/* ==========================================================================
   樱桃视频APP · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base
   -------------------------------------------------------------------------- */

:root {
  --c-dark: #0f1319;
  --c-dark-2: #1c222b;
  --c-paper: #f6f4f1;
  --c-white: #ffffff;
  --c-red: #d7263d;
  --c-teal: #2ec4b6;
  --c-amber: #f4a261;
  --c-purple: #7b5ea7;
  --c-blue: #3d7ea6;
  --c-green: #4f9d69;
  --c-ink: #1c222b;
  --c-muted: #8b93a1;
  --c-line: #dcd7d0;
  --c-line-dark: #2a313c;
  --radius: 5px;
  --container: 1120px;
  --read-col: 720px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-ink);
  background: var(--c-paper);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.35;
  color: var(--c-ink);
}

p {
  margin: 0 0 14px;
}

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

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

dl,
dd {
  margin: 0;
}

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

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

a:hover,
a:focus {
  text-decoration: underline;
}

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

button {
  font-family: inherit;
}

figure {
  margin: 0;
}

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: #ece8e2;
  padding: 1px 5px;
  border-radius: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 200;
  background: var(--c-white);
  color: var(--c-dark);
  padding: 10px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: 12px;
}

/* --------------------------------------------------------------------------
   layout
   -------------------------------------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.site-main {
  display: block;
}

.inner-main {
  padding-bottom: 64px;
}

.section {
  padding: 48px 0;
  border-top: 1px solid var(--c-line);
}

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

/* 页头 */

.site-header {
  background: var(--c-dark);
  color: #e8e9ec;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #f4f2ef;
  font-weight: 700;
  font-size: 17px;
  line-height: 1.2;
  white-space: nowrap;
}

.brand:hover,
.brand:focus {
  text-decoration: none;
  color: #ffffff;
}

.brand-mark {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--c-red);
  flex: 0 0 auto;
}

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

.site-nav {
  display: flex;
  align-items: center;
}

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

.nav-link {
  display: inline-block;
  padding: 9px 11px;
  font-size: 14px;
  line-height: 1.4;
  color: #c8ccd4;
  border-bottom: 2px solid transparent;
  transition: color 0.12s ease, border-color 0.12s ease;
}

.nav-link:hover,
.nav-link:focus {
  color: #ffffff;
  text-decoration: none;
  border-bottom-color: #4a525f;
}

.nav-link.is-current {
  color: #ffffff;
  border-bottom-color: var(--c-red);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background: transparent;
  border: 1px solid #3a414d;
  border-radius: var(--radius);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: #e8e9ec;
  border-radius: 1px;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 86vw);
  background: var(--c-dark-2);
  color: #e8e9ec;
  z-index: 300;
  padding: 16px 0 24px;
  overflow-y: auto;
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.35);
}

.mobile-drawer[hidden] {
  display: none;
}

.drawer-close {
  display: block;
  margin: 0 16px 12px auto;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid #3a414d;
  border-radius: var(--radius);
  color: #e8e9ec;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.drawer-close::before {
  content: "\00d7";
}

.drawer-list {
  display: flex;
  flex-direction: column;
}

.drawer-list li {
  border-bottom: 1px solid #2c333e;
}

.drawer-list a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0 20px;
  font-size: 15px;
  color: #d5d9e0;
}

.drawer-list a:hover,
.drawer-list a:focus {
  background: #232a34;
  color: #ffffff;
  text-decoration: none;
}

/* 页脚 */

.site-footer {
  background: var(--c-dark);
  color: #b7bdc7;
  font-size: 14px;
  padding: 48px 0 0;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
}

.footer-brand p {
  margin-top: 12px;
  line-height: 1.7;
  color: #9aa1ac;
  max-width: 34em;
}

.footer-nav h2,
.footer-extra h2 {
  font-size: 14px;
  font-weight: 600;
  color: #e8e9ec;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #2a313c;
}

.footer-nav ul,
.footer-extra ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-nav a,
.footer-extra a {
  display: inline-block;
  padding: 5px 0;
  color: #b7bdc7;
  font-size: 14px;
}

.footer-nav a:hover,
.footer-nav a:focus,
.footer-extra a:hover,
.footer-extra a:focus {
  color: #ffffff;
}

