/* Gipser Nobel GmbH – Entwurf. Putzweiss, Graphit, ein Logo-Grün. */
:root {
  --grund: #F1EFEA;
  --hell: #E7E4DD;
  --weiss: #FBFAF7;
  --text: #24261F;
  --text-2: rgba(36, 38, 31, 0.70);
  --text-3: rgba(36, 38, 31, 0.50);
  --linie: rgba(36, 38, 31, 0.16);
  --gruen: #4FAE3B;
  --gruen-dunkel: #3C8F2B;
  --rand: 20px;
  --luft: 72px;
  --expo: cubic-bezier(0.19, 1, 0.22, 1);
  --display: "Epilogue", "Helvetica Neue", Arial, sans-serif;
  --sans: "Atkinson Hyperlegible Next", "Helvetica Neue", Arial, sans-serif;
  --mono: "Atkinson Hyperlegible Mono", ui-monospace, monospace;
}
@media (min-width: 900px) {
  :root { --rand: 40px; --luft: 120px; }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--grund);
  color: var(--text);
  font: 400 17px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
@media (min-width: 900px) { body { font-size: 18px; } }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); font-weight: 500; margin: 0; }
p { margin: 0; }

.innen { max-width: 1200px; margin: 0 auto; padding: 0 var(--rand); }
.mono {
  font: 500 13px/1.4 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
}

/* Knöpfe */
.knopf {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 24px;
  border: 0; border-radius: 999px;
  background: var(--gruen); color: #10210B;
  font: 700 17px/1 var(--sans);
  text-decoration: none; cursor: pointer;
  transition: background-color 150ms ease-out, transform 150ms ease-out;
}
.knopf:hover { background: #5CBD47; }
.knopf:active { transform: scale(0.98); }
.knopf--dunkel { background: var(--text); color: var(--weiss); }
.knopf--dunkel:hover { background: #3A3D33; }
.knopf--klein { min-height: 44px; padding: 0 20px; font-size: 15px; }
.textlink {
  display: inline-flex; align-items: center; min-height: 44px;
  font-weight: 700; text-decoration: underline;
  text-underline-offset: 4px; text-decoration-thickness: 2px;
  text-decoration-color: var(--gruen);
  transition: text-decoration-color 150ms ease-out;
}
.textlink:hover { text-decoration-color: var(--text); }
:focus-visible { outline: 3px solid var(--gruen); outline-offset: 3px; }

/* Kopf – weisser Streifen wie bei BAM */
.kopf {
  position: sticky; top: 0; z-index: 20;
  padding: 8px var(--rand) 0;
}
.kopf__innen {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; gap: 24px;
  min-height: 56px; padding: 6px 6px 6px 16px;
  background: var(--weiss);
  border-radius: 999px;
  box-shadow: 0 1px 0 var(--linie), 0 8px 24px rgba(36, 38, 31, 0.06);
}
.marke {
  display: inline-flex; align-items: center; gap: 8px;
  text-decoration: none; font: 500 19px/1 var(--display); letter-spacing: -0.02em;
  margin-right: auto;
}
.marke b { font-weight: 600; color: var(--gruen-dunkel); }
.marke__haus { width: 30px; height: 30px; color: var(--text); }
.kopf__nav { display: none; gap: 24px; font-size: 16px; }
.kopf__nav a { text-decoration: none; color: var(--text-2); transition: color 150ms ease-out; }
.kopf__nav a:hover { color: var(--text); }
@media (min-width: 900px) { .kopf__nav { display: flex; } }

/* Einstieg */
.einstieg {
  max-width: 1200px; margin: 0 auto;
  padding: 24px var(--rand) var(--luft);
  display: grid; gap: 24px;
}
.haus { position: relative; margin: 0; height: clamp(240px, 37svh, 420px); }
.haus__bild {
  position: absolute; inset: 0;
  clip-path: polygon(50% 0, 100% 24%, 100% 100%, 0 100%, 0 24%);
  background: var(--hell);
  overflow: hidden;
}
.haus__bild img {
  width: 100%; height: 100%; object-fit: cover; object-position: 50% 6%;
  clip-path: inset(0 0 0 0);
  animation: aufziehen 1300ms var(--expo) 450ms both;
}
.haus__latte {
  position: absolute; left: 0; right: 0; top: 0; height: 100%;
  pointer-events: none;
  animation: latte 1300ms var(--expo) 450ms both;
}
.haus__latte::before {
  content: ""; position: absolute; left: -4%; right: -4%; top: -3px; height: 6px;
  background: var(--gruen);
  box-shadow: 0 0 0 1px rgba(16, 33, 11, 0.12);
}
.haus__umriss {
  position: absolute; inset: 0; width: 100%; height: 100%;
  overflow: visible; pointer-events: none;
}
.haus__umriss polygon {
  fill: none; stroke: var(--text); stroke-width: 2px;
  vector-effect: non-scaling-stroke;
  animation: umriss 600ms ease-out 150ms both;
}
.haus figcaption {
  position: absolute; right: 12px; bottom: 12px;
  padding: 6px 10px; border-radius: 999px;
  background: rgba(251, 250, 247, 0.92);
  font: 500 12px/1.2 var(--mono); letter-spacing: 0.04em; color: var(--text-2);
}
@keyframes umriss { from { opacity: 0; } }
@keyframes aufziehen { from { clip-path: inset(100% 0 0 0); } }
@keyframes latte {
  0% { transform: translateY(100%); opacity: 1; }
  85% { opacity: 1; }
  100% { transform: translateY(0); opacity: 0; }
}

