/* Solar pump panel calculator (Neurospace\Site\SolarPumpTool, 31 October). Sits inside an article body; colours follow the
   site's note boxes (blue = information, amber = attention) and its red for what is out of range. */
.solar-calc{--sc-blue:#245d8b;--sc-amber:#d99a22;--sc-ok:#1f7a4d;--sc-bad:var(--red,#d51f2d);margin:2em 0;padding:24px;border:1px solid var(--line,#dce0e4);border-top:3px solid var(--sc-blue);border-radius:8px;background:#f6f9fb}
.solar-calc__head{margin-bottom:18px}.solar-calc__head h2{margin:.1em 0 .4em}.solar-calc__head p{margin:0;color:var(--muted,#606a74)}
.solar-calc__kicker{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sc-blue)!important}
.solar-calc fieldset{margin:0 0 16px;padding:0;border:0;min-width:0}.solar-calc legend{font-weight:700;margin-bottom:8px;padding:0}.solar-calc legend span{font-weight:400;color:var(--muted,#606a74)}
.solar-calc__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.solar-calc__field{display:flex;flex-direction:column;gap:4px;font-size:14px}.solar-calc__field--wide{max-width:420px}
.solar-calc__hint{margin:8px 0 0!important;font-size:13px;color:var(--muted,#606a74)}
.solar-calc [hidden]{display:none!important}   /* a field shown only for one choice (servo gear: incremental encoder) */
.solar-calc__label abbr{text-decoration:none;color:var(--muted,#606a74);font-weight:600;cursor:help}
.solar-calc input,.solar-calc select{font:inherit;font-size:16px;padding:9px 11px;border:1px solid #b9c2ca;border-radius:6px;background:#fff;color:var(--ink,#17212c);min-width:0}
.solar-calc input:focus-visible,.solar-calc select:focus-visible{outline:3px solid #147bc1;outline-offset:1px;border-color:#147bc1}
.solar-calc__result{margin-top:8px;padding-top:18px;border-top:1px solid var(--line,#dce0e4)}
.solar-calc__empty{color:var(--muted,#606a74);margin:0}.solar-calc__warn{margin:0;color:#4d3a12}
.solar-calc__limits{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1px;margin:0 0 16px;padding:0;background:var(--line,#dce0e4);border:1px solid var(--line,#dce0e4);border-radius:6px;overflow:hidden}
.solar-calc__limits div{background:#fff;padding:8px 12px}.solar-calc__limits dt{font-size:12px;color:var(--muted,#606a74)}.solar-calc__limits dd{margin:0;font-weight:700;font-variant-numeric:tabular-nums}
.solar-calc__verdict{padding:14px 18px;border-radius:8px;border-left:4px solid var(--sc-ok);background:#e9f5ee;margin-bottom:16px}.solar-calc__verdict p{margin:0}.solar-calc__verdict p+p{margin-top:.4em}
.solar-calc__verdict.is-warn{border-left-color:var(--sc-amber);background:#fdf6e7}.solar-calc__verdict.is-bad{border-left-color:var(--sc-bad);background:#fdecee}
.solar-calc__answer{font-size:clamp(20px,3vw,26px);font-weight:700;font-variant-numeric:tabular-nums;color:var(--ink,#17212c)}.solar-calc__answer span{white-space:nowrap}
/* The drive's input window: 0 V to the maximum DC voltage, the recommended bands, the string's voltages as marks. */
.solar-gauge{margin:6px 0 18px}.solar-gauge__lane{display:grid;grid-template-columns:150px 1fr;align-items:center;gap:12px;margin-bottom:22px}
.solar-gauge__name{font-size:13px;color:var(--muted,#606a74)}
.solar-gauge__track{position:relative;height:14px;border-radius:7px;background:#e3e8ec}
.solar-gauge__band{position:absolute;top:0;bottom:0;border-radius:7px}.solar-gauge__band.is-mppt{background:color-mix(in srgb,var(--sc-blue) 45%,transparent)}.solar-gauge__band.is-voc{background:color-mix(in srgb,var(--sc-amber) 55%,transparent)}
.solar-gauge__mark{position:absolute;top:-5px;bottom:-5px;width:3px;margin-left:-1.5px;background:var(--ink,#17212c);border-radius:2px}
.solar-gauge__mark b{position:absolute;top:100%;left:50%;transform:translateX(-50%);margin-top:2px;font-size:12px;white-space:nowrap;font-variant-numeric:tabular-nums}
.solar-gauge__mark.is-out{background:var(--sc-bad)}.solar-gauge__mark.is-out b{color:var(--sc-bad)}
.solar-gauge__scale{display:flex;justify-content:space-between;margin-left:162px;font-size:12px;color:var(--muted,#606a74)}
.solar-calc .solar-calc__table{font-variant-numeric:tabular-nums}.solar-calc .solar-calc__table caption{text-align:left;font-weight:600;padding-bottom:6px}
.solar-calc .solar-calc__table :is(td,th){min-width:6rem}.solar-calc .solar-calc__table tr.is-pick>*{background:#e9f5ee}
.solar-calc__own-result h3{margin:.6em 0 .5em}.solar-calc__checks{list-style:none!important;padding:0!important;margin:0 0 1em}
.solar-calc__checks li{display:flex;gap:10px;align-items:baseline;margin:.3em 0}.solar-calc__checks li>span:first-child{font-weight:700;width:1em;flex:none}
.solar-calc__checks .is-ok>span:first-child{color:var(--sc-ok)}.solar-calc__checks .is-bad>span:first-child{color:var(--sc-bad)}.solar-calc__checks .is-info>span:first-child{color:var(--sc-blue);font-style:italic}
.solar-calc__source{font-size:13px;color:var(--muted,#606a74);margin:.4em 0 0!important}
@media(max-width:600px){.solar-calc{padding:16px}.solar-gauge__lane{grid-template-columns:1fr;gap:4px}.solar-gauge__scale{margin-left:0}}