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

/* ===== CSS 自定义属性 ===== */
:root {
  --clr-blue: #c8e0f4;
  --clr-pink: #f5e0e8;
  --clr-dark: #171f26;
  --clr-blue-d: #9bbedd;
  --clr-pink-d: #ddb8c8;
  --clr-blue-l: #e4f0fa;
  --clr-pink-l: #faf0f4;
  --clr-mid: #2e3d4e;
  --clr-text: #1e2832;
  --clr-muted: #5a6a7a;
  --clr-white: #f8f4f6;

  --shadow-neu-out: -5px -5px 14px rgba(255,255,255,0.82), 5px 5px 14px rgba(0,0,0,0.10);
  --shadow-neu-in: inset 3px 3px 8px rgba(0,0,0,0.10), inset -3px -3px 8px rgba(255,255,255,0.80);
  --shadow-neu-hover: -7px -7px 18px rgba(255,255,255,0.90), 7px 7px 18px rgba(0,0,0,0.13);
  --shadow-press: inset 4px 4px 10px rgba(0,0,0,0.12), inset -2px -2px 6px rgba(255,255,255,0.60);

  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --font-heading: 'Playfair Display SC', 'STSong', 'SimSun', Georgia, serif;
  --font-body: 'Karla', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;

  --max-content: 820px;
  --max-wide: 1200px;
  --nav-h: 68px;
  --trans-fast: 150ms ease;
  --trans-med: 250ms ease;
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: linear-gradient(145deg, var(--clr-blue-l) 0%, var(--clr-pink-l) 100%);
  color: var(--clr-text);
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ol, ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ===== 工具 ===== */
.neu-surface {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-md);
}
.eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin-bottom: 0.5rem;
}
.content-wrapper {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--nav-h);
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: 0 2px 12px rgba(0,0,0,0.08), 0 -1px 0 rgba(255,255,255,0.9) inset;
  backdrop-filter: blur(8px);
}
.header-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  height: 100%;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-mark { width: 36px; height: 36px; border-radius: 8px; object-fit: contain; }
.brand-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-dark);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.main-nav {
  display: none;
  gap: 0.25rem;
  flex: 1;
  justify-content: flex-end;
}
.main-nav .nav-link {
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--clr-mid);
  transition: background var(--trans-fast), box-shadow var(--trans-fast), color var(--trans-fast);
  white-space: nowrap;
}
.main-nav .nav-link:hover {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  color: var(--clr-dark);
}
.main-nav .nav-link.active {
  background: linear-gradient(145deg, var(--clr-blue), var(--clr-pink));
  box-shadow: var(--shadow-neu-in);
  color: var(--clr-dark);
}
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  transition: box-shadow var(--trans-fast);
  margin-left: auto;
  flex-shrink: 0;
}
.hamburger-btn:active { box-shadow: var(--shadow-press); }
.ham-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--clr-dark);
  border-radius: 2px;
  transition: transform var(--trans-fast), opacity var(--trans-fast);
}

/* ===== 全屏菜单 ===== */
.fullscreen-menu {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: linear-gradient(160deg, var(--clr-blue) 0%, var(--clr-pink) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--trans-med);
}
.fullscreen-menu.open {
  opacity: 1;
  pointer-events: all;
}
.fullscreen-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  max-width: 400px;
  padding: 0 2rem;
}
.fullscreen-nav .nav-link {
  display: block;
  width: 100%;
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(255,255,255,0.55), rgba(255,255,255,0.25));
  box-shadow: var(--shadow-neu-out);
  color: var(--clr-dark);
  transition: box-shadow var(--trans-fast), transform var(--trans-fast);
  min-height: 52px;
}
.fullscreen-nav .nav-link:hover {
  box-shadow: var(--shadow-neu-hover);
  transform: translateY(-2px);
}
.fullscreen-nav .nav-link.active {
  box-shadow: var(--shadow-press);
  background: linear-gradient(145deg, rgba(255,255,255,0.35), rgba(255,255,255,0.55));
}
.menu-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  color: var(--clr-dark);
  transition: box-shadow var(--trans-fast);
}
.menu-close:active { box-shadow: var(--shadow-press); }

