*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;background:#f5f6f2;color:#273b32;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;padding:28px}body:before{content:"";position:fixed;width:620px;height:620px;border:1px solid #dce4d7;border-radius:50%;right:-240px;top:-220px;pointer-events:none}.login-card{width:100%;max-width:470px;background:#fff;border:1px solid #e1e5da;border-radius:18px;padding:44px;box-shadow:0 14px 60px #263a2f08;z-index:1}.brand{display:flex;gap:13px;align-items:center;font-size:25px;font-weight:600;letter-spacing:3px}.brand-mark{background:#345c4c;color:#e2e9bf;padding:6px 10px;border-radius:11px;font-family:serif;font-size:34px;font-weight:400;letter-spacing:0}.brand small{display:block;font-size:8px;letter-spacing:2px;font-weight:400;margin-top:6px;color:#7d827d}.eyebrow{font-size:12px;color:#91a184;margin:36px 0 15px;letter-spacing:2px}h1{font-family:"Songti SC","Noto Serif CJK SC",serif;font-size:32px;font-weight:500;line-height:1.6;margin:0}h1 span{color:#86a36f}.intro{font-size:13px;line-height:1.9;color:#8b9089;margin:15px 0 30px}label{display:block;font-size:12px;color:#617065;margin-bottom:10px}input{width:100%;font:inherit;border:1px solid #dbe2d5;background:#fcfcfa;border-radius:8px;height:48px;padding:0 14px;outline:none}input:focus{border-color:#537663;box-shadow:0 0 0 3px #345c4c15}button{width:100%;height:48px;border:0;border-radius:8px;background:#345c4c;color:#fff;font:inherit;font-size:14px;margin-top:15px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;padding:0 18px}button:disabled{opacity:.6;cursor:wait}button:hover{background:#294c3e}#login-feedback{font-size:12px;color:#aa3c34;line-height:1.7}footer{border-top:1px solid #eef0e9;color:#a0a69b;font-size:11px;margin-top:35px;padding-top:23px}@media(max-width:500px){.login-card{padding:30px}h1{font-size:28px}}
input+label{margin-top:20px}