/* HD Raumwerk Innenausbau – Farben aus dem Kundenlogo (kunde-material/) */
@font-face{font-family:"Montserrat";src:url("assets/montserrat-latin.woff2") format("woff2");font-weight:100 900;font-display:swap}
:root{
  --dunkel:#1d2a32;--dunkel-2:#2b3a46;--dunkel-3:#3a4b57;
  --tuerkis:#15a9ab;--tuerkis-text:#0b7476;--tuerkis-hell:#bae5e6;--tuerkis-zart:#e8f6f6;
  --grau:#5b6b74;--linie:#d9e2e5;--hell:#f4f7f8;--weiss:#fff;
  --radius:14px;--schatten:0 18px 40px -24px rgba(29,42,50,.45);
  font-family:"Montserrat",system-ui,"Segoe UI",Arial,sans-serif;color:var(--dunkel);background:var(--weiss);
  line-height:1.65;-webkit-text-size-adjust:100%;font-synthesis:none
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-underline-offset:4px}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0}
h2{font-size:clamp(28px,4.2vw,42px);font-weight:800;margin-bottom:36px}
h3{font-size:20px;font-weight:700}
p{margin:0 0 16px}
:focus-visible{outline:3px solid var(--tuerkis);outline-offset:3px;border-radius:4px}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.icon{width:1.25em;height:1.25em;flex:none;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:16px;top:-80px;background:var(--weiss);padding:12px 16px;z-index:50;border-radius:8px}
.skip-link:focus{top:12px}
.wrap{width:min(1160px,calc(100% - 40px));margin:0 auto}
.wrap-schmal{width:min(820px,calc(100% - 40px))}

/* Entwurfs-Markierungen – vor dem Livegang entfernen */
.entwurf{margin:0;background:#fff3b0;color:#4d3d00;font-size:13px;text-align:center;padding:6px 16px;font-weight:600}
.offen{background:#fff3b0;color:#4d3d00;padding:1px 6px;border-radius:4px;font-weight:600;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.offen-block{display:block;padding:22px 24px;border:2px dashed #e2c64a;border-radius:var(--radius);max-width:760px}

/* Kopf */
.kopf{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--linie);backdrop-filter:blur(8px)}
.kopf-innen{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:78px}
.marke{display:block}.logo-svg{width:228px;height:auto;display:block;overflow:visible}
.navi{display:flex;align-items:center;gap:28px;font-weight:600;font-size:15px}
.navi a:not(.knopf){text-decoration:none;padding:8px 0;border-bottom:2px solid transparent}
.navi a:not(.knopf):hover{border-bottom-color:var(--tuerkis)}
.menue-knopf{display:none}

/* Knöpfe */
.knoepfe{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 16px}
.knopf{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:999px;
  background:var(--tuerkis);color:var(--dunkel);font:inherit;font-weight:700;font-size:16px;text-decoration:none;border:2px solid var(--tuerkis);cursor:pointer;transition:transform .15s,background .15s}
.knopf:hover{background:#2dbdbf;border-color:#2dbdbf;transform:translateY(-1px)}
.knopf-klein{min-height:44px;padding:0 18px;font-size:15px}
.knopf-rand{background:transparent;color:var(--weiss);border-color:rgba(255,255,255,.55)}
.knopf-rand:hover{background:rgba(255,255,255,.1);border-color:var(--weiss)}
.knopf-rand-dunkel{background:transparent;color:var(--dunkel);border-color:var(--dunkel)}
.knopf-rand-dunkel:hover{background:var(--dunkel);color:var(--weiss);border-color:var(--dunkel)}

