/* ==========================================================================
   九九电影院 · jntljx.cn
   全站样式表
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base · 基础重置与全站变量
   -------------------------------------------------------------------------- */

:root {
  --c-accent: #d2691e;
  --c-accent-dark: #a9511a;
  --c-ink: #2f2a26;
  --c-ink-soft: #5b524a;
  --c-ink-mute: #857a6f;
  --c-bg: #faf7f2;
  --c-bg-alt: #efe9e1;
  --c-bg-card: #fffdfa;
  --c-line: #ded5c9;
  --c-line-strong: #c9bcac;
  --c-green: #3f5d4a;
  --c-brick: #a63d2f;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow-soft: 0 1px 2px rgba(47, 42, 38, 0.06);
  --shadow-card: 0 2px 6px rgba(47, 42, 38, 0.08);
  --width-home: 1180px;
  --width-inner: 980px;
  --font-stack: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC",
    "Noto Sans CJK SC", "WenQuanYi Micro Hei", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --font-mono: "SFMono-Regular", "JetBrains Mono", Consolas, "Liberation Mono", Menlo, monospace;
}

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

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

body {
  margin: 0;
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-ink);
  background-color: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-ink);
}

p {
  margin: 0;
}

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

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

a:hover,
a:focus-visible {
  color: var(--c-accent-dark);
}

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

figure {
  margin: 0;
}

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

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

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

/* --------------------------------------------------------------------------
   layout · 全站骨架（页头 / 导航 / 主容器 / 面包屑 / 页脚）
   -------------------------------------------------------------------------- */

.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.75;
}

/* 顶部信息条（仅首页） */
.topbar {
  background-color: var(--c-ink);
  color: #f3ece3;
  font-size: 13px;
}

.topbar-inner {
  max-width: var(--width-home);
  margin: 0 auto;
  padding: 7px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  align-items: baseline;
  justify-content: space-between;
}

.topbar-text {
  margin: 0;
  color: #f7f1e9;
}

.topbar-note {
  margin: 0;
  color: #cbbfae;
  font-size: 12px;
}

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

.header-inner {
  max-width: var(--width-home);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--c-ink);
  flex-shrink: 0;
}

.brand:hover,
.brand:focus-visible {
  color: var(--c-ink);
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background-color: var(--c-accent);
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  line-height: 34px;
  text-align: center;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-name {
  font-size: 19px;
  font-weight: 700;
  color: var(--c-ink);
}

.brand-slogan {
  font-size: 12px;
  color: var(--c-ink-mute);
}

/* 导航 */
.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-item {
  list-style: none;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  font-size: 15px;
  color: var(--c-ink-soft);
  border-radius: var(--radius-sm);
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--c-accent);
  background-color: var(--c-bg-alt);
}

.nav-link.is-current {
  color: var(--c-accent);
  font-weight: 700;
  border-bottom-color: var(--c-accent);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  flex-direction: column;
  justify-content: space-between;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-line);
  background-color: var(--c-bg-card);
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--c-ink);
  border-radius: 2px;
}

/* 主容器 */
.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.home-main {
  max-width: var(--width-home);
  margin: 0 auto;
  padding: 0 24px 56px;
}

.inner-main {
  max-width: var(--width-inner);
  margin: 0 auto;
  padding: 0 24px 56px;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 18px 0 0;
  font-size: 13px;
  color: var(--c-ink-mute);
}

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

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

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

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

/* 内页页面标题区 */
.page-header {
  padding: 14px 0 22px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 28px;
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--c-ink);
  line-height: 1.4;
}

.page-description {
  margin-top: 10px;
  font-size: 15px;
  color: var(--c-ink-soft);
  max-width: 72ch;
}

/* 页脚 */
.site-footer {
  background-color: var(--c-ink);
  color: #d9d0c4;
  font-size: 14px;
}

