:root{--bg:#0b1f33;--card:#10294a;--ink:#eaf2fb;--muted:#9db4cf;--accent:#5ab0ff}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
background:radial-gradient(1200px 600px at 50% -10%,#16365e,var(--bg));color:var(--ink);min-height:100vh}
main{max-width:560px;margin:0 auto;padding:32px 20px 64px}
h1{font-size:1.9rem;margin:0 0 4px}.sub{color:var(--muted);margin:0 0 20px}
.status{color:var(--muted);padding:10px 0}
.card{background:var(--card);border:1px solid #1d3c63;border-radius:16px;padding:22px;
box-shadow:0 10px 30px rgba(0,0,0,.25)}
.area{font-size:1.2rem;font-weight:600;margin-bottom:10px}
.gauge{display:flex;align-items:baseline;gap:12px;margin:6px 0 14px}
.pct{font-size:3.4rem;font-weight:800;line-height:1;color:var(--accent)}
.cat{color:var(--muted);font-size:1rem}
.advice{font-size:1.1rem;margin:8px 0 14px}
.fact{background:#0c2540;border-left:3px solid var(--accent);padding:12px 14px;
border-radius:8px;color:#cfe3fb;font-size:.96rem}
.meta{color:var(--muted);font-size:.8rem;margin-top:14px}
button{margin-top:18px;background:var(--accent);color:#04223f;border:0;border-radius:10px;
padding:11px 16px;font-size:1rem;font-weight:600;cursor:pointer}
footer{color:var(--muted);font-size:.75rem;margin-top:28px;line-height:1.5}
.hidden{display:none}