/* ==========================================================================
   Responsive - Mobile & tablet adaptations
   ========================================================================== */

/* Mobile dialogue panel */
@media (max-width: 768px) {
  .dialogue-panel {
    top: auto;
    bottom: var(--space-xl);
    left: var(--space-md);
    right: var(--space-md);
    width: auto;
    max-width: none;
    max-height: 200px;
  }

  .dialogue-panel.hidden {
    transform: translateY(calc(100% + var(--space-xl)));
  }

  .header.collapsed ~ .dialogue-panel,
  .thesis-card.collapsed ~ .dialogue-panel,
  .header.collapsed ~ .thesis-card.collapsed ~ .dialogue-panel {
    top: auto;
    bottom: var(--space-xl);
  }

  .dialogue-show-btn {
    top: auto;
    bottom: var(--space-xl);
    left: var(--space-md);
  }

  .header.collapsed ~ .dialogue-show-btn,
  .thesis-card.collapsed ~ .dialogue-show-btn,
  .header.collapsed ~ .thesis-card.collapsed ~ .dialogue-show-btn {
    top: auto;
    bottom: var(--space-xl);
  }

  .dialogue-messages {
    max-height: 150px;
  }
}

/* Main mobile breakpoint */
@media (max-width: 768px) {
  .header {
    padding: var(--space-sm) var(--space-md);
  }

  .title-section {
    min-width: unset;
    text-align: center;
  }

  .main-title {
    font-size: clamp(1rem, 5vw, 1.5rem);
    line-height: 1.2;
    word-wrap: break-word;
  }

  .subtitle {
    font-size: 0.75rem;
  }

  .header-compact {
    padding: var(--space-sm) var(--space-md);
  }

  .header-compact .compact-title {
    font-size: 0.875rem;
    flex: 1;
  }

  .header-compact .search-container {
    min-width: 100px;
    max-width: 140px;
    padding: var(--space-xs) var(--space-sm);
  }

  .header-compact .search-container input {
    font-size: 0.75rem;
  }

  .header-content {
    flex-direction: column;
    align-items: stretch;
  }

  .controls {
    flex-wrap: wrap;
    justify-content: center;
  }

  .filter-group {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
  }

  .filter-btn {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
  }

  .legend {
    display: none;
  }

  .thesis-card {
    top: 170px;
    left: var(--space-md);
    right: var(--space-md);
    width: auto;
    max-width: none;
  }

  .thesis-card.collapsed {
    transform: translateY(-100%);
  }

  .header.collapsed ~ .thesis-card {
    top: 70px;
  }

  .thesis-show-btn {
    top: 170px;
    left: var(--space-md);
  }

  .header.collapsed ~ .thesis-show-btn {
    top: 70px;
  }

  .thesis-content blockquote {
    font-size: 0.8125rem;
  }

  .side-panel {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: none;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 70vh;
    transform: translateY(100%);
  }

  .side-panel.open {
    transform: translateY(0);
  }

  .header.collapsed ~ .side-panel {
    top: auto;
    max-height: 70vh;
  }

  .panel-content {
    max-height: calc(70vh - 100px);
  }

  .zoom-controls {
    display: none;
  }

  .graph-container {
    padding-top: 200px;
  }
}