.footer-note {
  border-top: 1px solid #2a313c;
  padding: 20px 0 28px;
}

.footer-note p {
  font-size: 13px;
  line-height: 1.7;
  color: #8b93a1;
  margin-bottom: 8px;
  max-width: 60em;
}

.footer-note .copyright {
  margin-bottom: 0;
  color: #6f7783;
}

/* --------------------------------------------------------------------------
   components
   -------------------------------------------------------------------------- */

/* 按钮 */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  border: 1px solid transparent;
  transition: background-color 0.12s ease, color 0.12s ease,
    border-color 0.12s ease;
}

.btn:hover,
.btn:focus {
  text-decoration: none;
}

.btn-primary {
  background: var(--c-red);
  color: #ffffff;
}

.btn-primary:hover,
.btn-primary:focus {
  background: #b81e33;
  color: #ffffff;
}

.btn-ghost {
  background: transparent;
  color: #e8e9ec;
  border-color: #4a525f;
}

.btn-ghost:hover,
.btn-ghost:focus {
  border-color: #8b93a1;
  color: #ffffff;
}

/* 文字链接 */

.text-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
  padding: 2px 0;
}

.text-link::after {
  content: "\2192";
  margin-left: 5px;
  font-weight: 400;
}

.text-link:hover,
.text-link:focus {
  text-decoration: none;
  border-bottom: 1px solid var(--c-red);
}

/* 分节标题 */

.section-head {
  margin-bottom: 26px;
}

.section-head h2 {
  font-size: 26px;
  line-height: 1.3;
  margin-bottom: 8px;
}

.section-head p,
.section-desc {
  font-size: 15px;
  color: #59606b;
  max-width: 62em;
}

.section-title {
  font-size: 26px;
  line-height: 1.3;
  margin-bottom: 8px;
}

.section-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-red);
  margin-bottom: 8px;
}

.section-more {
  margin-top: 22px;
}

/* 面包屑 */

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 13px;
  color: var(--c-muted);
  padding: 18px 0 0;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.breadcrumb a {
  color: #59606b;
}

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

.breadcrumb-sep {
  color: #b3b8c0;
}

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

/* 内页标题区 */

.page-header {
  background: var(--c-dark);
  color: #e8e9ec;
  padding: 26px 0 30px;
  margin-bottom: 0;
}

.page-title {
  font-size: 40px;
  line-height: 1.25;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

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

.page-title-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 32px;
  align-items: start;
}

.eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-red);
  margin-bottom: 8px;
}

.page-header .eyebrow {
  color: #f4778a;
}

.page-lead {
  font-size: 15px;
  line-height: 1.8;
  color: #b7bdc7;
  max-width: 44em;
}

/* 本页小节锚点 */

.page-anchors,
.anchor-bar {
  font-size: 13px;
}

.anchors-title,
.anchors-label {
  font-weight: 600;
  color: #e8e9ec;
  margin-bottom: 8px;
}

.page-anchors ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-anchors a {
  display: inline-block;
  padding: 3px 0;
  color: #a9b0bb;
}

.page-anchors a:hover,
.page-anchors a:focus {
  color: #ffffff;
}

.anchor-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}

.anchor-bar a {
  color: #a9b0bb;
  padding: 3px 0;
}

.anchor-bar a:hover,
.anchor-bar a:focus {
  color: #ffffff;
}

/* 表格 */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-white);
}

.data-table,
.mapping-table,
.entries-table,
.archive-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.6;
}

.data-table th,
.data-table td,
.mapping-table th,
.mapping-table td,
.entries-table th,
.entries-table td,
.archive-table th,
.archive-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

.data-table thead th,
.mapping-table thead th,
.entries-table thead th,
.archive-table thead th {
  background: var(--c-dark-2);
  color: #e8e9ec;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}

.data-table tbody tr:hover,
.mapping-table tbody tr:hover,
.entries-table tbody tr:hover,
.archive-table tbody tr:hover {
  background: #efece7;
}

.data-table tbody tr:focus-within,
.mapping-table tbody tr:focus-within,
.entries-table tbody tr:focus-within,
.archive-table tbody tr:focus-within {
  background: #efece7;
}