.footer-inner {
  max-width: var(--width-home);
  margin: 0 auto;
  padding: 36px 24px 22px;
}

.footer-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #f7f1e9;
  margin-bottom: 10px;
}

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

.footer-link {
  color: #cbbfae;
  font-size: 14px;
}

.footer-link:hover,
.footer-link:focus-visible {
  color: #f0b27a;
}

.footer-brand {
  padding-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: baseline;
  justify-content: space-between;
}

.footer-summary {
  margin: 0;
  color: #b6a999;
  font-size: 13px;
  max-width: 68ch;
}

.footer-copy {
  margin: 0;
  color: #8d8175;
  font-size: 12px;
}

/* --------------------------------------------------------------------------
   components · 通用组件
   -------------------------------------------------------------------------- */

/* 分区标题组 */
.section-head {
  margin-bottom: 18px;
}

.section-title {
  font-size: 21px;
  font-weight: 700;
  color: var(--c-ink);
  padding-left: 12px;
  border-left: 4px solid var(--c-accent);
  line-height: 1.4;
}

.section-desc,
.section-intro,
.section-lead {
  margin-top: 8px;
  font-size: 14px;
  color: var(--c-ink-soft);
  max-width: 76ch;
}

/* 内页通用区块 */
.section {
  margin-bottom: 40px;
}

.section > .section-title {
  margin-bottom: 6px;
}

/* 正文内嵌链接 */
.inline-link {
  color: var(--c-accent);
  border-bottom: 1px dashed var(--c-accent);
  padding-bottom: 1px;
}

.inline-link:hover,
.inline-link:focus-visible {
  color: var(--c-accent-dark);
  border-bottom-style: solid;
}

/* 图片容器 */
.section-figure,
.section-media {
  margin: 18px 0;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--c-bg-alt);
}

.section-figure img,
.section-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.section-figure figcaption,
.section-media figcaption,
.media-caption {
  padding: 8px 14px;
  font-size: 13px;
  color: var(--c-ink-mute);
  background-color: var(--c-bg-card);
  border-top: 1px solid var(--c-line);
}

/* 相关页面入口（列表型） */
.related-block .related-list,
.related-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.related-item {
  list-style: none;
}

.related-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  color: var(--c-ink);
  font-size: 14px;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.related-link:hover,
.related-link:focus-visible {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background-color: #fff8f0;
}

/* 相关页面入口（卡片型） */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.related-card {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
}

.related-name {
  font-size: 16px;
  margin-bottom: 6px;
}

.related-text {
  font-size: 14px;
  color: var(--c-ink-soft);
}

/* 误区 / 边界提示块 */
.pitfall-item,
.boundary-item {
  padding: 16px 18px;
  border-left: 4px solid var(--c-brick);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
}

.pitfall-claim,
.boundary-name {
  font-size: 16px;
  color: var(--c-brick);
  margin-bottom: 6px;
}

.pitfall-correct,
.boundary-text {
  font-size: 14px;
  color: var(--c-ink-soft);
}

.pitfall-basis {
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-green);
}

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

/* 首屏 */
.hero {
  padding: 30px 0 34px;
  border-bottom: 1px solid var(--c-line);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.hero-eyebrow {
  font-size: 13px;
  color: var(--c-accent);
  font-weight: 700;
  margin-bottom: 10px;
}

.hero-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-ink);
}

.hero-desc {
  margin-top: 14px;
  font-size: 16px;
  color: var(--c-ink-soft);
  max-width: 56ch;
}

.hero-meta {
  margin-top: 14px;
  font-size: 13px;
  color: var(--c-ink-mute);
  padding: 8px 12px;
  background-color: var(--c-bg-alt);
  border-radius: var(--radius-sm);
  display: inline-block;
}

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

.task-card {
  display: flex;
  flex-direction: column;
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.task-card:hover,
.task-card:focus-within {
  border-color: var(--c-accent);
  box-shadow: var(--shadow-card);
}