/* ===== 粘性锚点条 ===== */
.sticky-anchor-bar {
  position: sticky;
  top: var(--nav-h);
  z-index: 100;
  background: linear-gradient(90deg, var(--clr-blue) 0%, var(--clr-pink) 100%);
  padding: 0.5rem 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.breadcrumb {
  max-width: var(--max-wide);
  margin: 0 auto;
  font-size: 0.8rem;
  color: var(--clr-mid);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}
.breadcrumb a { color: var(--clr-mid); font-weight: 600; }
.breadcrumb a:hover { color: var(--clr-dark); }
.breadcrumb span { color: var(--clr-muted); }

/* ===== HERO（首页）===== */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 500px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(23,31,38,0.68) 0%, rgba(200,224,244,0.28) 100%);
}
.hero-diagonal {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(145deg, var(--clr-blue-l) 0%, var(--clr-pink-l) 100%);
  clip-path: polygon(0 60%, 100% 0%, 100% 100%, 0% 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 3rem 2rem 8rem;
  max-width: var(--max-wide);
  margin: 0 auto;
  width: 100%;
  text-align: left;
}
.hero-h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 1rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.35);
  max-width: 700px;
}
.hero-desc {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255,255,255,0.88);
  max-width: 520px;
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero-cta {
  display: inline-block;
  padding: 0.85rem 2rem;
  background: linear-gradient(145deg, var(--clr-blue), var(--clr-pink));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 1rem;
  color: var(--clr-dark);
  transition: box-shadow var(--trans-fast), transform var(--trans-fast);
  min-height: 48px;
  align-items: center;
}
.hero-cta:hover {
  box-shadow: var(--shadow-neu-hover);
  transform: translateY(-2px);
}
.hero-cta:active {
  box-shadow: var(--shadow-press);
  transform: scale(0.98);
}

/* ===== 首页内容节 ===== */
.home-content-section {
  padding: 3rem 0 2rem;
}
.home-content-section .content-wrapper {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
}

/* ===== 通用节 ===== */
.section-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: 2rem;
  line-height: 1.3;
}

/* ===== 分类卡片列表（首页）===== */
.cat-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}
.cat-card {
  border-bottom: 3px solid var(--clr-pink-d);
  border-radius: 0;
  transition: border-color var(--trans-fast);
}
.cat-card a {
  display: block;
  padding: 1.25rem;
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-sm);
  transition: box-shadow var(--trans-fast), transform var(--trans-fast);
  height: 100%;
}
.cat-card a:hover {
  box-shadow: var(--shadow-neu-hover);
  transform: translateY(-3px);
}
.cat-card a:active { box-shadow: var(--shadow-press); transform: scale(0.99); }
.cat-img { width: 100%; height: 140px; object-fit: cover; border-radius: var(--radius-sm); margin-bottom: 0.75rem; }
.card-title {
  display: block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: 0.4rem;
  line-height: 1.4;
}
.card-desc {
  display: block;
  font-size: 0.82rem;
  color: var(--clr-muted);
  line-height: 1.5;
}

