/* 91网外部CSS：高端优雅、轻奢简约、温暖治愈、响应式 */
:root{
  --bg:#fbf5ec;
  --paper:#fffaf3;
  --ink:#4f463f;
  --muted:#8f7f73;
  --brown:#a88568;
  --blue:#b9cbd2;
  --apricot:#f2d7bf;
  --rose:#d9aaa4;
  --line:rgba(126,99,78,.16);
  --shadow:0 22px 70px rgba(93,75,58,.12);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(circle at 10% 12%, rgba(217,170,164,.24), transparent 28rem),
    radial-gradient(circle at 88% 18%, rgba(185,203,210,.30), transparent 34rem),
    linear-gradient(180deg,#fbf5ec 0%,#fffaf4 48%,#f8efe5 100%);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
  line-height:1.75;
  overflow-x:hidden;
}
body:before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:radial-gradient(rgba(168,133,104,.16) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.32;
  animation:particleBreath 9s ease-in-out infinite;
}
@keyframes particleBreath{0%,100%{opacity:.18;transform:scale(1)}50%{opacity:.36;transform:scale(1.02)}}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.site-header{
  position:sticky;
  top:0;
  z-index:20;
  padding:18px clamp(18px,4vw,58px) 16px;
  backdrop-filter:blur(22px);
  background:rgba(251,245,236,.82);
  border-bottom:1px solid var(--line);
}
.topline{display:flex;align-items:center;justify-content:space-between;gap:18px}
.logo-link,.footer-logo{display:inline-flex;align-items:center}
.logo-link img,.footer-logo img{filter:drop-shadow(0 12px 22px rgba(124,101,82,.12))}
.domain-pill{
  padding:10px 16px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(255,250,243,.72);
  color:var(--muted);
  font-size:14px;
}
.main-nav{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
  margin:18px 0 12px;
}
.main-nav a{
  padding:9px 14px;
  border-radius:999px;
  color:#66584f;
  background:rgba(255,255,255,.45);
  border:1px solid transparent;
  transition:.25s ease;
}
.main-nav a:hover,.main-nav a:focus{
  background:#fffaf3;
  border-color:var(--line);
  box-shadow:0 10px 30px rgba(124,101,82,.10);
}
.fake-search{
  display:flex;
  gap:10px;
  align-items:center;
  max-width:880px;
  position:relative;
}
.fake-search input{
  flex:1;
  min-height:46px;
  border-radius:999px;
  border:1px solid var(--line);
  padding:0 18px;
  background:rgba(255,250,243,.92);
  color:var(--ink);
  outline:none;
}
.fake-search button,.btn{
  border:0;
  border-radius:999px;
  padding:12px 20px;
  color:#fff;
  background:linear-gradient(135deg,#9f7d61,#c9a88f);
  box-shadow:0 16px 36px rgba(140,105,78,.22);
  cursor:pointer;
  font-weight:700;
}
.search-note{
  position:absolute;
  left:18px;
  top:48px;
  margin:0;
  font-size:13px;
  color:var(--brown);
}
.hero{
  min-height:78vh;
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(320px,.98fr);
  align-items:center;
  gap:clamp(28px,5vw,72px);
  padding:clamp(54px,9vw,120px) clamp(18px,6vw,86px);
}
.hero-copy{max-width:780px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 13px;
  border-radius:999px;
  background:rgba(255,250,243,.72);
  color:var(--brown);
  border:1px solid var(--line);
  font-size:14px;
}
h1,h2,h3,h4,h5,h6{line-height:1.22;color:#463a33;margin:0 0 16px}
h1{font-size:clamp(42px,7vw,82px);letter-spacing:-.04em}
h2{font-size:clamp(28px,4vw,48px);letter-spacing:-.02em}
h3{font-size:clamp(20px,2.5vw,28px)}
h4{font-size:20px}
p{margin:0 0 14px;color:#6f6259}
.hero p{font-size:18px;max-width:680px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn.secondary{
  color:#6b5747;
  background:rgba(255,250,243,.88);
  border:1px solid var(--line);
}
.hero-media{
  position:relative;
  border-radius:44px;
  overflow:hidden;
  box-shadow:var(--shadow);
  isolation:isolate;
}
.hero-media:after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.20),rgba(255,255,255,0) 45%,rgba(168,133,104,.20));
}
.hero-media img{width:100%;aspect-ratio:1.07/1;object-fit:cover}
.hero-float{
  position:absolute;
  left:22px;
  bottom:22px;
  z-index:2;
  padding:16px 18px;
  border-radius:22px;
  background:rgba(255,250,243,.82);
  backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,.50);
  box-shadow:0 14px 42px rgba(88,69,51,.14);
}
main section{padding:clamp(54px,8vw,96px) clamp(18px,6vw,86px)}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:24px;
  margin-bottom:28px;
}
