/* ==========================================================================
   麻豆精品 shyy98.com — 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

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

:root {
  --ink-900: #101c2b;
  --ink-800: #1b2a3d;
  --paper-100: #f4efe6;
  --paper-000: #fffdf8;
  --cinnabar: #c2452d;
  --slate: #5c7c8f;
  --gold: #d8b26a;
  --line: #d9d2c6;
  --line-dark: #2a3a4e;

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

  --wrap: 1120px;
  --gap: 24px;
  --radius: 4px;
}

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

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

body {
  margin: 0;
  background: var(--paper-100);
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--ink-900);
}

p {
  margin: 0 0 16px;
  max-width: 72ch;
}

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

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

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

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

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

figure {
  margin: 0;
}

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

button {
  font: inherit;
  cursor: pointer;
}

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

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 60;
  padding: 10px 16px;
  background: var(--paper-000);
  color: var(--ink-900);
  border: 1px solid var(--cinnabar);
  border-radius: var(--radius);
  transition: top 0.15s ease;
}

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

/* --------------------------------------------------------------------------
   layout — 全站骨架
   -------------------------------------------------------------------------- */

.site-header {
  background: var(--ink-900);
  color: var(--paper-100);
  border-bottom: 1px solid var(--line-dark);
}

.header-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 24px;
  position: relative;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--paper-000);
  flex: 0 0 auto;
}

.brand:hover {
  text-decoration: none;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold);
  text-transform: uppercase;
}

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

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

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 10px;
  color: #cdd6df;
  font-size: 14px;
  border-radius: var(--radius);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--paper-000);
  background: var(--ink-800);
  text-decoration: none;
}

.nav-link.is-current {
  color: var(--paper-000);
  background: var(--ink-800);
  box-shadow: inset 0 -2px 0 var(--cinnabar);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--paper-100);
}

.site-main {
  display: block;
}

.inner-main {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px 64px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 20px 0 0;
  font-size: 13px;
  color: var(--slate);
}

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

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

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

.breadcrumb-current {
  color: var(--ink-900);
}

.breadcrumb-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 20px 20px 0;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--slate);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: var(--slate);
}

.page-header {
  padding: 40px 0 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
}

.page-title {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.25;
  font-weight: 700;
}

.page-hero {
  margin-bottom: 40px;
}

.page-tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cinnabar);
  border: 1px solid var(--cinnabar);
  border-radius: var(--radius);
}

.page-lead {
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink-800);
  max-width: 68ch;
}

.page-facts,
.page-meta,
.page-fact {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--slate);
  max-width: 72ch;
}

.page-facts a {
  color: var(--slate);
  text-decoration: underline;
  text-decoration-color: var(--line);
}

.page-facts a:hover {
  color: var(--cinnabar);
}

.site-footer {
  background: var(--ink-900);
  color: #b9c4cf;
  margin-top: 64px;
}

.footer-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 48px 20px 32px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

.footer-title {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--paper-000);
  margin-bottom: 12px;
}

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

.footer-list li {
  min-height: 32px;
  display: flex;
  align-items: center;
}

.footer-list a {
  color: #b9c4cf;
  font-size: 14px;
}

.footer-list a:hover {
  color: var(--paper-000);
  text-decoration: none;
}

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

.footer-brand {
  margin: 0;
  font-size: 13px;
  color: #8c9aa8;
  max-width: 60ch;
}

.back-top {
  font-size: 13px;
  color: var(--gold);
  white-space: nowrap;
}

.back-top:hover {
  color: var(--paper-000);
}

/* --------------------------------------------------------------------------
   components — 通用组件
   -------------------------------------------------------------------------- */

.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 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

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

.btn-primary {
  background: var(--cinnabar);
  color: var(--paper-000);
  border-color: var(--cinnabar);
}

.btn-primary:hover {
  background: #a83a25;
  border-color: #a83a25;
}

.btn-ghost {
  background: transparent;
  color: var(--paper-100);
  border-color: #40536b;
}

.btn-ghost:hover {
  border-color: var(--paper-100);
  color: var(--paper-000);
}

