/*
 * BAUER GROUP – Platzhalterseite
 * Einziges Stylesheet. Keine externen Ressourcen, keine Web-Fonts, kein JavaScript.
 * Farb- und Schrift-Tokens aus der Corporate Identity (Brand Styleguide v2.0).
 */

/* ─────────────────────────────────────────────────────────
   Design-Tokens
   ───────────────────────────────────────────────────────── */
:root {
  color-scheme: light dark;

  /* Markenfarben (CI) */
  --orange-300: #FDBA74;
  --orange-400: #FB923C;
  --orange-500: #FF8500; /* Primär – nur als Akzent (Kontrast < AA für Text) */
  --orange-600: #EA6D00;
  --orange-700: #C2570A; /* Textlinks auf hell (AA) */

  /* Warmgrau-Skala (CI) */
  --warm-50:  #F9F8F6;
  --warm-100: #F0EDEA;
  --warm-200: #E0DBD6;
  --warm-300: #C4BDB7;
  --warm-400: #A69E97;
  --warm-500: #887F78;
  --warm-600: #6B635C;
  --warm-700: #524B45;
  --warm-800: #3A3430;
  --warm-900: #231F1C;
  --white: #FFFFFF;

  /* Semantische Tokens – Light */
  --bg: var(--warm-50);
  --bg-grad-1: #FFFFFF;
  --bg-grad-2: var(--warm-50);
  --surface: var(--white);
  --text: var(--warm-900);
  --text-muted: var(--warm-700);
  --text-subtle: var(--warm-600);
  --border: var(--warm-200);
  --link: var(--orange-700);
  --link-hover: var(--orange-600);
  --accent: var(--orange-500);
  --focus: var(--orange-600);
  --shadow: 0 1px 2px rgba(35, 31, 28, .04), 0 8px 30px rgba(35, 31, 28, .06);

  /* Maße */
  --maxw: 64rem;       /* 1024px Layout-Breite */
  --measure: 42rem;    /* optimale Textlänge */
  --radius: 14px;
  --space: clamp(1.25rem, 4vw, 2.5rem);

  /* Schrift (CI System-Font-Stack) */
  --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Dark Mode – folgt der Betriebssystem-Einstellung, ohne Cookie/JS */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--warm-900);
    --bg-grad-1: #2A2622;
    --bg-grad-2: var(--warm-900);
    --surface: #2A2622;
    --text: var(--warm-50);
    --text-muted: var(--warm-300);
    --text-subtle: var(--warm-400);
    --border: var(--warm-700);
    --link: var(--orange-300);
    --link-hover: var(--orange-400);
    --accent: var(--orange-400);
    --focus: var(--orange-400);
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 34px rgba(0, 0, 0, .45);
  }
}

/* ─────────────────────────────────────────────────────────
   Reset / Grundlagen
   ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

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

body {
  font-family: var(--font);
  font-size: clamp(1rem, .96rem + .2vw, 1.0625rem);
  line-height: 1.7;
  color: var(--text-muted);
  background: var(--bg);
  background-image: radial-gradient(120% 80% at 50% -10%, var(--bg-grad-1) 0%, var(--bg-grad-2) 60%);
  background-attachment: fixed;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Schmale Orange-Akzentlinie am oberen Rand – Marken-Signal der CI */
body::before {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--orange-500), var(--orange-400));
}

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

h1, h2, h3 {
  color: var(--text);
  line-height: 1.15;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--link-hover); }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ─────────────────────────────────────────────────────────
   Skip-Link (Tastatur / Screenreader)
   ───────────────────────────────────────────────────────── */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  padding: .6rem 1rem;
  background: var(--surface);
  color: var(--link);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: top .15s ease;
}
.skip-link:focus { top: 1rem; }

/* ─────────────────────────────────────────────────────────
   Layout-Grundgerüst
   ───────────────────────────────────────────────────────── */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--space);
}

.site-header {
  padding-block: clamp(1.5rem, 5vw, 3rem) 0;
}
.site-header .wrap { display: flex; justify-content: center; }

.brand-logo { width: clamp(180px, 38vw, 280px); }
.brand-logo--small { width: 168px; }
.site-header--legal .wrap { justify-content: flex-start; }

main { flex: 1 0 auto; }

/* ─────────────────────────────────────────────────────────
   Startseite – Hero
   ───────────────────────────────────────────────────────── */
.hero {
  position: relative;
  text-align: center;
  padding-block: clamp(2.5rem, 8vw, 5rem);
  overflow: hidden;
}

/* Dezenter, gedrehter Quadrat-Umriss als Marken-Echo (Bildmarke) */
.hero::before {
  content: "";
  position: absolute;
  inset: auto;
  top: 50%;
  left: 50%;
  width: min(80vw, 620px);
  aspect-ratio: 1;
  translate: -50% -50%;
  rotate: 18deg;
  border: 2px solid color-mix(in srgb, var(--orange-500) 12%, transparent);
  border-radius: 36px;
  z-index: 0;
  pointer-events: none;
}

