:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#243b32;background:#f4f5f0;color-scheme:light}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(100%,440px);padding:42px;background:#fff;border:1px solid #dce4dc;border-radius:18px;box-shadow:0 12px 40px #243b3208}.brand-mark{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:#234a3d;color:white;font-size:24px;font-weight:600}.eyebrow{margin:24px 0 12px;font-size:13px;font-weight:600;color:#547062;letter-spacing:2px}h1{font-size:27px;line-height:1.4;margin:0 0 14px;letter-spacing:-.5px}.intro{font-size:14px;color:#6a766f;line-height:1.8;margin:0 0 28px}label{display:block;font-size:14px;font-weight:600;margin:18px 0 8px}input{width:100%;border:1px solid #ccd6ce;border-radius:8px;font:inherit;padding:12px 14px;background:#fff;min-height:46px}input:focus{outline:2px solid #9bbbaf;outline-offset:2px}button{width:100%;border:0;border-radius:8px;background:#234a3d;color:white;font:inherit;font-weight:600;min-height:46px;padding:12px;cursor:pointer}button:disabled{opacity:.6;cursor:wait}button:focus-visible{outline:3px solid #9bbbaf;outline-offset:3px}#login-error{color:#9b3434;font-size:13px;line-height:1.6;min-height:21px;margin:12px 0}.note{text-align:center;color:#718075;font-size:12px;margin:22px 0 0}@media(max-width:480px){body{padding:16px}.login-card{padding:30px 24px}h1{font-size:25px}}