/* ==========================================================================
   bstepoxy.com · 天美传媒精品一区
   摄影档案风样式表
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. base — 变量、重置、排版基准
   -------------------------------------------------------------------------- */
:root {
  --canvas: #f5f4f1;
  --paper: #ffffff;
  --ink: #1d1f21;
  --ink-soft: #5b5f63;
  --copper: #8a6a3b;
  --indigo: #2f4a52;
  --line: #d9d6cf;
  --line-strong: #c7c3b9;

  --font-serif: "Songti SC", "Noto Serif SC", "SimSun", serif;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Courier New", monospace;

  --w-page: 1080px;
  --w-gutter: 24px;
  --radius: 6px;
  --header-h: 64px;
}

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

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

body,
h1, h2, h3, h4,
p, figure, figcaption,
dl, dd, dt,
ul, ol, li,
table, th, td,
fieldset {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

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

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

a:hover {
  color: var(--copper);
}

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

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

.site-body {
  min-height: 100vh;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

.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;
}

/* 等宽元数据基准 */
.meta-key,
.meta-value,
.utility-num,
.log-code,
.record-code,
.record-status,
.page-code,
.section-code,
.channel-code,
.step-num,
.guide-index,
.step-code,
.error-code,
.dossier-meta,
.media-meta,
.status-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* --------------------------------------------------------------------------
   2. layout — 页头、导航、主容器、面包屑、页标题区、页脚
   -------------------------------------------------------------------------- */

/* 页头 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

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

.brand {
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 0 0 auto;
  min-width: 0;
  color: var(--ink);
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.25;
  white-space: nowrap;
}

.brand-tagline {
  font-size: 12px;
  line-height: 1.4;
  color: var(--ink-soft);
  white-space: nowrap;
}

/* 主导航 */
.site-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px 18px;
}

.nav-link {
  display: inline-block;
  padding: 6px 0;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-link:hover {
  color: var(--copper);
}

.nav-link.is-current {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

.header-shortcuts {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 0 0 auto;
}

.shortcut-link {
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.shortcut-link:hover {
  color: var(--indigo);
}

/* 汉堡按钮：桌面隐藏 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
}

/* 移动面板：默认隐藏，由 JS 去掉 hidden 并加 is-open */
.mobile-nav {
  display: none;
  border-top: 1px solid var(--line);
  background: var(--paper);
  max-height: calc(100vh - var(--header-h));
  overflow-y: auto;
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav-list {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 8px var(--w-gutter) 16px;
}

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

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

.mobile-nav-list a {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-size: 15px;
  color: var(--ink);
}

.mobile-nav-list a:hover {
  color: var(--copper);
}

/* 主内容容器 */
.site-main {
  display: block;
}

.home-main,
.inner-main {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 0 var(--w-gutter) 64px;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
}

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

.breadcrumb a:hover {
  color: var(--indigo);
}

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

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

/* 页面标题区 */
.page-header {
  padding: 14px 0 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}

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

/* 页脚 */
.site-footer {
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(240px, 1.4fr) repeat(3, minmax(150px, 1fr));
  gap: 32px;
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 40px var(--w-gutter) 28px;
}

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

.footer-name {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.footer-desc {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.footer-title {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}

.footer-links li {
  margin-bottom: 2px;
}

.footer-links a {
  display: inline-block;
  padding: 6px 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.footer-links a:hover {
  color: var(--indigo);
}

.footer-bottom {
  max-width: var(--w-page);
  margin: 0 auto;
  padding: 16px var(--w-gutter) 28px;
  border-top: 1px solid var(--line);
}

.footer-position {
  font-size: 13px;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   3. components — 通用模块：区块头、表格、卡片、列表、按钮、标签、图片
   -------------------------------------------------------------------------- */

/* 区块基础 */
.section {
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.section:first-of-type {
  border-top: 0;
}

.section-head {
  margin-bottom: 18px;
}

.section-head h2,
.section-title,
.module-head h2 {
  font-size: 22px;
  line-height: 1.4;
}

.section-desc,
.section-intro,
.section-note,
.section-lead,
.module-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 720px;
}

.section-intro a,
.section-note a {
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.section-more {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
}

.section-more:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* 图片与图注 */
figure {
  margin: 0;
}

.hero-figure img,
.media-figure img,
.dossier-figure img,
.feature-media img,
.card-media img,
.section-figure img,
.module-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--line);
}

