.config-panel[data-astro-cid-euog5h5f]{background:var(--color-background-subtle);transition:all var(--transition-base);margin-bottom:var(--spacing-lg)}.config-panel[data-astro-cid-euog5h5f]:hover{box-shadow:var(--shadow-card);transform:translate(-4px,-4px)}.step-content[data-astro-cid-euog5h5f]{padding:2rem}.board-specs[data-astro-cid-euog5h5f]{display:grid;grid-template-columns:1fr 1fr 1fr;gap:var(--spacing-lg)}.config-section[data-astro-cid-euog5h5f] h4[data-astro-cid-euog5h5f]{font-size:var(--font-size-md);font-weight:600;margin:0 0 var(--spacing-sm) 0;color:var(--color-text);border-bottom:1px solid #ddd;padding-bottom:var(--spacing-xs)}.calculation-mode-selector[data-astro-cid-euog5h5f]{display:grid;gap:var(--spacing-sm)}.mode-option[data-astro-cid-euog5h5f]{border:2px solid #ddd;border-radius:8px;padding:1.5rem;cursor:pointer;transition:all .2s ease;display:grid;grid-template-columns:auto 1fr auto;gap:1rem;align-items:center}.config-inputs[data-astro-cid-euog5h5f] label[data-astro-cid-euog5h5f]{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-light)}.config-inputs[data-astro-cid-euog5h5f] input[data-astro-cid-euog5h5f]{padding:var(--spacing-xs);border:1px solid #ccc;border-radius:3px;font-size:var(--font-size-sm);background:var(--color-background)}.config-inputs[data-astro-cid-euog5h5f] input[data-astro-cid-euog5h5f]:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px #ff00001a}.input-hint[data-astro-cid-euog5h5f]{font-size:.7rem;color:#888;font-style:italic}.config-buttons[data-astro-cid-euog5h5f]{display:grid;gap:var(--spacing-xs)}.calculator-card[data-astro-cid-euog5h5f]{transition:all var(--transition-base)}.calculator-card[data-astro-cid-euog5h5f][style*="display: none"]{display:none!important}.calculator-card[data-astro-cid-euog5h5f]:hover{box-shadow:var(--shadow-card);transform:translate(-4px,-4px)}.trace-diagram[data-astro-cid-euog5h5f]{margin:var(--spacing-md) 0;text-align:center;padding:.5rem;background:#fafafa;border:1px solid #ddd;border-radius:4px}.trace-diagram[data-astro-cid-euog5h5f] svg[data-astro-cid-euog5h5f]{border:1px solid #ddd;background:var(--color-background-subtle)}.calculator-form[data-astro-cid-euog5h5f]{display:grid;gap:var(--spacing-md)}.input-group[data-astro-cid-euog5h5f]{display:grid;gap:var(--spacing-xs)}.input-group[data-astro-cid-euog5h5f] label[data-astro-cid-euog5h5f]{font-size:var(--font-size-base);font-weight:600;color:var(--color-text-light)}.unit-label[data-astro-cid-euog5h5f]{color:var(--color-text-muted);font-weight:400}.input-with-unit[data-astro-cid-euog5h5f]{display:flex;gap:var(--spacing-xs)}.input-with-unit[data-astro-cid-euog5h5f] input[data-astro-cid-euog5h5f]{flex:1;padding:.75rem;border:2px solid var(--color-border);border-radius:0;font-size:var(--font-size-base);background:var(--color-background);transition:all var(--transition-fast)}.unit-select[data-astro-cid-euog5h5f],.solve-select[data-astro-cid-euog5h5f]{padding:.75rem;border:2px solid var(--color-border);border-radius:0;font-size:var(--font-size-base);background:var(--color-background);min-width:80px;cursor:pointer}.solve-select[data-astro-cid-euog5h5f]{min-width:200px}.config-notice[data-astro-cid-euog5h5f]{background:#e8f4f8;border:1px solid #ccc;padding:.75rem;margin-bottom:var(--spacing-sm);font-size:var(--font-size-sm);color:var(--color-text-muted);text-align:center;font-style:italic}.input-group[data-astro-cid-euog5h5f] input[data-astro-cid-euog5h5f]{padding:.75rem;border:2px solid var(--color-border);border-radius:0;font-size:var(--font-size-base);background:var(--color-background);transition:all var(--transition-fast)}.input-with-unit[data-astro-cid-euog5h5f] input[data-astro-cid-euog5h5f]:focus,.input-group[data-astro-cid-euog5h5f] input[data-astro-cid-euog5h5f]:focus,.unit-select[data-astro-cid-euog5h5f]:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #ff00001a}.result-box[data-astro-cid-euog5h5f]{background:var(--color-background-subtle);border:1px solid #ddd;padding:var(--spacing-sm);text-align:center;margin-top:var(--spacing-sm)}.result-label[data-astro-cid-euog5h5f]{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-xs)}.result-value[data-astro-cid-euog5h5f]{font-size:var(--font-size-xl);font-weight:700;color:var(--color-text);font-family:Courier New,monospace}.result-validation[data-astro-cid-euog5h5f]{margin-top:.5rem;font-size:.8rem;font-weight:500;padding:.25rem .5rem;border-radius:3px;min-height:1.2rem}.validation-good[data-astro-cid-euog5h5f]{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.validation-warning[data-astro-cid-euog5h5f]{background:#fff3cd;color:#856404;border:1px solid #ffeaa7}.validation-error[data-astro-cid-euog5h5f]{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.validation-info[data-astro-cid-euog5h5f]{background:#cce7ff;color:#004085;border:1px solid #b3d7ff}.pcb-results[data-astro-cid-euog5h5f]{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-sm);margin-top:var(--spacing-sm)}@media (max-width: 768px){.config-grid[data-astro-cid-euog5h5f]{grid-template-columns:1fr;gap:var(--spacing-md)}.pcb-results[data-astro-cid-euog5h5f]{grid-template-columns:1fr}.trace-diagram[data-astro-cid-euog5h5f]{padding:.5rem;margin:1rem 0}.trace-diagram[data-astro-cid-euog5h5f] svg[data-astro-cid-euog5h5f]{width:100%;height:auto}}