*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f5f0e7;color:#171717;font-family:Arial,Helvetica,sans-serif;line-height:1.55}.site-header{position:sticky;top:0;z-index:30;background:#151515;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:20px 5vw;min-height:82px}.brand{color:#fff;text-decoration:none;letter-spacing:.22em;font-weight:700}.nav{display:flex;gap:20px;align-items:center}.nav a{color:#fff;text-decoration:none}.menu-toggle{display:none}.section{padding:72px 6vw}.paper{background:#fbf8f2}.warm{background:#eee5d7}.eyebrow{letter-spacing:.2em;font-size:.78rem;font-weight:700}.section-head,.narrow{max-width:900px}.section h1{font-size:clamp(2.6rem,6vw,5.2rem);line-height:1.02;margin:.2em 0}.section h2{font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.15}.lead{font-size:1.25rem;color:#666}.hero{min-height:78vh;background:linear-gradient(90deg,rgba(0,0,0,.67),rgba(0,0,0,.12)),url('../img/hero/hero.jpg') center/cover;display:flex;align-items:center;color:#fff;padding:7vw}.hero-copy{max-width:760px}.hero h1{font-size:clamp(3.4rem,10vw,8rem);line-height:.88;margin:.15em 0}.claim{font-size:1.35rem;max-width:650px}.button{display:inline-block;padding:15px 24px;border-radius:999px;background:#fff;color:#111;text-decoration:none;font-weight:700;border:1px solid #111}.button.dark{background:#111;color:#fff}.button + .button{margin-left:8px}.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.intro-grid img{width:100%;border-radius:28px;max-height:600px;object-fit:cover}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}.product-card{background:#fff;border:1px solid #ddd4c8;border-radius:26px;overflow:hidden;text-decoration:none;color:inherit;display:flex;flex-direction:column}.product-card>img,.product-card>.kk-placeholder{width:100%;aspect-ratio:4/3;object-fit:cover}.product-card .pad{padding:22px;display:flex;flex-direction:column;flex:1}.product-card h3{font-size:1.45rem;margin:.2rem 0}.tag{font-size:.75rem;letter-spacing:.12em;font-weight:700}.price{font-size:1.35rem;font-weight:700;margin-top:auto}.kk-placeholder{background:#f2e8d6;display:grid;place-items:center;text-align:center;padding:24px}.kk-placeholder img{width:42%;max-width:150px;aspect-ratio:1;object-fit:contain;border-radius:50%;margin:auto}.kk-placeholder strong{display:block;letter-spacing:.15em;font-size:.76rem;margin-top:12px}.kk-placeholder span{display:block;color:#6b5a4e;margin-top:4px}.detail{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:48px;align-items:start;max-width:1400px;margin:auto}.detail-gallery{display:grid;grid-template-columns:2fr 1fr;gap:12px;position:sticky;top:110px}.detail-gallery img{width:100%;height:100%;object-fit:cover;border-radius:20px;min-height:250px}.detail-gallery img:first-child{grid-row:span 2;min-height:620px}.detail-gallery .kk-placeholder{grid-column:1/-1;min-height:520px;border-radius:24px}.product-info{background:#fff;border:1px solid #ddd4c8;border-radius:28px;padding:34px}.product-info h1{font-size:clamp(2.4rem,4.5vw,4.5rem)}.product-copy{border-top:1px solid #e2d9cd;margin-top:28px;padding-top:12px}.feature-list{padding-left:20px}.feature-list li{margin:.45em 0}.fineprint{font-size:.92rem;color:#666;margin-top:24px}.back{display:inline-block;margin:0 0 24px;color:#171717}.color-grid{display:flex;flex-wrap:wrap;gap:14px;margin:18px 0 8px}.swatch{width:48px;height:48px;border-radius:50%;border:4px solid #fff;box-shadow:0 0 0 1px #bbb}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}.info-box{background:#fff;border:1px solid #ddd4c8;border-radius:26px;padding:28px}.material-story{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px;align-items:center}.material-story img{width:100%;border-radius:24px;max-height:560px;object-fit:cover}.measure-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:30px}.measure-card{background:#fff;border:1px solid #ddd4c8;border-radius:26px;padding:24px}.measure-card svg{width:100%;height:280px;display:block}.measure-card h3{font-size:1.55rem}.kumpel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;margin-top:34px}.kumpel-card{margin:0;background:#fff;border:1px solid #ddd4c8;border-radius:28px;overflow:hidden}.kumpel-card img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block}.kumpel-card figcaption{padding:24px}.kumpel-card strong{font-size:1.5rem}.about-hero{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.about-hero img{width:100%;min-height:600px;max-height:760px;object-fit:cover;border-radius:30px}.quote-card{background:#eee5d7;border-radius:26px;padding:30px;margin-top:28px}.site-footer{background:#111;color:#fff;padding:50px 6vw;display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}.site-footer span{color:#bbb}.footer-links{display:flex;gap:20px;flex-wrap:wrap}.site-footer a{color:#fff}.legal{padding:60px 6vw;background:#fbf8f2}.legal .narrow{margin:auto}.legal h1{font-size:clamp(2.2rem,5vw,4rem)}.legal h2{margin-top:2em}.notice{padding:16px 18px;background:#eee5d7;border-radius:16px}.video-placeholder{border:1px dashed #b8aa99;border-radius:18px;padding:22px;margin:22px 0;background:#f8f3eb}@media(max-width:900px){.nav{display:none}.menu-toggle{display:block;background:none;border:0;color:#fff;font-size:30px}.site-header.open .nav{display:flex;position:absolute;top:82px;left:0;right:0;background:#151515;padding:22px 6vw 28px;flex-direction:column;align-items:flex-start}.product-grid,.info-grid{grid-template-columns:repeat(2,1fr)}.detail,.intro-grid,.about-hero,.material-story{grid-template-columns:1fr}.detail-gallery{position:static}.about-hero img{min-height:0}.section{padding:52px 6vw}}@media(max-width:620px){.product-grid,.info-grid,.measure-grid,.kumpel-grid{grid-template-columns:1fr}.detail-gallery{grid-template-columns:1fr 1fr}.detail-gallery img:first-child{grid-column:1/-1;grid-row:auto;min-height:360px}.product-info{padding:24px}.hero{min-height:70vh}.button{width:100%;text-align:center;margin:5px 0!important}.section h1{font-size:clamp(2.4rem,12vw,4rem)}}
.postal-address{display:block;margin:2px 0 0 0;line-height:1.45}.postal-address+strong{display:inline-block;margin-top:2px}

