:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#26352f;background:#f6f8f5;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(ellipse at 15% 10%,#e7efe7,transparent 55%)}.login-shell{width:min(100% - 40px,440px);margin:0 auto;padding:clamp(42px,12vh,110px) 0 30px}.brand{display:flex;align-items:center;justify-content:center;gap:12px;text-decoration:none;color:inherit;font-size:19px;font-weight:650;margin-bottom:36px}.brand small{display:block;font-size:9px;letter-spacing:2.2px;color:#748078;margin-top:6px;font-weight:500}.brand-mark{display:grid;place-items:center;width:42px;height:42px;background:#285341;color:white;border-radius:12px;font:27px Georgia,serif}.card{background:#fff;border:1px solid #e0e7df;border-radius:18px;padding:36px;box-shadow:0 12px 40px #243c2d08}.eyebrow{font-size:10px;letter-spacing:2px;color:#688071;font-weight:600}h1{font-size:28px;letter-spacing:-.8px;margin:14px 0 10px}.intro,.help,.foot{font-size:13px;color:#758177;line-height:1.8}.intro{margin:0 0 28px}label{display:block;font-size:13px;font-weight:600;margin:20px 0 9px}input,button{width:100%;font:inherit;border-radius:8px;min-height:46px}input{border:1px solid #dbe2db;padding:11px 13px;background:#fcfdfb;color:#26352f;font-size:15px}input:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid #448a70;outline-offset:3px}button{border:0;background:#2d6958;color:white;font-size:14px;font-weight:600;cursor:pointer;margin-top:26px;padding:12px 16px;display:flex;justify-content:space-between}button:hover{background:#245543}button:disabled{opacity:.6;cursor:wait}.help{font-size:12px;text-align:center;margin:24px 0 0}.foot{font-size:11px;text-align:center;margin-top:24px}#error{color:#923e31;background:#fff2ee;border:1px solid #f3d7ce;padding:10px 12px;border-radius:7px;font-size:13px;line-height:1.6}@media(max-width:480px){.card{padding:28px 24px}.login-shell{padding-top:50px}}