/* ==========================================================================
   91猎奇APP · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

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

:root {
  --paper: #F2F6F3;
  --card: #FFFFFF;
  --ink: #1D2B26;
  --ink-soft: #4E6259;
  --pine: #2C5F4B;
  --pine-deep: #204636;
  --clay: #C0673C;
  --moss: #DCE8DE;
  --line: #C9D6CD;
  --radius: 6px;
  --radius-sm: 4px;
  --container: 1120px;
  --pad-x: 32px;
  --shadow-soft: 0 1px 2px rgba(29, 43, 38, 0.06);
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-stack);
  font-size: 1rem;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--ink);
}

p {
  margin: 0;
}

ul,
ol,
dl,
dd {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

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

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

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

figure {
  margin: 0;
}

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

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

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

.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;
}

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

.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-stack);
  font-size: 1rem;
  line-height: 1.8;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(242, 246, 243, 0.96);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--pine-deep);
  padding: 8px 0;
}

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

.site-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
}

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

.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 12px;
  font-size: 0.9375rem;
  color: var(--ink-soft);
  line-height: 1.4;
  white-space: nowrap;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  background-color: var(--clay);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s ease;
}

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

.nav-link:hover::after,
.nav-link.is-current::after {
  transform: scaleX(1);
}

.nav-link.is-current {
  color: var(--pine-deep);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background-color: var(--card);
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--pine-deep);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.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);
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--line);
  background-color: var(--card);
}

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

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 8px var(--pad-x) 16px;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0 4px;
  font-size: 1rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

.mobile-nav-link.is-current {
  color: var(--clay);
  font-weight: 600;
}

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

.home-main {
  display: block;
}

.inner-main {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad-x) 64px;
}

.site-footer {
  flex: 0 0 auto;
  border-top: 1px solid var(--line);
  background-color: var(--moss);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px var(--pad-x) 8px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--pine-deep);
}

.footer-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--clay);
}

.footer-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
}

.footer-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px 18px;
}

.footer-list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.875rem;
  color: var(--ink-soft);
}

.footer-list a:hover {
  color: var(--clay);
}

.footer-copy {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad-x) 18px;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   layout · 内页通用骨架
   -------------------------------------------------------------------------- */

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 22px 0 0;
  font-size: 0.875rem;
  color: var(--ink-soft);
}

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

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

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

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

.page-header {
  padding: 18px 0 0;
}

.page-title {
  font-size: 2.125rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--pine-deep);
  max-width: 22em;
}

/* 内页标题区（各页结构略有差异，统一视觉） */
.page-hero,
.page-title,
.page-title-block,
.page-heading {
  padding-top: 14px;
}

.page-hero-inner,
.page-title-inner,
.page-heading-text {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.eyebrow,
.hero-eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--clay);
  text-transform: none;
}

.page-lead {
  max-width: 42em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px 28px;
  padding-bottom: 6px;
}

.page-hero-links,
.page-title-actions,
.title-actions,
.page-heading-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  font-size: 0.875rem;
}

.page-title-actions,
.title-actions {
  padding-top: 12px;
}

.page-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px 28px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 32px;
  font-size: 0.9375rem;
  color: var(--pine);
  border-bottom: 1px solid transparent;
}

.text-link::after {
  content: "→";
  font-size: 0.875em;
  transition: transform 0.18s ease;
}

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

.text-link:hover::after {
  transform: translateX(3px);
}

/* 通用区块标题 */
.section-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.section-head h2,
.section-intro + h2 {
  font-size: 1.5rem;
  color: var(--pine-deep);
}

.section-desc,
.section-intro {
  max-width: 46em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

/* 内页各 section 的纵向节奏 */
.inner-main > section,
.inner-main > aside,
.inner-main > nav.related-links {
  margin-top: 44px;
}

.inner-main > .page-hero,
.inner-main > .page-title,
.inner-main > .page-title-block,
.inner-main > .page-heading {
  margin-top: 0;
}

.inner-main > section > h2,
.inner-main > aside > h2 {
  margin-bottom: 10px;
  font-size: 1.5rem;
  color: var(--pine-deep);
}

.inner-main > section > h2 + .section-intro {
  margin-top: 0;
}

/* 相关链接条 */
.related-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.related-links-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.related-links-item {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 0.9375rem;
  color: var(--pine);
}

.related-links-item:hover {
  color: var(--clay);
}

/* --------------------------------------------------------------------------
   components · 按钮
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  transition: background-color 0.18s ease, color 0.18s ease,
    border-color 0.18s ease;
}

