:root {
  --font: Verdana, "DejaVu Sans", "Bitstream Vera Sans", Geneva, Tahoma, sans-serif;
  --anthrazit: #2b2d30;
  --text: #333333;
  --text-leise: #50535a;
  --linie: #e3e3e0;
  --weiss: #ffffff;
  --fokus: #1a56db;

  --elektro: #ff9900;
  --elektro-text: #9a4f00;
  --elektro-hauch: #fff7ea;
  --heizung: #e43d25;
  --heizung-text: #b02a17;
  --heizung-hauch: #fff3f1;

  --radius: 20px;
  --rand: 16px;
}
@media (min-width: 720px) { :root { --rand: 32px; } }

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: #f7f7f5;
  
  background-image: linear-gradient(180deg, var(--elektro-hauch) 0%, #f7f7f5 45%, #f7f7f5 55%, var(--heizung-hauch) 100%);
  overflow-wrap: break-word;
  hyphens: auto;
}
@media (min-width: 760px) {
  body {
    
    background-image: linear-gradient(90deg, var(--elektro-hauch) 0%, #f7f7f5 38%, #f7f7f5 62%, var(--heizung-hauch) 100%);
  }
}

img { max-width: 100%; height: auto; display: block; }


h1, h2, h3, h4, h5, h6 {
  -webkit-hyphens: manual;
  hyphens: manual;
  overflow-wrap: break-word;
  text-wrap: pretty;
}

a { text-underline-offset: .18em; }

:focus-visible {
  outline: 3px solid var(--fokus);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px var(--weiss);
  border-radius: 4px;
}
main:focus { outline: none; box-shadow: none; }

.skip-link {
  position: absolute;
  left: 8px; top: -60px;
  z-index: 100;
  background: var(--weiss);
  color: var(--text);
  padding: .6em 1em;
  border-radius: 6px;
  font-weight: bold;
}
.skip-link:focus { top: 8px; }

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding-left: var(--rand);
  padding-right: var(--rand);
}


.entwurf-hinweis {
  background: var(--anthrazit);
  color: #e9e9e9;
  font-size: .8rem;
  line-height: 1.45;
  padding: .5em 0;
  text-align: center;
}
.entwurf-hinweis strong { color: var(--weiss); }


.auswahl { flex: 1 0 auto; padding: clamp(40px, 7vw, 88px) 0 clamp(40px, 6vw, 72px); }

.auswahl__kopf { text-align: center; max-width: 40rem; margin: 0 auto clamp(32px, 5vw, 56px); }

.auswahl__marke {
  display: inline-flex;
  align-items: center;
  gap: .7em;
  margin: 0 0 1.1em;
  font-size: .78rem;
  font-weight: bold;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-leise);
}
.auswahl__marke::before,
.auswahl__marke::after {
  content: "";
  width: 28px; height: 3px;
  border-radius: 2px;
  background: var(--elektro);
}
.auswahl__marke::after { background: var(--heizung); }

.auswahl h1 {
  margin: 0 0 .5em;
  font-size: clamp(1.6rem, 1.05rem + 2.4vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--anthrazit);
}
.auswahl__einleitung { margin: 0; color: var(--text-leise); font-size: 1.05rem; }


.wahl {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 760px) {
  .wahl { grid-template-columns: 1fr 1fr; gap: clamp(24px, 3vw, 40px); }
}
.wahl > li { display: flex; }

.karte {
  --a: var(--elektro);
  --a-text: var(--elektro-text);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: clamp(28px, 4vw, 48px) clamp(22px, 3.5vw, 44px) clamp(26px, 3.5vw, 40px);
  text-align: center;
  text-decoration: none;
  color: var(--text);
  background: var(--weiss);
  border: 1px solid var(--linie);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.04);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.karte--heizung { --a: var(--heizung); --a-text: var(--heizung-text); }


.karte::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: 72px; height: 5px;
  border-radius: 0 0 4px 4px;
  background: var(--a);
  transform: translateX(-50%);
  transition: width .3s ease, border-radius .3s ease;
}

.karte__logo {
  width: 100%;
  max-width: 340px;
  margin: 4px auto clamp(18px, 2.5vw, 28px);
}
.karte__logo img { width: 100%; }

.karte__name {
  margin: 0 0 .45em;
  font-size: clamp(1.15rem, 1rem + .6vw, 1.4rem);
  line-height: 1.3;
  color: var(--anthrazit);
}
.karte__satz { margin: 0 auto 1.6em; max-width: 26rem; color: var(--text-leise); }

.karte__weiter {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: .55em;
  padding: .7em 1.4em;
  border: 2px solid var(--a);
  border-radius: 999px;
  font-weight: bold;
  font-size: .95rem;
  color: var(--a-text);
  transition: background-color .25s ease, color .25s ease;
}
.karte__pfeil { display: inline-block; transition: transform .25s ease; }

.karte:hover,
.karte:focus-visible {
  transform: translateY(-4px);
  border-color: var(--a);
  box-shadow: 0 2px 4px rgba(0,0,0,.05), 0 18px 40px rgba(0,0,0,.08);
}
.karte:hover::before,
.karte:focus-visible::before { width: 100%; border-radius: 0; }
.karte:hover .karte__pfeil,
.karte:focus-visible .karte__pfeil { transform: translateX(4px); }


.karte--elektro:hover .karte__weiter,
.karte--elektro:focus-visible .karte__weiter { background: #ffa31a; border-color: #ffa31a; color: #1f1f1f; }
.karte--heizung:hover .karte__weiter,
.karte--heizung:focus-visible .karte__weiter { background: #c0301b; border-color: #c0301b; color: var(--weiss); }

.karte:focus-visible { border-radius: var(--radius); outline-offset: 4px; }


.fuss {
  flex-shrink: 0;
  background: var(--anthrazit);
  color: #e6e6e6;
  font-size: .92rem;
  padding: 36px 0 28px;
}
.fuss a { color: var(--weiss); }
.fuss a:hover { text-decoration-thickness: 2px; }
.fuss :focus-visible { box-shadow: 0 0 0 6px var(--anthrazit); outline-color: #8fb3ff; }

.fuss__raster {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px 40px;
}
@media (min-width: 760px) { .fuss__raster { grid-template-columns: 1.3fr 1fr 1fr; } }

.fuss h2 {
  margin: 0 0 .6em;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #c9c9c9;
}
.fuss p { margin: 0 0 .4em; }
.fuss ul { list-style: none; margin: 0; padding: 0; }
.fuss li { margin: 0 0 .35em; }

.fuss__punkt {
  display: inline-block;
  width: 9px; height: 9px;
  margin-right: .5em;
  border-radius: 50%;
  vertical-align: .05em;
}
.fuss__punkt--elektro { background: var(--elektro); }
.fuss__punkt--heizung { background: var(--heizung); }

.fuss__unten {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px solid #45484d;
  font-size: .8rem;
  color: #bdbdbd;
}


@media (prefers-reduced-motion: reduce) {
  .karte, .karte::before, .karte__weiter, .karte__pfeil { transition: none; }
  .karte:hover, .karte:focus-visible,
  .karte:hover .karte__pfeil, .karte:focus-visible .karte__pfeil { transform: none; }
}


@media (forced-colors: active) {
  .karte { border: 2px solid CanvasText; }
  .karte__weiter { border-color: LinkText; color: LinkText; }
}