/* ============================================================
   孜愈官网 · 设计哲学见 DESIGN.md（「圆融」Rounded Calm）
   与小程序共享同一套设计 token，改动前先读哲学文件。
   ============================================================ */

:root {
  --ink-blue:   #2C6E8C;
  --ink-warm:   #8A6636;
  --ink-green:  #3D7561;
  --ink-purple: #6F5A91;
  --ink-rose:   #A85252;

  --tint-blue:   #E9F3F8;
  --tint-cream:  #FBF3E7;
  --tint-pink:   #FCEEEE;
  --tint-green:  #EAF5F0;
  --tint-purple: #F1EDF7;

  --bg:      #F6FAFC;
  --card:    #FFFFFF;
  --border:  #EDF3F7;
  --t1:      #24384A;
  --t2:      #526370;
  --t3:      #5C6B75;

  --shadow:  0 2px 8px rgba(61, 135, 172, 0.07);
  --r-lg:    36px;
  --r-md:    24px;
  --r-sm:    14px;

  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--t1);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink-blue); text-decoration: none; }
a:hover { color: var(--t1); }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 28px; }

/* ---- 顶栏 ---- */
.top {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 250, 252, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.top-in {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 64px;
}

.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--ink-blue);
  color: #fff;
  font-size: 19px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-name { font-size: 19px; font-weight: 700; letter-spacing: 1px; }

.top-nav { margin-left: auto; display: flex; gap: 26px; }

.top-nav a { font-size: 15px; color: var(--t2); }
.top-nav a:hover { color: var(--ink-blue); }

/* ---- Hero ---- */
.hero { padding: 72px 0 40px; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: 46px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 1px;
}

.hero .sub {
  margin-top: 18px;
  font-size: 18px;
  color: var(--t2);
}

.hero .note {
  margin-top: 26px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--tint-green);
  color: var(--ink-green);
  font-size: 14.5px;
  padding: 9px 18px;
  border-radius: 100px;
}

.hero .note svg { flex-shrink: 0; }

.hero-cta { margin-top: 34px; display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }

/* 小程序码卡片 */
.qr {
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 18px 18px 14px;
  text-align: center;
  width: 168px;
}

.qr img { width: 132px; height: 132px; border-radius: 12px; display: block; margin: 0 auto; }

.qr .qr-fallback {
  display: none;
  width: 132px;
  height: 132px;
  margin: 0 auto;
  border: 2px dashed #C9D6DE;
  border-radius: 12px;
  color: var(--t3);
  font-size: 13px;
  line-height: 1.6;
  align-items: center;
  justify-content: center;
  padding: 12px;
}

.qr.qr-missing img { display: none; }
.qr.qr-missing .qr-fallback { display: flex; }

.qr .qr-label { margin-top: 10px; font-size: 14px; color: var(--t2); }

.hero-hint { font-size: 14.5px; color: var(--t3); max-width: 200px; line-height: 1.7; }

.hero-art { width: 100%; height: auto; display: block; }

/* ---- 数字带 ---- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 44px 0 0;
}

.stat {
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 22px 12px;
  text-align: center;
}

.stat b { display: block; font-size: 30px; font-weight: 700; color: var(--ink-blue); }
.stat span { font-size: 14px; color: var(--t2); }

/* ---- 区块通用：视觉日程表式编号 ---- */
.sec { padding: 76px 0; }

.sec-head { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; }

.sec-no {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sec h2 { font-size: 30px; font-weight: 700; }

.sec .lead { color: var(--t2); font-size: 17px; max-width: 640px; margin-bottom: 36px; }

.sec-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 44px;
  align-items: center;
}

.sec-art { width: 100%; height: auto; display: block; }

/* 主题分区底色（一区一色） */
.sec-blue   { background: var(--tint-blue); }
.sec-cream  { background: var(--tint-cream); }
.sec-green  { background: var(--tint-green); }
.sec-purple { background: var(--tint-purple); }

