:root{color-scheme:light;font-family:"Microsoft YaHei",system-ui,sans-serif;color:#172a39;background:#f6f8fa}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(ellipse at 16% 48%,#e5eff1 0,transparent 52%),#f6f8fa}header,footer{padding:32px clamp(24px,7vw,110px)}.brand{color:inherit;text-decoration:none;font-size:27px;font-weight:700;letter-spacing:-1px}.brand span{display:block;font-size:12px;letter-spacing:2px;font-weight:400;margin-top:8px;color:#627381}main{width:min(1120px,100%);margin:auto;display:grid;grid-template-columns:1.3fr 1fr;align-items:center;gap:80px;padding:60px 32px 100px}.eyebrow{font-size:11px;letter-spacing:2px;color:#647985;font-weight:600}h1{font-size:clamp(32px,3.5vw,48px);line-height:1.5;letter-spacing:-1.5px;margin:24px 0}.description{font-size:15px;line-height:1.9;color:#647985}.line{width:55px;height:3px;background:#267b82;margin-top:40px}.card{background:#fff;border:1px solid #e3e9ec;border-radius:24px;padding:44px;box-shadow:0 18px 60px #1b42500b}.mark{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:#eaf3f3;color:#236c74;font-size:23px;font-weight:700;margin-bottom:30px}h2{font-size:28px;margin:15px 0}.hint{font-size:14px;line-height:1.8;color:#647985;margin-bottom:30px}button{width:100%;border:0;border-radius:11px;background:#236c74;color:#fff;padding:16px 20px;font:inherit;cursor:pointer;display:flex;justify-content:space-between;align-items:center}button:hover{background:#195961}button:focus-visible,.brand:focus-visible{outline:3px solid #48a2b0;outline-offset:4px}#notice{font-size:14px;line-height:1.8;padding:14px;background:#eef6f6;border-radius:8px;color:#236c74;margin-bottom:0}footer{display:flex;justify-content:space-between;gap:12px;color:#7b8b95;font-size:12px;border-top:1px solid #e3e9ec}@media(max-width:720px){header,footer{padding:24px}main{grid-template-columns:1fr;gap:36px;padding:30px 24px 60px}.card{padding:30px}h1{font-size:34px}footer{flex-wrap:wrap}}
footer a{color:inherit;text-decoration:none}footer a:hover{text-decoration:underline}
.brand{display:inline-flex;align-items:center;gap:16px}.brand-logo{width:76px;height:57px;flex-shrink:0}.brand span{letter-spacing:1px}.card-logo{display:block;width:80px;height:60px;margin-bottom:30px}@media(max-width:720px){.brand{gap:12px;font-size:25px}.brand-logo{width:64px;height:48px}.brand span{font-size:11px;letter-spacing:0}.card-logo{width:72px;height:54px}}