/* =========================================================
   VB-Tech – KNX-Seite: das Haus aus dem Film zum Bedienen
   ========================================================= */
.knx{background:#08192B;color:var(--nacht-tx);padding:calc(50px + 68px + clamp(1.8rem,1.2rem + 2vw,3rem)) 0 clamp(3rem,2rem + 3vw,4.5rem)}
.knx__kopf{max-width:46rem;margin-bottom:clamp(1.4rem,1rem + 1.4vw,2.2rem)}
.knx__kopf h1{font-weight:900;font-size:clamp(2.2rem,1.5rem + 2.4vw,3.5rem);letter-spacing:-.035em;color:#fff}
.knx__kopf p{margin:.9rem 0 0;font-size:1.1rem;color:var(--nacht-tx2);max-width:40rem}
.knx__buehne{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:1.1rem;align-items:start}

/* Haus */
.knx__haus-rahmen{border-radius:var(--r);overflow:hidden;background:#04101C;border:1px solid rgba(255,255,255,.08)}
.knx__haus{position:relative;aspect-ratio:2688/1520;overflow:hidden}
.knx__haus > img{position:absolute;max-width:none;user-select:none;pointer-events:none}
.knx__bild{inset:0;width:100%;height:100%}
.knx__licht{opacity:0;transition:opacity .45s var(--e-soft)}
.knx__alle{opacity:0;transition:opacity .9s var(--e-soft)}
.knx__bus{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.knx__bus polyline,.knx__bus line{fill:none;stroke:var(--bus);stroke-width:5;stroke-linecap:round;stroke-linejoin:round;opacity:.75}
#busVerteiler{fill:#0B2A45;stroke:var(--bus);stroke-width:5}
#busPuls{fill:#C9FFB8;opacity:0;filter:drop-shadow(0 0 10px #7CFF6B) drop-shadow(0 0 22px rgba(124,255,107,.7))}
.knx__feld{position:absolute;border:0;padding:0;background:transparent;border-radius:10px;cursor:pointer;outline-offset:2px;transition:box-shadow .3s}
.knx__feld:hover,.knx__feld:focus-visible{box-shadow:inset 0 0 0 2px rgba(255,255,255,.55)}
.knx__feld span{position:absolute;left:50%;top:calc(100% + 6px);transform:translateX(-50%);padding:.25rem .6rem;border-radius:999px;background:rgba(255,255,255,.95);color:var(--tinte);font-size:.78rem;font-weight:700;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .25s}
.knx__feld:hover span,.knx__feld:focus-visible span{opacity:1}
.knx__feld[data-g="garten"] span{top:auto;bottom:12px}

