/* das-octagon.de – Stylesheet */
:root {
  --bg: #ffffff;
  --paper: #f3f8fd;
  --ink: #1a2333;
  --muted: #5b6678;
  --accent: #1a49d3;
  --accent-dark: #12349c;
  --line: #cfe1f3;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover, a:focus-visible { color: var(--accent-dark); text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { width: 100%; max-width: 720px; margin: 0 auto; padding: 0 24px; }
main { flex: 1; }

/* Kopf Startseite */
.hero {
  padding: 56px 0 40px;
  text-align: center;
  background: linear-gradient(180deg, var(--paper) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
}
.logo { display: block; max-width: 320px; width: 70%; height: auto; margin: 0 auto 28px; }
.hero h1 { margin: 0 0 6px; font-size: 1.9rem; font-weight: 600; letter-spacing: 0.01em; }
.hero .sub { margin: 0; color: var(--muted); font-size: 1.05rem; }

/* Kontakt */
.kontakt {
  padding: 48px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 48px;
}
.kontakt h2 { margin: 0 0 10px; font-size: 0.95rem; font-weight: 600; color: var(--accent); }
.kontakt address, .kontakt p { margin: 0; font-style: normal; }
.kontakt .tel { display: block; font-size: 1.25rem; font-weight: 600; color: var(--ink); }
.kontakt .tel:hover { color: var(--accent-dark); }
.btn {
  display: inline-block;
  margin-top: 14px;
  padding: 10px 20px;
  border: 2px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  font-weight: 600;
}
.btn:hover, .btn:focus-visible { background: var(--accent); color: #fff; text-decoration: none; }

/* Unterseiten (Impressum, Datenschutz) */
.page { padding: 40px 0 56px; }
.back { display: inline-block; margin-bottom: 24px; font-size: 0.95rem; }
.page h1 { margin: 0 0 24px; font-size: 1.7rem; font-weight: 600; }
.page h2 { margin: 28px 0 8px; font-size: 1.1rem; font-weight: 600; }
.page p, .page address { margin: 0 0 12px; font-style: normal; }
.page ul { margin: 0 0 12px; padding-left: 22px; }
.page li { margin-bottom: 4px; }

/* Fuß */
footer {
  border-top: 1px solid var(--line);
  padding: 20px 0 32px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}
footer a { margin: 0 6px; }

@media (max-width: 560px) {
  body { font-size: 16px; }
  .hero { padding: 40px 0 32px; }
  .hero h1 { font-size: 1.5rem; }
  .kontakt { grid-template-columns: 1fr; gap: 28px; padding: 36px 0; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }