/* Final hero and support alignment refinements. Loaded after styles.css. */
.hero{padding-top:40px}
.hero h1{font-size:clamp(50px,6vw,74px);line-height:1.08;letter-spacing:-.045em;margin-top:0}
.support-section{width:min(1080px,calc(100% - 48px));max-width:1080px}
.contact-simple{max-width:none;width:100%;margin-top:38px;padding:28px 34px;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid #303845;border-radius:18px;background:#171c24;box-shadow:0 20px 48px rgba(0,0,0,.18)}
.contact-simple p{display:flex;flex-direction:column;gap:9px;justify-content:center;padding:4px 28px;border:0}
.contact-simple p+p{border-left:1px solid var(--line)}
.contact-simple span,.contact-simple b{text-align:center;padding:0}
.contact-simple span{font-size:11px}
.contact-simple b{font-size:18px}
.feature-video{position:relative;padding:0}
.media-card.feature-video,.detail-visual.feature-video{width:100%;height:auto;min-height:0;aspect-ratio:16/9}
.feature-video video{display:block;width:100%;height:100%;min-height:inherit;object-fit:contain;object-position:center;background:#07090d}
.feature-play{position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%);width:62px;height:62px;padding-left:5px;border:1px solid rgba(255,203,91,.9);border-radius:50%;background:rgba(11,15,22,.78);color:#ffc13a;font-size:20px;cursor:pointer;box-shadow:0 0 0 8px rgba(255,180,0,.07),0 12px 34px rgba(0,0,0,.42);backdrop-filter:blur(8px);transition:transform .22s,background .22s,box-shadow .22s}
.feature-play:hover{transform:translate(-50%,-50%) scale(1.08);background:rgba(255,180,0,.16);box-shadow:0 0 0 10px rgba(255,180,0,.08),0 0 30px rgba(255,180,0,.22)}
.feature-play.hidden{display:none}
@media(max-width:800px){
  .hero{padding-top:28px}
  .hero h1{font-size:44px;line-height:1.06;margin-top:0}
  .support-section{width:min(100% - 28px,1080px)}
  .contact-simple{grid-template-columns:1fr;padding:18px 24px}
  .contact-simple p{padding:16px 0}
  .contact-simple p+p{border-left:0;border-top:1px solid var(--line)}
  .media-card.feature-video,.detail-visual.feature-video{height:auto;min-height:0;aspect-ratio:16/9}
  .feature-play{width:54px;height:54px;font-size:18px}
}

/* 2026 visual refresh — cinematic AI atmosphere based on 参考背景.png */
:root{
  --bg:#080b14;
  --ink:#f7f8fc;
  --muted:#a5afc5;
  --panel:rgba(16,19,31,.78);
  --panel-strong:rgba(13,16,27,.92);
  --line:rgba(188,200,230,.14);
  --line-bright:rgba(209,217,244,.24);
  --yellow:#ffbd2e;
  --orange:#ff9d19;
  --radius:22px
}
html{background:#080b14}
body{background:#080b14;color:var(--ink)}
body:before{
  inset:0;
  width:auto;
  height:auto;
  min-width:0;
  min-height:0;
  border-radius:0;
  filter:none;
  opacity:.92;
  background:url("assets/site-ambient-bg.webp") center top/cover no-repeat fixed;
  animation:ambientBackground 12s ease-in-out infinite alternate
}
body:after{
  inset:0;
  width:auto;
  height:auto;
  min-width:0;
  min-height:0;
  border-radius:0;
  filter:none;
  opacity:.72;
  background:rgba(3,6,13,.54);
  animation:ambientVeil 8s ease-in-out infinite alternate
}
@keyframes ambientBackground{from{transform:scale(1.1) translate3d(-1%,0,0)}to{transform:scale(1.2) translate3d(1%,-1%,0)}}
@keyframes ambientVeil{from{opacity:.62}to{opacity:.77}}

.site-header{
  height:76px;
  background:rgba(8,10,18,.72);
  border-bottom-color:rgba(207,215,239,.12);
  box-shadow:0 16px 50px rgba(0,0,0,.2);
  backdrop-filter:blur(22px) saturate(125%)
}
.site-header nav a{color:#b9c2d6;transition:color .2s,transform .2s}
.site-header nav a:hover{color:#fff;transform:translateY(-1px)}
.brand img{filter:drop-shadow(0 6px 16px rgba(255,174,30,.18))}

.hero{padding-top:38px;padding-bottom:42px}
.hero h1{
  font-family:"Microsoft YaHei UI","HarmonyOS Sans SC","PingFang SC",sans-serif;
  font-weight:600;
  font-size:clamp(52px,6.2vw,74px);
  line-height:1.03;
  letter-spacing:-.048em;
  max-width:920px;
  margin:14px auto 28px;
  text-wrap:balance;
  text-shadow:0 18px 52px rgba(0,0,0,.32)
}
.hero h1 em{color:inherit;text-shadow:inherit}
.hero-copy{max-width:780px;color:#b4bed1;font-size:16px;line-height:1.85}
.platform-line{color:#8d99b2}

