@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:wght@300;400;500;600;700&family=Rubik:wght@300;400;500;600;700&display=swap');

/* ===== 设计令牌 ===== */
:root {
  --mint: #b4fde1;
  --sky: #add8e6;
  --dark: #172620;
  --mint-dim: #8ff2c8;
  --sky-dim: #88c4d8;
  --dark-light: #243d35;
  --dark-mid: #1e3029;
  --white: #ffffff;
  --off-white: #f2fef8;
  --text-main: #172620;
  --text-muted: #3a5a4a;
  --text-on-dark: #d8fef0;
  --radius-card: 18px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --border-w: 3px;
  --shadow-clay: 4px 4px 10px rgba(23,38,32,0.22), inset -2px -2px 8px rgba(23,38,32,0.10);
  --shadow-clay-hover: 6px 6px 16px rgba(23,38,32,0.30), inset -2px -2px 8px rgba(23,38,32,0.12);
  --shadow-badge: 2px 2px 6px rgba(23,38,32,0.20), inset -1px -1px 4px rgba(23,38,32,0.08);
  --bar-h: 64px;
  --font-main: 'Rubik', 'Nunito Sans', system-ui, sans-serif;
  --font-body: 'Nunito Sans', 'Rubik', system-ui, sans-serif;
  --ease-clay: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 18px; }
body {
  font-family: var(--font-body);
  background: var(--off-white);
  color: var(--text-main);
  line-height: 1.65;
  padding-bottom: var(--bar-h);
  min-height: 100vh;
}
ol, ul { list-style: none; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
button { font-family: inherit; cursor: pointer; background: none; border: none; }

/* ===== 全局字号 ===== */
h1 { font-family: var(--font-main); font-weight: 700; line-height: 1.2; }
h2 { font-family: var(--font-main); font-weight: 600; line-height: 1.3; }
p { font-size: 1rem; line-height: 1.7; }

/* ===== 内容宽度 ===== */
.content-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 全屏菜单 ===== */
.fullscreen-menu {
  position: fixed;
  inset: 0;
  background: var(--dark);
  z-index: 9000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}
.fullscreen-menu.is-open {
  opacity: 1;
  pointer-events: all;
}
.menu-close {
  position: absolute;
  top: 24px;
  right: 28px;
  font-size: 1.8rem;
  color: var(--mint);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: var(--border-w) solid var(--mint);
  transition: background 180ms, transform 180ms var(--ease-clay);
}
.menu-close:hover { background: var(--mint); color: var(--dark); transform: rotate(90deg); }
.menu-nav ol {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: center;
}
.nav-ol-link {
  display: block;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--text-on-dark);
  padding: 12px 28px;
  border-radius: var(--radius-card);
  border: var(--border-w) solid transparent;
  transition: all 200ms var(--ease-clay);
}
.nav-ol-link:hover,
.nav-ol-link.is-active {
  background: var(--mint);
  color: var(--dark);
  border-color: var(--mint-dim);
  box-shadow: var(--shadow-clay);
}
.menu-search {
  width: 100%;
  max-width: 420px;
  padding: 0 20px;
}
.menu-search-input {
  width: 100%;
  padding: 12px 20px;
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--dark-light);
  color: var(--text-on-dark);
  border: var(--border-w) solid var(--mint);
  border-radius: var(--radius-card);
  outline: none;
}
.menu-search-input::placeholder { color: var(--sky-dim); }

/* ===== 底部固定导航条 ===== */
.bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bar-h);
  background: var(--dark);
  border-top: var(--border-w) solid var(--dark-light);
  z-index: 8000;
  box-shadow: 0 -4px 16px rgba(23,38,32,0.35);
}
.bottom-bar-ol {
  display: flex;
  height: 100%;
}
.bottom-bar-ol > li {
  flex: 1;
}
.bottom-bar-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 100%;
  width: 100%;
  color: var(--sky);
  font-size: 0.7rem;
  font-family: var(--font-body);
  font-weight: 600;
  padding: 8px 4px;
  transition: color 180ms, background 180ms;
  border-radius: 0;
  min-height: 44px;
}
.bottom-bar-link:hover,
.bottom-menu-btn:hover {
  color: var(--mint);
  background: var(--dark-light);
}
.bottom-icon {
  font-size: 1.2rem;
  line-height: 1;
}
.bottom-label {
  font-size: 0.65rem;
  letter-spacing: 0.03em;
}