.tag {
  display: inline-block;
  padding: 1px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  color: var(--slate);
  background: var(--paper-000);
  line-height: 1.6;
}

.tag-type {
  display: inline-block;
  margin: 0 0 12px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cinnabar);
  border: 1px solid var(--cinnabar);
  border-radius: var(--radius);
}

.tag-version {
  border-color: var(--gold);
  color: #8a6a2c;
  background: #fbf5e8;
}

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

.section:first-child {
  border-top: 0;
}

.section-head {
  margin-bottom: 24px;
}

.section-title {
  font-size: 24px;
  line-height: 1.35;
  margin-bottom: 8px;
}

.section-desc {
  font-size: 15px;
  color: var(--slate);
  max-width: 70ch;
}

.section-intro {
  font-size: 15px;
  color: var(--slate);
  max-width: 70ch;
  margin-bottom: 20px;
}

.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-000);
}

.attr-table,
.data-table {
  min-width: 640px;
  font-size: 15px;
  line-height: 1.6;
}

.attr-table caption,
.data-table caption {
  text-align: left;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--slate);
  border-bottom: 1px solid var(--line);
}

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

.attr-table thead th,
.data-table thead th {
  background: var(--ink-800);
  color: var(--paper-100);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
}

.attr-table tbody th,
.data-table tbody th {
  font-weight: 700;
  color: var(--ink-900);
  background: #faf6ee;
}

.attr-table tbody tr:hover th,
.attr-table tbody tr:hover td,
.data-table tbody tr:hover th,
.data-table tbody tr:hover td {
  background: #fbf1ea;
}

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

figure figcaption,
.figcaption,
.figure-caption,
.media-caption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--slate);
  line-height: 1.6;
}

/* 折叠组件：首页速查 */
.fold-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.fold-item {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.fold-item[open] {
  border-color: var(--cinnabar);
}

.fold-summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
}

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

.fold-summary::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--slate);
  flex: 0 0 auto;
}

.fold-item[open] .fold-summary::after {
  content: "－";
  color: var(--cinnabar);
}

.fold-body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--line);
}

.fold-cause,
.fold-fix {
  margin: 14px 0 0;
  font-size: 15px;
  color: var(--ink-800);
}

.fold-label {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
}

.quickcheck-more {
  margin-top: 16px;
  font-size: 15px;
}

/* 内页 FAQ 折叠 */
.faq-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

.faq-question {
  list-style: none;
  cursor: pointer;
  padding: 12px 14px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-900);
}

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

.faq-question::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--slate);
}

.faq-item[open] .faq-question::after {
  content: "－";
  color: var(--cinnabar);
}

.faq-answer {
  padding: 0 14px 14px;
  font-size: 14px;
  color: var(--ink-800);
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

/* --------------------------------------------------------------------------
   pages — 首页
   -------------------------------------------------------------------------- */

.home-main {
  display: block;
}

/* 首屏作品档案区 */
.hero-archive {
  background: var(--ink-900);
  color: var(--paper-100);
  padding: 48px 0 40px;
}

.hero-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  gap: 40px;
  align-items: center;
}

.hero-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: var(--ink-800);
}

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

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

.version-tag {
  display: inline-block;
  padding: 2px 10px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  border: 1px solid var(--gold);
  color: var(--gold);
}

.version-tag--draft {
  border-color: var(--slate);
  color: #9fb6c4;
}

.version-tag--revise {
  border-color: var(--gold);
  color: var(--gold);
}

.version-tag--final {
  border-color: var(--cinnabar);
  color: #e58a72;
}

.hero-copy h1 {
  color: var(--paper-000);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.25;
  margin-bottom: 16px;
}

.hero-lead {
  color: #c3cedb;
  font-size: 16px;
  line-height: 1.8;
  max-width: 60ch;
  margin-bottom: 20px;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-bottom: 24px;
}

.hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: #b9c4cf;
}

.fact-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.hero-quicklinks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 14px;
}

