pages · 合作与说明 contact
   -------------------------------------------------------------------------- */

.cooperation__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 28px;
}

.cooperation__item {
  min-width: 0;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
}

.cooperation__name {
  font-size: 17px;
  line-height: 1.5;
}

.cooperation__desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.media-band {
  max-width: var(--shell);
  margin: 56px auto 0;
  padding: 0 32px;
  background: transparent;
  border-radius: 0;
  overflow: visible;
}

.media-band img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: var(--radius);
}

.media-band__caption {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.correction__steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}

.correction__step {
  display: grid;
  grid-template-columns: 56px minmax(0, 220px) minmax(0, 1fr);
  grid-template-areas:
    "num name text"
    "num name rule";
  gap: 4px 24px;
  align-items: baseline;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.correction__num {
  grid-area: num;
  font-family: var(--serif);
  font-size: 20px;
  color: var(--seal);
  line-height: 1.4;
}

.correction__name {
  grid-area: name;
  font-size: 17px;
  line-height: 1.5;
}

.correction__text {
  grid-area: text;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.correction__rule {
  grid-area: rule;
  font-size: 13px;
  line-height: 1.8;
  color: var(--seal);
}

.correction__note {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.boundary__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: var(--read);
}

.boundary__item {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.boundary__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 1px;
  background: var(--seal);
}

.next-links__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.next-links__card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.next-links__card:hover {
  border-color: var(--seal);
  background: #f4efe6;
  color: var(--ink);
}

.next-links__name {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--seal);
}

.next-links__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   12. pages · 页面未找到 not-found
   -------------------------------------------------------------------------- */

.not-found-intro {
  max-width: var(--read);
  margin: 0 auto;
  padding: 32px 32px 0;
}

.not-found-intro__code {
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--seal);
}

.not-found-intro__lead {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.content-media {
  margin-top: 24px;
}

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

.content-media figcaption {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.return-paths {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px 32px 0;
}

.section-heading {
  font-size: 20px;
  line-height: 1.45;
}

.return-paths__list {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.return-paths__item {
  min-width: 0;
}

.return-path-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.return-path-card:hover {
  border-color: var(--seal);
  background: #f4efe6;
  color: var(--ink);
}

.return-path-card__index {
  font-family: var(--serif);
  font-size: 12px;
  color: var(--seal);
  letter-spacing: 0.1em;
}

.return-path-card__name {
  font-family: var(--serif);
  font-size: 16px;
}

.return-path-card__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.not-found-nav {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px 32px 0;
}

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

.nav-hint-list__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.nav-hint-list__link {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--seal);
  min-width: 88px;
}

.nav-hint-list__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   13. pages · 404
   -------------------------------------------------------------------------- */

.error-main {
  width: 100%;
}

.error-main__inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 56px 32px 0;
}

.error-intro__code {
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--seal);
}

.error-intro h1 {
  margin-top: 10px;
  font-size: 32px;
  line-height: 1.35;
}

.error-intro__text {
  margin-top: 14px;
  max-width: var(--read);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.error-intro__home {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 20px;
  padding: 0 22px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--ink);
}

.error-intro__home:hover {
  background: var(--ink);
  color: var(--paper);
}

.error-paths {
  margin-top: 48px;
}

.error-paths h2 {
  font-size: 20px;
  line-height: 1.45;
}

.error-paths__list {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.error-paths__item {
  min-width: 0;
}

.error-paths__link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #faf8f4;
  color: var(--ink);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.error-paths__link:hover {
  border-color: var(--seal);
  background: #f4efe6;
  color: var(--ink);
}

.error-paths__name {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--seal);
}

.error-paths__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.error-nav-hint {
  margin-top: 48px;
}

.error-nav-hint h2 {
  font-size: 20px;
  line-height: 1.45;
}

.error-nav-hint__text {
  margin-top: 10px;
  max-width: var(--read);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.error-nav-hint__list {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.error-nav-hint__list li {
  min-width: 0;
}

.error-nav-hint__list a {
  font-size: 14px;
  color: var(--seal);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}

.error-nav-hint__list a:hover {
  border-bottom-color: var(--seal);
}

/* --------------------------------------------------------------------------
   14. 动效增强（不影响初始可见性）
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: no-preference) {
  .unit-card__img,
  .hero__img,
  .path-summary__img,
  .unit__figure img,
  .craft-figure img,
  .archive-card__media img,
  .bulletin-figure img,
  .media-band img {
    transition: transform 0.4s var(--ease);
  }

