/* roulang page: index */
:root{
  --c-primary:#12564B;
  --c-primary-d:#0B423A;
  --c-primary-l:#E6F0ED;
  --c-accent:#E4713F;
  --c-accent-d:#C85B2C;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-dark:#0E1513;
  --c-dark-2:#18211E;
  --c-text:#12181A;
  --c-muted:#5A6663;
  --c-line:#E2DFD8;
  --c-live:#D84B3B;
  --c-done:#9AA3A0;
  --c-ok:#2F7A5E;
  --r-card:18px;
  --r-cover:20px;
  --r-btn:12px;
  --r-pill:999px;
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --sh-1:0 1px 2px rgba(18,24,26,.04);
  --sh-2:0 8px 24px rgba(18,24,26,.06);
  --sh-3:0 20px 48px rgba(18,24,26,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --font-num:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}
body.is-locked{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.02em;line-height:1.25;color:var(--c-text);}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.grid-container{max-width:1240px;padding-left:24px;padding-right:24px;margin:0 auto;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--flush-top{padding-top:0;}
.section__head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:48px;flex-wrap:wrap;
}
.section__kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--c-primary);
  text-transform:uppercase;margin-bottom:12px;font-weight:700;
}
.section__kicker::before{content:"";width:22px;height:2px;background:var(--c-accent);display:block;border-radius:2px;}
.section__title{font-size:clamp(1.6rem,3vw,2.25rem);max-width:760px;}
.section__desc{margin-top:14px;color:var(--c-muted);font-size:16px;max-width:700px;}
.textlink{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;color:var(--c-primary);
  position:relative;padding-bottom:3px;
}
.textlink::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--c-accent);transition:width .28s var(--ease);
}
.textlink:hover::after{width:100%;}
.textlink i{transition:transform .28s var(--ease);}
.textlink:hover i{transform:translateX(4px);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn i{font-size:14px;}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--primary:active{transform:translateY(0) scale(.99);box-shadow:var(--sh-1);}
.btn--accent{background:var(--c-accent);color:#fff;border-radius:var(--r-pill);}
.btn--accent:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--accent:active{transform:translateY(0) scale(.99);box-shadow:var(--sh-1);}
.btn--ghost{border-color:var(--c-line);color:var(--c-primary);background:var(--c-surface);border-radius:var(--r-btn);}
.btn--ghost:hover{background:var(--c-primary-l);border-color:var(--c-primary-l);color:var(--c-primary-d);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(0) scale(.99);}
.btn--outline-light{border-color:rgba(255,255,255,.34);color:#fff;background:transparent;border-radius:var(--r-btn);}
.btn--outline-light:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.6);color:#fff;transform:translateY(-1px);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.btn.is-subscribed{background:var(--c-primary-l);color:var(--c-primary-d);border-color:var(--c-primary-l);}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary-d);
  font-size:12px;font-weight:700;letter-spacing:.02em;line-height:1.7;
}
.tag--accent{background:rgba(228,113,63,.14);color:var(--c-accent-d);}
.tag--dark{background:rgba(255,255,255,.12);color:#EAF0EE;}
.badge-live{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-accent);color:#fff;font-size:13px;font-weight:700;
  box-shadow:0 6px 18px rgba(228,113,63,.26);
}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite var(--ease);}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}

/* ---------- 浮动 Dock 导航 ---------- */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:120;padding:18px 0;transition:padding .28s var(--ease);}
.site-header.is-scrolled{padding:12px 0;}
.dock{
  max-width:1100px;margin:0 auto;
  display:flex;align-items:center;gap:16px;
  padding:10px 12px 10px 18px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-2);
  transition:box-shadow .28s var(--ease),background-color .28s var(--ease);
}
.site-header.is-scrolled .dock{box-shadow:var(--sh-3);background:rgba(255,255,255,.94);}
.dock__brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock__mark{
  width:36px;height:36px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(150deg,var(--c-primary) 0%,var(--c-primary-d) 100%);
  color:#fff;font-size:17px;font-weight:700;display:flex;align-items:center;justify-content:center;
  letter-spacing:0;
}
.dock__name{font-size:16px;font-weight:700;color:var(--c-text);letter-spacing:-.02em;white-space:nowrap;}
.dock__menu{display:flex;align-items:center;gap:4px;margin:0 auto;flex-wrap:nowrap;}
.dock__link{
  display:block;padding:8px 12px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--c-muted);white-space:nowrap;
  transition:color .2s var(--ease),background-color .2s var(--ease);
  position:relative;
}
.dock__link:hover{color:var(--c-primary-d);background:var(--c-primary-l);}
.dock__link:active{transform:scale(.98);}
.dock__link.is-active{color:var(--c-primary-d);background:var(--c-primary-l);}
.dock__link.is-active::after{
  content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--c-accent);
}
.dock__actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.dock__icon{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:var(--c-muted);border:1px solid var(--c-line);background:var(--c-surface);
  transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease),transform .2s var(--ease);
}
.dock__icon:hover{color:var(--c-primary-d);border-color:var(--c-primary-l);background:var(--c-primary-l);transform:translateY(-1px);}
.dock__icon:active{transform:translateY(0) scale(.96);}
.dock__toggle{
  display:none;width:42px;height:42px;border-radius:50%;
  border:1px solid var(--c-line);background:var(--c-surface);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.dock__toggle .bar{display:block;width:16px;height:2px;border-radius:2px;background:var(--c-primary-d);transition:transform .25s var(--ease),opacity .25s var(--ease);}
.dock__toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(6px) rotate(45deg);}
.dock__toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0;}
.dock__toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{padding-top:132px;padding-bottom:64px;}
.hero__inner{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:48px;align-items:stretch;min-height:80vh;
}
.hero__left{display:flex;flex-direction:column;gap:24px;min-width:0;}
.hero__eyebrow{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.hero__title{font-size:clamp(2rem,5vw,3.75rem);letter-spacing:-.03em;line-height:1.14;}
.hero__title em{font-style:normal;color:var(--c-primary);position:relative;}
.hero__title em::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:10px;
  background:rgba(228,113,63,.18);z-index:-1;border-radius:3px;
}
.hero__sub{font-size:17px;color:var(--c-muted);max-width:620px;}
.hero__cover{
  position:relative;border-radius:var(--r-cover);overflow:hidden;
  box-shadow:var(--sh-3);background:var(--c-dark);margin-top:8px;
  flex:1 1 auto;min-height:300px;
}
.hero__cover img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;transition:transform .6s var(--ease);}
.hero__cover:hover img{transform:scale(1.02);}
.hero__cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,21,19,0) 42%,rgba(14,21,19,.78) 100%);
}
.hero__cover-tag{position:absolute;top:18px;left:18px;z-index:3;}
.hero__cover-note{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:3;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.hero__cover-note strong{font-size:16px;font-weight:700;display:block;}
.hero__cover-note span{font-size:13px;color:rgba(255,255,255,.76);}
.countdown{display:flex;gap:10px;margin-top:4px;flex-wrap:wrap;}
.countdown__cell{
  background:var(--c-dark);color:#fff;border-radius:14px;
  padding:12px 14px;min-width:78px;text-align:center;box-shadow:var(--sh-2);
}
.countdown__cell small{
  display:block;font-size:11px;letter-spacing:.16em;color:rgba(255,255,255,.6);
  margin-bottom:4px;text-transform:uppercase;
}
.countdown__num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:1.65rem;font-weight:700;line-height:1.1;display:block;
}
.countdown__num.tick{animation:tickIn .12s var(--ease);}
@keyframes tickIn{from{transform:translateY(-4px);opacity:.45;}to{transform:translateY(0);opacity:1;}}
.hero__actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.hero__hint{font-size:13px;color:var(--c-muted);}

.hero__right{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-cover);
  padding:32px 30px;box-shadow:var(--sh-1);display:flex;flex-direction:column;min-width:0;
}
.hero__right h2{font-size:1.25rem;margin-bottom:6px;}
.hero__right .lead{font-size:14px;color:var(--c-muted);margin-bottom:20px;}
.watchlist{display:flex;flex-direction:column;}
.watchlist__item{
  display:flex;gap:18px;padding:16px 0;
  border-bottom:1px solid var(--c-line);
  transition:transform .24s var(--ease);
}
.watchlist__item:last-child{border-bottom:0;padding-bottom:0;}
.watchlist__item:first-child{padding-top:0;}
.watchlist__item:hover{transform:translateX(4px);}
.watchlist__no{
  font-family:var(--font-num);font-size:1.5rem;font-weight:700;color:var(--c-primary);
  line-height:1.1;border-right:2px solid var(--c-primary-l);padding-right:16px;flex:0 0 auto;
}
.watchlist__body strong{display:block;font-size:15px;font-weight:700;color:var(--c-text);}
.watchlist__body span{font-size:13px;color:var(--c-muted);}
.hero__stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px;
  border-top:1px solid var(--c-line);padding-top:20px;
}
.hero__stats b{display:block;font-family:var(--font-num);font-size:1.3rem;color:var(--c-primary-d);font-variant-numeric:tabular-nums;}
.hero__stats small{font-size:12px;color:var(--c-muted);}

/* ---------- 数据条 ---------- */
.statbar{padding:0 0 96px;}
.statbar__box{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
.statbar__item{padding:28px 26px;border-right:1px solid var(--c-line);}
.statbar__item:last-child{border-right:0;}
.statbar__item b{display:block;font-family:var(--font-num);font-size:1.9rem;color:var(--c-primary);font-variant-numeric:tabular-nums;line-height:1.2;}
.statbar__item span{font-size:13px;color:var(--c-muted);}

/* ---------- 资讯列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;}
.post-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
  display:flex;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D9D5CC;}
.post-card__link{display:flex;flex-direction:column;width:100%;color:inherit;}
.post-card__media{overflow:hidden;background:var(--c-primary-l);}
.post-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease);}
.post-card:hover .post-card__media img{transform:scale(1.03);}
.post-card__body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.post-card__title{
  font-size:1.125rem;font-weight:700;line-height:1.5;color:var(--c-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .22s var(--ease);
}
.post-card:hover .post-card__title{color:var(--c-primary);}
.post-card__desc{
  font-size:14px;color:var(--c-muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-muted);border-top:1px solid var(--c-line);padding-top:14px;
}
.post-card__meta i{color:var(--c-primary);transition:transform .26s var(--ease);}
.post-card:hover .post-card__meta i{transform:translateX(4px);}
.empty-state{
  grid-column:1/-1;min-height:240px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  text-align:center;background:var(--c-surface);border:1px dashed var(--c-line);
  border-radius:var(--r-card);padding:40px 24px;
}
.empty-state img{width:96px;height:96px;object-fit:cover;border-radius:16px;opacity:.86;}
.empty-state p{color:var(--c-muted);font-size:15px;}

/* ---------- 看点 / 服务能力 ---------- */
.feature{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px;align-items:start;}
.feature__list{display:flex;flex-direction:column;}
.feature__item{
  display:flex;gap:22px;padding:26px 0;border-bottom:1px solid var(--c-line);
  transition:transform .26s var(--ease);
}
.feature__item:first-child{padding-top:0;}
.feature__item:hover{transform:translateX(4px);}
.feature__no{
  font-family:var(--font-num);font-size:1.5rem;font-weight:700;color:var(--c-primary);
  border-right:1px solid var(--c-line);padding-right:20px;line-height:1.2;flex:0 0 auto;
}
.feature__item h3{font-size:1.125rem;margin-bottom:6px;}
.feature__item p{font-size:14px;color:var(--c-muted);}
.feature__media{position:relative;border-radius:var(--r-cover);overflow:hidden;box-shadow:var(--sh-2);}
.feature__media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.feature__media-cap{
  position:absolute;left:0;right:0;bottom:0;padding:22px 24px;color:#fff;
  background:linear-gradient(180deg,rgba(14,21,19,0) 0%,rgba(14,21,19,.82) 100%);
}
.feature__media-cap strong{display:block;font-size:16px;}
.feature__media-cap span{font-size:13px;color:rgba(255,255,255,.76);}
.feature__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px;}
.feature__stats div{background:var(--c-surface);border:1px solid var(--c-line);border-radius:14px;padding:18px 20px;}
.feature__stats b{display:block;font-family:var(--font-num);font-size:1.5rem;color:var(--c-primary);font-variant-numeric:tabular-nums;}
.feature__stats small{font-size:13px;color:var(--c-muted);}

/* ---------- 进入流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.step{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
  position:relative;overflow:hidden;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.step__no{
  font-family:var(--font-num);font-size:2.4rem;font-weight:700;color:var(--c-primary-l);
  line-height:1;display:block;margin-bottom:14px;
}
.step h3{font-size:1.125rem;margin-bottom:8px;}
.step p{font-size:14px;color:var(--c-muted);}
.step__bar{height:4px;border-radius:4px;background:var(--c-primary-l);margin-top:20px;overflow:hidden;}
.step__bar i{display:block;height:100%;width:38%;background:var(--c-accent);border-radius:4px;}
.step:nth-child(2) .step__bar i{width:66%;}
.step:nth-child(3) .step__bar i{width:100%;}

/* ---------- 回放通栏 ---------- */
.replay{background:var(--c-dark);color:#fff;padding:96px 0;position:relative;overflow:hidden;}
.replay::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.16;
}
.replay .grid-container{position:relative;z-index:2;}
.replay h2{color:#fff;}
.replay .section__kicker{color:#7FC7B4;}
.replay .section__desc{color:rgba(255,255,255,.66);}
.replay .textlink{color:#7FC7B4;}
.replay__rail{
  display:flex;gap:24px;overflow-x:auto;padding:4px 4px 20px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.replay__rail::-webkit-scrollbar{height:6px;}
.replay__rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.22);border-radius:4px;}
.replay__rail::-webkit-scrollbar-track{background:rgba(255,255,255,.06);border-radius:4px;}
.replay-card{
  flex:0 0 300px;scroll-snap-align:start;
  background:var(--c-dark-2);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.replay-card:hover{transform:translateY(-2px);border-color:rgba(127,199,180,.5);box-shadow:0 20px 48px rgba(0,0,0,.35);}
.replay-card__media{position:relative;overflow:hidden;}
.replay-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease);}
.replay-card:hover .replay-card__media img{transform:scale(1.04);}
.replay-card__time{
  position:absolute;right:12px;bottom:12px;
  background:rgba(14,21,19,.82);color:#fff;border-radius:8px;
  padding:2px 8px;font-size:12px;font-family:var(--font-num);font-variant-numeric:tabular-nums;
}
.replay-card__body{padding:20px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.replay-card__body h3{font-size:15px;color:#fff;line-height:1.5;}
.replay-card__body span{display:block;font-size:12px;color:rgba(255,255,255,.55);margin-top:4px;}
.replay-card__body i{color:#7FC7B4;transition:transform .26s var(--ease);flex:0 0 auto;}
.replay-card:hover .replay-card__body i{transform:translateX(4px);}

