:root{
  --bg:#f3f5f7;
  --surface:#fff;
  --surface-2:#f8fafc;
  --ink:#172033;
  --muted:#667085;
  --line:#d9dee7;
  --line-strong:#b6c0ce;
  --accent:#2563eb;
  --accent-dark:#1748b0;
  --hole:#d73a49;
  --hole-soft:#fff0f2;
  --shaft:#1769aa;
  --shaft-soft:#eaf5ff;
  --warning:#b54708;
  --warning-bg:#fff6e7;
  --danger:#b42318;
  --radius:10px;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 7px 20px rgba(16,24,40,.05);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{color-scheme:light;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;line-height:1.45}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.42}
a{color:inherit}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.app-header{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 max(20px,calc((100vw - 1180px)/2));background:#101828;color:#fff;border-bottom:1px solid #26344a}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand-mark{width:34px;height:34px;display:grid;place-items:center;border:1px solid #6b7b96;border-radius:8px;font:700 21px/1 ui-monospace,SFMono-Regular,Menlo,monospace;color:#a9c4ff;background:#19263a}
.brand strong{display:block;font-size:15px;letter-spacing:.01em}
.brand small{display:block;margin-top:1px;color:#aeb9ca;font-size:11px;font-weight:500}
.header-legend{display:flex;gap:16px;color:#d7deea;font-size:12px}
.header-legend span{display:flex;align-items:center;gap:6px}
.header-legend i{width:18px;height:6px;border-radius:2px;display:block}
.legend-hole{background:var(--hole)}
.legend-shaft{background:var(--shaft)}
.workspace{max-width:1180px;margin:0 auto;padding:18px 20px 36px;display:grid;gap:14px}
.control-panel,.selection-strip,.results,.reference,.filter-panel,.help-panel,.data-note{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.control-panel{display:grid;grid-template-columns:minmax(230px,1.3fr) 180px 160px auto;gap:14px;align-items:end;padding:14px}
.field{min-width:0}
.field>label,.field legend{display:block;margin:0 0 5px;font-size:11px;font-weight:700;letter-spacing:.035em;text-transform:uppercase;color:#4a5568}
.field input,.field select{width:100%;height:38px;border:1px solid var(--line-strong);border-radius:7px;background:#fff;padding:0 10px;outline:none}
.field input:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.13)}
.input-with-unit{position:relative}
.input-with-unit input{padding-right:43px;font:650 15px ui-monospace,SFMono-Regular,Menlo,monospace}
.input-with-unit span{position:absolute;right:10px;top:9px;color:var(--muted);font-weight:700}
.field-error{min-height:0;margin:4px 0 -4px;color:var(--danger);font-size:11px}
.field-error:not(:empty){min-height:16px}
.segmented{border:0;margin:0;padding:0}
.segmented legend{padding:0}
.segmented label{display:inline-block;margin-right:4px}
.segmented input{position:absolute;opacity:0;pointer-events:none}
.segmented span{height:38px;min-width:70px;display:inline-grid;place-items:center;border:1px solid var(--line-strong);border-radius:7px;background:#fff;font-weight:700}
.segmented label:has(input:checked) span{color:#fff;background:#26354d;border-color:#26354d}
.segmented label:has(input:focus-visible) span{outline:3px solid rgba(37,99,235,.25);outline-offset:1px}
.primary-actions{display:flex;gap:8px;justify-content:flex-end}
.button{height:38px;border-radius:7px;border:1px solid transparent;padding:0 14px;font-weight:750;white-space:nowrap}
.button.primary{color:#fff;background:var(--accent);border-color:var(--accent)}
.button.primary:hover{background:var(--accent-dark)}
.button.secondary{background:#fff;border-color:var(--line-strong)}
.button.secondary:hover,.button.ghost:hover{background:var(--surface-2);border-color:#93a0b3}
.button.ghost{height:34px;background:#fff;border-color:var(--line);font-size:12px}
.selection-strip{display:grid;grid-template-columns:minmax(170px,1fr) minmax(170px,1fr) minmax(240px,1.4fr);overflow:hidden}
.selection-item{display:grid;grid-template-columns:auto 1fr 28px;gap:8px;align-items:center;padding:10px 12px;border-right:1px solid var(--line)}
.selection-item strong{font:700 14px ui-monospace,SFMono-Regular,Menlo,monospace}
.selection-label{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.selection-hole .selection-label{color:var(--hole)}
.selection-shaft .selection-label{color:var(--shaft)}
.selection-message{align-self:center;margin:0;padding:10px 14px;color:var(--muted);font-size:12px}
.icon-button{display:inline-grid;place-items:center;width:32px;height:32px;border:1px solid var(--line);border-radius:6px;background:#fff;font-size:17px;font-weight:700;line-height:1}
