/* Produktseitenspezifische Komponenten; Grundlayout aus site.css. */
.product-feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.product-feature{padding:1.5rem;border:1px solid var(--line);border-radius:4px;background:var(--paper)}
.product-feature h3,.product-detail-panel h3{font-size:1.08rem;line-height:1.3;margin:0 0 .7rem}
.product-feature p,.product-split p{color:var(--muted);margin:.5rem 0}
.product-split{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.75fr);gap:clamp(2rem,5vw,5rem);align-items:center}
.product-split h2{font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.15;letter-spacing:-.03em;margin:.2rem 0 1rem}
.product-detail-panel{background:var(--soft);border-left:4px solid var(--red);padding:1.6rem}
.product-detail-panel ul{margin:0;padding-left:1.3rem}
.product-detail-panel li+li{margin-top:.55rem}
.product-retention{display:flex;flex-direction:column;align-items:flex-start;background:var(--soft);padding:1.8rem;border-top:4px solid var(--red);gap:.25rem}
.product-retention__number{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:750;line-height:1.15;color:var(--red)}
.product-retention__note{margin-top:.8rem;color:var(--muted);font-size:.9rem}
@media(max-width:800px){.product-feature-grid{grid-template-columns:1fr}.product-split{grid-template-columns:1fr}}

/* Wiederverwendbare visuelle Komponenten für Produktseiten */
.product-snapshot{background:var(--soft);border-block:1px solid var(--line)}
.product-snapshot__inner{max-width:var(--max);margin:auto;padding:1.6rem 1.5rem 2rem}
.product-snapshot__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.2rem}
.product-snapshot__grid>div{display:flex;flex-direction:column;gap:.25rem;padding-right:1.2rem;border-right:1px solid #d1d9de}
.product-snapshot__grid>div:last-child{border:0}
.product-snapshot__grid strong{font-size:1rem;line-height:1.3}
.product-snapshot__grid span:last-child{font-size:.85rem;color:var(--muted)}
.snapshot-symbol{font-size:1.6rem;line-height:1.2;font-weight:800;color:var(--red);min-height:2.1rem}
.product-visual-note{font-size:.82rem;color:var(--muted);margin-top:.8rem}
@media(max-width:900px){.product-snapshot__grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-snapshot__grid>div:nth-child(2){border:0}}
@media(max-width:600px){.product-snapshot__grid{grid-template-columns:1fr}.product-snapshot__grid>div{border:0;border-bottom:1px solid #d1d9de;padding-bottom:.8rem}.product-snapshot__grid>div:last-child{border:0}}

/* Vierstufiges Vernetzungsschema; auf weiteren Produktseiten wiederverwendbar */
.product-network{display:grid;grid-template-columns:minmax(0,1.4fr) 26px minmax(0,1fr) 26px minmax(0,1fr) 26px minmax(0,1fr);align-items:stretch;gap:0}
.product-network__stage{min-width:0;display:flex;flex-direction:column;gap:.6rem;padding:1.2rem;background:var(--soft);border-top:3px solid #8998a0;border-radius:3px}
.product-network__stage--accent{border-top-color:var(--red);background:#f8eceb}
.product-network__number{font-size:.72rem;font-weight:800;letter-spacing:.03em;color:var(--red)}
.product-network__stage strong{font-size:1rem;line-height:1.3}
.product-network__stage small{font-size:.8rem;color:var(--muted);line-height:1.45}
.product-network__device-list{list-style:none;padding:0;margin:.3rem 0;display:grid;gap:.4rem}
.product-network__device-list li{padding:.4rem .6rem;background:#fff;border:1px solid var(--line);border-left:3px solid var(--red);font-size:.84rem}
.product-network__hint{margin-top:auto;font-size:.74rem;color:var(--muted);font-style:italic}
.product-network__connector{display:flex;align-items:center;justify-content:center;position:relative}
.product-network__connector::before{content:"";height:2px;background:var(--red);width:100%}
.product-network__connector::after{content:"";position:absolute;right:0;border-left:7px solid var(--red);border-top:5px solid transparent;border-bottom:5px solid transparent}
.product-media-intro{max-width:72ch;color:var(--muted)}
.product-screenshot{margin:1.5rem 0 0;border:1px solid var(--line);border-radius:4px;background:white;overflow:hidden}
.product-screenshot img{display:block;max-width:100%;height:auto;margin:auto}
.product-screenshot--layout img{width:100%}
.product-screenshot--batch{max-width:780px;margin:2rem auto 0}
.product-screenshot figcaption{padding:.75rem 1rem;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted)}
@media(max-width:1000px){.product-network{grid-template-columns:1fr;gap:0}.product-network__connector{height:32px}.product-network__connector::before{height:100%;width:2px}.product-network__connector::after{right:auto;bottom:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:7px solid var(--red);border-bottom:0}}