/* ---------- FAQ ---------- */
.faq{margin-top:8px;border-top:1px solid var(--c-line);}
.faq__item{border-bottom:1px solid var(--c-line);}
.faq__q{
  display:flex;align-items:center;gap:20px;padding:26px 0;cursor:pointer;
  list-style:none;font-size:1.0625rem;font-weight:700;color:var(--c-text);
  transition:color .22s var(--ease);
}
.faq__q::-webkit-details-marker{display:none;}
.faq__q:hover{color:var(--c-primary);}
.faq__no{
  font-family:var(--font-num);font-size:14px;font-weight:700;color:var(--c-primary);
  border-right:1px solid var(--c-line);padding-right:18px;flex:0 0 auto;
}
.faq__text{flex:1 1 auto;}
.faq__icon{
  position:relative;width:16px;height:16px;flex:0 0 auto;
  transition:transform .28s var(--ease);
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
}
.faq__icon::before{left:0;top:7px;width:16px;height:2px;}
.faq__icon::after{top:0;left:7px;width:2px;height:16px;transition:opacity .28s var(--ease);}
.faq__item[open] .faq__icon{transform:rotate(180deg);}
.faq__item[open] .faq__icon::after{opacity:0;}
.faq__a{padding:0 0 26px 56px;color:var(--c-muted);font-size:15px;line-height:1.85;max-width:860px;}

/* ---------- 订阅 CTA ---------- */
.cta{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:24px;
  padding:56px;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);
  gap:48px;align-items:center;box-shadow:var(--sh-2);
}
.cta h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:14px;}
.cta p{color:var(--c-muted);font-size:15px;}
.cta__form{display:flex;gap:12px;flex-wrap:wrap;}
.cta__input{
  flex:1 1 240px;height:48px;padding:0 18px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-bg);color:var(--c-text);
  font-size:15px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease);
}
.cta__input::placeholder{color:#98A29F;}
.cta__input:hover{border-color:#CFCAC0;}
.cta__input:focus{outline:none;border-color:var(--c-primary);background:var(--c-surface);box-shadow:0 0 0 3px rgba(18,86,75,.12);}
.cta__note{font-size:13px;color:var(--c-muted);margin-top:14px;}
.cta__msg{font-size:13px;color:var(--c-ok);margin-top:10px;min-height:20px;}
.cta__list{display:flex;flex-direction:column;gap:12px;margin-top:22px;}
.cta__list li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-muted);}
.cta__list i{color:var(--c-accent);font-size:13px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:80px 0 32px;margin-top:96px;}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer__brand .dock__mark{width:38px;height:38px;}
.footer__brand b{color:#fff;font-size:16px;letter-spacing:-.02em;}
.footer__desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:320px;}
.footer__title{color:#fff;font-size:14px;font-weight:700;margin-bottom:18px;letter-spacing:.02em;}
.footer__links{display:flex;flex-direction:column;gap:10px;}
.footer__links a{
  color:rgba(255,255,255,.66);font-size:14px;
  transition:color .2s var(--ease),transform .2s var(--ease);
  display:inline-block;
}
.footer__links a:hover{color:#7FC7B4;transform:translateX(3px);}
.footer__links a:active{transform:translateX(0);}
.footer__bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer__bottom a{color:rgba(255,255,255,.62);}
.footer__bottom a:hover{color:#7FC7B4;}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:translateY(0);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1279px){
  .dock{max-width:1000px;}
  .dock__name{font-size:15px;}
  .dock__link{padding:8px 10px;font-size:13.5px;}
  .feature{gap:48px;}
}
@media screen and (max-width:1024px){
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .section__head{margin-bottom:36px;}
  .hero{padding-top:120px;}
  .hero__inner{grid-template-columns:1fr;gap:36px;min-height:0;}
  .hero__cover{min-height:260px;}
  .statbar{padding-bottom:72px;}
  .statbar__box{grid-template-columns:repeat(2,1fr);}
  .statbar__item{border-bottom:1px solid var(--c-line);}
  .statbar__item:nth-child(2n){border-right:0;}
  .statbar__item:nth-child(3),.statbar__item:nth-child(4){border-bottom:0;}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
  .feature{grid-template-columns:1fr;gap:36px;}
  .steps{grid-template-columns:1fr;gap:20px;}
  .cta{grid-template-columns:1fr;gap:32px;padding:40px;}
  .replay{padding:72px 0;}
  .site-footer{padding:64px 0 28px;margin-top:72px;}
  .dock__menu{
    position:fixed;top:84px;left:24px;right:24px;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(255,255,255,.97);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border:1px solid var(--c-line);border-radius:24px;
    box-shadow:var(--sh-3);padding:18px;
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s var(--ease);
    max-height:calc(100vh - 120px);overflow-y:auto;margin:0;
  }
  .dock__menu.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .dock__link{height:44px;display:flex;align-items:center;padding:0 16px;font-size:15px;border-radius:14px;}
  .dock__link.is-active::after{display:none;}
  .dock__toggle{display:flex;}
  .dock__actions .btn{display:none;}
}
@media screen and (max-width:768px){
  body{font-size:15.5px;}
  .grid-container{padding-left:20px;padding-right:20px;}
  .hero{padding-top:112px;padding-bottom:48px;}
  .hero__inner{min-height:620px;}
  .hero__title{font-size:clamp(1.85rem,7.4vw,2.6rem);}
  .hero__sub{font-size:15.5px;}
  .countdown__cell{min-width:66px;padding:10px;border-radius:12px;}
  .countdown__num{font-size:1.35rem;}
  .hero__right{padding:26px 22px;}
  .post-grid{grid-template-columns:1fr;gap:20px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .statbar{padding-bottom:56px;}
  .statbar__box{grid-template-columns:1fr;}
  .statbar__item{border-right:0;border-bottom:1px solid var(--c-line);padding:22px;}
  .statbar__item:last-child{border-bottom:0;}
  .feature__stats{grid-template-columns:1fr;}
  .replay{padding:56px 0;}
  .replay-card{flex:0 0 260px;}
  .faq__q{font-size:1rem;gap:14px;padding:22px 0;}
  .faq__a{padding-left:0;}
  .cta{padding:28px 22px;border-radius:20px;}
  .cta__form{flex-direction:column;}
  .cta__input{flex:1 1 auto;width:100%;}
  .cta__form .btn{width:100%;}
  .site-footer{margin-top:56px;padding:56px 0 24px;}
  .footer__bottom{flex-direction:column;align-items:flex-start;}
  .dock{padding:8px 10px 8px 12px;gap:10px;}
  .dock__name{font-size:14px;}
  .dock__toggle{width:40px;height:40px;}
  .dock__menu{left:16px;right:16px;top:78px;}
}
@media screen and (max-width:480px){
  .dock__name{max-width:132px;overflow:hidden;text-overflow:ellipsis;}
  .hero__stats{grid-template-columns:1fr;gap:12px;}
  .hero__actions{flex-direction:column;align-items:stretch;}
  .hero__actions .btn{width:100%;}
  .replay-card{flex:0 0 232px;}
  .feature__no{padding-right:14px;font-size:1.25rem;}
  .post-card__body{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --c-primary:#12564B;
  --c-primary-d:#0B423A;
  --c-primary-l:#E6F0ED;
  --c-accent:#E4713F;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-dark:#0E1513;
  --c-text:#12181A;
  --c-muted:#5A6663;
  --c-line:#E2DFD8;
  --c-live:#D84B3B;
  --c-end:#9AA3A0;
  --c-ok:#2F7A5E;
  --r-card:18px;
  --r-cover:20px;
  --r-btn:12px;
  --sh1:0 1px 2px rgba(18,24,26,.04);
  --sh2:0 8px 24px rgba(18,24,26,.06);
  --sh3:0 20px 48px rgba(18,24,26,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:-apple-system,"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --font-num:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  padding-top:104px;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--c-primary-d);}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;color:var(--c-text);line-height:1.32;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
::selection{background:var(--c-primary);color:#fff;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px;}

.grid-container{max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .24s var(--ease),background-color .24s var(--ease),box-shadow .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh1);}
.btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--primary:active{transform:translateY(0) scale(.99);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-line);}
.btn--ghost:hover{background:var(--c-primary-l);border-color:var(--c-primary);color:var(--c-primary-d);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(0) scale(.99);}
.btn--accent{background:var(--c-accent);color:#fff;border-radius:999px;}
.btn--accent:hover{background:#C95F31;color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--accent:active{transform:translateY(0) scale(.99);}
.btn--sm{height:38px;padding:0 18px;font-size:13.5px;}

/* 顶部浮动 Dock 导航 */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:80;pointer-events:none;}
.site-header .grid-container{pointer-events:none;}
.dock{
  pointer-events:auto;
  display:flex;align-items:center;gap:14px;
  max-width:900px;margin:0 auto;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  box-shadow:var(--sh2);
  transition:box-shadow .3s var(--ease),padding .3s var(--ease),background-color .3s var(--ease);
}
.site-header.is-scrolled .dock{box-shadow:var(--sh3);padding:6px 14px;background:rgba(255,255,255,.94);}
.dock__brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-text);}
.dock__brand:hover{color:var(--c-primary-d);}
.dock__mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;
}
.dock__name{font-size:16px;font-weight:700;letter-spacing:-.01em;white-space:nowrap;}
.dock__menu{display:flex;align-items:center;gap:4px;margin:0 auto;}
.dock__link{
  display:block;padding:8px 12px;border-radius:999px;
  font-size:14px;color:var(--c-muted);white-space:nowrap;
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.dock__link:hover{background:var(--c-primary-l);color:var(--c-primary-d);}
.dock__link.is-active{color:var(--c-primary-d);background:var(--c-primary-l);font-weight:600;}
.dock__actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.dock__icon{
  width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--c-muted);border:1px solid transparent;
  transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.dock__icon:hover{background:var(--c-primary-l);color:var(--c-primary-d);}
.dock__toggle{
  display:none;width:40px;height:40px;border-radius:50%;
  background:transparent;border:1px solid var(--c-line);cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
  padding:0;
}
.dock__toggle .bar{display:block;width:16px;height:2px;background:var(--c-text);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease);}
.dock__toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(6px) rotate(45deg);}
.dock__toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0;}
.dock__toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* 面包屑 */
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--c-muted);margin-bottom:26px;
}
.crumbs a{color:var(--c-muted);position:relative;}
.crumbs a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .26s var(--ease);
}
.crumbs a:hover{color:var(--c-primary-d);}
.crumbs a:hover::after{transform:scaleX(1);}
.crumbs__sep{color:#B9B6AE;}
.crumbs__current{color:var(--c-text);max-width:min(520px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* 文章布局 */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:56px;padding-bottom:100px;}
.article-main{max-width:820px;width:100%;margin:0 auto;min-width:0;}
.article-aside{display:none;}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-primary-l);color:var(--c-primary-d);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.article-title{
  font-size:clamp(1.8rem,3.6vw,2.6rem);
  line-height:1.28;letter-spacing:-.02em;margin-bottom:18px;
}
.meta-row{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13.5px;color:var(--c-muted);margin-bottom:28px;
}
.meta-row .dot{color:#C4C0B8;}
.meta-row i{font-size:12px;margin-right:4px;color:var(--c-end);}
.entry-cover{
  margin:0 0 36px;border-radius:var(--r-cover);overflow:hidden;
  border:1px solid var(--c-line);box-shadow:var(--sh2);background:var(--c-surface);
}
.entry-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s var(--ease);}
.entry-cover:hover img{transform:scale(1.02);}
.entry-cover figcaption{font-size:13px;color:var(--c-muted);text-align:center;padding:12px 16px;}

/* 正文排版 */
.entry{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh1);
  padding:44px clamp(20px,4vw,52px) 40px;
  min-width:0;
}
.entry > *:first-child{margin-top:0;}
.entry p{font-size:16.5px;line-height:1.9;color:#23302E;margin-bottom:20px;}
.entry h2{
  position:relative;font-size:clamp(1.35rem,2.4vw,1.7rem);
  margin:44px 0 18px;padding-left:18px;
}
.entry h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:5px;
  border-radius:3px;background:var(--c-primary);
}
.entry h3{font-size:1.2rem;margin:32px 0 14px;color:var(--c-primary-d);}
.entry h4{font-size:1.05rem;margin:26px 0 12px;}
.entry ul,.entry ol{margin:0 0 22px;padding-left:4px;}
.entry ul li,.entry ol li{
  position:relative;padding-left:22px;margin-bottom:10px;
  line-height:1.85;color:#23302E;
}
.entry ul li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:7px;height:7px;border-radius:50%;background:var(--c-accent);
}
.entry ol{counter-reset:li;}
.entry ol li{counter-increment:li;}
.entry ol li::before{
  content:counter(li,decimal-leading-zero);
  position:absolute;left:0;top:0;
  font-family:var(--font-num);font-size:12.5px;font-weight:700;color:var(--c-primary);
}
.entry blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--c-primary-l);
  border-left:3px solid var(--c-primary);
  border-radius:0 14px 14px 0;
  font-size:16px;line-height:1.85;color:var(--c-primary-d);
}
.entry blockquote p:last-child{margin-bottom:0;}
.entry img{border-radius:var(--r-cover);margin:10px 0;border:1px solid var(--c-line);}
.entry a{border-bottom:1px solid rgba(18,86,75,.35);}
.entry a:hover{border-bottom-color:var(--c-primary-d);}
.entry table{
  width:100%;border-collapse:separate;border-spacing:0;
  margin:26px 0;font-size:15px;border:1px solid var(--c-line);
  border-radius:14px;overflow:hidden;
}
.entry thead th{
  background:var(--c-primary);color:#fff;font-weight:600;
  text-align:left;padding:13px 16px;font-size:14.5px;
}
.entry tbody td{padding:13px 16px;border-top:1px solid var(--c-line);color:#23302E;}
.entry tbody tr:nth-child(even) td{background:#FAF9F6;}
.entry pre{
  background:var(--c-dark);color:#E8EFEC;border-radius:14px;
  padding:20px 22px;overflow-x:auto;font-family:var(--font-num);
  font-size:13.5px;line-height:1.7;margin:24px 0;
}
.entry code{font-family:var(--font-num);font-size:.92em;background:#F1EFE9;padding:2px 6px;border-radius:6px;}
.entry pre code{background:transparent;padding:0;color:inherit;}
.entry hr{border:0;border-top:1px solid var(--c-line);margin:36px 0;}

