/* Case Converter Styles */
.statmat-tool.case-converter {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  max-width: 800px;
  margin: 0 auto;
  color: #333;
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  border: 1px solid #e2e8f0;
  overflow: hidden;
}

.statmat-tool.case-converter * {
  box-sizing: border-box;
}

.statmat-tool.case-converter .cc-header {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #fff;
  padding: 30px 24px;
  text-align: center;
}

.statmat-tool.case-converter .cc-icon {
  font-size: 36px;
  font-weight: 800;
  font-family: serif;
  margin-bottom: 8px;
  letter-spacing: -2px;
}

.statmat-tool.case-converter .cc-header h2 {
  margin: 0 0 8px 0;
  font-size: 26px;
  font-weight: 700;
}

.statmat-tool.case-converter .cc-header p {
  margin: 0;
  font-size: 15px;
  color: #d1fae5;
}

.statmat-tool.case-converter .cc-container {
  padding: 30px;
  background-color: #f8fafc;
}

.statmat-tool.case-converter .input-panel {
  background-color: #fff;
  padding: 24px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.statmat-tool.case-converter label {
  display: block;
  font-weight: 600;
  color: #475569;
  margin-bottom: 12px;
  font-size: 15px;
}

.statmat-tool.case-converter textarea {
  width: 100%;
  padding: 16px;
  border: 2px solid #cbd5e1;
  border-radius: 8px;
  font-size: 18px;
  color: #1e293b;
  transition: all 0.2s;
  resize: vertical;
  font-family: inherit;
  line-height: 1.5;
  margin-bottom: 24px;
}

.statmat-tool.case-converter textarea:focus {
  outline: none;
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.statmat-tool.case-converter .action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.statmat-tool.case-converter .btn {
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.statmat-tool.case-converter .btn-action {
  background-color: #f1f5f9;
  color: #334155;
  border: 1px solid #cbd5e1;
}

.statmat-tool.case-converter .btn-action:hover {
  background-color: #e2e8f0;
  border-color: #94a3b8;
}

.statmat-tool.case-converter .btn-action:active {
  background-color: #cbd5e1;
}

.statmat-tool.case-converter .bottom-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  border-top: 1px solid #e2e8f0;
  padding-top: 20px;
}

.statmat-tool.case-converter .btn-primary {
  background-color: #10b981;
  color: #fff;
  padding: 12px 24px;
}

.statmat-tool.case-converter .btn-primary:hover {
  background-color: #059669;
}

.statmat-tool.case-converter .btn-secondary {
  background-color: transparent;
  color: #64748b;
  padding: 12px 24px;
}

.statmat-tool.case-converter .btn-secondary:hover {
  background-color: #f1f5f9;
  color: #334155;
}

/* Toast */
.statmat-tool.case-converter .toast {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background-color: #1e293b;
  color: white;
  padding: 14px 28px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 15px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
  z-index: 9999;
}

.statmat-tool.case-converter .toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 500px) {
  .statmat-tool.case-converter .action-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Global override for mobile scrolling on long results */
.statmat-tool [class*="result"], 
.statmat-tool [class*="output"],
.statmat-tool [class*="preview"],
.statmat-tool [class*="display"] {
  overflow-x: auto;
  max-width: 100%;
}

/* Global safeguard: ensure main wrapper never exceeds mobile viewport */
.statmat-tool {
  width: 100% !important;
  box-sizing: border-box;
}