/* Spültechnik: neutrale, nicht datenbasierte Zonen-Prinzipskizze */
.wash-tank-figure,.product-screen-placeholder{margin:0;border:1px solid var(--line);border-radius:4px;background:#fff;overflow:hidden}
.wash-tank-diagram{padding:1.5rem;background:var(--soft)}
.wash-tank-diagram__machine{padding:.65rem 1rem;background:#e4eaed;border:2px solid #a7b5bc;text-align:center;font-weight:700;font-size:.85rem}
.wash-tank-diagram__zones{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.55rem;margin-top:.65rem}
.wash-tank-diagram__zones>div{display:flex;flex-direction:column;align-items:center;gap:.2rem;padding:1rem .35rem;background:white;border:1px solid #b8c9d1;border-top:4px solid var(--red);text-align:center}
.wash-tank-diagram__icon{color:var(--red);font-size:1.45rem;font-weight:800}
.wash-tank-diagram__zones strong{font-size:.9rem}
.wash-tank-diagram__zones small{font-size:.72rem;color:var(--muted)}
.wash-tank-figure figcaption,.product-screen-placeholder figcaption{padding:.75rem 1rem;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted)}
.product-screen-placeholder__bar{display:flex;gap:.3rem;padding:.7rem;background:#dce3e6}
.product-screen-placeholder__bar i{width:.45rem;height:.45rem;background:#9eabb2;border-radius:50%}
.product-screen-placeholder__content{display:flex;min-height:250px;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;padding:1.2rem;text-align:center;background:#f0f3f5}
.product-screen-placeholder__symbol{font-size:2.6rem;color:#9aaab3}
.product-screen-placeholder__content strong{font-size:.85rem;letter-spacing:.04em}
.product-screen-placeholder__content span{font-size:.8rem;color:var(--muted)}
@media(max-width:500px){.wash-tank-diagram{padding:.75rem}.wash-tank-diagram__zones{gap:.3rem}.wash-tank-diagram__zones>div{padding:.7rem .15rem}.wash-tank-diagram__zones strong{font-size:.8rem}.wash-tank-diagram__zones small{font-size:.65rem}}

/* Spültechnik: vier Zonen und breiter Original-Screenshot */
.product-screenshot--wash img{width:100%}
@media(max-width:650px){.wash-tank-diagram__zones{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Modulnavigation und -übersicht: auf allen Modulseiten wiederverwendbar */
.module-nav{border-block:1px solid var(--line);background:var(--soft)}
.module-nav__inner{max-width:var(--max);margin:auto;padding:.85rem 1.5rem;display:flex;align-items:center;gap:1.4rem}
.module-nav__overview{color:var(--red);font-weight:750;text-decoration:none;white-space:nowrap}
.module-nav__links{display:flex;gap:.45rem;overflow-x:auto;scrollbar-width:thin;padding:.2rem 0}
.module-nav__links a{white-space:nowrap;text-decoration:none;padding:.55rem .75rem;border-radius:3px;border:1px solid transparent;font-size:.85rem;font-weight:600}
.module-nav__links a:hover{border-color:var(--gray)}
.module-nav__links a[aria-current=page]{background:var(--red);color:#fff}
.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.module-card{display:flex;flex-direction:column;gap:.7rem;padding:1.6rem;border:1px solid var(--line);border-radius:4px;text-decoration:none;color:var(--ink);min-height:220px;transition:border-color .15s}
.module-card:hover{border-color:var(--red)}
.module-card h2{font-size:1.3rem;line-height:1.2;margin:0}
.module-card p{color:var(--muted);margin:0}
.module-card__link{margin-top:auto;color:var(--red);font-weight:650;font-size:.88rem}
.module-placeholder{margin:0;border:1px dashed #a9b4ba;background:var(--soft)}
.module-placeholder__image{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;text-align:center;padding:2rem}
.module-placeholder__image span{font-size:.75rem;color:var(--red);font-weight:750;letter-spacing:.08em}
.module-placeholder figcaption{padding:.7rem 1rem;font-size:.8rem;color:var(--muted);background:#fff}
.module-more{grid-column:1/-1;margin:0}
@media(max-width:900px){.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.module-nav__inner{flex-direction:column;align-items:flex-start;gap:.3rem}.module-nav__links{max-width:100%;width:100%}}
@media(max-width:600px){.module-grid{grid-template-columns:1fr}}