/* Busmonitor */
.knx__monitor{display:flex;gap:1rem;align-items:flex-start;padding:.85rem 1.1rem;border-top:1px solid rgba(255,255,255,.08);font-size:.86rem;min-height:5.2rem}
.knx__monitor-titel{flex:none;display:inline-flex;align-items:center;gap:.45rem;font-weight:700;color:#fff}
.knx__monitor-titel::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--bus)}
.knx__monitor ol{list-style:none;margin:0;padding:0;display:grid;gap:.2rem;flex:1;min-width:0}
.knx__monitor li{display:flex;align-items:baseline;gap:.7rem;color:var(--nacht-tx2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.knx__monitor li small{flex:none;margin-left:auto;font-size:.8125rem;color:rgba(169,188,205,.55);font-variant-numeric:tabular-nums}
.knx__monitor li.leer{white-space:normal}
.knx__monitor li:first-child{color:#fff;animation:logRein .4s var(--e-out)}
@keyframes logRein{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* Bedienpult */
.knx__pult{display:flex;flex-direction:column;gap:1.1rem;padding:1.25rem;border-radius:var(--r);background:var(--weiss);color:var(--tinte)}
.tastsensor__titel{margin:0 0 .6rem;font-weight:600;font-size:.92rem;color:var(--text-2)}
.tastsensor__feld{display:grid;grid-template-columns:1fr 1fr;gap:.45rem;padding:.5rem;border-radius:18px;background:var(--flaeche);border:1px solid var(--linie)}
.taste{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:.05rem;min-height:58px;padding:.55rem .7rem;border-radius:12px;border:1px solid var(--linie);background:linear-gradient(#fff,#F7F9FB);box-shadow:0 1px 2px rgba(11,42,69,.08);text-align:left;cursor:pointer;transition:border-color .25s,box-shadow .25s,transform .2s var(--e-out)}
.taste:hover{border-color:var(--text-3)}
.taste:active{transform:scale(.97);box-shadow:inset 0 1px 3px rgba(11,42,69,.15)}
.taste b{font-size:.92rem;font-weight:700;line-height:1.2}
.taste small{font-size:.8125rem;color:var(--text-3);font-variant-numeric:tabular-nums}
.taste i{position:absolute;right:.6rem;top:.6rem;width:8px;height:8px;border-radius:50%;background:#C9D3DD;transition:background-color .3s,box-shadow .3s}
.taste.ist-an i{background:var(--licht);box-shadow:0 0 0 3px rgba(248,178,26,.25),0 0 8px rgba(248,178,26,.8)}
.taste.ist-gewaehlt{border-color:var(--blau);box-shadow:0 0 0 2px rgba(13,90,138,.18)}
.pult__dimmer label{width:100%;display:flex;justify-content:space-between;align-items:baseline;gap:.8rem;margin-bottom:.3rem;font-weight:600;font-size:.92rem;color:var(--text-2)}
.pult__dimmer label span b{color:var(--tinte)}
.pult__dimmer label > b{font-size:1.25rem;color:var(--tinte);font-variant-numeric:tabular-nums}
#knxDimmer,#raumDimmer{-webkit-appearance:none;appearance:none;width:100%;height:32px;background:linear-gradient(90deg,var(--licht) var(--wert,0%),var(--flaeche-2) var(--wert,0%)) center/100% 8px no-repeat;cursor:pointer;touch-action:pan-y}
#knxDimmer::-webkit-slider-thumb,#raumDimmer::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;background:#fff;border:3px solid var(--licht);box-shadow:0 2px 10px rgba(11,42,69,.25)}
#knxDimmer::-moz-range-thumb,#raumDimmer::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--licht)}
.szenen{display:flex;flex-wrap:wrap;gap:.4rem}
.szenen button{padding:.5rem .85rem;border-radius:999px;border:1px solid var(--linie);background:var(--weiss);font-weight:600;font-size:.9rem;cursor:pointer;transition:background-color .25s,color .25s,border-color .25s}
.szenen button:hover{border-color:var(--tinte)}
.szenen button.is-an{background:var(--nacht);border-color:var(--nacht);color:#fff}
.szenen .szene--aus{margin-left:auto}

/* Wohnzimmer */
.raum{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(1.5rem,1rem + 3vw,3.5rem);align-items:center}
.raum__bild{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:16/9;background:#000}
.raum__bild img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.raum__an,.raum__abend{opacity:0;transition:opacity .8s var(--e-soft)}
.raum__wert{position:absolute;left:1rem;top:1rem;padding:.35rem .8rem;border-radius:999px;background:rgba(255,255,255,.94);font-weight:700;font-size:.88rem}
.raum__text .kopfblock{margin-bottom:1.3rem}
.raum__szenen{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:1.4rem}

@media (max-width:1020px){
  .knx__buehne{grid-template-columns:1fr}
  .knx__pult{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
  .pult__szenen{grid-column:1/-1}
  .pult__dimmer{align-self:center}
}
@media (max-width:960px){
  .knx{padding-top:calc(10px + 62px + 1.6rem)}
  .raum{grid-template-columns:1fr}
}
@media (max-width:640px){
  .knx__haus-rahmen{position:sticky;top:80px;z-index:5;box-shadow:0 18px 40px rgba(0,0,0,.45)}
  .knx__haus{width:140%;margin-left:-20%}
  .knx__kopf p{font-size:1rem}
  .knx__pult{display:flex;padding:1rem;gap:.9rem}
  .pult__dimmer{align-self:stretch}
  .knx__monitor{padding:.6rem .9rem;min-height:0}
  .knx__monitor li:nth-child(n+2){display:none}
  .knx__monitor li small{display:none}
  .tastsensor__feld{gap:.35rem;padding:.4rem}
  .taste{min-height:52px}
  .knx__monitor{flex-direction:column;gap:.25rem;font-size:.84rem}
  .knx__feld span{display:none}
  .szenen .szene--aus{margin-left:0}
}