/* Ditz Haustechnik – Stylesheet
   Alle Schriften lokal eingebunden (SIL Open Font License, siehe /assets/fonts/OFL-Barlow.txt).
   Keine externen Ressourcen, keine Cookies. */

@font-face { font-family: "Barlow"; font-weight: 400; font-style: normal; font-display: swap;
  src: url("../fonts/barlow-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 500; font-style: normal; font-display: swap;
  src: url("../fonts/barlow-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 600; font-style: normal; font-display: swap;
  src: url("../fonts/barlow-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 600; font-style: normal; font-display: swap;
  src: url("../fonts/barlow-condensed-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 700; font-style: normal; font-display: swap;
  src: url("../fonts/barlow-condensed-latin-700-normal.woff2") format("woff2"); }

:root {
  /* Markenfarben aus dem Logo */
  --blau: #0168b4;
  --blau-tief: #014f8a;
  --gruen: #009883;
  --gruen-text: #00786a;   /* dunkler für Text auf Weiß (Kontrast AA) */
  --tinte: #0d2b42;
  --nebel: #e4eff7;
  --papier: #ffffff;
  --linie: #c9dcea;

  --schrift: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Barlow Condensed", "Arial Narrow", sans-serif;

  --rohr: 8px;              /* Stärke der grünen „Leitung“ */
  --breite: 72rem;
  --rand: clamp(1.25rem, 4vw, 2.5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 6rem; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

body {
  margin: 0;
  font-family: var(--schrift);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--tinte);
  background: var(--papier);
}

img, svg { display: block; max-width: 100%; }
a { color: var(--blau); text-underline-offset: .18em; }
a:hover { color: var(--blau-tief); }
:focus-visible { outline: 3px solid var(--gruen); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.05;
  color: var(--blau);
  margin: 0 0 .5em;
  letter-spacing: -.005em;
}
h1 { font-size: clamp(2.6rem, 6.4vw, 4.75rem); }
h2 { font-size: clamp(2rem, 4vw, 2.9rem); }
h3 { font-size: 1.6rem; font-weight: 600; }
p { margin: 0 0 1em; max-width: 64ch; }

.wrap { width: 100%; max-width: var(--breite); margin-inline: auto; padding-inline: var(--rand); }

.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--blau); color: #fff; padding: .6rem 1rem; text-decoration: none;
}
.skip:focus { top: 1rem; color: #fff; }

/* ---------- Kopf ---------- */
.kopf {
  position: sticky; top: 0; z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--linie);
}
.kopf .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 5rem; }

.marke { text-decoration: none; display: inline-block; line-height: 1; }
.marke__name {
  display: block; font-family: var(--display); font-weight: 700;
  font-size: 1.9rem; color: var(--blau); letter-spacing: .005em;
}
.marke__balken { display: block; height: 6px; background: var(--gruen); margin: .2rem 0 .3rem; }
.marke__zeile {
  display: block; font-family: var(--display); font-weight: 600;
  font-size: .95rem; color: var(--blau); letter-spacing: .04em;
}

.nav { display: flex; align-items: center; gap: 1.75rem; }
.nav ul { list-style: none; display: flex; gap: 1.5rem; margin: 0; padding: 0; }
.nav a { text-decoration: none; font-weight: 500; color: var(--tinte); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--blau); text-decoration: underline; text-decoration-thickness: 2px; text-decoration-color: var(--gruen); }

.knopf {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--display); font-weight: 600; font-size: 1.2rem; letter-spacing: .01em;
  padding: .7rem 1.25rem; border-radius: 3px; text-decoration: none;
  background: var(--blau); color: #fff; border: 2px solid var(--blau);
}
.knopf:hover { background: var(--blau-tief); border-color: var(--blau-tief); color: #fff; }
.knopf--hell { background: transparent; color: var(--blau); }
.knopf--hell:hover { background: var(--nebel); color: var(--blau-tief); }
.knopf svg { width: 1.1em; height: 1.1em; flex: none; }

.menue-knopf { display: none; }

@media (max-width: 1100px) {
  .menue-knopf {
    display: inline-flex; align-items: center; gap: .5rem;
    font: 600 1.1rem var(--display); color: var(--blau);
    background: none; border: 2px solid var(--blau); border-radius: 3px; padding: .45rem .8rem; cursor: pointer;
  }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: #fff; border-bottom: 1px solid var(--linie);
    flex-direction: column; align-items: stretch; padding: 1rem var(--rand) 1.5rem; gap: 1rem; }
  .nav.offen { display: flex; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav li a { display: block; padding: .75rem 0; border-bottom: 1px solid var(--nebel); font-size: 1.15rem; }
  /* Ohne JavaScript: Menü immer sichtbar */
  .no-js .nav { display: flex; position: static; border: 0; padding: 0 0 1rem; }
  .no-js .menue-knopf { display: none; }
  .no-js .kopf .wrap { flex-wrap: wrap; }
}

