/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-4);
}

/* Navigation Buttons */
.navigation-buttons {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.navigation-buttons .btn-primary {
  margin-left: auto;
}

/* Sidebar */
.sidebar {
  position: fixed;
  right: var(--space-4);
  top: 8rem;
  width: 20rem;
  background: linear-gradient(135deg, #fff, var(--primary-lightest));
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  padding: var(--space-6);
  border: 2px solid var(--primary);
  max-height: calc(100vh - 10rem);
  overflow-y: auto;
  z-index: var(--z-sidebar);
}

/* Scrollbar Styling */
.sidebar::-webkit-scrollbar {
  width: 8px;
}

.sidebar::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: var(--radius-sm);
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--primary-pale);
  border-radius: var(--radius-sm);
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Responsive Design */
@media (max-width: 1280px) {
  .sidebar {
    display: none;
  }
}

@media (max-width: 768px) {
  .container {
    padding: var(--space-2);
  }

  .card {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
  }

  .card-content {
    padding: var(--space-4);
    min-height: 400px;
  }

  h1 {
    font-size: var(--font-size-2xl);
  }

  h2 {
    font-size: var(--font-size-xl);
  }

  .navigation-buttons {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    padding: var(--space-4);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
    z-index: 90;
    margin: 0;
  }

  .container {
    padding-bottom: 80px; /* Space for fixed navigation */
  }

  .btn {
    font-size: var(--font-size-lg);
  }
}

@media (max-width: 480px) {
  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .grid-2,
  .grid-3 {
    gap: var(--space-3);
  }

  .option-card {
    padding: var(--space-4);
    min-height: 80px;
  }
}

/* Print Styles */
@media print {
  body {
    background: white;
  }

  .navigation-buttons,
  .sidebar,
  .no-print {
    display: none !important;
  }

  .card,
  .card-content {
    box-shadow: none;
    border: 1px solid var(--gray-300);
  }

  .container {
    max-width: 100%;
    padding: 0;
  }
}

/* Loading States */
.loading {
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 32px;
  height: 32px;
  margin: -16px 0 0 -16px;
  border: 3px solid var(--primary-pale);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Focus Styles for Accessibility */
*:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

button:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .card,
  .card-content,
  .option-card,
  .list-option {
    border-width: 3px;
  }

  .btn {
    border: 2px solid currentColor;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Sidebar */
.sidebar {
  position: fixed;
  right: var(--space-4);
  top: 8rem;
  width: 20rem;
  background: linear-gradient(135deg, #fff, var(--primary-lightest));
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  padding: var(--space-6);
  border: 2px solid var(--primary);
  max-height: calc(100vh - 10rem);
  overflow-y: auto;
  z-index: var(--z-sidebar);
  transition:
    width 0.3s ease,
    padding 0.3s ease;
}

/* Collapsed state */
.sidebar.collapsed {
  width: auto;
  padding: var(--space-4);
}

/* Sidebar header */
.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

/* Toggle button */
.sidebar-toggle-btn {
  background: linear-gradient(135deg, var(--primary-lightest), var(--primary-pale));
  border: 2px solid var(--primary);
  border-radius: var(--radius-full);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
  padding: 0;
  color: var(--primary);
}

.sidebar-toggle-btn:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(255, 99, 14, 0.3);
}

.sidebar-toggle-btn:active {
  transform: scale(0.95);
}

.sidebar-toggle-btn i {
  transition: transform 0.3s ease;
}

/* Sidebar content (collapsible) */
.sidebar-content {
  animation: slideDown 0.3s ease-out;
  overflow: hidden;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
    max-height: 0;
  }
  to {
    opacity: 1;
    transform: translateY(0);
    max-height: 2000px;
  }
}

/* Scrollbar Styling */
.sidebar::-webkit-scrollbar {
  width: 8px;
}

.sidebar::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: var(--radius-sm);
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--primary-pale);
  border-radius: var(--radius-sm);
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Responsive Design */
@media (max-width: 1280px) {
  .sidebar {
    display: none;
  }
}