:root{font-family:Inter,"Noto Sans SC","Microsoft YaHei",sans-serif;color:#172017;background:#edf1e9;color-scheme:light}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 18% 12%,#fff 0,#f6f8f3 28%,transparent 55%),linear-gradient(145deg,#edf2e9,#dfe8da);display:grid;place-items:center;padding:24px}
.login-shell{width:min(100%,420px)}
.login-card{background:rgba(255,255,255,.93);border:1px solid #d8e1d3;border-radius:22px;padding:36px;box-shadow:0 24px 70px rgba(45,67,43,.15)}
.mark{width:64px;height:64px;border-radius:18px;background:#283f2c;color:#fff;display:grid;place-items:center;font-size:22px;font-weight:800;letter-spacing:-1px;margin-bottom:28px}.mark span{color:#a9cf72}
.eyebrow{font-size:10px;letter-spacing:.18em;color:#70806b;font-weight:700}
h1{font-size:26px;line-height:1.25;margin:9px 0 8px;letter-spacing:-.04em}
.login-card>p{font-size:13px;color:#687365;line-height:1.65;margin:0 0 25px}
label{display:block;font-size:12px;font-weight:650;color:#4c5b49;margin:15px 0 7px}
input{width:100%;font:inherit;font-size:15px;padding:13px 14px;border:1px solid #cbd7c6;border-radius:10px;background:#fbfcfa;outline:none;transition:.2s}input:focus{border-color:#577a52;box-shadow:0 0 0 3px rgba(87,122,82,.12)}
button{width:100%;border:0;border-radius:10px;background:#36583b;color:#fff;font:inherit;font-size:14px;font-weight:700;padding:14px;margin-top:22px;cursor:pointer}button:hover{background:#2b4b30}button:disabled{opacity:.65;cursor:wait}
#login-message{min-height:20px;margin:11px 0 0;color:#b33b32;font-size:12px;text-align:center}
small{display:block;border-top:1px solid #e7ece4;padding-top:18px;margin-top:9px;color:#879083;font-size:10px;line-height:1.6;text-align:center}
@media(max-width:480px){body{padding:16px}.login-card{padding:28px 22px;border-radius:18px}h1{font-size:23px}}