/* ==========================================================================
   7. Modals, Lightbox & Enhanced Dialogue Viewer Styles
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 14, 23, 0.78);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
  animation: fadeIn 0.25s ease;
}

.modal-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 920px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  --chat-font-size: 13.5px;
}

.modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--bg-card);
}

.modal-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-header h3 {
  font-size: 16.5px;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}

/* Reader Toolbar */
.modal-reader-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-stats-badge {
  font-size: 11.5px;
  font-weight: 700;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.font-zoom-group {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2px;
}

.btn-font-zoom {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 800;
  font-size: 12px;
  padding: 4px 9px;
  border-radius: 16px;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-font-zoom:hover {
  background: var(--brand-teal-soft);
  color: var(--brand-teal);
}

.modal-close-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  font-size: 16px;
  color: var(--text-muted);
  cursor: pointer;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: var(--danger-red-soft);
  color: var(--danger-red);
  border-color: var(--danger-red);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: var(--bg-primary);
}

/* Chat Bubbles */
.chat-bubble {
  padding: 16px 20px;
  border-radius: var(--radius-lg);
  font-size: var(--chat-font-size);
  line-height: 1.78;
  max-width: 90%;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.chat-bubble:hover {
  box-shadow: var(--shadow-sm);
}

/* User Bubble */
.chat-bubble-user {
  align-self: flex-start;
  background: linear-gradient(135deg, rgba(15, 61, 62, 0.08), rgba(15, 61, 62, 0.03));
  color: var(--text-primary);
  border: 1px solid rgba(15, 61, 62, 0.2);
  border-top-right-radius: 4px;
}

[data-theme="dark"] .chat-bubble-user {
  background: linear-gradient(135deg, rgba(26, 107, 108, 0.2), rgba(26, 107, 108, 0.08));
  border-color: rgba(26, 107, 108, 0.35);
}

html[dir="ltr"] .chat-bubble-user {
  border-top-right-radius: var(--radius-lg);
  border-top-left-radius: 4px;
}

/* AI Bubble */
.chat-bubble-ai {
  align-self: flex-end;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-top-left-radius: 4px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

html[dir="ltr"] .chat-bubble-ai {
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: 4px;
}

[data-theme="dark"] .chat-bubble-ai {
  background: #112134;
  border-color: #1f3652;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

/* Bubble Header & Action Bar */
.bubble-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
  gap: 10px;
}

.bubble-role-badge {
  font-size: 12px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.bubble-role-ai {
  color: var(--brand-teal);
}

[data-theme="dark"] .bubble-role-ai {
  color: var(--brand-gold);
}

.bubble-role-user {
  color: var(--data-blue);
}

.bubble-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-copy-bubble {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
  font-family: inherit;
}

.btn-copy-bubble:hover {
  background: var(--brand-teal-soft);
  color: var(--brand-teal);
  border-color: var(--brand-teal);
}

.btn-copy-bubble.copied {
  background: var(--benefit-green-soft);
  color: var(--benefit-green);
  border-color: var(--benefit-green);
}

/* Formatted Paragraphs & Lists inside AI Bubble */
.chat-paragraph {
  margin-bottom: 12px;
}

.chat-paragraph:last-child {
  margin-bottom: 0;
}

.chat-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 12px 0;
  padding: 0;
  list-style: none;
}

.chat-list-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--bg-secondary);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  font-size: var(--chat-font-size);
  line-height: 1.65;
}

.chat-list-num {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-teal), var(--brand-teal-light));
  color: #ffffff;
  font-size: 11.5px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

[data-theme="dark"] .chat-list-num {
  background: linear-gradient(135deg, var(--brand-gold), #dfb332);
  color: #0b1a30;
}

.chat-list-text {
  flex: 1;
}

.chat-quote {
  background: rgba(197, 155, 39, 0.08);
  border-right: 3px solid var(--brand-gold);
  border-radius: 6px;
  padding: 8px 14px;
  margin: 10px 0;
  font-weight: 600;
  color: var(--text-primary);
  font-style: normal;
}

html[dir="ltr"] .chat-quote {
  border-right: none;
  border-left: 3px solid var(--brand-gold);
}

.chat-highlight {
  color: var(--brand-teal);
  font-weight: 700;
}

[data-theme="dark"] .chat-highlight {
  color: var(--brand-gold);
}

/* Lightbox for Charts */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(8px);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-content {
  max-width: 92%;
  max-height: 92vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  animation: zoomIn 0.25s ease;
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@media (max-width: 768px) {
  .modal-container {
    max-height: 92vh;
  }
  .modal-header {
    padding: 12px 16px;
  }
  .modal-body {
    padding: 16px;
  }
  .chat-bubble {
    max-width: 96%;
    padding: 12px 14px;
  }
}