/* ===== 近期文章列表（首页）===== */
.recent-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.recent-item {
  border-bottom: 3px solid var(--clr-blue-d);
  border-radius: 0;
}
.recent-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-sm);
  transition: box-shadow var(--trans-fast);
}
.recent-item a:hover { box-shadow: var(--shadow-neu-hover); }
.recent-item a:active { box-shadow: var(--shadow-press); }
.recent-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--clr-dark);
  line-height: 1.4;
}
.recent-date {
  font-size: 0.75rem;
  color: var(--clr-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ===== 栏目页 ===== */
.category-main { min-height: 80vh; }
.cat-hero {
  background: linear-gradient(135deg, var(--clr-blue) 0%, var(--clr-pink) 100%);
  padding: 4rem 1.5rem 3rem;
}
.cat-hero-inner {
  max-width: var(--max-content);
  margin: 0 auto;
}
.cat-h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--clr-dark);
  margin: 0.5rem 0 1rem;
  line-height: 1.25;
}
.cat-hero-desc {
  font-size: 1rem;
  color: var(--clr-mid);
  max-width: 600px;
  line-height: 1.7;
}
.cat-content-section {
  padding: 2.5rem 0;
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
}
.cat-content-section .content-wrapper {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
}
.children-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  counter-reset: children-counter;
}
.child-item {
  border-bottom: 3px solid var(--clr-pink-d);
  border-radius: 0;
  counter-increment: children-counter;
}
.child-link {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.25rem;
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-sm);
  transition: box-shadow var(--trans-fast), transform var(--trans-fast);
}
.child-link:hover {
  box-shadow: var(--shadow-neu-hover);
  transform: translateY(-2px);
}
.child-link:active { box-shadow: var(--shadow-press); }
.child-img-wrap { flex-shrink: 0; width: 80px; height: 80px; border-radius: var(--radius-sm); overflow: hidden; }
.child-img { width: 100%; height: 100%; object-fit: cover; }
.child-info { flex: 1; min-width: 0; }
.child-title {
  display: block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin-bottom: 0.3rem;
  line-height: 1.4;
}
.child-desc {
  display: block;
  font-size: 0.83rem;
  color: var(--clr-muted);
  line-height: 1.5;
  margin-bottom: 0.3rem;
}
.child-date {
  font-size: 0.75rem;
  color: var(--clr-muted);
}

/* ===== 文章页 ===== */
.article-main {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}
.article-body {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2rem;
}
.article-hero-figure { margin: 0; }
.article-hero-img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}
.article-header {
  padding: 2rem 2rem 1.5rem;
}
.article-h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: var(--clr-dark);
  line-height: 1.25;
  margin: 0.5rem 0 0.75rem;
}
.article-lead {
  font-size: 1rem;
  color: var(--clr-muted);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.article-dates {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.8rem;
  color: var(--clr-muted);
  padding: 0.75rem 1rem;
  background: linear-gradient(145deg, var(--clr-blue), var(--clr-pink));
  box-shadow: var(--shadow-neu-in);
  border-radius: var(--radius-sm);
  width: fit-content;
}
.date-label { font-weight: 600; color: var(--clr-mid); }
.date-sep { color: var(--clr-muted); }
.article-content-wrap {
  padding: 0 2rem 1.5rem;
}
.article-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--clr-text);
}
.article-content h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--clr-blue-d);
}
.article-content h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-mid);
  margin: 1.5rem 0 0.5rem;
}
.article-content p { margin-bottom: 1.1rem; }
.article-content a {
  color: var(--clr-mid);
  font-weight: 600;
  border-bottom: 1px solid var(--clr-blue-d);
  transition: border-color var(--trans-fast), color var(--trans-fast);
}
.article-content a:hover { color: var(--clr-dark); border-color: var(--clr-pink-d); }
.article-content ul, .article-content ol {
  margin: 0.75rem 0 1rem 1.5rem;
  list-style: disc;
}
.article-content ol { list-style: decimal; }
.article-content li { margin-bottom: 0.4rem; line-height: 1.7; }
.article-content blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  background: linear-gradient(145deg, var(--clr-blue), var(--clr-pink));
  box-shadow: var(--shadow-neu-in);
  border-radius: var(--radius-sm);
  font-style: italic;
  color: var(--clr-mid);
}
.article-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 4px;
  margin: 1rem 0;
  font-size: 0.9rem;
}
.article-content th, .article-content td {
  padding: 0.7rem 1rem;
  text-align: left;
}
.article-content th {
  background: linear-gradient(145deg, var(--clr-blue), var(--clr-pink));
  font-weight: 700;
  color: var(--clr-dark);
}
.article-content td {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
}
.article-footer {
  padding: 1rem 2rem 1.5rem;
  border-top: 1px solid rgba(200,224,244,0.5);
}
.back-to-cat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--clr-mid);
  padding: 0.6rem 1.2rem;
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-sm);
  transition: box-shadow var(--trans-fast);
  min-height: 44px;
}
.back-to-cat:hover { box-shadow: var(--shadow-neu-hover); }

