*{box-sizing:border-box}html,body{height:100%;margin:0;font-family:Inter, system-ui, Arial;background:#f3f6f9}
.login-bg{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#f1f5f9}
.login-card{width:420px;background:#fff;border-radius:12px;padding:28px;box-shadow:0 20px 40px rgba(2,6,23,0.08);text-align:left}
.login-card h2{margin:0 0 6px;color:#0f172a;font-size:24px}
.muted{color:#64748b;margin-bottom:12px}
.login-form{display:flex;flex-direction:column;gap:12px}
.login-form input{padding:14px;border-radius:10px;border:1px solid #e6eef8;font-size:15px}
.btn.primary{background:#0b57bd;color:#fff;padding:12px;border-radius:10px;border:none;font-weight:700}
.alert{background:#fee2e2;color:#991b1b;padding:10px;border-radius:8px;margin-bottom:8px}