.task-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-accent);
  font-weight: 700;
}

.task-name {
  margin-top: 6px;
  font-size: 16px;
  color: var(--c-ink);
}

.task-desc {
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-ink-soft);
  flex: 1 1 auto;
}

.task-link {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-accent);
  align-self: flex-start;
  padding: 0 2px;
}

.task-link::after {
  content: " →";
  transition: transform 0.18s ease;
}

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

/* 首屏主视觉 */
.hero-media {
  margin: 26px 0 0;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--c-bg-alt);
}

.hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.hero-media figcaption {
  padding: 8px 14px;
  font-size: 13px;
  color: var(--c-ink-mute);
  background-color: var(--c-bg-card);
  border-top: 1px solid var(--c-line);
}

/* 题材频道总览表 */
.channel-overview {
  padding: 40px 0 8px;
}

.channel-table {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--c-bg-card);
}

.channel-row {
  display: grid;
  grid-template-columns: minmax(150px, 0.9fr) minmax(0, 1.5fr) minmax(0, 1.5fr) 96px;
  gap: 14px;
  align-items: center;
  padding: 12px 16px;
  border-top: 1px solid var(--c-line);
  transition: background-color 0.18s ease;
}

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

.channel-row-head {
  background-color: var(--c-bg-alt);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink-soft);
  letter-spacing: 0;
}

.channel-row:not(.channel-row-head):nth-child(even) {
  background-color: #fdfbf7;
}

.channel-row:not(.channel-row-head):hover {
  background-color: #fff6ec;
}

.channel-cell {
  min-width: 0;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.channel-cell-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ink);
}

.channel-cell-enter {
  text-align: right;
}

.row-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-accent);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.row-link::after {
  content: " →";
}

.channel-row:hover .row-link {
  border-color: var(--c-accent);
  background-color: #fff3e4;
}

/* 专题合集精选 */
.topic-picks {
  padding: 40px 0 8px;
}

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

.topic-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-bg-card);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.topic-card:hover,
.topic-card:focus-within {
  border-color: var(--c-accent);
  box-shadow: var(--shadow-card);
}

.topic-card .topic-media {
  border-bottom: 1px solid var(--c-line);
  background-color: var(--c-bg-alt);
}

.topic-card .topic-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.topic-card .topic-name {
  padding: 14px 16px 0;
  font-size: 17px;
}

.topic-card .topic-judge {
  padding: 8px 16px 0;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.topic-card .topic-scale {
  padding: 8px 16px 0;
  font-size: 13px;
  color: var(--c-ink-mute);
}

.topic-card .topic-link {
  margin: 12px 16px 16px;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-accent);
  align-self: flex-start;
}

.topic-card .topic-link::after {
  content: " →";
  transition: transform 0.18s ease;
}

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

/* 整理记录 + 观影指引 双栏 */
.home-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  padding: 40px 0 8px;
}

.records {
  min-width: 0;
}

.record-group {
  margin-bottom: 20px;
}

.record-month {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ink);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 8px;
}

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

.record-row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px dashed var(--c-line);
  font-size: 14px;
}

.record-row:last-child {
  border-bottom: 0;
}

.record-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-ink-mute);
}

.record-scope {
  color: var(--c-ink-soft);
  min-width: 0;
}

.record-type {
  font-size: 12px;
  color: var(--c-green);
  border: 1px solid var(--c-green);
  border-radius: var(--radius-sm);
  padding: 1px 8px;
  white-space: nowrap;
}

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

.guide-groups {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.guide-group {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-accent);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
}

.guide-name {
  font-size: 15px;
  color: var(--c-ink);
  margin-bottom: 6px;
}

.guide-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.guide-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.guide-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--c-accent);
}

.guide-more {
  margin-top: 14px;
  font-size: 14px;
}

/* 站内页面索引 */
.page-index {
  padding: 40px 0 8px;
}

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

.index-col {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
  transition: border-color 0.18s ease;
}

