/* ==========================================================================
   base 基础层
   ========================================================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body,
.site-body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: #1f1d1a;
  background-color: #f6f3ec;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: #2d7a72;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #1f5f58;
  text-decoration: underline;
}

ul,
ol {
  list-style: none;
}

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

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

.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 布局层
   ========================================================================== */

.site-header {
  background-color: #1f1d1a;
  border-bottom: 3px solid #e5484d;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 24px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}

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

.brand-name {
  font-size: 22px;
  font-weight: 800;
  color: #f6f3ec;
  letter-spacing: 0.02em;
}

.brand-name::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  background-color: #e5484d;
  border-radius: 2px;
  margin-right: 8px;
  vertical-align: 2px;
}

.site-main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.home-main {
  padding-top: 40px;
  padding-bottom: 64px;
}

.inner-main {
  padding-top: 32px;
  padding-bottom: 64px;
}

.site-footer {
  background-color: #1f1d1a;
  color: #c9c4ba;
  padding: 48px 0 32px;
  margin-top: 32px;
}

.footer-columns {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer-col h4 {
  color: #f6f3ec;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: 0.03em;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: #c9c4ba;
  font-size: 14px;
}

.footer-col ul li a:hover {
  color: #f3d9d1;
}

.footer-about .footer-brand {
  color: #f6f3ec;
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

.footer-about p {
  font-size: 14px;
  line-height: 1.7;
  color: #a8a297;
}

.footer-meta p {
  font-size: 13px;
  color: #8a8478;
  line-height: 1.7;
}

/* ==========================================================================
   components 组件层
   ========================================================================== */

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-list li a {
  display: block;
  padding: 8px 14px;
  color: #d8d3c8;
  font-size: 14px;
  font-weight: 500;
  border-radius: 4px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-list li a:hover {
  color: #f6f3ec;
  background-color: rgba(255, 255, 255, 0.08);
  text-decoration: none;
}

.nav-list li a.is-current {
  color: #f6f3ec;
  background-color: rgba(229, 72, 77, 0.85);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  position: relative;
  border-radius: 4px;
}

.nav-toggle:hover {
  background-color: rgba(255, 255, 255, 0.08);
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 22px;
  height: 2px;
  background-color: #f6f3ec;
  position: relative;
  transition: transform 0.2s ease;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-icon::before {
  top: -7px;
}

.nav-toggle-icon::after {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  transform: rotate(45deg);
  top: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 28px;
  font-size: 13px;
  color: #8a8478;
}

.breadcrumb a {
  color: #2d7a72;
  font-weight: 500;
}

.breadcrumb a:hover {
  color: #1f5f58;
}

.breadcrumb-sep {
  color: #b5b0a5;
  user-select: none;
}

.breadcrumb-current {
  color: #1f1d1a;
  font-weight: 600;
}

/* 页面标题区 */
.page-header {
  margin-bottom: 40px;
  border-bottom: 2px solid #e0dbd1;
  padding-bottom: 28px;
}

.page-title {
  font-size: 34px;
  font-weight: 800;
  color: #1f1d1a;
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: 0.01em;
}

.page-description,
.page-summary {
  font-size: 16px;
  color: #55504a;
  line-height: 1.75;
  max-width: 860px;
}

.page-summary {
  margin-top: 8px;
}

.page-tag,
.page-label,
.page-kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: #e5484d;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  border: 1px solid #e5484d;
  border-radius: 3px;
  padding: 2px 10px;
  background-color: #f3d9d1;
}

/* 区块标题 */
.section-title {
  font-size: 24px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 12px;
  line-height: 1.4;
}

.section-intro {
  font-size: 15px;
  color: #55504a;
  margin-bottom: 24px;
  max-width: 860px;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  border-bottom: 1px solid #e0dbd1;
  padding-bottom: 12px;
}

.section-heading h2 {
  font-size: 26px;
  font-weight: 700;
  color: #1f1d1a;
  line-height: 1.3;
}

.section-note {
  font-size: 14px;
  color: #8a8478;
  text-align: right;
  flex-shrink: 0;
}

/* 通用图片容器 */
.card-media,
.hero-figure,
.step-media,
.entry-media,
.content-media {
  overflow: hidden;
  background-color: #e7e2d8;
  border-radius: 6px;
}

