/* ==========================================================================
   DACHSBAU – Design Tokens & globale Styles
   Farben, Abstände, Schriften zentral hier ändern – wirkt auf alle Seiten.
   ========================================================================== */

/* Lokal gehostete Schriften (kein Google Fonts / kein Drittanbieter-Ladevorgang,
   vermeidet die DSGVO-Problematik externer Font-CDNs). */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../fonts/inter-var-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: "Outfit";
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url("../fonts/outfit-var-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}

:root {
  /* Farben */
  --color-bg: #faf8f4;
  --color-bg-alt: #f0ece3;
  --color-surface: #ffffff;
  --color-text: #1c231e;
  --color-text-muted: #5c655d;
  --color-primary: #1f3329;      /* Tannengrün */
  --color-primary-dark: #12201a;
  --color-primary-light: #2c4a3c;
  --color-accent: #c07f2c;       /* Erdgold */
  --color-accent-light: #e2a94f;
  --color-border: #e3ddd0;
  --color-success: #3a7a4e;

  /* Typografie */
  --font-heading: "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Abstände */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;

  /* Layout */
  --container: 1180px;
  --radius-s: 4px;
  --radius-m: 10px;
  --radius-l: 20px;
  --shadow-s: 0 2px 10px rgba(18, 32, 26, 0.06);
  --shadow-m: 0 16px 40px rgba(18, 32, 26, 0.14);
  --header-h: 84px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.15;
  margin: 0 0 var(--space-2);
  font-weight: 600;
}
h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 var(--space-2); }
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-3);
}
section { padding: var(--space-6) 0; }
.section-alt { background: var(--color-bg-alt); }
.section-dark {
  background: var(--color-primary);
  color: #fff;
}
.section-dark h1, .section-dark h2, .section-dark h3 { color: #fff; }
.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}
.lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 60ch;
}
.section-dark .lead { color: rgba(255,255,255,0.78); }
.section-head { margin-bottom: var(--space-4); max-width: 720px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.9em 1.7em;
  border-radius: var(--radius-s);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-accent-light); }
.btn-outline { background: transparent; border-color: currentColor; color: inherit; }
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-light { background: #fff; color: var(--color-primary); }
.btn-light:hover { background: var(--color-bg-alt); }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 248, 244, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.topbar {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.4rem;
  padding-bottom: 0.4rem;
  gap: var(--space-2);
}
.topbar a { color: #fff; }
.topbar a:hover { color: var(--color-accent-light); }
.topbar-links { display: flex; gap: var(--space-3); }
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
}
.brand-logo {
  height: 40px;
  width: auto;
}
.brand small {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav-links a {
  white-space: nowrap;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.97rem;
  color: var(--color-text);
  position: relative;
  padding: 0.3rem 0;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  height: 2px; width: 0;
  background: var(--color-accent);
  transition: width 0.2s ease;
}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }
.nav-links a[aria-current="page"] { color: var(--color-primary); }
.nav-cta { display: flex; align-items: center; gap: var(--space-2); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle span {
  display: block;
  width: 26px; height: 2px;
  background: var(--color-primary);
  margin: 6px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: clamp(340px, 52vh, 480px);
  display: flex;
  align-items: center;
  color: #fff;
  background-size: cover;
  background-position: center;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(8,14,11,0.4) 0%, rgba(8,14,11,0.18) 35%, rgba(8,14,11,0) 58%);
  z-index: -1;
}
.hero-small { min-height: clamp(240px, 34vh, 320px); }
.hero-content { max-width: 680px; }
.hero h1, .hero h2, .hero h3 {
  color: #fff;
  text-shadow: 0 2px 10px rgba(0,0,0,0.7), 0 1px 3px rgba(0,0,0,0.8);
}
.hero .lead {
  color: rgba(255,255,255,0.95);
  text-shadow: 0 1px 6px rgba(0,0,0,0.65), 0 1px 2px rgba(0,0,0,0.7);
}
.hero .eyebrow {
  color: var(--color-accent-light);
  text-shadow: 0 1px 6px rgba(0,0,0,0.7), 0 1px 2px rgba(0,0,0,0.75);
}
.hero-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); }
.breadcrumb { font-size: 0.85rem; color: rgba(255,255,255,0.9); text-shadow: 0 1px 6px rgba(0,0,0,0.7); margin-bottom: var(--space-2); }
.breadcrumb a:hover { color: #fff; }