.index-col:hover {
  border-color: var(--c-accent);
}

.index-name {
  font-size: 16px;
  margin-bottom: 6px;
}

.index-link {
  color: var(--c-ink);
}

.index-link:hover,
.index-link:focus-visible {
  color: var(--c-accent);
}

.index-desc {
  font-size: 13px;
  color: var(--c-ink-soft);
}

/* --------------------------------------------------------------------------
   pages · 题材频道（pindao）
   -------------------------------------------------------------------------- */

.page-pindao .summary-block {
  margin-bottom: 40px;
}

.page-pindao .summary-text {
  font-size: 15px;
  color: var(--c-ink-soft);
  margin-top: 10px;
  max-width: 76ch;
}

.direction-block {
  margin-bottom: 40px;
}

.direction-table {
  margin-top: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--c-bg-card);
}

.direction-caption,
.field-caption {
  caption-side: top;
  text-align: left;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--c-ink-mute);
  background-color: var(--c-bg-alt);
  border-bottom: 1px solid var(--c-line);
}

.direction-table thead th {
  padding: 11px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink-soft);
  text-align: left;
  background-color: var(--c-bg-alt);
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.direction-row td,
.direction-row th {
  padding: 12px 14px;
  font-size: 14px;
  color: var(--c-ink-soft);
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

.direction-row:last-child td,
.direction-row:last-child th {
  border-bottom: 0;
}

.direction-row:nth-child(even) td,
.direction-row:nth-child(even) th {
  background-color: #fdfbf7;
}

.direction-row:hover td,
.direction-row:hover th {
  background-color: #fff6ec;
}

.direction-table tbody .direction-name {
  font-weight: 700;
  color: var(--c-ink);
  font-size: 15px;
  white-space: nowrap;
}

.direction-enter {
  white-space: nowrap;
}

.table-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-accent);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

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

.table-link:hover,
.table-link:focus-visible {
  border-color: var(--c-accent);
  background-color: #fff3e4;
}

.method-block {
  margin-bottom: 40px;
}

.method-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 16px;
}

.method-column {
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
}

.method-name {
  font-size: 16px;
  color: var(--c-ink);
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--c-line);
}

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

.method-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.method-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--c-accent);
}

.pitfall-block {
  margin-bottom: 40px;
}

.pitfall-block .pitfall-item {
  margin-top: 14px;
}

/* --------------------------------------------------------------------------
   pages · 专题合集（zhuanti）
   -------------------------------------------------------------------------- */

.page-zhuanti .section-conclusion {
  padding: 18px 20px;
  background-color: var(--c-bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
}

.page-zhuanti .conclusion-list {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-zhuanti .conclusion-item {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.page-zhuanti .conclusion-list > .conclusion-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--c-accent);
}

.page-zhuanti .section-note {
  margin-top: 12px;
  font-size: 14px;
}

/* 专题明细行 */
.section-topics {
  margin-bottom: 40px;
}

.topic-row {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 20px;
  padding: 18px 0;
  border-top: 1px solid var(--c-line);
}

.topic-row:last-child {
  border-bottom: 1px solid var(--c-line);
}

.topic-row .topic-media {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--c-bg-alt);
}

.topic-row .topic-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

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

.topic-body .topic-name {
  font-size: 17px;
  color: var(--c-ink);
}

.topic-judgement {
  margin-top: 6px;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.topic-fields {
  margin: 10px 0 0;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 6px 14px;
  font-size: 14px;
}

.topic-field-name {
  color: var(--c-ink-mute);
  font-weight: 400;
}

.topic-field-value {
  margin: 0;
  color: var(--c-ink-soft);
  min-width: 0;
}

/* 专题使用说明 */
.usage-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  counter-reset: usage;
}

.usage-item {
  position: relative;
  padding: 14px 18px 14px 52px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  counter-increment: usage;
}

