:root{--ink:#112437;--muted:#687785;--paper:#f7f5f0;--white:#fff;--line:#dcdedc;--coral:#c95942;--teal:#087f75}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"PingFang SC","PingFang TC","Microsoft JhengHei",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.shell{width:min(1080px,calc(100% - 48px));margin-inline:auto}
.nav{height:84px;display:flex;align-items:center;justify-content:space-between}
.brand{display:inline-flex;align-items:center;gap:11px}
.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:10px;background:var(--ink);color:#fff;font-size:10px;font-weight:800}
.brand>span:last-child{display:flex;flex-direction:column;gap:3px}
.brand strong{font-size:14px;letter-spacing:.15em;line-height:1}
.brand small{color:var(--muted);font-size:7px;letter-spacing:.18em}
.language{display:flex;gap:2px;padding:3px;border:1px solid var(--line);border-radius:20px}
.language button{width:31px;height:27px;border:0;border-radius:14px;background:transparent;color:var(--muted);font-size:10px;cursor:pointer}
.language button.active{background:var(--ink);color:#fff}
.hero{max-width:780px;padding:104px 0 78px}
.eyebrow,.label{margin:0;font-size:10px;font-weight:700;letter-spacing:.16em}
.eyebrow{color:var(--teal)}
.hero h1{margin:22px 0 24px;font-family:Georgia,"Songti SC","Songti TC",serif;font-size:clamp(48px,7.4vw,80px);font-weight:400;line-height:1.04;letter-spacing:-.055em}
.lead{max-width:620px;margin:0;color:var(--muted);font-size:17px;line-height:1.75}
.business-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.business-card{min-height:300px;padding:30px;display:grid;grid-template-rows:auto 1fr auto;border:1px solid var(--line);border-radius:18px;background:var(--white);transition:transform .2s,border-color .2s,box-shadow .2s}
.business-card:hover{transform:translateY(-3px);border-color:#bec4c1;box-shadow:0 14px 34px rgba(17,36,55,.07)}
.number{color:#9aa4ab;font-size:11px}
.business-card>div{align-self:end}
.label{color:var(--coral)}
.ai .label{color:var(--teal)}
.business-card h2{max-width:390px;margin:13px 0 14px;font-family:Georgia,"Songti SC","Songti TC",serif;font-size:34px;font-weight:400;line-height:1.18;letter-spacing:-.035em}
.description{max-width:420px;margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.arrow{justify-self:end;margin-top:26px;font-size:22px;color:var(--coral)}
.ai .arrow{color:var(--teal)}
.company{margin-top:78px;padding:28px 0;display:flex;justify-content:space-between;gap:40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);font-size:11px;line-height:1.6}
.company p{margin:0}
.company-name{color:var(--ink);font-weight:700}
.company>div:last-child{text-align:right}
footer{min-height:112px;display:flex;align-items:center;justify-content:space-between;color:#89949c;font-size:10px}
@media(max-width:700px){.shell{width:min(100% - 32px,1080px)}.nav{height:74px}.hero{padding:76px 0 58px}.hero h1{font-size:48px}.lead{font-size:15px}.business-grid{grid-template-columns:1fr}.business-card{min-height:260px;padding:25px}.business-card h2{font-size:30px}.company{margin-top:56px;flex-direction:column;gap:17px}.company>div:last-child{text-align:left}footer{padding:32px 0;align-items:flex-start;flex-direction:column;justify-content:center;gap:8px}footer p{margin:0}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}