/* Schweng-like UI (owned styling, no copied assets) */
.kp-schweng{ font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; color:#1a1a1a; }

.kp-topbar{
  height: 56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 0 18px;
  border-bottom: 1px solid rgba(0,0,0,.08);
  background:#fff;
}
.kp-topbar-left{ display:flex; align-items:center; gap: 14px; }
.kp-brand{ display:flex; align-items:center; gap: 10px; font-weight: 900; }
.kp-brand-mark{
  width: 20px; height: 20px;
  border-left: 4px solid #f06a00;
  border-top: 4px solid #f06a00;
  transform: skewX(-12deg);
  display:inline-block;
}
.kp-brand-text{ color:#f06a00; letter-spacing:.2px; }
.kp-product{ opacity:.8; font-size: 13px; }
.kp-topbar-right{ display:flex; gap:10px; }
.kp-topbtn{
  border:1px solid rgba(0,0,0,.14);
  background:#fff;
  border-radius: 8px;
  padding: 8px 10px;
  font-weight: 800;
  cursor:pointer;
}

.kp-shell{
  display:grid;
  grid-template-columns: 360px 1fr 340px;
  gap: 0;
  min-height: 640px;
}

.kp-leftpanel{
  border-right:1px solid rgba(0,0,0,.08);
  background:#f7f7f7;
  display:flex;
  flex-direction:column;
}

.kp-tabs{
  display:flex;
  gap: 0;
  padding: 10px 10px 0;
  border-bottom: 1px solid rgba(0,0,0,.08);
  background:#fff;
}
.kp-tab{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap: 6px;
  padding: 10px 8px;
  border:0;
  background:transparent;
  cursor:pointer;
  font-weight: 900;
  font-size: 12px;
  opacity:.65;
}
.kp-tab .kp-ico{ width: 22px; height: 22px; color:#111; }
.kp-tab .kp-ico svg{ width:22px; height:22px; }
.kp-tab.is-active{
  opacity:1;
  color:#f06a00;
  border-bottom: 3px solid #f06a00;
}
.kp-tab.is-active .kp-ico{ color:#f06a00; }

.kp-panel{
  padding: 12px 12px 18px;
  overflow:auto;
}
.kp-section{
  background:#fff;
  border:1px solid rgba(0,0,0,.08);
  border-radius: 10px;
  margin-bottom: 10px;
  overflow:hidden;
}
.kp-section-head{
  width:100%;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding: 12px 12px;
  border:0;
  background:#fff;
  cursor:pointer;
  font-weight: 950;
}
.kp-section.is-open .kp-section-head{
  border-left: 4px solid #f06a00;
  padding-left: 8px;
}
.kp-section-body{ display:none; padding: 10px 12px 12px; }
.kp-section.is-open .kp-section-body{ display:block; }
.kp-field2{ margin-bottom: 12px; }
.kp-field2-label{ font-size: 12px; font-weight: 900; opacity:.85; margin-bottom: 6px; }

.kp-row{ display:flex; align-items:center; justify-content:space-between; gap: 10px; }
.kp-range{ font-size: 11px; opacity:.6; white-space:nowrap; }

.kp-stepper{
  display:grid;
  grid-template-columns: 1fr auto auto auto;
  align-items:center;
  gap: 8px;
  width: 100%;
  border:1px solid rgba(0,0,0,.14);
  border-radius: 8px;
  padding: 6px 8px;
  background:#fff;
}
.kp-stepper-input{
  border:0;
  outline:none;
  font-weight: 900;
  font-size: 14px;
  width:100%;
}
.kp-stepper-unit{
  font-size: 12px;
  font-weight: 900;
  opacity:.7;
  padding-right: 4px;
}
.kp-stepper-btn{
  width: 34px; height: 34px;
  border-radius: 8px;
  border:1px solid rgba(0,0,0,.12);
  background:#fff;
  cursor:pointer;
  font-weight: 900;
  font-size: 18px;
  line-height: 0;
}

.kp-pill{
  padding: 10px 12px;
  border-radius: 999px;
  border:1px solid rgba(0,0,0,.14);
  background:#fff;
  cursor:pointer;
  user-select:none;
  font-weight: 900;
  margin-right: 8px;
  margin-bottom: 8px;
}
.kp-pill.is-active{ background:#111; color:#fff; border-color:#111; }
.kp-radio{ display:flex; flex-wrap:wrap; }

/* Drainage-Optionen (Screen-1 Look: weiße Buttons mit grünem Rahmen bei aktiv) */
.kp-radio.kp-radio--drain{ gap: 8px; }
.kp-pill.kp-pill--drain{
  border-radius: 4px;
  padding: 8px 12px;
  margin-right: 0;
  margin-bottom: 0;
  border: 1px solid rgba(0,0,0,.18);
  background: #fff;
  color: #1b1b1b;
}
.kp-pill.kp-pill--drain.is-active{
  background: #fff;
  color: #1aa06a;
  border-color: #1aa06a;
  box-shadow: 0 0 0 1px rgba(26,160,106,.25) inset;
}

