/* ==========================================================================
   Navigation and Progress Bar
   ========================================================================== */

/* Main header title */
.header-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-purple);
  margin: 0;
  line-height: 1.2;
  text-align: center;
  margin-top: 4px;
  word-wrap: break-word;
  max-width: 100%;
}

@media (max-width: 768px) {
  .header-title {
    font-size: 1.5rem;
    padding: 0 10px;
  }
}

@media (max-width: 480px) {
  .header-title {
    font-size: 1.2rem;
  }
}

.header-subtitle {
  font-size: 1.2rem;
  color: var(--dark-gray);
  font-weight: 400;
}

/* Progress container */
.progress-container {
  background-color: var(--white);
  padding: 8px 20px 25px;
  margin: 0;
  box-shadow: var(--shadow);
  border-bottom: 1px solid var(--medium-gray);
}

.progress-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  color: var(--dark-gray);
  font-weight: 500;
  font-size: 0.9rem;
}

.progress-chapters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  margin: 0;
}

.chapter-point {
  position: relative;
  width: 26px;
  height: 26px;
  background-color: var(--white);
  border: 2px solid var(--medium-gray);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark-gray);
  font-weight: 500;
  font-size: 0.85rem;
  text-decoration: none;
}

.chapter-point.active {
  background-color: var(--primary-purple);
  border-color: var(--primary-purple);
  color: var(--white);
}

.chapter-point:hover {
  background-color: var(--accent-purple);
  border-color: var(--primary-purple);
}

.chapter-point.completed {
  background-color: var(--primary-purple);
  border-color: var(--primary-purple);
  color: var(--white);
}

.chapter-label {
  position: absolute;
  top: 30px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  color: var(--dark-gray);
  text-align: center;
  width: 120px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.progress-line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--medium-gray);
  transform: translateY(-50%);
  z-index: 1;
}

.progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background-color: var(--primary-purple);
  transition: width 0.3s ease;
}

.progress-percentage {
  position: absolute;
  right: 0;
  top: -25px;
  font-size: 0.9rem;
  color: var(--primary-purple);
  font-weight: 500;
}

/* Hide original nav-menu on mobile */
@media (max-width: 768px) {
  .chapter-label {
    display: none;
  }
  
  .progress-chapters {
    margin: 10px 0;
  }
  
  .chapter-point {
    width: 24px;
    height: 24px;
    font-size: 0.8rem;
  }
}