.video-frame,.media-card.feature-video,.detail-visual.feature-video{
  border:1px solid var(--line-bright);
  background:rgba(6,8,15,.86);
  border-radius:22px;
  box-shadow:0 28px 78px rgba(0,0,0,.42),0 0 0 1px rgba(255,255,255,.025) inset;
  transition:transform .35s ease,border-color .35s ease,box-shadow .35s ease
}
.video-frame:hover,.media-card.feature-video:hover,.detail-visual.feature-video:hover{
  transform:translateY(-4px);
  border-color:rgba(255,194,61,.32);
  box-shadow:0 34px 92px rgba(0,0,0,.5),0 0 34px rgba(80,101,216,.09)
}
.showcase{padding-bottom:96px}
.intro{padding:32px 34px 48px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(11,14,24,.34);backdrop-filter:blur(14px)}
.intro h2,.section-heading h2,.download-section h2{font-family:"Microsoft YaHei UI","HarmonyOS Sans SC","PingFang SC",sans-serif;font-weight:600;text-wrap:balance;text-shadow:0 10px 36px rgba(0,0,0,.25)}

.feature-row,.detail-row{
  gap:72px;
  padding:62px 0;
  border-top:1px solid rgba(192,203,230,.1)
}
.feature-row:nth-child(odd){background:none}
.feature-copy h3,.detail-copy h3{color:#f6f7fb;text-wrap:balance;text-shadow:0 10px 32px rgba(0,0,0,.22)}
.feature-copy p,.detail-copy p,.section-heading>p,.intro>p{color:#aeb8cc;line-height:1.85}
.feature-copy li,.detail-copy li{color:#d4dbeb;border-color:rgba(190,202,230,.12)}
.feature-copy li::before,.detail-copy li::before{content:"";display:inline-block;width:5px;height:5px;margin-right:10px;border-radius:50%;background:#ffb92c;box-shadow:0 0 12px rgba(255,185,44,.45);vertical-align:2px}
.section-heading{margin-bottom:40px}
.pro-workflows{padding-bottom:86px}

.download-section{
  position:relative;
  background:rgba(8,11,20,.7);
  border-color:rgba(202,212,238,.13);
  backdrop-filter:blur(24px)
}
.download-card,.requirement-card,.contact-simple{
  background:rgba(17,20,32,.76);
  border-color:rgba(198,208,233,.17);
  box-shadow:0 18px 52px rgba(0,0,0,.22),0 1px 0 rgba(255,255,255,.025) inset;
  backdrop-filter:blur(16px)
}
.download-card:not(.disabled):hover{border-color:rgba(255,190,43,.65);background:rgba(23,25,37,.9);box-shadow:0 20px 60px rgba(0,0,0,.3),0 0 28px rgba(255,177,30,.08)}
.cloud-card{align-items:flex-start;min-height:178px}
.cloud-card .download-info{flex:1;width:100%}
.cloud-links{display:flex!important;flex-direction:row!important;flex-wrap:wrap;gap:8px;margin-top:16px}
.cloud-links a{display:inline-flex;align-items:center;min-height:34px;padding:7px 12px;border:1px solid rgba(255,190,43,.38);border-radius:999px;color:#ffd064;text-decoration:none;font-size:11px;font-weight:700;white-space:nowrap;background:rgba(255,184,38,.025);transition:border-color .2s,background .2s,box-shadow .2s,transform .2s}
.cloud-links a:hover{border-color:rgba(255,202,84,.9);background:rgba(255,184,38,.08);box-shadow:0 0 22px rgba(255,180,30,.1);transform:translateY(-1px)}
.cloud-links em{margin-left:5px;color:#9ba6b8;font-size:9px;font-style:normal;font-weight:500}
.runtime-helper{display:flex;align-items:center;justify-content:center;gap:14px;margin:20px auto 4px;color:#98a4bb;font-size:12px;line-height:1.6}
.runtime-helper a{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:7px 14px;border:1px solid rgba(255,190,43,.5);border-radius:999px;color:#ffd064;text-decoration:none;font-size:11px;font-weight:700;white-space:nowrap;background:rgba(255,184,38,.025);transition:border-color .2s,background .2s,box-shadow .2s,transform .2s}
.runtime-helper a:hover{border-color:rgba(255,202,84,.9);background:rgba(255,184,38,.08);box-shadow:0 0 22px rgba(255,180,30,.1);transform:translateY(-1px)}
.contact-simple{max-width:none}
.site-footer{background:rgba(5,7,13,.84);backdrop-filter:blur(18px)}

.feature-play{
  border-color:rgba(255,201,77,.78);
  background:rgba(13,16,27,.76);
  box-shadow:0 0 0 9px rgba(255,184,38,.055),0 18px 44px rgba(0,0,0,.48),0 0 28px rgba(255,180,27,.08)
}

@media(max-width:800px){
  body:before{left:0;top:0;background-position:center top}
  body:after{right:0;top:0}
  .site-header{height:68px}
  .hero{padding-top:25px;padding-bottom:32px}
  .hero h1{font-size:37px;line-height:1.05;margin-top:8px;margin-bottom:22px}
  .hero-copy{font-size:14px;line-height:1.75}
  .intro{padding:24px 18px 38px}
  .feature-row,.detail-row{gap:30px;padding:44px 0}
  .feature-copy h3,.detail-copy h3{font-size:29px}
  .video-frame,.media-card.feature-video,.detail-visual.feature-video{border-radius:16px}
  .runtime-helper{flex-direction:column;gap:9px;margin-top:18px;padding:0 12px}
}

@media(prefers-reduced-motion:reduce){body:before,body:after{animation:none!important}}