/* ===== 区块标题 ===== */
.area-title {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--dark);
  margin-bottom: 24px;
  padding-left: 12px;
  border-left: 4px solid var(--mint);
}

/* ===== 徽章 ===== */
.badge {
  display: inline-block;
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 5px 12px;
  border-radius: 999px;
  border: 2px solid;
  box-shadow: var(--shadow-badge);
  letter-spacing: 0.05em;
}
.badge-mint { background: var(--mint); color: var(--dark); border-color: var(--mint-dim); }
.badge-blue { background: var(--sky); color: var(--dark); border-color: var(--sky-dim); }
.badge-dark { background: var(--dark); color: var(--mint); border-color: var(--dark-light); }

/* ===== 按钮/链接 ===== */
.hero-cta {
  display: inline-block;
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 1rem;
  padding: 13px 32px;
  background: var(--mint);
  color: var(--dark);
  border-radius: var(--radius-card);
  border: var(--border-w) solid var(--mint-dim);
  box-shadow: var(--shadow-clay);
  transition: transform 200ms var(--ease-clay), box-shadow 200ms;
  min-height: 48px;
  align-items: center;
}
.hero-cta:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: var(--shadow-clay-hover);
}
.back-link {
  display: inline-block;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 22px;
  background: var(--sky);
  color: var(--dark);
  border-radius: var(--radius-sm);
  border: var(--border-w) solid var(--sky-dim);
  box-shadow: var(--shadow-badge);
  transition: transform 200ms var(--ease-clay);
  min-height: 40px;
  margin-right: 10px;
  margin-bottom: 10px;
}
.back-link:hover { transform: translateY(-2px); }

/* ===== 首页 Hero ===== */
.hero-section {
  display: flex;
  align-items: center;
  min-height: 45vh;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-mid) 100%);
  padding: 40px 24px;
  gap: 40px;
  overflow: hidden;
}
.hero-media {
  flex: 0 0 42%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-clay);
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.hero-text {
  flex: 1;
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}
.hero-eyebrow {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--mint);
  background: rgba(180,253,225,0.12);
  padding: 5px 14px;
  border-radius: 999px;
  border: 2px solid var(--mint);
}
.hero-h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  max-width: 560px;
}
.hero-desc {
  color: var(--text-on-dark);
  font-size: 1rem;
  max-width: 460px;
  line-height: 1.65;
}
.hero-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ===== Section Grid (首页分类卡片) ===== */
.section-grid-area {
  padding: 60px 20px 40px;
  max-width: 1100px;
  margin: 0 auto;
}
.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.section-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  background: var(--mint);
  border-radius: var(--radius-card);
  border: var(--border-w) solid var(--mint-dim);
  box-shadow: var(--shadow-clay);
  color: var(--dark);
  transition: transform 220ms var(--ease-clay), box-shadow 220ms;
  position: relative;
  overflow: hidden;
}
.section-card:nth-child(even) {
  background: var(--sky);
  border-color: var(--sky-dim);
}
.section-card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-clay-hover);
}
.section-badge {
  font-family: var(--font-main);
  font-weight: 800;
  font-size: 2rem;
  color: rgba(23,38,32,0.15);
  line-height: 1;
  align-self: flex-end;
  position: absolute;
  top: 12px;
  right: 16px;
}
.section-card-title {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 1.05rem;
  display: block;
  padding-right: 40px;
}
.section-card-desc {
  font-size: 0.88rem;
  color: var(--dark-light);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.section-card-children {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.child-inline-link {
  font-size: 0.75rem;
  padding: 3px 10px;
  background: rgba(23,38,32,0.10);
  border-radius: 999px;
  display: inline-block;
  transition: background 150ms;
}
.child-inline-link:hover { background: rgba(23,38,32,0.20); }