.usage-item::before {
  content: counter(usage);
  position: absolute;
  left: 16px;
  top: 14px;
  width: 24px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  border-radius: 50%;
  background-color: var(--c-accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

.usage-title {
  font-size: 15px;
  color: var(--c-ink);
  margin-bottom: 4px;
}

.usage-text {
  font-size: 14px;
  color: var(--c-ink-soft);
}

/* 收录边界 */
.page-zhuanti .section-boundary .boundary-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-zhuanti .boundary-name--extra {
  display: block;
  font-size: 16px;
  color: var(--c-brick);
  margin-bottom: 6px;
}

/* 下一步入口 */
.section-next {
  margin-bottom: 8px;
}

.next-list {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.next-item {
  list-style: none;
}

.next-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  color: var(--c-ink);
  font-size: 14px;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.next-link:hover,
.next-link:focus-visible {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background-color: #fff8f0;
}

/* --------------------------------------------------------------------------
   pages · 观影指引（zhiyin）
   -------------------------------------------------------------------------- */

.page-zhiyin .section-conclusion .conclusion-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.page-zhiyin .section-conclusion .conclusion-item {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
}

.page-zhiyin .section-conclusion .conclusion-item::before {
  content: none;
}

.page-zhiyin .conclusion-name {
  font-size: 15px;
  color: var(--c-ink);
  margin-bottom: 6px;
}

.page-zhiyin .conclusion-text {
  font-size: 14px;
  color: var(--c-ink-soft);
}

/* 准备清单 */
.checklist-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.checklist-group {
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-top: 4px solid var(--c-accent);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
}

.checklist-name {
  font-size: 16px;
  color: var(--c-ink);
  margin-bottom: 8px;
}

.checklist-items {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.checklist-item {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.checklist-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 12px;
  height: 12px;
  border: 1px solid var(--c-line-strong);
  border-radius: 3px;
  background-color: var(--c-bg-alt);
}

/* 问题自查顺序 */
.troubleshoot-list {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 0;
  counter-reset: troubleshoot;
  border-left: 2px solid var(--c-line-strong);
  padding-left: 0;
}

.troubleshoot-step {
  position: relative;
  padding: 0 0 20px 26px;
  counter-increment: troubleshoot;
}

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

.troubleshoot-step::before {
  content: counter(troubleshoot);
  position: absolute;
  left: -13px;
  top: 2px;
  width: 24px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  border-radius: 50%;
  background-color: var(--c-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.troubleshoot-step .step-name {
  font-size: 15px;
  color: var(--c-ink);
  margin-bottom: 4px;
}

.troubleshoot-step .step-check {
  font-size: 14px;
  color: var(--c-ink-soft);
}

.troubleshoot-step .step-result {
  margin-top: 4px;
  font-size: 13px;
  color: var(--c-green);
}

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

.faq-item {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 10px 40px 10px 16px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ink);
  cursor: pointer;
  position: relative;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--c-accent);
  font-weight: 700;
}

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

.faq-item[open] .faq-question {
  background-color: var(--c-bg-alt);
}

.faq-question:hover {
  color: var(--c-accent);
}

.faq-answer {
  padding: 12px 16px 16px;
  font-size: 14px;
  color: var(--c-ink-soft);
  border-top: 1px solid var(--c-line);
}

/* --------------------------------------------------------------------------
   pages · 字段与收录说明（shuoming）
   -------------------------------------------------------------------------- */

/* 主内容在前、侧栏在后；桌面端两栏，正文宽于侧栏 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 32px;
  align-items: start;
}

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

.content-section {
  margin-bottom: 40px;
}

.field-table {
  margin-top: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--c-bg-card);
}

.field-table thead th {
  padding: 11px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink-soft);
  text-align: left;
  background-color: var(--c-bg-alt);
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.field-table tbody th,
.field-table tbody td {
  padding: 12px 14px;
  font-size: 14px;
  color: var(--c-ink-soft);
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