.hero-quicklinks a {
  color: #b9c4cf;
  border-bottom: 1px solid #40536b;
  padding-bottom: 1px;
}

.hero-quicklinks a:hover {
  color: var(--paper-000);
  border-color: var(--gold);
  text-decoration: none;
}

/* 首页通栏内容图 */
.content-media {
  max-width: var(--wrap);
  margin: 32px auto 0;
  padding: 0 20px;
}

.content-media img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.content-media figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--slate);
}

/* 页内锚点条 */
.anchor-bar {
  background: var(--ink-800);
  border-bottom: 1px solid var(--line-dark);
  position: sticky;
  top: 0;
  z-index: 20;
}

.anchor-list {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.anchor-list li {
  flex: 0 0 auto;
}

.anchor-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  font-size: 14px;
  color: #b9c4cf;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
}

.anchor-link:hover {
  color: var(--paper-000);
  text-decoration: none;
}

.anchor-link.is-active {
  color: var(--paper-000);
  border-bottom-color: var(--cinnabar);
}

/* 首页正文区容器 */
.home-main > .section {
  max-width: var(--wrap);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* 题材索引带 */
.genre-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.genre-card {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.15s ease;
}

.genre-card:hover {
  border-color: var(--cinnabar);
}

.genre-name {
  font-size: 18px;
  line-height: 1.5;
}

.genre-scene {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  flex: 1 1 auto;
}

.genre-link {
  font-size: 14px;
  color: var(--cinnabar);
  align-self: flex-start;
}

.genre-link::after {
  content: " →";
}

/* 更新节点与作品条目并列 */
.split-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--gap);
}

.node-column,
.entry-column {
  min-width: 0;
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.column-title {
  font-size: 16px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.node-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.node-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 12px;
  padding-left: 12px;
  border-left: 2px solid var(--gold);
}

.node-date {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
  grid-column: 1;
  grid-row: 1;
}

.node-name {
  font-size: 15px;
  font-weight: 700;
  grid-column: 2;
  grid-row: 1;
}

.node-summary {
  grid-column: 1 / -1;
  grid-row: 2;
  margin: 0;
  font-size: 14px;
  color: var(--slate);
  max-width: none;
}

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

.entry-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}

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

.entry-item .entry-title {
  font-size: 16px;
  font-family: var(--font-serif);
  color: var(--ink-900);
  flex: 1 1 auto;
  min-width: 0;
}

.entry-item .entry-title:hover {
  color: var(--cinnabar);
}

.entry-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 6px;
  line-height: 1.7;
}

/* 属性表示例 */
.attributes .attr-table {
  background: var(--paper-000);
}

/* 教程路径 */
.path-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}

.path-item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.path-index {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--cinnabar);
  line-height: 1.4;
}

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

.path-name {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 4px;
}

.path-pre {
  font-size: 14px;
  color: var(--slate);
  margin-bottom: 6px;
  max-width: 70ch;
}

.path-link {
  font-size: 14px;
  color: var(--cinnabar);
}

.path-link::after {
  content: " →";
}

/* 协作说明三栏 */
.collab-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.collab-col {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-top: 3px solid var(--ink-800);
  border-radius: var(--radius);
  padding: 20px;
  min-width: 0;
}

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

.collab-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.collab-list li {
  font-size: 14px;
  color: var(--ink-800);
  padding-left: 14px;
  position: relative;
}

.collab-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 1px;
}

.collab-more {
  margin-top: 20px;
  font-size: 15px;
}

/* --------------------------------------------------------------------------
   pages — 作品索引
   -------------------------------------------------------------------------- */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: var(--gap);
  align-items: start;
}

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

.side-column,
.page-sidebar,
.content-aside {
  min-width: 0;
}

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

.group-nav-item {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  min-width: 0;
}

.group-nav-item:hover {
  border-color: var(--cinnabar);
}

.group-link {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
  margin-right: 8px;
}

.group-link:hover {
  color: var(--cinnabar);
}

.group-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
}

.group-scope {
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--slate);
  max-width: none;
}

