.calc-email-gen-tool {
  max-width: 800px;
  margin: 20px auto;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}



.calc-egh-title { margin: 0 0 5px 0; font-size: 1.4em; }
.calc-egh-subtitle { margin: 0; opacity: 0.9; font-size: 0.95em; }

.calc-egh-card {
  background: #fff;
  border-radius: 0px 0px 12px 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  padding: 25px;
  border: 1px solid #e5e7eb;
}

.calc-egh-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 15px;
  margin-bottom: 20px;
}

.calc-egh-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.calc-egh-field label {
  font-weight: 600;
  font-size: 0.9em;
  color: #374151;
}

.calc-egh-field select {
  padding: 10px 12px;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  font-size: 0.95em;
  transition: all 0.2s ease;
  width: 100%;
}

.calc-egh-field select:focus {
  outline: none;
  border-color: #160093;
  box-shadow: 0 0 0 3px rgba(22, 0, 147, 0.1);
}

.calc-egh-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  font-size: 0.95em;
  color: #374151;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.calc-egh-checkbox-label:hover {
  background: #f8fafc;
}

#calc-eg-comma {
  width: 18px;
  height: 18px;
  accent-color: #160093;
  cursor: pointer;
}

.calc-egh-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  padding: 15px;
  background: #f8fafc;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 1px solid #e2e8f0;
}

.calc-egh-btn {
  padding: 12px 24px;
  border: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95em;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}



.calc-egh-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  background: #6b7280 !important;
}

.calc-egh-status {
  font-size: 0.9em;
  color: #374151;
  font-weight: 500;
}

.calc-egh-output {
  margin-top: 20px;
}

.calc-egh-output label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: #374151;
}

#calc-eg-emails {
  width: 100%;
  min-height: 350px;
  padding: 15px;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  font-family: 'Courier New', monospace;
  font-size: 0.95em;
  background: #f8f9fa;
  resize: vertical;
  transition: border-color 0.2s ease;
  line-height: 1.4;
}

#calc-eg-emails:focus {
  border-color: #160093;
  box-shadow: 0 0 0 3px rgba(22, 0, 147, 0.1);
}

.calc-egh-note {
  display: block;
  margin-top: 8px;
  color: #9ca3af;
  font-size: 0.8em;
  font-style: italic;
}

@media (max-width: 768px) {
  .calc-egh-card { padding: 20px 15px; }
  .calc-egh-actions { flex-direction: column; align-items: stretch; }
  .calc-egh-btn { justify-content: center; }
}