/* 目录 */
.toc{position:sticky;top:112px;}
.toc__title{font-size:14px;letter-spacing:.06em;color:var(--c-muted);margin-bottom:14px;font-weight:600;}
.toc__list{border-left:1px solid var(--c-line);}
.toc__list a{
  display:block;padding:7px 0 7px 14px;
  font-size:13.5px;color:var(--c-muted);line-height:1.5;
  border-left:2px solid transparent;margin-left:-1px;
  transition:color .22s var(--ease),border-color .22s var(--ease);
}
.toc__list a:hover,.toc__list a.is-current{color:var(--c-primary-d);border-left-color:var(--c-accent);}

/* 空态 */
.empty{
  text-align:center;padding:64px 20px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh1);
}
.empty__art{width:120px;height:120px;margin:0 auto 22px;border-radius:24px;overflow:hidden;opacity:.85;}
.empty__art img{width:100%;height:100%;object-fit:cover;}
.empty h2{font-size:1.5rem;margin-bottom:12px;}
.empty p{color:var(--c-muted);max-width:420px;margin:0 auto 26px;}

/* 相关推荐 */
.related{padding-top:72px;}
.related__head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:26px;}
.related__head h2{font-size:1.5rem;}
.related__head a{font-size:14px;font-weight:600;}
.related__list{display:grid;grid-template-columns:1fr;gap:14px;}
.rcard{
  display:flex;gap:18px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:14px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.rcard:hover{transform:translateY(-2px);box-shadow:var(--sh2);border-color:#D3CFC5;}
.rcard__thumb{flex:0 0 128px;width:128px;border-radius:14px;overflow:hidden;background:var(--c-primary-l);}
.rcard__thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s var(--ease);}
.rcard:hover .rcard__thumb img{transform:scale(1.04);}
.rcard__body{min-width:0;}
.rcard__body h3{font-size:1.05rem;line-height:1.5;margin-bottom:6px;transition:color .22s var(--ease);}
.rcard:hover .rcard__body h3{color:var(--c-primary);}
.rcard__body p{font-size:13.5px;color:var(--c-muted);margin:0;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rcard__meta{font-size:12.5px;color:var(--c-end);margin-top:8px;display:block;}

/* 返回入口 */
.backbar{
  display:flex;flex-wrap:wrap;gap:12px;
  padding-top:40px;margin-top:44px;border-top:1px solid var(--c-line);
}

/* CTA */
.cta-band{background:var(--c-dark);color:#fff;padding:88px 0;margin-top:96px;}
.cta-band .grid-x{align-items:center;row-gap:28px;}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.8vw,2rem);margin-bottom:12px;}
.cta-band p{color:#A9B5B1;margin-bottom:0;max-width:520px;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;}
.cta-form input{
  flex:1 1 220px;height:48px;padding:0 18px;border-radius:12px;
  background:transparent;border:1px solid rgba(255,255,255,.28);
  color:#fff;font-size:15px;font-family:inherit;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.cta-form input::placeholder{color:#7F8C88;}
.cta-form input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(228,113,63,.22);}

/* 页脚 */
.site-footer{background:var(--c-dark);color:#B9C3BF;padding:76px 0 32px;margin-top:0;}
.footer__brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;margin-bottom:16px;}
.footer__desc{font-size:14px;line-height:1.8;color:#8E9A96;max-width:340px;margin:0;}
.footer__title{font-size:14px;color:#fff;letter-spacing:.04em;margin-bottom:16px;font-weight:600;}
.footer__links{display:flex;flex-direction:column;gap:10px;}
.footer__links a{font-size:14px;color:#9BA6A2;transition:color .22s var(--ease),transform .22s var(--ease);width:fit-content;}
.footer__links a:hover{color:#fff;transform:translateX(2px);}
.footer__bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#7C8783;
}
.footer__bottom a{color:#9BA6A2;}
.footer__bottom a:hover{color:#fff;}

/* 动效 */
.fade-up{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.fade-up.is-in{opacity:1;transform:none;}

@media (max-width:768px){
  body{padding-top:92px;}
  .dock{border-radius:24px;padding:8px 12px;gap:10px;justify-content:space-between;}
  .dock__name{font-size:14.5px;}
  .dock__menu{
    position:fixed;top:84px;left:16px;right:16px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border:1px solid var(--c-line);border-radius:24px;
    padding:16px;box-shadow:var(--sh3);
    display:none;
  }
  .dock__menu.is-open{display:flex;}
  .dock__link{height:44px;display:flex;align-items:center;border-radius:14px;font-size:15px;}
  .dock__toggle{display:flex;}
  .dock__icon{display:none;}
  .dock__actions .btn--sm{height:36px;padding:0 14px;font-size:13px;}
  .entry{padding:28px 20px 24px;border-radius:16px;}
  .entry h2{margin-top:34px;}
  .rcard{flex-direction:column;align-items:stretch;}
  .rcard__thumb{flex:none;width:100%;}
  .cta-band{padding:64px 0;margin-top:64px;}
  .site-footer{padding:56px 0 26px;}
}
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 250px;}
  .article-aside{display:block;}
  .article-main{margin:0;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .fade-up{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --c-primary:#12564B;
  --c-primary-d:#0B423A;
  --c-primary-l:#E6F0ED;
  --c-accent:#E4713F;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-dark:#0E1513;
  --c-text:#12181A;
  --c-muted:#5A6663;
  --c-line:#E2DFD8;
  --c-live:#D84B3B;
  --c-done:#9AA3A0;
  --c-ok:#2F7A5E;
  --r-card:18px;
  --r-cover:20px;
  --r-btn:12px;
  --sh1:0 1px 2px rgba(18,24,26,.04);
  --sh2:0 8px 24px rgba(18,24,26,.06);
  --sh3:0 20px 48px rgba(18,24,26,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
}

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

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

body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}

img{max-width:100%;display:block;object-fit:cover;}
a{color:var(--c-primary);text-decoration:none;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:-.02em;}
p{margin:0;}

h1{font-size:clamp(2rem,5vw,3.4rem);}
h2{font-size:clamp(1.6rem,3vw,2.25rem);}
h3{font-size:1.25rem;}

::selection{background:var(--c-primary);color:#fff;}

a:focus-visible,
button:focus-visible,
input:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:2px;
  border-radius:6px;
}

.grid-container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

.grid-x{display:flex;flex-wrap:wrap;margin-left:-14px;margin-right:-14px;}
.grid-x>.cell{flex:0 0 100%;max-width:100%;padding-left:14px;padding-right:14px;}

@media (min-width:641px){
  .medium-6{flex:0 0 50%;max-width:50%;}
  .medium-4{flex:0 0 33.3333%;max-width:33.3333%;}
  .medium-8{flex:0 0 66.6667%;max-width:66.6667%;}
}
@media (min-width:1025px){
  .large-3{flex:0 0 25%;max-width:25%;}
  .large-4{flex:0 0 33.3333%;max-width:33.3333%;}
  .large-5{flex:0 0 41.6667%;max-width:41.6667%;}
  .large-6{flex:0 0 50%;max-width:50%;}
  .large-7{flex:0 0 58.3333%;max-width:58.3333%;}
  .large-8{flex:0 0 66.6667%;max-width:66.6667%;}
  .large-12{flex:0 0 100%;max-width:100%;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  font-size:.98rem;
  font-weight:600;
  cursor:pointer;
  transition:background-color .24s var(--ease),color .24s var(--ease),
             border-color .24s var(--ease),transform .24s var(--ease),
             box-shadow .24s var(--ease);
  white-space:nowrap;
}
.btn--primary{background:var(--c-primary);color:#fff;}
.btn--primary:hover{background:var(--c-primary-d);transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--primary:active{transform:translateY(0) scale(.99);}

.btn--ghost{background:transparent;border-color:var(--c-line);color:var(--c-text);}
.btn--ghost:hover{background:var(--c-primary-l);border-color:var(--c-primary-l);color:var(--c-primary-d);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(0) scale(.99);}

.btn--accent{background:var(--c-accent);color:#fff;border-radius:999px;}
.btn--accent:hover{background:#cf6134;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--accent:active{transform:translateY(0) scale(.99);}

.btn--sm{height:40px;padding:0 18px;font-size:.9rem;}

.btn--block{width:100%;}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 12px;
  border-radius:999px;
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.02em;
}
.tag--accent{background:#FBE7DD;color:#9C431C;}
.tag--muted{background:#EFEDE7;color:var(--c-muted);}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:.8rem;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--c-primary);
  text-transform:uppercase;
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--c-accent);border-radius:2px;}

/* ---------- 顶部 Dock 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  padding-top:16px;
  pointer-events:none;
}
.site-header .grid-container{pointer-events:none;}

.dock{
  pointer-events:auto;
  max-width:880px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:12px;
  padding:9px 12px 9px 14px;
  border:1px solid var(--c-line);
  border-radius:999px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:var(--sh2);
  transition:box-shadow .3s var(--ease),padding .3s var(--ease),background-color .3s var(--ease);
}
.site-header.is-scrolled .dock{
  box-shadow:var(--sh3);
  padding-top:6px;
  padding-bottom:6px;
  background:rgba(255,255,255,.94);
}

.dock__brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--c-text);
}
.dock__mark{
  width:32px;height:32px;
  flex:0 0 32px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:var(--c-primary);
  color:#fff;
  font-weight:700;
  font-size:.95rem;
}
.dock__name{
  font-weight:700;
  font-size:.98rem;
  letter-spacing:-.01em;
  white-space:nowrap;
}

.dock__menu{
  display:flex;
  align-items:center;
  gap:2px;
  flex:1 1 auto;
  justify-content:center;
  min-width:0;
}
.dock__link{
  position:relative;
  display:inline-block;
  padding:8px 10px;
  font-size:.9rem;
  color:var(--c-muted);
  border-radius:999px;
  transition:color .22s var(--ease),background-color .22s var(--ease);
  white-space:nowrap;
}
.dock__link::after{
  content:"";
  position:absolute;
  left:10px;right:10px;bottom:2px;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .28s var(--ease);
}
.dock__link:hover{color:var(--c-primary-d);background:var(--c-primary-l);}
.dock__link.is-active{color:var(--c-primary-d);font-weight:600;background:var(--c-primary-l);}
.dock__link.is-active::after{transform:scaleX(1);}

.dock__actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.dock__icon{
  width:40px;height:40px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:999px;
  color:var(--c-muted);
  border:1px solid var(--c-line);
  background:#fff;
  transition:color .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);
}
.dock__icon:hover{color:var(--c-primary-d);background:var(--c-primary-l);border-color:var(--c-primary-l);}

.dock__toggle{
  display:none;
  width:42px;height:42px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  border:1px solid var(--c-line);
  border-radius:999px;
  background:#fff;
  cursor:pointer;
}
.dock__toggle .bar{
  display:block;
  width:16px;height:2px;
  border-radius:2px;
  background:var(--c-text);
  transition:transform .26s var(--ease),opacity .26s var(--ease);
}
.dock__toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(7px) rotate(45deg);}
.dock__toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0;}
.dock__toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

body.is-locked{overflow:hidden;}

@media (max-width:768px){
  .dock{padding:8px 10px;gap:8px;}
  .dock__name{display:none;}
  .dock__menu{
    position:fixed;
    top:84px;left:16px;right:16px;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:18px;
    background:var(--c-surface);
    border:1px solid var(--c-line);
    border-radius:24px;
    box-shadow:var(--sh3);
    transform:translateY(-16px);
    opacity:0;
    visibility:hidden;
    transition:transform .3s var(--ease),opacity .3s var(--ease),visibility .3s var(--ease);
    max-height:calc(100vh - 120px);
    overflow-y:auto;
  }
  .dock__menu.is-open{transform:translateY(0);opacity:1;visibility:visible;}
  .dock__link{
    display:flex;
    align-items:center;
    min-height:44px;
    padding:0 14px;
    font-size:.98rem;
    border-radius:14px;
  }
  .dock__link::after{display:none;}
  .dock__toggle{display:flex;}
  .dock__actions .btn--accent{display:none;}
}

/* ---------- 分类首屏 ---------- */
.cat-hero{
  position:relative;
  padding:158px 0 72px;
  background:linear-gradient(180deg,#F1EFE9 0%,var(--c-bg) 74%);
  overflow:hidden;
}
.cat-hero::before{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:460px;height:460px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(228,113,63,.14),rgba(228,113,63,0) 68%);
  pointer-events:none;
}
.cat-hero__inner{position:relative;z-index:1;align-items:center;}

.cat-hero__title{max-width:11em;}
.cat-hero__sub{
  margin-top:22px;
  max-width:32em;
  font-size:1.08rem;
  color:var(--c-muted);
}
.cat-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:34px;
}
.cat-hero__note{
  margin-top:22px;
  font-size:.86rem;
  color:var(--c-muted);
  display:flex;
  align-items:center;
  gap:8px;
}
.cat-hero__note i{color:var(--c-ok);}

.cat-figure{
  position:relative;
  border-radius:var(--r-cover);
  overflow:hidden;
  box-shadow:var(--sh3);
  background:#DDD9D0;
}
.cat-figure img{
  width:100%;
  aspect-ratio:4/3;
  transition:transform .5s var(--ease);
}
.cat-figure:hover img{transform:scale(1.03);}
.cat-figure__badge{
  position:absolute;
  top:16px;left:16px;
  height:30px;
  padding:0 14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-radius:999px;
  background:var(--c-primary);
  color:#fff;
  font-size:.76rem;
  font-weight:600;
  letter-spacing:.04em;
}
.cat-figure__badge i{color:var(--c-accent);}

.cat-stats{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
}
.cat-stat{
  flex:1 1 120px;
  padding:16px 18px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:16px;
  box-shadow:var(--sh1);
}
.cat-stat b{
  display:block;
  font-size:1.5rem;
  line-height:1.2;
  color:var(--c-primary);
  font-variant-numeric:tabular-nums;
}
.cat-stat span{font-size:.8rem;color:var(--c-muted);}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--dark{background:var(--c-dark);color:#EDEFEE;}
.section--paper{background:#EFECE4;}

.section__head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:44px;
}
.section__head p{
  margin-top:14px;
  max-width:46em;
  color:var(--c-muted);
}
.section--dark .section__head p{color:#A9B2AF;}
.section__more{
  flex:0 0 auto;
  font-size:.92rem;
  font-weight:600;
  color:var(--c-primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-bottom:1px solid transparent;
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.section__more:hover{border-color:var(--c-primary);}
.section--dark .section__more{color:#E4B79F;}
.section--dark .section__more:hover{border-color:#E4B79F;}