.sec-blue   .sec-no { background: var(--ink-blue); }
.sec-cream  .sec-no { background: var(--ink-warm); }
.sec-green  .sec-no { background: var(--ink-green); }
.sec-purple .sec-no { background: var(--ink-purple); }

/* 功能清单卡 */
.feat-list { display: flex; flex-direction: column; gap: 14px; }

.feat {
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 18px 22px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feat svg { flex-shrink: 0; margin-top: 3px; }

.feat b { display: block; font-size: 16.5px; margin-bottom: 3px; }
.feat p { font-size: 14.5px; color: var(--t2); line-height: 1.65; }

/* ---- 七步之路 ---- */
.path { padding: 76px 0; }

.path-line {
  position: relative;
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
}

.path-line::before {
  content: '';
  position: absolute;
  left: 6%;
  right: 6%;
  top: 23px;
  height: 2px;
  background: #D8E4EC;
}

.step { position: relative; text-align: center; }

.step i {
  position: relative;
  z-index: 1;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--ink-blue);
  color: var(--ink-blue);
  font-style: normal;
  font-size: 18px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.step:last-child i { background: var(--ink-blue); color: #fff; }

.step span {
  display: block;
  margin-top: 12px;
  font-size: 14px;
  color: var(--t2);
  line-height: 1.5;
}

/* ---- 隐私承诺 ---- */
.trust { background: var(--tint-pink); }

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.trust-card {
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 26px 24px;
}

.trust-card svg { display: block; margin-bottom: 14px; }
.trust-card b { display: block; font-size: 17px; margin-bottom: 6px; }
.trust-card p { font-size: 14.5px; color: var(--t2); line-height: 1.7; }

.trust .sec-no { background: var(--ink-rose); }

/* ---- 尾部 CTA ---- */
.cta { text-align: center; padding: 84px 0; }

.cta h2 { font-size: 32px; font-weight: 700; }
.cta p { color: var(--t2); margin-top: 12px; }
.cta .qr { margin: 30px auto 0; }

/* ---- 页脚 ---- */
footer {
  border-top: 1px solid var(--border);
  padding: 34px 0 40px;
  font-size: 13.5px;
  color: var(--t3);
}

.foot-in { display: flex; flex-wrap: wrap; gap: 8px 26px; align-items: center; }
.foot-in a { color: var(--t3); }
.foot-in a:hover { color: var(--ink-blue); }
.beian { margin-left: auto; }

/* ---- 内页（隐私 / 协议）---- */
.doc { max-width: 760px; margin: 0 auto; padding: 56px 28px 80px; }
.doc h1 { font-size: 32px; margin-bottom: 6px; }
.doc .date { color: var(--t3); font-size: 14px; margin-bottom: 36px; }
.doc h2 { font-size: 21px; margin: 36px 0 12px; }
.doc h3 { font-size: 17px; margin: 22px 0 8px; }
.doc p, .doc li { font-size: 15.5px; color: var(--t2); line-height: 1.9; }
.doc ul { padding-left: 22px; margin: 8px 0; }
.doc .back { display: inline-block; margin-top: 44px; }

/* ---- 动效：低刺激 + 尊重系统减弱设置 ---- */
@media (prefers-reduced-motion: no-preference) {
  .float-a, .float-b, .float-c { animation: drift 7s ease-in-out infinite; }
  .float-b { animation-delay: -2.4s; }
  .float-c { animation-delay: -4.8s; }
  @keyframes drift {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-9px); }
  }
}

/* ---- 响应式 ---- */
@media (max-width: 860px) {
  .hero { padding: 44px 0 28px; }
  .hero h1 { font-size: 34px; }
  .hero-grid, .sec-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero-grid .hero-art { order: -1; max-width: 430px; margin: 0 auto; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .sec { padding: 56px 0; }
  .sec h2 { font-size: 25px; }
  .path-line { grid-template-columns: repeat(4, 1fr); gap: 22px 8px; }
  .path-line::before { display: none; }
  .trust-grid { grid-template-columns: 1fr; }
  .top-nav { gap: 16px; }
  .top-nav .hide-m { display: none; }
}