.card-media img,
.step-media img,
.entry-media img,
.content-media img {
  width: 100%;
  object-fit: cover;
}

.hero-figure img {
  width: 100%;
  object-fit: cover;
}

figcaption {
  font-size: 13px;
  color: #8a8478;
  padding-top: 8px;
  line-height: 1.6;
}

/* 标签 */
.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: #2d7a72;
  background-color: rgba(45, 122, 114, 0.1);
  border: 1px solid rgba(45, 122, 114, 0.3);
  border-radius: 3px;
  padding: 2px 8px;
  line-height: 1.6;
  white-space: nowrap;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* 文字链接 */
.text-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: #2d7a72;
  border-bottom: 1px solid transparent;
}

.text-link:hover {
  color: #1f5f58;
  border-bottom-color: #1f5f58;
  text-decoration: none;
}

/* 路径提示条 */
.path-note {
  background-color: #efe9dd;
  border-left: 3px solid #2d7a72;
  padding: 20px 24px;
  margin-top: 40px;
  border-radius: 0 6px 6px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.path-note p {
  font-size: 15px;
  color: #1f1d1a;
  line-height: 1.7;
}

.path-note a {
  font-weight: 600;
  color: #2d7a72;
}

/* 相关链接 */
.related-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #e0dbd1;
}

.related-links-label {
  font-size: 14px;
  font-weight: 700;
  color: #1f1d1a;
}

.related-links-item {
  font-size: 14px;
  font-weight: 500;
  color: #2d7a72;
  padding: 4px 14px;
  border: 1px solid rgba(45, 122, 114, 0.4);
  border-radius: 20px;
}

.related-links-item:hover {
  background-color: rgba(45, 122, 114, 0.08);
  text-decoration: none;
}

/* 表格通用 */
.table-wrapper,
.exception-table-wrap,
.comparison-table-wrap {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: 16px;
}

table th,
table td {
  padding: 12px 16px;
  text-align: left;
  font-size: 14px;
  line-height: 1.6;
  border-bottom: 1px solid #e7e2d8;
  vertical-align: top;
}

table thead th {
  background-color: #f0ece3;
  font-weight: 700;
  color: #1f1d1a;
  border-bottom: 2px solid #d8d2c5;
  white-space: nowrap;
}

table tbody tr:last-child td,
table tbody tr:last-child th {
  border-bottom: none;
}

/* 交互增强 */
.archive-card .card-media img,
.channel-type-card .card-media img,
.entry-media img,
.step-media img {
  transition: transform 0.3s ease;
}

.archive-card:hover .card-media img,
.channel-type-card:hover .card-media img {
  transform: scale(1.03);
}

/* ==========================================================================
   pages 页面层 — 首页
   ========================================================================== */

/* 首屏定位区 */
.hero-section {
  margin-bottom: 56px;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-copy h1 {
  font-size: 36px;
  font-weight: 800;
  color: #1f1d1a;
  line-height: 1.35;
  margin-bottom: 18px;
  letter-spacing: 0.01em;
}

.hero-intro {
  font-size: 16px;
  color: #55504a;
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 520px;
}

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

.hero-link {
  display: inline-block;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 600;
  background-color: #e5484d;
  color: #fff;
  border-radius: 4px;
  border: 1px solid #e5484d;
  transition: background-color 0.2s ease;
}

.hero-link:hover {
  background-color: #c93a3f;
  color: #fff;
  text-decoration: none;
}

.hero-link-secondary {
  background-color: transparent;
  color: #2d7a72;
  border-color: #2d7a72;
}

.hero-link-secondary:hover {
  background-color: rgba(45, 122, 114, 0.08);
  color: #1f5f58;
}

.hero-figure {
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(31, 29, 26, 0.08);
}

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

/* 首页通用 section */
.home-section {
  margin-bottom: 56px;
}

/* 月度片单预览 */
.archive-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 20px;
}

.archive-card {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
}

.archive-card:hover {
  box-shadow: 0 6px 24px rgba(31, 29, 26, 0.08);
}

.archive-card .card-media img {
  aspect-ratio: 16 / 10;
}

.archive-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1f1d1a;
  padding: 16px 18px 6px;
  line-height: 1.5;
}