/* ---------- 横向卡片轨 ---------- */
.rail{
  position:relative;
  margin:0 -24px;
  padding:6px 24px 26px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{height:8px;}
.rail::-webkit-scrollbar-track{background:#E7E3DA;border-radius:999px;}
.rail::-webkit-scrollbar-thumb{background:#C7C2B6;border-radius:999px;transition:background .24s var(--ease);}
.rail:hover::-webkit-scrollbar-thumb{background:var(--c-primary);}
.rail__track{display:flex;gap:20px;padding-bottom:6px;}

.tile{
  flex:0 0 306px;
  min-width:306px;
  scroll-snap-align:start;
  display:flex;
  flex-direction:column;
  padding:26px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.tile:hover{transform:translateY(-2px);box-shadow:var(--sh2);border-color:#D5D0C5;}
.tile__index{
  font-family:ui-monospace,"JetBrains Mono",monospace;
  font-size:1.5rem;
  font-weight:700;
  color:var(--c-accent);
  letter-spacing:-.02em;
}
.tile__title{margin-top:14px;font-size:1.125rem;}
.tile__text{margin-top:10px;font-size:.92rem;color:var(--c-muted);}
.tile:hover .tile__title{color:var(--c-primary-d);}
.tile__foot{
  margin-top:auto;
  padding-top:20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-top:1px solid var(--c-line);
  font-size:.8rem;
  color:var(--c-muted);
}

/* ---------- 编号步骤索引 ---------- */
.steps{border-top:1px solid var(--c-line);}
.step{
  display:flex;
  align-items:flex-start;
  gap:28px;
  padding:32px 8px;
  border-bottom:1px solid var(--c-line);
  transition:transform .28s var(--ease),background-color .28s var(--ease);
}
.step:hover{transform:translateX(6px);background:rgba(255,255,255,.6);}
.step__num{
  flex:0 0 92px;
  font-family:ui-monospace,"JetBrains Mono",monospace;
  font-size:2rem;
  font-weight:700;
  color:var(--c-primary);
  line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.step__body h3{font-size:1.2rem;}
.step__body p{margin-top:8px;color:var(--c-muted);font-size:.95rem;max-width:62em;}

/* ---------- 图文排查区 ---------- */
.split__media{
  border-radius:var(--r-cover);
  overflow:hidden;
  box-shadow:var(--sh2);
  background:#DDD9D0;
}
.split__media img{width:100%;aspect-ratio:5/4;transition:transform .5s var(--ease);}
.split__media:hover img{transform:scale(1.03);}

.checklist{margin-top:8px;}
.checklist__item{
  display:flex;
  gap:16px;
  padding:18px 0;
  border-bottom:1px solid var(--c-line);
}
.checklist__item:last-child{border-bottom:0;}
.checklist__icon{
  flex:0 0 34px;
  width:34px;height:34px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  font-size:.85rem;
}
.checklist__item h3{font-size:1.02rem;font-weight:600;letter-spacing:0;}
.checklist__item p{margin-top:6px;font-size:.9rem;color:var(--c-muted);}

/* ---------- 方式对比卡 ---------- */
.way{
  display:flex;
  flex-direction:column;
  height:100%;
  padding:30px 28px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.way:hover{transform:translateY(-3px);box-shadow:var(--sh2);}
.way__top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.way__icon{
  width:48px;height:48px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  font-size:1.15rem;
}
.way h3{margin-top:20px;font-size:1.2rem;}
.way p{margin-top:12px;color:var(--c-muted);font-size:.94rem;}
.way ul{margin-top:18px;display:grid;gap:10px;}
.way li{
  position:relative;
  padding-left:18px;
  font-size:.92rem;
  color:var(--c-muted);
}
.way li::before{
  content:"";
  position:absolute;
  left:0;top:.68em;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--c-accent);
}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--c-line);max-width:920px;}
.faq__item{border-bottom:1px solid var(--c-line);}
.faq__q{
  width:100%;
  display:flex;
  align-items:center;
  gap:20px;
  padding:26px 4px;
  background:transparent;
  border:0;
  text-align:left;
  cursor:pointer;
  color:var(--c-text);
  transition:color .24s var(--ease),padding-left .24s var(--ease);
}
.faq__q:hover{color:var(--c-primary-d);padding-left:10px;}
.faq__q .num{
  font-family:ui-monospace,"JetBrains Mono",monospace;
  font-size:.92rem;
  color:var(--c-primary);
  flex:0 0 34px;
}
.faq__q .txt{flex:1 1 auto;font-size:1.06rem;font-weight:600;letter-spacing:-.01em;}
.faq__q .ico{
  flex:0 0 26px;
  width:26px;height:26px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--c-primary);
  font-size:.85rem;
  transition:transform .3s var(--ease);
}
.faq__q[aria-expanded="true"] .ico{transform:rotate(180deg);}
.faq__a{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .32s var(--ease);
}
.faq__a>div{overflow:hidden;}
.faq__a p{
  padding:0 4px 26px 54px;
  color:var(--c-muted);
  font-size:.95rem;
  max-width:64em;
}
.faq__q[aria-expanded="true"]+.faq__a{grid-template-rows:1fr;}

/* ---------- CTA 订阅带 ---------- */
.cta-band{
  position:relative;
  background:var(--c-dark);
  color:#EDEFEE;
  border-radius:28px;
  padding:52px 44px;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;bottom:-120px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle at 40% 40%,rgba(228,113,63,.22),rgba(228,113,63,0) 70%);
}
.cta-band__inner{position:relative;z-index:1;align-items:center;}
.cta-band h2{font-size:clamp(1.5rem,2.6vw,2rem);}
.cta-band p{margin-top:14px;color:#A9B2AF;font-size:.96rem;max-width:36em;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;}
.cta-form__field{flex:1 1 240px;min-width:0;}
.cta-form input{
  width:100%;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-btn);
  border:1px solid #2C3735;
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:.96rem;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.cta-form input::placeholder{color:#7E8A87;}
.cta-form input:focus{
  outline:none;
  border-color:var(--c-accent);
  background:rgba(255,255,255,.1);
  box-shadow:0 0 0 3px rgba(228,113,63,.22);
}
.cta-form__hint{
  margin-top:14px;
  font-size:.82rem;
  color:#8B9794;
}
.cta-form__hint.is-error{color:#F0A18A;}
.cta-form__hint.is-ok{color:#8ED4B4;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-dark);
  color:#C3CAC8;
  padding:80px 0 32px;
  margin-top:0;
}
.site-footer .grid-padding-x{display:flex;flex-wrap:wrap;margin-left:-14px;margin-right:-14px;}
.site-footer .grid-padding-x>.cell{padding-left:14px;padding-right:14px;flex:0 0 100%;max-width:100%;}

.footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:1.05rem;
  letter-spacing:-.01em;
}
.footer__desc{
  margin-top:18px;
  font-size:.9rem;
  color:#8B9794;
  max-width:30em;
}
.footer__title{
  font-size:.82rem;
  letter-spacing:.12em;
  color:#fff;
  text-transform:uppercase;
  margin-bottom:18px;
  font-weight:700;
}
.footer__links{display:grid;gap:12px;}
.footer__links a{
  color:#9FA9A6;
  font-size:.92rem;
  transition:color .22s var(--ease),transform .22s var(--ease);
  display:inline-block;
}
.footer__links a:hover{color:#fff;transform:translateX(3px);}

.footer__bottom{
  margin-top:56px;
  padding-top:24px;
  border-top:1px solid #222C2A;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  font-size:.82rem;
  color:#7E8A87;
}
.footer__bottom a{color:#9FA9A6;}
.footer__bottom a:hover{color:#fff;}

@media (min-width:641px){
  .site-footer .medium-6{flex:0 0 50%;max-width:50%;}
}
@media (min-width:1025px){
  .site-footer .large-2{flex:0 0 16.6667%;max-width:16.6667%;}
  .site-footer .large-3{flex:0 0 25%;max-width:25%;}
  .site-footer .large-4{flex:0 0 33.3333%;max-width:33.3333%;}
}

/* ---------- 入场动效 ---------- */
.reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .6s var(--ease),transform .6s var(--ease);
}
.reveal.is-visible{opacity:1;transform:translateY(0);}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none;}
  .tile:hover,.way:hover,.step:hover{transform:none;}
  .cat-figure:hover img,.split__media:hover img{transform:none;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0;}
  .cat-hero{padding:138px 0 56px;}
  .cta-band{padding:44px 30px;}
}

@media (max-width:768px){
  body{font-size:16px;}
  .grid-container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .section__head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px;}
  .cat-hero{padding:124px 0 48px;}
  .cat-hero__actions .btn{flex:1 1 100%;}
  .rail{margin:0 -20px;padding:4px 20px 22px;}
  .tile{flex:0 0 270px;min-width:270px;padding:22px;}
  .step{flex-direction:column;gap:10px;padding:26px 4px;}
  .step__num{flex:0 0 auto;font-size:1.6rem;}
  .faq__a p{padding-left:4px;}
  .cta-band{border-radius:22px;padding:34px 22px;}
  .cta-form{flex-direction:column;}
  .cta-form .btn{width:100%;}
  .footer__bottom{flex-direction:column;align-items:flex-start;}
}

@media (max-width:480px){
  .cat-stat{flex:1 1 100%;}
  .dock__menu{top:76px;left:12px;right:12px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#12564B;
  --c-primary-d:#0B423A;
  --c-primary-l:#E6F0ED;
  --c-accent:#E4713F;
  --c-accent-d:#C75C2E;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-dark:#0E1513;
  --c-text:#12181A;
  --c-muted:#5A6663;
  --c-line:#E2DFD8;
  --c-live:#D84B3B;
  --c-done:#9AA3A0;
  --c-ok:#2F7A5E;
  --r-card:18px;
  --r-media:20px;
  --r-btn:12px;
  --r-pill:999px;
  --sh1:0 1px 2px rgba(18,24,26,.04);
  --sh2:0 8px 24px rgba(18,24,26,.06);
  --sh3:0 20px 48px rgba(18,24,26,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:-apple-system,"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:120px;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background-color:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s var(--ease);}
a:hover,a:focus{color:var(--c-primary-d);}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.28;color:var(--c-text);}
p{margin:0;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px;}

/* ---------- 容器与网格 ---------- */
.grid-container{
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.grid-x{margin-left:-16px;margin-right:-16px;}
.grid-x>.cell{padding-left:16px;padding-right:16px;}
@media screen and (max-width:768px){
  .grid-container{padding-left:20px;padding-right:20px;}
  .grid-x{margin-left:-10px;margin-right:-10px;}
  .grid-x>.cell{padding-left:10px;padding-right:10px;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn--accent{background:var(--c-accent);color:#fff;border-color:var(--c-accent);box-shadow:var(--sh1);}
.btn--accent:hover,.btn--accent:focus{background:var(--c-accent-d);border-color:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--accent:active{transform:translateY(0) scale(.99);}
.btn--primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary);}
.btn--primary:hover,.btn--primary:focus{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--primary:active{transform:translateY(0) scale(.99);}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn--ghost:hover,.btn--ghost:focus{background:var(--c-primary-l);color:var(--c-primary-d);border-color:var(--c-primary-d);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(0) scale(.99);}
.btn--ghost-light{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.55);}
.btn--ghost-light:hover,.btn--ghost-light:focus{background:#fff;color:var(--c-dark);border-color:#fff;transform:translateY(-1px);}
.btn--ghost-light:active{transform:translateY(0) scale(.99);}
.btn--sm{padding:9px 18px;font-size:14px;border-radius:10px;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:600;
  font-size:15px;
  color:var(--c-primary);
  padding-bottom:2px;
  background-image:linear-gradient(var(--c-accent),var(--c-accent));
  background-repeat:no-repeat;
  background-position:0 100%;
  background-size:0% 2px;
  transition:background-size .28s var(--ease),color .22s var(--ease);
}
.link-arrow:hover,.link-arrow:focus{background-size:100% 2px;color:var(--c-primary-d);}
.link-arrow i{transition:transform .24s var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- Dock 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  padding:16px 0 0;
  pointer-events:none;
}
.site-header .grid-container{pointer-events:auto;}
.dock{
  display:flex;
  align-items:center;
  gap:16px;
  max-width:1000px;
  margin:0 auto;
  padding:10px 12px 10px 16px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh2);
  transition:box-shadow .28s var(--ease),padding .28s var(--ease);
}
.site-header.is-stuck .dock{box-shadow:var(--sh3);padding-top:7px;padding-bottom:7px;}
.dock__brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-text);flex:0 0 auto;}
.dock__brand:hover{color:var(--c-primary);}
.dock__mark{
  width:34px;height:34px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary);
  color:#fff;font-weight:700;font-size:16px;
  border-radius:11px;
  letter-spacing:0;
}
.dock__name{font-weight:700;font-size:15.5px;letter-spacing:-.01em;white-space:nowrap;}
.dock__menu{display:flex;align-items:center;gap:2px;margin:0 0 0 auto;}
.dock__link{
  display:inline-block;
  padding:8px 12px;
  font-size:14px;
  color:var(--c-muted);
  border-radius:var(--r-pill);
  white-space:nowrap;
  transition:color .22s var(--ease),background-color .22s var(--ease);
}
.dock__link:hover,.dock__link:focus{color:var(--c-primary);background:var(--c-primary-l);}
.dock__link.is-active{color:var(--c-primary-d);background:var(--c-primary-l);font-weight:600;}
.dock__actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.dock__icon{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  color:var(--c-muted);
  border:1px solid var(--c-line);
  background:#fff;
  transition:color .22s var(--ease),border-color .22s var(--ease),background-color .22s var(--ease);
}
.dock__icon:hover,.dock__icon:focus{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-l);}
.dock__toggle{
  display:none;
  width:42px;height:38px;
  border:1px solid var(--c-line);
  background:#fff;
  border-radius:12px;
  cursor:pointer;
  padding:9px 10px;
  flex-direction:column;
  justify-content:space-between;
}
.dock__toggle .bar{display:block;height:2px;width:100%;background:var(--c-primary);border-radius:2px;transition:transform .26s var(--ease),opacity .2s var(--ease);}
.dock__toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(8px) rotate(45deg);}
.dock__toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0;}
.dock__toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-8px) rotate(-45deg);}