.section-head p{max-width:720px}
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{
  position:relative;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(255,250,243,.76);
  box-shadow:0 12px 45px rgba(93,75,58,.08);
  overflow:hidden;
}
.card-pad{padding:24px}
.video-card{
  transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.video-card:hover,.video-card:focus-within{
  transform:translateY(-7px) scale(1.012);
  box-shadow:0 24px 80px rgba(168,133,104,.22),0 0 0 6px rgba(217,170,164,.12);
  border-color:rgba(168,133,104,.32);
}
.video-poster{position:relative;overflow:hidden}
.video-poster img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .45s ease;
}
.video-card:hover .video-poster img{transform:scale(1.06)}
.demo-video{position:absolute;inset:0;width:100%;height:100%;opacity:0;pointer-events:none}
.play-button{
  position:absolute;
  left:50%;
  top:50%;
  transform:translate(-50%,-50%) scale(.92);
  width:72px;
  height:72px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.76);
  background:rgba(255,250,243,.72);
  backdrop-filter:blur(14px);
  box-shadow:0 18px 50px rgba(88,69,51,.18);
  opacity:0;
  transition:.28s ease;
}
.play-button:before{
  content:"";
  position:absolute;
  left:29px;
  top:23px;
  border-left:20px solid #8b735f;
  border-top:13px solid transparent;
  border-bottom:13px solid transparent;
}
.video-card:hover .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}
.meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:12px 0;
  color:#8a796c;
  font-size:13px;
}
.tag{
  display:inline-flex;
  padding:4px 9px;
  border-radius:999px;
  background:rgba(185,203,210,.25);
  color:#6c777b;
}
.stats{display:flex;gap:14px;flex-wrap:wrap;color:#8a796c;font-size:14px;margin-top:12px}
.story-card{min-height:230px}
.story-card h3{margin-bottom:10px}
.gallery-card img{width:100%;aspect-ratio:4/5;object-fit:cover}
.gallery-card h3{font-size:18px;margin:0;padding:18px}
.ai-panel{
  background:
    radial-gradient(circle at 15% 10%,rgba(185,203,210,.36),transparent 24rem),
    linear-gradient(135deg,rgba(255,250,243,.88),rgba(242,215,191,.55));
}
.tool-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.tool{
  padding:22px;
  border-radius:24px;
  background:rgba(255,255,255,.52);
  border:1px solid var(--line);
}
.creator{display:flex;gap:18px;align-items:center}
.creator img{width:86px;height:86px;border-radius:50%;object-fit:cover;box-shadow:0 12px 30px rgba(93,75,58,.12)}
.quote:before{content:"“";font-size:56px;line-height:0;color:var(--rose);display:block;margin-top:18px}
.partner-wall{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
.partner-wall img{border-radius:22px;border:1px solid var(--line)}
.faq-grid{margin-top:24px}
.faq details{
  border:1px solid var(--line);
  border-radius:22px;
  padding:18px 20px;
  background:rgba(255,250,243,.72);
}
.faq summary{cursor:pointer;font-weight:800;color:#5f5147}
.contact-panel{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:22px;
  align-items:stretch;
}
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{padding:12px 0;border-bottom:1px solid var(--line)}
.breadcrumb{
  padding:24px clamp(18px,6vw,86px) 0;
  color:#8a796c;
  font-size:14px;
}
.page-hero{padding-top:62px}
.article-list .card{padding:24px}
.site-footer{
  padding:54px clamp(18px,6vw,86px);
  background:#efe4d7;
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1fr;gap:24px}
.qr{width:160px;border-radius:24px;border:1px solid rgba(126,99,78,.18);box-shadow:0 18px 44px rgba(93,75,58,.10)}
.back-top{display:inline-flex;margin-top:24px;color:#7b6049;font-weight:800}
.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}
@media (max-width:1050px){
  .hero,.contact-panel{grid-template-columns:1fr}
  .grid-4,.grid-5,.partner-wall,.tool-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .site-header{position:relative}
  .topline,.section-head{align-items:flex-start;flex-direction:column}
  .fake-search{flex-direction:column;align-items:stretch}
  .search-note{position:static;margin-left:4px}
  .hero{padding-top:44px}
  .grid-3,.grid-4,.grid-5,.grid-2,.tool-list,.partner-wall,.footer-grid{grid-template-columns:1fr}
  h1{font-size:42px}
  main section{padding-left:18px;padding-right:18px}
}