  .unit__figure:hover img,
  .craft-figure:hover img,
  .archive-card:hover .archive-card__media img {
    transform: scale(1.015);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* --------------------------------------------------------------------------
   15. responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1080px) {
  .site-header__inner,
  .inner-main,
  .hero,
  .next-line,
  .unit-wall,
  .path-summary__inner,
  .boundary-band__inner,
  .filter-bar,
  .topic-index,
  .unit-list,
  .bridge,
  .archive-toolbar,
  .archive-table-section,
  .archive-cards-section,
  .archive-notes,
  .next-steps,
  .container,
  .craft-section,
  .craft-related,
  .bulletin-list,
  .bulletin-figure,
  .bulletin-notes,
  .return-links,
  .media-band,
  .return-paths,
  .not-found-nav,
  .error-main__inner,
  .related-links,
  .site-footer__inner,
  .site-footer__copy,
  .breadcrumb,
  .page-header,
  .page-hero,
  .page-head {
    padding-left: 24px;
    padding-right: 24px;
  }

  .primary-nav__list {
    gap: 20px;
  }

  .primary-nav__link {
    font-size: 14px;
  }
}

@media (max-width: 960px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .hero__lead {
    max-width: 100%;
  }

  .hero__img {
    aspect-ratio: 16 / 10;
  }

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

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

  .path-summary__figure {
    order: -1;
  }

  .path-summary__img {
    aspect-ratio: 16 / 10;
  }

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

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

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

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

  .page-hero__meta,
  .page-head__meta {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-top: 14px;
  }

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

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

  .bridge__actions {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-top: 14px;
  }

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

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

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

  .path-body__figure {
    order: -1;
  }

  .path-body__figure img {
    aspect-ratio: 16 / 10;
  }

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

  .batch-item {
    grid-template-columns: 120px minmax(0, 1fr);
    grid-template-areas:
      "no type"
      "no scope";
    gap: 8px 20px;
  }

  .batch-item__no {
    grid-area: no;
  }

  .batch-item__type {
    grid-area: type;
  }

  .batch-item__scope {
    grid-area: scope;
  }

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

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

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

  .correction__step {
    grid-template-columns: 40px minmax(0, 1fr);
    grid-template-areas:
      "num name"
      "num text"
      "num rule";
    gap: 4px 16px;
  }

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

  .site-footer__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    margin-left: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }

  .primary-nav__list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 24px 20px;
  }

  .primary-nav__list.is-open {
    display: flex;
  }

  .primary-nav__item {
    border-bottom: 1px solid var(--line-soft);
  }

  .primary-nav__link {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 0;
    font-size: 15px;
  }

  .primary-nav__link::after {
    display: none;
  }

  .primary-nav__link.is-current {
    padding-left: 12px;
    border-left: 2px solid var(--seal);
  }
}

@media (max-width: 600px) {
  .site-header__inner,
  .inner-main,
  .hero,
  .next-line,
  .unit-wall,
  .path-summary__inner,
  .boundary-band__inner,
  .filter-bar,
  .topic-index,
  .unit-list,
  .bridge,
  .archive-toolbar,
  .archive-table-section,
  .archive-cards-section,
  .archive-notes,
  .next-steps,
  .container,
  .craft-section,
  .craft-related,
  .bulletin-list,
  .bulletin-figure,
  .bulletin-notes,
  .return-links,
  .media-band,
  .return-paths,
  .not-found-nav,
  .error-main__inner,
  .related-links,
  .site-footer__inner,
  .site-footer__copy,
  .breadcrumb,
  .page-header,
  .page-hero,
  .page-head,
  .archive-excerpt__inner,
  .craft-teaser__inner,
  .bulletin-teaser__inner,
  .not-found-intro {
    padding-left: 20px;
    padding-right: 20px;
  }

  .site-header__inner {
    height: 64px;
    gap: 16px;
  }

  .brand__name {
    font-size: 17px;
  }

  .brand__slogan {
    font-size: 10px;
  }

  .site-nav {
    top: 64px;
    max-height: calc(100vh - 64px);
  }

  .breadcrumb {
    padding-top: 16px;
    font-size: 12px;
  }

  .page-header {
    padding-top: 14px;
  }

  .page-title,
  .error-intro h1 {
    font-size: 26px;
  }

  .hero {
    padding-top: 28px;
  }

  .hero__title {
    font-size: 26px;
  }

  .hero__lead {
    font-size: 15px;
    margin-top: 14px;
  }

  .hero__actions {
    margin-top: 22px;
  }

  .btn {
    flex: 1 1 auto;
    min-height: 48px;
  }

  .next-line {
    padding-top: 28px;
  }

  .section-head__title,
  .section-title,
  .section-block__title,
  .craft-section__title {
    font-size: 20px;
  }

  .unit-wall {
    padding-top: 32px;
  }

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

  .unit-card__img {
    aspect-ratio: 4 / 3;
  }

  .archive-excerpt,
  .path-summary,
  .craft-teaser,
  .bulletin-teaser {
    padding-top: 44px;
  }

