/* ==========================================================================
   Matte Farbpalette – erdig & entsättigt
   ========================================================================== */
:root {
  --bg:        #eef2f6;   /* Basiston des Seitenhintergrunds */
  --surface:   #ffffff;   /* Karten- & Leistenflächen: rein Weiß für klare Trennung */
  --surface-2: #f0f4f8;   /* abgesetzte Flächen */
  --text:      #22272d;   /* deutlich dunkleres Neutralgrau für starken Kontrast */
  --muted:     #5a646e;   /* gedämpftes, dunkleres Grau (besser lesbar) */
  --accent:    #6f94b8;   /* matter Blauton */
  --accent-2:  #94aabd;   /* matter helleres Blau-Grau */
  --accent-strong: #4a6c8e; /* kräftiges Blau für lesbare aktive Navigation (guter Weiß-Kontrast) */
  --border:    #c6d1da;   /* dezent kräftigere Rahmenfarbe */
  --shadow:    0 12px 34px rgba(45, 60, 80, 0.10);
  --radius:    14px;
}

/* ==========================================================================
   Basis
   ========================================================================== */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  color: var(--text);
  /* Elegante matte Papier-Optik: weicher Verlauf + Lichtglows + feine Korn-Textur */
  background-color: var(--bg);
  background-image:
    linear-gradient(180deg, #e6edf3 0%, #f4f7fa 55%, #edf2f7 100%),
    radial-gradient(900px 500px at 12% -5%, rgba(111, 148, 184, 0.12), transparent 60%),
    radial-gradient(760px 420px at 108% 8%, rgba(148, 170, 189, 0.16), transparent 55%),
    radial-gradient(820px 620px at 50% 118%, rgba(74, 108, 142, 0.07), transparent 60%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.07'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: auto, auto, auto, auto, 220px 220px;
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

/* ==========================================================================
   Navigation – Links mit Icons
   ========================================================================== */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  max-width: 860px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand svg { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.98rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-links a:hover {
  background: var(--surface-2);
  color: var(--text);
}

.nav-links a[aria-current="page"],
.nav-links a.active {
  background: var(--accent-strong);
  color: #fbfbfe;
}

.nav-links svg { flex: 0 0 auto; }

/* Burger-Button (nur mobil sichtbar) */
.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.nav-toggle:hover { border-color: var(--accent); background: var(--surface-2); }
.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.28s ease, opacity 0.28s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   Inhalte
   ========================================================================== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

.card + .card { margin-top: 1.5rem; }

h1, h2, h3 {
  line-height: 1.25;
  margin: 0 0 1rem;
  font-weight: 600;
}

h1 { font-size: 2.1rem; }
h2 { font-size: 1.35rem; color: var(--text); }

p  { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
a:hover { border-bottom-color: currentColor; }

.muted { color: var(--muted); }
.lead  { font-size: 1.1rem; color: var(--muted); }

/* Fließende Adresszeilen (z.B. Impressum) */
.address {
  margin-top: 1.25rem;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text);
}

/* Gestaltete Info-Zeilen (z.B. Impressum) */
.info-grid {
  display: grid;
  grid-template-columns: minmax(170px, 220px) 1fr;
  gap: 0.15rem 1.5rem;
  margin-top: 1.25rem;
}

.info-grid dt {
  font-weight: 600;
  color: var(--text);
}

.info-grid dd { margin: 0 0 0.9rem; color: var(--muted); }

/* Icons in Überschriften / Listen */
.icon-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
}

.icon-inline.pull { color: var(--accent-2); }

/* ==========================================================================
   Footer – Links mit Icons
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 1.5rem 1.5rem 2rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.75rem;
  flex-wrap: wrap;
  list-style: none;
  margin: 0 0 0.75rem;
  padding: 0;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
}
.footer-links a:hover { color: var(--text); }

/* ==========================================================================
   Pepp: Animationen, Hover & Highlights
   ========================================================================== */

/* Sanftes Einblenden beim Laden */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

main .card {
  animation: fadeUp 0.6s ease both;
}
main .card:nth-of-type(2) { animation-delay: 0.1s; }
main .card:nth-of-type(3) { animation-delay: 0.2s; }

/* Karten: leichter Hover-Lift + Akzent-Rahmen oben */
.card {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  border-top: 3px solid var(--accent);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(45, 60, 80, 0.14);
}

/* Links: animierte Unterstreichung */
main a, .footer-links a {
  position: relative;
  border-bottom: none;
}
main a::after, .footer-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
main a:hover::after, .footer-links a:hover::after {
  transform: scaleX(1);
}
main a:hover, .footer-links a:hover { border-bottom-color: transparent; }

/* Markenzeichen: dezenter Farbverlauf */
.brand svg { color: var(--accent); }
.brand {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand:hover { opacity: 0.85; }

/* Akzent-Chip für Hinweise */
.note {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

/* Sichtbarer Tastatur-Fokus (Barrierefreiheit) */
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

/* Bewegungsreduktion respektieren */
@media (prefers-reduced-motion: reduce) {
  .card { animation: none; transition: none; }
  * { scroll-behavior: auto !important; }
}

/* ==========================================================================
   Farb-Abwechslung: matte Akzente pro Abschnitt
   ========================================================================== */
:root {
  --warm: #b97f5f;  /* matter Terrakotta */
  --sage: #7f9a7b;  /* matter Salbeigrün */
  --gold: #be9748;  /* matter Ocker (Comfort-Highlight) */
}

/* Abschnittsbezogene Karten-Oberkante */
.page-home        .card { border-top-color: var(--accent); }
.page-impressum   .card { border-top-color: var(--warm); }
.page-datenschutz .card { border-top-color: var(--sage); }

/* Abschnittsbezogene Unterstreichung unter h1 */
.page-home h1::after,
.page-impressum h1::after,
.page-datenschutz h1::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  border-radius: 4px;
  margin-top: 0.5rem;
  background: var(--accent);
}
.page-impressum h1::after   { background: var(--warm); }
.page-datenschutz h1::after { background: var(--sage); }

/* Farb-Tags / Abzeichen */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  color: #fff;
  text-decoration: none;
  border-bottom: none;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, filter 0.2s ease;
}
.tag::after { display: none; }
.tag:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
  color: #fff;
  border-bottom-color: transparent;
}
.tag-blue { background: linear-gradient(120deg, var(--accent), var(--accent-strong)); }
.tag-warm { background: linear-gradient(120deg, var(--warm), #a06a4e); }
.tag-sage { background: linear-gradient(120deg, var(--sage), #6e8a6a); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 720px) {
  /* Burger anzeigen, Menü als Dropdown-Panel */
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.3rem;
    padding: 0.6rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-top: 0.4rem;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    border-radius: 10px;
    padding: 0.75rem 0.9rem;
  }
  .nav-links a[aria-current="page"] { background: var(--accent-strong); }

  .card { padding: 1.6rem; }
  h1 { font-size: 1.7rem; }
  .info-grid { grid-template-columns: 1fr; }
  .info-grid dt { margin-top: 0.5rem; }
}