.btn-primary {
  background-color: var(--pine);
  color: #FFFFFF;
  border-color: var(--pine);
}

.btn-primary:hover {
  background-color: var(--clay);
  border-color: var(--clay);
  color: #FFFFFF;
}

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

.btn-ghost:hover {
  border-color: var(--pine);
  color: var(--pine-deep);
  background-color: var(--moss);
}

.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
}

.button-primary {
  background-color: var(--pine);
  color: #FFFFFF;
  border: 1px solid var(--pine);
}

.button-primary:hover {
  background-color: var(--clay);
  border-color: var(--clay);
  color: #FFFFFF;
}

.button-secondary {
  background-color: transparent;
  color: var(--pine-deep);
  border: 1px solid var(--line);
}

.button-secondary:hover {
  border-color: var(--pine);
  background-color: var(--moss);
  color: var(--pine-deep);
}

/* --------------------------------------------------------------------------
   components · 表格
   -------------------------------------------------------------------------- */

.table-wrap {
  width: 100%;
  overflow-x: auto;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.channel-table {
  min-width: 640px;
  font-size: 0.875rem;
  line-height: 1.7;
}

.table-caption {
  padding: 14px 18px;
  text-align: left;
  font-size: 0.8125rem;
  color: var(--ink-soft);
  caption-side: top;
}

.channel-table thead th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--pine-deep);
  background-color: var(--moss);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.channel-table tbody th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--pine-deep);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

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

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

.channel-table tbody tr:hover th,
.channel-table tbody tr:hover td {
  background-color: #F7FAF8;
}

.channel-table tbody th a {
  color: var(--pine);
}

.channel-table tbody th a:hover {
  color: var(--clay);
}

/* --------------------------------------------------------------------------
   components · 字段解释
   -------------------------------------------------------------------------- */

.field-notes {
  margin-top: 22px;
  padding: 18px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.field-notes-title {
  margin-bottom: 12px;
  font-size: 1rem;
  color: var(--pine-deep);
}

.field-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 28px;
}

.field-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  padding-left: 12px;
  border-left: 2px solid var(--moss);
}

.field-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--pine-deep);
}

.field-desc,
.field-text {
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   components · 题材标签
   -------------------------------------------------------------------------- */

.tag-bar,
.topic-tags {
  margin-bottom: 18px;
}

.tag-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 14px;
  font-size: 0.875rem;
  color: var(--pine-deep);
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.tag-link:hover {
  border-color: var(--pine);
  background-color: var(--moss);
  color: var(--pine-deep);
}

.topic-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.topic-tag {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 14px;
  font-size: 0.875rem;
  color: var(--pine-deep);
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.topic-tag:hover {
  border-color: var(--pine);
  background-color: var(--moss);
  color: var(--pine-deep);
}

/* --------------------------------------------------------------------------
   components · 专题条目
   -------------------------------------------------------------------------- */

.collection-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.collection-item {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 22px;
  padding: 18px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s ease;
}

.collection-item:hover {
  border-color: var(--pine);
}

.collection-media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background-color: var(--moss);
}

.collection-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.collection-item:hover .collection-media img {
  transform: scale(1.03);
}

.collection-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.collection-name,
.collection-body > h3 {
  font-size: 1.125rem;
  color: var(--pine-deep);
}

.collection-logic,
.collection-channels,
.collection-scene {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.collection-logic .label,
.collection-channels .label,
.collection-scene .label {
  display: inline-block;
  min-width: 5.5em;
  margin-right: 6px;
  font-weight: 600;
  color: var(--pine);
}

.collection-body .text-link,
.collection-link {
  align-self: flex-start;
  margin-top: 2px;
}

.collection-link {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 0.9375rem;
  color: var(--pine);
}

.collection-link:hover {
  color: var(--clay);
}

.collection-fields {
  display: grid;
  grid-template-columns: 5.5em minmax(0, 1fr);
  gap: 6px 10px;
  font-size: 0.875rem;
  line-height: 1.75;
}

.collection-fields dt {
  font-weight: 600;
  color: var(--pine);
}

.collection-fields dd {
  margin: 0;
  color: var(--ink-soft);
  min-width: 0;
}

/* --------------------------------------------------------------------------
   components · 步骤
   -------------------------------------------------------------------------- */

.step-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 2px solid var(--moss);
  margin-left: 14px;
  padding-left: 24px;
}

.step-item {
  position: relative;
  display: flex;
  gap: 16px;
  padding: 0 0 22px;
}

