@import url(https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap);:root{--bg:#f4f4f4;--ink:#111111;--muted:#6a6a6a;--accent:#111111;--accent-dark:#000000;--card:#ffffff;--good:#0c6b4f;--bad:#a1362e;--border:#d9d9d9}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;font-family:"Space Grotesk",system-ui,sans-serif;color:var(--ink);background:var(--bg);min-height:100vh}.app{max-width:980px;margin:0 auto;padding:64px 24px 48px}.hero{margin-bottom:32px}.eyebrow{letter-spacing:.18em;text-transform:uppercase;font-size:12px;color:var(--muted);margin:0 0 16px}h1{font-family:"Space Grotesk",system-ui,sans-serif;font-size:clamp(2.1rem, 4vw, 3.2rem);margin:0 0 12px}.subtext{color:var(--muted);max-width:620px;line-height:1.5}.panel{background:var(--card);border:1px solid var(--border);border-radius:6px;padding:24px;box-shadow:none}.form{display:flex;flex-direction:column;gap:12px;width:100%}.label{font-weight:600}.input-row{display:flex;gap:12px;align-items:stretch;width:100%}.input-row input{flex:1 1 320px;min-width:320px;width:100%}.url-input{flex:1 1 auto;padding:12px 14px;border-radius:4px;border:1px solid var(--border);font-size:1rem;font-family:inherit;background:#fff;min-width:260px;width:100%}button{flex:0 0 auto;padding:12px 20px;border-radius:4px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-weight:600;font-size:1rem;cursor:pointer;transition:background .2s,color .2s}button:hover{background:#fff;color:var(--accent)}.hint{color:var(--muted);margin:0;font-size:.9rem}.status{margin-top:18px;padding:10px 12px;border-radius:4px;background:#f2f2f2;color:var(--ink);font-weight:600;border:1px solid var(--border)}.results{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:24px}.result-card{border-radius:6px;padding:16px;border:1px solid var(--border);min-height:220px;background:#fff}.result-card.good{border-color:rgba(12,107,79,.4)}.result-card.bad{border-color:rgba(161,54,46,.4)}.result-card h2{margin:0 0 12px;font-size:1.2rem}.result-card ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.5}.explain{margin-top:12px;border-top:1px solid var(--border);padding-top:10px;color:var(--muted);font-size:.9rem;line-height:1.5}.explain p{margin:0 0 8px}.explain p:last-child{margin-bottom:0}.meta{margin-top:18px;padding:12px 14px;border-radius:4px;background:#f2f2f2;color:var(--muted);font-size:.95rem;border:1px solid var(--border)}.footer{padding:24px;text-align:center;color:var(--muted);font-size:.85rem}@media (max-width:640px){.input-row{flex-direction:column}button{width:100%}}