/* Header and Sidebar Styles */
.main-container {
  max-width: 1200px;
  margin: 10px auto 0;
}

/* Content area spacing */
.container-positioning {
  margin-left: 10px;
  float: none !important;
}

body {
  font-size: 14px;
}

h1 {
  font-size: 22px;
  color: #4eadbd;
  text-decoration: none;
  border-bottom: 1px;
  border-bottom-style: solid;
  border-bottom-color: #333333;
}

/* Sidebar Navigation */
.sidebar {
  position: fixed;
  z-index: 1000;
  width: 140px;
}

.sidebar-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Logo Styles */
.logo-link {
  display: block;
  margin-bottom: 8px;
  text-align: center;
  margin-top: -5px;
}

.logo {
  height: auto;
  display: block;
}

/* Sidebar Icons */
.sidebar-link {
  display: block;
  margin: 8px 0;
  text-align: center;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.sidebar-link:hover {
  transform: scale(1.05);
  opacity: 0.9;
}

.sidebar-icon {
  max-width: 140px;
  object-fit: cover;
  object-position: center;
  border: 1px solid #eee;
  border-radius: 6px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  background-color: #f8f9fa;
  display: block;
}

.sidebar-icon:hover {
  border-color: #4eadbd;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Special case for no-height icon */
.sidebar-icon.no-height {
  height: auto;
  max-height: 120px;
}

/* Lazy loading placeholder */
.sidebar-icon[data-src] {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

/* Image optimization classes */
.sidebar-icon.loaded {
  animation: none;
  background: none;
}

.sidebar-icon.error {
  background-color: #f8d7da;
  border-color: #f5c6cb;
  position: relative;
}

.sidebar-icon.error::after {
  content: '⚠️';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 20px;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
  .sidebar {
    display: none !important;
  }

  .container-positioning {
    margin-left: 0 !important;
  }
}

@media (max-width: 768px) {
  .sidebar {
    display: none !important;
  }

  .container-positioning {
    margin-left: 0 !important;
  }
}

/* Ensure proper layout for desktop */
@media screen and (min-width: 992px) {
  .container-positioning {
    margin-left: 160px !important;
    float: none !important;
  }
}

/* Print Styles */
@media print {
  .sidebar {
    display: none;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .sidebar-link {
    transition: none;
  }

  .sidebar-link:hover {
    transform: none;
  }
}