.step-item:last-child {
  padding-bottom: 0;
}

.step-index {
  position: absolute;
  left: -37px;
  top: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #FFFFFF;
  background-color: var(--pine);
  border-radius: 50%;
}

.step-body,
.step-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  flex: 1 1 auto;
}

.step-name,
.step-body > h3,
.step-content > h3 {
  font-size: 1rem;
  color: var(--pine-deep);
}

.step-desc,
.step-content > p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   components · 折叠问答
   -------------------------------------------------------------------------- */

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

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

.faq-item[open] {
  border-color: var(--pine);
}

.faq-question,
.faq-item > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 52px;
  padding: 12px 18px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--pine-deep);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker,
.faq-item > summary::-webkit-details-marker {
  display: none;
}

.faq-question::after,
.faq-item > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1;
  color: var(--clay);
}

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

.faq-answer {
  padding: 0 18px 16px;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.faq-answer p {
  max-width: 46em;
}

.faq-item > p {
  padding: 0 18px 16px;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   components · 承接区
   -------------------------------------------------------------------------- */

.next-step {
  padding: 24px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.next-step h2 {
  margin-bottom: 8px;
  font-size: 1.375rem;
  color: var(--pine-deep);
}

.next-step p {
  max-width: 46em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.next-step-links,
.next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.next-step-inner {
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   components · 图片
   -------------------------------------------------------------------------- */

.prepare-figure,
.relation-figure,
.relation-media,
.team-figure,
.pick-figure,
.lines-figure,
.checklist-figure,
.hero-figure {
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius);
  background-color: var(--moss);
}

.prepare-figure img,
.relation-figure img,
.relation-media img,
.team-figure img,
.pick-figure img,
.lines-figure img,
.checklist-figure img,
.hero-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prepare-figure,
.relation-figure,
.team-figure,
.pick-figure,
.checklist-figure {
  aspect-ratio: 4 / 3;
}

.relation-media,
.lines-figure {
  aspect-ratio: 16 / 9;
}

.figure-caption,
.relation-figure figcaption,
.team-figure figcaption,
.pick-figure figcaption,
.lines-figure figcaption,
.checklist-figure figcaption {
  padding: 10px 4px 0;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

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

.home-main > section {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.home-main > section + section {
  margin-top: 56px;
}

.hero {
  padding-top: 40px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.hero-text h1 {
  font-size: 2.5rem;
  line-height: 1.25;
  color: var(--pine-deep);
}

.hero-lead {
  max-width: 30em;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.hero-boundary {
  max-width: 32em;
  padding-left: 12px;
  border-left: 2px solid var(--moss);
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.hero-figure {
  aspect-ratio: 16 / 11;
}

.hero-caption {
  padding: 10px 4px 0;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 14px 16px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.fact-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.fact-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--clay);
}

.fact-value {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--ink);
}

/* 频道工作台 */
.channel-workbench .table-wrap {
  margin-top: 4px;
}

/* 专题预览 */
.collection-preview .collection-list {
  margin-top: 4px;
}

/* 编排节点 */
.editorial-steps .step-list {
  margin-top: 22px;
}

/* 打开前准备 */
.prepare-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.prepare-text {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.prepare-text h2 {
  font-size: 1.5rem;
  color: var(--pine-deep);
}

.prepare-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 6px 0 4px;
}

.prepare-item {
  position: relative;
  padding-left: 18px;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.prepare-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--clay);
}

.prepare-name {
  font-weight: 600;
  color: var(--pine-deep);
}

.prepare-visual {
  min-width: 0;
}

/* 内容口径摘要 */
.policy-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 16px;
}

.policy-item {
  padding-left: 14px;
  border-left: 2px solid var(--clay);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 52em;
}

/* 纠错提示条 */
.feedback-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 24px;
  padding-top: 26px;
  padding-bottom: 26px;
  background-color: var(--moss);
  border-radius: var(--radius);
}

.feedback-strip .feedback-title {
  font-size: 1.0625rem;
  color: var(--pine-deep);
}

.feedback-strip .feedback-text {
  flex: 1 1 320px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   pages · 频道图谱
   -------------------------------------------------------------------------- */

.map-table .table-wrap {
  margin-top: 4px;
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 4px;
}

.channel-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s ease;
}

.channel-card:hover {
  border-color: var(--pine);
}

.channel-name {
  font-size: 1.125rem;
  color: var(--pine-deep);
}

.channel-text {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.channel-fit,
.channel-unfit {
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  font-size: 0.875rem;
  line-height: 1.7;
  border-radius: var(--radius-sm);
}