.entry-list.section {
  padding: 32px 0;
}

.entry-card {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
  transition: border-color 0.15s ease;
}

.entry-card:hover {
  border-color: var(--cinnabar);
}

.entry-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  margin-bottom: 8px;
}

.entry-head .entry-title {
  font-size: 19px;
  line-height: 1.45;
}

.entry-summary {
  font-size: 15px;
  color: var(--ink-800);
  margin-bottom: 12px;
  max-width: 68ch;
}

.entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.tag-theme {
  border-color: #b9cfd9;
  color: #3f5f70;
  background: #eef4f7;
}

.tag-length {
  border-color: var(--line);
  color: var(--slate);
}

.entry-link {
  font-size: 14px;
  color: var(--cinnabar);
}

.entry-link::after {
  content: " →";
}

.attribute-table .data-table {
  background: var(--paper-000);
}

.entry-figure img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.side-figure img,
.sidebar-figure img,
.aside-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.side-block,
.prereq-card,
.check-card,
.aside-block {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-top: 20px;
}

.side-title,
.sidebar-title,
.aside-title {
  font-size: 16px;
  line-height: 1.4;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.side-desc,
.sidebar-note {
  font-size: 14px;
  color: var(--slate);
  margin-bottom: 12px;
}

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

.side-item {
  font-size: 14px;
  color: var(--ink-800);
  padding-left: 12px;
  border-left: 2px solid var(--line);
}

.side-item strong {
  color: var(--ink-900);
}

.related-bar,
.related-links {
  margin-top: 32px;
  padding: 16px 20px;
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  font-size: 14px;
}

.related-title {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--slate);
  margin: 0;
  flex: 0 0 auto;
}

.related-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.related-list a,
.related-links-item {
  font-size: 14px;
  color: var(--cinnabar);
}

.related-links-label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

/* --------------------------------------------------------------------------
   pages — 入门指南
   -------------------------------------------------------------------------- */

.page-hero-inner {
  min-width: 0;
}

.section-inner {
  max-width: 100%;
}

.section-path .path-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.path-step {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 16px;
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.path-step-num {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--cinnabar);
  line-height: 1.3;
}

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

.path-step-title {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 6px;
}

.path-step-action {
  font-size: 15px;
  color: var(--ink-800);
  margin-bottom: 8px;
  max-width: 70ch;
}

.path-step-check {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
  max-width: 70ch;
}

.section-media {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

.section-media img {
  width: 100%;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

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

.prep-col {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  min-width: 0;
}

.prep-col-title {
  font-size: 17px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.prep-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.prep-list li {
  font-size: 14px;
  color: var(--ink-800);
  padding-left: 14px;
  position: relative;
}

.prep-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--slate);
  border-radius: 1px;
}

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

.pick-card {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pick-card-title {
  font-size: 17px;
}

.pick-card-text {
  font-size: 15px;
  color: var(--ink-800);
  margin: 0;
  max-width: none;
}

.pick-card-tip {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  padding: 8px 12px;
  background: #faf6ee;
  border-left: 2px solid var(--gold);
  max-width: none;
}

.pick-card-link {
  font-size: 14px;
  color: var(--cinnabar);
  align-self: flex-start;
  margin-top: auto;
}

.pick-card-link::after {
  content: " →";
}

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

.next-item {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  min-width: 0;
}

.next-link {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
  margin-bottom: 4px;
}

.next-link:hover {
  color: var(--cinnabar);
}

.next-desc {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  max-width: 70ch;
}

/* --------------------------------------------------------------------------
   pages — 写作任务
   -------------------------------------------------------------------------- */

.task-list .task-card {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
  min-width: 0;
  transition: border-color 0.15s ease;
}

.task-list .task-card:hover {
  border-color: var(--cinnabar);
}

.task-card-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.task-index {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--cinnabar);
  line-height: 1.3;
}

.task-name {
  font-size: 18px;
  line-height: 1.5;
}

.task-goal {
  font-size: 15px;
  color: var(--ink-800);
  margin-bottom: 6px;
  max-width: 68ch;
}

