.kdzb{
  --kz-bg:#ffffff;--kz-panel:#f4f7fa;--kz-line:#d5dee6;--kz-text:#121820;--kz-muted:#56636f;
  --kz-acc:#1f8fc4;--kz-acc-bg:#43b5e6;--kz-on-acc:#061018;--kz-soft:rgba(31,143,196,.1);
  --kz-ok:#1f8a4c;--kz-warn:#a86a00;--kz-bad:#c0392b;
  --kz-dry:#56636f;--kz-bat:#43b5e6;--kz-cam:#e0a43c;
  --kz-svg-line:#2a3540;--kz-svg-prop:rgba(31,143,196,.12);
  color:var(--kz-text);background:var(--kz-bg);border:1px solid var(--kz-line);border-radius:8px;
  padding:22px;margin:0 0 32px;font-size:16px;line-height:1.5;box-sizing:border-box;max-width:100%;min-width:0
}
.kdzb[data-kdzb-theme="dark"]{
  --kz-bg:#0d1117;--kz-panel:#151c24;--kz-line:#2a3642;--kz-text:#e8eef3;--kz-muted:#9fb0bd;
  --kz-acc:#5cc3ee;--kz-soft:rgba(67,181,230,.12);
  --kz-ok:#4cc27e;--kz-warn:#f0b54a;--kz-bad:#f0776b;
  --kz-dry:#8797a5;--kz-svg-line:#c6d3dc;--kz-svg-prop:rgba(67,181,230,.14)
}
.kdzb *,.kdzb *::before,.kdzb *::after{box-sizing:border-box}
.kdzb-lead{margin:0 0 18px;color:var(--kz-muted)}
.kdzb-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:22px;align-items:start}
.kdzb-form{display:flex;flex-direction:column;gap:16px}
.kdzb-field{border:0;margin:0;padding:0;min-width:0}
.kdzb-label{display:block;font-weight:700;font-size:14px;margin:0 0 8px;padding:0;color:var(--kz-text)}
.kdzb-opt{font-weight:400;color:var(--kz-muted)}
.kdzb-row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.kdzb-chips{display:flex;flex-wrap:wrap;gap:6px}
.kdzb-chip{position:relative;margin:0;cursor:pointer}
.kdzb-chip input{position:absolute;opacity:0;width:1px;height:1px;margin:0}
.kdzb-chip span{display:flex;align-items:center;justify-content:center;gap:4px;min-height:44px;min-width:44px;padding:0 13px;border:1px solid var(--kz-line);border-radius:6px;background:var(--kz-panel);color:var(--kz-text);font-size:14px;font-weight:600;text-align:center;line-height:1.15;transition:background .15s,border-color .15s}
.kdzb-chip small{font-weight:400;color:var(--kz-muted);font-size:12px}
.kdzb-chip:hover span{border-color:var(--kz-acc)}
.kdzb-chip input:checked+span{background:var(--kz-acc-bg);border-color:var(--kz-acc-bg);color:var(--kz-on-acc)}
.kdzb-chip input:checked+span small{color:var(--kz-on-acc)}
.kdzb-chip input:focus-visible+span{outline:2px solid var(--kz-acc);outline-offset:2px}
.kdzb-chip.is-off{cursor:not-allowed}
.kdzb-chip.is-off span{opacity:.4}
.kdzb-chips-size .kdzb-chip span{min-width:52px;padding:0 10px}
.kdzb-stepper{display:flex;gap:6px;max-width:260px}
.kdzb-step{display:flex;align-items:center;justify-content:center;width:44px;min-height:44px;padding:0;border:1px solid var(--kz-line);border-radius:6px;background:var(--kz-panel);color:var(--kz-text);font-size:20px;line-height:1;cursor:pointer;text-align:center}
.kdzb-step:hover{border-color:var(--kz-acc)}
.kdzb-step:focus-visible,.kdzb-input:focus-visible,.kdzb-link:focus-visible{outline:2px solid var(--kz-acc);outline-offset:2px}
.kdzb-input{flex:1;min-width:0;min-height:44px;padding:0 12px;border:1px solid var(--kz-line);border-radius:6px;background:var(--kz-bg);color:var(--kz-text);font-size:16px;font-weight:600;text-align:center;-moz-appearance:textfield}
.kdzb-input::-webkit-outer-spin-button,.kdzb-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.kdzb-input-wide{width:100%;max-width:260px;text-align:left;font-weight:400}
.kdzb-input::placeholder{color:var(--kz-muted);font-weight:400}
.kdzb-hint{margin:6px 0 0;font-size:13px;color:var(--kz-muted)}
.kdzb-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;margin-top:4px;padding:0;border:0;background:none;color:var(--kz-acc);font-size:14px;text-decoration:underline;cursor:pointer;text-align:center}

