Add PedigreeTree styling with responsive design

client/src/components/PedigreeTree.css

@@ -0,0 +1,184 @@
+.pedigree-tree-wrapper {
+  position: relative;
+  width: 100%;
+  height: calc(100vh - 200px);
+  background: #f9fafb;
+  border-radius: 8px;
+  overflow: hidden;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+}
+
+.tree-container {
+  width: 100%;
+  height: 100%;
+}
+
+.pedigree-controls {
+  position: absolute;
+  top: 20px;
+  right: 20px;
+  z-index: 10;
+  display: flex;
+  gap: 1rem;
+  align-items: center;
+}
+
+.control-group {
+  display: flex;
+  gap: 0.5rem;
+  background: white;
+  padding: 0.5rem;
+  border-radius: 8px;
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+}
+
+.control-btn {
+  background: white;
+  border: 1px solid #e5e7eb;
+  border-radius: 6px;
+  padding: 0.5rem;
+  cursor: pointer;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  transition: all 0.2s;
+}
+
+.control-btn:hover {
+  background: #f3f4f6;
+  border-color: #d1d5db;
+}
+
+.control-btn:active {
+  transform: scale(0.95);
+}
+
+.coi-display {
+  background: white;
+  padding: 0.75rem 1rem;
+  border-radius: 8px;
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+}
+
+.coi-label {
+  font-weight: 600;
+  color: #6b7280;
+  font-size: 0.875rem;
+}
+
+.coi-value {
+  font-weight: 700;
+  font-size: 1.25rem;
+}
+
+.coi-value.low {
+  color: #10b981;
+}
+
+.coi-value.medium {
+  color: #f59e0b;
+}
+
+.coi-value.high {
+  color: #ef4444;
+}
+
+.pedigree-legend {
+  position: absolute;
+  bottom: 20px;
+  left: 20px;
+  z-index: 10;
+  background: white;
+  padding: 1rem;
+  border-radius: 8px;
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+  display: flex;
+  gap: 1.5rem;
+}
+
+.legend-item {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+  font-size: 0.875rem;
+  color: #6b7280;
+}
+
+.legend-color {
+  width: 20px;
+  height: 20px;
+  border-radius: 50%;
+  border: 2px solid white;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
+}
+
+.legend-color.male {
+  background: #3b82f6;
+}
+
+.legend-color.female {
+  background: #ec4899;
+}
+
+/* Mobile responsive */
+@media (max-width: 768px) {
+  .pedigree-tree-wrapper {
+    height: calc(100vh - 150px);
+  }
+  
+  .pedigree-controls {
+    top: 10px;
+    right: 10px;
+    flex-direction: column;
+    gap: 0.5rem;
+  }
+  
+  .coi-display {
+    padding: 0.5rem 0.75rem;
+  }
+  
+  .coi-label {
+    font-size: 0.75rem;
+  }
+  
+  .coi-value {
+    font-size: 1rem;
+  }
+  
+  .pedigree-legend {
+    bottom: 10px;
+    left: 10px;
+    padding: 0.75rem;
+    gap: 1rem;
+  }
+  
+  .legend-item {
+    font-size: 0.75rem;
+  }
+  
+  .legend-color {
+    width: 16px;
+    height: 16px;
+  }
+}
+
+/* Print styles */
+@media print {
+  .pedigree-controls,
+  .pedigree-legend {
+    display: none;
+  }
+  
+  .pedigree-tree-wrapper {
+    height: 100vh;
+    box-shadow: none;
+    background: white;
+  }
+  
+  .tree-container {
+    page-break-inside: avoid;
+  }
+}