.media-caption,
.figure-caption {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* 数据表格 */
.table-wrap,
.table-scroll {
  width: 100%;
  overflow-x: auto;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.data-table,
.dict-table,
.cross-table,
.record-field-table {
  width: 100%;
  font-size: 14px;
  line-height: 1.65;
}

.table-caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

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

.data-table thead th,
.dict-table thead th,
.cross-table thead th,
.record-field-table thead th {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  background: #faf9f6;
  white-space: nowrap;
}

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

.data-table tbody tr:hover,
.dict-table tbody tr:hover,
.cross-table tbody tr:hover,
.record-field-table tbody tr:hover {
  background: #fbfaf7;
}

.cell-code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
  white-space: nowrap;
}

.cell-name {
  font-weight: 600;
  white-space: nowrap;
}

.table-link {
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.table-note {
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-soft);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  font-size: 15px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  background: var(--indigo);
  color: #ffffff;
  border-color: var(--indigo);
}

.btn-primary:hover {
  background: #253c43;
  color: #ffffff;
}

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

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

/* 状态标记 */
.status-tag,
.record-status {
  display: inline-block;
  padding: 1px 8px;
  font-size: 12px;
  line-height: 1.6;
  border: 1px solid var(--copper);
  border-radius: 3px;
  color: var(--copper);
  white-space: nowrap;
}

.status-pending {
  border-color: var(--line-strong);
  color: var(--ink-soft);
}

/* 包含 / 不包含两列 */
.boundary-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
}

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

.boundary-title {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 10px;
}

.boundary-include .boundary-title,
.boundary-col--accept .boundary-title {
  color: var(--indigo);
}

.boundary-exclude .boundary-title,
.boundary-col--reject .boundary-title {
  color: var(--copper);
}

.boundary-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.boundary-list li:last-child {
  margin-bottom: 0;
}

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--line-strong);
}

/* 定义列表通用 */
dl {
  margin: 0;
}

/* 步骤清单（首页 + 规程页共用基础节奏，各自父级限定） */
.step-list {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.step-item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.step-num {
  color: var(--copper);
  font-size: 13px;
  padding-top: 2px;
}

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

/* 相关页面 */
.related-block,
.related-section,
.related-module {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.related-title,
.related-block h2,
.related-section h2,
.related-module h2 {
  font-size: 18px;
  margin-bottom: 12px;
}

.related-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.related-list li {
  min-width: 0;
}

.related-list a {
  font-size: 14px;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
}

.related-list a:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

.related-desc,
.related-note {
  display: block;
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 2px;
}

/* 来源与字段说明 */
.source-block,
.section-source,
.source-module {
  margin-top: 32px;
  padding: 20px 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.source-block h2,
.section-source .section-title,
.source-module h2 {
  font-size: 18px;
  margin-bottom: 10px;
}

.source-block p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.source-block p a {
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.source-list {
  display: grid;
  grid-template-columns: minmax(120px, 180px) minmax(0, 1fr);
  gap: 6px 18px;
  font-size: 14px;
}

.source-list dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
  padding-top: 3px;
}

.source-list dd {
  color: var(--ink-soft);
  line-height: 1.7;
}

/* 页内锚点目录条 */
.anchor-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 12px 16px;
  margin-bottom: 28px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.anchor-bar-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
}

.anchor-list,
.anchor-bar-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
}

.anchor-list a,
.anchor-bar-list a {
  display: inline-block;
  padding: 4px 0;
  font-size: 14px;
  color: var(--indigo);
}

.anchor-list a:hover,
.anchor-bar-list a:hover {
  color: var(--copper);
}

/* 页内锚点落点留白 */
[id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

/* 页面摘要区（内页共用） */
.page-head,
.page-hero,
.page-intro {
  margin-bottom: 24px;
}

.page-code,
.section-code {
  color: var(--copper);
  margin-bottom: 8px;
}

.page-summary {
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  max-width: 760px;
}

.page-points,
.intro-points {
  display: grid;
  gap: 6px;
  margin-top: 14px;
  max-width: 760px;
}

.page-points li,
.intro-points li,
.page-point {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-points li::before,
.intro-points li::before,
.page-point::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--copper);
}

/* --------------------------------------------------------------------------
   4. pages — 首页与各内页专属模块
   -------------------------------------------------------------------------- */

