:root{
  --gold:#C6A15B; --gold-hover:#D4B06E; --gold-deep:#A87F3F; --gold-tint:#F5EBD8;
  --dark:#14110D; --dark-2:#1E1A15; --dark-line:#3A3428;
  --on-dark:#F5F0E6; --on-dark-2:#C9C2B4; --on-dark-3:#8C8677;
  --page:#FBFAF7; --card:#FFFFFF; --line:#E5E1D8;
  --ink:#2C2C2A; --ink-2:#6E695E; --ink-3:#9A9484;
  --teal:#0F6E56; --teal-tint:#E1F5EE; --teal-line:#5DCAA5;
  --red:#A32D2D;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--page);color:var(--ink);font-size:15px;line-height:1.7;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;}
.container{max-width:1080px;margin:0 auto;padding:0 22px;}
section[id],aside[id]{scroll-margin-top:72px;}

.nav{background:var(--dark);position:sticky;top:0;z-index:50;border-bottom:0.5px solid var(--dark-line);}
.nav-inner{position:relative;display:flex;align-items:center;gap:22px;padding:12px 22px;max-width:1080px;margin:0 auto;}
.brand{display:flex;align-items:center;gap:9px;flex:none;}
.brand-ring{width:20px;height:20px;border-radius:50%;border:1.5px solid var(--gold);flex:none;}
.brand-name{color:var(--gold);font-size:17px;font-weight:500;letter-spacing:2px;}
.nav-links{flex:1;display:flex;gap:24px;}
.nav-links a{color:var(--on-dark-2);font-size:14px;}
.nav-links a:hover{color:var(--gold);}
.nav-cta{background:var(--gold);color:#1A1510;font-size:13px;font-weight:500;padding:7px 15px;border-radius:20px;white-space:nowrap;}
.nav-cta:hover{background:var(--gold-hover);}
.nav-toggle{display:none;background:none;border:1px solid var(--dark-line);border-radius:8px;padding:6px 10px;cursor:pointer;}
.nav-toggle span{display:block;width:16px;height:1.5px;background:var(--on-dark);margin:3px auto;}

.hero{background:var(--dark);}
.hero-inner{display:flex;gap:44px;align-items:center;padding:54px 22px 62px;max-width:1080px;margin:0 auto;}
.hero-simple .hero-inner{padding:44px 22px 50px;}
.hero-text{flex:1;min-width:0;}
.hero-title{color:var(--on-dark);font-size:34px;font-weight:500;line-height:1.4;}
.hero-sub{color:var(--on-dark-2);font-size:15px;margin-top:14px;line-height:1.9;}
.hero-actions{display:flex;flex-direction:column;gap:12px;margin-top:28px;max-width:360px;}
.hero-note{color:var(--on-dark-3);font-size:12.5px;margin-top:18px;}
.hero-visual{width:270px;flex:none;}
.hero-visual img{width:100%;display:block;border-radius:14px;border:0.5px solid var(--dark-line);}

.btn{display:inline-block;border-radius:8px;font-size:15px;padding:13px 22px;text-align:center;cursor:pointer;border:none;font-family:inherit;}
.btn-primary{background:var(--gold);color:#1A1510;font-weight:500;}
.btn-primary:hover{background:var(--gold-hover);}
.btn-ghost{background:transparent;border:1px solid var(--on-dark-3);color:var(--on-dark);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);}

.section{padding:52px 0;}
.section-white{background:var(--card);}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:22px;}
.section-title{font-size:22px;font-weight:500;color:var(--ink);}
.section-more{font-size:13px;color:var(--ink-3);}

.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.news-card{background:var(--card);border:0.5px solid var(--line);border-radius:12px;padding:20px 22px;}
.news-card h3{font-size:15px;font-weight:500;margin-bottom:8px;}
.news-card.gold h3{color:var(--gold-deep);}
.news-card.teal h3{color:var(--teal);}
.news-item{display:flex;gap:12px;padding:11px 0;border-top:0.5px solid var(--line);}
.news-item:first-of-type{border-top:none;}
.news-date{font-size:12px;color:var(--ink-3);width:38px;flex:none;padding-top:3px;}
.news-title{font-size:14px;color:var(--ink);}
.news-desc{font-size:12.5px;color:var(--ink-2);margin-top:3px;}
.news-more{display:inline-block;margin-top:10px;font-size:13px;}
.news-card.gold .news-more{color:var(--gold-deep);}
.news-card.teal .news-more{color:var(--teal);}

.wu{background:var(--dark-2);border-top:0.5px solid var(--dark-line);border-bottom:0.5px solid var(--dark-line);}
.wu-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 22px;max-width:1080px;margin:0 auto;}
.wu-title{color:var(--gold);font-size:16px;font-weight:500;}
.wu-sub{color:var(--on-dark-3);font-size:12.5px;margin-top:4px;}
.wu-link{color:var(--gold);font-size:13px;white-space:nowrap;}
.wu-p{color:var(--on-dark-2);font-size:14px;max-width:640px;margin:12px 0 24px;}

.trust{background:var(--card);border-bottom:0.5px solid var(--line);}
.trust-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:15px 22px;max-width:1080px;margin:0 auto;}
.trust-text{font-size:13px;color:var(--ink-2);}
.trust-link{font-size:13px;color:var(--gold-deep);font-weight:500;white-space:nowrap;}

.prod-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.prod-card{background:var(--card);border:0.5px solid var(--line);border-radius:12px;padding:24px;}
.prod-tag{display:inline-block;font-size:11px;color:var(--gold-deep);background:var(--gold-tint);border-radius:10px;padding:2px 10px;margin-bottom:12px;}
.prod-card h3{font-size:16px;font-weight:500;color:var(--ink);}
.prod-card p{font-size:13.5px;color:var(--ink-2);margin-top:6px;}
.prod-list{margin:12px 0 0 18px;font-size:13.5px;color:var(--ink-2);}
.prod-list li{margin:5px 0;}

.form-card{background:var(--card);border:0.5px solid var(--line);border-radius:12px;padding:26px;max-width:580px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px;}
.field input,.field select,.field textarea{width:100%;border:0.5px solid var(--line);border-radius:8px;padding:11px 12px;font-size:14px;font-family:inherit;background:#fff;color:var(--ink);}
.field input:focus,.field select:focus{outline:none;border-color:var(--gold);}
.form-note{font-size:12px;color:var(--ink-3);margin-top:12px;}
.form-status{margin-top:12px;font-size:13.5px;line-height:1.7;color:#A32D2D;}
.form-status.ok{color:var(--teal);}
.form-success{display:none;background:var(--teal-tint);border:0.5px solid var(--teal-line);border-radius:12px;padding:24px;max-width:580px;}
.form-success h3{font-size:16px;font-weight:500;color:var(--teal);margin-bottom:6px;}
.form-success p{font-size:13.5px;color:var(--ink-2);}
.checkbox{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--ink-2);margin-bottom:16px;}
.checkbox input{width:15px;height:15px;flex:none;margin-top:4px;}
.checkbox a{color:var(--gold-deep);}

.footer{background:var(--dark);}
.footer-inner{padding:26px 22px;max-width:1080px;margin:0 auto;}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px;color:var(--on-dark-3);}
.footer-links a:hover{color:var(--gold);}
.footer-copy{font-size:12px;color:#6E695E;margin-top:10px;line-height:1.8;}

.privacy-body{max-width:720px;}
.privacy-body h2{font-size:16px;font-weight:500;margin:26px 0 8px;}
.privacy-body p{font-size:14px;color:var(--ink-2);margin-bottom:6px;}

.poster-tool{display:grid;grid-template-columns:1fr 300px;gap:26px;align-items:start;}
.upload-box{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;border:1px dashed var(--gold-deep);border-radius:12px;padding:30px 20px;cursor:pointer;background:var(--gold-tint);color:var(--gold-deep);font-size:14px;font-weight:500;}
.upload-box:hover{border-color:var(--gold);}
.upload-hint{font-size:12px;color:var(--ink-3);font-weight:400;text-align:center;}
.poster-preview canvas{width:100%;max-width:300px;display:block;border-radius:12px;border:0.5px solid var(--line);}
@media (max-width:860px){
  .poster-tool{grid-template-columns:1fr;}
  .poster-preview{max-width:300px;}
}

