:root {
  --color-primary: #0b6e6e;
  --color-text: #1b1b1b;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f7f7;
  --max-width: 72rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0; }

.site-header {
  background: var(--color-bg-alt);
  border-bottom: 1px solid #ddd;
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
}
.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary);
  text-decoration: none;
}
.site-header nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
}
.site-header nav a {
  color: var(--color-text);
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  border-bottom-color: var(--color-primary);
}

main { padding: 2rem 1.25rem; }
h1 { color: var(--color-primary); }

.button {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  font-weight: 600;
}

.team-grid,
.leistungen-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.5rem;
  list-style: none;
  padding: 0;
}
.leistung {
  background: var(--color-bg-alt);
  border-radius: 6px;
  padding: 1rem 1.25rem;
}

.footnote { font-size: 0.85rem; color: #555; }

.site-footer {
  background: var(--color-bg-alt);
  border-top: 1px solid #ddd;
  margin-top: 3rem;
  padding: 1.5rem 0;
  font-size: 0.9rem;
}
.site-footer nav ul {
  display: flex;
  gap: 1rem;
  list-style: none;
  padding: 0;
}

a { color: var(--color-primary); }
:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; }