/* V8 Produktkonfigurator */
.product-configurator{margin:30px 0 8px;padding:24px;border-radius:22px;background:#f5f0e7;border:1px solid #ddd4c8}.config-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:18px}.config-head h2{margin:.1em 0}.config-price{text-align:right;white-space:nowrap}.config-price small{display:block;color:#666}.config-price strong{font-size:1.65rem}.config-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.config-field span{display:block;font-weight:700;margin-bottom:6px}.config-field select{width:100%;padding:13px 40px 13px 13px;border:1px solid #cfc4b7;border-radius:12px;background:#fff;color:#171717;font:inherit}.config-note{font-size:.9rem;color:#666}.config-request{margin-top:4px}@media(max-width:620px){.config-grid{grid-template-columns:1fr}.config-head{align-items:end}.product-configurator{padding:18px}.config-price strong{font-size:1.45rem}}

/* V9: Eingabefelder im Konfigurator */
.config-field input[type="text"]{width:100%;box-sizing:border-box;border:1px solid rgba(255,255,255,.12);border-radius:18px;background:#555;color:#fff;padding:18px 20px;font:inherit;font-size:1rem}.config-field input::placeholder{color:#d2d2d2}.config-conditional[hidden]{display:none!important}

/* V10 BioThane Farbauswahl */
.config-native-color-select{position:absolute!important;opacity:0!important;pointer-events:none!important;width:1px!important;height:1px!important;overflow:hidden!important}
.biothane-picker{position:relative;width:100%}
.biothane-picker-trigger{width:100%;min-height:58px;border:1px solid #d6cec2;border-radius:18px;background:#fff;color:#1e1e1e;font:inherit;font-size:1rem;padding:13px 16px;display:flex;align-items:center;gap:12px;text-align:left;cursor:pointer}
.biothane-selected-dot,.biothane-dot{display:inline-block;flex:0 0 auto;border-radius:50%;background:var(--swatch);border:1px solid rgba(0,0,0,.28);box-shadow:0 0 0 1px rgba(255,255,255,.65) inset}
.biothane-selected-dot{width:24px;height:24px}.biothane-dot{width:22px;height:22px}
.biothane-selected-text{flex:1}.biothane-chevron{font-size:1.2rem;opacity:.6}
.biothane-palette{position:absolute;z-index:80;left:0;right:0;top:calc(100% + 8px);max-height:360px;overflow:auto;background:#fff;border:1px solid #d6cec2;border-radius:18px;padding:10px;box-shadow:0 18px 45px rgba(0,0,0,.22);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}
.biothane-palette[hidden]{display:none}
.biothane-swatch{border:0;background:transparent;color:#1e1e1e;font:inherit;font-size:.88rem;display:flex;align-items:center;gap:8px;padding:9px 8px;border-radius:12px;text-align:left;cursor:pointer;min-width:0}
.biothane-swatch span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.biothane-swatch:hover,.biothane-swatch.is-selected{background:#f0ebe2}.biothane-swatch.is-selected{font-weight:700}
@media(max-width:560px){.biothane-palette{grid-template-columns:1fr;max-height:52vh}.biothane-swatch{font-size:1rem;padding:11px 9px}}