/* ---- 长文页（guide/*，由 scripts/build-web.js 生成）---- */
.article { max-width: 720px; }

.a-notice {
  font-size: 13px;
  color: var(--t3);
  background: var(--tint-cream);
  border-radius: var(--r-sm);
  padding: 10px 16px;
  margin-bottom: 28px;
}

.article h2 {
  font-size: 24px;
  margin: 44px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--ink-blue);
  border-radius: 2px;
  line-height: 1.45;
}

.article h3 { font-size: 18px; margin: 26px 0 10px; }

.article section > p { margin-bottom: 14px; }

.a-toc {
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  margin: 24px 0 8px;
  font-size: 14.5px;
}

.a-toc b { display: block; margin-bottom: 10px; font-size: 15px; }
.a-toc a { display: block; padding: 5px 0; color: var(--t2); }
.a-toc a:hover { color: var(--ink-blue); }

.a-hl {
  background: var(--tint-cream);
  border-radius: var(--r-sm);
  padding: 14px 18px;
  margin: 16px 0;
  font-size: 15.5px;
  color: var(--t1);
  line-height: 1.8;
}

.a-tip {
  background: var(--tint-blue);
  border-radius: var(--r-sm);
  padding: 14px 18px;
  margin: 16px 0;
  font-size: 15px;
  color: var(--t2);
  line-height: 1.8;
}

.a-ul { padding-left: 22px; margin: 12px 0 18px; }
.a-ul li { margin-bottom: 9px; }

.a-num {
  display: flex;
  gap: 14px;
  background: var(--bg);
  border-radius: var(--r-sm);
  padding: 16px 18px;
  margin: 12px 0;
}

.a-num-n {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ink-blue);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.a-num-h { display: block; font-size: 16.5px; margin-bottom: 5px; }
.a-num p { font-size: 15px; }

.a-cmp { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }

.a-cmp-col { border-radius: var(--r-sm); padding: 16px 18px; }
.a-cmp-col span { display: block; font-weight: 700; font-size: 15px; margin-bottom: 8px; }
.a-cmp-col p { font-size: 14.5px; }
.a-cmp-a { background: var(--tint-pink); }
.a-cmp-a span { color: var(--ink-rose); }
.a-cmp-b { background: var(--tint-green); }
.a-cmp-b span { color: var(--ink-green); }

.a-src {
  font-size: 13px;
  color: var(--t3);
  background: var(--bg);
  border-radius: 10px;
  padding: 12px 16px;
  margin: 10px 0 18px;
  line-height: 1.8;
}

.a-stepno {
  display: inline-flex;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--ink-blue);
  color: #fff;
  font-size: 17px;
  align-items: center;
  justify-content: center;
  margin-right: 12px;
  vertical-align: -6px;
}

.a-linklist li { list-style: none; position: relative; padding-left: 18px; }
.a-linklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-blue);
}

.a-inapp {
  display: inline-block;
  font-size: 12px;
  color: var(--ink-green);
  background: var(--tint-green);
  border-radius: 100px;
  padding: 1px 10px;
  margin-left: 8px;
  vertical-align: 1px;
}

.a-cta {
  display: flex;
  gap: 24px;
  align-items: center;
  background: var(--tint-blue);
  border-radius: var(--r-md);
  padding: 26px 28px;
  margin-top: 52px;
}

.a-cta-main b { font-size: 17px; display: block; margin-bottom: 8px; }
.a-cta-main p { font-size: 14.5px; color: var(--t2); }
.a-cta .qr { flex-shrink: 0; padding: 12px 12px 10px; width: 132px; }
.a-cta .qr img { width: 104px; height: 104px; }

/* 首页「专业指南」区块 */
.guides-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 36px;
}