.einstieg__text { display: grid; gap: 16px; align-content: start; }
.titel {
  font-size: clamp(40px, 10.6vw, 104px);
  font-weight: 500; letter-spacing: -0.035em; line-height: 1.0;
}
.zeile { display: block; overflow: hidden; padding-bottom: 0.06em; margin-bottom: -0.06em; }
.zeile > span { display: block; animation: steigen 900ms var(--expo) both; }
.zeile:nth-child(2) > span { animation-delay: 90ms; }
.zeile:nth-child(3) > span { animation-delay: 180ms; }
@keyframes steigen { from { transform: translateY(105%); } }
.einstieg__satz { max-width: 34em; color: var(--text-2); }
.einstieg__aktion { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }

@media (min-width: 900px) {
  .einstieg {
    grid-template-columns: 7fr 5fr; gap: 64px; align-items: end;
    padding-top: 40px; min-height: calc(100svh - 64px);
  }
  .einstieg__text { order: -1; padding-bottom: 24px; gap: 24px; }
  .titel { font-size: clamp(64px, 7vw, 104px); }
  .einstieg__satz { font-size: 20px; }
  .haus { height: min(78svh, 720px); }
}

/* Abschnitte */
.abschnitt { padding: var(--luft) 0; }
.abschnitt--hell { background: var(--hell); }
h2 { font-size: clamp(36px, 6vw, 64px); letter-spacing: -0.03em; line-height: 1.05; }
.kopfzeile { display: grid; gap: 16px; margin-bottom: 40px; }
.lead { color: var(--text-2); max-width: 36em; }
@media (min-width: 900px) {
  .kopfzeile { grid-template-columns: 1fr 1fr; align-items: end; gap: 64px; margin-bottom: 64px; }
}

/* Leistungen: Wände / Decken / Wohnen */
.leistungen { display: grid; gap: 64px; }
.gruppe { display: grid; gap: 16px; align-content: start; }
.gruppe__wort {
  font-size: clamp(48px, 13vw, 72px); letter-spacing: -0.04em; line-height: 1;
  padding-bottom: 16px; border-bottom: 2px solid var(--text);
}
.gruppe__bild { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.liste { list-style: none; margin: 0; padding: 0; }
.liste li {
  padding: 16px 0; border-bottom: 1px solid var(--linie);
  font-size: 18px;
  transition: color 150ms ease-out, padding-left 150ms ease-out;
}
@media (min-width: 900px) {
  .leistungen { grid-template-columns: repeat(3, 1fr); gap: 40px; }
  .gruppe__bild { display: none; }
  .gruppe__wort { font-size: clamp(56px, 5.4vw, 80px); }
  .liste li { cursor: default; }
  .liste li:hover { padding-left: 8px; color: var(--gruen-dunkel); }
}
.folgebild {
  position: fixed; left: 0; top: 0; z-index: 15;
  width: 240px; aspect-ratio: 3 / 4; object-fit: cover;
  pointer-events: none; opacity: 0;
  transform: translate(-50%, -50%) scale(0.92);
  transition: opacity 150ms ease-out, transform 300ms var(--expo);
  box-shadow: 0 16px 40px rgba(36, 38, 31, 0.18);
}
.folgebild.an { opacity: 1; transform: translate(-50%, -50%) scale(1); }

/* Arbeiten */
.galerie {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px;
  grid-auto-rows: 58vw;
}
.kachel { position: relative; margin: 0; overflow: hidden; background: var(--grund); }
.kachel--breit { grid-column: span 2; }
.kachel img { width: 100%; height: 100%; object-fit: cover; }
.kachel figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 24px 12px 10px;
  background: linear-gradient(to top, rgba(20, 21, 17, 0.62), transparent);
  color: var(--weiss); font-size: 14px; line-height: 1.3;
}
@media (min-width: 900px) {
  .galerie { grid-template-columns: repeat(4, 1fr); gap: 16px; grid-auto-rows: min(22vw, 300px); }
  .kachel figcaption { font-size: 15px; padding: 40px 16px 16px; }
}