.kp-tiles{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.kp-tile{
  border:1px solid rgba(0,0,0,.12);
  background:#fff;
  border-radius: 10px;
  padding: 10px;
  cursor:pointer;
  display:flex;
  flex-direction:column;
  gap: 8px;
  align-items:center;
  text-align:center;
}
.kp-tile.is-active{ border-color:#1aa06a; box-shadow: 0 0 0 2px rgba(26,160,106,.20) inset; }
.kp-tile-swatch{
  width: 52px; height: 36px;
  border-radius: 8px;
  border:1px solid rgba(0,0,0,.14);
}
.kp-tile-label{ font-weight: 900; font-size: 12px; opacity:.82; }

.kp-computed{
  border:1px dashed rgba(0,0,0,.18);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(0,0,0,.02);
}
.kp-computed-value{ font-weight: 950; }

.kp-viewer2{
  position:relative;
  background: linear-gradient(#efefef,#dedede);
  overflow:hidden;
}
.kp-viewer2-canvas{
  position:absolute;
  inset: 0;
}
.kp-viewer2-tools{
  position:absolute;
  left: 18px;
  bottom: 14px;
  display:flex;
  gap: 10px;
}
.kp-toolbtn{
  border:1px solid rgba(0,0,0,.14);
  background:#f2f2f2;
  border-radius: 8px;
  padding: 10px 12px;
  font-weight: 900;
  cursor:pointer;
}
.kp-toolbtn-dark{ background:#2b2b2b; color:#fff; border-color:#2b2b2b; }

.kp-pricecard{
  background:#fff;
  border-left:1px solid rgba(0,0,0,.08);
  padding: 18px;
}
.kp-price-brand{ display:flex; flex-direction:column; gap: 10px; }
.kp-price-logo{ display:flex; align-items:center; gap: 10px; }
.kp-price-logo-text{ font-weight: 950; letter-spacing:.2px; color:#f06a00; }

.kp-montage-toggle{ display:flex; gap: 10px; }
.kp-mbtn{
  flex:1;
  padding: 10px 12px;
  border-radius: 8px;
  border:1px solid rgba(0,0,0,.14);
  background:#fff;
  cursor:pointer;
  font-weight: 950;
}
.kp-mbtn.is-active{ border-color:#1aa06a; color:#1aa06a; box-shadow: 0 0 0 2px rgba(26,160,106,.14) inset; }

.kp-oldprice{
  margin-top: 10px;
  color:#f06a00;
  text-decoration: line-through;
  font-weight: 950;
}
.kp-price-row{ display:flex; align-items:center; gap: 10px; margin-top: 6px; }
.kp-price{
  font-size: 44px;
  font-weight: 950;
  color:#1aa06a;
  letter-spacing:-.5px;
}
.kp-badge{
  background:#1aa06a;
  color:#fff;
  border-radius: 999px;
  padding: 8px 10px;
  font-weight: 950;
  font-size: 12px;
  white-space:nowrap;
}
.kp-vat{ margin-top: 6px; opacity:.75; font-weight: 700; }
.kp-cta{
  width:100%;
  margin-top: 12px;
  padding: 14px 12px;
  border-radius: 8px;
  border:1px solid rgba(0,0,0,.12);
  background:#f2f2f2;
  cursor:pointer;
  font-weight: 950;
  font-size: 16px;
}
.kp-cta-primary{
  background:#f06a00;
  color:#fff;
  border-color:#f06a00;
}
.kp-note{
  margin-top: 10px;
  color:#f06a00;
  font-weight: 900;
  font-size: 12px;
}

/* reuse old error box if present */
.kp-error { padding: 12px; border-radius: 12px; border:1px solid rgba(200,0,0,.30); background: rgba(200,0,0,.06); }

@media (max-width: 1200px){
  .kp-shell{ grid-template-columns: 360px 1fr; }
  .kp-pricecard{ border-left:0; border-top:1px solid rgba(0,0,0,.08); }
}
@media (max-width: 900px){
  .kp-shell{ grid-template-columns: 1fr; }
  .kp-leftpanel{ border-right:0; border-bottom:1px solid rgba(0,0,0,.08); }
  .kp-viewer2{ min-height: 420px; }
}


.kp-felder-box{margin:18px 0 8px;padding:0;}
.kp-felder-title{font-size:24px;font-weight:800;color:#e46f1e;margin:0 0 8px;display:inline-block;border-bottom:4px solid #e46f1e;padding-bottom:4px;}
.kp-felder-text{font-size:14px;line-height:1.45;color:#2d2d2d;margin:10px 0 18px;}
.kp-felder-item{margin:0 0 20px;}
.kp-felder-head{display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:16px;color:#4a4a4a;margin-bottom:6px;}
.kp-felder-stepper{display:grid;grid-template-columns:1fr 160px 56px 56px;border:1px solid #d8d8d8;border-radius:2px;overflow:hidden;background:#fff;}
.kp-felder-input{border:0;padding:16px 22px;font-size:24px;color:#4a4a4a;min-width:0;}
.kp-felder-unit{display:flex;align-items:center;justify-content:center;font-size:20px;color:#555;border-left:1px solid #ddd;}
.kp-felder-btn{border:0;border-left:1px solid #ddd;background:#f7f7f7;font-size:28px;color:#555;cursor:pointer;}
.kp-felder-dist{display:block;width:68%;margin:12px auto 0;background:#eb7d2d;color:#fff;border:0;border-radius:4px;padding:13px 18px;font-weight:700;font-size:16px;cursor:pointer;}
.kp-felder-dist.is-disabled{background:#e8e8e8;color:#b5b5b5;cursor:not-allowed;}