/* V11 BioThane-Farbpalette – echte digitale Produktdarstellungen */
.biothane-selected-dot,.biothane-dot{background-size:cover;background-position:center;background-repeat:no-repeat;background-color:#eee}
.biothane-selected-dot{width:34px;height:34px;border:1px solid rgba(0,0,0,.24)}
.biothane-selected-text{display:flex;flex-direction:column;line-height:1.15}
.biothane-selected-text small{font-size:.76rem;color:#777;margin-top:3px;font-weight:400}
.biothane-palette{grid-template-columns:repeat(3,minmax(0,1fr));max-height:440px;padding:12px;gap:8px}
.biothane-swatch{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;text-align:center;padding:10px 6px;gap:7px;border:1px solid transparent;min-height:112px}
.biothane-swatch.is-selected{border-color:#1e1e1e;background:#f3eee6}
.biothane-dot{width:58px;height:58px;border:1px solid rgba(0,0,0,.2);box-shadow:none}
.biothane-swatch-label{display:flex!important;flex-direction:column;align-items:center;min-width:0;width:100%}
.biothane-swatch-label strong{font-size:.8rem;line-height:1.15;white-space:normal}
.biothane-swatch-label small{font-size:.69rem;color:#777;margin-top:3px}
.biothane-screen-note{font-size:.72rem;line-height:1.35;color:#777;margin:7px 2px 0}
@media(max-width:560px){.biothane-palette{grid-template-columns:repeat(3,minmax(0,1fr));max-height:60vh;gap:5px;padding:8px}.biothane-swatch{font-size:.85rem;padding:8px 4px;min-height:104px}.biothane-dot{width:52px;height:52px}.biothane-swatch-label strong{font-size:.72rem}.biothane-swatch-label small{font-size:.64rem}}


/* V14 – echte Farbbilder + Farbkatalog */
.biothane-dot,.biothane-selected-dot{background-repeat:no-repeat!important;background-size:cover!important;background-position:center!important}
.biothane-credit,.biothane-catalog-credit{font-size:.78rem;opacity:.7}
.biothane-catalog{margin-top:1.4rem}
.biothane-catalog-controls{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;margin-bottom:1rem}
.biothane-search{flex:1 1 260px;min-width:220px;padding:.8rem 1rem;border:1px solid rgba(21,21,21,.22);border-radius:999px;background:#fff;font:inherit}
.biothane-filters{display:flex;gap:.45rem;flex-wrap:wrap}
.biothane-filters button{border:1px solid rgba(21,21,21,.2);background:#fff;border-radius:999px;padding:.55rem .8rem;font:inherit;cursor:pointer}
.biothane-filters button.is-active{background:#151515;color:#fff;border-color:#151515}
.biothane-catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:.8rem}
.biothane-card{border:1px solid rgba(21,21,21,.12);border-radius:14px;overflow:hidden;background:#fff}
.biothane-card[hidden]{display:none}
.biothane-card-visual{aspect-ratio:1.35/1;position:relative;overflow:hidden;background-size:cover!important;background-position:center!important}
.biothane-card-visual img{width:100%;height:100%;object-fit:cover;display:block}
.biothane-card-copy{padding:.65rem .7rem;display:flex;flex-direction:column;gap:.12rem}
.biothane-card-copy strong{font-size:.88rem;line-height:1.15}
.biothane-card-copy code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem;opacity:.7}
.biothane-catalog-credit{margin-top:.8rem}
@media(max-width:620px){.biothane-catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:.55rem}.biothane-card-copy{padding:.5rem}.biothane-card-copy strong{font-size:.75rem}.biothane-card-copy code{font-size:.68rem}}


/* V18 – Kaufberatung & Konfigurator-Hilfen */
.advice-hero .narrow{max-width:1050px}.advice-jumps{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.advice-jumps a{display:inline-block;padding:10px 15px;border:1px solid #cfc4b7;border-radius:999px;text-decoration:none;color:#171717;background:#fff;font-weight:700}.advice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:30px}.advice-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.advice-card{background:#fff;border:1px solid #ddd4c8;border-radius:24px;padding:26px}.advice-card h3{font-size:1.4rem;margin:.25rem 0 .5rem}.advice-card p{margin:.45rem 0}.advice-card ul{padding-left:20px;margin-bottom:0}.advice-card li{margin:.4em 0}.advice-card a{color:#171717;font-weight:700}.advice-badge{display:inline-block;font-size:.68rem;letter-spacing:.12em;font-weight:800;border:1px solid #171717;border-radius:999px;padding:5px 8px}.system-note{margin-top:24px;padding:20px 22px;border-radius:18px;background:#171717;color:#fff;max-width:1050px}.advice-foot{margin-top:22px}.advice-foot a{color:#171717;font-weight:700}.advice-split{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:start;max-width:1150px}.advice-split .system-note{margin-top:0}.advice-cta{text-align:left}.config-help{display:inline-block;margin-top:7px;font-size:.78rem;font-weight:700;color:#5e5146;text-decoration:underline;text-underline-offset:2px}.config-advice-link{margin:.3rem 0 1rem;font-size:.88rem}.config-advice-link a{color:#171717;font-weight:700}@media(max-width:1050px){.advice-grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:780px){.advice-grid{grid-template-columns:1fr}.advice-grid-4{grid-template-columns:1fr}.advice-split{grid-template-columns:1fr}.advice-jumps{gap:7px}.advice-jumps a{font-size:.88rem;padding:8px 12px}}