.archive-card .tag-list {
  padding: 0 18px 8px;
}

.archive-card .card-reason {
  padding: 4px 18px 18px;
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
  flex-grow: 1;
}

.archive-link {
  text-align: right;
  font-size: 14px;
}

/* 频道标签带 */
.channel-tags h2 {
  font-size: 26px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 8px;
}

.channel-tags > p {
  font-size: 15px;
  color: #55504a;
  margin-bottom: 20px;
}

.tag-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-pills li a {
  display: inline-block;
  padding: 7px 18px;
  font-size: 14px;
  font-weight: 600;
  color: #1f1d1a;
  background-color: #fffdf8;
  border: 1px solid #c9c4ba;
  border-radius: 24px;
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.tag-pills li a:hover {
  border-color: #e5484d;
  color: #e5484d;
  background-color: #f3d9d1;
  text-decoration: none;
}

/* 观剧指引提示卡 */
.guide-checklist {
  counter-reset: guide-counter;
  display: flex;
  flex-direction: column;
  gap: 0;
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
}

.guide-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid #e7e2d8;
}

.guide-checklist li:last-child {
  border-bottom: none;
}

.check-number {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background-color: #2d7a72;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.guide-checklist li p {
  font-size: 15px;
  color: #1f1d1a;
  flex-grow: 1;
  line-height: 1.6;
}

.guide-checklist li p strong {
  font-weight: 700;
}

.guide-checklist li a {
  font-size: 14px;
  font-weight: 600;
  color: #2d7a72;
  flex-shrink: 0;
  white-space: nowrap;
  align-self: center;
}

.guide-checklist li a:hover {
  text-decoration: underline;
}

.watch-guide-preview > p {
  margin-top: 16px;
  text-align: right;
}

/* 问答与边界双栏 */
.two-column-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.qa-preview,
.boundary-preview {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
  padding: 28px;
}

.qa-preview h3,
.boundary-preview h3 {
  font-size: 20px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 10px;
}

.qa-preview > p,
.boundary-preview > p {
  font-size: 14px;
  color: #55504a;
  margin-bottom: 18px;
}

.mini-faq {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 16px;
}

.mini-faq li {
  border-bottom: 1px dashed #e0dbd1;
}

.mini-faq li:last-child {
  border-bottom: none;
}

.mini-faq li a {
  display: block;
  padding: 12px 0;
  font-size: 15px;
  font-weight: 500;
  color: #1f1d1a;
}

.mini-faq li a:hover {
  color: #2d7a72;
}

.boundary-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.boundary-list li {
  font-size: 14px;
  color: #55504a;
  padding-left: 18px;
  position: relative;
  line-height: 1.6;
}

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background-color: #e5484d;
  border-radius: 50%;
}

/* 内容边界提示条 */
.boundary-notice {
  background-color: #f3d9d1;
  border: 1px solid #e8c9bf;
  border-radius: 6px;
  padding: 16px 24px;
  margin-top: 48px;
}

.boundary-notice p {
  font-size: 14px;
  color: #5a3a35;
  line-height: 1.7;
}

.boundary-notice p strong {
  font-weight: 700;
  color: #7a2e2e;
}

/* ==========================================================================
   pages 页面层 — 频道总目
   ========================================================================== */

.channel-type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.channel-type-card {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.channel-type-card:hover {
  box-shadow: 0 6px 24px rgba(31, 29, 26, 0.08);
}

.channel-type-card .card-media img {
  aspect-ratio: 16 / 11;
}

.channel-type-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1f1d1a;
  padding: 18px 20px 8px;
}

.channel-type-card p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
  padding: 0 20px 20px;
}

.channel-structure-section,
.theme-pool-section {
  margin-top: 48px;
}

.structure-table th {
  width: 16%;
}

.structure-table td {
  width: 28%;
}

.table-note {
  font-size: 13px;
  color: #8a8478;
  margin-top: 8px;
}

.theme-group {
  margin-bottom: 28px;
}

.theme-group-title {
  font-size: 18px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid #e0dbd1;
}

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

.theme-tag-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 12px;
  background-color: #fffdf8;
  border: 1px solid #e7e2d8;
  border-radius: 4px;
}

