.calc{background:var(--rule);border:1px solid var(--ink);border-radius:var(--r-sm);box-shadow:var(--shadow-soft);grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:1px;display:grid;position:relative}@media (min-width:901px){.calc{overflow:hidden}}.calc__plate{background:var(--paper-2);padding:clamp(1.1rem,2.4vw,1.9rem)}.calc__gauge{background:var(--pine);color:var(--pine-ink);flex-direction:column;gap:1.15rem;padding:clamp(1.1rem,2.4vw,1.9rem);display:flex}@media (max-width:900px){.calc{grid-template-columns:1fr}.calc__gauge{z-index:20;order:-1;gap:.9rem;padding:1.05rem 1.15rem 1.15rem;position:sticky;top:4.35rem;box-shadow:0 12px 24px -18px #000000b3}}.calc__bar{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:center;gap:.75rem;margin-bottom:1.35rem;padding-bottom:.85rem;display:flex}.calc__bar .mlabel{color:var(--ink)}.reset{cursor:pointer;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);background:0 0;border:0;align-items:center;gap:.35rem;padding:.2rem 0;font-size:.6rem;font-weight:600;transition:color .15s;display:inline-flex}.reset:hover{color:var(--signal-ink)}.fields{gap:1.15rem;display:grid}.fields--2{grid-template-columns:repeat(auto-fit,minmax(min(100%,165px),1fr));gap:1rem .9rem}.field{gap:.45rem;min-width:0;display:grid}.field__lab{font-family:var(--font-mono);letter-spacing:.13em;text-transform:uppercase;color:var(--ink-2);justify-content:space-between;align-items:baseline;gap:.5rem;font-size:.6rem;font-weight:600;display:flex}.field__hint{font-family:var(--font-sans);letter-spacing:0;text-transform:none;color:var(--ink-3);font-size:.74rem;font-weight:500}.inp-wrap{border:1px solid var(--rule);border-radius:var(--r-xs);background:var(--paper);align-items:stretch;min-width:0;transition:border-color .15s,box-shadow .15s;display:flex}.inp-wrap:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px #d8f14a73}.inp{width:100%;min-width:0;font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--ink);background:0 0;border:0;flex:1;padding:.68rem .7rem;font-size:.95rem;font-weight:600}.inp:focus{outline:0}.inp::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.inp::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.inp[type=number]{appearance:textfield}.inp-unit{border-left:1px solid var(--rule);background:var(--paper-3);font-family:var(--font-mono);letter-spacing:.08em;color:var(--ink-3);white-space:nowrap;place-items:center;padding-inline:.62rem;font-size:.6rem;font-weight:600;display:grid}.sel{border:1px solid var(--rule);border-radius:var(--r-xs);background-color:var(--paper);background-image:linear-gradient(45deg, transparent 50%, var(--ink-2) 50%), linear-gradient(135deg, var(--ink-2) 50%, transparent 50%);width:100%;min-width:0;font-family:var(--font-mono);letter-spacing:-.01em;color:var(--ink);cursor:pointer;appearance:none;background-position:calc(100% - 15px) 55%,calc(100% - 10px) 55%;background-repeat:no-repeat;background-size:5px 5px,5px 5px;padding:.68rem 2rem .68rem .7rem;font-size:.78rem;font-weight:600}.sel:focus{border-color:var(--ink);outline:0;box-shadow:0 0 0 3px #d8f14a73}.seg{border:1px solid var(--rule);border-radius:var(--r-xs);background:var(--paper);display:flex;overflow:hidden}.seg label{flex:1;min-width:0}.seg input{opacity:0;pointer-events:none;position:absolute}.seg span{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);cursor:pointer;white-space:nowrap;place-items:center;padding:.58rem .4rem;font-size:.62rem;font-weight:600;transition:background .14s,color .14s;display:grid}.seg label+label span{border-left:1px solid var(--rule)}.seg span:hover{background:var(--paper-3);color:var(--ink)}.seg input:checked+span{background:var(--ink);color:var(--paper)}.seg input:focus-visible+span{box-shadow:inset 0 0 0 2px var(--volt)}.range{appearance:none;cursor:pointer;background:0 0;width:100%;height:22px;margin:0}.range::-webkit-slider-runnable-track{background:var(--ink);border-radius:0;height:2px}.range::-webkit-slider-thumb{-webkit-appearance:none;background:var(--volt);border:1px solid var(--ink);width:15px;height:15px;box-shadow:1px 1px 0 var(--ink);border-radius:2px;margin-top:-6.5px}.range::-moz-range-track{background:var(--ink);height:2px}.range::-moz-range-thumb{background:var(--volt);border:1px solid var(--ink);border-radius:2px;width:14px;height:14px}.range:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 3px #d8f14a80}.range-row{grid-template-columns:1fr auto;align-items:center;gap:.85rem;display:grid}.range-val{font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right;border:1px solid var(--rule);border-radius:var(--r-xs);background:var(--paper-3);min-width:4.6rem;padding:.3rem .45rem;font-size:.82rem;font-weight:700}.ticks{font-family:var(--font-mono);letter-spacing:.08em;color:var(--ink-3);justify-content:space-between;margin-top:-.2rem;font-size:.55rem;display:flex}.presets{border-bottom:1px dashed var(--rule);flex-wrap:wrap;gap:.4rem;margin-bottom:1.35rem;padding-bottom:1.25rem;display:flex}.preset{font-family:var(--font-mono);letter-spacing:.06em;border:1px