/* Einstieg */
.held{position:relative;overflow:hidden;background:linear-gradient(160deg,var(--dunkel-2),var(--dunkel) 60%);color:var(--weiss);border-bottom:6px solid var(--tuerkis)}
.held::before{content:"";position:absolute;inset:-40px;background:url("assets/zeichen-weiss.svg") 0 0/88px auto repeat;opacity:.03;transform:rotate(-6deg)}
.held-raster{position:relative;display:grid;grid-template-columns:1.25fr .85fr;gap:56px;align-items:center;padding:88px 0 96px}
.dachzeile{text-transform:uppercase;letter-spacing:.16em;font-size:13px;font-weight:700;color:var(--tuerkis);margin-bottom:16px}
.dachzeile-dunkel{color:var(--tuerkis-text)}
.held h1{font-size:clamp(36px,5.6vw,62px);font-weight:800;letter-spacing:-.03em;max-width:17ch}
.einleitung{font-size:19px;color:#d5dee2;max-width:56ch;margin-top:24px}
.hinweis-klein{font-size:14px;color:#a9b8bf;margin:0}
.held-karte{position:relative;background:var(--tuerkis);color:var(--dunkel);border-radius:22px;padding:34px 32px 30px;box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
.held-zeichen{width:92px;margin-bottom:18px}
.karte-titel{font-weight:800;font-size:22px;margin-bottom:12px;color:var(--weiss)}
.haken-liste{list-style:none;margin:0;padding:0;font-weight:600}
.haken-liste li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-top:1px solid rgba(29,42,50,.18)}
.haken-liste .icon{margin-top:2px;stroke-width:2.6}

/* Abschnitte */
.abschnitt{padding:96px 0}
.abschnitt-hell{background:var(--hell)}
.karten{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.karte{background:var(--weiss);border:1px solid var(--linie);border-radius:var(--radius);padding:28px 24px;display:flex;flex-direction:column;gap:12px;transition:border-color .2s,box-shadow .2s}
.karte:hover{border-color:var(--tuerkis);box-shadow:var(--schatten)}
.karte p{color:var(--grau);font-size:16px;margin:0}
.karte-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:12px;background:var(--tuerkis-zart);color:var(--tuerkis-text);font-size:24px}
.gut-zu-wissen{margin:32px 0 0;padding:18px 22px;border-left:4px solid var(--tuerkis);background:var(--tuerkis-zart);border-radius:0 10px 10px 0;max-width:820px;font-size:16px}

.schritte{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.schritte li{position:relative;padding:26px 24px 24px;border-top:3px solid var(--dunkel)}
.schritte li p{color:var(--grau);font-size:16px;margin:10px 0 0}
.schritt-nr{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--dunkel);color:var(--tuerkis);font-weight:800;margin-bottom:14px}

details{background:var(--weiss);border:1px solid var(--linie);border-radius:12px;margin-bottom:12px}
summary{cursor:pointer;list-style:none;padding:20px 56px 20px 22px;font-weight:700;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:26px;font-weight:500;color:var(--tuerkis-text)}
details[open] summary::after{content:"–"}
details p{padding:0 22px 20px;margin:0;color:var(--grau)}