.gcard {
  display: block;
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 26px 26px 22px;
  color: inherit;
  transition: transform .18s ease;
}

.gcard:hover { transform: translateY(-3px); color: inherit; }

.gcard b { display: block; font-size: 18px; margin-bottom: 8px; }
.gcard p { font-size: 14.5px; color: var(--t2); line-height: 1.7; }
.gcard .more { display: inline-block; margin-top: 12px; font-size: 14px; color: var(--ink-blue); }

@media (max-width: 860px) {
  .a-cmp { grid-template-columns: 1fr; }
  .a-cta { flex-direction: column; text-align: center; }
  .guides-grid { grid-template-columns: 1fr; }
}

/* 词典词条 */
.a-term {
  background: var(--card);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow);
  padding: 16px 20px;
  margin-bottom: 12px;
}

.a-term b { font-size: 17px; margin-right: 10px; }
.a-term i { font-style: normal; font-size: 13px; color: var(--t3); margin-right: 10px; }
.a-term-cn { font-size: 14px; color: var(--ink-blue); }
.a-term p { font-size: 14.5px; margin-top: 6px; }

/* 机构卡 */
.a-inst {
  background: var(--card);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  margin-bottom: 12px;
}

.a-inst-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.a-inst-head b { font-size: 16.5px; }

.a-inst-tag {
  font-size: 12.5px;
  color: var(--ink-purple);
  background: var(--tint-purple);
  border-radius: 100px;
  padding: 2px 12px;
}

.a-inst-dept { font-size: 14px; color: var(--ink-blue); margin-top: 4px; }
.a-inst p { font-size: 14.5px; margin-top: 6px; }
.a-inst-meta { font-size: 13px; color: var(--t3); }

/* 指南索引 */
.idx-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 4px 0 12px; }

.idx-item {
  display: block;
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 20px 22px;
  color: inherit;
  transition: transform .18s ease;
}

.idx-item:hover { transform: translateY(-2px); color: inherit; }
.idx-item b { display: block; font-size: 16px; margin-bottom: 6px; line-height: 1.5; }
.idx-item p { font-size: 13.5px; color: var(--t3); line-height: 1.65; }

@media (max-width: 860px) {
  .idx-list { grid-template-columns: 1fr; }
}

/* ---- 资讯频道 ---- */
.top-nav a.on { color: var(--ink-blue); font-weight: 600; }

.cats { display: flex; gap: 10px; margin: 20px 0 22px; flex-wrap: wrap; }

.cats .cat {
  padding: 8px 20px;
  border-radius: 100px;
  background: var(--card);
  box-shadow: var(--shadow);
  font-size: 14.5px;
  color: var(--t2);
  cursor: pointer;
}

.cats .cat.on { background: var(--ink-blue); color: #fff; }

.n-card {
  display: block;
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  margin-bottom: 14px;
  color: inherit;
  transition: transform .18s ease;
}

.n-card:hover { transform: translateY(-2px); color: inherit; }
.n-card b { display: block; font-size: 17px; line-height: 1.55; margin: 8px 0 6px; }
.n-card p { font-size: 14.5px; color: var(--t2); line-height: 1.7; }

.n-head { display: flex; align-items: center; gap: 12px; }

.n-cat {
  font-size: 12.5px;
  padding: 2px 12px;
  border-radius: 100px;
  background: var(--tint-blue);
  color: var(--ink-blue);
}

.n-cat-policy   { background: var(--tint-pink);   color: var(--ink-rose); }
.n-cat-research { background: var(--tint-cream);  color: var(--ink-warm); }
.n-cat-industry { background: var(--tint-blue);   color: var(--ink-blue); }
.n-cat-tech     { background: var(--tint-purple); color: var(--ink-purple); }

.n-date { font-size: 13px; color: var(--t3); }

.n-src {
  display: block;
  font-size: 12.5px;
  color: var(--t3);
  margin-top: 8px;
  line-height: 1.6;
}