.channel-fit {
  background-color: #F1F7F2;
  color: var(--ink-soft);
}

.channel-unfit {
  background-color: #FAF3EE;
  color: var(--ink-soft);
}

.fit-label,
.unfit-label {
  flex: 0 0 auto;
  font-weight: 600;
}

.fit-label {
  color: var(--pine);
}

.unfit-label {
  color: var(--clay);
}

.relation-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.relation-text {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.relation-text h2 {
  font-size: 1.5rem;
  color: var(--pine-deep);
}

.relation-text p {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

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

/* --------------------------------------------------------------------------
   pages · 专题合辑
   -------------------------------------------------------------------------- */

.collection-list > h2,
.how-it-works > h2,
.misread > h2,
.next-step > h2 {
  margin-bottom: 10px;
  font-size: 1.5rem;
  color: var(--pine-deep);
}

.collection-list > .section-intro,
.how-it-works > .section-intro,
.misread > .section-intro {
  margin-bottom: 18px;
}

.how-it-works .step-list {
  margin-top: 20px;
}

.relation {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.relation-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 0.9375rem;
  color: var(--pine);
}

.relation-link:hover {
  color: var(--clay);
}

.misread .faq-list {
  margin-top: 4px;
}

/* --------------------------------------------------------------------------
   pages · 打开前须知
   -------------------------------------------------------------------------- */

.page-title {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px 28px;
}

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

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

.boundary-item h3 {
  margin-bottom: 6px;
  font-size: 1rem;
  color: var(--pine-deep);
}

.boundary-item p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.prepare .prepare-item {
  padding: 18px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--pine);
  border-radius: var(--radius);
}

.prepare .prepare-item::before {
  display: none;
}

.prepare .prepare-item h3 {
  margin-bottom: 6px;
  font-size: 1rem;
  color: var(--pine-deep);
}

.prepare .prepare-item p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.safety-item {
  padding: 16px 20px;
  background-color: #FAF3EE;
  border: 1px solid #EBD9CD;
  border-radius: var(--radius);
}

.safety-item h3 {
  margin-bottom: 4px;
  font-size: 1rem;
  color: var(--clay);
}

.safety-item p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.pick {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.pick-text {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.pick-text h2 {
  font-size: 1.5rem;
  color: var(--pine-deep);
}

.pick-text h3 {
  margin-top: 6px;
  font-size: 1.0625rem;
  color: var(--pine-deep);
}

.pick-text p {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.pick-text a {
  color: var(--pine);
  border-bottom: 1px solid var(--line);
}

.pick-text a:hover {
  color: var(--clay);
  border-bottom-color: var(--clay);
}

.pick-note {
  padding-left: 12px;
  border-left: 2px solid var(--moss);
  font-size: 0.875rem;
}

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

/* --------------------------------------------------------------------------
   pages · 内容口径
   -------------------------------------------------------------------------- */

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

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

.duty-block h3 {
  margin-bottom: 8px;
  font-size: 1.0625rem;
  color: var(--pine-deep);
}

.duty-block p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.duty-block p + p {
  margin-top: 8px;
}

.criteria-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: criteria;
}

.criteria-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px 16px 22px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--pine);
  border-radius: var(--radius);
}

.criteria-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--pine-deep);
}

.criteria-item p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.exclude-item {
  position: relative;
  padding: 14px 18px 14px 40px;
  background-color: #FAF3EE;
  border: 1px solid #EBD9CD;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.exclude-item::before {
  content: "×";
  position: absolute;
  left: 16px;
  top: 14px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.8;
  color: var(--clay);
}

.exclude-item strong {
  color: var(--clay);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.flow-step {
  min-width: 0;
  padding: 18px 18px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.flow-index,
.flow-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 10px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #FFFFFF;
  background-color: var(--pine);
  border-radius: 50%;
}

.flow-step h3 {
  margin-bottom: 6px;
  font-size: 1rem;
  color: var(--pine-deep);
}

.flow-step p {
  font-size: 0.875rem;
  line-height: 1.78;
  color: var(--ink-soft);
}

.team-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

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

.team-text > p {
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.team-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 14px 0;
}

.team-list li {
  padding-left: 14px;
  border-left: 2px solid var(--moss);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.team-list strong {
  color: var(--pine-deep);
}

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

.policy-tail p {
  max-width: 46em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.tail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: 14px;
}