/* ---------- Hero ---------- */
.hero { padding: clamp(3rem, 8vw, 6rem) 0 0; }
.hero__raster { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: end; }
.hero h1 { color: var(--tinte); }
.hero h1 span { display: block; color: var(--blau); }
.hero__text { font-size: 1.2rem; max-width: 40ch; }
.hero__aktionen { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.75rem; }

.ruf {
  background: var(--blau); color: #fff; padding: 2rem 2rem 1.75rem;
  border-radius: 3px 3px 0 0;
}
.ruf p { margin: 0; }
.ruf__label { font-weight: 500; opacity: .9; }
.ruf__nummer {
  display: block; font-family: var(--display); font-weight: 700;
  font-size: clamp(2.3rem, 4.6vw, 3.4rem); line-height: 1.05; color: #fff;
  text-decoration: none; margin: .25rem 0 1.25rem; white-space: nowrap;
}
.ruf__nummer:hover { color: #fff; text-decoration: underline; text-decoration-color: var(--gruen); text-decoration-thickness: 4px; }
.ruf dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: .35rem 1rem; font-size: 1rem; }
.ruf dt { opacity: .8; }
.ruf dd { margin: 0; }
.ruf a { color: #fff; }

/* Die durchgehende grüne Leitung – das Erkennungszeichen aus dem Logo */
.leitung { height: var(--rohr); background: var(--gruen); }

@media (max-width: 860px) {
  .hero__raster { grid-template-columns: 1fr; align-items: start; }
  .ruf { border-radius: 3px; }
  .hero { padding-bottom: 0; }
  .hero__raster > .ruf { margin-bottom: 0; border-radius: 3px 3px 0 0; }
}

/* ---------- Abschnitte ---------- */
.abschnitt { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.abschnitt--nebel { background: var(--nebel); }
.abschnitt__kopf { max-width: 44rem; margin-bottom: 2.75rem; }
.abschnitt__kopf p { font-size: 1.15rem; }

/* Leistungen: die Leitung verzweigt sich mit T-Stücken in drei Stränge */
.straenge { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 clamp(1.5rem, 4vw, 3rem); padding-top: 3rem; }
.straenge::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: var(--rohr);
  background: var(--gruen);
}
.strang { position: relative; padding-top: 1.5rem; }
.strang::before {   /* Abzweig nach unten */
  content: ""; position: absolute; left: 1.4rem; top: -3rem; width: var(--rohr); height: 3rem;
  background: var(--gruen);
}
.strang::after {    /* Muffe am Abzweig */
  content: ""; position: absolute; left: calc(1.4rem - 5px); top: -.6rem; width: calc(var(--rohr) + 10px); height: 12px;
  background: var(--gruen-text); border-radius: 2px;
}
.strang h3 { margin-top: .4rem; }
.strang h3 a { color: inherit; text-decoration: none; }
.strang h3 a:hover { text-decoration: underline; text-decoration-color: var(--gruen); }
.strang ul { list-style: none; padding: 0; margin: 0 0 1.25rem; }
.strang li { padding: .55rem 0; border-bottom: 1px solid var(--linie); }
.strang li:first-child { border-top: 1px solid var(--linie); }
.mehr { font-weight: 600; }

@media (max-width: 860px) {
  .straenge { grid-template-columns: 1fr; padding-top: 0; padding-left: 3rem; gap: 2.5rem; }
  .straenge::before { top: 0; bottom: 0; left: 0; right: auto; width: var(--rohr); height: auto; }
  .strang { padding-top: 0; }
  .strang::before { left: -3rem; top: 1.1rem; width: 2rem; height: var(--rohr); }
  .strang::after { left: calc(-1rem - 6px); top: calc(1.1rem - 5px); width: 12px; height: calc(var(--rohr) + 10px); }
}

/* Ablauf – echte Reihenfolge, daher nummeriert */
.ablauf { list-style: none; padding: 0; margin: 0; counter-reset: schritt;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.ablauf li { counter-increment: schritt; border-top: 3px solid var(--blau); padding-top: 1rem; }
.ablauf li::before {
  content: counter(schritt); display: block;
  font: 700 2.6rem/1 var(--display); color: var(--gruen-text); margin-bottom: .5rem;
}
.ablauf h3 { font-size: 1.4rem; margin-bottom: .3rem; }
.ablauf p { margin: 0; }
@media (max-width: 860px) { .ablauf { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .ablauf { grid-template-columns: 1fr; } }

/* Einsatzgebiet */
.gebiet { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.orte { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.orte li {
  font-family: var(--display); font-weight: 600; font-size: 1.25rem;
  padding: .35rem .9rem; border: 2px solid var(--blau); color: var(--blau); border-radius: 3px; background: #fff;
}
.orte li.heimat { background: var(--blau); color: #fff; }
@media (max-width: 760px) { .gebiet { grid-template-columns: 1fr; } }

/* Kontakt */
.kontakt { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(2rem, 5vw, 4rem); }
.kontakt__liste { margin: 0; display: grid; gap: 1.25rem; }
.kontakt__liste div { border-left: var(--rohr) solid var(--gruen); padding-left: 1.1rem; }
.kontakt__liste dt { font-weight: 600; }
.kontakt__liste dd { margin: 0; font-size: 1.2rem; }
.kontakt__liste dd a { font-weight: 600; }
.hinweis { font-size: .95rem; color: #3b5568; }
@media (max-width: 760px) { .kontakt { grid-template-columns: 1fr; } }