/* Kontakt */
.kontakt{background:var(--dunkel);color:var(--weiss)}
.kontakt-raster{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.kontakt h2{margin-bottom:16px}
.kontakt-einleitung{color:#c9d4d9;margin-bottom:28px}
.kontaktwege{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.kontaktwege a,.kontakt-adresse{display:flex;gap:16px;align-items:center;padding:16px 18px;border-radius:12px;background:var(--dunkel-2);text-decoration:none;font-weight:600;overflow-wrap:anywhere}
.kontaktwege a:hover{background:var(--dunkel-3)}
.kontaktwege .icon{font-size:22px;color:var(--tuerkis)}
.kontaktwege small{display:block;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#9fb0b8;font-weight:600}
.formular-box{background:var(--weiss);color:var(--dunkel);border-radius:20px;padding:34px}
.formular-box h3{font-size:24px;margin-bottom:8px}
.formular-info{font-size:14px;color:var(--grau)}
fieldset{border:0;margin:8px 0 16px;padding:0}
legend{font-weight:700;font-size:15px;margin-bottom:10px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{position:relative}
.chips input{position:absolute;opacity:0;width:1px;height:1px}
.chips span{display:inline-flex;align-items:center;min-height:42px;padding:0 16px;border:1.5px solid var(--linie);border-radius:999px;font-size:15px;font-weight:600;cursor:pointer;user-select:none}
.chips input:checked+span{background:var(--dunkel);border-color:var(--dunkel);color:var(--weiss)}
.chips input:focus-visible+span{outline:3px solid var(--tuerkis);outline-offset:2px}
.feld{display:block;margin-bottom:14px}
.feld span{display:block;font-weight:700;font-size:15px;margin-bottom:6px}
.feld em{font-weight:500;font-style:normal;color:var(--grau)}
.feld input,.feld textarea{width:100%;font:inherit;font-size:16px;padding:13px 14px;border:1.5px solid var(--linie);border-radius:10px;background:var(--hell);color:var(--dunkel)}
.feld input:focus,.feld textarea:focus{outline:none;border-color:var(--tuerkis);background:var(--weiss)}
.feld-reihe{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.formular-fehler{color:#b42318;font-weight:600;font-size:15px;margin:4px 0 0}
.formular .knoepfe{margin:18px 0 0}

/* Fuß */
.fuss{background:#151f25;color:#b8c6cc;padding:56px 0 36px;font-size:15px}
.fuss-logo{width:230px;margin-bottom:16px}
.fuss-unten{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;margin-top:32px;padding-top:24px;border-top:1px solid #2c3a43}
.fuss-unten nav{display:flex;flex-wrap:wrap;gap:22px}
.fuss a{text-decoration:none}
.fuss a:hover{color:var(--weiss);text-decoration:underline}
.design-by{opacity:.8}
.schnellleiste{display:none}

