.efficiency-section{padding-top:80px;padding-bottom:24px;scroll-margin-top:100px}
.efficiency-heading{max-width:850px;margin-bottom:34px}.efficiency-heading h2{font-size:clamp(32px,3.7vw,49px);line-height:1.13;margin:14px 0 20px}.efficiency-heading>p{font-size:18px;line-height:1.7;max-width:710px;color:#40536c}
.efficiency-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:28px;align-items:stretch}.efficiency-grid article{border-radius:24px;padding:36px;min-width:0;border:1px solid #dce5e0}.efficiency-model{background:#fffefb}.efficiency-evidence{background:linear-gradient(140deg,#e6f0ed,#f2f5ef)}
.efficiency-label{font-size:11px;font-weight:700;letter-spacing:.12em;color:#17616b}.efficiency-grid h3{font-size:clamp(25px,2.7vw,34px);line-height:1.2;margin:18px 0 24px}
.efficiency-main-stat{display:flex;gap:20px;align-items:center;margin:12px 0 28px}.efficiency-main-stat>strong{font-size:clamp(64px,6.8vw,88px);letter-spacing:-.065em;line-height:1;color:#17616b}.efficiency-main-stat>span{font-size:15px;line-height:1.6;color:#40536c}
.efficiency-bar-label{display:flex;justify-content:space-between;gap:12px;font-size:13px;margin-bottom:9px}.efficiency-bar{height:16px;border-radius:8px;background:#edf0ee;overflow:hidden;margin-bottom:20px}.efficiency-bar span{display:block;height:100%;background:#718094;border-radius:8px}.efficiency-bar-after span{background:#176c76}
.efficiency-secondary{display:grid;grid-template-columns:1fr 1fr;gap:18px;border-top:1px solid #e0e6e0;padding-top:23px;margin-top:27px}.efficiency-secondary strong{display:block;font-size:30px;letter-spacing:-.04em}.efficiency-secondary span{display:block;font-size:13px;line-height:1.5;color:#40536c;margin-top:4px}
.efficiency-grid .efficiency-note{font-size:12px;line-height:1.65;color:#526477;margin-top:22px}.efficiency-assumptions{margin-top:18px;border-top:1px solid #e0e6e0;padding-top:8px}.efficiency-assumptions summary{cursor:pointer;padding:12px 0;font-size:13px;font-weight:600}.efficiency-assumptions p{font-size:13px;line-height:1.7;color:#40536c;margin:8px 0}
.efficiency-peak>strong{display:block;font-size:clamp(55px,6vw,82px);letter-spacing:-.065em;line-height:1.08;font-variant-numeric:tabular-nums}.efficiency-peak>span{display:block;font-size:21px;line-height:1.5;margin-top:12px}.efficiency-peak-context{font-size:13px;color:#40536c;margin-top:14px}.efficiency-story{border-top:1px solid #cadbd5;margin-top:30px;padding-top:24px}.efficiency-story h4{font-size:17px;margin-bottom:12px}.efficiency-story p{font-size:15px;line-height:1.75;color:#40536c;margin:12px 0}.efficiency-evidence .btn{margin-top:18px;white-space:normal;text-align:center}.efficiency-section a:focus-visible,.efficiency-section summary:focus-visible{outline:3px solid #176c76;outline-offset:5px}
@media(max-width:850px){.efficiency-grid{grid-template-columns:1fr}.efficiency-section{padding-top:52px}.efficiency-grid article{padding:28px}.efficiency-heading>p{font-size:17px}.efficiency-main-stat>strong{font-size:72px}.efficiency-peak>strong{font-size:72px}}
@media(max-width:420px){.efficiency-grid article{padding:23px}.efficiency-main-stat{gap:14px}.efficiency-main-stat>strong{font-size:62px}.efficiency-main-stat>span{font-size:13px}.efficiency-peak>strong{font-size:60px}}
.efficiency-calculator-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 0 12px}.efficiency-calculator-cta strong{font-size:22px}.efficiency-calculator-cta p{font-size:15px;color:#40536c;margin-top:8px}.efficiency-calculator-cta .btn{flex-shrink:0;text-align:center}@media(max-width:850px){.efficiency-calculator-cta{flex-direction:column;align-items:flex-start}}