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

:root{
  --ink:#26171a;
  --ink2:#5b4449;
  --pri:#eb879c;
  --pri-d:#cf6279;
  --sec:#ffb6c1;
  --paper:#fff5f7;
  --card:#ffffff;
  --soft:#ffe9ee;
  --edge:#f4d9e0;
  --r:18px;
  --sh:0 2px 4px rgba(38,23,26,.05),0 14px 30px rgba(235,135,156,.18);
  --sh-sm:0 1px 2px rgba(38,23,26,.06),0 6px 14px rgba(235,135,156,.16);
}

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

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

body{
  margin:0;
  font-family:'Nunito',"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.7;
  color:var(--ink);
  background-color:var(--paper);
  background-image:radial-gradient(1100px 480px at 10% -10%,#ffe3ea 0,rgba(255,227,234,0) 62%),radial-gradient(820px 420px at 94% 2%,#fff0f3 0,rgba(255,240,243,0) 60%);
  background-repeat:no-repeat;
}

h1,h2,h3,.dock-brand,.foot dt{font-family:'Fredoka','Nunito',system-ui,sans-serif;font-weight:600;letter-spacing:.01em}

a{color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--ink);outline-offset:3px;border-radius:10px}

.flow{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  row-gap:18px;
  max-width:1120px;
  margin:0 auto;
  padding:16px 16px 8px;
}

.flow > section{
  grid-column:1;
  background:var(--card);
  border-radius:var(--r);
  padding:24px 20px;
  box-shadow:var(--sh);
  scroll-margin-top:18px;
}

.flow > section > h2{font-size:clamp(20px,2.6vw,26px);line-height:1.35;margin:0 0 12px}
.flow > section h2 > span,.rail-title > span{background:linear-gradient(transparent 62%,var(--sec) 62%,var(--sec) 94%,transparent 94%);padding:0 3px;border-radius:3px}
.flow > section > h3{font-size:19px;margin:22px 0 8px}
.flow > section p{margin:0 0 12px}
.flow > section p:last-child{margin-bottom:0}
.flow > section ul,.flow > section ol{padding-left:22px;margin:0 0 12px}
.flow > section li{margin:5px 0}
.flow > section a{color:var(--pri-d);text-underline-offset:3px}
.flow > section figure{margin:16px 0;padding:0}
.flow > section figcaption{font-size:16px;color:var(--ink2);margin-top:6px}
.flow > section img{max-width:100%;height:auto;display:block;border-radius:14px}
.flow > section aside{background:var(--soft);border-radius:14px;padding:14px 16px;margin:16px 0}
.flow > section blockquote{margin:16px 0;padding:12px 16px;border-left:4px solid var(--pri);background:#fff8fa;border-radius:0 12px 12px 0}
.flow > section table{width:100%;border-collapse:collapse;font-size:16px}
.flow > section th,.flow > section td{border-bottom:1px solid var(--edge);padding:8px 10px;text-align:left}

/* 顶部主视觉 */
.hero{
  position:relative;
  min-height:45vh;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:16px;
  padding:30px 20px 42px;
  border-radius:var(--r);
  background:linear-gradient(140deg,#ffe6ec 0%,#ffd3dd 100%);
  box-shadow:var(--sh);
  overflow:hidden;
  grid-column:1;
}

.hero-title{
  margin:0;
  font-size:clamp(28px,5.2vw,46px);
  line-height:1.22;
  max-width:20ch;
  color:var(--ink);
}

.hero-art{
  width:92px;
  height:92px;
  margin:0;
  border-radius:24px;
  background:var(--card);
  box-shadow:var(--sh-sm);
  display:grid;
  place-items:center;
  overflow:hidden;
  flex:none;
}

.hero-img{width:100%;height:100%;object-fit:cover;border-radius:24px}

.blob{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--pri),var(--sec));
  box-shadow:inset 0 -6px 12px rgba(38,23,26,.12);
}

.hero-band{
  position:absolute;
  left:-6%;
  right:-6%;
  bottom:-16px;
  height:40px;
  background:var(--pri);
  transform:skewY(-1.8deg);
  border-radius:8px;
}

/* 右侧栏 */
.rail{
  grid-column:1;
  background:var(--card);
  border-radius:var(--r);
  padding:14px 14px 12px;
  box-shadow:var(--sh-sm);
}

.rail-title{font-size:17px;margin:0 0 10px;line-height:1.4}
.rail-list{list-style:none;margin:0;padding:0;display:flex;gap:8px;overflow-x:auto;scrollbar-width:thin}
.rail-list li{flex:none}
.rail-list a{
  display:inline-flex;
  align-items:center;
  gap:7px;
  min-height:42px;
  padding:6px 13px;
  border-radius:12px;
  background:var(--soft);
  text-decoration:none;
  font-size:16px;
  white-space:nowrap;
  transition:background .22s ease,transform .22s ease;
}
.rail-list a:hover{background:var(--sec);transform:translateY(-1px)}
.rail-list a[aria-current="true"]{background:var(--pri);color:#fff}

.dot{width:8px;height:8px;border-radius:50%;background:var(--pri);flex:none;box-shadow:0 0 0 3px rgba(235,135,156,.22)}

