:root{color-scheme:dark;--ink:#12101a;--paper:#f4f0ea;--white:#f8f5ff;--muted:#c5bfce;--violet:#c8b5fc;--line:#3a3446;font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--ink);color:var(--white)}
*,*::before,*::after{box-sizing:border-box}
body{margin:0}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:3px solid #aa83ff;outline-offset:5px}
.wrap{width:min(100% - 64px,1240px);margin-inline:auto}
.skip{position:fixed;top:12px;left:12px;z-index:3;background:var(--white);color:var(--ink);padding:12px;transform:translateY(-150%)}
.skip:focus{transform:none}
.masthead{height:86px;display:flex;justify-content:space-between;align-items:center;gap:18px}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:760;letter-spacing:.07em;white-space:nowrap}
.brand small{display:block;font:700 9px/1.6 system-ui,sans-serif;letter-spacing:.17em;color:var(--muted)}
nav{display:flex;gap:clamp(14px,3vw,38px);align-items:center;color:var(--muted);font-size:14px}
nav a:hover,.footer a:hover{color:var(--violet)}
.hero{min-height:clamp(545px,52vw,680px);position:relative;isolation:isolate;display:flex;align-items:center;border:1px solid var(--line);overflow:hidden;background:#211a33}
.hero-image,.hero::after{position:absolute;inset:0;width:100%;height:100%}
.hero-image{object-fit:cover;object-position:center;z-index:-2}
.hero::after{content:"";z-index:-1;background:linear-gradient(90deg,rgba(12,8,24,.88),rgba(12,8,24,.42) 54%,transparent 84%),linear-gradient(0deg,rgba(12,8,24,.58),transparent 25%)}
.hero-content{padding:54px clamp(24px,6vw,86px) 80px}
.eyebrow{font-size:12px;letter-spacing:.14em;font-weight:760;color:var(--violet);display:flex;align-items:center;gap:10px;margin:0 0 22px}
.eyebrow span{width:8px;height:8px;background:currentColor;border-radius:50%;flex:none}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(58px,8vw,111px);letter-spacing:-.07em;line-height:1.06;margin-bottom:22px}
h1 span{color:var(--violet)}
.hero-content>p:not(.eyebrow){font-size:clamp(16px,2vw,21px);color:#e2daee;margin-bottom:30px}
.button{display:inline-flex;align-items:center;gap:22px;padding:14px 19px;background:var(--violet);color:#201537;font-size:14px;font-weight:780;border-radius:4px}
.button:hover{background:#e1d5ff}
.hero-credit{position:absolute;bottom:18px;right:20px;color:#ede6f8;font-size:10px;letter-spacing:.12em}
.hero-credit span{margin-left:9px}
.section{padding-block:clamp(56px,8vw,112px)}
.intro,.company{display:grid;grid-template-columns:1fr 2fr;gap:24px}
.section h2{font-size:clamp(33px,5vw,67px);letter-spacing:-.06em;line-height:1.2;margin-bottom:22px}
.intro p:last-child{color:var(--muted);line-height:1.9;max-width:39em;margin-bottom:0}
.light{background:var(--paper);color:#1b1628;color-scheme:light}
.light .eyebrow,.topics span{color:#6542a0}
.topics{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px}
.topics article{border-top:1px solid #bdb2cd;padding:20px 12px 0 0}
.topics span{font-size:11px;letter-spacing:.12em;font-weight:750}
.topics h3{font-size:25px;margin:14px 0 8px}
.topics p{color:#4e4758;line-height:1.8;margin-bottom:0}
.company dl{margin:0}
.company dl div{display:grid;grid-template-columns:6em 1fr;gap:8px;padding:17px 0;border-top:1px solid var(--line)}
.company dt{color:var(--muted)}
.company dd{margin:0;overflow-wrap:anywhere}
.footer{border-top:1px solid var(--line);padding:22px 0;color:var(--muted);font-size:13px;text-align:center}
.footer div{display:flex;justify-content:space-between;gap:8px;margin-bottom:16px}
.icp{display:inline-block;padding:6px;text-decoration:underline;text-underline-offset:3px}
@media(max-width:650px){
  .wrap{width:calc(100% - 32px)}
  .masthead{min-height:78px;height:auto;flex-wrap:wrap;padding-block:15px;row-gap:10px}
  nav{font-size:13px}
  .hero{min-height:525px}
  .hero-image{object-position:60% center}
  .hero::after{background:linear-gradient(90deg,rgba(12,8,24,.86),rgba(12,8,24,.28)),linear-gradient(0deg,rgba(12,8,24,.60),transparent 32%)}
  .intro,.company,.topics{grid-template-columns:1fr}
  .intro,.company{gap:8px}
  .topics{gap:25px}
}