/**
 * Potential Aircon App | V1.00 | 2026-10-03
 */
:root{font-family:system-ui,-apple-system,sans-serif;color:#17202a;background:#eef2f5}*{box-sizing:border-box}body{margin:0}header{padding:18px;background:#13212d;color:white;display:flex;justify-content:space-between;align-items:center}header h1{font-size:1.15rem;margin:0}.badge{font-size:.8rem;background:#fff2;padding:7px 10px;border-radius:20px}main{max-width:900px;margin:auto;padding:14px}.card{background:white;border-radius:14px;padding:16px;margin:0 0 14px;box-shadow:0 2px 10px #0001}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}label{display:block;font-weight:600;font-size:.9rem}input,select,textarea{width:100%;margin-top:5px;padding:12px;border:1px solid #bcc7cf;border-radius:9px;font:inherit}textarea{resize:vertical}.talkrow{display:flex;gap:9px;flex-wrap:wrap;margin-top:10px}button,.camera{padding:12px 16px;border:0;border-radius:10px;background:#dce4e9;font-weight:700;cursor:pointer}.primary{font-size:1.15rem;background:#173f5f;color:white}.camera{display:inline-block;margin-top:10px}.camera input{display:none}.muted{color:#687781;font-size:.85rem}.result{border-left:5px solid #173f5f}.result h3{margin-bottom:5px}.warn{padding:10px;background:#fff5d6;border-radius:8px}nav{padding:12px 2px 30px}nav a{color:#173f5f;font-weight:700}@media(max-width:600px){.grid{grid-template-columns:1fr}header h1{font-size:1rem}}