.vb-calc-head{margin-bottom:var(--s-4);justify-content:space-between;align-items:center;display:flex}.vb-mode-toggle{color:#fff;border-radius:var(--r-sm);cursor:pointer;background:#ffffff26;border:1px solid #ffffff4d;align-items:center;gap:5px;padding:5px 11px;font-family:inherit;font-size:11px;font-weight:600;transition:background .15s;display:inline-flex}.vb-mode-toggle:hover{background:#ffffff40}.vb-mode-toggle .vb-mode-icon{font-size:9px;transition:transform .2s}.vb-mode-toggle[aria-pressed=true]{color:var(--c-primary);background:#fff;border-color:#fff}.vb-mode-toggle[aria-pressed=true] .vb-mode-icon{transform:rotate(180deg)}.vb-advanced{margin-top:var(--s-4);padding-top:var(--s-4);border-top:1px dashed #ffffff40}.vb-advanced-head{text-transform:uppercase;letter-spacing:.07em;color:#ffffff8c;margin-bottom:var(--s-3);font-size:10px;font-weight:700}.vb-check{color:var(--c-text);cursor:pointer;align-items:center;gap:6px;margin-top:6px;font-size:12px;font-weight:500;display:flex}.vb-check input{cursor:pointer}.vb-link-btn{color:var(--c-primary);cursor:pointer;background:0 0;border:none;padding:4px 0 0;font-family:inherit;font-size:11px;text-decoration:underline}.vb-method-pill{border-radius:var(--r-md);font-size:var(--fs-sm);color:#d1fae5;margin-top:var(--s-3);background:#4ade802e;border:1px solid #4ade8066;align-items:center;gap:6px;padding:8px 14px;font-weight:600;display:inline-flex}.calc-kpi-strip.vb-kpi-3{grid-template-columns:1.2fr 1fr 1fr;gap:14px;display:grid}@media (width<=480px){.calc-kpi-strip.vb-kpi-3{grid-template-columns:1fr}}.calc-kpi-box.vb-kpi-primary{background:#4ade8026;border-color:#4ade8066}.calc-kpi-box.vb-kpi-primary .calc-kpi-val{color:#4ade80}.vb-pump-grid{gap:var(--s-4);margin-top:var(--s-4);grid-template-columns:1fr;display:grid}@media (width>=720px){.vb-pump-grid{grid-template-columns:1fr 1fr 1fr}}.vb-pump-card{border:1px solid var(--c-border);border-radius:var(--r-md);padding:var(--s-5);background:#fff;transition:transform .15s,box-shadow .15s;position:relative}.vb-pump-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.vb-pump-card--rec{border-color:var(--c-accent-dark);background:linear-gradient(#f0fdf4 0%,#fff 60%);border-width:2px}.vb-pump-card--warn{border-color:var(--c-warning);background:linear-gradient(#fef3c7 0%,#fff 60%)}.vb-pump-rec-badge,.vb-pump-warn-badge{color:#fff;border-radius:var(--r-full);letter-spacing:.04em;text-transform:uppercase;padding:4px 10px;font-size:10px;font-weight:700;position:absolute;top:-10px;left:14px}.vb-pump-rec-badge{background:var(--c-accent-dark)}.vb-pump-warn-badge{background:var(--c-warning)}.vb-pump-icon{margin-bottom:4px;font-size:28px;line-height:1}.vb-pump-name{font-size:var(--fs-base);color:var(--c-text);margin:0 0 4px;font-weight:700}.vb-pump-size{color:var(--c-primary);letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin:4px 0 2px;font-size:28px;font-weight:800;line-height:1}.vb-pump-card--rec .vb-pump-size{color:var(--c-accent-dark)}.vb-pump-size-unit{color:var(--c-text-muted);font-size:13px;font-weight:600}.vb-pump-rule{color:var(--c-text-muted);margin:4px 0 10px;font-size:11px;font-style:italic}.vb-pump-desc{color:var(--c-text-muted);margin:0 0 10px;font-size:13px;line-height:1.5}.vb-pump-meta{color:var(--c-text-muted);border-top:1px solid var(--c-border);flex-wrap:wrap;gap:12px;padding-top:8px;font-size:11px;display:flex}.vb-pump-meta strong{color:var(--c-text)}.vb-chart-wrap{border-radius:var(--r-md);padding:var(--s-3);border:1px solid var(--c-border);background:#fff;overflow-x:auto}#powerChart{width:100%;height:auto;min-height:280px;display:block}.vb-chart-legend{gap:var(--s-4);margin-top:var(--s-3);color:var(--c-text-muted);flex-wrap:wrap;justify-content:center;font-size:13px;display:flex}.legend-item{align-items:center;gap:6px;display:inline-flex}.legend-line{border-radius:2px;width:22px;height:3px;display:inline-block}.vb-chart-note{color:var(--c-text-muted);margin-top:var(--s-3);text-align:center;max-width:600px;margin-left:auto;margin-right:auto;font-size:13px}.vb-next-title{text-align:center;margin:0 0 8px}.vb-next-sub{text-align:center;color:var(--c-text-muted);max-width:640px;margin:0 auto var(--s-6)}.vb-next-grid{gap:var(--s-4);grid-template-columns:1fr;max-width:900px;margin:0 auto;display:grid}@media (width>=720px){.vb-next-grid{grid-template-columns:1.4fr 1fr}}.vb-next-card{border:1px solid var(--c-border);border-radius:var(--r-lg);padding:var(--s-5);background:#fff;flex-direction:column;display:flex;position:relative}.vb-next-card--primary{border-color:var(--c-accent-dark);background:linear-gradient(#f0fdf4 0%,#fff 50%);border-width:2px}.vb-next-card-badge{background:var(--c-accent-dark);color:#fff;border-radius:var(--r-full);letter-spacing:.04em;text-transform:uppercase;padding:4px 10px;font-size:10px;font-weight:700;position:absolute;top:-10px;left:14px}.vb-next-card h3{margin:0 0 var(--s-2);font-size:var(--fs-base);font-weight:700}.vb-next-card p{color:var(--c-text-muted);margin:0 0 var(--s-4);flex:1;font-size:14px;line-height:1.55}.vb-next-cta{background:var(--c-accent-dark);border-radius:var(--r-sm);text-align:center;padding:12px 18px;font-size:14px;font-weight:700;transition:opacity .15s;display:inline-block;color:#fff!important;text-decoration:none!important}.vb-next-cta:hover{opacity:.88;text-decoration:none!important}.vb-next-cta--blue{background:var(--c-primary)}.vb-next-trust{gap:var(--s-4);margin-top:var(--s-5);color:var(--c-text-muted);flex-wrap:wrap;justify-content:center;font-size:13px;display:flex}.vb-section{padding-block:var(--s-12)}.vb-section--soft{background:var(--c-bg-soft)}