@media screen and (max-width:1024px){
  .dock{gap:10px;padding:9px 10px 9px 14px;}
  .dock__link{padding:8px 9px;font-size:13.5px;}
  .dock__name{font-size:14.5px;}
}
@media screen and (max-width:768px){
  .site-header{padding-top:12px;}
  .dock{border-radius:24px;justify-content:space-between;}
  .dock__toggle{display:flex;}
  .dock__name{font-size:14.5px;}
  .dock__actions .dock__icon{display:none;}
  .dock__actions .btn{padding:8px 14px;font-size:13.5px;}
  .dock__menu{
    position:fixed;
    top:82px;left:14px;right:14px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    margin:0;
    padding:14px;
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:24px;
    box-shadow:var(--sh3);
    max-height:calc(100vh - 120px);
    overflow-y:auto;
  }
  .dock__menu.is-open{display:flex;}
  .dock__menu li{width:100%;}
  .dock__link{display:flex;align-items:center;height:44px;padding:0 14px;border-radius:14px;font-size:15px;width:100%;}
}
@media screen and (max-width:480px){
  .dock__name{display:none;}
}

/* ---------- 通栏大图 Hero ---------- */
.hero-full{
  position:relative;
  min-height:80vh;
  display:flex;
  align-items:flex-end;
  padding:170px 0 68px;
  overflow:hidden;
  background-color:var(--c-dark);
}
.hero-full__media{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  transform:scale(1.03);
}
.hero-full__veil{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(14,21,19,.62) 0%,rgba(14,21,19,.34) 36%,rgba(14,21,19,.80) 74%,rgba(14,21,19,.94) 100%);
}
.hero-full__inner{position:relative;z-index:2;width:100%;color:#fff;}
.hero-full__inner h1{
  color:#fff;
  font-size:clamp(2rem,5vw,3.5rem);
  margin:18px 0 18px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);}
.crumbs a{color:rgba(255,255,255,.86);}
.crumbs a:hover,.crumbs a:focus{color:#fff;}
.crumbs span{color:rgba(255,255,255,.42);}
.hero-full__badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  font-size:13px;
  border-radius:var(--r-pill);
  background:rgba(228,113,63,.16);
  border:1px solid rgba(228,113,63,.62);
  color:#F6C6AE;
  letter-spacing:.02em;
}
.hero-full__sub{
  max-width:640px;
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.82);
}
.hero-full__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-full__stats{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:44px;
  padding-top:26px;
  border-top:1px solid rgba(255,255,255,.2);
}
.hero-full__stat{padding-right:40px;margin-right:40px;border-right:1px solid rgba(255,255,255,.18);}
.hero-full__stat:last-child{padding-right:0;margin-right:0;border-right:0;}
.hero-full__stat b{
  display:block;
  font-family:var(--mono);
  font-size:1.75rem;
  font-weight:700;
  color:#fff;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.hero-full__stat span{font-size:13.5px;color:rgba(255,255,255,.68);}

@media screen and (max-width:768px){
  .hero-full{min-height:620px;padding:150px 0 52px;}
  .hero-full__sub{font-size:15.5px;}
  .hero-full__stats{margin-top:32px;padding-top:20px;gap:20px 0;}
  .hero-full__stat{padding-right:24px;margin-right:24px;}
  .hero-full__stat b{font-size:1.4rem;}
}
@media screen and (max-width:480px){
  .hero-full__stat{padding-right:18px;margin-right:18px;}
  .hero-full__stat b{font-size:1.2rem;}
  .hero-full__stat span{font-size:12.5px;}
}

/* ---------- 板块基础 ---------- */
.section{padding:96px 0;}
.section--tint{background:#EFEDE7;}
.section--plain{background:var(--c-surface);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.12em;
  color:var(--c-primary);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";display:inline-block;width:22px;height:2px;background:var(--c-accent);border-radius:2px;}
.sec-title{font-size:clamp(1.6rem,3vw,2.25rem);margin-bottom:18px;}
.sec-lead{color:var(--c-muted);font-size:16.5px;max-width:62ch;}
.sec-head{max-width:760px;margin-bottom:52px;}

@media screen and (max-width:1024px){
  .section{padding:72px 0;}
  .sec-head{margin-bottom:40px;}
}
@media screen and (max-width:768px){
  .section{padding:56px 0;}
  .sec-head{margin-bottom:32px;}
  .sec-lead{font-size:15.5px;}
}

/* ---------- 准备清单 ---------- */
.check-list{display:flex;flex-direction:column;gap:16px;}
.check-item{
  display:flex;
  gap:18px;
  padding:24px 26px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.check-item:hover{transform:translateY(-2px);box-shadow:var(--sh2);border-color:#D3CEC4;}
.check-item__no{
  flex:0 0 40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  border-radius:12px;
  font-family:var(--mono);
  font-weight:700;
  font-size:14px;
}
.check-item h3{font-size:1.0625rem;margin-bottom:6px;}
.check-item p{color:var(--c-muted);font-size:15px;}

/* ---------- 编号索引列表 ---------- */
.index-list{border-top:1px solid var(--c-line);}
.index-item{
  display:flex;
  gap:32px;
  padding:32px 4px;
  border-bottom:1px solid var(--c-line);
  transition:transform .26s var(--ease);
}
.index-item:hover{transform:translateX(4px);}
.index-item__no{
  flex:0 0 64px;
  font-family:var(--mono);
  font-size:1.5rem;
  font-weight:700;
  color:var(--c-primary);
  letter-spacing:-.02em;
  line-height:1.3;
}
.index-item__body{max-width:74ch;}
.index-item__body h3{font-size:1.25rem;margin-bottom:10px;}
.index-item__body p{color:var(--c-muted);font-size:15.5px;margin-bottom:14px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-block;
  padding:4px 12px;
  font-size:12.5px;
  border-radius:var(--r-pill);
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  border:1px solid #CFE0DA;
}
.tag--accent{background:#FCEDE5;color:var(--c-accent-d);border-color:#F3D3C2;}
.tag--muted{background:#EFEDE7;color:var(--c-muted);border-color:var(--c-line);}

@media screen and (max-width:768px){
  .index-item{flex-direction:column;gap:10px;padding:24px 2px;}
  .index-item__no{font-size:1.25rem;}
  .index-item__body h3{font-size:1.125rem;}
}

/* ---------- 图文分栏 ---------- */
.media-card{
  margin:0;
  border-radius:var(--r-media);
  overflow:hidden;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  box-shadow:var(--sh2);
}
.media-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s var(--ease);}
.media-card:hover img{transform:scale(1.03);}
.media-card figcaption{
  padding:14px 20px 18px;
  font-size:13px;
  color:var(--c-muted);
  text-align:center;
  border-top:1px solid var(--c-line);
}
.feature-list{display:flex;flex-direction:column;gap:22px;margin-top:30px;}
.feature-list li{display:flex;gap:16px;align-items:flex-start;}
.feature-list i{
  flex:0 0 34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:var(--c-primary-l);
  color:var(--c-primary);
  font-size:14px;
}
.feature-list h3{font-size:1.0625rem;margin-bottom:4px;}
.feature-list p{color:var(--c-muted);font-size:15px;}

/* ---------- 卡点卡片 ---------- */
.trouble-card{
  height:100%;
  display:flex;
  flex-direction:column;
  padding:28px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.trouble-card:hover{transform:translateY(-2px);box-shadow:var(--sh2);border-color:#D3CEC4;}
.trouble-card__head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.trouble-card__head i{
  width:38px;height:38px;flex:0 0 38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:#FCEDE5;
  color:var(--c-accent-d);
  font-size:15px;
}
.trouble-card h3{font-size:1.0625rem;}
.trouble-card p{color:var(--c-muted);font-size:15px;}
.trouble-card__foot{margin-top:18px;padding-top:16px;border-top:1px dashed var(--c-line);font-size:13.5px;color:var(--c-done);}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--c-line);}
.faq__item{border-bottom:1px solid var(--c-line);}
.faq__item summary{
  display:flex;
  align-items:flex-start;
  gap:18px;
  padding:24px 4px;
  cursor:pointer;
  list-style:none;
  transition:background-color .22s var(--ease);
}
.faq__item summary::-webkit-details-marker{display:none;}
.faq__item summary:hover{background:rgba(18,86,75,.035);}
.faq__no{
  flex:0 0 40px;
  font-family:var(--mono);
  font-size:14px;
  font-weight:700;
  color:var(--c-primary);
  padding-top:3px;
}
.faq__q{flex:1;font-size:1.0625rem;font-weight:700;color:var(--c-text);line-height:1.6;}
.faq__mark{position:relative;flex:0 0 22px;width:22px;height:22px;margin-top:5px;}
.faq__mark::before,.faq__mark::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
  transition:transform .3s var(--ease),opacity .3s var(--ease);
}
.faq__mark::before{left:0;right:0;top:10px;height:2px;}
.faq__mark::after{top:0;bottom:0;left:10px;width:2px;}
.faq__item[open] .faq__mark::after{transform:rotate(90deg);opacity:0;}
.faq__item[open] .faq__mark::before{background:var(--c-accent);}
.faq__a{
  padding:0 4px 26px 58px;
  color:var(--c-muted);
  font-size:15.5px;
  line-height:1.85;
  max-width:80ch;
}
@media screen and (max-width:768px){
  .faq__a{padding-left:0;}
  .faq__q{font-size:1rem;}
}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--c-dark);
  color:#fff;
  border-radius:28px;
  padding:56px;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:280px;height:280px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(228,113,63,.22),rgba(228,113,63,0) 70%);
}
.cta-band__eyebrow{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.14em;
  color:#E9A483;
  margin-bottom:14px;
}
.cta-band__title{color:#fff;font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:14px;}
.cta-band__text{color:#A9B6B2;font-size:15.5px;max-width:52ch;}
.sub-form{position:relative;z-index:2;}
.sub-form__label{display:block;font-size:13.5px;color:#9AA9A5;margin-bottom:10px;}
.sub-form__row{display:flex;gap:12px;flex-wrap:wrap;}
.sub-form__input{
  flex:1 1 220px;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-btn);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease);
}
.sub-form__input::placeholder{color:#87948F;}
.sub-form__input:hover{border-color:rgba(255,255,255,.42);}
.sub-form__input:focus{
  outline:none;
  border-color:var(--c-accent);
  background:rgba(255,255,255,.08);
  box-shadow:0 0 0 3px rgba(228,113,63,.22);
}
.sub-form__msg{min-height:22px;margin-top:12px;font-size:13px;color:#E9A483;}
.sub-form__msg.is-ok{color:#8FCBB4;}
@media screen and (max-width:768px){
  .cta-band{padding:36px 24px;border-radius:22px;}
  .sub-form__row .btn{flex:1 1 100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-dark);
  color:#A9B6B2;
  padding:76px 0 32px;
  margin-top:96px;
}
.footer__brand{display:flex;align-items:center;gap:12px;color:#fff;font-size:1.0625rem;margin-bottom:16px;}
.footer__desc{font-size:14.5px;line-height:1.85;color:#93A19D;max-width:36ch;}
.footer__title{color:#fff;font-size:1rem;margin-bottom:16px;}
.footer__links{display:flex;flex-direction:column;gap:10px;}
.footer__links a{
  color:#A9B6B2;
  font-size:14.5px;
  transition:color .22s var(--ease),transform .22s var(--ease);
}
.footer__links a:hover,.footer__links a:focus{color:#fff;transform:translateX(3px);}
.footer__bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  margin-top:52px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;
  color:#8C9A96;
}
.footer__bottom a{color:#A9B6B2;}
.footer__bottom a:hover,.footer__bottom a:focus{color:#fff;}
@media screen and (max-width:768px){
  .site-footer{padding:56px 0 28px;margin-top:56px;}
  .footer__bottom{flex-direction:column;align-items:flex-start;}
}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .62s var(--ease),transform .62s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
}

/* roulang page: category3 */
:root{
  --c-primary:#12564B;
  --c-primary-d:#0B423A;
  --c-primary-l:#E6F0ED;
  --c-accent:#E4713F;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-dark:#0E1513;
  --c-text:#12181A;
  --c-muted:#5A6663;
  --c-line:#E2DFD8;
  --c-live:#D84B3B;
  --c-done:#9AA3A0;
  --c-ok:#2F7A5E;
  --r-card:18px;
  --r-img:20px;
  --r-btn:12px;
  --sh1:0 1px 2px rgba(18,24,26,.04);
  --sh2:0 8px 24px rgba(18,24,26,.06);
  --sh3:0 20px 48px rgba(18,24,26,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--c-primary-d);}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,h5{margin:0 0 .6em;font-weight:700;letter-spacing:-.02em;line-height:1.22;color:var(--c-text);}
h1{font-size:clamp(2rem,5vw,3.5rem);}
h2{font-size:clamp(1.6rem,3vw,2.25rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1.1em;}
ul,ol{margin:0;padding:0;list-style:none;}
.grid-container{width:100%;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--surface{background:var(--c-surface);}
.section--dark{background:var(--c-dark);color:#E8ECEA;}
.section--dark h2,.section--dark h3{color:#fff;}
.section--dark p{color:#A9B4B0;}
::selection{background:var(--c-primary-l);color:var(--c-primary-d);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:10px;}

/* ---------- Dock 导航 ---------- */
.site-header{position:fixed;top:18px;left:0;right:0;z-index:90;}
.site-header .grid-container{max-width:1160px;padding-left:16px;padding-right:16px;}
.dock{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  border-radius:999px;
  box-shadow:var(--sh2);
  padding:10px 12px 10px 16px;
  transition:box-shadow .28s var(--ease),padding .28s var(--ease);
}
.site-header.is-scrolled .dock{box-shadow:var(--sh3);padding-top:6px;padding-bottom:6px;}
.dock__brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-text);text-decoration:none;padding-right:6px;}
.dock__brand:hover{color:var(--c-primary);}
.dock__mark{
  display:grid;place-items:center;width:34px;height:34px;flex:0 0 34px;
  border-radius:11px;background:var(--c-primary);color:#fff;
  font-weight:700;font-size:16px;line-height:1;
}
.dock__name{font-weight:700;font-size:15px;letter-spacing:-.01em;white-space:nowrap;}
.dock__menu{display:flex;align-items:center;gap:2px;flex:1 1 auto;min-width:0;}
.dock__link{
  display:block;padding:8px 12px;border-radius:999px;
  font-size:14px;color:var(--c-muted);white-space:nowrap;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.dock__link:hover{color:var(--c-primary);background:var(--c-primary-l);}
.dock__link.is-active{color:var(--c-primary);background:var(--c-primary-l);font-weight:600;}
.dock__actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.dock__actions .btn{white-space:nowrap;}
.dock__icon{
  display:grid;place-items:center;width:36px;height:36px;border-radius:999px;
  color:var(--c-muted);border:1px solid var(--c-line);background:#fff;
  transition:color .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease);
}
.dock__icon:hover{color:var(--c-primary);background:var(--c-primary-l);border-color:var(--c-primary-l);}
.dock__toggle{
  display:none;flex:0 0 auto;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:38px;padding:0 11px;margin-left:auto;
  border:1px solid var(--c-line);border-radius:12px;background:#fff;cursor:pointer;
  transition:background .22s var(--ease),border-color .22s var(--ease);
}
.dock__toggle:hover{background:var(--c-primary-l);border-color:var(--c-primary-l);}
.dock__toggle .bar{display:block;height:2px;width:100%;background:var(--c-text);border-radius:2px;transition:transform .24s var(--ease),opacity .2s var(--ease);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;text-decoration:none;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh1);}
.btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--primary:active{transform:translateY(0) scale(.99);}
.btn--accent{background:var(--c-accent);color:#fff;box-shadow:var(--sh1);}
.btn--accent:hover{background:#CF5F31;color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn--accent:active{transform:translateY(0) scale(.99);}
.btn--ghost{background:rgba(255,255,255,.7);border-color:var(--c-line);color:var(--c-text);}
.btn--ghost:hover{background:var(--c-primary-l);border-color:var(--c-primary-l);color:var(--c-primary);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(0) scale(.99);}
.btn--sm{padding:9px 18px;font-size:14px;border-radius:999px;}

