/* ============================================
   Buttons – Standard, Hover & Aktivzustand
============================================ */

.btn:hover {
  background-color: #0d6efd;
  color: white;
  transition: 0.2s ease-in-out;
}

.btn.active {
  background-color: #0d6efd;
  color: white;
  font-weight: bold;
}

/* ============================================
   Headline-Divider – Trennlinie unter h1
============================================ */

.headline-divider {
  border: none;
  border-top: 2px solid #0d6efd; /* alternativ: #f9c74f für Gelb */
  width: 100%;
  margin: 0.5rem 0 1.5rem 0;
}

/* ============================================
   Menüfläche – gemeinsame Basis
============================================ */

.menu-area {
  width: 140px;                     /* 🔹 Platz für Balken + Buttons */
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin: 4rem 0 4rem 1rem;
  padding: 2rem 0;
  overflow: visible;
  height: auto;
}

/* ============================================
   Blauer Balken – separat positioniert
============================================ */

.menu-bar {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 60px;                      /* 🔹 Schmaler Balken */
  background: linear-gradient(135deg, #0d6efd 0%, #003c8f 100%);
  border-radius: 30px;
  box-shadow: 0 0 20px rgba(0,0,0,0.2);
  z-index: 0;
}

/* ============================================
   Navigation – Buttons rechts vom Balken
============================================ */

.menu-nav {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding-left: 10px;              /* 🔹 Abstand vom Balken */
  position: relative;
  z-index: 1;
}

/* Menübuttons */
.menu-button {
  background: linear-gradient(to bottom, #e0e0e0, #b0b0b0);
  color: #003c8f;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 1rem;
  padding: 0.4rem 0.75rem;
  width: 110px;
  margin-left: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
  text-decoration: none;
  transition: background 0.3s ease, color 0.3s ease;
}

.menu-button:hover,
.menu-button.active {
  background: linear-gradient(to bottom, #bbb, #888);
  color: #f9c74f;
}