/* Mobile Modulnavigation: eigener horizontaler Scrollbereich, kein Seitenüberlauf */
.module-nav, .module-nav__inner {min-width:0;max-width:100%;box-sizing:border-box}
.module-nav {overflow:hidden}
.module-nav__links {min-width:0;max-width:100%;box-sizing:border-box;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;touch-action:pan-x;scrollbar-width:thin}
.module-nav__links > a {flex:0 0 auto}
@media (max-width:900px) {
  .module-nav__inner {width:100%;padding:.75rem 1rem;overflow:hidden;align-items:stretch}
  .module-nav__overview {align-self:flex-start}
  .module-nav__links {width:100%;max-width:100%;flex-wrap:nowrap;scroll-snap-type:x proximity;padding-bottom:.45rem}
  .module-nav__links > a {scroll-snap-align:start}
}

/* v13: Mobil alle Module in EINER Zeile, mit sichtbarem Wischhinweis. */
@media (max-width:900px) {
  .module-nav { width:100%; max-width:100%; overflow:hidden; }
  .module-nav__inner {
    position:relative;
    display:flex;
    flex-direction:row;
    align-items:center;
    flex-wrap:nowrap;
    gap:.45rem;
    width:100%;
    max-width:100%;
    padding:.6rem .7rem;
    overflow:hidden;
  }
  .module-nav__overview {
    flex:0 0 auto;
    align-self:center;
    padding:.55rem .55rem .55rem 0;
    font-size:.82rem;
    border-right:1px solid var(--line);
  }
  .module-nav__links {
    flex:1 1 0;
    width:auto;
    min-width:0;
    max-width:none;
    gap:.3rem;
    padding:.15rem 1.65rem .15rem 0;
    flex-wrap:nowrap;
    scroll-snap-type:none;
    scrollbar-width:none;
    -ms-overflow-style:none;
    touch-action:pan-x;
    overscroll-behavior-x:contain;
  }
  .module-nav__links::-webkit-scrollbar {display:none}
  .module-nav__links a {padding:.5rem .55rem;font-size:.8rem}
  /* Hinweis sitzt außerhalb des Scrollbereichs und fängt keine Gesten ab. */
  .module-nav__inner::after {
    content:"→";
    position:absolute;
    right:.45rem;
    top:50%;
    transform:translateY(-50%);
    display:grid;
    place-items:center;
    width:1.7rem;
    height:2.2rem;
    font-size:1.15rem;
    font-weight:750;
    color:var(--red);
    background:linear-gradient(90deg,transparent,var(--soft) 30%);
    pointer-events:none;
  }
}

/* v14: Mobile Navigation nutzt die komplette verfügbare Breite.
   CSS-Grid verhindert das Zusammenfallen des Scrollbereichs. */
@media (max-width:900px) {
  .module-nav {
    display:block;
    width:100%;
    max-width:100%;
    overflow:hidden;
  }
  .module-nav__inner {
    display:grid;
    grid-template-columns:max-content minmax(0,1fr);
    align-items:center;
    column-gap:.65rem;
    width:100%;
    max-width:100%;
    min-width:0;
    box-sizing:border-box;
    padding:.65rem 1rem;
    margin:0 auto;
    overflow:hidden;
  }
  .module-nav__overview {
    grid-column:1;
    min-width:0;
    padding:.55rem .7rem .55rem 0;
    margin:0;
    font-size:.82rem;
  }
  .module-nav__links {
    grid-column:2;
    display:flex;
    flex-direction:row;
    flex-wrap:nowrap;
    justify-content:flex-start;
    width:100%;
    min-width:0;
    max-width:100%;
    box-sizing:border-box;
    margin:0;
    padding:.15rem 2.1rem .15rem 0;
    overflow-x:auto;
    overflow-y:hidden;
    -webkit-overflow-scrolling:touch;
    overscroll-behavior-x:contain;
    touch-action:pan-x;
    scrollbar-width:none;
  }
  .module-nav__links > a {flex:0 0 auto;}
  .module-nav__inner::after {right:.75rem;}
}