/* ===== 首页正文与故事区 ===== */
.page-content-area {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 20px 40px;
}
.stories-area {
  padding: 20px 20px 60px;
  max-width: 1100px;
  margin: 0 auto;
}
.story-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.story-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  background: var(--dark);
  border-radius: var(--radius-card);
  border: var(--border-w) solid var(--dark-light);
  box-shadow: var(--shadow-clay);
  color: var(--text-on-dark);
  transition: transform 220ms var(--ease-clay), box-shadow 220ms;
}
.story-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-clay-hover);
}
.story-card-title {
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 1rem;
  display: block;
  color: var(--mint);
}
.story-card-desc {
  font-size: 0.85rem;
  color: var(--sky);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.story-date {
  font-size: 0.78rem;
  color: var(--sky-dim);
  margin-top: auto;
}

/* ===== 栏目页 Hero ===== */
.section-hero {
  display: flex;
  align-items: center;
  min-height: 40vh;
  background: linear-gradient(150deg, var(--dark-mid) 0%, var(--dark) 100%);
  padding: 48px 24px;
  gap: 36px;
}
.section-hero-media {
  flex: 0 0 38%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-clay);
}
.section-hero-img {
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.section-hero-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.section-eyebrow {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--sky);
  background: rgba(173,216,230,0.12);
  padding: 4px 14px;
  border-radius: 999px;
  border: 2px solid var(--sky);
  display: inline-block;
  align-self: flex-start;
}
.section-h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--white);
}
.section-hero-desc {
  color: var(--text-on-dark);
  font-size: 1rem;
  max-width: 540px;
  line-height: 1.65;
}

/* ===== 栏目页正文区 ===== */
.section-page-content {
  padding: 40px 20px 20px;
  max-width: 1100px;
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.7;
}
.children-area {
  padding: 20px 20px 50px;
  max-width: 1100px;
  margin: 0 auto;
}
.child-block-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.child-block-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 22px;
  background: var(--mint);
  border-radius: var(--radius-card);
  border: var(--border-w) solid var(--mint-dim);
  box-shadow: var(--shadow-clay);
  color: var(--dark);
  flex: 1 1 260px;
  max-width: 340px;
  transition: transform 200ms var(--ease-clay), box-shadow 200ms;
}
.child-block-card:nth-child(even) {
  background: var(--sky);
  border-color: var(--sky-dim);
}
.child-block-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-clay-hover);
}
.child-block-title {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 1rem;
  display: block;
}
.child-block-desc {
  font-size: 0.85rem;
  color: var(--dark-light);
}
.child-block-date {
  font-size: 0.78rem;
  color: var(--dark-light);
  margin-top: auto;
}
.child-card-img {
  border-radius: var(--radius-sm);
  width: 100%;
  height: 120px;
  object-fit: cover;
}
.section-nav-links {
  padding: 20px 20px 40px;
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.related-section-link {
  display: inline-block;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 9px 20px;
  background: var(--dark);
  color: var(--mint);
  border-radius: var(--radius-sm);
  border: var(--border-w) solid var(--dark-light);
  box-shadow: var(--shadow-badge);
  min-height: 40px;
  transition: transform 180ms var(--ease-clay);
}
.related-section-link:hover { transform: translateY(-2px); }

