:root{--navy:#0b1220;--blue:#1d4ed8;--cyan:#06b6d4;--slate:#475569;--light:#f8fafc;--white:#fff;--border:#e2e8f0;--danger:#dc2626;--green:#16a34a}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:linear-gradient(135deg,#0b1220,#172554);min-height:100vh;color:var(--navy);display:grid;place-items:center;padding:24px}.shell{width:min(980px,100%);display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:stretch}.brand{color:white;padding:30px}.brand .logo{width:54px;height:54px;border-radius:18px;background:linear-gradient(135deg,var(--blue),var(--cyan));display:grid;place-items:center;font-weight:900;margin-bottom:18px}.brand h1{font-size:clamp(2rem,5vw,4rem);letter-spacing:-.06em;line-height:.98;margin:0 0 14px}.brand p{color:#dbeafe;font-size:1.05rem}.card{background:white;border:1px solid var(--border);border-radius:28px;box-shadow:0 18px 45px rgba(0,0,0,.2);padding:28px}.card h2{margin:0 0 8px;letter-spacing:-.04em}.muted{color:var(--slate);margin-top:0}label{display:block;font-weight:800;font-size:.92rem;margin:14px 0 6px}input,textarea,select{width:100%;border:1px solid var(--border);border-radius:14px;padding:13px;font:inherit}textarea{min-height:100px}.btn{border:0;border-radius:14px;padding:13px 16px;font-weight:900;cursor:pointer;background:linear-gradient(135deg,var(--blue),var(--cyan));color:white;width:100%;margin-top:16px}.link{display:inline-block;margin-top:14px;color:#1d4ed8;font-weight:800}.msg{margin-top:14px;padding:12px;border-radius:14px;background:#f1f5f9;color:#334155}.err{background:#fef2f2;color:#991b1b}.ok{background:#f0fdf4;color:#166534}.toplinks{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.toplinks a{color:white;border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:9px 12px;font-weight:800}@media(max-width:800px){.shell{grid-template-columns:1fr}.brand{padding:10px}.card{border-radius:22px}}