/* Tablet */
@media (max-width:1020px){
  .karten{grid-template-columns:repeat(2,1fr)}
  .schritte{grid-template-columns:repeat(2,1fr)}
  .held-raster{grid-template-columns:1fr;gap:40px;padding:64px 0 72px}
  .held-karte{max-width:520px}
  .kontakt-raster{grid-template-columns:1fr}
}
/* Handy */
@media (max-width:820px){
  body{font-size:16px;padding-bottom:68px}
  .kopf-innen{min-height:66px}
  .logo-svg{width:176px}
  .menue-knopf{display:grid;place-items:center;width:48px;height:48px;border:1.5px solid var(--linie);border-radius:12px;background:var(--weiss);cursor:pointer}
  .menue-striche,.menue-striche::before,.menue-striche::after{display:block;width:20px;height:2px;background:var(--dunkel);border-radius:2px;position:relative;transition:transform .2s}
  .menue-striche::before,.menue-striche::after{content:"";position:absolute;left:0}
  .menue-striche::before{top:-6px}.menue-striche::after{top:6px}
  .menue-knopf[aria-expanded="true"] .menue-striche{background:transparent}
  .menue-knopf[aria-expanded="true"] .menue-striche::before{transform:translateY(6px) rotate(45deg)}
  .menue-knopf[aria-expanded="true"] .menue-striche::after{transform:translateY(-6px) rotate(-45deg)}
  .js .navi{display:none}
  .navi{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:var(--weiss);border-bottom:1px solid var(--linie);padding:8px 20px 20px;box-shadow:0 20px 30px -20px rgba(0,0,0,.25)}
  .js .navi.offen-menue{display:flex}
  .navi a:not(.knopf){padding:14px 0;border-bottom:1px solid var(--linie)}
  .navi .knopf{margin-top:14px}
  .no-js .menue-knopf{display:none}
  .no-js .navi{position:static;flex-direction:row;flex-wrap:wrap;box-shadow:none;border:0;padding:0}
  .abschnitt{padding:68px 0}
  h2{margin-bottom:28px}
  .einleitung{font-size:17px}
  .knoepfe .knopf{flex:1 1 220px}
  .formular-box{padding:26px 20px}
  .schnellleiste{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:30;padding:8px 10px calc(8px + env(safe-area-inset-bottom));background:var(--dunkel);box-shadow:0 -8px 24px rgba(0,0,0,.25)}
  .schnellleiste a{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;border-radius:12px;background:var(--tuerkis);color:var(--dunkel);font-weight:700;text-decoration:none}
  .schnellleiste a+a{background:var(--dunkel-2);color:var(--weiss)}
}
@media (max-width:560px){
  .wrap,.wrap-schmal{width:calc(100% - 32px)}
  .karten,.schritte{grid-template-columns:1fr}
  .feld-reihe{grid-template-columns:1fr}
  .held-karte{padding:28px 22px 24px}
  .fuss-unten{flex-direction:column}
}
/* Dezente Bewegungen (nur mit JS, nie bei „weniger Bewegung“) */
@keyframes muster-wandern{from{transform:rotate(-6deg) translate3d(0,0,0)}to{transform:rotate(-6deg) translate3d(-88px,-88px,0)}}
.bewegung .held::before{animation:muster-wandern 40s linear infinite;will-change:transform}
.bewegung .zeigen{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);transition-delay:var(--verzug,0ms)}
.bewegung .zeigen.sichtbar{opacity:1;transform:none}
.bewegung .held-text>*{animation:held-rein .8s cubic-bezier(.2,.7,.2,1) both;animation-delay:calc(var(--i,0)*90ms + 80ms)}
.bewegung .held-karte{animation:held-rein .9s cubic-bezier(.2,.7,.2,1) .35s both}
@keyframes held-rein{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.schritte li::before{content:"";position:absolute;left:0;right:0;top:-3px;height:3px;background:var(--tuerkis);transform-origin:left;transform:scaleX(0)}
.bewegung .schritte li.sichtbar::before{transform:scaleX(1);transition:transform .9s cubic-bezier(.2,.7,.2,1);transition-delay:calc(var(--verzug,0ms) + 250ms)}
.no-js .schritte li::before,.js:not(.bewegung) .schritte li::before{transform:scaleX(1)}
.bewegung .haken-liste li{animation:held-rein .6s ease both;animation-delay:calc(var(--i,0)*80ms + 700ms)}
/* Scroll-Film „So entsteht ein Raum“ */
.film{position:relative;background:#11191e;color:var(--weiss)}
.film-aktiv{height:460vh}
.film-buehne{position:relative;overflow:hidden}
.film-aktiv .film-buehne{position:sticky;top:0;height:100vh;height:100svh}
.film-poster{width:100%;height:auto;display:block}
.film-aktiv .film-poster,.film-leinwand{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.film-leinwand{display:none}
.film-aktiv .film-leinwand{display:block}
.film-text{position:absolute;left:max(20px,calc((100% - 1160px)/2));top:104px;width:min(380px,calc(100% - 40px));background:rgba(17,25,30,.78);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:18px;padding:24px 24px 22px;border:1px solid rgba(255,255,255,.08)}
.film-text h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:18px}
.film-schritte{list-style:none;margin:0;padding:0;counter-reset:fs}
.film-schritte li{counter-increment:fs;display:flex;gap:12px;align-items:center;padding:6px 0;color:#8fa3ab;font-weight:600;font-size:15px;transition:color .3s}
.film-schritte li::before{content:counter(fs);display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;border:1.5px solid #4a5d67;font-size:12px;flex:none;transition:all .3s}
.film-schritte li.erledigt{color:#c9d4d9}
.film-schritte li.erledigt::before{content:"✓";border-color:var(--tuerkis);color:var(--tuerkis)}
.film-schritte li.aktiv{color:var(--weiss)}
.film-schritte li.aktiv::before{background:var(--tuerkis);border-color:var(--tuerkis);color:var(--dunkel)}
.film-fortschritt{height:3px;background:#2c3a43;border-radius:3px;margin-top:16px;overflow:hidden}
.film-fortschritt span{display:block;height:100%;background:var(--tuerkis);transform-origin:left;transform:scaleX(0)}
.film-hinweis{position:absolute;right:max(20px,calc((100% - 1160px)/2));bottom:22px;margin:0;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.75);background:rgba(17,25,30,.55);padding:6px 12px;border-radius:999px}
.film-ruhig .film-text,.no-js .film-text{position:static;width:auto;max-width:none;border-radius:0;background:var(--dunkel);padding:32px max(20px,calc((100% - 1160px)/2))}
.film-ruhig .film-schritte li,.no-js .film-schritte li{color:var(--weiss)}
.film-ruhig .film-fortschritt,.no-js .film-fortschritt,.film-ruhig .film-hinweis,.no-js .film-hinweis{display:none}