.kdzb-result{background:var(--kz-panel);border:1px solid var(--kz-line);border-radius:8px;padding:18px;scroll-margin-top:90px}
.kdzb .kdzb-result-title{margin:0 0 12px;font-size:20px;line-height:1.25;color:var(--kz-text)}
.kdzb-kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-bottom:14px}
.kdzb-kpi{display:flex;flex-direction:column;gap:2px;padding:12px;border-radius:6px;background:var(--kz-bg);border:1px solid var(--kz-line);min-width:0}
.kdzb-kpi>span{font-size:12px;color:var(--kz-muted);line-height:1.25}
.kdzb-kpi b{font-size:22px;line-height:1.15;color:var(--kz-text);font-variant-numeric:tabular-nums}
.kdzb-kpi small{font-size:12px;color:var(--kz-muted)}
.kdzb-kpi[data-level="ok"] small{color:var(--kz-ok)}
.kdzb-kpi[data-level="warn"] small{color:var(--kz-warn)}
.kdzb-kpi[data-level="bad"] small{color:var(--kz-bad)}
.kdzb-kpi[data-level="bad"]{border-color:var(--kz-bad)}

.kdzb-visual{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px;align-items:start;margin-bottom:6px}
.kdzb-svg{display:block;width:100%;height:auto;max-width:300px;margin:0 auto;background:var(--kz-bg);border:1px solid var(--kz-line);border-radius:6px}
.kdzb-s-arm{stroke:var(--kz-svg-line);stroke-linecap:round}
.kdzb-s-dim{stroke:var(--kz-acc);stroke-width:1;stroke-dasharray:3 4;opacity:.7}
.kdzb-s-prop{fill:var(--kz-svg-prop);stroke:var(--kz-acc);stroke-width:1.2}
.kdzb-s-prop.is-front{stroke-dasharray:none}
.kdzb-s-duct{fill:none;stroke:var(--kz-svg-line);stroke-width:2.5;opacity:.75}
.kdzb-s-blade{stroke:var(--kz-acc);stroke-width:2;stroke-linecap:round;opacity:.55}
.kdzb-s-motor{fill:var(--kz-svg-line)}
.kdzb-s-body{fill:var(--kz-panel);stroke:var(--kz-svg-line);stroke-width:1.5}
.kdzb-s-bat{fill:var(--kz-bat);opacity:.85}
.kdzb-s-bat.is-liion{fill:none;stroke:var(--kz-bat);stroke-width:2;stroke-dasharray:4 2;opacity:1}
.kdzb-s-cam{fill:var(--kz-cam)}
.kdzb-s-gps{fill:none;stroke:var(--kz-svg-line);stroke-width:1.5}
.kdzb-s-fwd{fill:var(--kz-muted)}
.kdzb-s-txt{fill:var(--kz-muted);font-size:11px;font-family:inherit}

.kdzb-mtitle{margin:0 0 6px;font-size:13px;font-weight:700;color:var(--kz-text)}
.kdzb-mtitle:not(:first-child){margin-top:14px}
.kdzb-bar{display:flex;height:14px;border-radius:7px;overflow:hidden;background:var(--kz-line)}
.kdzb-bar span{display:block;min-width:2px;transition:flex-grow .3s}
.kdzb-bar-dry{background:var(--kz-dry)}
.kdzb-bar-bat{background:var(--kz-bat)}
.kdzb-bar-cam{background:var(--kz-cam)}
.kdzb-legend{list-style:none;margin:8px 0 0;padding:0;font-size:13px;color:var(--kz-muted)}
.kdzb-legend li{display:flex;align-items:center;gap:6px;margin:0 0 3px;padding:0}
.kdzb-legend li::before{display:none}
.kdzb-legend i{display:inline-block;width:10px;height:10px;border-radius:2px;flex:none}
.kdzb-legend b{margin-left:auto;color:var(--kz-text);font-variant-numeric:tabular-nums}
.kdzb-twr{position:relative;height:12px;border-radius:6px;background:var(--kz-line);overflow:visible}
.kdzb-twr-fill{position:absolute;left:0;top:0;bottom:0;border-radius:6px;background:var(--kz-acc-bg);transition:width .3s}
.kdzb-twr-min{position:absolute;top:-4px;bottom:-4px;width:2px;margin-left:-1px;background:var(--kz-text);transition:left .3s}
.kdzb-twr-scale{display:flex;justify-content:space-between;font-size:11px;color:var(--kz-muted);margin-top:3px}
.kdzb-small{margin:0;font-size:13px;color:var(--kz-muted)}
.kdzb-small b{color:var(--kz-text)}