.theme-tag-list .tag {
  flex-shrink: 0;
  min-width: 72px;
  text-align: center;
}

.theme-tag-list .tag-desc {
  font-size: 14px;
  color: #55504a;
  line-height: 1.6;
}

.theme-pool-footer {
  font-size: 14px;
  color: #8a8478;
  margin-top: 16px;
}

/* ==========================================================================
   pages 页面层 — 片单档案
   ========================================================================== */

.archive-index {
  margin-bottom: 32px;
}

.year-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.year-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background-color: #fffdf8;
  border: 1px solid #c9c4ba;
  border-radius: 24px;
  font-size: 15px;
  font-weight: 600;
  color: #1f1d1a;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.year-tab:hover {
  border-color: #2d7a72;
  background-color: rgba(45, 122, 114, 0.06);
  text-decoration: none;
}

.year-tab span {
  font-size: 12px;
  font-weight: 500;
  color: #8a8478;
}

.archive-year {
  margin-bottom: 40px;
  scroll-margin-top: 80px;
}

.archive-year-title {
  font-size: 28px;
  font-weight: 800;
  color: #1f1d1a;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 3px solid #1f1d1a;
  display: inline-block;
}

.archive-month {
  margin-top: 28px;
}

.month-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
  border-bottom: 1px solid #e0dbd1;
  padding-bottom: 6px;
}

.month-head h3 {
  font-size: 20px;
  font-weight: 700;
  color: #1f1d1a;
}

.month-meta {
  font-size: 13px;
  color: #8a8478;
  font-weight: 500;
}

.entry-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.entry-item {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 20px;
  background-color: #fffdf8;
  border: 1px solid #e7e2d8;
  border-radius: 8px;
  overflow: hidden;
}

.entry-media img {
  aspect-ratio: 4 / 3;
  height: 100%;
  min-height: 150px;
}

.entry-body {
  padding: 18px 20px 18px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.entry-body h4 {
  font-size: 17px;
  font-weight: 700;
  color: #1f1d1a;
  line-height: 1.5;
}

.entry-body p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
}

.entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.archive-notes {
  margin-top: 48px;
  background-color: #efe9dd;
  border-radius: 8px;
  padding: 28px;
}

.notes-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 16px;
}

.note-block h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 8px;
}

.note-block p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
}

.note-more {
  margin-top: 20px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.note-more a {
  font-size: 14px;
  font-weight: 600;
  color: #2d7a72;
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.related-card {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
  padding: 24px;
  flex: 1;
  min-width: 260px;
}

.related-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 8px;
}

.related-card p {
  font-size: 14px;
  color: #55504a;
  margin-bottom: 12px;
  line-height: 1.7;
}

.related-card a {
  font-size: 14px;
  font-weight: 600;
  color: #2d7a72;
}

/* ==========================================================================
   pages 页面层 — 观剧指引
   ========================================================================== */

.guide-check-section {
  margin-bottom: 48px;
}

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

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background-color: #fffdf8;
  border: 1px solid #e7e2d8;
  border-radius: 6px;
  padding: 20px 24px;
}

.check-mark {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border: 2px solid #2d7a72;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.check-mark::after {
  content: "";
  width: 10px;
  height: 6px;
  border-left: 2px solid #2d7a72;
  border-bottom: 2px solid #2d7a72;
  transform: rotate(-45deg) translate(1px, -1px);
}

.check-content h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 4px;
}

.check-content p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
}

.guide-steps-section {
  margin-bottom: 48px;
}

.section-head-row {
  margin-bottom: 24px;
  border-bottom: 1px solid #e0dbd1;
  padding-bottom: 12px;
}

.section-head-row h2 {
  font-size: 26px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 6px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step-card {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
  padding: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background-color: #e5484d;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border-radius: 4px;
  margin-bottom: 4px;
}

.step-card .step-media {
  border-radius: 6px;
}

.step-card .step-media img {
  aspect-ratio: 16 / 10;
}

.step-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1f1d1a;
  line-height: 1.5;
}

.step-card p {
  font-size: 13px;
  color: #55504a;
  line-height: 1.7;
  flex-grow: 1;
}

.step-card a {
  font-size: 13px;
  font-weight: 600;
  color: #2d7a72;
  align-self: flex-start;
}