/* 相关阅读 */
.related-aside {
  padding: 1.5rem;
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-lg);
}
.related-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin: 0.4rem 0 1rem;
}
.sibling-list { display: flex; flex-direction: column; gap: 0.5rem; }
.sibling-item { border-bottom: 2px solid var(--clr-blue-d); border-radius: 0; }
.sibling-item a {
  display: block;
  padding: 0.7rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-mid);
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-sm);
  transition: box-shadow var(--trans-fast), color var(--trans-fast);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.sibling-item a:hover { box-shadow: var(--shadow-neu-hover); color: var(--clr-dark); }

/* ===== 关于页 ===== */
.about-main { min-height: 80vh; }
.about-intro-section {
  background: linear-gradient(135deg, var(--clr-blue) 0%, var(--clr-pink) 100%);
  padding: 4rem 1.5rem 3rem;
}
.about-intro-inner {
  max-width: var(--max-content);
  margin: 0 auto;
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  flex-wrap: wrap;
}
.about-logo-wrap {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-neu-out);
}
.about-logo { width: 100%; height: 100%; object-fit: contain; }
.about-intro-text { flex: 1; min-width: 200px; }
.about-h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--clr-dark);
  margin: 0.5rem 0 0.75rem;
}
.about-lead {
  font-size: 1rem;
  color: var(--clr-mid);
  line-height: 1.7;
}
.about-content-section {
  padding: 2.5rem 1.5rem;
}
.about-content-section .content-wrapper {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--clr-text);
}
.about-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.about-nav-list li {
  border-bottom: 3px solid var(--clr-blue-d);
  border-radius: 0;
}
.about-nav-list li a {
  display: block;
  font-weight: 700;
  color: var(--clr-dark);
  font-size: 0.95rem;
  padding: 1rem 1.25rem 0.25rem;
}
.about-nav-list li small {
  display: block;
  font-size: 0.8rem;
  color: var(--clr-muted);
  padding: 0 1.25rem 1rem;
}
.about-nav-list li {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-sm);
  transition: box-shadow var(--trans-fast);
}
.about-nav-list li:hover { box-shadow: var(--shadow-neu-hover); }

/* ===== 隐私政策页 ===== */
.privacy-main { min-height: 80vh; }
.privacy-header-section {
  background: linear-gradient(135deg, var(--clr-blue) 0%, var(--clr-pink) 100%);
  padding: 4rem 1.5rem 3rem;
}
.privacy-header-inner {
  max-width: var(--max-content);
  margin: 0 auto;
}
.privacy-h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: var(--clr-dark);
  margin: 0.5rem 0 0.75rem;
}
.privacy-lead {
  font-size: 1rem;
  color: var(--clr-mid);
  line-height: 1.7;
  max-width: 600px;
}
.privacy-content-section {
  padding: 2.5rem 1.5rem;
}
.privacy-content-wrapper {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--clr-text);
}
.privacy-content-wrapper h2 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-dark);
  margin: 1.5rem 0 0.6rem;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid var(--clr-blue-d);
}
.privacy-content-wrapper p { margin-bottom: 1rem; }
.privacy-link-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.privacy-link-list li {
  background: linear-gradient(145deg, var(--clr-blue-l), var(--clr-pink-l));
  box-shadow: var(--shadow-neu-out);
  border-radius: var(--radius-sm);
  border-bottom: 3px solid var(--clr-pink-d);
  transition: box-shadow var(--trans-fast);
}
.privacy-link-list li:hover { box-shadow: var(--shadow-neu-hover); }
.privacy-link-list li a {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--clr-dark);
  padding: 0.9rem 1.25rem 0.25rem;
  min-height: 44px;
}
.privacy-link-list li small {
  display: block;
  font-size: 0.8rem;
  color: var(--clr-muted);
  padding: 0 1.25rem 0.85rem;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,0.7);
  padding: 3rem 1.5rem 1.5rem;
}
.footer-brand-row {
  text-align: center;
  margin-bottom: 2rem;
}
.footer-brand-name {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 700;
  color: rgba(255,255,255,0.12);
  letter-spacing: 0.04em;
  line-height: 1;
}
.footer-cols {
  max-width: var(--max-wide);
  margin: 0 auto 2rem;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-dl { min-width: 140px; flex: 1; max-width: 200px; }
.footer-dl dt {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0.75rem;
}
.footer-dl dd { margin-bottom: 0.4rem; }
.footer-dl dd a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--trans-fast);
  display: block;
  padding: 0.25rem 0;
  min-height: 40px;
  display: flex;
  align-items: center;
}
.footer-dl dd a:hover { color: rgba(255,255,255,0.95); }
.footer-copy {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}