/* ===== Story 文章页 ===== */
.story-article { width: 100%; }
.story-header {
  background: linear-gradient(160deg, var(--dark) 0%, var(--dark-mid) 100%);
  padding: 48px 24px 40px;
  color: var(--text-on-dark);
}
.story-header-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.story-breadcrumb {
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--mint);
  padding: 4px 14px;
  border: 2px solid var(--mint);
  border-radius: 999px;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  transition: background 150ms;
}
.story-breadcrumb:hover { background: var(--mint); color: var(--dark); }
.story-pub-date,
.story-mod-date {
  font-size: 0.82rem;
  color: var(--sky);
}
.story-h1 {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--white);
  max-width: 820px;
  margin-bottom: 16px;
}
.story-lead {
  font-size: 1.05rem;
  color: var(--text-on-dark);
  max-width: 720px;
  line-height: 1.7;
}
.story-hero-wrap {
  margin-top: 28px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-height: 420px;
}
.story-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* 文章正文+侧边栏 */
.content-wrap {
  display: block;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}
.page-story .content-wrap {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 36px;
  padding: 48px 20px;
  align-items: start;
}
.story-body {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-main);
}
.story-body h2 {
  font-family: var(--font-main);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 2em 0 0.8em;
  color: var(--dark);
  padding-left: 12px;
  border-left: 4px solid var(--mint);
}
.story-body h3 {
  font-family: var(--font-main);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.6em 0 0.6em;
  color: var(--dark-light);
}
.story-body p { margin-bottom: 1.2em; }
.story-body a {
  color: var(--dark-light);
  text-decoration: underline;
  text-decoration-color: var(--mint);
  text-underline-offset: 3px;
}
.story-body ul, .story-body ol {
  list-style: disc;
  margin: 1em 0 1em 1.5em;
}
.story-body ol { list-style: decimal; }
.story-body li { margin-bottom: 0.5em; }
.story-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 0.92rem;
}
.story-body th {
  background: var(--dark);
  color: var(--mint);
  padding: 10px 14px;
  text-align: left;
}
.story-body td {
  padding: 9px 14px;
  border-bottom: 2px solid var(--mint);
}
.story-body tr:nth-child(even) td { background: rgba(180,253,225,0.12); }

/* 侧边栏 */
.story-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 20px;
}
.sidebar-card {
  background: var(--mint);
  border-radius: var(--radius-card);
  border: var(--border-w) solid var(--mint-dim);
  box-shadow: var(--shadow-clay);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.sidebar-safety {
  background: var(--dark);
  border-color: var(--dark-light);
  color: var(--text-on-dark);
}
.sidebar-title {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.9rem;
  display: block;
  letter-spacing: 0.05em;
}
.sidebar-card nav ol {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidebar-card nav a {
  font-size: 0.88rem;
  color: var(--dark-light);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  transition: background 140ms;
  display: block;
  min-height: 34px;
  display: flex;
  align-items: center;
}
.sidebar-card nav a:hover { background: rgba(23,38,32,0.1); }
.sidebar-safety nav a { color: var(--sky); }
.sidebar-safety p { font-size: 0.85rem; line-height: 1.6; color: var(--text-on-dark); }
.sidebar-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 相关文章 / 兄弟卡片 */
.related-area {
  padding: 20px 20px 40px;
}
.sibling-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.sibling-card {
  flex: 1 1 200px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 20px;
  background: var(--sky);
  border-radius: var(--radius-card);
  border: var(--border-w) solid var(--sky-dim);
  box-shadow: var(--shadow-clay);
  color: var(--dark);
  transition: transform 200ms var(--ease-clay), box-shadow 200ms;
  max-width: 280px;
}
.sibling-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-clay-hover);
}
.sibling-card strong {
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.92rem;
  display: block;
}
.sibling-card time {
  font-size: 0.75rem;
  color: var(--dark-light);
}
.story-footer-links {
  padding: 10px 20px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===== About / Privacy 页 ===== */
.about-header,
.privacy-header {
  background: linear-gradient(145deg, var(--dark) 0%, var(--dark-mid) 100%);
  padding: 56px 24px 48px;
  text-align: center;
}
.about-eyebrow {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--mint);
  background: rgba(180,253,225,0.12);
  padding: 5px 16px;
  border-radius: 999px;
  border: 2px solid var(--mint);
  display: inline-block;
  margin-bottom: 16px;
}
.about-h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 14px;
}
.about-lead {
  font-size: 1.05rem;
  color: var(--text-on-dark);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}
.about-body,
.privacy-body {
  padding: 48px 0 20px;
  font-size: 1rem;
  line-height: 1.75;
}
.about-body h2,
.privacy-body h2 {
  font-family: var(--font-main);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 2em 0 0.7em;
  color: var(--dark);
  padding-left: 10px;
  border-left: 4px solid var(--sky);
}
.about-body p,
.privacy-body p { margin-bottom: 1.2em; }
.about-links-area {
  padding: 20px 0 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--dark);
  color: var(--text-on-dark);
  margin-top: 60px;
  border-top: var(--border-w) solid var(--dark-light);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}
.footer-brand-col { display: flex; align-items: flex-start; }
.footer-brand-huge {
  font-family: var(--font-main);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 5rem);
  color: var(--mint);
  letter-spacing: -0.02em;
  line-height: 1;
  display: block;
}
.footer-col-title {
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--sky);
  display: block;
  margin-bottom: 16px;
}
.footer-col ol, .footer-col nav ol {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col ol li a,
.footer-col nav ol li a {
  font-size: 0.9rem;
  color: var(--text-on-dark);
  opacity: 0.8;
  transition: opacity 140ms, color 140ms;
  display: block;
  padding: 4px 0;
  min-height: 32px;
  display: flex;
  align-items: center;
}
.footer-col ol li a:hover,
.footer-col nav ol li a:hover { opacity: 1; color: var(--mint); }
.footer-bottom {
  border-top: 1px solid var(--dark-light);
  padding: 20px 24px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--sky-dim);
}