.exception-table td {
  width: 33.33%;
}

.guide-note-section {
  margin-top: 48px;
}

.note-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 16px;
}

.guide-note-section .note-block {
  background-color: #fffdf8;
  border: 1px solid #e7e2d8;
  border-radius: 6px;
  padding: 20px;
}

.guide-note-section .note-block h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 8px;
}

.guide-note-section .note-block p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
}

/* ==========================================================================
   pages 页面层 — 短剧问答
   ========================================================================== */

.qa-category-section {
  margin-bottom: 48px;
}

.content-media-inline {
  margin-bottom: 24px;
  max-width: 100%;
}

.content-media-inline img {
  aspect-ratio: 16 / 7;
  width: 100%;
  object-fit: cover;
  border-radius: 6px;
}

.qa-category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.qa-category-card {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
  padding: 24px;
  border-top: 3px solid #2d7a72;
}

.qa-category-card:nth-child(2) {
  border-top-color: #e5484d;
}

.qa-category-card:nth-child(3) {
  border-top-color: #8a8478;
}

.qa-category-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 8px;
}

.qa-category-card p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
  margin-bottom: 0;
}

.qa-list-section {
  margin-bottom: 48px;
}

.qa-group {
  margin-bottom: 36px;
}

.qa-group-title {
  font-size: 20px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid #1f1d1a;
  display: inline-block;
}

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

.qa-item {
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 6px;
  overflow: hidden;
}

.qa-item summary {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: #1f1d1a;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: background-color 0.2s ease;
  min-height: 48px;
}

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

.qa-item summary::after {
  content: "+";
  font-size: 20px;
  font-weight: 400;
  color: #2d7a72;
  flex-shrink: 0;
  line-height: 1;
}

.qa-item[open] summary {
  background-color: #f0ece3;
}

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

.qa-item summary:hover {
  background-color: #f0ece3;
}

.qa-item p {
  padding: 0 20px 18px;
  font-size: 14px;
  color: #55504a;
  line-height: 1.75;
  border-top: 1px solid #e7e2d8;
  padding-top: 14px;
}

/* 继续阅读 */
.qa-next-section {
  margin-bottom: 40px;
}

.qa-next-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.qa-next-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background-color: #fffdf8;
  border: 1px solid #e0dbd1;
  border-radius: 8px;
  padding: 24px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.qa-next-card:hover {
  border-color: #2d7a72;
  box-shadow: 0 4px 16px rgba(31, 29, 26, 0.06);
  text-decoration: none;
}

.qa-next-label {
  font-size: 12px;
  font-weight: 700;
  color: #e5484d;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.qa-next-name {
  font-size: 18px;
  font-weight: 700;
  color: #1f1d1a;
}

.qa-next-desc {
  font-size: 14px;
  color: #55504a;
  line-height: 1.6;
}

/* ==========================================================================
   pages 页面层 — 内容边界
   ========================================================================== */

.content-section {
  margin-bottom: 48px;
}

.intro-block .content-media-inline {
  margin-bottom: 24px;
}

.text-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.text-block p {
  font-size: 15px;
  color: #55504a;
  line-height: 1.8;
  margin-bottom: 16px;
}

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

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

.rule-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background-color: #fffdf8;
  border: 1px solid #e7e2d8;
  border-radius: 6px;
  padding: 20px 24px;
}

.rule-number {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background-color: #1f1d1a;
  color: #f6f3ec;
  font-size: 14px;
  font-weight: 700;
  border-radius: 4px;
}

.rule-content h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 4px;
}

.rule-content p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
}

.comparison-table thead th {
  width: 50%;
}

.comparison-table tbody td {
  width: 50%;
  font-size: 14px;
}

.comparison-table tbody tr td:first-child {
  background-color: rgba(45, 122, 114, 0.04);
  border-right: 2px solid #e0dbd1;
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background-color: #fffdf8;
  border: 1px solid #e7e2d8;
  border-radius: 8px;
  padding: 24px;
  border-top: 3px solid #2d7a72;
}