solid var(--rule);background:var(--paper);color:var(--ink-2);cursor:pointer;white-space:nowrap;border-radius:999px;padding:.42rem .66rem;font-size:.6rem;font-weight:600;transition:all .14s}.preset:hover{border-color:var(--ink);background:var(--volt);color:#14171a}.gauge__top{border-bottom:1px solid #d8f14a38;justify-content:space-between;align-items:center;gap:.75rem;padding-bottom:.8rem;display:flex}.gauge__top .mlabel{color:var(--volt)}.live{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--pine-ink-2);align-items:center;gap:.4rem;font-size:.55rem;display:inline-flex}.live:before{content:"";background:var(--volt);border-radius:50%;width:6px;height:6px;animation:2.4s ease-out infinite pulse;box-shadow:0 0 #d8f14a99}@keyframes pulse{0%{box-shadow:0 0 #d8f14a8c}70%{box-shadow:0 0 0 8px #d8f14a00}to{box-shadow:0 0 #d8f14a00}}.readout{flex-wrap:wrap;align-items:baseline;gap:.6rem;display:flex}.readout__v{font-family:var(--font-mono);letter-spacing:-.055em;color:var(--volt);font-variant-numeric:tabular-nums;word-break:break-word;font-size:clamp(2.3rem,6.2vw,3.6rem);font-weight:700;line-height:.92}.readout__u{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--pine-ink-2);font-size:.8rem;font-weight:600}.readout__sub{font-family:var(--font-mono);letter-spacing:-.01em;color:var(--pine-ink);margin-top:.35rem;font-size:.76rem}.readout__sub b{color:var(--volt);font-weight:700}.scale{margin-top:.25rem}.scale__track{background:#ffffff17;border:1px solid #d8f14a40;border-radius:1px;height:10px;position:relative;overflow:hidden}.scale__fill{background:repeating-linear-gradient(90deg, var(--volt) 0 6px, #d8f14ab8 6px 8px);width:0%;transition:width .5s cubic-bezier(.2,.8,.2,1);position:absolute;inset:0 auto 0 0}.scale__marks{font-family:var(--font-mono);letter-spacing:.1em;color:var(--pine-ink-2);justify-content:space-between;margin-top:.35rem;font-size:.53rem;display:flex}.metrics{border-radius:var(--r-xs);background:#d8f14a2e;border:1px solid #d8f14a2e;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin-top:auto;display:grid;overflow:hidden}.metrics--3{grid-template-columns:repeat(3,minmax(0,1fr))}.metric{background:var(--pine);min-width:0;padding:.72rem .7rem}.metric dt{font-family:var(--font-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--pine-ink-2);text-overflow:ellipsis;white-space:nowrap;margin-bottom:.3rem;font-size:.53rem;font-weight:600;overflow:hidden}.metric dd{font-family:var(--font-mono);letter-spacing:-.035em;color:#fff;font-variant-numeric:tabular-nums;margin:0;font-size:1rem;font-weight:700}.metric dd small{letter-spacing:.04em;color:var(--pine-ink-2);margin-left:.18rem;font-size:.62rem;font-weight:500}.verdict{border-radius:var(--r-xs);border-left:3px solid var(--volt);color:var(--pine-ink);background:#d8f14a1a;align-items:flex-start;gap:.6rem;padding:.72rem .8rem;font-size:.83rem;line-height:1.5;display:flex}.verdict[data-tone=warn]{border-left-color:var(--signal);background:#e1512a24}.verdict b{color:#fff}.note{background:var(--paper-3);border-left:3px solid var(--volt-2);border-radius:var(--r-xs);color:var(--ink-2);align-items:flex-start;gap:.6rem;margin-top:1.35rem;padding:.8rem .9rem;font-size:.85rem;line-height:1.55;display:flex}.note svg{color:var(--volt-ink);flex:none;margin-top:.15rem}.bars{gap:.8rem;display:grid}.bar__head{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);justify-content:space-between;align-items:baseline;gap:.75rem;margin-bottom:.3rem;font-size:.64rem;display:flex}.bar__head b{letter-spacing:-.03em;color:var(--ink);font-variant-numeric:tabular-nums;font-size:.9rem}.bar__track{background:var(--paper-3);border:1px solid var(--rule);border-radius:1px;height:14px;overflow:hidden}.bar__fill{background:var(--ink);width:0%;height:100%;transition:width .55s cubic-bezier(.2,.8,.2,1)}.bar__fill[data-series=ev]{background:repeating-linear-gradient(90deg, var(--volt-2) 0 7px, var(--volt) 7px 9px)}.bar__fill[data-series=gas]{background:repeating-linear-gradient(90deg, var(--signal) 0 7px, #e1512a9e 7px 9px)}.calc-table{margin-top:1.5rem}.tool-hero{border-bottom:1px solid var(--rule);background-image:linear-gradient(to right, var(--rule-2) 1px, transparent 1px), linear-gradient(to bottom, var(--rule-2) 1px, transparent 1px);background-size:30px 30px;padding-block:2rem 2.4rem;position:relative}.tool-hero h1{max-width:24ch;margin-top:1rem;font-size:clamp(1.95rem,4.4vw,3.3rem)}.tool-hero__meta{flex-wrap:wrap;gap:.45rem;margin-top:1.35rem;display:flex}.tool-body{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:clamp(2rem,5vw,4rem);display:grid}@media (max-width:1020px){.tool-body{grid-template-columns:1fr}}.tool-aside{gap:1.25rem;display:grid;position:sticky;top:5.5rem}.aside-nav a{border-bottom:1px solid var(--rule-2);color:var(--ink-2);padding:.55rem 0;font-size:.88rem;transition:color .14s,padding-left .14s;display:block}.aside-nav a:hover{color:var(--ink);padding-left:.35rem}.aside-nav a:before{content:"↳ ";color:var(--volt-ink);font-family:var(--font-mono);font-size:.75em}