:root{
  --bg:#ffffff;
  --surface:#f2f2f2;
  --card:#ffffff;
  --border:#b6b6b6;

  --text:#000000;
  --muted:#222222;
  --muted2:#333333;

  --link:#003366;
  --linkHover:#000000;

  --radius:10px;
  --max:1000px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

body{
  margin:0;
  font-family:system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:#ffffff;
  color:#000000;
  line-height:1.65;
}

/* ===== Titelzeile ===== */
.site-title-bar{
  text-align:center;
  font-size:clamp(1.35rem, 2.7vw, 2rem);
  font-weight:800;
  padding:1rem;
  background:#fafafa;
  border-bottom:2px solid #b6b6b6;
  letter-spacing:.02em;
}

/* ===== Navigation ===== */
.nav-wrapper{
  background:#f2f2f2;
  text-align:center;
  position:sticky;
  top:0;
  z-index:50;
  border-bottom:2px solid #b6b6b6;
}

#nav-toggle{ display:none; }

.nav-toggle-label{
  display:none;
  font-size:2rem;
  padding:.55rem 1rem;
  cursor:pointer;
  user-select:none;
  color:#000000;
}

nav{
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:.15rem;
  padding:.25rem .5rem;
}

nav a{
  color:#000000;
  padding:.7rem 1rem;
  text-decoration:none;
  border-radius:8px;
}

nav a:hover{
  background:#e6e6e6;
}

/* ===== Layout ===== */
.container{
  max-width:var(--max);
  margin:auto;
  padding:1.2rem 1rem 2rem;
}

/* ===== Typografie ===== */
main h1{
  font-size:clamp(1.6rem, 3vw, 2.2rem);
  line-height:1.2;
  margin:1.4rem 0 1rem;
}

main h2{
  font-size:1.35rem;
  margin:2rem 0 .8rem;
  padding-bottom:.35rem;
  border-bottom:1px solid #b6b6b6;
}

main h3{
  font-size:1.1rem;
  margin:1.5rem 0 .6rem;
}

main p{
  color:#333333;
  margin:0 0 1rem;
  max-width:75ch;
}

main a{
  color:var(--link);
  font-weight:600;
  text-decoration:none;
}
main a:hover{ text-decoration:underline; }

/* ===== Listen ===== */
main ul, main ol{
  margin:0 0 1.1rem 1.2rem;
  color:#333333;
}

/* ===== Content-Karten ===== */
.content-card{
  background:#ffffff;
  border:1.5px solid #b6b6b6;
  border-radius:10px;
  padding:1rem;
  margin:1rem 0;
}

/* ===== Profilkarten ===== */
.owner{
  display:grid;
  grid-template-columns:160px 1fr;
  gap:1rem;
  align-items:center;
  margin:1.6rem 0;
  border:1.5px solid #b6b6b6;
  padding:1rem;
  border-radius:10px;
}

.owner img{
  width:160px;
  height:160px;
  object-fit:cover;
  border-radius:10px;
  border:1px solid #b6b6b6;
}

/* ===== Footer ===== */
footer{
  text-align:center;
  padding:1rem;
  border-top:2px solid #b6b6b6;
  color:#333333;
}

/* ===== Responsive ===== */
@media (max-width:700px){
  nav{ display:none; }
  .nav-toggle-label{ display:block; }

  #nav-toggle:checked + .nav-toggle-label + nav{
    display:block;
    padding:.5rem .5rem 1rem;
  }

  nav a{
    display:block;
    width:min(520px, calc(100% - 1rem));
    margin:.15rem auto;
  }

  .owner{
    grid-template-columns:120px 1fr;
  }
  .owner img{
    width:120px;
    height:120px;
  }
}