/* 3D-Wandaufbau */
.wand3d-raster{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:center}
.wand3d-info{color:var(--grau)}
.wand3d-legende{list-style:none;margin:18px 0 24px;padding:0;display:grid;gap:6px}
.wand3d-legende li{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:10px;font-size:15px;color:var(--grau);cursor:default}
.wand3d-legende li:hover,.wand3d-legende li:focus{background:var(--tuerkis-zart);outline:none}
.wand3d-legende strong{color:var(--dunkel)}
.punkt{width:14px;height:14px;border-radius:4px;flex:none;margin-top:5px}
.punkt-stahl{background:#b9c0c6}.punkt-daemm{background:#d9c27a}.punkt-gk{background:#a9b0b6}.punkt-farbe{background:#f2f2ee;border:1px solid var(--linie)}
.wand3d-bedienung{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.wand3d-regler{width:180px;accent-color:var(--tuerkis)}
.wand3d-buehne{position:relative;aspect-ratio:4/3;border-radius:22px;background:radial-gradient(ellipse at 50% 40%,#ffffff 0%,#e9eff1 60%,#dfe7ea 100%);overflow:hidden;touch-action:pan-y;cursor:grab}
.wand3d-buehne:active{cursor:grabbing}
.wand3d-buehne canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.wand3d-fallback{position:absolute;inset:auto 20px 20px;margin:0;font-size:14px;color:var(--grau);display:none}
.wand3d-ohne .wand3d-fallback{display:block}
.wand3d-ohne .wand3d-bedienung,.no-js .wand3d-bedienung{display:none}
@media (max-width:1020px){.wand3d-raster{grid-template-columns:1fr;gap:28px}.wand3d-buehne{order:-1}}
@media (max-width:820px){
  .film-aktiv{height:400vh}
  .film-text{top:auto;bottom:84px;left:16px;right:16px;width:auto;padding:16px 18px 14px}
  .film-text .dachzeile{margin-bottom:6px}
  .film-text h2{font-size:21px;margin-bottom:10px}
  .film-aktiv .film-schritte li:not(.aktiv){display:none}
  .film-hinweis{top:80px;bottom:auto;right:16px}
}
/* Logo-Animation (einmal beim Laden) */
.bewegung .logo-haus{animation:logo-haus .8s cubic-bezier(.3,.7,.2,1) .1s both}
.bewegung .logo-leiter{animation:logo-leiter .7s cubic-bezier(.2,.8,.2,1.15) .55s both}
.bewegung .logo-akzent{animation:logo-akzent .8s ease .95s both}
.bewegung .logo-schrift{animation:logo-schrift .7s cubic-bezier(.2,.7,.2,1) .7s both}
@keyframes logo-haus{from{clip-path:inset(100% 0 0 0)}to{clip-path:inset(0 0 0 0)}}
@keyframes logo-leiter{from{transform:translateY(60px);opacity:0}to{transform:none;opacity:1}}
@keyframes logo-akzent{0%{opacity:0;filter:brightness(1.8)}60%{opacity:1;filter:brightness(1.6)}100%{opacity:1;filter:none}}
@keyframes logo-schrift{from{opacity:0;transform:translateX(-24px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}