/* ---------- Stat bar ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  text-align: center;
}
.stat .num {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--color-accent-light);
}
.stat .label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
}
.section-dark .stat .label { color: rgba(255,255,255,0.75); }
body:not(.section-dark) .stats .stat .num { color: var(--color-accent); }

/* ---------- Grids & Cards ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.card {
  background: var(--color-surface);
  border-radius: var(--radius-m);
  overflow: hidden;
  box-shadow: var(--shadow-s);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  display: flex;
  flex-direction: column;
}
.card:hover { box-shadow: var(--shadow-m); transform: translateY(-4px); }
.card-img { aspect-ratio: 4/3; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: var(--space-3); flex: 1; display: flex; flex-direction: column; }
.card-body .tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}
.card-link {
  margin-top: auto;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
}
.card-link::after { content: "\2192"; transition: transform 0.2s ease; }
.card:hover .card-link::after { transform: translateX(4px); }

.icon-card {
  padding: var(--space-3);
  background: var(--color-surface);
  border-radius: var(--radius-m);
  border: 1px solid var(--color-border);
}
.icon-card .icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--color-bg-alt);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-2);
  font-size: 1.4rem;
}

/* ---------- Split layout ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}
.split img { border-radius: var(--radius-l); box-shadow: var(--shadow-m); }
.split.reverse .split-media { order: 2; }

/* ---------- Checklist ---------- */
.checklist li {
  display: flex;
  gap: 0.7em;
  align-items: flex-start;
  margin-bottom: 0.7em;
}
.checklist li::before {
  content: "\2713";
  flex-shrink: 0;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.7rem;
  display: flex; align-items: center; justify-content: center;
  margin-top: 0.2em;
}

/* ---------- Referenzen filter ---------- */
.filter-bar {
  display: flex;
  gap: var(--space-1);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}
.filter-btn {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.6em 1.3em;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  transition: all 0.2s ease;
}
.filter-btn:hover { border-color: var(--color-accent); }
.filter-btn.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.ref-item { transition: opacity 0.2s ease; }
.ref-item[hidden] { display: none; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-5);
}
.contact-info-item {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  margin-bottom: var(--space-3);
}
.contact-info-item .icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent-light);
}
form.contact-form {
  background: var(--color-surface);
  padding: var(--space-4);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-m);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }
.form-group { margin-bottom: var(--space-2); }
label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 0.4em; }
input, textarea, select {
  width: 100%;
  padding: 0.8em 1em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-s);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-bg);
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-accent);
}
.map-frame {
  width: 100%;
  aspect-ratio: 16/9;
  border: 0;
  border-radius: var(--radius-m);
  filter: grayscale(0.3) contrast(1.05);
}
.consent { font-size: 0.82rem; color: var(--color-text-muted); }

/* ---------- Job posting ---------- */
.job-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-m);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
}
.job-card .job-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}
.job-meta { font-size: 0.85rem; color: var(--color-text-muted); }

/* ---------- Sticky mobile call bar ---------- */
.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 200;
  background: var(--color-primary);
  padding: 0.8rem 1rem;
  box-shadow: 0 -6px 20px rgba(0,0,0,0.2);
}
.mobile-call-bar a {
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.75);
  padding: var(--space-5) 0 var(--space-2);
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-grid h4 {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.footer-grid li { margin-bottom: 0.6em; }
.footer-grid a:hover { color: #fff; }
.footer-brand .brand { color: #fff; }
.footer-brand .brand small { color: rgba(255,255,255,0.55); }
.footer-brand p { max-width: 32ch; color: rgba(255,255,255,0.65); margin-top: var(--space-2); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-1);
  padding-top: var(--space-2);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}
.footer-bottom a:hover { color: #fff; }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.only-mobile { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1080px) {
  h1, h2, h3 { -webkit-hyphens: auto; hyphens: auto; overflow-wrap: break-word; }
  .topbar-links { display: none; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  body.nav-open .nav-links {
    display: flex;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-3);
    gap: var(--space-2);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-m);
  }
  .nav-cta .btn-primary { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .mobile-call-bar { display: block; }
  body { padding-bottom: 64px; }
  .only-mobile { display: block; }
}