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

.field-table tbody tr:nth-child(even) th,
.field-table tbody tr:nth-child(even) td {
  background-color: #fdfbf7;
}

.field-table tbody th {
  font-weight: 700;
  color: var(--c-ink);
  white-space: nowrap;
}

/* 收录范围 */
.scope-list {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.scope-item {
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
}

.scope-name {
  font-size: 15px;
  color: var(--c-ink);
  margin-bottom: 6px;
}

.scope-text {
  font-size: 14px;
  color: var(--c-ink-soft);
}

/* 边界说明 */
.page-content .section-boundary .boundary-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* 侧栏 */
.page-aside {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.aside-section {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
}

.aside-title {
  font-size: 16px;
  color: var(--c-ink);
  padding-bottom: 8px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--c-line);
}

.aside-intro {
  font-size: 14px;
  color: var(--c-ink-soft);
  margin-bottom: 10px;
}

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

.record-rule-item {
  position: relative;
  padding-left: 26px;
  counter-increment: rule;
}

.record-rule-item::before {
  content: counter(rule);
  position: absolute;
  left: 0;
  top: 3px;
  width: 18px;
  height: 18px;
  line-height: 18px;
  text-align: center;
  border-radius: 50%;
  background-color: var(--c-bg-alt);
  border: 1px solid var(--c-line-strong);
  color: var(--c-ink-soft);
  font-size: 11px;
  font-weight: 700;
}

.record-rule-name {
  font-size: 14px;
  color: var(--c-ink);
  margin-bottom: 2px;
}

.record-rule-text {
  font-size: 13px;
  color: var(--c-ink-soft);
}

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

.aside-link-item {
  list-style: none;
}

.aside-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  color: var(--c-accent);
}

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

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

.error-main {
  max-width: var(--width-inner);
  margin: 0 auto;
  padding: 48px 24px 56px;
}

.error-panel {
  padding: 32px 28px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-bg-card);
  box-shadow: var(--shadow-soft);
  text-align: left;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
}

.error-title {
  margin-top: 12px;
  font-size: 24px;
  color: var(--c-ink);
}

.error-text {
  margin-top: 10px;
  font-size: 15px;
  color: var(--c-ink-soft);
  max-width: 60ch;
}

.error-action {
  margin-top: 20px;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  background-color: var(--c-accent);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
}

.error-action:hover,
.error-action:focus-visible {
  background-color: var(--c-accent-dark);
  color: #fff;
}

.error-routes {
  margin-top: 32px;
}

.error-routes-title {
  font-size: 18px;
  color: var(--c-ink);
  margin-bottom: 14px;
}

.error-routes-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.error-route {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background-color: var(--c-bg-card);
}

.error-route-link {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-accent);
}

.error-route-note {
  font-size: 13px;
  color: var(--c-ink-soft);
}

/* --------------------------------------------------------------------------
   responsive · 断点 1024px / 860px / 640px
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

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

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

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

  .method-columns {
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  }

  .channel-row {
    grid-template-columns: minmax(130px, 0.9fr) minmax(0, 1.4fr) minmax(0, 1.4fr) 88px;
    gap: 12px;
  }

  .topic-row {
    grid-template-columns: 180px minmax(0, 1fr);
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 24px;
  }
}

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

  .site-nav {
    flex: 0 0 auto;
    position: relative;
  }

  .nav-list {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    min-width: 208px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    background-color: var(--c-bg-card);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    z-index: 50;
  }

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

  .nav-link {
    width: 100%;
    min-height: 44px;
    padding: 0 12px;
    border-bottom: 0;
    border-left: 3px solid transparent;
  }

  .nav-link.is-current {
    border-left-color: var(--c-accent);
    background-color: var(--c-bg-alt);
  }

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

  .page-aside {
    margin-top: 0;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .topbar-inner {
    padding: 8px 16px;
  }