.n-more {
  text-align: center;
  padding: 14px;
  margin-top: 8px;
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  color: var(--ink-blue);
  font-size: 15px;
  cursor: pointer;
}

.n-status { text-align: center; color: var(--t3); padding: 28px 0; font-size: 14.5px; }

#d-content p { margin-bottom: 14px; }

/* ---- 用户中心 ---- */
.me-steps p { margin-bottom: 10px; font-size: 16px; }
.me-steps b { color: var(--ink-blue); margin-right: 6px; }

.me-pair { display: flex; gap: 12px; margin: 22px 0 14px; }

.me-pair input {
  flex: 1;
  max-width: 300px;
  height: 54px;
  border: 2px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0 18px;
  font-size: 24px;
  letter-spacing: 6px;
  font-family: var(--font);
  color: var(--t1);
  background: var(--card);
}

.me-pair input:focus { outline: none; border-color: var(--ink-blue); }

.me-pair button {
  height: 54px;
  padding: 0 34px;
  border: none;
  border-radius: var(--r-sm);
  background: var(--ink-blue);
  color: #fff;
  font-size: 17px;
  font-family: var(--font);
  cursor: pointer;
}

.me-pair button:disabled { opacity: .5; }

.me-err { color: var(--ink-rose); font-size: 14.5px; margin-bottom: 8px; }

.me-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }

.me-out { font-size: 14px; color: var(--t3); cursor: pointer; }
.me-out:hover { color: var(--ink-rose); }

/* 扫码登录 */
.me-scan { display: flex; gap: 28px; align-items: center; margin: 24px 0 6px; flex-wrap: wrap; }

.me-qr {
  position: relative;
  width: 200px;
  height: 200px;
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 14px;
  box-sizing: content-box;
  flex-shrink: 0;
}

.me-qr img { width: 200px; height: 200px; display: block; }

.me-qr-mask {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  background: rgba(246, 250, 252, 0.94);
  border-radius: var(--r-md);
  color: var(--t2);
  font-size: 15px;
  line-height: 1.7;
  cursor: pointer;
}

.me-scan-steps p { font-size: 16px; margin-bottom: 12px; }
.me-scan-steps b { color: var(--ink-blue); margin-right: 6px; }
.me-scan-hint { font-size: 13.5px; color: var(--t3); }

.me-alt { margin: 14px 0 18px; }

.me-alt span {
  font-size: 14px;
  color: var(--ink-blue);
  cursor: pointer;
  border-bottom: 1px dashed var(--ink-blue);
}

/* ---- 右上角用户区 ---- */
.top-user { margin-left: 26px; flex-shrink: 0; }

.top-login {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 22px;
  border-radius: 100px;
  background: var(--ink-blue);
  color: #fff !important;
  font-size: 14.5px;
}

.top-login:hover { background: #245B74; }

.top-uc { position: relative; }

.top-uc-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 16px;
  border-radius: 100px;
  border: 1.5px solid var(--ink-blue);
  color: var(--ink-blue);
  font-size: 14.5px;
  cursor: pointer;
  user-select: none;
}

.top-uc-menu {
  display: none;
  position: absolute;
  right: 0;
  top: 44px;
  background: var(--card);
  border-radius: var(--r-sm);
  box-shadow: 0 6px 24px rgba(36, 56, 74, 0.13);
  padding: 8px;
  min-width: 132px;
  z-index: 60;
}

.top-uc.open .top-uc-menu { display: block; }

.top-uc-menu a, .top-uc-menu span {
  display: block;
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 14.5px;
  color: var(--t1);
  cursor: pointer;
}

.top-uc-menu a:hover, .top-uc-menu span:hover { background: var(--bg); color: var(--ink-blue); }

@media (max-width: 860px) {
  .top-user { margin-left: 12px; }
  .top-login { padding: 0 16px; }
  .top-nav .hide-m { display: none; }
}