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

.data-table tbody th,
.mapping-table tbody th,
.entries-table tbody th,
.archive-table tbody th {
  font-weight: 600;
  color: var(--c-ink);
  background: #faf8f5;
}

.table-caption {
  caption-side: top;
  text-align: left;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--c-muted);
  background: #faf8f5;
  border-bottom: 1px solid var(--c-line);
}

.batch-code {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-dark-2);
  white-space: nowrap;
}

/* 折叠问答 */

.qa-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.qa-item {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.qa-item summary {
  position: relative;
  padding: 15px 48px 15px 18px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-ink);
  cursor: pointer;
  list-style: none;
}

.qa-item summary::-webkit-details-marker {
  display: none;
}

.qa-item summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  font-weight: 400;
  color: var(--c-red);
  line-height: 1;
}

.qa-item[open] summary::after {
  content: "\2212";
}

.qa-item summary:hover {
  background: #fbfaf8;
}

.qa-item .qa-answer,
.qa-item > p {
  padding: 0 18px 16px;
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  border-top: 1px solid #eeeae4;
  padding-top: 14px;
}

.qa-more {
  margin-top: 20px;
}

/* 频道色标 */

.channel-mark {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 2px;
  background: var(--c-red);
  flex: 0 0 auto;
}

.channel-bar {
  display: block;
  width: 34px;
  height: 4px;
  border-radius: 2px;
  background: var(--c-red);
  margin-bottom: 12px;
}

.channel-bar-1 {
  background: var(--c-red);
}

.channel-bar-3 {
  background: var(--c-amber);
}

.channel-bar-5 {
  background: var(--c-blue);
}

.channel-bar-6 {
  background: var(--c-green);
}

.channel-tag {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 2px;
  flex: 0 0 auto;
}

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

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

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

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

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

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

.mark-red {
  background: var(--c-red);
}

.mark-purple {
  background: var(--c-purple);
}

.mark-blue {
  background: var(--c-blue);
}

.channel-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.dot-1 {
  background: var(--c-red);
}

.dot-2 {
  background: var(--c-teal);
}

.dot-3 {
  background: var(--c-amber);
}

.dot-4 {
  background: var(--c-purple);
}

.dot-5 {
  background: var(--c-blue);
}

.dot-6 {
  background: var(--c-green);
}

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

/* 首屏焦点区 */

.hero {
  background: var(--c-dark);
  color: #e8e9ec;
  padding: 46px 0 54px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 58fr) minmax(0, 42fr);
  gap: 44px;
  align-items: center;
}

.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: #f4778a;
  margin-bottom: 12px;
}

.hero-copy h1 {
  font-size: 40px;
  line-height: 1.25;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}

.hero-lead {
  font-size: 16px;
  line-height: 1.8;
  color: #b7bdc7;
  max-width: 34em;
  margin-bottom: 26px;
}

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

.hero-media {
  border-radius: var(--radius);
  overflow: hidden;
  background: #1c222b;
}

.hero-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius);
}

.hero-media figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: #8b93a1;
  padding: 10px 2px 0;
}

/* 场景选择条 */

.scene-switch {
  background: var(--c-paper);
  padding: 46px 0;
}

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

.scene-item {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 20px 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.scene-tag {
  font-size: 12px;
  font-weight: 600;
  color: #59606b;
  background: #ece8e2;
  border-radius: 3px;
  padding: 2px 8px;
  align-self: flex-start;
}

.scene-item h3 {
  font-size: 18px;
}

.scene-item p {
  font-size: 14px;
  line-height: 1.7;
  color: #59606b;
  flex: 1 1 auto;
}

/* 维度对照 */

.compare {
  padding: 46px 0;
  background: #efece7;
}

/* 栏目总览面板 */

.panels {
  padding: 46px 0;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.panel {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-dark-2);
  border-radius: var(--radius);
  padding: 20px 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.panel h3 {
  font-size: 18px;
}

.panel p {
  font-size: 14px;
  line-height: 1.7;
  color: #59606b;
  flex: 1 1 auto;
}

.panel-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid #eeeae4;
  padding-top: 12px;
}