.task-prereq {
  font-size: 14px;
  color: var(--slate);
  margin-bottom: 10px;
  max-width: 68ch;
}

.task-anchor {
  font-size: 14px;
  color: var(--cinnabar);
}

.task-anchor::after {
  content: " ↓";
}

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

.step-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.step-item .step-num {
  grid-column: 1;
  grid-row: 1 / span 3;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cinnabar);
  line-height: 1.5;
}

.step-item .step-title {
  grid-column: 2;
  font-size: 17px;
  line-height: 1.5;
  margin-bottom: 4px;
}

.step-item .step-action {
  grid-column: 2;
  font-size: 15px;
  color: var(--ink-800);
  margin: 0 0 4px;
  max-width: 68ch;
}

.step-item .step-output {
  grid-column: 2;
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  max-width: 68ch;
}

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

.order-item {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-left: 3px solid var(--ink-800);
  border-radius: var(--radius);
  padding: 16px 18px;
  min-width: 0;
}

.order-title {
  font-size: 16px;
  margin-bottom: 4px;
}

.order-text {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  max-width: 70ch;
}

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

.prereq-item {
  min-width: 0;
}

.prereq-item a {
  font-size: 15px;
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--ink-900);
}

.prereq-item a:hover {
  color: var(--cinnabar);
}

.prereq-desc {
  font-size: 13px;
  color: var(--slate);
  margin: 2px 0 0;
  max-width: none;
}

.check-card .check-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.check-card .check-item {
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  min-width: 0;
}

.check-name {
  font-size: 15px;
  margin-bottom: 4px;
}

.check-point {
  font-size: 13px;
  color: var(--ink-800);
  margin: 0 0 4px;
  max-width: none;
}

.check-fail {
  font-size: 13px;
  color: var(--slate);
  margin: 0;
  max-width: none;
}

/* --------------------------------------------------------------------------
   pages — 常见错误
   -------------------------------------------------------------------------- */

.symptom-bar .symptom-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.symptom-item {
  min-width: 0;
}

.symptom-link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 12px;
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink-900);
}

.symptom-link:hover {
  border-color: var(--cinnabar);
  text-decoration: none;
}

.symptom-name {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
}

.symptom-hint {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.6;
}

.error-faq .faq-item {
  margin-bottom: 10px;
}

.faq-summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

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

.faq-symptom {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-900);
  line-height: 1.5;
}

.faq-arrow {
  font-family: var(--font-mono);
  color: var(--slate);
  flex: 0 0 auto;
}

.faq-arrow::before {
  content: "＋";
}

.faq-item[open] .faq-arrow::before {
  content: "－";
  color: var(--cinnabar);
}

.faq-body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--line);
}

.faq-cause,
.faq-fix {
  margin-top: 14px;
  min-width: 0;
}

.faq-subtitle {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
  margin-bottom: 6px;
}

.faq-cause p {
  font-size: 15px;
  color: var(--ink-800);
  margin: 0;
  max-width: 70ch;
}

.fix-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fix-list li {
  font-size: 15px;
  color: var(--ink-800);
  padding-left: 14px;
  position: relative;
  max-width: 70ch;
}

.fix-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--cinnabar);
  border-radius: 1px;
}

.faq-link {
  margin: 12px 0 0;
  font-size: 14px;
}

.article-media {
  max-width: var(--wrap);
  margin: 32px auto;
  padding: 0 20px;
}

.article-media img {
  width: 100%;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.self-check .check-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.self-check .check-item {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  min-width: 0;
}

.check-title {
  font-size: 16px;
  margin-bottom: 6px;
}

.check-desc {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  max-width: none;
}

/* --------------------------------------------------------------------------
   pages — 进阶技巧
   -------------------------------------------------------------------------- */

.page-shell {
  display: block;
}

.page-head {
  margin-bottom: 32px;
}

.page-type-tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cinnabar);
  border: 1px solid var(--cinnabar);
  border-radius: var(--radius);
}

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

.viewpoint-col {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  min-width: 0;
}