/* ---- 首页治愈动画（全部 transform/opacity，低刺激、极慢） ---- */
@media (prefers-reduced-motion: no-preference) {
  .anim-cloud-a { animation: cloudDrift 16s ease-in-out infinite alternate; }
  .anim-cloud-b { animation: cloudDrift 12s ease-in-out infinite alternate-reverse; }
  @keyframes cloudDrift {
    from { transform: translateX(0); }
    to   { transform: translateX(20px); }
  }

  .anim-sun {
    transform-box: fill-box;
    transform-origin: center;
    animation: sunBreath 5s ease-in-out infinite alternate;
  }
  @keyframes sunBreath {
    from { transform: scale(1); }
    to   { transform: scale(1.05) rotate(3deg); }
  }

  .anim-star {
    transform-box: fill-box;
    transform-origin: center;
    animation: starTwinkle 3.4s ease-in-out infinite;
  }
  @keyframes starTwinkle {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(0.86) rotate(-4deg); opacity: 0.72; }
  }

  .anim-sprout {
    transform-box: fill-box;
    transform-origin: 50% 100%;
    animation: sproutSway 5.5s ease-in-out infinite alternate;
  }
  @keyframes sproutSway {
    from { transform: rotate(-2.4deg); }
    to   { transform: rotate(2.4deg); }
  }

  /* 呼吸：两人与牵手线同组同步，不会脱开 */
  .anim-breath { animation: breath 3.8s ease-in-out infinite alternate; }
  @keyframes breath {
    from { transform: translateY(0); }
    to   { transform: translateY(-4px); }
  }

  /* 眨眼：偶尔眨一下，第二个人错开节奏 */
  .anim-eye {
    transform-box: fill-box;
    transform-origin: center;
    animation: blink 5.2s linear infinite;
  }
  .anim-eye-2 { animation-duration: 4.4s; animation-delay: 1.3s; }
  @keyframes blink {
    0%, 91%, 97%, 100% { transform: scaleY(1); }
    94%                { transform: scaleY(0.08); }
  }

  /* 小蜗牛：75 秒爬完一趟，身体带一点蠕动 */
  .anim-snail { animation: snailWalk 75s linear infinite; }
  @keyframes snailWalk {
    0%   { transform: translateX(0); opacity: 0; }
    3%   { opacity: 1; }
    93%  { transform: translateX(600px); opacity: 1; }
    96%  { transform: translateX(614px); opacity: 0; }
    100% { transform: translateX(614px); opacity: 0; }
  }
}





/* ---- 银渐层猫咪（hero 内，坐在孩子身边） ---- */
@media (prefers-reduced-motion: no-preference) {
  .anim-cat {
    /* 注意：这组自带 transform 定位，动画只能加在子组上，不能覆盖它 */
  }

  .anim-cat-tail {
    transform-box: fill-box;
    transform-origin: 10% 95%;
    animation: tailSway 3.2s ease-in-out infinite alternate;
  }
  @keyframes tailSway {
    from { transform: rotate(-7deg); }
    to   { transform: rotate(9deg); }
  }

  .anim-cat-eye {
    transform-box: fill-box;
    transform-origin: center;
    animation: blink 6.5s linear infinite 2.2s;
  }

  /* 歪头杀：每 9 秒歪一下，保持一小会儿再回正 */
  .anim-cat-head {
    transform-box: fill-box;
    transform-origin: 50% 88%;
    animation: headTilt 9s ease-in-out infinite;
  }
  @keyframes headTilt {
    0%, 55%, 90%, 100% { transform: rotate(0); }
    62%, 80%           { transform: rotate(-9deg); }
  }
}

/* 相关阅读 */
.a-related {
  margin-top: 44px;
  background: var(--card);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 20px 24px;
}

.a-related b { display: block; font-size: 16px; margin-bottom: 10px; }
.a-related a { display: block; padding: 7px 0; font-size: 15px; border-bottom: 1px solid var(--border); }
.a-related a:last-child { border-bottom: none; }