.calculator{margin:2.75rem 0;padding:1.4rem;border:1px solid rgba(127,220,255,.45);border-radius:18px;background:rgba(8,20,38,.75)}.calculator h2{margin:.1rem 0 .75rem!important;font-size:clamp(1.4rem,4vw,2rem)!important}.calculator-heading>p:last-child,.scenario-summary{max-width:68ch;color:var(--muted)}.device-picker{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.7rem;margin:1.35rem 0}.device-card{display:grid;place-items:center;gap:.45rem;min-height:6.8rem;padding:.8rem;border:1px solid rgba(184,201,223,.32);border-radius:12px;background:rgba(7,20,38,.6);color:var(--ink);font:inherit;font-size:.84rem;font-weight:750;cursor:pointer}.device-card svg{width:1.8rem;height:1.8rem;fill:none;stroke:var(--flash);stroke-linecap:round;stroke-linejoin:round;stroke-width:1.7}.device-card[aria-pressed=true]{border-color:var(--electric);background:rgba(127,220,255,.14);box-shadow:inset 0 0 0 1px rgba(191,246,255,.3)}.scenario-rows{display:grid;gap:.75rem;margin:1.1rem 0}.scenario-row,.power-form{display:grid;grid-template-columns:1.25fr repeat(3,minmax(0,1fr));gap:.75rem;align-items:end;border:0;margin:0;padding:.9rem;border-radius:12px;background:rgba(5,14,28,.5)}.scenario-row legend{padding:0;color:var(--flash);font-weight:800}.power-form{grid-template-columns:repeat(3,minmax(0,1fr));margin:1.25rem 0}.calculator label{display:grid;gap:.35rem;color:var(--muted);font-size:.84rem;font-weight:700}.calculator input{width:100%;min-height:2.7rem;padding:.55rem .6rem;border:1px solid rgba(184,201,223,.4);border-radius:8px;background:#071426;color:var(--ink);font:inherit}.calculator label span{font-weight:400}.secondary-button,.scenario-row button{min-height:2.7rem;padding:.55rem .8rem;border:1px solid rgba(127,220,255,.55);border-radius:999px;background:transparent;color:var(--flash);font:inherit;font-weight:750;cursor:pointer}.scenario-row button{border-color:rgba(184,201,223,.4);color:var(--muted);font-size:.82rem}.calculator-result,.check-results{margin-top:1.25rem;padding:1rem 1.1rem;border-radius:12px;background:rgba(127,220,255,.08)}.calculator-result p,.check-results p{margin:.25rem 0}.result-label{color:var(--muted);font-size:.85rem;font-weight:700}.result-value{font-size:1.2rem;font-weight:850;color:#fff}.calculator-result dl{display:grid;grid-template-columns:repeat(3,1fr);gap:.7rem;margin:1rem 0 .4rem}.calculator-result dl div{padding:.65rem;border-radius:8px;background:rgba(5,14,28,.34)}.calculator-result dt{color:var(--muted);font-size:.76rem}.calculator-result dd{margin:.15rem 0 0;color:#fff;font-weight:800}.check-results strong{color:var(--flash)}:focus-visible{outline:3px solid var(--warning);outline-offset:3px}@media(max-width:760px){.device-picker{grid-template-columns:repeat(2,minmax(0,1fr))}.scenario-row,.power-form{grid-template-columns:repeat(2,minmax(0,1fr))}.scenario-row legend{grid-column:span 2}.scenario-row button{grid-column:span 2}.calculator-result dl{grid-template-columns:1fr}}@media(max-width:420px){.scenario-row,.power-form{grid-template-columns:1fr}.scenario-row legend,.scenario-row button{grid-column:auto}}