*{box-sizing:border-box}body{margin:0;font-family:system-ui,sans-serif;color:#1b2430;background:#f5f7f6}a{color:#0b6e4f}
header{background:#0f2a22;color:#fff;position:sticky;top:0;z-index:5}nav{max-width:1100px;margin:auto;display:flex;align-items:center;gap:18px;padding:12px 16px;flex-wrap:wrap}
nav .logo{font-weight:800;font-size:1.3rem;color:#7ee2b8;text-decoration:none;margin-right:auto}nav a{color:#fff;text-decoration:none}
.hero{background:linear-gradient(135deg,#0f2a22,#1f6b52);color:#fff;padding:70px 16px;text-align:center}.hero h1{font-size:clamp(2rem,5vw,3.2rem);margin:0 0 10px}
.btn{background:#f4b942;color:#111;border:0;padding:10px 18px;border-radius:8px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block}
main{max-width:1100px;margin:auto;padding:24px 16px}.cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.cat{background:#fff;border-radius:12px;padding:18px;box-shadow:0 1px 4px #0001;cursor:pointer}.controls{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0 12px}
select,input,textarea{padding:9px;border:1px solid #ccd;border-radius:8px;font:inherit}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}.card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 4px #0001;display:flex;flex-direction:column}
.ph{height:140px;display:flex;align-items:center;justify-content:center;font-size:3rem}.gas-masks{background:#e3ecf7}.power{background:#fdf1d8}.water{background:#dff3f2}
.card .b{padding:14px;flex:1;display:flex;flex-direction:column;gap:8px}.price{font-weight:800;font-size:1.15rem}.muted{color:#667;font-size:.85rem}
.modal{position:fixed;inset:0;background:#0008;display:none;align-items:center;justify-content:center;padding:16px;z-index:9}.modal.open{display:flex}.box{background:#fff;border-radius:12px;max-width:520px;width:100%;padding:22px;max-height:90vh;overflow:auto}
.note{background:#fff4e0;border-left:4px solid #f4b942;padding:12px;border-radius:6px;margin:18px 0}table{width:100%;border-collapse:collapse;background:#fff}td,th{padding:10px;border-bottom:1px solid #eee;text-align:left}
footer{text-align:center;padding:30px;color:#667}#count{background:#f4b942;color:#111;border-radius:99px;padding:0 8px;font-weight:700}
.ph{background:#fff}.ph img{width:100%;height:100%;object-fit:contain;padding:8px}.ph.big{height:260px;border-radius:8px;margin-bottom:8px}.card .ph{height:180px}