:root { font-family: system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; color:#14213d; background:#eef3f8; }
* { box-sizing:border-box; }
body { margin:0; min-height:100vh; background:linear-gradient(160deg,#e9f1f8,#f8f4ec); }
.login-shell { min-height:100vh; display:grid; place-items:center; padding:24px; }
.login-card { width:min(100%,420px); background:#fff; padding:30px; border-radius:24px; box-shadow:0 24px 70px rgba(22,47,77,.14); display:grid; gap:14px; }
.logo { width:88px; height:88px; border-radius:22px; box-shadow:0 12px 28px rgba(16,56,111,.22); }
.eyebrow { font-size:.76rem; letter-spacing:.14em; font-weight:800; color:#52647a; }
h1 { margin:0; font-size:2rem; }
p { margin:0 0 8px; line-height:1.5; color:#536176; }
label { font-weight:750; }
input { width:100%; padding:14px 15px; border:1px solid #cbd5e1; border-radius:12px; font:inherit; text-transform:uppercase; letter-spacing:.06em; }
button { border:0; border-radius:12px; padding:14px 18px; background:#10386f; color:#fff; font:inherit; font-weight:800; cursor:pointer; }
button:disabled { opacity:.65; }
.message { padding:12px; border-radius:10px; }
.error { background:#fdecec; color:#8a2323; }