:root{--calc-primary-color:#5a9fd4;--calc-etsy-color:#f1641e;--calc-amazon-color:#ff9500;--calc-success-color:#48bb78;--calc-warning-color:#f59e0b;--calc-danger-color:#ef4444;--calc-info-color:#3b82f6;--calc-gray-50:#f9fafb;--calc-gray-100:#f3f4f6;--calc-gray-200:#e5e7eb;--calc-gray-300:#d1d5db;--calc-gray-400:#9ca3af;--calc-gray-500:#6b7280;--calc-gray-600:#4b5563;--calc-gray-700:#374151;--calc-gray-800:#1f2937;--calc-gray-900:#111827;--calc-border-radius:8px;--calc-transition:all 0.2s ease}.fee-calculator-container{background:#fff;border-radius:var(--calc-border-radius);overflow:hidden;margin-bottom:40px}.fee-calculator-container *{box-sizing:border-box}.etsy-calculator{border:2px solid var(--calc-etsy-color)}.calculator-header{text-align:center;padding:20px;background:#fff}.platform-tag{padding:6px 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