/* ===== Reveal 动画 ===== */
@media (prefers-reduced-motion: no-preference) {
  .reveal-card {
    opacity: 0;
    transform: translateY(24px) scale(0.97);
    transition:
      opacity 420ms ease,
      transform 420ms var(--ease-clay);
    transition-delay: var(--card-delay, 0ms);
  }
  .reveal-card.is-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ===== 正文内 prose 兼容 ===== */
main h2 { font-family: var(--font-main); font-size: 1.25rem; font-weight: 700; margin: 1.8em 0 0.7em; }
main h3 { font-family: var(--font-main); font-size: 1.05rem; font-weight: 600; margin: 1.4em 0 0.5em; }
main p { margin-bottom: 1em; }
main a { color: var(--dark-light); text-decoration: underline; text-decoration-color: var(--mint); }
main ul { list-style: disc; margin: 0.8em 0 0.8em 1.5em; }
main ol { list-style: decimal; margin: 0.8em 0 0.8em 1.5em; }
main li { margin-bottom: 0.4em; }

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .page-story .content-wrap {
    grid-template-columns: 1fr;
  }
  .story-sidebar {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .sidebar-card { flex: 1 1 260px; }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand-col { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  html { font-size: 17px; }
  .hero-section {
    flex-direction: column;
    min-height: auto;
    padding: 32px 16px 24px;
    gap: 20px;
  }
  .hero-media { flex: 0 0 auto; width: 100%; max-height: 200px; overflow: hidden; }
  .hero-text { text-align: left; align-items: flex-start; }
  .hero-badges { justify-content: flex-start; }
  .section-hero {
    flex-direction: column;
    min-height: auto;
    padding: 32px 16px 24px;
    gap: 20px;
  }
  .section-hero-media { width: 100%; flex: 0 0 auto; }
  .section-grid { grid-template-columns: 1fr; }
  .story-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-brand-col { grid-column: auto; }
  .child-block-grid { flex-direction: column; }
  .child-block-card { max-width: 100%; }
  .sibling-grid { flex-direction: column; }
  .sibling-card { max-width: 100%; }
  .story-header { padding: 32px 16px 24px; }
  .about-header, .privacy-header { padding: 36px 16px 28px; }
  .content-wrap { padding: 0 14px; }
  .section-grid-area, .stories-area, .section-page-content, .children-area { padding-left: 14px; padding-right: 14px; }
}