:root{color-scheme:light;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-synthesis:none;color:#273047;background:#f7f8fc;-webkit-font-smoothing:antialiased}
*{box-sizing:border-box}
body{margin:0;min-width:280px;min-height:100vh;min-height:100dvh;background:radial-gradient(ellipse at 50% 0%,#eeeafe 0,transparent 58%),#f7f8fc}
.login-shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:36px 20px}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:26px;font-size:17px;font-weight:600;letter-spacing:.5px;color:#4f4a76}
.brand-mark{display:flex;align-items:center;justify-content:center;width:31px;height:31px;border-radius:9px;background:#6c5ce7;color:#fff}
svg{display:block;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.brand-mark svg{width:20px;height:20px}
.login-card{width:100%;max-width:400px;padding:34px 32px 32px;background:#fff;border:1px solid #e6e7ef;border-radius:14px;box-shadow:0 8px 34px #3e3d7310}
.card-mark{display:flex;align-items:center;justify-content:center;width:43px;height:43px;border-radius:12px;background:#f0edff;color:#7b6bdc;margin-bottom:20px}
.card-mark svg{width:23px;height:23px}
h1{margin:0;font-size:21px;line-height:1.5;font-weight:600;letter-spacing:.2px}
.description{margin:10px 0 28px;color:#9299a8;font-size:12px;line-height:1.8}
form{display:flex;flex-direction:column;align-items:stretch}
label{margin-bottom:9px;color:#718096;font-size:12px}
input,button{font:inherit}
input{display:block;width:100%;height:43px;min-width:0;padding:10px 12px;border:1px solid #dde3ed;border-radius:6px;background:#fff;color:#35425d;font-size:14px;outline:0}
input::placeholder{color:#adb4c1;font-size:12px;opacity:1}
input:hover{border-color:#bdcae0}
input:focus{border-color:#7e9fff;box-shadow:0 0 0 3px #3370ff0d}
.login-error{margin:12px 0 0;padding:9px 10px;border:1px solid #f3e0da;border-radius:5px;background:#fff5f1;color:#b87267;font-size:12px;line-height:1.7;overflow-wrap:anywhere}
.login-error:empty{display:none}
button{display:flex;align-items:center;justify-content:center;gap:9px;height:42px;margin-top:22px;border:0;border-radius:6px;background:#3370ff;color:#fff;cursor:pointer;font-size:13px;font-weight:500;transition:background .14s}
button svg{width:16px;height:16px;stroke-width:1.8}
button:hover{background:#245fdc}
button:focus-visible{outline:2px solid #8baeff;outline-offset:3px}
.footer-note{margin:22px 0 0;color:#afb5c2;font-size:11px;line-height:1.8}
@media(max-width:440px){.login-shell{padding:28px 18px}.login-card{padding:29px 25px 27px}.brand{margin-bottom:22px}}
@media(prefers-reduced-motion:reduce){button{transition:none}}