/* ===== 首页 ===== */

/* 编排通告条 */
.notice-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

.notice-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
  border: 1px solid var(--copper);
  border-radius: 3px;
  padding: 1px 8px;
  white-space: nowrap;
}

.notice-text {
  flex: 1 1 320px;
  min-width: 0;
  color: var(--ink-soft);
}

.notice-link {
  font-size: 14px;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
  white-space: nowrap;
}

.notice-link:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* 档案封面首屏 */
.hero-figure {
  margin-top: 20px;
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  max-height: 460px;
  object-fit: cover;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 28px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.meta-item {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.meta-key {
  color: var(--copper);
}

.meta-value {
  color: var(--ink-soft);
}

/* 首屏文本与常用入口 */
.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 1fr);
  gap: 40px;
  padding: 32px 0 36px;
  border-top: 0;
  align-items: start;
}

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

.hero-copy h1 {
  font-size: 34px;
  line-height: 1.35;
  font-weight: 600;
}

.hero-lead {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 640px;
}

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

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

.utility-title {
  font-size: 17px;
  margin-bottom: 12px;
}

.utility-items {
  display: grid;
  gap: 2px;
}

.utility-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.utility-item:first-child {
  border-top: 0;
}

.utility-num {
  grid-row: span 2;
  color: var(--copper);
  padding-top: 3px;
}

.utility-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.utility-link:hover {
  color: var(--copper);
}

.utility-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

/* 频道图谱对照表 */
.channel-table th,
.channel-table td {
  min-width: 96px;
}

.channel-table th:first-child,
.channel-table td:first-child {
  min-width: 72px;
}

/* 专题档案主次网格 */
.dossier-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.dossier-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.dossier-card:hover {
  border-color: var(--copper);
}

.dossier-featured {
  grid-column: span 2;
}

.dossier-figure {
  position: relative;
}

.dossier-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 0;
}

.dossier-meta {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line-strong);
  border-radius: 3px;
}

.dossier-meta .meta-key {
  color: var(--copper);
}

.dossier-body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  gap: 10px;
  padding: 16px 18px 18px;
}

.dossier-name {
  font-size: 18px;
  line-height: 1.45;
}

.dossier-reason {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.dossier-fields {
  display: grid;
  gap: 4px;
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.field-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 10px;
  font-size: 13px;
  line-height: 1.6;
}

.field-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
}

.field-row dd {
  color: var(--ink-soft);
}

.dossier-link {
  align-self: flex-start;
  margin-top: 4px;
  font-size: 14px;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
}

.dossier-link:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* 编排记录列表 */
.log-list {
  display: grid;
  gap: 0;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.log-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 6px 20px;
  padding: 16px 20px;
  border-top: 1px solid var(--line);
}

.log-item:first-child {
  border-top: 0;
}

.log-code {
  color: var(--copper);
  padding-top: 3px;
}

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

.log-target {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.log-impact,
.log-check {
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

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

.inline-link:hover {
  color: var(--copper);
}

/* 字段字典摘录 */
.glossary-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 32px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 4px 20px;
}

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

.glossary-item:nth-child(-n+2) {
  border-top: 0;
}

.glossary-term {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--copper);
  margin-bottom: 4px;
}

.glossary-def {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.glossary-range {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--ink-soft);
}

/* 首页观看规程步骤 */
.viewing-section .step-name {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.viewing-section .step-point {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 更正与线索入口条 */
.correction-strip {
  margin-top: 8px;
  padding: 24px 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--copper);
  border-radius: var(--radius);
}

.correction-title {
  font-size: 19px;
  margin-bottom: 8px;
}

.correction-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 760px;
}

.correction-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 14px;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
}

.correction-link:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* ===== 内页通用两栏 ===== */

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

.page-layout:has(.page-aside),
.page-layout:has(.side-column) {
  grid-template-columns: minmax(0, 2.2fr) minmax(260px, 1fr);
}

.page-primary,
.main-column {
  min-width: 0;
}

/* ===== 频道图谱页 ===== */

.channel-figure {
  margin-bottom: 18px;
}

.channel-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  max-height: 360px;
  object-fit: cover;
}

.channel-block {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(0, 1.6fr);
  gap: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.channel-block:first-of-type {
  border-top: 0;
  padding-top: 4px;
}