.panel-links a {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
}

/* 频道分区带 */

.channel-band {
  padding: 46px 0;
  background: var(--c-dark);
  color: #e8e9ec;
}

.channel-band .section-head h2 {
  color: #ffffff;
}

.channel-band .section-head p {
  color: #a9b0bb;
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.channel-item {
  background: #1a2029;
  border: 1px solid #2a313c;
  border-radius: var(--radius);
  padding: 16px 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.channel-item h3 {
  font-size: 16px;
  color: #ffffff;
}

.channel-item p {
  font-size: 13px;
  line-height: 1.65;
  color: #9aa1ac;
}

.channel-1 .channel-mark {
  background: var(--c-red);
}

.channel-2 .channel-mark {
  background: var(--c-teal);
}

.channel-3 .channel-mark {
  background: var(--c-amber);
}

.channel-4 .channel-mark {
  background: var(--c-purple);
}

.channel-5 .channel-mark {
  background: var(--c-blue);
}

.channel-6 .channel-mark {
  background: var(--c-green);
}

/* 本期专题焦点 */

.feature-focus {
  padding: 46px 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
  gap: 40px;
  align-items: start;
}

.feature-media {
  border-radius: var(--radius);
  overflow: hidden;
  background: #e4dfd8;
}

.feature-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
}

.feature-media figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: #6f7783;
  padding: 10px 2px 0;
}

.feature-copy h2 {
  font-size: 26px;
  line-height: 1.3;
  margin-bottom: 12px;
}

.feature-copy > p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  margin-bottom: 20px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-row {
  display: block;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-red);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--c-ink);
}

.feature-row:hover,
.feature-row:focus {
  text-decoration: none;
  background: #fbfaf8;
  border-left-color: var(--c-dark-2);
}

.feature-row-title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-row-desc {
  display: block;
  font-size: 13px;
  line-height: 1.65;
  color: #59606b;
}

/* 观看条件三步 */

.steps {
  padding: 46px 0;
  background: #efece7;
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  counter-reset: none;
}

.step-item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 18px;
  padding: 20px 0;
  border-top: 1px solid #d8d2ca;
}

.step-item:first-child {
  border-top: 0;
  padding-top: 4px;
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--c-dark-2);
  color: #ffffff;
  font-size: 18px;
  font-weight: 700;
}

.step-body h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.step-body p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  margin-bottom: 8px;
  max-width: 62em;
}

/* 收录检查点 */

.checkpoints {
  padding: 46px 0;
}

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

.checkpoint {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.checkpoint h3 {
  font-size: 17px;
}

.checkpoint p {
  font-size: 14px;
  line-height: 1.75;
  color: #59606b;
  flex: 1 1 auto;
}

/* 答疑摘要 */

.qa {
  padding: 46px 0;
  background: #efece7;
}

/* 归档摘要 */

.archive-strip {
  padding: 46px 0;
}

.archive-strip .archive-table {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.archive-strip .archive-table caption {
  caption-side: top;
  text-align: left;
  font-size: 13px;
  color: var(--c-muted);
  padding: 10px 16px;
  background: #faf8f5;
  border-bottom: 1px solid var(--c-line);
}

/* --------------------------------------------------------------------------
   pages · 内容目录
   -------------------------------------------------------------------------- */

.section-overview .overview-figure {
  border-radius: var(--radius);
  overflow: hidden;
  background: #e4dfd8;
}

.section-overview .overview-figure img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.section-overview .overview-figure figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: #6f7783;
  padding: 10px 2px 0;
}

.section-channels .channel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.channel-block {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 20px 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.channel-head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.channel-head h3 {
  font-size: 18px;
}

.channel-scope {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
}

.channel-name-sample {
  font-size: 13px;
  line-height: 1.7;
  color: #59606b;
  background: #f6f4f1;
  border-left: 3px solid #d8d2ca;
  border-radius: 0 3px 3px 0;
  padding: 8px 12px;
}

.channel-tags {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

.channel-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
  align-self: flex-start;
}

.channel-link::after {
  content: "\2192";
  margin-left: 5px;
  font-weight: 400;
}

.channel-link:hover,
.channel-link:focus {
  text-decoration: none;
  border-bottom: 1px solid var(--c-red);
}

