/* ==================== MERMAID IN-CHAT & FULLSCREEN 2D LIGHTBOX ==================== */
/* ==================== MERMAID DIAGRAM CONTAINER ==================== */

.mermaid-diagram-card {
  margin: 16px 0;
  background: #181818;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  justify-content: center;
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.mermaid-diagram-card svg {
  max-width: 100%;
  height: auto;
}





/* ==================== MERMAID DIAGRAM CARD ==================== */
.mermaid-diagram-card {
  margin: 16px 0;
  background: #10131E;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  max-width: 100%;
  box-sizing: border-box;
}

.mermaid-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background: rgba(19, 24, 38, 0.95);
  border-bottom: 1px solid var(--border-color);
  gap: 8px;
  flex-wrap: nowrap;
}

.mermaid-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.mermaid-actions {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-shrink: 0;
}

.btn-mermaid-action {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-dim);
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  line-height: 1;
}

.btn-mermaid-action:hover,
.btn-mermaid-action.active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border-color: var(--border-color);
}

/* ==================== FULLSCREEN MERMAID LIGHTBOX (ROOT 1:1 EXPLORER) ==================== */
.modal-mermaid-overlay {
  position: fixed !important;
  inset: 0 !important;
  width: 100vw !important;
  height: 100dvh !important;
  max-width: 100vw !important;
  max-height: 100dvh !important;
  z-index: 100000 !important;
  background: #07090e !important;
  display: flex !important;
  flex-direction: column !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
}

.modal-mermaid-overlay.hidden {
  display: none !important;
}

.mermaid-lightbox-container {
  width: 100% !important;
  height: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  background: #07090e !important;
}

.mermaid-lightbox-header {
  height: 52px !important;
  min-height: 52px !important;
  background: #0d111d !important;
  border-bottom: 1px solid var(--border-color) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  padding: 0 20px !important;
  z-index: 10 !important;
  box-sizing: border-box !important;
  flex-shrink: 0 !important;
  gap: 10px !important;
  flex-wrap: nowrap !important;
}

.mermaid-lightbox-title-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  overflow: hidden;
}

.mermaid-lightbox-title {
  font-size: 13.5px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.mermaid-scale-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.35);
  padding: 2px 7px;
  border-radius: 4px;
  flex-shrink: 0;
}

.mermaid-lightbox-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.mermaid-lightbox-canvas {
  flex: 1 1 auto !important;
  overflow: hidden !important;
  width: 100% !important;
  height: 100% !important;
  background: #06080d !important;
  position: relative !important;
  cursor: grab !important;
  user-select: none !important;
  touch-action: none !important;
}

.mermaid-lightbox-canvas:active {
  cursor: grabbing !important;
}

.mermaid-lightbox-svg-target {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  transform-origin: 0 0 !important;
  will-change: transform !important;
  display: inline-block !important;
  pointer-events: auto !important;
}

.mermaid-lightbox-svg-target svg {
  max-width: none !important;
  max-height: none !important;
  height: auto !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  background: #0e121e;
  border-radius: 8px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: block;
}

.mermaid-svg-container {
  padding: 24px;
  overflow: auto;
  max-height: 480px;
  scrollbar-width: thin;
  background: #090C15;
  cursor: grab;
  user-select: none;
  box-sizing: border-box;
  text-align: center;
  -webkit-overflow-scrolling: touch;
}

.mermaid-svg-container:active {
  cursor: grabbing;
}

.mermaid-zoom-wrapper {
  display: inline-block;
  margin: 0 auto;
  text-align: left;
  will-change: width, height;
  transition: width 0.15s ease-out, height 0.15s ease-out;
}

.mermaid-zoom-wrapper svg {
  width: 100% !important;
  height: 100% !important;
  max-width: none !important;
  max-height: none !important;
  display: block;
}

@media (max-width: 1024px) {
  .mermaid-svg-container {
    max-height: 440px;
  }
}

@media (max-width: 768px) {
  .mermaid-toolbar {
    padding: 6px 10px;
    gap: 6px;
  }
  .mermaid-title span {
    display: none;
  }
  .mermaid-actions {
    gap: 3px;
  }
  .btn-mermaid-action {
    padding: 4px 6px;
    font-size: 11.5px;
  }
  .btn-mermaid-action span {
    display: none !important;
  }
  .mermaid-lightbox-header {
    height: 48px !important;
    min-height: 48px !important;
    padding: 0 10px !important;
    gap: 6px !important;
  }
  .mermaid-lightbox-title {
    font-size: 12.5px;
  }
  .mermaid-lightbox-actions {
    gap: 4px;
  }
  .mermaid-svg-container {
    padding: 12px;
    max-height: 380px;
    touch-action: pan-x pan-y;
  }
}

.mermaid-raw-code {
  margin: 0;
  padding: 14px;
  background: #141414;
  border-top: 1px solid var(--border-color);
  overflow-x: auto;
}

.mermaid-raw-code.hidden {
  display: none;
}

.mermaid-fallback-box {
  width: 100%;
  border-radius: var(--radius-sm);
  background: #141414;
  border: 1px solid var(--border-color);
}

.mermaid-fallback-title {
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  background: #1f1f1f;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 6px;
}