:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#14253a;background:#eef4f8}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 10% 10%,#d9ecff 0,transparent 36%),#eef4f8}.login-shell{width:min(940px,calc(100% - 32px));display:grid;grid-template-columns:1.05fr .95fr;background:#fff;border-radius:28px;overflow:hidden;box-shadow:0 24px 80px #153c6026}.brand-panel{background:linear-gradient(145deg,#082f57,#0876c9);color:#fff;padding:56px}.brand-mark{display:grid;place-items:center;width:54px;height:54px;border-radius:16px;background:#fff;color:#0870bd;font-size:30px;font-weight:800}.eyebrow{font-size:12px;letter-spacing:.15em;font-weight:800;opacity:.72;margin:26px 0 8px}.brand-panel h1{font-size:42px;line-height:1.05;margin:0 0 18px}.brand-panel>p:not(.eyebrow){font-size:17px;line-height:1.7;opacity:.86}.security-note{margin-top:48px;padding:14px 16px;border:1px solid #ffffff38;border-radius:14px;background:#ffffff12}.login-card{padding:56px;display:flex;flex-direction:column;justify-content:center}.login-card h2{font-size:32px;margin:0}.sub{color:#68798b;margin:8px 0 28px}form{display:grid;gap:18px}label{display:grid;gap:7px;font-weight:700}input{border:1px solid #c8d6e3;border-radius:12px;padding:13px;font:inherit;outline:none}input:focus{border-color:#0876c9;box-shadow:0 0 0 3px #0876c920}button{border:0;border-radius:12px;background:#0876c9;color:#fff;padding:14px;font:inherit;font-weight:800;cursor:pointer}button:disabled{opacity:.6}#error{min-height:20px;margin:0;color:#b42318}.login-card small{color:#788797;margin-top:24px}@media(max-width:720px){.login-shell{grid-template-columns:1fr}.brand-panel{padding:30px}.brand-panel h1{font-size:32px}.security-note{margin-top:24px}.login-card{padding:30px}}