:root{--bg:#F7F9FB;--pri:#A7C7E7;--sec:#DCEAF7;--txt:#2F3A45;--card:rgba(255,255,255,.56)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 15% 0,var(--sec),transparent 34%),var(--bg);color:var(--txt);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.85;letter-spacing:.02em}a{color:inherit;text-decoration:none}img{max-width:100%;display:block;border-radius:28px}.site-header{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:14px 5vw;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid color-mix(in srgb,var(--txt) 12%,transparent)}.logo{font-size:23px;font-weight:800}.logo span{font-size:11px;margin-left:8px;padding:3px 8px;border-radius:99px;background:var(--sec)}.nav{display:flex;gap:18px;font-size:14px}.menu-btn{display:none;border:0;border-radius:14px;background:var(--pri);color:var(--bg);padding:9px 12px}.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center;min-height:82vh;padding:56px 5vw}h1{font-size:clamp(40px,7vw,84px);line-height:1.06;margin:18px 0}h2{font-size:clamp(28px,4vw,48px);line-height:1.16;margin:0 0 14px}h3{font-size:22px;margin:10px 0}p{margin:0 0 15px}.lead{font-size:18px;opacity:.86}.eyebrow,.tag{display:inline-block;border:1px solid color-mix(in srgb,var(--txt) 16%,transparent);border-radius:999px;padding:6px 12px;background:var(--card);font-size:13px}.btn{display:inline-flex;margin:6px 8px 6px 0;padding:12px 20px;border-radius:999px;background:linear-gradient(135deg,var(--pri),var(--sec));color:var(--bg);font-weight:700}.btn.ghost{background:transparent;color:var(--txt);border:1px solid color-mix(in srgb,var(--txt) 22%,transparent)}section{padding:62px 5vw}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:24px}.section-head p{max-width:650px;opacity:.78}.grid{display:grid;gap:22px}.cols-3{grid-template-columns:repeat(3,1fr)}.cols-2{grid-template-columns:repeat(2,1fr)}.card{padding:22px;border-radius:32px;background:var(--card);box-shadow:0 18px 48px rgba(0,0,0,.12);border:1px solid color-mix(in srgb,var(--txt) 10%,transparent)}.card img{aspect-ratio:4/5;object-fit:cover;margin-bottom:16px}.masonry{columns:3 260px;column-gap:18px}figure{break-inside:avoid;margin:0 0 18px;padding:12px;border-radius:28px;background:var(--card)}figcaption{font-size:13px;opacity:.72;margin-top:8px}.story{display:grid;grid-template-columns:82px 1fr;gap:18px}.avatar{width:68px;height:68px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--pri),var(--sec));color:var(--bg);font-weight:800}details{padding:18px 20px;border-radius:22px;background:var(--card);margin-bottom:12px}summary{cursor:pointer;font-weight:800}.footer{padding:48px 5vw 70px;border-top:1px solid color-mix(in srgb,var(--txt) 12%,transparent)}.footer-links{display:flex;flex-wrap:wrap;gap:14px;margin:18px 0}.page-hero{padding:70px 5vw 26px}.content{max-width:940px;margin:auto}.split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.top-btn{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border:0;border-radius:50%;background:var(--pri);color:var(--bg);opacity:0;transition:.25s}.top-btn.show{opacity:1}@media(max-width:820px){.menu-btn{display:block}.nav{display:none;position:fixed;left:14px;right:14px;top:62px;flex-direction:column;padding:18px;border-radius:24px;background:var(--bg);box-shadow:0 18px 48px rgba(0,0,0,.16)}.nav.open{display:flex}.hero,.split{grid-template-columns:1fr}.cols-3,.cols-2{grid-template-columns:1fr}.section-head{display:block}section{padding:46px 5vw}}