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

.channel-code {
  color: var(--copper);
  margin-bottom: 4px;
}

.channel-block-aside h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.channel-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.channel-meta {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ink-soft);
}

.channel-block-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  min-width: 0;
}

.channel-block-body .boundary-col {
  padding: 14px 16px;
}

/* 频道字段构成速查 */
.quick-list {
  display: grid;
  gap: 0;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 20px;
}

.quick-item {
  display: grid;
  grid-template-columns: minmax(140px, 200px) minmax(0, 1fr);
  gap: 6px 20px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.quick-item:first-child {
  border-top: 0;
}

.quick-item dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--copper);
  padding-top: 2px;
}

.quick-item dd {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 归类疑问 */
.question-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

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

.question-item h3 {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.question-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ===== 专题档案页 ===== */

.dossier-feature {
  margin-bottom: 32px;
}

.feature-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 28px;
  align-items: start;
}

.feature-media {
  min-width: 0;
}

.feature-media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.media-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin-top: 10px;
  font-size: 12px;
  color: var(--ink-soft);
}

.media-meta .meta-code,
.media-meta .meta-channel {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--copper);
}

.media-meta .meta-status {
  border: 1px solid var(--copper);
  border-radius: 3px;
  padding: 0 6px;
  color: var(--copper);
}

.feature-detail {
  min-width: 0;
}

.feature-detail h3 {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin: 16px 0 6px;
}

.feature-detail h3:first-child {
  margin-top: 0;
}

.feature-detail p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.criteria-list {
  display: grid;
  gap: 6px;
}

.criteria-row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
}

.criteria-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
  padding-top: 3px;
}

.criteria-row dd {
  color: var(--ink-soft);
}

.feature-detail .field-row {
  padding: 10px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.detail-link {
  margin-top: 14px;
  font-size: 14px;
}

.detail-link a {
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
}

/* 常规档案网格 */
.dossier-grid-section .dossier-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dossier-grid-section .dossier-card {
  padding-bottom: 4px;
}

.card-media {
  margin: 0;
}

.card-media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 0;
}

.card-title {
  padding: 14px 18px 0;
  font-size: 17px;
  line-height: 1.45;
}

.card-reason {
  padding: 6px 18px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.card-fields {
  display: grid;
  gap: 4px;
  margin: 12px 18px 18px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.card-field {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 10px;
  font-size: 13px;
  line-height: 1.6;
}

.card-field dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
}

.card-field dd {
  color: var(--ink-soft);
}

/* 档案与频道交叉表 */
.cross-table {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.cross-link {
  margin-top: 12px;
  font-size: 14px;
}

.cross-link a {
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
}

/* 专题页侧栏 */
.page-aside {
  min-width: 0;
  display: grid;
  gap: 20px;
}

.aside-toc,
.aside-source {
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.aside-title {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 10px;
}

.toc-list {
  display: grid;
  gap: 2px;
}

.toc-list a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
}

.toc-list a:hover {
  color: var(--copper);
}

.aside-source p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.aside-links {
  display: grid;
  gap: 4px;
}

.aside-links a {
  font-size: 13px;
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== 编排记录页 ===== */

.read-order-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  gap: 28px;
  align-items: start;
  margin-top: 16px;
}

.section-figure {
  min-width: 0;
}

.section-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.read-order-text {
  min-width: 0;
}

.read-order-text p {
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.read-order-text p:last-child {
  margin-bottom: 0;
}

/* 记录条目 */
.record-list {
  display: grid;
  gap: 0;
  margin-top: 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.record-item {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 8px 20px;
  padding: 18px 20px;
  border-top: 1px solid var(--line);
}

.record-item:first-child {
  border-top: 0;
}

.record-axis {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-start;
}

.record-code {
  color: var(--copper);
  font-size: 13px;
}

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

.record-target,
.record-impact,
.record-check {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.record-target {
  color: var(--ink);
  font-weight: 600;
}

.record-label {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
  font-weight: 400;
}

.record-check a {
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 记录字段说明表 */
.record-field-table {
  margin-top: 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.record-field-table tbody th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  font-weight: 400;
  color: var(--copper);
  white-space: nowrap;
}

/* 调整后回看指引 */
.guide-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.guide-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-index {
  color: var(--copper);
  font-size: 13px;
  padding-top: 2px;
}