.col-title {
  font-size: 17px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.viewpoint-item {
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
  min-width: 0;
}

.viewpoint-item:first-of-type {
  padding-top: 0;
}

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

.viewpoint-name {
  font-size: 16px;
  line-height: 1.5;
  margin-bottom: 4px;
}

.viewpoint-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate);
  margin: 0 0 4px;
  max-width: none;
}

.viewpoint-note {
  font-size: 14px;
  color: var(--ink-800);
  margin: 0;
  max-width: none;
}

.content-figure {
  max-width: var(--wrap);
  margin: 32px auto;
  padding: 0 20px;
}

.content-figure img {
  width: 100%;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.revision-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.revision-card {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-top: 3px solid var(--ink-800);
  border-radius: var(--radius);
  padding: 20px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.revision-round {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
  margin: 0;
  max-width: none;
}

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

.revision-goal {
  font-size: 14px;
  color: var(--ink-800);
  margin: 0;
  max-width: none;
}

.revision-checks {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 0;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
}

.revision-checks li {
  font-size: 13px;
  color: var(--ink-800);
  padding-left: 12px;
  position: relative;
}

.revision-checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  background: var(--gold);
  border-radius: 1px;
}

.revision-output {
  font-size: 13px;
  color: var(--slate);
  margin: 0;
  max-width: none;
}

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

.boundary-item {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 16px 18px;
  min-width: 0;
}

.boundary-name {
  font-size: 16px;
  margin-bottom: 4px;
}

.boundary-text {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  max-width: none;
}

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

.linkage-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  min-width: 0;
}

.linkage-item a {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
}

.linkage-item a:hover {
  color: var(--cinnabar);
}

.linkage-note {
  font-size: 14px;
  color: var(--slate);
}

/* --------------------------------------------------------------------------
   pages — 版本与帮助
   -------------------------------------------------------------------------- */

.layout-shell {
  grid-template-columns: minmax(0, 1fr) 320px;
}

.section-block {
  padding: 32px 0;
  border-top: 1px solid var(--line);
}

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

.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 2px solid var(--line);
  padding-left: 20px;
}

.timeline-item {
  position: relative;
  padding: 0 0 24px;
  min-width: 0;
}

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

.timeline-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--paper-100);
  border: 2px solid var(--gold);
  border-radius: 50%;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
  margin: 0 0 2px;
  max-width: none;
}

.timeline-title {
  font-size: 17px;
  line-height: 1.5;
  margin-bottom: 4px;
}

.timeline-summary {
  font-size: 14px;
  color: var(--ink-800);
  margin: 0 0 8px;
  max-width: 68ch;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.timeline-tags li {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 6px;
  line-height: 1.7;
}

.change-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.change-card {
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  min-width: 0;
}

.change-title {
  font-size: 16px;
  margin-bottom: 6px;
}

.change-text {
  font-size: 14px;
  color: var(--ink-800);
  margin: 0 0 8px;
  max-width: none;
}

.change-scope {
  font-size: 13px;
  color: var(--slate);
  margin: 0;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
  max-width: none;
}

.aside-subtitle {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--cinnabar);
  margin: 14px 0 8px;
}

.aside-subtitle:first-of-type {
  margin-top: 0;
}

.aside-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.aside-list li {
  font-size: 13px;
  color: var(--ink-800);
  padding-left: 12px;
  position: relative;
  max-width: none;
}

.aside-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  background: var(--slate);
  border-radius: 1px;
}

.aside-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.aside-links a {
  font-size: 14px;
  color: var(--cinnabar);
}

/* --------------------------------------------------------------------------
   pages — 404
   -------------------------------------------------------------------------- */

.error-main {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 64px 20px 48px;
}

.error-panel {
  max-width: 640px;
  padding: 32px;
  background: var(--paper-000);
  border: 1px solid var(--line);
  border-top: 3px solid var(--cinnabar);
  border-radius: var(--radius);
}

.error-code {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cinnabar);
  margin: 0 0 12px;
}

.error-title {
  font-size: clamp(26px, 4vw, 36px);
  line-height: 1.3;
  margin-bottom: 16px;
}