.section-mapping .mapping-table {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.section-tips .tip-item {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.section-tips .tip-text {
  font-size: 15px;
  line-height: 1.75;
  color: #4a515c;
  flex: 1 1 auto;
}

.section-tips .tip-item a {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
  align-self: flex-start;
}

/* --------------------------------------------------------------------------
   pages · 专题特辑
   -------------------------------------------------------------------------- */

.page-layout {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
}

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

.page-layout .breadcrumb {
  padding-left: 0;
  padding-right: 0;
  max-width: none;
  margin: 0;
}

.page-layout .page-header {
  background: transparent;
  color: var(--c-ink);
  padding: 18px 0 0;
  margin-bottom: 28px;
}

.page-layout .page-title {
  font-size: 40px;
  line-height: 1.25;
  font-weight: 700;
  color: var(--c-ink);
  margin: 0;
}

.page-layout .topic-summary,
.page-layout .topic-reason,
.page-layout .topic-method,
.page-layout .topic-progress,
.page-layout .topic-entries,
.page-layout .topic-archive-link {
  padding: 30px 0;
  border-top: 1px solid var(--c-line);
}

.page-layout .topic-summary {
  border-top: 0;
  padding-top: 0;
}

.page-layout .topic-summary > h2,
.page-layout .topic-reason > h2,
.page-layout .topic-method > h2,
.page-layout .topic-progress > h2,
.page-layout .topic-entries > h2,
.page-layout .topic-archive-link > h2 {
  font-size: 26px;
  line-height: 1.3;
  margin-bottom: 14px;
}

.summary-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 28px;
  align-items: start;
}

.summary-text p {
  font-size: 16px;
  line-height: 1.85;
  color: #3f4650;
}

.summary-figure {
  border-radius: var(--radius);
  overflow: hidden;
  background: #e4dfd8;
}

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

.summary-figure figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: #6f7783;
  padding: 10px 2px 0;
}

.topic-reason > p {
  font-size: 16px;
  line-height: 1.85;
  color: #3f4650;
  max-width: 46em;
  margin-bottom: 16px;
}

.reason-points {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.reason-points li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
}

.reason-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c-red);
}

.topic-method > p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  margin-bottom: 16px;
  max-width: 46em;
}

.method-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.method-list li {
  padding: 16px 0;
  border-top: 1px solid #e5e0d9;
}

.method-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.method-list h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.method-list p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  max-width: 46em;
}

.topic-progress > p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  margin-bottom: 16px;
  max-width: 46em;
}

.progress-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.progress-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.progress-tag {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 600;
  color: #ffffff;
  background: var(--c-dark-2);
  border-radius: 3px;
  padding: 2px 8px;
  margin-top: 4px;
}

.topic-entries > p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  margin-bottom: 16px;
  max-width: 46em;
}

.entries-table {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.entries-table caption {
  caption-side: top;
  text-align: left;
  font-size: 13px;
  color: var(--c-muted);
  padding: 10px 16px;
  background: #faf8f5;
  border-bottom: 1px solid var(--c-line);
}

.topic-archive-link > p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  max-width: 46em;
  margin-bottom: 10px;
}

.topic-aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 18px;
}

.aside-block {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-dark-2);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.aside-block h2 {
  font-size: 16px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #eeeae4;
}

.aside-facts {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 14px;
  font-size: 14px;
  line-height: 1.7;
}

.aside-facts dt {
  color: var(--c-muted);
  white-space: nowrap;
}

.aside-facts dd {
  color: #3f4650;
}

.aside-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  line-height: 1.6;
}

.aside-links a {
  color: var(--c-red);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   pages · 观看条件
   -------------------------------------------------------------------------- */

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

.page-body .section {
  padding: 40px 0;
}

.page-body .section:first-child {
  border-top: 0;
  padding-top: 32px;
}

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

.scene-card {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.scene-figure {
  border-radius: var(--radius);
  overflow: hidden;
  background: #e4dfd8;
}

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

.scene-card h3 {
  font-size: 18px;
}

.scene-card p {
  font-size: 14px;
  line-height: 1.75;
  color: #59606b;
  flex: 1 1 auto;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 4px 20px;
}

