:root{--ink:#10233f;--ink2:#20395c;--paper:#f5f7fb;--white:#fff;--teal:#18a99a;--cyan:#5eead4;--coral:#ef6b55;--line:#dfe6ef;--muted:#637189;--shadow:0 18px 50px rgba(16,35,63,.10);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.skip{position:absolute;left:-999px;top:0}.skip:focus{left:16px;top:16px;z-index:99;background:#fff;padding:10px 16px;border-radius:8px}.site-head{height:76px;padding:0 max(24px,calc((100% - 1180px)/2));display:flex;align-items:center;justify-content:space-between;background:rgba(245,247,251,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--ink);color:var(--cyan);font-size:22px;font-weight:900}.brand strong{display:block;font-size:19px}.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.06em}.main-nav{display:flex;gap:24px;font-size:14px;font-weight:700}.main-nav a{padding:9px 0;border-bottom:2px solid transparent}.main-nav a:hover{color:var(--teal);border-color:var(--teal)}.nav-toggle{display:none;background:var(--ink);color:#fff;border:0;border-radius:10px;padding:9px 13px}.hero{max-width:1280px;margin:0 auto;padding:70px 50px 46px;display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}.hero h1,.page-hero h1,.detail-hero h1{font-size:clamp(38px,5vw,70px);line-height:1.08;letter-spacing:-.055em;margin:16px 0 22px}.hero-copy>p,.page-hero p,.detail-hero>div>p{font-size:18px;color:var(--ink2);max-width:680px}.eyebrow,.section-head span{font-size:12px;font-weight:900;letter-spacing:.18em;color:var(--teal)}.hero figure{margin:0}.hero figure img{border-radius:30px;box-shadow:var(--shadow);aspect-ratio:16/9;object-fit:cover}.hero figcaption{margin-top:13px;color:var(--muted);font-size:13px}.search-box{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:18px;border-radius:20px;margin-top:28px}.search-box label{display:block;font-weight:800;margin-bottom:8px}.search-box>div{display:flex;gap:10px}.search-box input{min-width:0;flex:1;border:1px solid var(--line);border-radius:11px;padding:13px 14px;font:inherit}.search-box button,.more{border:0;background:var(--ink);color:#fff;font-weight:800;border-radius:11px;padding:13px 18px}.search-box small{display:block;color:var(--muted);margin-top:8px}.hero-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.hero-links a,.code{padding:6px 11px;border-radius:999px;background:#dff9f4;color:#087b70;font-weight:800;font-size:12px}.trust-strip{max-width:1180px;margin:0 auto 68px;display:grid;grid-template-columns:repeat(4,1fr);background:var(--ink);color:#fff;border-radius:22px;overflow:hidden}.trust-strip div{padding:24px;text-align:center;border-right:1px solid rgba(255,255,255,.12)}.trust-strip b{display:block;font-size:28px;color:var(--cyan)}.trust-strip span{font-size:13px;color:#c8d5e6}.section{max-width:1180px;margin:0 auto;padding:70px 24px}.section.soft{max-width:none;padding-left:max(24px,calc((100% - 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