*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;background:linear-gradient(160deg,#0b1b3f,#13285a);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:#111827;padding:20px}
.box{background:#fff;border-radius:18px;padding:28px;width:100%;max-width:400px;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.brand{display:flex;gap:10px;align-items:center;margin-bottom:18px}.brand b{display:block;color:#0b1b3f;font-size:15px}.brand b em{font-style:normal;color:#1A73F0}.brand span{font-size:10.5px;letter-spacing:.14em;color:#8a94a6;font-weight:700}
h1{font-size:20px;margin:0 0 4px;color:#0b1b3f}p{color:#5b6678;margin:0 0 16px;font-size:14px}
label{display:grid;gap:5px;margin-top:12px;font-size:13px;font-weight:700;color:#334155}input{border:1px solid #e5e9f0;border-radius:10px;padding:11px 12px;font:inherit;font-size:15px}
input:focus{outline:2px solid #2F86FF;outline-offset:1px}button{margin-top:18px;width:100%;border:0;border-radius:10px;padding:12px;background:#1A73F0;color:#fff;font:inherit;font-weight:700;font-size:15px;cursor:pointer}
button:disabled{opacity:.6}.err{margin-top:12px;color:#b91c1c;background:#fdecec;border-radius:8px;padding:8px 10px;font-size:13px;display:none}.foot{margin-top:14px;font-size:12px;color:#8a94a6;text-align:center}