.check-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid #eeeae4;
}

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

.check-index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  background: #ece8e2;
  color: var(--c-dark-2);
  font-size: 14px;
  font-weight: 700;
}

.check-body h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.check-body p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  max-width: 62em;
}

.troubleshoot .data-table {
  background: var(--c-white);
}

.note .note-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-top: 14px;
}

.note .note-links a {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
}

/* --------------------------------------------------------------------------
   pages · 收录标准
   -------------------------------------------------------------------------- */

.scope-section .clause-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 4px 22px;
}

.clause-row {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 28px;
  padding: 20px 0;
  border-top: 1px solid #eeeae4;
}

.clause-row:first-child {
  border-top: 0;
}

.clause-row h3 {
  font-size: 17px;
  line-height: 1.5;
}

.clause-row p {
  font-size: 15px;
  line-height: 1.85;
  color: #4a515c;
}

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

.exclude-card {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.exclude-card h3 {
  font-size: 17px;
}

.exclude-card p {
  font-size: 14px;
  line-height: 1.8;
  color: #59606b;
}

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

.labeling-figure {
  border-radius: var(--radius);
  overflow: hidden;
  background: #e4dfd8;
}

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

.labeling-figure figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: #6f7783;
  padding: 10px 2px 0;
}

.labeling-rules {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.rule-item {
  padding: 16px 0;
  border-top: 1px solid #e5e0d9;
}

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

.rule-item h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.rule-item p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
}

.maintain-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 4px 22px;
}

.maintain-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid #eeeae4;
}

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

.step-index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  background: var(--c-dark-2);
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
}

.maintain-body h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.maintain-body p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  max-width: 62em;
}

.report-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 24px;
  counter-reset: report;
}

.report-list li {
  position: relative;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 16px 18px 16px 52px;
}

.report-list li::before {
  counter-increment: report;
  content: counter(report);
  position: absolute;
  left: 16px;
  top: 16px;
  width: 24px;
  height: 24px;
  border-radius: 3px;
  background: #ece8e2;
  color: var(--c-dark-2);
  font-size: 13px;
  font-weight: 700;
  line-height: 24px;
  text-align: center;
}

.report-list h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.report-list p {
  font-size: 14px;
  line-height: 1.75;
  color: #59606b;
}

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

.related-links-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-muted);
}

.related-links-item {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
}

/* --------------------------------------------------------------------------
   pages · 常见答疑
   -------------------------------------------------------------------------- */

.qa-group {
  padding: 40px 0;
  border-top: 1px solid var(--c-line);
}

.qa-group:first-of-type {
  border-top: 0;
  padding-top: 32px;
}

.qa-group .container > .section-head {
  margin-bottom: 20px;
}

.qa-media {
  border-radius: var(--radius);
  overflow: hidden;
  background: #e4dfd8;
  margin-bottom: 20px;
}

.qa-media img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.qa-media figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: #6f7783;
  padding: 10px 2px 0;
}

.report-tips {
  padding: 40px 0;
  border-top: 1px solid var(--c-line);
  background: #efece7;
}

.tip-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
}

.report-tips .tip-item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.tip-index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: var(--c-amber);
  color: #3a2a14;
  font-size: 14px;
  font-weight: 700;
}

.tip-body h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.tip-body p {
  font-size: 14px;
  line-height: 1.75;
  color: #59606b;
}

.report-note {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

.report-note a {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
}

/* --------------------------------------------------------------------------
   pages · 归档
   -------------------------------------------------------------------------- */

.intro-section .archive-figure {
  margin-top: 20px;
  border-radius: var(--radius);
  overflow: hidden;
  background: #e4dfd8;
}

.intro-section .archive-figure img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.intro-section .archive-figure figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: #6f7783;
  padding: 10px 2px 0;
}

.intro-section > .container > p {
  font-size: 16px;
  line-height: 1.85;
  color: #3f4650;
  max-width: 46em;
  margin-bottom: 12px;
}

.batches-section .archive-table {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.topic-path-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 24px;
}

.topic-path-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.topic-path-list a {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-red);
}