.icon-button:hover:not(:disabled){background:var(--surface-2);border-color:#8e9bad}
.results{padding:0 14px 14px}
.section-bar{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.section-bar h2{margin:1px 0 0;font-size:17px;line-height:1.2}
.eyebrow{font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.unit-badge{padding:4px 9px;border:1px solid var(--line);border-radius:999px;background:var(--surface-2);font:700 12px ui-monospace,SFMono-Regular,Menlo,monospace}
.result-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.result-card{border:1px solid var(--line);border-left-width:4px;border-radius:8px;padding:12px;background:var(--surface-2)}
.result-card.hole{border-left-color:var(--hole)}
.result-card.shaft{border-left-color:var(--shaft)}
.result-card-head{display:flex;justify-content:space-between;align-items:start;gap:12px;margin-bottom:9px}
.result-card-head h3{margin:0;font-size:15px}
.result-card-head span{font:700 12px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted)}
.result-values{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.result-values div{padding:8px;border:1px solid var(--line);border-radius:6px;background:#fff}
.result-values span{display:block;color:var(--muted);font-size:10px;font-weight:750;text-transform:uppercase;letter-spacing:.035em}
.result-values strong{display:block;margin-top:3px;font:750 14px ui-monospace,SFMono-Regular,Menlo,monospace}
.result-warning{margin:9px 0 0;padding:7px 9px;border:1px solid #f5c979;border-radius:6px;background:var(--warning-bg);color:var(--warning);font-size:12px;font-weight:700}
.result-scale{margin-top:10px;padding:10px;border:1px solid var(--line);border-radius:8px;background:#fff}
.result-scale-head{display:flex;justify-content:space-between;gap:14px;margin-bottom:7px;color:var(--muted);font-size:11px}
.reference{overflow:clip}
.sticky-bar{position:sticky;top:0;z-index:4;padding:0 14px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.97);backdrop-filter:blur(8px)}
.range-nav{display:flex;align-items:center;gap:5px}
.range-nav span{min-width:58px;text-align:center;color:var(--muted);font:700 11px ui-monospace,SFMono-Regular,Menlo,monospace}
.range-nav .icon-button{width:30px;height:30px;font-size:16px}
.table-scroll{overflow:auto;max-height:610px}
.tolerance-table{width:100%;border-collapse:separate;border-spacing:0;min-width:900px}
.tolerance-table th{position:sticky;top:0;z-index:3;padding:8px 9px;border-bottom:1px solid var(--line-strong);background:#eef2f6;color:#4b586c;font-size:10px;letter-spacing:.03em;text-transform:uppercase;text-align:center;white-space:nowrap}
.tolerance-table td{height:42px;padding:5px 9px;border-bottom:1px solid #edf0f4;text-align:center;vertical-align:middle}
.tolerance-table tbody tr:nth-child(even){background:#fbfcfd}
.tolerance-table tbody tr:hover{background:#f3f7fc}
.tolerance-table .pick-col{width:58px}
.tolerance-table .graph-col{width:34%}
.class-name{font:800 13px ui-monospace,SFMono-Regular,Menlo,monospace}
.class-name.hole{color:var(--hole)}
.class-name.shaft{color:var(--shaft)}
.deviation{font:650 11px ui-monospace,SFMono-Regular,Menlo,monospace;white-space:nowrap;color:#344054}
.unavailable{color:#a4adba}
.pick-radio{width:17px;height:17px;accent-color:var(--accent)}
.loading,.empty-row{padding:28px!important;color:var(--muted);text-align:center!important}
.table-footer{display:flex;justify-content:space-between;gap:14px;padding:8px 14px;background:var(--surface-2);color:var(--muted);font-size:11px}
.zone-scale{position:relative;height:28px;border:1px solid #e2e7ee;border-radius:5px;overflow:hidden;background:linear-gradient(90deg,transparent 0 24.8%,rgba(124,142,166,.08) 25% 25.2%,transparent 25.2% 74.8%,rgba(124,142,166,.08) 75% 75.2%,transparent 75.2%),#fff}
.zone-zero{position:absolute;left:50%;top:0;bottom:0;width:1px;background:#172033;opacity:.62}
.zone-bar{position:absolute;min-width:2px;border-radius:2px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.zone-bar.hole{top:5px;height:8px;background:var(--hole)}
.zone-bar.shaft{bottom:5px;height:8px;background:var(--shaft)}
.filter-panel,.help-panel{overflow:hidden}
details>summary{min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 14px;cursor:pointer;list-style:none}
details>summary::-webkit-details-marker{display:none}
details>summary span:first-child{display:flex;align-items:baseline;gap:10px}
details>summary small{color:var(--muted);font-weight:500}