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

.guide-title {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.guide-body p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.text-link {
  display: inline-block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
}

.text-link:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* ===== 字段字典页 ===== */

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

.content-section {
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.content-section:first-of-type {
  border-top: 0;
}

.content-section h2 {
  font-size: 22px;
  margin-bottom: 10px;
}

.field-dict {
  display: grid;
  gap: 0;
  margin-top: 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 20px;
}

.field-item {
  display: grid;
  grid-template-columns: minmax(150px, 210px) minmax(0, 1fr);
  gap: 8px 24px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.field-item:first-child {
  border-top: 0;
}

.field-name {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--copper);
  padding-top: 3px;
}

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

.field-read {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.field-range {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.field-tag {
  display: inline-block;
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
}

/* 常见误读对照 */
.dict-table {
  margin-top: 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

/* 字段组合核对顺序 */
.check-steps {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.check-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px 16px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.step-code {
  color: var(--copper);
  font-size: 13px;
  padding-top: 2px;
}

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

.check-step .step-title {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

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

/* 字段字典侧栏 */
.side-column {
  min-width: 0;
}

.side-sticky {
  position: sticky;
  top: calc(var(--header-h) + 20px);
  display: grid;
  gap: 16px;
}

.side-title {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
}

.side-anchor-list {
  display: grid;
  gap: 2px;
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.side-anchor-list a {
  display: block;
  padding: 5px 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.side-anchor-list a:hover {
  color: var(--copper);
}

.side-note {
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.side-note-title {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
}

.side-note-text {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ===== 观看规程页 ===== */

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

.module {
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.module-head {
  margin-bottom: 14px;
}

.module-figure {
  margin: 16px 0 20px;
}

.module-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  max-height: 360px;
  object-fit: cover;
}

/* 四步规程 */
.steps-module .step-item {
  grid-template-columns: minmax(120px, 160px) minmax(0, 1fr);
  align-items: start;
}

.step-index {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.steps-module .step-num {
  font-size: 13px;
  color: var(--copper);
}

.step-action {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.5;
}

.steps-module .step-body {
  min-width: 0;
}

.step-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.step-check,
.step-drift {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 包含 / 不包含 */
.boundary-module .boundary-columns {
  margin-top: 16px;
}

/* FAQ */
.faq-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

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

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--copper);
}

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

.faq-item[open] .faq-question {
  border-bottom: 1px solid var(--line);
}

.faq-answer {
  padding: 12px 18px 16px;
}

.faq-answer p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ===== 更正与线索页 ===== */

.feedback-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.feedback-card {
  min-width: 0;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feedback-name {
  font-size: 17px;
  margin-bottom: 6px;
}

.feedback-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.feedback-spec {
  display: grid;
  grid-template-columns: minmax(84px, auto) minmax(0, 1fr);
  gap: 4px 12px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.65;
}

.feedback-spec dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
  padding-top: 2px;
}

.feedback-spec dd {
  color: var(--ink-soft);
}

/* 处理顺序 */
.process-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
  counter-reset: process;
}

.process-step {
  min-width: 0;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.process-step .step-title {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
  padding-left: 30px;
  position: relative;
}

.process-step .step-title::before {
  counter-increment: process;
  content: counter(process, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--copper);
}

.step-action,
.step-review {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.step-review {
  margin-top: 6px;
}

.boundary-note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ===== 404 ===== */

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

.error-block {
  padding: 56px 0 32px;
  border-bottom: 1px solid var(--line);
}

.error-code {
  color: var(--copper);
  margin-bottom: 10px;
}

.error-title {
  font-size: 32px;
  line-height: 1.35;
}

.error-lead {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 620px;
}

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

.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  font-size: 15px;
  border-radius: var(--radius);
  border: 1px solid transparent;
}

.button-primary {
  background: var(--indigo);
  color: #ffffff;
  border-color: var(--indigo);
}

.button-primary:hover {
  background: #253c43;
  color: #ffffff;
}

.button-secondary {
  background: transparent;
  color: var(--indigo);
  border-color: var(--line-strong);
}

.button-secondary:hover {
  border-color: var(--copper);
  color: var(--copper);
}

.error-guide {
  padding: 28px 0 0;
}

.error-guide-title {
  font-size: 20px;
  margin-bottom: 12px;
}

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

.error-guide-list a {
  display: inline-block;
  font-size: 15px;
  color: var(--indigo);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
}