.topic-path-note {
  margin-top: 16px;
}

.topic-path-note a {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
}

.paging-rules {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 4px 22px;
}

.paging-rules li {
  padding: 18px 0;
  border-top: 1px solid #eeeae4;
}

.paging-rules li:first-child {
  border-top: 0;
}

.paging-rules h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.paging-rules p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
}

.narrow-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.narrow-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 14px 18px;
}

.narrow-list p {
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
  flex: 1 1 320px;
  margin: 0;
}

.narrow-list a {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-red);
  flex: 0 0 auto;
}

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

.error-main {
  padding: 64px 0 72px;
}

.error-inner {
  max-width: 720px;
}

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

.error-title {
  font-size: 40px;
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 14px;
}

.error-lead {
  font-size: 16px;
  line-height: 1.8;
  color: #4a515c;
  margin-bottom: 20px;
}

.error-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 26px;
}

.error-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: #4a515c;
}

.error-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--c-red);
}

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

.error-actions .btn-ghost {
  color: var(--c-dark);
  border-color: #b3b8c0;
}

.error-actions .btn-ghost:hover,
.error-actions .btn-ghost:focus {
  color: var(--c-dark);
  border-color: var(--c-dark);
}

/* --------------------------------------------------------------------------
   responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1120px) {
  .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 32px;
  }

  .summary-grid {
    grid-template-columns: minmax(0, 1fr) 260px;
  }
}

@media (max-width: 960px) {
  .site-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

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

  .hero-copy h1 {
    font-size: 34px;
  }

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

  .scene-grid,
  .checkpoint-grid,
  .scene-cards,
  .exclude-grid,
  .section-tips .tips-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-anchors ul {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 4px 16px;
  }

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

  .topic-aside {
    padding-top: 8px;
    padding-bottom: 16px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

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

  .summary-figure {
    max-width: 480px;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .container,
  .header-inner,
  .breadcrumb,
  .page-header > .page-title,
  .page-layout,
  .page-body,
  .related-links {
    padding-left: 18px;
    padding-right: 18px;
  }

  .header-inner {
    height: 58px;
  }

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

  .hero {
    padding: 32px 0 38px;
  }

  .hero-copy h1 {
    font-size: 28px;
    line-height: 1.3;
  }

  .hero-lead {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .hero-actions .btn {
    flex: 1 1 160px;
  }

  .section-head h2,
  .section-title,
  .feature-copy h2 {
    font-size: 21px;
  }

  .page-title,
  .page-layout .page-title,
  .error-title {
    font-size: 28px;
    line-height: 1.3;
  }

  .page-header {
    padding: 22px 0 24px;
  }

  .page-layout .page-header {
    padding: 14px 0 0;
    margin-bottom: 22px;
  }

  .scene-grid,
  .checkpoint-grid,
  .scene-cards,
  .exclude-grid,
  .section-tips .tips-list,
  .report-list,
  .tip-list,
  .topic-path-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

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

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

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

  .step-item {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 14px;
  }

  .step-num {
    width: 38px;
    height: 38px;
    font-size: 16px;
  }

  .check-list,
  .maintain-list,
  .paging-rules,
  .scope-section .clause-list {
    padding: 4px 16px;
  }

  .check-item,
  .maintain-item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
  }

  .check-index,
  .step-index {
    width: 30px;
    height: 30px;
    font-size: 13px;
  }

  .report-list li {
    padding: 14px 16px 14px 48px;
  }

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

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

  .error-main {
    padding: 40px 0 48px;
  }

  .error-actions .btn {
    flex: 1 1 160px;
  }
}

@media (max-width: 480px) {
  .nav-link {
    padding: 9px 8px;
    font-size: 13px;
  }

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

  .data-table,
  .mapping-table,
  .entries-table,
  .archive-table {
    font-size: 14px;
  }

  .data-table th,
  .data-table td,
  .mapping-table th,
  .mapping-table td,
  .entries-table th,
  .entries-table td,
  .archive-table th,
  .archive-table td {
    padding: 10px 12px;
  }

  .qa-item summary {
    padding: 13px 42px 13px 14px;
    font-size: 15px;
  }

  .qa-item .qa-answer,
  .qa-item > p {
    padding-left: 14px;
    padding-right: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}