:root{color-scheme:light;--ink:#152238;--muted:#667085;--blue:#1769e0;--line:#dbe3ef}*{box-sizing:border-box}body{margin:0;background:linear-gradient(145deg,#eef4fc,#f8fbff);font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink)}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-card{width:min(100%,430px);background:#fff;border:1px solid var(--line);border-radius:18px;padding:38px;box-shadow:0 18px 55px rgba(26,55,95,.12)}.auth-brand{display:flex;align-items:baseline;gap:9px;margin-bottom:34px}.auth-brand strong{font-size:22px;letter-spacing:.05em}.auth-brand span{font-size:11px;letter-spacing:.16em;color:var(--blue)}h1{font-size:30px;margin:0 0 7px}.intro{color:var(--muted);margin:0 0 28px}label{display:block;font-size:14px;font-weight:650;margin:18px 0 0}input{width:100%;margin-top:7px;padding:13px 14px;border:1px solid #c8d3e1;border-radius:9px;font:inherit;outline:none}input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,105,224,.12)}input.otp{font-size:25px;letter-spacing:.35em;text-align:center}button{width:100%;margin-top:25px;border:0;border-radius:9px;padding:14px 18px;background:var(--blue);color:#fff;font:700 15px inherit;cursor:pointer}.error{padding:11px 13px;border-radius:8px;background:#fff0f0;color:#a82828;font-size:14px}.back{display:block;text-align:center;margin-top:20px;color:var(--muted);font-size:14px;text-decoration:none}@media(max-width:500px){.auth-card{padding:28px 22px}}