/* ---------- 面包屑 / 标签 ---------- */
.crumb{font-size:13px;color:var(--c-muted);margin-bottom:22px;}
.crumb a{color:var(--c-muted);}
.crumb a:hover{color:var(--c-primary);}
.crumb span{color:var(--c-done);margin:0 7px;}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  background:var(--c-primary-l);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.01em;
}
.pill--accent{background:rgba(228,113,63,.12);color:#B8501F;}
.eyebrow{display:block;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--c-accent);margin-bottom:14px;text-transform:uppercase;}
.sec-head{max-width:760px;margin-bottom:48px;}
.sec-head p{color:var(--c-muted);font-size:16.5px;margin:0;}

/* ---------- 分类首屏 ---------- */
.cat-hero{
  padding:150px 0 76px;
  background:
    radial-gradient(880px 420px at 10% -10%, rgba(18,86,75,.08), transparent 72%),
    radial-gradient(620px 340px at 96% 6%, rgba(228,113,63,.08), transparent 70%),
    var(--c-bg);
}
.cat-hero h1{margin:18px 0 20px;max-width:20ch;}
.cat-hero__lead{font-size:17.5px;line-height:1.9;color:var(--c-muted);max-width:60ch;margin-bottom:30px;}
.cat-hero__cta{display:flex;flex-wrap:wrap;gap:12px;}
.stat-stack{display:grid;gap:12px;}
.stat{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.stat:hover{transform:translateY(-2px);box-shadow:var(--sh2);}
.stat__k{display:block;font-size:13px;color:var(--c-muted);margin-bottom:4px;}
.stat__v{font-size:27px;font-weight:700;color:var(--c-primary);letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.25;}
.stat__v small{font-size:14px;font-weight:500;color:var(--c-muted);letter-spacing:0;}

/* ---------- 编号索引列表 ---------- */
.index-list{border-top:1px solid var(--c-line);}
.index-item{
  display:grid;grid-template-columns:96px minmax(0,1fr) auto;
  gap:26px;align-items:start;
  padding:30px 8px;border-bottom:1px solid var(--c-line);
  transition:transform .26s var(--ease),background .26s var(--ease);
}
.index-item:hover{transform:translateX(4px);background:rgba(255,255,255,.72);}
.index-item__no{
  font-size:34px;font-weight:700;line-height:1;color:var(--c-accent);
  font-variant-numeric:tabular-nums;letter-spacing:-.03em;padding-top:6px;
}
.index-item__body h3{margin-bottom:8px;font-size:1.25rem;}
.index-item__body h3 a{color:inherit;}
.index-item__body h3 a:hover{color:var(--c-primary);}
.index-item__body p{color:var(--c-muted);margin-bottom:14px;max-width:66ch;font-size:15.5px;}
.tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:12.5px;padding:4px 12px;border-radius:999px;
  background:var(--c-primary-l);color:var(--c-primary);font-weight:500;line-height:1.6;
}
.index-item__go{
  display:inline-flex;align-items:center;gap:8px;padding-top:10px;
  font-size:14px;font-weight:600;color:var(--c-primary);white-space:nowrap;
}
.index-item__go i{font-size:12px;transition:transform .24s var(--ease);}
.index-item:hover .index-item__go i{transform:translateX(4px);}

/* ---------- 图文 / 媒体卡 ---------- */
.media-card{
  margin:0;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--c-line);background:var(--c-surface);box-shadow:var(--sh2);
}
.media-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .45s var(--ease);}
.media-card:hover img{transform:scale(1.03);}
.media-card figcaption{font-size:13px;color:var(--c-muted);padding:12px 18px;border-top:1px solid var(--c-line);}

/* ---------- 安装步骤 ---------- */
.steps{position:relative;margin-top:6px;}
.steps::before{
  content:"";position:absolute;left:15px;top:16px;bottom:20px;width:2px;
  background:linear-gradient(180deg,var(--c-primary),var(--c-line));
  border-radius:2px;
}
.step{position:relative;padding-left:56px;margin-bottom:28px;}
.step:last-child{margin-bottom:0;}
.step__dot{
  position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;background:var(--c-surface);
  border:1px solid var(--c-line);box-shadow:var(--sh1);
  font-size:12.5px;font-weight:700;color:var(--c-primary);font-variant-numeric:tabular-nums;
}
.step h3{font-size:1.05rem;margin-bottom:6px;}
.step p{color:var(--c-muted);font-size:15.5px;margin:0;}

/* ---------- 参数表 ---------- */
.table-wrap{
  overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-card);
  background:var(--c-surface);box-shadow:var(--sh1);
}
.spec-table{width:100%;min-width:680px;border-collapse:collapse;margin:0;font-size:15px;}
.spec-table thead th{
  background:var(--c-primary-l);color:var(--c-primary-d);
  font-size:14px;font-weight:700;text-align:left;
  padding:16px 20px;border-bottom:1px solid var(--c-line);white-space:nowrap;
}
.spec-table td{padding:16px 20px;border-bottom:1px solid var(--c-line);vertical-align:top;}
.spec-table tbody tr:nth-child(even){background:#FBFAF7;}
.spec-table tbody tr:last-child td{border-bottom:none;}
.spec-table td:first-child{color:var(--c-muted);font-weight:600;white-space:nowrap;}
.spec-table tbody tr{transition:background .2s var(--ease);}
.spec-table tbody tr:hover{background:var(--c-primary-l);}

/* ---------- 深色校验区 ---------- */
.check-list{display:grid;gap:16px;margin-top:26px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;border-radius:var(--r-card);
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  transition:background .24s var(--ease),transform .24s var(--ease);
}
.check-item:hover{background:rgba(255,255,255,.08);transform:translateX(3px);}
.check-item i{color:var(--c-accent);font-size:15px;margin-top:6px;}
.check-item span{font-size:15.5px;line-height:1.8;color:#C9D2CF;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--c-line);}
.faq__item{border-bottom:1px solid var(--c-line);}
.faq__q{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:22px 4px;background:none;border:0;text-align:left;cursor:pointer;
  color:var(--c-text);font-size:16.5px;font-weight:600;
  transition:color .22s var(--ease);
}
.faq__q:hover{color:var(--c-primary);}
.faq__no{flex:0 0 30px;font-size:13px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;}
.faq__text{flex:1 1 auto;}
.faq__icon{flex:0 0 auto;color:var(--c-muted);transition:transform .3s var(--ease),color .22s var(--ease);}
.faq__item.is-open .faq__icon{transform:rotate(180deg);color:var(--c-primary);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease);}
.faq__a p{padding:0 4px 24px 46px;margin:0;color:var(--c-muted);font-size:15.5px;line-height:1.85;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;
  padding:52px;border-radius:24px;background:var(--c-primary);color:#fff;box-shadow:var(--sh3);
}
.cta-band::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:340px;height:340px;
  border-radius:50%;background:rgba(255,255,255,.06);
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.82);margin:0;max-width:44ch;}
.cta-form{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;}
.cta-form input{
  flex:1 1 220px;height:48px;padding:0 16px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.10);
  color:#fff;transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.cta-form input::placeholder{color:rgba(255,255,255,.62);}
.cta-form input:focus{outline:none;border-color:#fff;background:rgba(255,255,255,.16);box-shadow:0 0 0 3px rgba(255,255,255,.18);}
.form-hint{flex-basis:100%;margin:0;font-size:13px;color:rgba(255,255,255,.72);}
.form-hint.is-warn{color:#FFD9C7;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#C9D2CF;padding:76px 0 28px;}
.footer__brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;margin-bottom:14px;}
.footer__brand .dock__mark{background:var(--c-accent);}
.footer__desc{color:#98A5A1;font-size:14.5px;max-width:36ch;margin:0;}
.footer__title{font-size:14px;color:#fff;letter-spacing:.03em;margin-bottom:16px;}
.footer__links{display:flex;flex-direction:column;gap:10px;}
.footer__links a{color:#A9B4B0;font-size:14.5px;}
.footer__links a:hover{color:#fff;}
.footer__bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:#8B9793;
}
.footer__bottom a{color:#A9B4B0;}
.footer__bottom a:hover{color:#fff;}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0;}
  .section--tight{padding:60px 0;}
  .cat-hero{padding:140px 0 60px;}
  .index-item{grid-template-columns:72px minmax(0,1fr) auto;gap:20px;}
  .index-item__no{font-size:30px;}
  .cta-band{grid-template-columns:1fr;padding:40px;}
}
@media (max-width:900px){
  .dock{padding:9px 10px 9px 14px;border-radius:22px;}
  .dock__toggle{display:flex;}
  .dock__brand{margin-right:0;}
  .dock__name{font-size:14px;}
  .dock__actions .dock__icon{display:none;}
  .dock__menu{
    position:fixed;left:16px;right:16px;top:84px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border:1px solid var(--c-line);border-radius:24px;
    box-shadow:var(--sh3);padding:14px;
    max-height:calc(100vh - 130px);overflow:auto;display:none;
  }
  .dock__menu.is-open{display:flex;}
  .dock__link{padding:12px 14px;font-size:15px;border-radius:14px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .grid-container{padding-left:20px;padding-right:20px;}
  .cat-hero{padding:124px 0 48px;}
  .cat-hero__lead{font-size:16.5px;}
  .sec-head{margin-bottom:32px;}
  .index-item{grid-template-columns:1fr;gap:12px;padding:24px 4px;}
  .index-item__no{font-size:26px;padding-top:0;}
  .index-item__go{padding-top:0;}
  .cta-band{padding:32px 24px;border-radius:20px;gap:24px;}
  .faq__a p{padding-left:4px;}
  .footer__bottom{flex-direction:column;justify-content:flex-start;}
}
@media (max-width:520px){
  h1{font-size:clamp(1.7rem,7.4vw,2.2rem);}
  h2{font-size:clamp(1.4rem,5.6vw,1.75rem);}
  .btn{width:100%;}
  .dock__actions .btn{width:auto;}
  .cat-hero__cta{flex-direction:column;}
  .stat{padding:16px 18px;}
  .stat__v{font-size:23px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category4 */
/* ============ 设计变量 ============ */
:root{
  --c-primary:#12564B;
  --c-primary-d:#0B423A;
  --c-primary-l:#E6F0ED;
  --c-accent:#E4713F;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-dark:#0E1513;
  --c-text:#12181A;
  --c-muted:#5A6663;
  --c-line:#E2DFD8;
  --c-live:#D84B3B;
  --c-replay:#9AA3A0;
  --c-ok:#2F7A5E;
  --r-card:18px;
  --r-media:20px;
  --r-btn:12px;
  --sh1:0 1px 2px rgba(18,24,26,.04);
  --sh2:0 8px 24px rgba(18,24,26,.06);
  --sh3:0 20px 48px rgba(18,24,26,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --f-mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,monospace;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease)}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.3;color:var(--c-text)}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
::selection{background:var(--c-primary-l);color:var(--c-primary-d)}

/* ============ 容器 ============ */
.grid-container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ============ 浮动 Dock 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  padding:16px 0 12px;
  pointer-events:none;
}
.site-header .dock{pointer-events:auto}
.dock{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  padding:10px 16px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  border-radius:24px;
  box-shadow:var(--sh2);
  transition:box-shadow .28s var(--ease),padding .28s var(--ease),background-color .28s var(--ease);
}
.site-header.is-scrolled .dock{
  box-shadow:var(--sh3);
  padding-top:6px;
  padding-bottom:6px;
  background:rgba(255,255,255,.94);
}
.dock__brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--c-text);
}
.dock__brand:hover{color:var(--c-text)}
.dock__mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:11px;
  background:var(--c-primary);
  color:#fff;
  font-size:16px;
  font-weight:700;
  letter-spacing:0;
  flex:0 0 34px;
}
.dock__name{
  font-size:16px;
  font-weight:700;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.dock__menu{
  display:flex;
  align-items:center;
  gap:2px;
  margin:0 auto;
  padding:0;
  list-style:none;
}
.dock__link{
  display:inline-block;
  padding:8px 12px;
  border-radius:999px;
  font-size:14px;
  color:var(--c-muted);
  white-space:nowrap;
  transition:color .22s var(--ease),background-color .22s var(--ease);
}
.dock__link:hover{color:var(--c-primary);background:var(--c-primary-l)}
.dock__link.is-active{color:var(--c-primary);background:var(--c-primary-l);font-weight:600}
.dock__actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.dock__icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:50%;
  border:1px solid var(--c-line);
  background:#fff;
  color:var(--c-muted);
  font-size:14px;
  transition:color .22s var(--ease),border-color .22s var(--ease),background-color .22s var(--ease);
}
.dock__icon:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-l)}
.dock__toggle{
  display:none;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  width:42px;
  height:42px;
  padding:0;
  border:1px solid var(--c-line);
  border-radius:12px;
  background:#fff;
  cursor:pointer;
  margin-left:auto;
  transition:border-color .22s var(--ease),background-color .22s var(--ease);
}
.dock__toggle:hover{border-color:var(--c-primary);background:var(--c-primary-l)}
.dock__toggle .bar{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--c-text);
  transition:background-color .22s var(--ease);
}
.dock__toggle:hover .bar{background:var(--c-primary)}
body.no-scroll{overflow:hidden}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .2s var(--ease),background-color .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn--sm{height:38px;padding:0 18px;font-size:14px;border-radius:999px}
.btn--primary{background:var(--c-primary);color:#fff}
.btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn--primary:active{transform:translateY(0) scale(.99)}
.btn--accent{background:var(--c-accent);color:#fff;border-radius:999px}
.btn--accent:hover{background:#D0622F;color:#fff;transform:translateY(-1px);box-shadow:var(--sh2)}
.btn--accent:active{transform:translateY(0) scale(.99)}
.btn--ghost{background:#fff;border-color:var(--c-line);color:var(--c-text)}
.btn--ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-l)}
.btn--ghost:active{transform:scale(.99)}
.btn--onDark{background:#fff;color:var(--c-primary)}
.btn--onDark:hover{background:var(--c-primary-l);color:var(--c-primary-d);transform:translateY(-1px);box-shadow:var(--sh2)}