/* ===== 内容通用样式（来自 page.content 的 HTML）===== */
.article-content h2, .cat-content-section h2, .about-content-section h2,
.privacy-content-wrapper h2, .home-content-section h2 {
  font-family: var(--font-heading);
}

/* ===== h2 前 small 眉题 ===== */
.article-content small + h2,
.section-inner small + h2 {
  margin-top: 0.25rem;
}

/* ===== 动效 ===== */
@media (prefers-reduced-motion: no-preference) {
  .cat-card a,
  .child-link,
  .recent-item a,
  .sibling-item a {
    will-change: transform;
  }
  .stagger-item {
    opacity: 0;
    transform: translateY(16px);
    animation: stagger-in 0.4s ease forwards;
  }
  @keyframes stagger-in {
    to { opacity: 1; transform: translateY(0); }
  }
  .cat-list .cat-card:nth-child(1) a { animation-delay: 0.05s; }
  .cat-list .cat-card:nth-child(2) a { animation-delay: 0.10s; }
  .cat-list .cat-card:nth-child(3) a { animation-delay: 0.15s; }
  .cat-list .cat-card:nth-child(4) a { animation-delay: 0.20s; }
  .cat-list .cat-card:nth-child(5) a { animation-delay: 0.25s; }
  .cat-list .cat-card:nth-child(6) a { animation-delay: 0.30s; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .main-nav { display: flex; }
  .hamburger-btn { display: none; }
  .cat-list { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
  .article-hero-img { height: 400px; }
  .children-list .child-img-wrap { width: 100px; height: 100px; }
}

@media (max-width: 767px) {
  :root { --nav-h: 60px; }
  .hero-content { padding: 2rem 1.25rem 7rem; }
  .hero-h1 { font-size: 1.85rem; }
  .hero-diagonal { height: 80px; }
  .cat-hero { padding: 2.5rem 1.25rem 2rem; }
  .about-intro-section, .privacy-header-section { padding: 2.5rem 1.25rem 2rem; }
  .article-main { padding: 1.5rem 1rem 3rem; }
  .article-header { padding: 1.5rem 1.25rem 1rem; }
  .article-content-wrap { padding: 0 1.25rem 1rem; }
  .article-footer { padding: 0.75rem 1.25rem 1.25rem; }
  .home-content-section .content-wrapper,
  .cat-content-section .content-wrapper,
  .about-content-section .content-wrapper,
  .privacy-content-wrapper { padding: 1.5rem 1.25rem; }
  .footer-cols { gap: 1.25rem; }
  .footer-dl { max-width: none; }
  .section-inner { padding: 2rem 1.25rem; }
  .child-link { flex-direction: column; }
  .child-img-wrap { width: 100%; height: 160px; }
  .child-img { border-radius: var(--radius-sm); }
}

@media (max-width: 400px) {
  .brand-name { font-size: 0.9rem; }
  .hero-h1 { font-size: 1.55rem; }
  .article-h1 { font-size: 1.35rem; }
}