  .header-inner {
    padding: 10px 16px;
    gap: 12px;
  }

  .brand-slogan {
    display: none;
  }

  .home-main,
  .inner-main {
    padding: 0 16px 40px;
  }

  .hero {
    padding: 22px 0 26px;
  }

  .hero-title {
    font-size: 24px;
  }

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

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

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

  .page-title {
    font-size: 22px;
  }

  .section-title {
    font-size: 18px;
  }

  .channel-table {
    border: 0;
    background-color: transparent;
    border-radius: 0;
  }

  .channel-row-head {
    display: none;
  }

  .channel-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 14px 16px;
    margin-bottom: 12px;
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    background-color: var(--c-bg-card);
  }

  .channel-row:not(.channel-row-head):nth-child(even) {
    background-color: var(--c-bg-card);
  }

  .channel-cell-feature::before {
    content: "题材特征：";
    color: var(--c-ink-mute);
  }

  .channel-cell-organize::before {
    content: "条目组织：";
    color: var(--c-ink-mute);
  }

  .channel-cell-enter {
    text-align: left;
  }

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

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

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

  .record-type {
    justify-self: start;
  }

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

  .footer-inner {
    padding: 28px 16px 18px;
  }

  .direction-table,
  .field-table {
    display: block;
    border: 0;
    background-color: transparent;
    overflow: visible;
  }

  .direction-caption,
  .field-caption {
    display: block;
    border: 1px solid var(--c-line);
    border-radius: var(--radius) var(--radius) 0 0;
  }

  .direction-table thead,
  .field-table thead {
    display: none;
  }

  .direction-table tbody,
  .field-table tbody {
    display: block;
  }

  .direction-row,
  .field-table tbody tr {
    display: block;
    padding: 14px 16px;
    margin-bottom: 12px;
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    background-color: var(--c-bg-card);
  }

  .direction-row:nth-child(even) td,
  .direction-row:nth-child(even) th,
  .field-table tbody tr:nth-child(even) th,
  .field-table tbody tr:nth-child(even) td {
    background-color: transparent;
  }

  .direction-row td,
  .direction-row th,
  .field-table tbody th,
  .field-table tbody td {
    display: block;
    padding: 0 0 8px;
    border-bottom: 0;
  }

  .direction-row td:last-child,
  .direction-row th:last-child,
  .field-table tbody th:last-child,
  .field-table tbody td:last-child {
    padding-bottom: 0;
  }

  .direction-table tbody .direction-name,
  .field-table tbody th {
    font-size: 16px;
    margin-bottom: 6px;
    white-space: normal;
  }

  .direction-trait::before {
    content: "取向特征：";
    color: var(--c-ink-mute);
  }

  .direction-org::before {
    content: "条目组织：";
    color: var(--c-ink-mute);
  }

  .direction-scene::before {
    content: "适合场景：";
    color: var(--c-ink-mute);
  }

  .direction-enter {
    white-space: normal;
  }

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

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

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

  .topic-field-name {
    margin-top: 8px;
  }

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

  .checklist-grid,
  .scope-list,
  .related-grid,
  .error-routes-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-zhiyin .section-conclusion .conclusion-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .error-code {
    font-size: 36px;
  }

  .error-panel {
    padding: 22px 18px;
  }
}

/* --------------------------------------------------------------------------
   print · 打印样式
   -------------------------------------------------------------------------- */

@media print {
  .site-header,
  .site-nav,
  .nav-toggle,
  .topbar,
  .site-footer,
  .section-next,
  .related-block,
  .section-related,
  .faq-question::after {
    display: none !important;
  }

  body,
  .site-body {
    background: #fff;
    color: #000;
  }

  .site-main,
  .home-main,
  .inner-main,
  .error-main {
    max-width: none;
    padding: 0;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  .faq-item {
    border: 1px solid #999;
  }
}