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h3{font-size:1.5rem;margin:0 0 12px}.power-detail p,.power-use-detail p{line-height:1.7;margin:0}.power-fact{border-left:1px solid #c6d8e2;padding-left:23px}.power-fact strong{font-size:.9rem;color:#426f87}.power-fact p{font-size:.95rem;margin-top:8px}.power-caption{font-size:.83rem;line-height:1.6;margin:16px 0 0;color:#577183}.power-use-detail{background:#f1f6f8;padding:24px;border-radius:12px}.power-tip{border-top:1px solid #d4e1e8;margin-top:16px!important;padding-top:16px;color:#386947;font-weight:650}.power-quiz{background:#f9f6ee}.power-quiz #powerQuizFeedback{min-height:28px;margin-bottom:0;line-height:1.6}.power-builder{border:1px solid #cddde6;border-radius:15px;margin:26px 0;background:#fff}.power-builder summary{display:flex;align-items:center;justify-content:space-between;padding:24px;cursor:pointer;color:#183f56;list-style:none}.power-builder summary::-webkit-details-marker{display:none}.power-builder summary strong{display:block;font-size:1.35rem}.power-builder summary small{display:block;margin-top:5px;color:#587184}.power-builder summary>span+span{font-size:1.5rem}.power-builder[open] summary{border-bottom:1px solid #d6e3eb}.power-builder-content{padding:20px}.power-builder-note{background:#f1f6f8;padding:16px;border-radius:9px;font-size:.9rem;line-height:1.6}.power-explorer button:focus-visible,.power-uses button:focus-visible,.power-quiz button:focus-visible,.power-builder summary:focus-visible,.power-hero a:focus-visible{outline:3px solid #c7973a;outline-offset:4px}@keyframes power-flow{to{stroke-dashoffset:-36}}@media(prefers-reduced-motion:reduce){.power-route.is-active,.power-grid-route.is-active{animation:none}.power-zone{transition:none}}@media(max-width:650px){.power-hero{padding:30px 23px;border-radius:14px}.power-explorer,.power-uses,.power-quiz{padding:18px}.power-heading{display:block}.power-heading>p{margin-top:10px;max-width:none}.power-detail{grid-template-columns:1fr;padding:18px;gap:16px}.power-fact{border-left:0;border-top:1px solid #c6d8e2;padding:15px 0 0}.power-steps{grid-template-columns:repeat(3,1fr)}.power-controls span{width:100%;margin:3px 0}.power-sources button{flex:1;padding:10px 12px}.power-builder-content{padding:12px}.power-map-legend{display:none}}

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.power-zone.is-active{filter:drop-shadow(0 0 6px #c7973a)}
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