.error-text {
  font-size: 15px;
  color: var(--ink-800);
  max-width: 60ch;
}

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

.error-panel .btn-ghost {
  color: var(--ink-900);
  border-color: var(--line);
}

.error-panel .btn-ghost:hover {
  border-color: var(--ink-900);
  color: var(--ink-900);
}

.error-links {
  margin-top: 40px;
}

.error-links-title {
  font-size: 18px;
  margin-bottom: 12px;
}

.error-link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 15px;
}

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

@media (max-width: 960px) {
  .site-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    margin-left: 0;
    background: var(--ink-900);
    border-bottom: 1px solid var(--line-dark);
    padding: 8px 20px 16px;
    z-index: 50;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    display: none;
  }

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

  .nav-link {
    min-height: 48px;
    padding: 0 12px;
    font-size: 15px;
    border-radius: var(--radius);
  }

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

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

  .hero-media img {
    aspect-ratio: 16 / 9;
  }

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

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

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

  .page-sidebar,
  .side-column,
  .content-aside {
    order: 2;
  }

  .page-main-col,
  .main-column,
  .content-main {
    order: 1;
  }

  .viewpoint-grid,
  .revision-steps,
  .change-grid,
  .self-check .check-list,
  .boundary-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .symptom-bar .symptom-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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

  .header-inner {
    height: 64px;
    gap: 12px;
  }

  .site-nav {
    top: 64px;
  }

  .brand-name {
    font-size: 19px;
  }

  .brand-sub {
    font-size: 10px;
  }

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

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

  .breadcrumb {
    padding-top: 16px;
  }

  .page-header {
    padding: 28px 0 20px;
    margin-bottom: 28px;
  }

  .page-title {
    font-size: 26px;
    line-height: 1.3;
  }

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

  .hero-archive {
    padding: 28px 0 28px;
  }

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

  .hero-copy h1 {
    font-size: 26px;
  }

  .hero-actions {
    gap: 10px;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
  }

  .content-media,
  .section-media,
  .article-media,
  .content-figure {
    padding: 0 16px;
  }

  .content-media img,
  .section-media img,
  .article-media img,
  .content-figure img {
    aspect-ratio: 16 / 9;
  }

  .anchor-list {
    padding: 0 16px;
  }

  .home-main > .section {
    padding-left: 16px;
    padding-right: 16px;
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .section {
    padding: 32px 0;
  }

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

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

  .collab-grid,
  .prep-columns,
  .pick-grid,
  .viewpoint-grid,
  .revision-steps,
  .change-grid,
  .self-check .check-list,
  .boundary-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .group-nav .group-nav-list {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
  }

  .group-nav-item {
    flex: 0 0 240px;
  }

  .symptom-bar .symptom-list {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
  }

  .symptom-item {
    flex: 0 0 200px;
  }

  .path-item,
  .path-step {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 12px;
  }

  .path-index,
  .path-step-num {
    font-size: 18px;
  }

  .step-item {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 2px 12px;
  }

  .step-item .step-num {
    font-size: 16px;
  }

  .entry-card,
  .task-list .task-card {
    padding: 16px;
  }

  .entry-head .entry-title {
    font-size: 17px;
  }

  .attr-table,
  .data-table {
    min-width: 560px;
    font-size: 14px;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding: 36px 16px 24px;
  }

  .footer-bottom {
    padding: 16px 16px 28px;
  }

  .error-main {
    padding: 36px 16px 32px;
  }

  .error-panel {
    padding: 22px;
  }

  .related-bar,
  .related-links {
    padding: 14px 16px;
  }
}

@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;
  }
}

/* 程序验收反馈：修复网格孤项 */
@media (min-width: 769px) {
  .genre-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 程序验收反馈：移动端防溢出 */
@media (max-width: 768px) {
  .site-main,
  .site-main * {
    min-width: 0;
    max-width: 100%;
  }

  .site-main :is(h1, h2, h3, h4, p, a, span) {
    overflow-wrap: anywhere;
  }
}