:root{--bg:#ffffff;--text:#0f172a;--muted:#1e3a8a;--line:#e5e7eb;--shadow:0 24px 60px rgba(2,6,23,.18)}
*{box-sizing:border-box}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;background:radial-gradient(1100px 700px at 50% 0%,rgba(30,58,138,.08),transparent 55%),var(--bg);color:var(--text)}
.login-shell{min-height:100vh;display:flex;flex-direction:column}
.login-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:14px 18px}
.login-brand{display:flex;align-items:center;gap:10px}
.login-brand img{height:36px;width:auto;display:block}
.login-top-right{font-size:13px;line-height:1.35;text-align:right;color:var(--muted);font-weight:900}
.login-wrap{flex:1;display:flex;align-items:center;justify-content:center;padding:22px 16px 46px}
.login-card{width:420px;max-width:100%;background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.login-card-head{padding:22px 18px;text-align:center;background:linear-gradient(90deg,#7f1d1d,#1e3a8a);color:#fff}
.login-card-title{margin:0;font-size:34px;font-weight:950;letter-spacing:.6px;text-shadow:0 3px 12px rgba(0,0,0,.18)}
.login-card-sub{margin:8px 0 0;font-size:12px;color:rgba(255,255,255,.88);font-weight:800}
.login-body{padding:18px}
.login-alert{margin:0 0 12px;padding:10px 12px;border-radius:12px;background:#fff1f2;border:1px solid #fecdd3;color:#9f1239;font-weight:900}
.login-field{display:flex;flex-direction:column;gap:6px;margin:12px 0}
.login-label{font-size:12px;font-weight:900;color:#334155}
.login-input{width:100%;height:42px;padding:10px 12px;border-radius:10px;border:1px solid #d0d5dd;background:#fff7c2;outline:none}
.login-input:focus{border-color:#1e3a8a;box-shadow:0 0 0 3px rgba(30,58,138,.14)}
.login-row{display:flex;gap:10px;align-items:center;justify-content:space-between;margin:10px 0 14px;color:#475569;font-size:12px}
.login-row a{color:#1e3a8a;font-weight:900}
.login-row a:hover{text-decoration:underline}
.login-btn{display:block;width:100%;height:44px;border-radius:12px;border:0;background:#1e3a8a;color:#fff;font-weight:950;letter-spacing:.3px;box-shadow:0 10px 22px rgba(30,58,138,.22);cursor:pointer}
.login-btn:active{transform:translateY(1px)}
.login-pill{display:inline-flex;align-items:center;gap:8px;margin-top:10px;padding:7px 10px;border-radius:999px;border:1px solid #e5e7eb;background:#fff;color:#0f172a;font-size:12px;font-weight:950}
.login-note{margin:12px 0 0;text-align:center;font-size:11px;line-height:1.4;color:#b91c1c}
@media (max-width:480px){.login-top-right{display:none}}