  .archive-excerpt__item,
  .bulletin-teaser__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
    padding: 14px 0;
  }

  .archive-excerpt__link,
  .bulletin-teaser__link {
    justify-self: start;
    margin-top: 4px;
  }

  .path-summary__nodes {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .boundary-band {
    margin-top: 48px;
    padding: 36px 0;
  }

  .boundary-band__title {
    font-size: 18px;
  }

  .related-links {
    padding-top: 20px;
    gap: 6px 14px;
  }

  .site-footer {
    margin-top: 24px;
  }

  .site-footer__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
    padding-top: 40px;
    padding-bottom: 28px;
  }

  .site-footer__desc {
    max-width: 100%;
  }

  .filter-bar {
    margin-top: 24px;
    padding-top: 10px;
    padding-bottom: 10px;
    gap: 8px;
  }

  .filter-bar__list {
    width: 100%;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
    scrollbar-width: thin;
  }

  .filter-bar__link {
    min-height: 40px;
  }

  .topic-index {
    margin-top: 24px;
  }

  .topic-index__list {
    gap: 2px 0;
  }

  .topic-index__item {
    font-size: 13px;
  }

  .topic-index__item + .topic-index__item::before {
    margin: 0 8px;
  }

  .unit-list {
    padding-top: 4px;
  }

  .unit {
    padding: 28px 0;
    gap: 16px;
  }

  .unit__title {
    font-size: 19px;
  }

  .unit__facts {
    grid-template-columns: 80px minmax(0, 1fr);
    gap: 6px 12px;
  }

  .bridge {
    margin-top: 40px;
  }

  /* 档案页：工具栏与筛选条在窄屏改为纵向排布，避免横向溢出 */
  .archive-toolbar {
    margin-top: 24px;
    padding-top: 10px;
    padding-bottom: 10px;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .archive-toolbar__filters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    width: 100%;
    min-width: 0;
    overflow: visible;
  }

  .filter-chip {
    min-height: 40px;
    padding: 0 12px;
    font-size: 12px;
    flex: 0 1 auto;
    white-space: nowrap;
  }

  .archive-toolbar__hint {
    flex: 0 0 auto;
    font-size: 12px;
  }

  .archive-table-section,
  .archive-cards-section,
  .archive-notes,
  .next-steps {
    padding-top: 36px;
  }

  .archive-table thead th {
    top: 64px;
  }

  .archive-table {
    min-width: 640px;
    font-size: 13px;
  }

  .archive-table tbody th,
  .archive-table tbody td {
    padding: 12px;
  }

  .sort-btn {
    padding: 12px;
  }

  .archive-card__body {
    padding: 16px 16px 18px;
  }

  .next-steps__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .path-nodes {
    margin-top: 36px;
  }

  .path-nodes__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .path-body,
  .path-faq,
  .path-next {
    margin-top: 40px;
  }

  .path-body__text p,
  .craft-section__body p {
    font-size: 15px;
  }

  .faq-item__question {
    font-size: 15px;
    padding-right: 32px;
  }

  .faq-item__answer {
    padding-right: 20px;
    font-size: 14px;
  }

  .path-next__links {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .craft-section {
    margin-top: 40px;
  }

  .craft-related {
    margin-top: 40px;
  }

  .craft-figure img,
  .bulletin-figure img,
  .media-band img,
  .content-media img {
    aspect-ratio: 16 / 10;
  }

  .bulletin-list,
  .bulletin-notes,
  .return-links {
    padding-top: 36px;
  }

  .batch-item {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "no"
      "type"
      "scope";
    gap: 10px;
    padding: 18px 0;
  }

  .batch-item__no {
    display: flex;
    align-items: baseline;
    gap: 10px;
  }

  .batch-item__no .batch-item__label {
    margin-bottom: 0;
  }

  .bulletin-figure {
    margin-top: 28px;
  }

  .cooperation__list {
    gap: 14px;
  }

  .cooperation__item {
    padding: 16px 18px;
  }

  .media-band {
    margin-top: 40px;
  }

  .correction__step {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 4px 14px;
    padding: 16px 0;
  }

  .correction__num {
    font-size: 17px;
  }

  .correction__name {
    font-size: 16px;
  }

  .next-links__grid {
    gap: 14px;
  }

  .not-found-intro {
    padding-top: 24px;
  }

  .return-paths,
  .not-found-nav {
    padding-top: 36px;
  }

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

  .error-main__inner {
    padding-top: 36px;
  }

  .error-paths,
  .error-nav-hint {
    margin-top: 36px;
  }

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

  .error-nav-hint__list {
    gap: 8px 16px;
  }
}

/* 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;
  }
}