/* Basissystem: kompakte Betriebsarten und modulare Übersicht */
.base-section-intro{max-width:78ch;color:var(--muted);margin:0 0 1.5rem}
.base-operation-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.1rem}
.base-operation-card{min-width:0;padding:clamp(1.1rem,2.6vw,1.8rem);border:1px solid var(--line);border-radius:4px;background:#fff;display:flex;flex-direction:column;gap:1rem}
.base-operation-card__heading{display:flex;align-items:flex-start;gap:.85rem}
.base-operation-card__index{font-size:1.55rem;line-height:1;font-weight:800;color:var(--red)}
.base-operation-card__heading h3{margin:0;font-size:1.35rem}
.base-operation-card__heading p{margin:.2rem 0 0;color:var(--muted);font-size:.9rem}
.base-operation-card>p{margin:auto 0 0;color:var(--muted)}
.base-operation-visual{background:var(--soft);padding:1.2rem;min-height:215px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.base-operation-node{width:min(100%,320px);display:flex;flex-direction:column;align-items:center;gap:.3rem;padding:1rem;text-align:center;border:1px solid #b8c5cb;background:white}
.base-operation-node--primary{border-top:4px solid var(--red)}
.base-operation-node__eyebrow{font-size:.65rem;letter-spacing:.08em;color:var(--red);font-weight:800}
.base-operation-node strong{font-size:1.05rem}
.base-operation-node>span:last-child{font-size:.8rem;color:var(--muted)}
.base-operation-branches{width:68%;height:30px;border-bottom:2px solid #b6c1c7;display:flex;justify-content:space-between;align-items:flex-end}
.base-operation-branches span{height:15px;width:2px;background:#b6c1c7;transform:translateY(15px)}
.base-operation-clients{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem;width:100%;padding-top:15px}
.base-operation-clients span{padding:.55rem .2rem;border:1px solid #b8c5cb;background:#fff;text-align:center;font-size:.75rem}
.base-communication-panel{background:var(--soft);padding:clamp(1.2rem,3vw,2rem);border-top:4px solid var(--red)}
.base-protocol-tags{display:flex;flex-wrap:wrap;gap:.6rem;margin:1rem 0}
.base-protocol-tags span{padding:.65rem .85rem;border:1px solid var(--line);background:#fff;font-size:.85rem;font-weight:700}
.base-communication-panel>p:last-child{color:var(--muted);font-size:.85rem;margin-bottom:0}
.base-module-principle{display:grid;grid-template-columns:minmax(0,1fr) 28px minmax(0,2fr);gap:.65rem;align-items:center;margin:1.2rem 0}
.base-module-principle__foundation{padding:1.4rem;background:#f8eceb;border-left:4px solid var(--red);display:flex;flex-direction:column;gap:.3rem}
.base-module-principle__foundation span{font-size:.7rem;letter-spacing:.07em;color:var(--red);font-weight:800}
.base-module-principle__foundation strong{font-size:1.3rem}
.base-module-principle__join{height:2px;background:var(--red);position:relative}
.base-module-principle__join::after{content:"";position:absolute;right:0;top:-4px;border-left:7px solid var(--red);border-block:5px solid transparent}
.base-module-principle__modules{display:flex;flex-wrap:wrap;gap:.5rem}
.base-module-principle__modules span{padding:.7rem .9rem;background:var(--soft);border:1px solid var(--line);font-size:.85rem;font-weight:600}
.base-figure-note{font-size:.8rem;color:var(--muted);margin:.5rem 0 1.5rem}
@media(max-width:760px){.base-operation-grid{grid-template-columns:1fr}.base-operation-visual{min-height:185px}.base-module-principle{grid-template-columns:1fr;gap:0}.base-module-principle__join{height:25px;width:2px;margin:auto}.base-module-principle__join::after{right:-4px;top:auto;bottom:0;border-top:7px solid var(--red);border-left:5px solid transparent;border-right:5px solid transparent;border-bottom:0}.base-module-principle__modules{justify-content:center}}