.hero > * { position: relative; z-index: 1; }

.hero h1 {
  font-size: clamp(2rem, 1.3rem + 3.4vw, 3.4rem);
  font-weight: 800;
  margin-bottom: 1rem;
}
.hero .lead {
  font-size: clamp(1.125rem, 1.05rem + .5vw, 1.4rem);
  color: var(--text);
  max-width: var(--measure);
  margin-inline: auto;
  margin-bottom: 1.25rem;
}
.hero p {
  max-width: var(--measure);
  margin-inline: auto;
}
.hero p + p { margin-top: 1rem; }

.tagline {
  display: inline-block;
  margin-bottom: 1.5rem;
  padding: .35rem .9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-subtle);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* Aktions-Buttons */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  justify-content: center;
  margin-top: 2rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.5rem;
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease, transform .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--orange-500); color: #fff; }
.btn-primary:hover { background: var(--orange-600); color: #fff; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--text); }

/* ─────────────────────────────────────────────────────────
   Kontakt-Karte
   ───────────────────────────────────────────────────────── */
.contact {
  margin-block: clamp(1rem, 4vw, 2.5rem) clamp(2.5rem, 8vw, 4rem);
}
.contact-card {
  max-width: 40rem;
  margin-inline: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.5rem, 4vw, 2.25rem);
  text-align: center;
}
.contact-card h2 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-subtle);
  margin-bottom: 1rem;
}
.contact-card address {
  font-style: normal;
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.8;
}
.contact-card .org { font-weight: 700; }
.contact-card .meta {
  margin-top: .75rem;
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.25rem;
  justify-content: center;
  color: var(--text-muted);
  font-size: .975rem;
}
.contact-card .meta a { font-weight: 600; }

/* ─────────────────────────────────────────────────────────
   Footer
   ───────────────────────────────────────────────────────── */
.site-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  padding-block: 1.5rem;
  color: var(--text-subtle);
  font-size: .9rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.25rem;
  align-items: center;
  justify-content: space-between;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: .35rem 1.25rem; }
.site-footer a { color: var(--text-subtle); text-decoration: none; font-weight: 600; }
.site-footer a:hover { color: var(--link); text-decoration: underline; }

/* ─────────────────────────────────────────────────────────
   Rechtstexte (Impressum / Datenschutz)
   ───────────────────────────────────────────────────────── */
.legal {
  padding-block: clamp(1.5rem, 5vw, 3rem);
}
.legal .wrap { max-width: 50rem; }

.legal h1 {
  font-size: clamp(1.8rem, 1.4rem + 2vw, 2.6rem);
  font-weight: 800;
  margin-bottom: .35rem;
}
.legal .updated {
  color: var(--text-subtle);
  font-size: .9rem;
  margin-bottom: 2rem;
}
.legal h2 {
  font-size: 1.3rem;
  margin-top: 2.5rem;
  margin-bottom: .85rem;
  padding-bottom: .4rem;
  border-bottom: 3px solid var(--orange-500); /* CI-Akzent unter H2 */
}
.legal h3 {
  font-size: 1.05rem;
  margin-top: 1.5rem;
  margin-bottom: .4rem;
  color: var(--text);
}
.legal p, .legal ul, .legal ol { margin-bottom: 1rem; }
.legal ul, .legal ol { padding-left: 1.4rem; }
.legal li { margin-bottom: .35rem; }
.legal a { font-weight: 600; }

/* Definitionsliste für Stammdaten im Impressum */
.legal dl {
  display: grid;
  grid-template-columns: minmax(11rem, auto) 1fr;
  gap: .35rem 1.5rem;
  margin-bottom: 1.5rem;
}
.legal dt { font-weight: 700; color: var(--text); }
.legal dd { color: var(--text-muted); }
@media (max-width: 34rem) {
  .legal dl { grid-template-columns: 1fr; gap: 0 0; }
  .legal dt { margin-top: .85rem; }
}

/* Hinweis-/Infobox */
.note {
  border: 1px solid var(--border);
  border-left: 4px solid var(--orange-500);
  background: color-mix(in srgb, var(--orange-500) 6%, var(--surface));
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-block: 1.5rem;
  color: var(--text-muted);
}
.note strong { color: var(--text); }

.back-home {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: 2.5rem;
  font-weight: 600;
  text-decoration: none;
}
.back-home:hover { text-decoration: underline; }

/* ─────────────────────────────────────────────────────────
   404
   ───────────────────────────────────────────────────────── */
.error-page {
  text-align: center;
  padding-block: clamp(3rem, 12vw, 7rem);
}
.error-page .code {
  font-size: clamp(3.5rem, 12vw, 7rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.error-page h1 { font-size: clamp(1.4rem, 1rem + 2vw, 2rem); margin-block: .75rem 1rem; }
.error-page p { max-width: 34rem; margin-inline: auto; }

/* ─────────────────────────────────────────────────────────
   Bewegung reduzieren
   ───────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  html { scroll-behavior: auto; }
}

/* ─────────────────────────────────────────────────────────
   Druck (saubere Rechtstexte ohne Deko)
   ───────────────────────────────────────────────────────── */
@media print {
  body { background: #fff; color: #000; }
  body::before, .hero::before, .actions, .skip-link { display: none; }
  .contact-card, .note { box-shadow: none; border-color: #ccc; }
  a { color: #000; text-decoration: underline; }
  .legal h2 { border-bottom-color: #000; }
}