.error-guide-list a:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

/* --------------------------------------------------------------------------
   5. responsive — 900px 与 640px 断点
   -------------------------------------------------------------------------- */

@media (max-width: 900px) {
  :root {
    --header-h: 56px;
  }

  .header-inner {
    gap: 12px;
  }

  .site-nav,
  .header-shortcuts {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

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

  .hero-copy h1 {
    font-size: 28px;
  }

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

  .dossier-featured {
    grid-column: span 2;
  }

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

  .side-sticky {
    position: static;
  }

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

  .feature-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .read-order-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

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

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

  .footer-brand {
    grid-column: span 2;
  }
}

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

  .home-main,
  .inner-main,
  .error-main {
    padding: 0 16px 48px;
  }

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

  .brand-name {
    font-size: 15px;
  }

  .brand-tagline {
    font-size: 11px;
  }

  .breadcrumb {
    padding-top: 14px;
    font-size: 12px;
  }

  .page-header {
    padding: 10px 0 16px;
    margin-bottom: 18px;
  }

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

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

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

  .hero-actions {
    gap: 10px;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
    min-width: 140px;
  }

  .hero-meta {
    gap: 4px 16px;
  }

  .notice-bar {
    align-items: flex-start;
    gap: 6px 10px;
    font-size: 13px;
  }

  .notice-text {
    flex: 1 1 100%;
  }

  .section {
    padding: 28px 0;
  }

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

  .anchor-bar {
    gap: 6px 12px;
    padding: 10px 12px;
  }

  .anchor-list,
  .anchor-bar-list {
    gap: 4px 14px;
  }

  /* 频道表格转字段卡 */
  .table-wrap {
    border: 0;
    background: transparent;
    overflow: visible;
  }

  .channel-table,
  .channel-table thead,
  .channel-table tbody,
  .channel-table tr,
  .channel-table th,
  .channel-table td {
    display: block;
    width: 100%;
  }

  .channel-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .channel-table .table-caption {
    display: block;
    padding: 0 0 10px;
    border-bottom: 0;
  }

  .channel-table tbody tr {
    margin-bottom: 12px;
    padding: 12px 14px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }

  .channel-table td {
    padding: 6px 0;
    border-bottom: 1px solid var(--line);
    min-width: 0;
  }

  .channel-table td:last-child {
    border-bottom: 0;
  }

  .channel-table td::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.04em;
    color: var(--copper);
    margin-bottom: 2px;
  }

  /* 专题网格单列 */
  .dossier-grid,
  .dossier-grid-section .dossier-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .dossier-featured {
    grid-column: auto;
  }

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

  .log-code {
    padding-top: 0;
  }

  .glossary-list {
    grid-template-columns: minmax(0, 1fr);
    padding: 0 16px;
  }

  .glossary-item:nth-child(-n+2) {
    border-top: 1px solid var(--line);
  }

  .glossary-item:first-child {
    border-top: 0;
  }

  .viewing-section .step-item {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 10px;
    padding: 14px;
  }

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

  .channel-block-body {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

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

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

  .record-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
    padding: 14px 16px;
  }

  .record-axis {
    flex-direction: row;
    align-items: center;
    gap: 10px;
  }

  .guide-item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
    padding: 14px;
  }

  .field-dict {
    padding: 0 16px;
  }

  .field-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 14px 0;
  }

  .field-name {
    padding-top: 0;
  }

  .check-step {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 8px 12px;
    padding: 14px;
  }

  .steps-module .step-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
    padding: 14px;
  }

  .steps-module .step-index {
    flex-direction: row;
    align-items: baseline;
    gap: 10px;
  }

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

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

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

  .source-list dt {
    padding-top: 8px;
  }

  .source-list dt:first-child {
    padding-top: 0;
  }

  .source-block,
  .section-source,
  .source-module {
    padding: 16px;
  }

  .correction-strip {
    padding: 18px 16px;
  }

  .error-block {
    padding: 40px 0 24px;
  }

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

  .error-actions .button-primary,
  .error-actions .button-secondary {
    flex: 1 1 auto;
    min-width: 140px;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
    padding: 28px 16px 20px;
  }

  .footer-brand {
    grid-column: auto;
  }

  .footer-links a {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 0;
  }

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

  .related-list {
    gap: 8px 16px;
  }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}