.review-card:nth-child(2) {
  border-top-color: #e5484d;
}

.review-card:nth-child(3) {
  border-top-color: #8a8478;
}

.review-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 10px;
}

.review-card p {
  font-size: 14px;
  color: #55504a;
  line-height: 1.7;
}

/* ==========================================================================
   pages 页面层 — 404
   ========================================================================== */

.error-main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 24px;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-wrap {
  text-align: center;
  max-width: 560px;
}

.error-code {
  font-size: 72px;
  font-weight: 800;
  color: #e5484d;
  line-height: 1;
  margin-bottom: 16px;
}

.error-wrap h1 {
  font-size: 28px;
  font-weight: 700;
  color: #1f1d1a;
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: #55504a;
  margin-bottom: 28px;
  line-height: 1.7;
}

.error-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.btn-primary {
  display: inline-block;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 600;
  background-color: #e5484d;
  color: #fff;
  border-radius: 4px;
  border: 1px solid #e5484d;
  transition: background-color 0.2s ease;
}

.btn-primary:hover {
  background-color: #c93a3f;
  color: #fff;
  text-decoration: none;
}

.btn-text {
  display: inline-block;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: #2d7a72;
  border: 1px solid transparent;
  border-radius: 4px;
}

.btn-text:hover {
  color: #1f5f58;
  background-color: rgba(45, 122, 114, 0.06);
  text-decoration: none;
}

.error-tip {
  font-size: 13px;
  color: #8a8478;
}

/* ==========================================================================
   responsive 响应式
   ========================================================================== */

@media (max-width: 1024px) {
  .footer-columns {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

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

  .note-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background-color: #1f1d1a;
    flex-direction: column;
    align-items: stretch;
    padding: 12px 24px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 3px solid #e5484d;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    z-index: 99;
  }

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

  .nav-list li a {
    padding: 12px 8px;
    font-size: 16px;
    border-radius: 4px;
  }

  .site-nav {
    position: relative;
  }

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

  .archive-cards {
    grid-template-columns: 1fr;
    max-width: 560px;
  }

  .two-column-layout {
    grid-template-columns: 1fr;
  }

  .channel-type-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
  }

  .qa-category-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
  }

  .notes-columns {
    grid-template-columns: 1fr;
  }

  .entry-item {
    grid-template-columns: 1fr;
  }

  .entry-media img {
    max-height: 220px;
    width: 100%;
  }

  .entry-body {
    padding: 0 20px 20px;
  }

  .text-columns {
    grid-template-columns: 1fr;
  }

  .review-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
  }

  .qa-next-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
  }

  .guide-checklist li {
    flex-wrap: wrap;
    gap: 12px;
  }

  .guide-checklist li a {
    margin-left: 44px;
  }

  .section-heading {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .section-note {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .header-inner {
    padding: 0 16px;
    min-height: 56px;
  }

  .site-main,
  .footer-columns {
    padding-left: 16px;
    padding-right: 16px;
  }

  .home-main {
    padding-top: 24px;
  }

  .inner-main {
    padding-top: 20px;
  }

  .brand-name {
    font-size: 18px;
  }

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

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

  .section-title {
    font-size: 21px;
  }

  .section-heading h2 {
    font-size: 22px;
  }

  .channel-tags h2 {
    font-size: 22px;
  }

  .hero-figure img {
    aspect-ratio: 16 / 12;
  }

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

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .guide-checklist li a {
    margin-left: 0;
  }

  .checklist-item {
    flex-direction: column;
    gap: 10px;
  }

  .check-mark {
    margin-top: 0;
  }

  .error-code {
    font-size: 56px;
  }

  .error-wrap h1 {
    font-size: 24px;
  }

  .rule-item {
    flex-direction: column;
    gap: 10px;
  }

  .rule-number {
    width: 28px;
    height: 28px;
  }

  .theme-tag-list li {
    flex-direction: column;
    gap: 6px;
  }

  .theme-tag-list .tag {
    align-self: flex-start;
  }

  .month-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .archive-year-title {
    font-size: 24px;
  }

  .year-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }

  .year-tab {
    flex-shrink: 0;
  }

  .comparison-table-wrap {
    overflow-x: auto;
  }

  .comparison-table {
    min-width: 620px;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-link {
    text-align: center;
  }

  .error-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-primary,
  .btn-text {
    text-align: center;
  }
}