.summary-action{color:var(--accent);font-size:12px;font-weight:750}
details[open]>summary{border-bottom:1px solid var(--line)}
details[open]>summary .summary-action{font-size:0}
details[open]>summary .summary-action::after{content:"Skryť";font-size:12px}
.filter-content{padding:13px 14px 14px}
.muted{margin:0 0 12px;color:var(--muted);font-size:12px}
.filter-groups{display:grid;grid-template-columns:1.55fr 1fr 1fr;gap:10px}
.filter-group{min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--surface-2);overflow:hidden}
.filter-group-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 9px;border-bottom:1px solid var(--line);background:#fff}
.filter-group-head strong{font-size:12px}
.mini-actions{display:flex;gap:4px}
.mini-actions button{border:0;background:none;color:var(--accent);padding:2px 3px;font-size:10px;font-weight:750}
.filter-checks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px 7px;padding:8px}
.filter-group.unpaired .filter-checks,.filter-group.other .filter-checks{grid-template-columns:repeat(2,minmax(0,1fr))}
.filter-checks label{min-width:0;display:flex;align-items:center;gap:5px;padding:3px 2px;font:650 11px ui-monospace,SFMono-Regular,Menlo,monospace;white-space:nowrap}
.filter-checks input{width:14px;height:14px;accent-color:var(--accent)}
.filter-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px;margin-top:11px}
.filter-message{min-height:0;margin:7px 0 -4px;text-align:right;color:var(--muted);font-size:11px}
.help-grid{display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:10px;padding:13px 14px 14px}
.help-grid article{padding:11px;border:1px solid var(--line);border-radius:8px;background:var(--surface-2)}
.help-grid h3{margin:0 0 6px;font-size:13px}
.help-grid p{margin:0 0 7px;color:#475467;font-size:12px}
.help-grid p:last-child{margin-bottom:0}
.help-grid code{padding:1px 4px;border-radius:4px;background:#e8edf3;font:700 11px ui-monospace,SFMono-Regular,Menlo,monospace}
.examples dl{display:grid;grid-template-columns:1fr 1fr;gap:4px 10px;margin:0}
.examples dl div{display:flex;justify-content:space-between;gap:6px;border-bottom:1px dotted #c8d0da;padding:3px 0}
.examples dt{color:var(--muted);font-size:11px}
.examples dd{margin:0;font:750 11px ui-monospace,SFMono-Regular,Menlo,monospace}
.data-note{padding:10px 13px;background:#fffbf2;border-color:#ead7a8;color:#6f5a29;font-size:11px;box-shadow:none}
footer{max-width:1180px;margin:0 auto;padding:0 20px 24px;display:flex;justify-content:space-between;gap:12px;color:#778196;font-size:11px}
@media(max-width:900px){
  .control-panel{grid-template-columns:1fr 1fr 1fr}
  .field-size{grid-column:span 1}
  .primary-actions{grid-column:1/-1}
  .primary-actions .button{flex:1}
  .selection-strip{grid-template-columns:1fr 1fr}
  .selection-message{grid-column:1/-1;border-top:1px solid var(--line)}
  .selection-shaft{border-right:0}
  .filter-groups{grid-template-columns:1fr}
  .filter-group.unpaired .filter-checks,.filter-group.other .filter-checks{grid-template-columns:repeat(4,minmax(0,1fr))}
  .help-grid{grid-template-columns:1fr 1fr}
  .help-grid .examples{grid-column:1/-1}
}
@media(max-width:620px){
  body{font-size:13px}
  .app-header{height:58px;padding:0 12px}
  .brand small{display:none}
  .header-legend{gap:8px;font-size:10px}
  .workspace{padding:10px 8px 26px;gap:9px}
  .control-panel{grid-template-columns:1fr 1fr;gap:10px;padding:11px}
  .field-size{grid-column:1/-1}
  .field:nth-of-type(2){grid-column:span 1}
  .selection-strip{grid-template-columns:1fr}
  .selection-item{border-right:0;border-bottom:1px solid var(--line)}
  .selection-message{grid-column:auto;border-top:0}
  .result-cards{grid-template-columns:1fr}
  .result-values{grid-template-columns:1fr 1fr}
  .section-bar{min-height:54px}
  .sticky-bar{align-items:flex-start;flex-direction:column;padding:10px 11px;gap:8px}
  .range-nav{width:100%;justify-content:space-between}
  .tolerance-table{min-width:820px}
  .table-scroll{max-height:68vh}
  .table-footer{flex-direction:column;gap:2px}
  .filter-group.unpaired .filter-checks,.filter-group.other .filter-checks,.filter-checks{grid-template-columns:repeat(2,minmax(0,1fr))}
  .filter-actions{display:grid;grid-template-columns:1fr 1fr}
  .filter-actions .button{padding:0 7px;white-space:normal;line-height:1.1}
  .help-grid{grid-template-columns:1fr}
  .help-grid .examples{grid-column:auto}
  .examples dl{grid-template-columns:1fr}
  footer{padding:0 12px 18px;flex-direction:column;gap:3px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}