body {
  background: #f5f7fb;
}

.navigation-page {
  max-width: 1100px;
  margin: 2rem auto 3rem;
}

.navigation-panel {
  background: #fff;
  border: 1px solid #dbe3f5;
  box-shadow: 0 8px 22px rgba(18, 18, 125, 0.08);
  border-radius: 14px;
}

.navigation-header {
  background: transparent;
  border-bottom: none;
}

.navigation-header-logo {
  width: 278.25px;
  height: auto;
  max-width: 100%;
  object-fit: contain;
  border-radius: 10px;
  border: none;
  margin-bottom: 0;
}

.navigation-content {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #1f2a3d;
}

.navigation-content p {
  margin-bottom: 1.25rem;
}

.mountaineering-links {
  margin-bottom: 2rem;
}

.navigation-content-box {
  background: #f8fbff;
  border: 1px solid #e2ebff;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-top: 1.5rem;
}

.navigation-content-box-body {
  margin-top: 1rem;
}

.navigation-content-box-title {
  color: #224071;
}

.lesson-carousel {
  background: #f8fbff;
  border: 1px solid #e2ebff;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
}

.lesson-title {
  color: #224071;
}

.lesson-subtitle {
  color: #224071;
  font-weight: 600;
  margin-top: 1.1rem;
  margin-bottom: 0.6rem;
}

.lesson-subtitle-clear {
  clear: both;
}

.lesson-coordinates {
  background: #eef4ff;
  border: 1px solid #d4e1ff;
  border-radius: 10px;
  padding: 0.9rem 1rem;
  font-size: 0.95rem;
}

.lesson-step-label {
  font-size: 0.9rem;
  color: #4b5670;
}

.lesson-nav-controls {
  margin-top: 1.25rem;
}

.img-full-width {
  width: 100%;
}