:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#132a42;background:#edf2f8;font-size:16px}*{box-sizing:border-box}body{margin:0;padding:clamp(24px,7vw,80px) 20px}main{max-width:640px;margin:auto;background:white;border-top:6px solid #174775;padding:clamp(24px,5vw,48px);box-shadow:0 12px 40px #193e6512;border-radius:4px}h1{font-size:clamp(1.7rem,5vw,2.2rem);line-height:1.2;margin:20px 0}p{line-height:1.65}.brand{font-size:.875rem;font-weight:700;letter-spacing:.1em;color:#335978}button{font:inherit;font-weight:650;background:#174775;color:white;border:0;border-radius:6px;padding:14px 22px;cursor:pointer;min-height:48px;margin:12px 0}button:hover{background:#103251}button:focus-visible{outline:3px solid #60a5fa;outline-offset:4px}button:disabled{opacity:.6;cursor:wait}aside{border-left:3px solid #386e9e;padding:14px 18px;background:#f0f5fa;margin-top:28px}aside p{margin:8px 0 0}.fine{font-size:.875rem;color:#4e6476;margin-top:24px}