.ins-badge{display:inline-block;font-size:11px;color:var(--gold-deep);background:var(--gold-tint);border-radius:10px;padding:1px 9px;margin-left:8px;font-weight:400;vertical-align:2px;}
.ins-link{color:inherit;}
.news-card.gold .ins-link:hover{color:var(--gold-deep);}
.news-card.teal .ins-link:hover{color:var(--teal);}
.oa-card{display:flex;gap:22px;align-items:center;background:var(--card);border:0.5px solid var(--line);border-radius:12px;padding:20px 22px;margin-top:16px;}
.oa-card h3{font-size:15px;font-weight:500;color:var(--ink);}
.oa-card p{font-size:13px;color:var(--ink-2);margin-top:6px;}
.oa-name{font-size:12px;color:var(--ink-3);}
.oa-qr{width:110px;height:110px;flex:none;border:1px dashed var(--gold-deep);border-radius:8px;display:flex;align-items:center;justify-content:center;text-align:center;font-size:11px;color:var(--ink-3);background:var(--gold-tint);line-height:1.6;}
@media (max-width:860px){
  .oa-card{flex-direction:column;align-items:flex-start;}
}

.oa-qr-img{width:110px;height:auto;flex:none;border-radius:8px;border:0.5px solid var(--line);display:block;}
.wx-qr{width:100px;}
.video-sec{background:var(--dark);}
.video-head{text-align:center;margin-bottom:24px;}
.video-title{color:var(--on-dark);font-size:22px;font-weight:500;}
.video-sub{color:var(--on-dark-2);font-size:13.5px;margin-top:8px;}
.video-frame{position:relative;max-width:860px;margin:0 auto;border-radius:12px;overflow:hidden;border:0.5px solid var(--dark-line);}
.video-el{width:100%;display:block;aspect-ratio:16/9;background:#1E1A15;object-fit:cover;}
.video-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:62px;height:62px;border-radius:50%;background:var(--gold);border:none;cursor:pointer;padding:0;}
.video-play::after{content:"";position:absolute;top:50%;left:56%;transform:translate(-50%,-50%);width:0;height:0;border-left:17px solid #1A1510;border-top:10px solid transparent;border-bottom:10px solid transparent;}
.video-play:hover{background:var(--gold-hover);}
.video-tip{position:absolute;bottom:12px;left:0;right:0;text-align:center;color:var(--on-dark-3);font-size:11.5px;}
.video-oa{display:flex;align-items:center;gap:14px;justify-content:center;margin-top:20px;}
.video-oa img{width:84px;height:auto;border-radius:8px;border:0.5px solid var(--dark-line);display:block;}
.video-oa-text strong{color:var(--gold);font-size:13.5px;font-weight:500;display:block;}
.video-oa-text span{color:var(--on-dark-3);font-size:12px;}
.follow-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.follow-card{background:var(--card);border:0.5px solid var(--line);border-radius:12px;padding:24px;text-align:center;}
.follow-card img{width:140px;height:auto;border-radius:8px;margin:0 auto 14px;display:block;}
.follow-card h3{font-size:15px;font-weight:500;color:var(--ink);}
.follow-card p{font-size:12.5px;color:var(--ink-2);margin-top:4px;}
@media (max-width:860px){
  .video-oa{flex-direction:column;text-align:center;}
  .follow-grid{grid-template-columns:1fr;}
  .follow-card img{width:120px;}
}

@media (max-width:860px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--dark);flex-direction:column;gap:0;padding:6px 22px 12px;border-bottom:0.5px solid var(--dark-line);}
  .nav-links.open{display:flex;}
  .nav-links a{padding:11px 0;}
  .nav-toggle{display:block;}
  .hero-inner{flex-direction:column;padding:40px 22px 46px;gap:28px;}
  .hero-visual{width:100%;max-width:280px;}
  .hero-title{font-size:27px;}
  .hero-actions{max-width:none;}
  .news-grid{grid-template-columns:1fr;}
  .prod-grid{grid-template-columns:1fr;}
  .wu-inner{flex-direction:column;align-items:flex-start;}
  .trust-inner{flex-direction:column;align-items:flex-start;gap:6px;}
  .section{padding:40px 0;}
}