/* 收尾区块 */
.tail{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:14px;
  background:var(--soft) !important;
}
.tail-copy h2{margin:0;font-size:clamp(19px,2.4vw,24px);line-height:1.4}
.tail-art{margin:0;display:flex;gap:8px;align-items:center}
.tail-chip{width:26px;height:26px;border-radius:9px;background:var(--pri)}
.tail-chip + .tail-chip{background:var(--sec);transform:translateY(8px)}

/* 页脚 */
.foot{
  margin-top:26px;
  background:var(--card);
  border-top:1px solid var(--edge);
  padding:26px 20px 128px;
}
.foot-cols{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr);gap:22px}
.foot-more{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.foot dl{margin:0}
.foot dt{font-size:16px;margin-bottom:8px;line-height:1.4}
.foot dd{margin:0;font-size:16px;color:var(--ink2);line-height:1.65}
.foot dd ul{list-style:none;margin:0;padding:0}
.foot dd a{
  display:inline-flex;
  align-items:center;
  min-height:42px;
  padding:2px 0;
  text-decoration:none;
  color:var(--ink);
  border-bottom:1px solid transparent;
}
.foot dd a:hover{border-bottom-color:var(--pri)}
.foot-bar{
  max-width:1120px;
  margin:20px auto 0;
  padding-top:14px;
  border-top:1px solid var(--edge);
  display:flex;
  flex-wrap:wrap;
  gap:8px 16px;
  align-items:center;
  justify-content:space-between;
  font-size:16px;
  color:var(--ink2);
}
.foot-bar p{margin:0}
.foot-bar a{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  border-radius:999px;
  background:var(--soft);
  text-decoration:none;
  color:var(--ink);
}
.foot-bar a:hover{background:var(--sec)}

/* 底部固定导航 */
.dock{
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  z-index:50;
  background:rgba(255,247,249,.95);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--edge);
  box-shadow:0 -4px 18px rgba(38,23,26,.08);
  padding-bottom:env(safe-area-inset-bottom,0px);
}

.dock-nav{
  display:flex;
  align-items:center;
  gap:8px;
  max-width:1120px;
  margin:0 auto;
  padding:8px 10px;
  overflow-x:auto;
  scrollbar-width:thin;
}

.dock-menu{display:flex;gap:6px;list-style:none;margin:0;padding:0;flex:none}
.dock-menu li{flex:none}
.dock-menu a{
  display:inline-flex;
  align-items:center;
  gap:7px;
  min-height:44px;
  padding:0 13px;
  border-radius:12px;
  text-decoration:none;
  font-size:16px;
  white-space:nowrap;
  transition:background .22s ease;
}
.dock-menu a:hover{background:#ffe0e7}
.dock-menu a[aria-current="true"]{background:var(--sec)}

.dock-brand{
  flex:none;
  margin:0 4px;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 16px;
  border-radius:999px;
  background:var(--pri);
  color:#fff;
  text-decoration:none;
  font-size:16px;
  white-space:nowrap;
  box-shadow:var(--sh-sm);
}

.dock-search{display:flex;gap:6px;align-items:center;flex:none;margin-left:auto}
.dock-input{
  width:104px;
  height:44px;
  padding:0 14px;
  font-size:16px;
  font-family:inherit;
  color:var(--ink);
  border:1px solid var(--edge);
  border-radius:999px;
  background:var(--card);
  transition:width .25s ease,border-color .25s ease;
}
.dock-input:focus{width:146px;border-color:var(--pri)}
.dock-go{
  height:44px;
  padding:0 15px;
  font-size:16px;
  font-family:inherit;
  border:0;
  border-radius:999px;
  background:var(--ink);
  color:#fff;
  cursor:pointer;
}

.off{display:none !important}

/* 滚动出现 */
.js .flow > section,.js .flow > aside{opacity:0;transform:translateY(16px);transition:opacity .28s ease,transform .28s ease}
.js .flow > section.in,.js .flow > aside.in{opacity:1;transform:none}

/* 桌面栅格：右侧栏吸顶 */
@media (min-width:960px){
  .flow{
    grid-template-columns:minmax(0,1fr) 272px;
    column-gap:32px;
    row-gap:22px;
    padding:22px 20px 8px;
  }
  .flow > .hero,.flow > .tail{grid-column:1 / -1}
  .flow > section{padding:30px 30px}
  .rail{
    grid-column:2;
    grid-row:2 / span 40;
    position:sticky;
    top:24px;
    align-self:start;
    padding:18px 16px 16px;
  }
  .rail-list{flex-direction:column;overflow:visible}
  .rail-list a{width:100%}
  .hero{min-height:45vh;padding:44px 40px 56px}
  .hero-art{width:120px;height:120px;border-radius:28px}
  .foot-cols{grid-template-columns:1.5fr 1fr}
  .dock-input{width:130px}
}

@media (max-width:420px){
  .flow{padding:12px 12px 8px}
  .flow > section{padding:20px 16px}
  .hero{padding:24px 16px 34px}
  .hero-art{width:76px;height:76px;border-radius:20px}
  .blob{width:36px;height:36px}
  .dock-input{width:88px}
  .dock-input:focus{width:110px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .flow > section,.js .flow > aside{opacity:1;transform:none;transition:none}
  .rail-list a,.dock-menu a,.dock-input{transition:none}
}

button[aria-expanded]{min-width:44px;min-height:44px}