.entry-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 16px;
  font-size: 0.9375rem;
  color: var(--pine-deep);
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.entry-link:hover {
  border-color: var(--pine);
  background-color: var(--moss);
  color: var(--pine-deep);
}

/* --------------------------------------------------------------------------
   pages · 纠错与反馈
   -------------------------------------------------------------------------- */

.container {
  width: 100%;
}

.container > section {
  margin-top: 44px;
}

.container > section > h2 {
  margin-bottom: 10px;
  font-size: 1.5rem;
  color: var(--pine-deep);
}

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

.scope-item {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.scope-item h3 {
  margin-bottom: 6px;
  font-size: 1rem;
  color: var(--pine-deep);
}

.scope-item p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.checklist-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

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

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

.checklist-item {
  position: relative;
  padding: 12px 16px 12px 46px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
  counter-increment: checklist;
}

.checklist-item::before {
  content: counter(checklist);
  position: absolute;
  left: 14px;
  top: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #FFFFFF;
  background-color: var(--clay);
  border-radius: 50%;
}

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

.feedback-flow .flow-steps {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feedback-note {
  padding: 22px 24px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feedback-note p {
  max-width: 46em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.note-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: 14px;
}

.note-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 16px;
  font-size: 0.9375rem;
  color: var(--pine-deep);
  background-color: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.note-link:hover {
  border-color: var(--pine);
  background-color: var(--moss);
  color: var(--pine-deep);
}

/* --------------------------------------------------------------------------
   pages · 关于本站
   -------------------------------------------------------------------------- */

.page-title-block {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

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

.position-card h3 {
  margin-bottom: 8px;
  font-size: 1.0625rem;
  color: var(--pine-deep);
}

.position-card p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.position-card p + p {
  margin-top: 8px;
}

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

.principle-item {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--pine);
  border-radius: var(--radius);
}

.principle-item h3 {
  margin-bottom: 6px;
  font-size: 1rem;
  color: var(--pine-deep);
}

.principle-item p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.glossary-item {
  min-width: 0;
  padding: 14px 16px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.glossary-item dt {
  margin-bottom: 4px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--pine-deep);
}

.glossary-item dd {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.line-column {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.line-column h3 {
  font-size: 1.0625rem;
  color: var(--pine-deep);
}

.line-column p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.inline-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 0.9375rem;
  color: var(--pine);
}

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

.lines-figure {
  margin-top: 18px;
}

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

.entry-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s ease;
}

.entry-item:hover {
  border-color: var(--pine);
}

.entry-item a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--pine-deep);
}

.entry-item a:hover {
  color: var(--clay);
}

.entry-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

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

.error-main {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad-x) 64px;
}

.error-panel {
  padding: 64px 0 40px;
  max-width: 640px;
}

.error-code {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--clay);
}

.error-title {
  margin: 10px 0 14px;
  font-size: 2.125rem;
  color: var(--pine-deep);
}

.error-text {
  max-width: 40em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.error-text + .error-text {
  margin-top: 8px;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.error-links {
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.error-links-title {
  margin-bottom: 12px;
  font-size: 1.125rem;
  color: var(--pine-deep);
}

.error-link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.error-link-list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.9375rem;
  color: var(--pine);
}

.error-link-list a:hover {
  color: var(--clay);
}

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

@media (max-width: 960px) {
  :root {
    --pad-x: 24px;
  }

  .site-nav {
    display: none;
  }

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

  .mobile-nav:not([hidden]) {
    display: block;
  }

  .hero {
    padding-top: 28px;
  }

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

  .hero-text h1 {
    font-size: 2.125rem;
  }

  .hero-figure {
    aspect-ratio: 16 / 10;
  }

  .prepare-inner,
  .relation-inner,
  .relation,
  .pick,
  .team-grid,
  .checklist-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .collection-item {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 18px;
  }

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

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

  .boundary-list,
  .scope-list,
  .position-grid,
  .principle-list,
  .glossary-list,
  .lines-grid,
  .entry-list,
  .channel-grid,
  .duty-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .footer-nav {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 680px) {
  :root {
    --pad-x: 18px;
  }

  html {
    font-size: 15px;
  }

  body {
    font-size: 1rem;
    line-height: 1.78;
  }

  .header-inner {
    min-height: 60px;
    gap: 12px;
  }

  .brand {
    font-size: 1.0625rem;
  }

  .mobile-nav-list {
    padding: 6px var(--pad-x) 12px;
  }

  .hero-text h1 {
    font-size: 1.625rem;
    line-height: 1.3;
  }

  .hero-lead {
    font-size: 1rem;
  }

  .hero-facts {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .fact-item {
    flex-direction: row;
    align-items: baseline;
    gap: 8px;
  }

