*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;background:#f4f7fa;color:#17212b;padding-bottom:env(safe-area-inset-bottom)}header{padding:20px;background:#0b5cab;color:#fff}header h1{margin:0}header p{margin:4px 0 0;opacity:.9}nav{display:flex;gap:7px;padding:10px;background:#fff;position:sticky;top:0;z-index:10;overflow-x:auto;box-shadow:0 2px 8px #0001}button,.import-button{padding:10px 14px;border:0;border-radius:8px;background:#0b5cab;color:#fff;font-weight:700;cursor:pointer;text-align:center;white-space:nowrap}.small{padding:8px 11px}.secondary{background:#52606d}.danger{background:#b42318}.import-button input{display:none}main{max-width:960px;margin:auto;padding:16px}.view{display:none}.view.active{display:block}.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}label{display:block;font-weight:600}input,select,textarea{width:100%;padding:11px;margin:5px 0;border:1px solid #b8c2cc;border-radius:8px;background:#fff;font:inherit}textarea{min-height:90px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:12px}.section-head h2,.section-head h3{margin-bottom:8px}.settings-head{margin-top:28px}.row{display:grid;grid-template-columns:2fr 1fr 1fr 1fr auto;gap:7px;align-items:center;margin:8px 0;background:#fff;padding:9px;border-radius:10px;box-shadow:0 1px 4px #0001}.material{grid-template-columns:1.35fr 1.35fr .75fr .85fr 1fr auto}.summary,.result-card{background:#fff;padding:14px;border-radius:10px;margin:12px 0;box-shadow:0 1px 4px #0001}.summary p{display:flex;justify-content:space-between;margin:8px 0}.summary .grand{font-size:1.15rem;border-top:1px solid #ddd;padding-top:10px}.card{background:#fff;padding:14px;border-radius:10px;margin:10px 0;box-shadow:0 1px 4px #0001}.photos{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.photos img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:7px}.muted{color:#5e6c78}.result-card{display:flex;justify-content:space-between;align-items:center}.result-card strong{font-size:1.35rem}.chemical-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:8px}.card-actions{display:flex;justify-content:space-between;align-items:center;margin-top:8px}.stock-status{font-weight:800}.stock-status.low{color:#b42318}.stock-status.ok{color:#08783e}.button-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.inventory-summary{margin-top:4px}
@media(max-width:720px){main{padding:12px}.grid{grid-template-columns:1fr}.row,.material,.service-setting{grid-template-columns:1fr 1fr}.row select,.material .inventory-pick,.service-setting .set-name{grid-column:1/-1}.row b{text-align:right}.chemical-grid{grid-template-columns:1fr 1fr}.chemical-grid label:first-child{grid-column:1/-1}.photos{grid-template-columns:repeat(3,1fr)}nav button{padding:9px 11px;font-size:.9rem}}
.estimate-card-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.estimate-card-head p{margin:4px 0}.estimate-card-head strong{font-size:1.15rem}.estimate-card .download-estimate{margin-top:8px}

.hidden{display:none!important}
.clickable-estimate{cursor:pointer}
.estimate-details{margin-bottom:18px;border:2px solid #0b5cab}
.detail-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.detail-head h3{margin:0 0 4px}
.detail-head p{margin:0;color:#5f6b7a}
.detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.detail-line{display:flex;justify-content:space-between;gap:15px;padding:9px 0;border-bottom:1px solid #e4e8ed}
.detail-totals{margin:16px 0;background:#f4f7fa;border-radius:10px;padding:10px 14px}
.detail-totals p{display:flex;justify-content:space-between;margin:7px 0}
.detail-totals .grand{font-size:1.12rem;border-top:1px solid #ccd4dc;padding-top:10px}