:root { --a:#cb5a00; --ink:#172033; --muted:#667085; --surface:#fff; --soft:#f4f7fb; --line:rgba(23,32,51,.08); }
*{box-sizing:border-box} body{margin:0;background:#fff;color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif}
a{color:inherit;text-decoration:none} .wrap{width:min(1140px,calc(100% - 32px));margin:0 auto}
.hero{padding:72px 0 46px;background:linear-gradient(180deg,#f7fbff 0%, #fff 100%)} .hero-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:start}
.badge{display:inline-flex;padding:7px 14px;border-radius:999px;background:rgba(37,99,235,.08);color:var(--a);font-size:13px;letter-spacing:.08em}
h1{margin:16px 0 14px;font-size:clamp(36px,5vw,64px);line-height:1.04;max-width:10em} .left p{margin:0;max-width:680px;color:var(--muted);line-height:1.8;font-size:18px}
.summary,.cards article,.wide-item,.contact{background:var(--surface);border:1px solid var(--line);box-shadow:0 16px 34px rgba(15,23,42,.04)}
.summary{padding:26px;border-radius:28px;position:sticky;top:24px} .summary small{color:var(--a)} .summary strong{display:block;margin:10px 0 12px;font-size:28px} .summary p,.summary li{color:var(--muted);line-height:1.76} .summary ul{padding-left:18px;margin:14px 0 0}
.section{padding:66px 0} .soft{background:var(--soft)} .h{margin-bottom:22px} .h span,.contact span{color:var(--a);font-size:13px;letter-spacing:.16em;text-transform:uppercase} .h h2,.contact h2{margin:10px 0 0;font-size:clamp(28px,4vw,42px);line-height:1.16}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:24px} .cards{display:grid;gap:16px} .cards article{padding:22px;border-radius:22px} .cards h3,.wide-item h3{margin:0 0 10px;font-size:22px} .cards p,.wide-item p,.meta p{margin:0;color:var(--muted);line-height:1.76}
.wide-list{display:grid;gap:16px} .wide-item{padding:24px;border-radius:24px;display:grid;grid-template-columns:140px 1fr auto;gap:18px;align-items:start} .wide-item span{color:var(--a);font-size:13px} .arrow{display:inline-flex;color:var(--a);font-weight:700;padding-top:34px}
.contact{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;padding:28px;border-radius:30px}
@media (max-width: 900px) { .hero-layout,.duo,.wide-item,.contact { grid-template-columns:1fr; } .summary{position:static} .arrow{padding-top:0} }