.coil-page-header{margin-bottom:1.5rem}.coil-page-header h1{margin:0 0 .5rem;font-size:clamp(2rem,5vw,3rem)}.coil-page-header p:last-child{color:var(--se-muted);margin:0}.coil-page-header__actions{gap:.35rem}.coil-swap{margin:-.25rem 0 1rem}#coil-material-manager,#coil-converter{margin-bottom:1.5rem}#coil-material-manager .catalog-manager,#coil-converter .se-embedded-tool{margin-top:0}.coil-converter .converter-layout{margin-top:1rem}.coil-layout{grid-template-columns:repeat(3,minmax(0,1fr));align-items:start;gap:1rem;display:grid}.coil-panel{border-top:.25rem solid var(--se-primary);border-radius:.35rem;min-width:0;padding:1rem}.coil-panel h2{margin:0 0 1rem;font-size:1.15rem}.coil-panel h3{margin:1.25rem 0 .75rem;font-size:1rem}.coil-units{border:0;gap:.45rem;margin:0 0 1rem;padding:0;display:grid}.coil-units legend{color:var(--se-muted);margin-bottom:.45rem;font-size:.9rem}.coil-units label{align-items:center;gap:.5rem;display:flex}.coil-field{gap:.35rem;margin-bottom:1rem;display:grid}.coil-field>span:first-child{color:var(--se-muted);font-size:.9rem}.coil-field select,.coil-field input{width:100%;min-width:0;color:var(--se-text);background:var(--se-surface-raised);border:1px solid var(--se-border);border-radius:.2rem;padding:.5rem}.coil-field input{text-align:right}.coil-input{grid-template-columns:minmax(0,1fr) auto;display:grid}.coil-input input{border-radius:.2rem 0 0 .2rem}.coil-input em{color:var(--se-muted);background:var(--se-subtle-bg);border:1px solid var(--se-border);white-space:nowrap;border-left:0;border-radius:0 .2rem .2rem 0;align-items:center;padding:0 .5rem;font-size:.85rem;font-style:normal;display:flex}.coil-wire-diameter-fields{display:grid}.coil-wire-diameter-inputs{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:0;display:grid}.coil-wire-diameter-help{margin:-.5rem 0 1rem;display:block}.coil-material-profile-fields{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:0;display:grid}.coil-field small,.coil-panel p{color:var(--se-muted);line-height:1.45}.coil-ribbon-fields{position:relative}.coil-warning,.coil-error,.coil-result-note{background:#f39c121f;border-left:.25rem solid #f39c12;padding:.7rem}.coil-results-panel>h2{margin-bottom:.75rem}.coil-result-list{margin:0}.coil-result-row{border-top:1px solid var(--se-border);grid-template-columns:minmax(0,1fr) auto;gap:.75rem;padding:.55rem 0;display:grid}.coil-result-row dt{color:var(--se-muted)}.coil-result-row dd{color:var(--se-text);font-variant-numeric:tabular-nums;text-align:right;margin:0}.coil-result-gauge{vertical-align:-.15rem;width:5rem;height:1rem;margin-left:.75rem}.coil-result-row--warning dd{color:#f39c12}.coil-result-note--danger,.coil-error{background:#e74c3c1f;border-left-color:#e74c3c}.coil-result-note--warning{border-left-color:#f39c12}.coil-heatflux,.coil-advanced-results{border-top:1px solid var(--se-border);margin-top:1.25rem;padding-top:.75rem}.coil-heatflux h3{margin-top:0}@media (width<=980px){.coil-layout{grid-template-columns:repeat(2,minmax(0,1fr))}.coil-results-panel{grid-column:1/-1}}@media (width<=720px){.coil-page-header{flex-direction:column;align-items:stretch}.coil-page-header__actions{justify-content:flex-start}.coil-layout{grid-template-columns:1fr}.coil-results-panel{grid-column:auto}.coil-panel{padding:.85rem}}