.crc-calculator-wrapper{max-width:600px;margin:2rem auto;padding:2rem;background:#F9FAFB;border-radius:12px;box-shadow:0 4px 6px -1px rgb(0 0 0 / .1),0 2px 4px -1px rgb(0 0 0 / .06);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}.crc-title{margin:0 0 1.5rem 0;font-size:1.75rem;font-weight:700;color:#1F2937;text-align:center}.crc-form{background:#fff;padding:1.5rem;border-radius:8px;margin-bottom:1rem}.crc-field{margin-bottom:1.25rem}.crc-field:last-of-type{margin-bottom:1.5rem}.crc-field label{display:block;margin-bottom:.5rem;font-weight:600;color:#374151;font-size:.95rem}.crc-input{width:100%;padding:.75rem 1rem;border:2px solid #E5E7EB;border-radius:6px;font-size:1rem;transition:all 0.2s ease;box-sizing:border-box;color:#1F2937;background:#fff}.crc-input:focus{outline:none;border-color:#4F46E5;box-shadow:0 0 0 3px rgb(79 70 229 / .1)}.crc-input.crc-error-input{border-color:#EF4444}.crc-input.crc-error-input:focus{box-shadow:0 0 0 3px rgb(239 68 68 / .1)}.crc-error{display:block;margin-top:.375rem;font-size:.875rem;color:#EF4444;min-height:1.25rem}.crc-button-group{display:flex;gap:.75rem;flex-wrap:wrap}.crc-calculate-btn,.crc-reset-btn{flex:1;min-width:150px;padding:.875rem 1.5rem;border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;transition:all 0.2s ease;text-align:center}.crc-calculate-btn{background:#4F46E5;color:#fff}.crc-calculate-btn:hover{background:#4338CA;transform:translateY(-1px);box-shadow:0 4px 8px rgb(79 70 229 / .3)}.crc-calculate-btn:active{transform:translateY(0)}.crc-calculate-btn:disabled{background:#9CA3AF;cursor:not-allowed;transform:none}.crc-reset-btn{background:#E5E7EB;color:#374151}.crc-reset-btn:hover{background:#D1D5DB;transform:translateY(-1px)}.crc-reset-btn:active{transform:translateY(0)}.crc-result{background:#fff;padding:1.5rem;border-radius:8px;animation:crc-slideIn 0.3s ease}@keyframes crc-slideIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.crc-rate-container{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.crc-rate{font-size:1.25rem;font-weight:600;color:#1F2937;flex:1}.crc-rate-value{color:#10B981;font-size:1.5rem;font-weight:700}.crc-copy-btn{display:inline-flex;align-items:center;gap:.375rem;padding:.5rem .875rem;background:#F3F4F6;border:1px solid #E5E7EB;border-radius:6px;color:#374151;font-size:.875rem;font-weight:500;cursor:pointer;transition:all 0.2s ease}.crc-copy-btn:hover{background:#E5E7EB;border-color:#D1D5DB}.crc-copy-btn.crc-copied{background:#D1FAE5;border-color:#10B981;color:#065F46}.crc-copy-btn svg{width:16px;height:16px}.crc-benchmark{margin-top:1rem;padding:1rem;border-radius:6px;font-weight:600;text-align:center;font-size:1rem}.crc-benchmark.crc-needs-improvement{background:#FEE2E2;color:#991B1B;border:2px solid #FECACA}.crc-benchmark.crc-average{background:#FEF3C7;color:#92400E;border:2px solid #FDE68A}.crc-benchmark.crc-good{background:#D1FAE5;color:#065F46;border:2px solid #A7F3D0}.crc-benchmark.crc-excellent{background:#A7F3D0;color:#064E3B;border:2px solid #6EE7B7}@media (max-width:640px){.crc-calculator-wrapper{padding:1.5rem;margin:1rem}.crc-title{font-size:1.5rem}.crc-form{padding:1rem}.crc-button-group{flex-direction:column}.crc-calculate-btn,.crc-reset-btn{width:100%;min-width:100%}.crc-rate-container{flex-direction:column;align-items:flex-start}.crc-rate{font-size:1.125rem}.crc-rate-value{font-size:1.25rem}.crc-copy-btn{align-self:stretch;justify-content:center}}@media print{.crc-calculate-btn,.crc-reset-btn,.crc-copy-btn{display:none}.crc-calculator-wrapper{box-shadow:none;border:1px solid #E5E7EB}}.crc-calculate-btn:focus,.crc-reset-btn:focus,.crc-copy-btn:focus,.crc-input:focus{outline:2px solid #4F46E5;outline-offset:2px}@media (prefers-contrast:high){.crc-calculator-wrapper{border:2px solid #000}.crc-input{border-width:2px}}@media (prefers-reduced-motion:reduce){.crc-result{animation:none}.crc-calculate-btn,.crc-reset-btn,.crc-copy-btn,.crc-input{transition:none}}