/* ============ 标签 / 徽章 ============ */
.badge{
  display:inline-block;
  padding:7px 12px;
  border-radius:999px;
  background:var(--c-primary-l);
  color:var(--c-primary);
  font-size:12px;
  font-weight:600;
  line-height:1;
}
.badge--live{background:#FBEAE7;color:var(--c-live)}
.badge--replay{background:#EFF1F0;color:#6E7775}
.badge--soon{background:#FCF1E9;color:var(--c-accent)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin:0 0 18px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--c-primary-l);
  color:var(--c-primary);
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
}
.eyebrow .dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--c-accent);
  display:inline-block;
}

/* ============ 首屏 ============ */
.hero--cat4{
  position:relative;
  overflow:hidden;
  padding:64px 0 88px;
  background:linear-gradient(180deg,#FBFAF6 0%,var(--c-bg) 100%);
}
.hero__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.10;
  pointer-events:none;
}
.hero__grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
}
.hero__title{
  font-size:clamp(2rem,4.2vw,3.4rem);
  line-height:1.18;
  margin-bottom:20px;
}
.hero__sub{
  max-width:560px;
  margin-bottom:30px;
  color:var(--c-muted);
  font-size:17px;
}
.hero__btns{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:36px;
}
.hero__stats{
  display:flex;
  flex-wrap:wrap;
  gap:36px;
  padding-top:24px;
  border-top:1px solid var(--c-line);
}
.hero__stats li{display:flex;flex-direction:column;gap:2px}
.hero__stats b{
  font-family:var(--f-mono);
  font-variant-numeric:tabular-nums;
  font-size:1.5rem;
  color:var(--c-primary);
  letter-spacing:-.02em;
}
.hero__stats span{font-size:13px;color:var(--c-muted)}
.hero__panel{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh2);
  padding:6px 26px;
}
.panel__row{padding:20px 0;border-bottom:1px solid var(--c-line)}
.panel__row:last-child{border-bottom:0}
.panel__row h3{margin:12px 0 6px;font-size:1.0625rem;font-weight:600}
.panel__row p{margin:0;font-size:14px;line-height:1.7;color:var(--c-muted)}

/* ============ 板块通用 ============ */
.section{padding:96px 0}
.section--surface{background:var(--c-surface)}
.section__head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:24px;
  margin-bottom:44px;
}
.section__head h2{
  max-width:660px;
  margin-top:0;
  font-size:clamp(1.6rem,3vw,2.25rem);
}
.section__lead{
  max-width:620px;
  margin:-24px 0 40px;
  color:var(--c-muted);
  font-size:15.5px;
}
.link-more{
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
  padding-bottom:3px;
  border-bottom:1px solid transparent;
  transition:border-color .22s var(--ease);
}
.link-more:hover{border-bottom-color:var(--c-primary)}
.link-more i{margin-left:6px;transition:transform .22s var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* ============ 不等高瀑布流 ============ */
.falls{
  column-count:3;
  column-gap:26px;
}
.fall{
  display:inline-block;
  width:100%;
  break-inside:avoid;
  -webkit-column-break-inside:avoid;
  page-break-inside:avoid;
  margin:0 0 26px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.fall:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh2);
  border-color:#D6D2C9;
}
.fall__media{
  position:relative;
  display:block;
  overflow:hidden;
  background:var(--c-primary-l);
}
.fall__media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .32s var(--ease);
}
.fall:hover .fall__media img{transform:scale(1.03)}
.fall__media--wide{aspect-ratio:16/9}
.fall__media--tall{aspect-ratio:3/4}
.fall__media--square{aspect-ratio:1/1}
.fall__media .badge{
  position:absolute;
  left:14px;
  top:14px;
  box-shadow:var(--sh1);
}
.fall__body{padding:22px 24px 20px}
.fall__title{
  margin-bottom:10px;
  font-size:1.125rem;
  line-height:1.45;
  transition:color .22s var(--ease);
}
.fall:hover .fall__title{color:var(--c-primary)}
.fall__desc{
  margin:0 0 18px;
  font-size:14.5px;
  line-height:1.75;
  color:var(--c-muted);
}
.fall__meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:14px;
  border-top:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-muted);
}
.fall__arrow{
  color:var(--c-primary);
  font-weight:700;
  transition:transform .22s var(--ease);
}
.fall:hover .fall__arrow{transform:translateX(4px)}

/* ============ 深色排期区 ============ */
.schedule{
  background:var(--c-dark);
  color:#EDEFEE;
  padding:96px 0;
}
.schedule h2{color:#fff}
.schedule .section__head{margin-bottom:0}
.schedule .eyebrow{background:rgba(228,113,63,.16);color:#F0A17A}
.schedule .link-more{color:#F0A17A}
.schedule .link-more:hover{border-bottom-color:#F0A17A}
.sched-list{
  margin-top:44px;
  border-top:1px solid rgba(255,255,255,.12);
}
.sched-item{
  display:grid;
  grid-template-columns:88px minmax(0,1fr) auto;
  align-items:center;
  gap:24px;
  padding:22px 16px 22px 0;
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background-color .24s var(--ease),padding-left .24s var(--ease);
}
.sched-item:hover{background:rgba(255,255,255,.035);padding-left:14px}
.sched-item .num{
  font-family:var(--f-mono);
  font-variant-numeric:tabular-nums;
  font-size:1.5rem;
  color:var(--c-accent);
  line-height:1;
}
.sched-item h3{
  margin-bottom:4px;
  font-size:1.0625rem;
  font-weight:600;
  color:#fff;
}
.sched-item p{
  margin:0;
  font-size:14px;
  color:rgba(237,239,238,.62);
}
.sched-item .time{
  font-family:var(--f-mono);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  color:rgba(237,239,238,.78);
  white-space:nowrap;
}

/* ============ 观看流程 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.step{
  position:relative;
  padding:28px 24px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.step:hover{
  transform:translateY(-3px);
  box-shadow:var(--sh2);
  border-color:#D9D5CC;
}
.step__num{
  display:block;
  margin-bottom:16px;
  font-family:var(--f-mono);
  font-variant-numeric:tabular-nums;
  font-size:1.375rem;
  font-weight:700;
  color:var(--c-accent);
  line-height:1;
}
.step h3{margin-bottom:10px;font-size:1.0625rem}
.step p{margin:0;font-size:14.5px;line-height:1.75;color:var(--c-muted)}

/* ============ FAQ ============ */
.faq{margin-top:8px;border-top:1px solid var(--c-line)}
.faq__item{border-bottom:1px solid var(--c-line)}
.faq__q{
  display:flex;
  align-items:center;
  gap:18px;
  padding:26px 0;
  font-size:1.0625rem;
  font-weight:600;
  color:var(--c-text);
  cursor:pointer;
  list-style:none;
  transition:color .22s var(--ease);
}
.faq__q::-webkit-details-marker{display:none}
.faq__q:hover{color:var(--c-primary)}
.faq__num{
  flex:0 0 34px;
  font-family:var(--f-mono);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  font-weight:600;
  color:var(--c-accent);
}
.faq__ic{
  position:relative;
  flex:0 0 20px;
  width:20px;
  height:20px;
  margin-left:auto;
}
.faq__ic::before,
.faq__ic::after{
  content:"";
  position:absolute;
  background:var(--c-muted);
  border-radius:2px;
  transition:transform .24s var(--ease),opacity .24s var(--ease),background-color .24s var(--ease);
}
.faq__ic::before{left:0;top:9px;width:20px;height:2px}
.faq__ic::after{left:9px;top:0;width:2px;height:20px}
.faq__q:hover .faq__ic::before,
.faq__q:hover .faq__ic::after{background:var(--c-primary)}
details[open] .faq__ic::after{transform:rotate(90deg);opacity:0}
details[open] .faq__q{color:var(--c-primary)}
.faq__a{
  max-width:880px;
  padding:0 0 26px 52px;
  font-size:15.5px;
  color:var(--c-muted);
}
.faq__a p{margin:0}

/* ============ CTA ============ */
.cta{
  background:var(--c-primary);
  color:#fff;
  padding:88px 0;
}
.cta__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
}
.cta h2{
  margin-bottom:16px;
  color:#fff;
  font-size:clamp(1.6rem,3vw,2.25rem);
}
.cta p{
  margin:0;
  font-size:15.5px;
  color:rgba(255,255,255,.78);
}
.cta__form{display:flex;flex-wrap:wrap;gap:12px}
.cta__form input{
  flex:1 1 240px;
  min-width:0;
  height:52px;
  padding:0 18px;
  border:1px solid rgba(255,255,255,.32);
  border-radius:var(--r-btn);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:15px;
  transition:border-color .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease);
}
.cta__form input::placeholder{color:rgba(255,255,255,.58)}
.cta__form input:focus{
  outline:none;
  border-color:#fff;
  background:rgba(255,255,255,.12);
  box-shadow:0 0 0 3px rgba(228,113,63,.30);
}
.cta__form .btn{height:52px}
.cta__msg{
  min-height:20px;
  margin:12px 0 0;
  font-size:13px;
  color:#F6C7AE;
}
.cta__note{
  margin:6px 0 0;
  font-size:13px;
  color:rgba(255,255,255,.60);
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-dark);
  color:rgba(237,239,238,.72);
  padding:72px 0 28px;
  font-size:14.5px;
}
.site-footer .grid-x{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px}
.site-footer .cell{padding-left:12px;padding-right:12px;flex:0 0 auto;max-width:100%}
.site-footer .large-4{width:33.3333%}
.site-footer .large-3{width:25%}
.site-footer .large-2{width:16.6667%}
.site-footer .medium-6{width:50%}
.site-footer .small-12{width:100%}
.footer__brand{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
  color:#fff;
  font-size:16px;
}
.footer__desc{
  max-width:330px;
  margin:0;
  font-size:14px;
  line-height:1.8;
  color:rgba(237,239,238,.58);
}
.footer__title{
  margin-bottom:16px;
  font-size:15px;
  font-weight:600;
  color:#fff;
}
.footer__links{display:flex;flex-direction:column;gap:10px}
.footer__links a{
  font-size:14px;
  color:rgba(237,239,238,.66);
  transition:color .22s var(--ease);
}
.footer__links a:hover{color:#fff}
.footer__bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:14px;
  margin-top:56px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(237,239,238,.50);
}
.footer__bottom a{color:rgba(237,239,238,.72)}
.footer__bottom a:hover{color:#fff}

/* ============ 入场动效 ============ */
.js .fade-up{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.js .fade-up.is-in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .dock__toggle{display:flex}
  .dock__menu{
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    max-height:70vh;
    overflow:auto;
    padding:12px;
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:24px;
    box-shadow:var(--sh3);
  }
  .dock__menu.is-open{display:flex}
  .dock__link{padding:12px 16px;font-size:15px;border-radius:14px}
  .dock__actions .dock__icon{display:none}
  .falls{column-count:2}
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta__grid{grid-template-columns:1fr;gap:32px}
  .section{padding:72px 0}
  .schedule{padding:72px 0}
  .site-footer .large-3{width:50%}
  .site-footer .large-2{width:50%}
  .site-footer .large-4{width:100%}
}
@media (max-width:768px){
  body{font-size:16px}
  .grid-container{padding-left:18px;padding-right:18px}
  .dock{padding:8px 12px;border-radius:20px;gap:10px}
  .dock__name{font-size:15px}
  .section{padding:56px 0}
  .schedule{padding:56px 0}
  .falls{column-count:1}
  .hero--cat4{padding:40px 0 56px}
  .hero__stats{gap:22px;justify-content:space-between}
  .hero__stats b{font-size:1.25rem}
  .sched-item{grid-template-columns:56px minmax(0,1fr);gap:14px;padding-right:0}
  .sched-item .time{grid-column:2;font-size:13px}
  .steps{grid-template-columns:1fr}
  .faq__a{padding-left:0}
  .cta{padding:64px 0}
  .site-footer{padding:56px 0 24px}
  .site-footer .large-3,
  .site-footer .large-2,
  .site-footer .medium-6{width:100%}
  .footer__bottom{margin-top:40px}
}
@media (max-width:560px){
  .dock__name{display:none}
  .hero__btns .btn{flex:1 1 100%}
  .cta__form .btn{flex:1 1 100%}
}
@media (max-width:380px){
  .hero__title{font-size:1.7rem}
  .dock{padding:6px 10px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .js .fade-up{opacity:1;transform:none}
}

/* roulang page: category5 */
:root{
  --c-primary:#12564B;
  --c-primary-d:#0B423A;
  --c-primary-l:#E6F0ED;
  --c-accent:#E4713F;
  --c-accent-l:#FBEDE5;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-dark:#0E1513;
  --c-text:#12181A;
  --c-muted:#5A6663;
  --c-line:#E2DFD8;
  --c-live:#D84B3B;
  --c-done:#9AA3A0;
  --c-ok:#2F7A5E;
  --r-card:18px;
  --r-img:20px;
  --r-btn:12px;
  --sh1:0 1px 2px rgba(18,24,26,.04);
  --sh2:0 8px 24px rgba(18,24,26,.06);
  --sh3:0 20px 48px rgba(18,24,26,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:hidden}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:-apple-system,"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.7;
  letter-spacing:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.28;color:var(--c-text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,textarea{font-family:inherit;font-size:15px}

.grid-container{max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.grid-x{display:flex;flex-wrap:wrap}
.grid-padding-x{margin-left:-12px;margin-right:-12px}
.grid-padding-x > .cell{padding-left:12px;padding-right:12px}
.cell{width:100%}

