.calendar-section {
  max-width: 1100px;
  margin: 0 auto;
  padding-bottom: 4rem;
}

.calendar-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2rem;
  font-size: 1rem;
}

/* Tabs */
.calendar-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.tab-btn {
  background: var(--white);
  border: 2px solid var(--blue-primary);
  color: var(--blue-primary);
  padding: 0.6rem 1.5rem;
  border-radius: 999px;
  font-size: 0.95rem;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  background: var(--blue-soft);
  color: var(--white);
}

.tab-btn.active {
  background: var(--blue-primary);
  color: var(--white);
  border-color: var(--blue-primary);
}

/* Calendar Container */
.calendar-wrapper {
  background: var(--white);
  padding: 1.5rem;
  border-radius: 16px;
  box-shadow: 3px 8px 4px #444444;
  position: relative;
}

/* Iframes */
.calendar-frame {
  width: 100%;
  height: 600px;
  display: none;
  border-radius: 12px;
}

.calendar-frame.active {
  display: block;
}

@media (max-width: 900px) {
  .calendar-wrapper iframe {
    height: 650px;
  }
}

@media (max-width: 600px) {
  .calendar-wrapper iframe {
    height: 500px;
  }
}