:root{font-family:system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:#173047;background:#f5f8fb;font-synthesis:none}*{box-sizing:border-box}body{margin:0}.shell{max-width:920px;margin:auto;padding:24px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.brand{font-weight:800;font-size:1.25rem}nav{display:flex;gap:6px}button{font:inherit;cursor:pointer;border:1px solid #cbd8e2;background:#fff;border-radius:10px;padding:10px 14px;color:inherit}button[aria-pressed=true],.choice.active{border-color:#007d73;background:#e5f6f2;color:#005d55}.hero{padding:48px 0 28px}.eyebrow{text-transform:uppercase;letter-spacing:.1em;font-size:.8rem;font-weight:700;color:#007d73}.hero h1{font-size:clamp(2rem,5vw,3.3rem);line-height:1.12;margin:8px 0 14px}.lead{color:#4b6070;font-size:1.15rem;max-width:670px}.panel{background:white;border:1px solid #e0e8ef;border-radius:20px;padding:clamp(18px,4vw,32px);margin-bottom:22px;box-shadow:0 10px 30px #1232 0}.panel h2{margin-top:0}.choices{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.choice{flex:1;min-width:190px;text-align:center;padding:18px}label{display:block;font-weight:650;margin:18px 0 7px}input{font:inherit;max-width:100%;width:100%;border:1px solid #bccbd7;border-radius:10px;padding:12px;background:#fff;color:inherit}input[type=file]{border-style:dashed}.hint,footer{font-size:.9rem;color:#5b6e7e}a{color:#006d91}.primary{background:#007d73;color:#fff;border-color:#007d73;font-weight:700;margin-top:24px;padding:14px 24px}.primary:hover{background:#00685f}.link-button{display:inline-block;text-decoration:none;border-radius:10px}#status{min-height:1.5em;color:#4b6070}.result-card{border:1px solid #e0e8ef;border-radius:12px;padding:16px;margin:10px 0}.result-card strong{display:block;font-size:1.1rem}footer{padding:18px 0 35px}@media(max-width:540px){.shell{padding:16px}.hero{padding:30px 0 16px}.choices{display:block}.choice{width:100%;margin-bottom:8px}}