  .fact-label {
    flex: 0 0 auto;
  }

  .home-main > section + section {
    margin-top: 40px;
  }

  .section-head h2,
  .section-intro + h2,
  .inner-main > section > h2,
  .inner-main > aside > h2,
  .prepare-text h2,
  .relation-text h2,
  .pick-text h2,
  .collection-list > h2,
  .how-it-works > h2,
  .misread > h2,
  .next-step > h2,
  .container > section > h2 {
    font-size: 1.25rem;
  }

  .page-title {
    font-size: 1.5rem;
    line-height: 1.32;
  }

  .error-title {
    font-size: 1.625rem;
  }

  .inner-main {
    padding-bottom: 48px;
  }

  .inner-main > section,
  .inner-main > aside,
  .inner-main > nav.related-links,
  .container > section {
    margin-top: 34px;
  }

  .breadcrumb {
    padding-top: 16px;
    font-size: 0.8125rem;
  }

  /* 表格在手机上转为字段卡片 */
  .table-wrap {
    overflow-x: visible;
    background-color: transparent;
    border: 0;
    box-shadow: none;
  }

  .channel-table {
    min-width: 0;
    display: block;
  }

  .channel-table .table-caption {
    padding: 0 0 10px;
  }

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

  .channel-table tbody {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .channel-table tbody tr {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 14px 16px;
    background-color: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }

  .channel-table tbody th,
  .channel-table tbody td {
    display: grid;
    grid-template-columns: 5.2em minmax(0, 1fr);
    gap: 10px;
    padding: 0;
    border-bottom: 0;
    white-space: normal;
    font-size: 0.875rem;
    line-height: 1.7;
  }

  .channel-table tbody th {
    padding-bottom: 6px;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .channel-table tbody th a {
    display: inline-block;
  }

  .channel-table tbody td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--pine);
  }

  .channel-table tbody tr:hover th,
  .channel-table tbody tr:hover td {
    background-color: transparent;
  }

  .field-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

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

  .collection-media {
    aspect-ratio: 16 / 10;
  }

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

  .collection-fields dt {
    margin-top: 6px;
  }

  .collection-logic .label,
  .collection-channels .label,
  .collection-scene .label {
    display: block;
    min-width: 0;
    margin-right: 0;
  }

  .step-list {
    margin-left: 12px;
    padding-left: 20px;
  }

  .step-index {
    left: -33px;
    width: 24px;
    height: 24px;
    font-size: 0.75rem;
  }

  .flow-steps,
  .feedback-flow .flow-steps,
  .prepare .prepare-list,
  .boundary-list,
  .scope-list,
  .position-grid,
  .principle-list,
  .glossary-list,
  .lines-grid,
  .entry-list,
  .channel-grid,
  .duty-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .flow-step {
    padding: 16px;
  }

  .feedback-strip {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 18px;
  }

  .feedback-strip .feedback-text {
    flex: 0 0 auto;
  }

  .feedback-strip .btn {
    width: 100%;
  }

  .next-step-links,
  .next-links,
  .tail-actions,
  .note-links,
  .error-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .next-step-links .btn,
  .next-links .button-primary,
  .next-links .button-secondary,
  .tail-actions .entry-link,
  .note-links .note-link,
  .error-actions .btn {
    width: 100%;
  }

  .faq-question,
  .faq-item > summary {
    padding: 12px 14px;
    font-size: 0.9375rem;
  }

  .faq-answer,
  .faq-item > p {
    padding: 0 14px 14px;
  }

  .related-links {
    gap: 8px 16px;
    padding: 14px 0;
  }

  .footer-inner {
    padding: 16px var(--pad-x) 6px;
  }

  .footer-list {
    gap: 2px 14px;
  }

  .footer-list a {
    min-height: 44px;
    font-size: 0.8125rem;
  }

  .footer-copy {
    padding: 0 var(--pad-x) 16px;
    font-size: 0.75rem;
  }

  .error-panel {
    padding: 40px 0 28px;
  }

  .checklist-item {
    padding: 12px 14px 12px 44px;
  }

  .exclude-item {
    padding: 12px 14px 12px 38px;
  }

  .exclude-item::before {
    left: 14px;
    top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }

  .nav-link::after {
    transition: none;
  }

  .collection-item:hover .collection-media img {
    transform: none;
  }

  .text-link:hover::after {
    transform: none;
  }
}