.kdzb .kdzb-sub{margin:16px 0 8px;font-size:17px;line-height:1.3;color:var(--kz-text)}
.kdzb-parts{margin:0;padding:0}
.kdzb-parts>div{display:grid;grid-template-columns:110px minmax(0,1fr);gap:10px;padding:8px 0;border-top:1px solid var(--kz-line)}
.kdzb-parts dt{font-weight:700;font-size:14px;margin:0}
.kdzb-parts dd{margin:0;font-size:14px}
.kdzb-notes{margin-top:12px;display:flex;flex-direction:column;gap:6px}
.kdzb-notes[hidden]{display:none}
.kdzb-note{margin:0;padding:10px 12px;border-radius:6px;font-size:14px;border-left:3px solid var(--kz-acc);background:var(--kz-soft)}
.kdzb-note.is-warn{border-left-color:var(--kz-warn)}
.kdzb-note.is-bad{border-left-color:var(--kz-bad)}

.kdzb-safety{margin:18px 0 0;font-size:13px;color:var(--kz-muted)}
.kdzb-table-wrap{margin-top:18px;overflow-x:auto;-webkit-overflow-scrolling:touch;width:0;min-width:100%}
.kdzb-table{width:100%;min-width:620px;border-collapse:collapse;font-size:14px;margin:0}
.kdzb-table caption{text-align:left;font-weight:700;margin-bottom:8px;color:var(--kz-text);caption-side:top}
.kdzb-table th,.kdzb-table td{padding:8px 10px;border:1px solid var(--kz-line);text-align:left;color:var(--kz-text);background:transparent}
.kdzb-table thead th{background:var(--kz-panel);font-size:13px}
.kdzb-table tr.is-current th,.kdzb-table tr.is-current td{background:var(--kz-soft)}
.kdzb-table tr.is-current th{box-shadow:inset 3px 0 0 var(--kz-acc-bg)}

.kdzb-sticky{display:none}
@media (max-width:860px){
  .kdzb-grid{grid-template-columns:1fr}
  .kdzb-visual{grid-template-columns:1fr}
  .kdzb-svg{max-width:260px}
}
@media (max-width:560px){
  .kdzb{padding:14px;border-radius:6px;margin-left:0;margin-right:0}
  .kdzb-result{padding:14px}
  .kdzb-kpis{grid-template-columns:1fr 1fr}
  .kdzb-kpis .kdzb-kpi:last-child{grid-column:1 / -1}
  .kdzb-kpi b{font-size:20px}
  .kdzb-row2{grid-template-columns:1fr}
  .kdzb-parts>div{grid-template-columns:1fr;gap:2px}
  .kdzb-sticky{position:fixed;left:8px;right:8px;bottom:8px;z-index:9990;display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:48px;padding:8px 14px;border-radius:8px;background:#0d1117;border:1px solid #2a6f8f;color:#e8eef3!important;text-decoration:none!important;font-size:14px;font-weight:600;box-shadow:0 6px 20px rgba(0,0,0,.35)}
  .kdzb-sticky[hidden]{display:none}
  .kdzb-sticky-more{display:flex;align-items:center;justify-content:center;min-height:34px;padding:0 12px;border-radius:5px;background:#43b5e6;color:#061018;text-align:center;flex:none}
}

/* FAQ під калькулятором */
.kdzb-faq{border:1px solid var(--kz-line,#d5dee6);border-radius:6px;margin:0 0 10px;padding:0}
.kdzb-faq summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;padding:10px 16px;cursor:pointer;font-weight:700;list-style:none}
.kdzb-faq summary::-webkit-details-marker{display:none}
.kdzb-faq summary::after{content:"+";font-size:22px;line-height:1;color:#43b5e6;flex:none}
.kdzb-faq[open] summary::after{content:"−"}
.kdzb-faq summary:focus-visible{outline:2px solid #43b5e6;outline-offset:2px}
.kdzb-faq-a{padding:0 16px 6px}

@media (prefers-reduced-motion:reduce){
  .kdzb *{transition:none!important}
}