:root{--navy:#111d2e;--coral:#e45136;--cream:#fff0e8;--line:#e7e4df;--muted:#75808c}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,var(--navy),#243d58);font-family:Arial,sans-serif;color:var(--navy)}.install-card{width:min(720px,100%);padding:46px;border-radius:28px;background:#fff;box-shadow:0 32px 100px #07101e66}.install-card.login{max-width:490px}.install-card img{width:145px;height:58px;object-fit:contain}.install-card>span{display:block;margin-top:24px;color:var(--coral);font-size:10px;font-weight:800;letter-spacing:.16em}.install-card h1{font-size:36px;line-height:1.05;margin:12px 0}.install-card p{color:var(--muted);line-height:1.5}.install-card h2{font-size:18px}.install-card hr{border:0;border-top:1px solid var(--line);margin:26px 0}.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}label{display:grid;gap:7px;margin:14px 0;font-size:11px;font-weight:700}label small{font-weight:400;color:var(--muted)}input{height:48px;border:1px solid var(--line);border-radius:12px;padding:0 14px;font:inherit}button{width:100%;margin-top:18px;border:0;border-radius:13px;padding:15px;background:var(--coral);color:#fff;font-weight:800;cursor:pointer}.error{padding:12px;border-radius:10px;background:#fff0ed;color:#a52816;font-size:12px}@media(max-width:620px){body{padding:0;background:#fff;align-items:stretch}.install-card{padding:30px 20px;border-radius:0;box-shadow:none}.install-card h1{font-size:30px}.grid{grid-template-columns:1fr}}