/* NAVIGATIONSLEISTE */
nav {
  width: 100%;
  text-align: center;
  overflow: hidden;
  background-color: var(--color-card);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  padding: 2px;
  padding-bottom: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

/* Scrollbar‑Hacks */
nav ul::-webkit-scrollbar {
  display: none;
}
nav ul {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

nav ul {
  list-style: none;
  padding-left: 0;
  display: inline-flex;
  max-width: 100%;
  box-sizing: border-box;
  flex-wrap: nowrap;
  align-items: center;
  overflow-x: auto;
  white-space: nowrap;
  margin: 0;
  padding: 0 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

nav a {
  display: block;
  padding: 0.5rem 1rem;
  margin: 0 4px;
  text-decoration: none;
  color: var(--color-text);
  background-color: var(--color-card);
  border: 1px solid transparent;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

nav a:hover {
  background-color: var(--color-primary-light);
  color: var(--color-text);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

nav li.active a {
  position: relative;
  top: 1px;
  z-index: 2;
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

#u_nav {
  background-color: pink;
  margin: 0;
  padding: 0;
}

/* ----- SUBNAV STILBLOCK ----- */
nav.sub-nav {
  background-color: var(--color-background);
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  padding: 0;
  margin-top: 0;
  box-shadow: none;
  position: relative;
  z-index: 1;
}

nav.sub-nav ul {
  display: flex;
  justify-content: flex-start;
  list-style: none;
  margin: 0 auto;
  padding: 0 1rem;
  overflow-x: auto;
  white-space: nowrap;
  font-size: 0.9em;
  max-width: 100%;
}

nav.sub-nav a {
  padding: 0.4rem 0.8rem;
  margin: 0 2px;
  border-radius: 0;
  background-color: var(--color-card);
  color: var(--color-text);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

nav.sub-nav a:hover {
  background-color: var(--color-primary-light);
}

nav.sub-nav li.active a {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  font-weight: bold;
  position: relative;
  top: 0;
  z-index: 2;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

nav.main-nav li.active a {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  z-index: 3;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}