/* ============ 顶部 Dock 导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  padding:16px 0 0;
}
.dock{
  position:relative;
  display:flex;
  align-items:center;
  gap:14px;
  max-width:920px;
  margin:0 auto;
  padding:8px 10px 8px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  box-shadow:var(--sh2);
  transition:box-shadow .28s var(--ease),transform .28s var(--ease);
}
.site-header.is-scrolled .dock{box-shadow:var(--sh3);transform:translateY(-2px)}
.dock__brand{
  display:flex;align-items:center;gap:9px;
  color:var(--c-text);font-weight:700;letter-spacing:-.02em;white-space:nowrap;
  padding:4px 4px 4px 0;border-radius:999px;
}
.dock__brand:hover{color:var(--c-primary)}
.dock__mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  background:var(--c-primary);color:#fff;
  display:grid;place-items:center;
  font-size:15px;font-weight:700;letter-spacing:0;
}
.dock__name{font-size:15px}
.dock__menu{
  display:flex;align-items:center;gap:2px;
  margin:0 auto;padding:0;
}
.dock__link{
  display:inline-block;
  padding:8px 10px;
  border-radius:999px;
  font-size:13.5px;
  color:var(--c-muted);
  white-space:nowrap;
}
.dock__link:hover{color:var(--c-primary);background:var(--c-primary-l)}
.dock__link:active{transform:scale(.98)}
.dock__link.is-active{color:var(--c-primary);background:var(--c-primary-l);font-weight:600}
.dock__actions{display:flex;align-items:center;gap:8px}
.dock__icon{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:999px;
  color:var(--c-muted);
  border:1px solid transparent;
  font-size:14px;
}
.dock__icon:hover{color:var(--c-primary);background:var(--c-primary-l);border-color:var(--c-line)}
.dock__toggle{
  display:none;
  flex-direction:column;justify-content:center;align-items:center;gap:4px;
  width:40px;height:40px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:#fff;
  margin-left:auto;
}
.dock__toggle .bar{display:block;width:16px;height:2px;border-radius:2px;background:var(--c-text);transition:transform .26s var(--ease),opacity .26s var(--ease)}
.dock__toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.dock__toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.dock__toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  cursor:pointer;
  transition:transform .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  white-space:nowrap;
}
.btn--sm{height:38px;padding:0 18px;font-size:13.5px;border-radius:10px}
.btn--accent{background:var(--c-accent);color:#fff;box-shadow:var(--sh1)}
.btn--accent:hover{background:#D2602F;color:#fff;box-shadow:var(--sh2);transform:translateY(-1px)}
.btn--accent:active{transform:translateY(0) scale(.99)}
.btn--primary{background:var(--c-primary);color:#fff}
.btn--primary:hover{background:var(--c-primary-d);color:#fff;box-shadow:var(--sh2);transform:translateY(-1px)}
.btn--primary:active{transform:translateY(0) scale(.99)}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-line);background-color:#fff}
.btn--ghost:hover{background:var(--c-primary-l);border-color:var(--c-primary-l);color:var(--c-primary-d);transform:translateY(-1px)}
.btn--ghost:active{transform:translateY(0) scale(.99)}
.btn--dark-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.32)}
.btn--dark-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.5);color:#fff}
.btn--block{width:100%}

/* ============ 通用排版件 ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--c-primary-l);
  color:var(--c-primary-d);
  font-size:13px;font-weight:600;letter-spacing:.02em;
  margin-bottom:20px;
}
.eyebrow i{font-size:11px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-head{max-width:720px;margin-bottom:48px}
.section-head h2{font-size:clamp(1.6rem,3vw,2.25rem);margin-bottom:16px}
.section-head p{color:var(--c-muted);font-size:16.5px;line-height:1.85}
.lead{color:var(--c-muted);font-size:16.5px;line-height:1.85}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--c-primary-l);color:var(--c-primary-d);
  font-size:12.5px;font-weight:600;
}
.tag--accent{background:var(--c-accent-l);color:#B4522A}
.tag--muted{background:#EFEDE7;color:var(--c-muted)}
.rule{height:1px;background:var(--c-line);border:0;margin:0}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14.5px}
.link-arrow i{transition:transform .22s var(--ease)}
.link-arrow:hover i{transform:translateX(4px)}

/* ============ 首屏 ============ */
.hero{
  padding:150px 0 88px;
  background:
    radial-gradient(1100px 520px at 82% -12%, rgba(18,86,75,.10), transparent 66%),
    linear-gradient(180deg,#FBF9F5 0%, var(--c-bg) 100%);
  border-bottom:1px solid var(--c-line);
}
.hero .grid-x{align-items:center}
.hero__copy h1{
  font-size:clamp(2rem,5vw,3.5rem);
  margin-bottom:22px;
  max-width:16ch;
}
.hero__lead{
  color:var(--c-muted);
  font-size:17px;
  line-height:1.9;
  max-width:56ch;
  margin-bottom:32px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.hero__stats{
  display:flex;flex-wrap:wrap;gap:12px 40px;
  padding-top:26px;border-top:1px solid var(--c-line);
}
.stat b{display:block;font-size:26px;font-weight:700;color:var(--c-primary);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{font-size:13.5px;color:var(--c-muted)}
.hero__figure{
  position:relative;
  margin:0 0 0 12px;
  border-radius:var(--r-img);
  overflow:hidden;
  box-shadow:var(--sh3);
  border:1px solid var(--c-line);
  background:#fff;
}
.hero__figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero__figure figcaption{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(14,21,19,.82);
  color:#fff;
  padding:12px 16px;
  border-radius:14px;
  font-size:13.5px;line-height:1.6;
}
.hero__badge{
  position:absolute;top:16px;left:16px;
  background:var(--c-accent);color:#fff;
  padding:6px 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;
  box-shadow:var(--sh2);
}

/* ============ 交替图文 ============ */
.alt{padding:88px 0}
.alt + .alt{padding-top:0}
.alt__inner{
  display:flex;flex-wrap:wrap;align-items:center;
  gap:48px;
}
.alt__media{flex:1 1 460px;min-width:280px}
.alt__media figure{margin:0;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh2);border:1px solid var(--c-line);background:#fff}
.alt__media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .4s var(--ease)}
.alt__media figure:hover img{transform:scale(1.03)}
.alt__body{flex:1 1 440px;min-width:280px}
.alt__body h2{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:18px;max-width:20ch}
.alt__body > p{color:var(--c-muted);font-size:16.5px;line-height:1.88;margin-bottom:28px;max-width:52ch}
.alt--reverse .alt__media{order:2}
.alt--reverse .alt__body{order:1}

.check-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 0;
  border-bottom:1px solid var(--c-line);
}
.check-list li:last-child{border-bottom:0}
.check-list i{
  flex:0 0 22px;height:22px;margin-top:4px;
  display:grid;place-items:center;
  border-radius:8px;background:var(--c-primary-l);color:var(--c-primary);
  font-size:11px;
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.check-list li:hover i{background:var(--c-accent);color:#fff}
.check-list li:hover{transform:translateX(4px)}
.check-list li{transition:transform .24s var(--ease)}
.check-list span{font-size:15.5px;color:var(--c-text)}

.num-list{}
.num-list li{
  display:flex;gap:18px;
  padding:18px 0;
  border-bottom:1px solid var(--c-line);
  transition:transform .24s var(--ease);
}
.num-list li:hover{transform:translateX(4px)}
.num-list li:last-child{border-bottom:0}
.num-list .no{
  flex:0 0 46px;
  font-family:ui-monospace,"JetBrains Mono",monospace;
  font-size:20px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;
  line-height:1.5;
}
.num-list h3{font-size:16.5px;margin-bottom:4px}
.num-list p{font-size:14.5px;color:var(--c-muted);line-height:1.75}

/* ============ 进度条 ============ */
.progress-wrap{margin-top:28px}
.progress-label{
  display:flex;justify-content:space-between;
  font-size:13px;color:var(--c-muted);margin-bottom:10px;
}
.progress{
  height:10px;border-radius:999px;background:#ECE9E2;overflow:hidden;
}
.progress__bar{
  height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--c-primary),#2A8070);
  width:64%;
  transition:width .6s var(--ease);
}
.state-list{margin-top:28px}
.state-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 0;
  border-bottom:1px dashed var(--c-line);
}
.state-list li:last-child{border-bottom:0}
.dot{
  flex:0 0 10px;width:10px;height:10px;border-radius:50%;margin-top:8px;
}
.dot--wait{background:var(--c-accent)}
.dot--doing{background:var(--c-live)}
.dot--done{background:var(--c-ok)}
.state-list b{display:block;font-size:15.5px;margin-bottom:2px}
.state-list p{font-size:14px;color:var(--c-muted);line-height:1.7}

/* ============ FAQ ============ */
.faq-section{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.faq{max-width:860px}
.faq__item{border-bottom:1px solid var(--c-line)}
.faq__item:first-child{border-top:1px solid var(--c-line)}
.faq__q{
  width:100%;
  display:flex;align-items:center;gap:18px;
  background:transparent;border:0;
  padding:24px 0;
  text-align:left;
  color:var(--c-text);
  font-size:16.5px;font-weight:600;
  line-height:1.6;
  transition:color .22s var(--ease);
}
.faq__q:hover{color:var(--c-primary)}
.faq__no{
  flex:0 0 40px;
  font-family:ui-monospace,"JetBrains Mono",monospace;
  font-size:15px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;
}
.faq__text{flex:1 1 auto}
.faq__icon{
  flex:0 0 32px;width:32px;height:32px;
  display:grid;place-items:center;
  border-radius:999px;
  border:1px solid var(--c-line);
  color:var(--c-primary);
  font-size:14px;
  transition:transform .3s var(--ease),background-color .22s var(--ease),color .22s var(--ease);
}
.faq__q[aria-expanded="true"] .faq__icon{transform:rotate(180deg);background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.faq__a{
  max-height:0;overflow:hidden;
  transition:max-height .34s var(--ease);
}
.faq__a p{
  padding:0 56px 26px 58px;
  color:var(--c-muted);
  font-size:15.5px;
  line-height:1.88;
}

/* ============ CTA ============ */
.cta{
  background:var(--c-dark);
  color:#fff;
  padding:96px 0;
}
.cta .grid-x{align-items:center}
.cta h2{color:#fff;font-size:clamp(1.6rem,3vw,2.25rem);margin-bottom:18px;max-width:20ch}
.cta p{color:rgba(255,255,255,.72);font-size:16.5px;line-height:1.88;max-width:50ch}
.cta__meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cta__meta span{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.86);
}
.form-card{
  background:#fff;
  border-radius:var(--r-card);
  padding:32px;
  box-shadow:var(--sh3);
  color:var(--c-text);
}
.form-card h3{font-size:19px;margin-bottom:8px}
.form-card > p{font-size:14px;color:var(--c-muted);margin-bottom:24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--c-text);margin-bottom:8px}
.field input,.field textarea{
  width:100%;
  padding:0 14px;
  height:48px;
  border-radius:var(--r-btn);
  border:1px solid var(--c-line);
  background:#FCFBF8;
  color:var(--c-text);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease);
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#A6ACA8}
.field input:focus,.field textarea:focus{
  outline:none;
  border-color:var(--c-primary);
  background:#fff;
  box-shadow:0 0 0 4px rgba(18,86,75,.10);
}
.form-note{font-size:12.5px;color:var(--c-muted);margin-top:14px;line-height:1.6}
.form-tip{font-size:13px;color:var(--c-accent);margin-top:8px;min-height:18px}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-dark);
  color:rgba(255,255,255,.72);
  padding:72px 0 28px;
  border-top:1px solid rgba(255,255,255,.08);
}
.site-footer .dock__mark{background:var(--c-accent)}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer__brand b{color:#fff;font-size:16px;font-weight:700;letter-spacing:-.02em}
.footer__desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:42ch}
.footer__title{color:#fff;font-size:14px;font-weight:700;margin-bottom:18px;letter-spacing:.02em}
.footer__links{display:flex;flex-direction:column;gap:10px}
.footer__links a{
  color:rgba(255,255,255,.66);
  font-size:14px;
  width:fit-content;
  border-bottom:1px solid transparent;
  transition:color .22s var(--ease),border-color .22s var(--ease);
}
.footer__links a:hover{color:#fff;border-color:var(--c-accent)}
.footer__bottom{
  margin-top:56px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:12px 24px;
  justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer__bottom a{color:rgba(255,255,255,.7)}
.footer__bottom a:hover{color:#fff}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .dock{padding:8px 10px}
  .dock__menu{
    position:absolute;
    top:calc(100% + 10px);
    left:0;right:0;
    display:block;
    background:#fff;
    border:1px solid var(--c-line);
    border-radius:24px;
    box-shadow:var(--sh3);
    padding:0 14px;
    margin:0;
    max-height:0;
    overflow:hidden;
    opacity:0;
    visibility:hidden;
    transition:max-height .34s var(--ease),opacity .28s var(--ease),padding .28s var(--ease),visibility .28s;
  }
  .dock__menu.is-open{max-height:520px;opacity:1;visibility:visible;padding:14px}
  .dock__menu li{border-bottom:1px solid var(--c-line)}
  .dock__menu li:last-child{border-bottom:0}
  .dock__link{
    display:flex;align-items:center;
    min-height:44px;
    padding:0 12px;
    border-radius:14px;
    font-size:15px;
    width:100%;
  }
  .dock__toggle{display:flex}
  .dock__actions{margin-left:0}
  .dock__name{font-size:14px}
  .section{padding:72px 0}
  .alt{padding:64px 0}
  .hero{padding:130px 0 64px}
  .alt__inner{gap:36px}
  .alt--reverse .alt__media{order:1}
  .alt--reverse .alt__body{order:2}
}

@media screen and (max-width:768px){
  .grid-container{padding-left:20px;padding-right:20px}
  .hero{padding:118px 0 56px}
  .hero__figure{margin:32px 0 0}
  .hero__actions .btn{flex:1 1 100%}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  .alt{padding:48px 0}
  .alt__media,.alt__body{flex:1 1 100%;min-width:0}
  .faq__q{font-size:15.5px;gap:12px;padding:20px 0}
  .faq__no{flex:0 0 30px;font-size:14px}
  .faq__a p{padding:0 0 22px 42px;font-size:15px}
  .cta{padding:64px 0}
  .form-card{padding:24px;margin-top:32px}
  .footer__bottom{margin-top:40px}
}

@media screen and (max-width:520px){
  .dock__name{display:none}
  .dock__actions .btn--sm{padding:0 14px;font-size:13px}
  .hero__copy h1{max-width:none}
  .hero__stats{gap:12px 24px}
  .stat b{font-size:22px}
  .dock__icon{width:34px;height:34px}
}