/* Über uns */
.ueber { display: grid; gap: 40px; }
.ueber__bilder { display: grid; grid-template-columns: 2fr 1fr; gap: 8px; height: 280px; }
.ueber__bilder img { width: 100%; height: 100%; object-fit: cover; }
.ueber__text { display: grid; gap: 16px; align-content: center; }
.ueber__text p { max-width: 34em; color: var(--text-2); }
.leitsatz {
  margin: 8px 0 0; padding-left: 16px; border-left: 4px solid var(--gruen);
  font: 500 clamp(24px, 3vw, 32px)/1.2 var(--display); letter-spacing: -0.02em;
}
@media (min-width: 900px) {
  .ueber { grid-template-columns: 7fr 5fr; gap: 64px; }
  .ueber__bilder { gap: 16px; height: 520px; }
}

/* Kontakt */
.kontakt { background: var(--weiss); }
.kontakt__raster { display: grid; gap: 64px; }
.kontakt__daten { display: grid; gap: 16px; align-content: start; justify-items: start; }
.kontakt__mail {
  font: 500 clamp(24px, 6.4vw, 40px)/1.15 var(--display); letter-spacing: -0.02em;
  text-decoration: underline; text-decoration-color: var(--gruen);
  text-decoration-thickness: 3px; text-underline-offset: 6px;
  overflow-wrap: anywhere; margin-top: 8px;
  transition: text-decoration-color 150ms ease-out;
}
.kontakt__mail:hover { text-decoration-color: var(--text); }
address { font-style: normal; color: var(--text-2); }
.hinweis {
  margin-top: 16px; padding: 16px; max-width: 30em;
  background: var(--grund); border-left: 4px solid var(--gruen);
  font-size: 16px;
}
.anfrage {
  display: grid; gap: 24px; align-content: start;
  padding: 24px; background: var(--grund); border-radius: 8px;
}
.anfrage fieldset { border: 0; margin: 0; padding: 0; }
.anfrage legend, .feld { font-weight: 700; font-size: 16px; }
.anfrage legend { margin-bottom: 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px;
  border: 1.5px solid var(--text); border-radius: 999px; cursor: pointer;
  font-weight: 500; transition: background-color 150ms ease-out, color 150ms ease-out;
}
.chips input:checked + span { background: var(--text); color: var(--weiss); }
.chips input:focus-visible + span { outline: 3px solid var(--gruen); outline-offset: 2px; }
.feld { display: grid; gap: 8px; }
.feld input, .feld textarea {
  width: 100%; padding: 12px 14px; min-height: 48px;
  border: 1.5px solid var(--linie); border-radius: 8px; background: var(--weiss);
  font: 400 17px/1.4 var(--sans); color: var(--text);
  transition: border-color 150ms ease-out;
}
.feld input:focus, .feld textarea:focus { border-color: var(--text); outline: none; }
.feld-reihe { display: grid; gap: 24px; }
.klein { font-size: 14px; color: var(--text-3); }
@media (min-width: 900px) {
  .kontakt__raster { grid-template-columns: 5fr 6fr; gap: 104px; }
  .anfrage { padding: 40px; }
  .feld-reihe { grid-template-columns: 1fr 1fr; }
}

/* Fuss */
.fuss { background: var(--text); color: rgba(251, 250, 247, 0.72); padding: 64px 0 40px; font-size: 16px; }
.fuss__innen { display: grid; gap: 16px; }
.fuss__name { font: 500 clamp(40px, 9vw, 88px)/1 var(--display); letter-spacing: -0.04em; color: var(--weiss); }
.fuss__name b { font-weight: 600; color: var(--gruen); }
.fuss a { color: var(--weiss); display: inline-block; padding: 8px 0; }
.fuss__entwurf { margin-top: 24px; padding-top: 16px; border-top: 1px solid rgba(251, 250, 247, 0.16); font-size: 14px; color: rgba(251, 250, 247, 0.5); }

/* Bilder öffnen sich beim Scrollen */
.js .zeigen { clip-path: inset(100% 0 0 0); }
.js .zeigen img { transform: scale(1.15); }
.js .zeigen.da { clip-path: inset(0 0 0 0); transition: clip-path 1000ms var(--expo); }
.js .zeigen.da img { transform: scale(1); transition: transform 1000ms var(--expo); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .haus__latte { display: none; }
  .js .zeigen { clip-path: none; }
  .js .zeigen img { transform: none; }
  .folgebild { display: none; }
}