:root{--avc-primary:#449BD5;--avc-border-color:#dcdcdc;--avc-bg-card:#ffffff;--avc-bg-page:#ffffff;--avc-text-main:#333;--avc-label-color:#4a5568;--avc-info-icon:#6c757d;--avc-green-start:#1f9252;--avc-green-end:#00723f;--avc-gray-btn:#4a4a4a;--avc-optional-bg:#198754;--avc-optional-text:#ffffff;--avc-input-bg:#f8f9fa;--avc-input-border:#d1d5db;--avc-input-text:#333;--avc-radius-card:4px;--avc-radius-pill:999px;--avc-radius-btn:4px;--avc-font-stack:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
                      Roboto, "Helvetica Neue", Arial, sans-serif}.avc-wrapper{font-family:var(--avc-font-stack);color:var(--avc-text-main);background-color:var(--avc-bg-page);padding:10px}.avc-card{background:var(--avc-bg-card);border:1px solid var(--avc-border-color);border-radius:var(--avc-radius-card);padding:15px 20px 20px;max-width:1150px;margin:0 auto}.avc-form{width:100%;display:block}.avc-row{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:20px}.avc-field-group{flex:1 1 250px;min-width:250px}.avc-label,.avc-label-sm{display:flex;align-items:center;color:var(--avc-label-color);margin-bottom:6px;line-height:1.4}.avc-label{font-size:.9rem;font-weight:600}.avc-label-sm{font-size:.85rem;font-weight:600}.avc-label-primary{color:var(--avc-primary)}.avc-info-icon{font-size:.8rem;line-height:1;color:rgb(68 155 213 / .45);margin-left:4px;cursor:help;position:relative}.tooltip{position:relative;display:inline-block;cursor:help}.tooltip .tooltiptext{visibility:hidden;width:250px;background:#555;color:#fff;text-align:center;border-radius:6px;padding:8px;position:absolute;z-index:9999;top:125%;left:50%;transform:translateX(-50%);opacity:0;transition:opacity .2s ease;font-size:14px;font-weight:400;line-height:1.4}.tooltip:hover .tooltiptext,.tooltip:focus .tooltiptext{visibility:visible;opacity:1}.avc-select-wrap{position:relative;display:flex;align-items:center;border:1px solid var(--avc-input-border);border-radius:var(--avc-radius-pill);background:var(--avc-input-bg);width:100%;box-sizing:border-box}.avc-input-select{appearance:none!important;-webkit-appearance:none!important;-moz-appearance:none!important;background:transparent!important;background-image:none!important;border:none;outline:none;width:100%;font-size:1rem;line-height:1.4;color:var(--avc-input-text);padding:10px 36px 10px 14px;border-radius:var(--avc-radius-pill);box-sizing:border-box}.avc-input-select::-ms-expand{display:none}.avc-caret-icon{position:absolute;right:12px;font-size:1rem;color:rgb(0 0 0 / .35);line-height:1;pointer-events:none}.avc-dims-container{margin-top:20px}.avc-dims-group{margin-bottom:20px}.avc-dim-row{display:flex;flex-wrap:wrap;gap:20px}.avc-dim-field{flex:1 1 200px;min-width:200px}.avc-input-pill{width:100%;border:1px solid var(--avc-input-border);border-radius:var(--avc-radius-pill);background:var(--avc-input-bg);color:var(--avc-input-text);font-size:1rem;line-height:1.4;padding:10px 14px;outline:none;box-sizing:border-box}.avc-input-pill:focus{outline:2px solid var(--avc-primary);background:#fff}.error-message{color:#F44;font-weight:600;margin:10px 0;font-size:14px;display:none;line-height:1.4}.avc-input-pill.error{border-color:#F44;background:#ffecec}.avc-advanced-card{border:1px solid var(--avc-border-color);border-radius:var(--avc-radius-card);background:#fff;margin-top:20px}.avc-advanced-header{display:flex;align-items:center;justify-content:space-between;cursor:pointer;padding:12px 15px;font-size:1rem;font-weight:600;color:var(--avc-primary)}.avc-advanced-left{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.avc-advanced-gear{color:rgb(0 0 0 / .35);font-size:1.1rem}.avc-advanced-title{font-size:1rem;font-weight:600;color:var(--avc-primary)}.avc-advanced-optional-badge{background:var(--avc-optional-bg);color:var(--avc-optional-text);border-radius:var(--avc-radius-card);padding:2px 6px;font-size:.8rem;font-weight:600;line-height:1.2}.avc-advanced-right .avc-advanced-chevron{color:rgb(0 0 0 / .45);font-size:1.1rem;transition:transform 0.2s ease}.avc-advanced-chevron.avc-rotate{transform:rotate(180deg)}.avc-advanced-body{border-top:1px solid var(--avc-border-color);padding:15px;background:#fafafa;font-size:.9rem;color:var(--avc-text-main)}.avc-advanced-grid{display:flex;flex-direction:column;gap:20px}.avc-adv-row{display:flex;flex-wrap:wrap;gap:20px}.avc-adv-field{flex:1 1 250px;min-width:250px}.avc-action-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.avc-btn{flex:1 1 200px;min-width:200px;border:none;border-radius:var(--avc-radius-btn);padding:12px 15px;font-size:1rem;font-weight:600;line-height:1.3;color:#fff;cursor:pointer;text-align:center;box-sizing:border-box}.avc-btn-icon{margin-right:6px;font-size:1.1rem;vertical-align:middle}.avc-btn-calc{background-image:linear-gradient(90deg,var(--avc-green-start) 0%,var(--avc-green-end) 100%)}.avc-btn-reset{background:var(--avc-gray-btn)}.avc-results-grid{display:flex;flex-wrap:wrap;margin-top:20px;border-top:1px solid var(--avc-border-color);padding-top:20px;text-align:center;row-gap:20px}.avc-result-block{flex:1 1 200px;min-width:200px;padding:0 10px;box-sizing:border-box;text-align:center}.avc-result-label{font-size:1rem;font-weight:400;color:var(--avc-label-color);margin-bottom:8px;text-align:center}.avc-no-bold{font-weight:400!important}.avc-result-value{font-size:2rem;font-weight:600;color:#000;line-height:1.2;word-break:break-word;text-align:center}.gph-value{font-size:.8rem;color:#666;margin-top:5px;line-height:1.3}.avc-hint{font-size:.8rem;color:#666;line-height:1.3;margin-top:4px}.afc-recommend-box{background:rgb(68 155 213 / .1);border-radius:var(--avc-radius-card);padding:15px;margin-top:20px}.afc-recommend-title{font-size:1rem;font-weight:600;color:var(--avc-primary);margin:0 0 12px;line-height:1.4}.afc-recommend-box p{margin:0 0 10px;font-size:.9rem;color:var(--avc-text-main);line-height:1.5}.avc-footer-note{text-align:center;color:#666;font-size:.8rem;line-height:1.4;margin-top:25px}@media (max-width:768px){.avc-result-value{font-size:1.6rem}}