/* Unterseiten */
.seitenkopf { padding: clamp(2.5rem, 6vw, 4.5rem) 0 2rem; }
.seitenkopf p { font-size: 1.2rem; max-width: 48ch; }
.brotkrumen { font-size: .95rem; margin-bottom: 1rem; }
.brotkrumen ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .4rem; }
.brotkrumen li + li::before { content: "/"; margin-right: .4rem; color: #6a8498; }
.inhalt { padding: 3rem 0 5rem; }
.inhalt h2 { margin-top: 2.5rem; }
.inhalt h2:first-child { margin-top: 0; }
.inhalt ul { padding-left: 1.2rem; max-width: 64ch; }
.inhalt li { margin-bottom: .4rem; }
.zwei { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.seitenleiste { background: var(--nebel); padding: 1.75rem; border-top: var(--rohr) solid var(--gruen); position: sticky; top: 6.5rem; }
.seitenleiste h2 { font-size: 1.7rem; margin-top: 0; }
.seitenleiste .knopf { margin-top: .5rem; }
@media (max-width: 860px) { .zwei { grid-template-columns: 1fr; } .seitenleiste { position: static; } }

.recht h2 { font-size: 1.75rem; }
.recht h3 { font-size: 1.3rem; margin-top: 1.75rem; color: var(--tinte); }
.platzhalter { background: #fff4c2; padding: 0 .25em; border-radius: 2px; }

/* ---------- Fuß ---------- */
.fuss { background: var(--tinte); color: #d6e4ef; padding: 3.5rem 0 2rem; font-size: 1rem; }
.fuss a { color: #fff; }
.fuss__raster { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.fuss h2 { color: #fff; font-size: 1.4rem; margin-bottom: .75rem; }
.fuss ul { list-style: none; padding: 0; margin: 0; }
.fuss li { margin-bottom: .35rem; }
.fuss address { font-style: normal; }
.fuss__unten { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid #2b4a62; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: .9rem; }
.fuss .marke__name, .fuss .marke__zeile { color: #fff; }
@media (max-width: 760px) { .fuss__raster { grid-template-columns: 1fr; } }

/* Mobile Anrufleiste */
.anrufleiste { display: none; }
@media (max-width: 640px) {
  .anrufleiste {
    display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    background: var(--blau); border-top: 4px solid var(--gruen);
  }
  .anrufleiste a { flex: 1; text-align: center; color: #fff; text-decoration: none;
    font: 600 1.2rem var(--display); padding: .85rem .5rem; }
  .anrufleiste a + a { border-left: 1px solid rgba(255,255,255,.3); }
  body { padding-bottom: 4rem; }
}

@media print {
  .kopf, .anrufleiste, .menue-knopf { position: static; }
  .anrufleiste, .nav { display: none !important; }
  .fuss { background: none; color: #000; }
}

.sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.hero__inhalt { padding-bottom: clamp(2rem, 5vw, 3.5rem); }
.fuss address { margin-top: 1.25rem; }
.abstand { height: 4rem; }
.nav .knopf, .nav .knopf:hover { color: #fff; text-decoration: none; }

/* Logo als SVG */
.marke img { width: 240px; height: auto; }
.fuss__logo { width: 220px; height: auto; }
@media (max-width: 420px) { .marke img { width: 190px; } }

/* Navigation früher einklappen (mehr Menüpunkte) */
@media (max-width: 1240px) and (min-width: 1101px) {
  .nav ul { gap: 1.1rem; }
  .nav { gap: 1.1rem; }
}

/* Häkchen-Listen (Stellenanzeige) */
.inhalt ul.haken { list-style: none; padding-left: 0; }
.haken li { position: relative; padding-left: 1.6rem; margin-bottom: .55rem; }
.haken li::before {
  content: ""; position: absolute; left: 0; top: .5em; width: .75rem; height: .4rem;
  border-left: 3px solid var(--gruen); border-bottom: 3px solid var(--gruen); transform: rotate(-45deg);
}
.stelle h2 { margin-top: .25rem; }
.stelle h3 { margin-top: 2rem; }
.stelle__zeit { font-weight: 600; color: var(--gruen-text); margin: 0; }
.stelle__unter { font-size: 1.15rem; }

/* Stellen-Band auf der Startseite */
.stellenband { background: var(--blau); color: #fff; padding: clamp(2.5rem, 6vw, 3.5rem) 0; border-top: var(--rohr) solid var(--gruen); }
.stellenband__innen { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.stellenband h2 { color: #fff; margin-bottom: .3rem; }
.stellenband p { margin: 0; font-size: 1.15rem; }
.knopf--weiss { background: #fff; color: var(--blau); border-color: #fff; }
.knopf--weiss:hover { background: var(--nebel); color: var(--blau-tief); border-color: var(--nebel); }
.knopf { white-space: nowrap; }