/* Layout: mobile-first instrument-panel spec plates. Single column by default; side panel and wide grids from 900px. Condensed numerals, charge gauges and runtime bars carry the identity. */
:root{--measure:68ch;
  --bg:#f3f4f1; --plate:#ffffff; --ink:#121a26; --sub:#5a6474; --line:#dcdfe3;
  --charge:#e8590c; --charge-soft:#fde6d8; --charge-track:#e9ebee;
  --good:#1f7a4d; --good-soft:#dcefe4; --bad:#b4372a; --bad-soft:#f7e0dc;
  --f-num:"Archivo","Arial Narrow","Helvetica Neue",sans-serif;
  --f-body:"Figtree","Helvetica Neue",Arial,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --r:10px; --tap:44px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0c121c; --plate:#131b27; --ink:#e7ecf3; --sub:#97a3b5; --line:#243042;
  --charge:#ff8a3d; --charge-soft:#3a2416; --charge-track:#222c3b;
  --good:#4cc38a; --good-soft:#163527; --bad:#f07a6a; --bad-soft:#3c1f1b; color-scheme:dark;}}
:root[data-theme="dark"]{
  --bg:#0c121c; --plate:#131b27; --ink:#e7ecf3; --sub:#97a3b5; --line:#243042;
  --charge:#ff8a3d; --charge-soft:#3a2416; --charge-track:#222c3b;
  --good:#4cc38a; --good-soft:#163527; --bad:#f07a6a; --bad-soft:#3c1f1b; color-scheme:dark;}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:12px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--f-body);padding-inline:16px;overflow-wrap:break-word}
.wrap{max-width:1180px;margin:0 auto}
a{color:inherit;text-decoration-color:color-mix(in srgb,currentColor 35%,transparent);text-underline-offset:3px}
a:hover{text-decoration-color:var(--charge)}
:focus-visible{outline:2px solid var(--charge);outline-offset:3px;border-radius:4px}
h1,h2,h3{margin:0;text-wrap:balance;line-height:1.05}
h1{font:800 clamp(32px,8.5vw,60px)/1.02 var(--f-num);font-stretch:80%;letter-spacing:-.015em}
h2{font:800 clamp(23px,5.5vw,30px)/1.1 var(--f-num);font-stretch:85%}
h3{font:700 18px/1.25 var(--f-body)}
p{margin:0;max-width:var(--measure)}
.label{font:500 11px/1.4 var(--f-mono);text-transform:uppercase;letter-spacing:.12em;color:var(--sub)}
.sub{color:var(--sub)}
.num{font-family:var(--f-num);font-stretch:75%;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.01em;white-space:nowrap}

/* header: compact bar + menu on phones, inline nav from 900px */
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-block:12px;border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font:800 20px/1 var(--f-num);font-stretch:80%;min-height:var(--tap)}
.logo-mark{width:30px;height:16px;border:2px solid var(--ink);border-radius:3px;position:relative;padding:2px;display:flex;gap:2px;flex:none}
.logo-mark::after{content:"";position:absolute;right:-5px;top:4px;width:3px;height:6px;background:var(--ink);border-radius:0 1px 1px 0}
.logo-mark i{flex:1;background:var(--charge);border-radius:1px}
.logo-mark i:last-child{background:transparent}
.menu-btn{display:none;align-items:center;gap:8px;min-height:var(--tap);padding:0 14px;border:1px solid var(--line);border-radius:8px;background:var(--plate);color:var(--ink);font:600 15px var(--f-body);cursor:pointer}
.menu-btn i{display:block;width:16px;height:2px;background:currentColor;box-shadow:0 -5px 0 currentColor,0 5px 0 currentColor}
.js .menu-btn{display:inline-flex}
.top nav{display:flex;flex-wrap:wrap;gap:4px}
.js .top nav{display:none}
.js .top nav.open{display:flex;flex-direction:column;position:absolute;left:16px;right:16px;top:68px;z-index:20;background:var(--plate);border:1px solid var(--line);border-radius:12px;padding:8px;box-shadow:0 12px 30px rgb(0 0 0 / .12)}
.top{position:relative}
.top nav a{display:flex;align-items:center;min-height:var(--tap);text-decoration:none;font-size:16px;color:var(--ink);padding:0 12px;border-radius:8px}
.top nav a:hover{background:var(--bg)}
.top nav a.cta{font-weight:700;background:var(--ink);color:var(--bg)}
.crumbs{font:400 12px var(--f-mono);color:var(--sub);padding-top:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.crumbs a{text-decoration:none;display:inline-block;padding-block:6px}
main{display:flex;flex-direction:column;gap:44px;padding-block:20px 64px}
section{display:flex;flex-direction:column;gap:14px;min-width:0}
.sec-head{display:flex;flex-direction:column;gap:6px}
.more-link{font-size:14.5px;color:var(--sub);text-decoration:none;display:inline-flex;align-items:center;min-height:32px}
.more-link::after{content:" →";margin-left:4px}
.more-link:hover{color:var(--ink)}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;align-items:start}
.hero-copy{display:flex;flex-direction:column;gap:14px;min-width:0}
.lede{font-size:17px;color:var(--sub);max-width:58ch}
.answer{font-size:17px;line-height:1.55;max-width:var(--measure)}
.answer strong{font-weight:700;white-space:nowrap}

/* plates and tiles */
.plate{background:var(--plate);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:14px;min-width:0}
.tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.tile{background:var(--plate);padding:12px 14px;display:flex;flex-direction:column;gap:2px;min-width:0}
.tile .num{font-size:28px;line-height:1}
.tile .u{font:500 12px var(--f-mono);color:var(--sub);margin-left:3px}
.tile.na .num{color:var(--sub);font:500 15px var(--f-body);white-space:normal}

/* charge gauge */
.gauge{display:flex;align-items:center;gap:10px;min-width:0}
.cells{display:grid;grid-template-columns:repeat(12,1fr);gap:3px;flex:1;height:18px;padding:3px;border:2px solid var(--ink);border-radius:5px;position:relative;max-width:360px;min-width:96px}
.cells::after{content:"";position:absolute;right:-6px;top:4px;width:4px;height:6px;background:var(--ink);border-radius:0 2px 2px 0}
.cells i{background:var(--charge-track);border-radius:2px}
.cells i.on{background:var(--charge)}
.gauge .num{font-size:15px}

/* runtime bars: label + value on one line, bar underneath on phones */
.bars{display:flex;flex-direction:column}
.bar-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.bar-row:last-child{border-bottom:0}
.bar-row .nm{font-size:15px;min-width:0}
.bar-row .nm small{display:block;font:400 12px/1.4 var(--f-mono);color:var(--sub)}
.bar-row .track{grid-column:1 / -1;grid-row:2}
.track{height:10px;background:var(--charge-track);border-radius:6px;overflow:hidden}
.track i{display:block;height:100%;background:var(--charge);border-radius:6px;min-width:4px}
.bar-row .val{text-align:right;font-size:17px}
.bar-row.no .track{background:repeating-linear-gradient(135deg,var(--bad-soft) 0 6px,transparent 6px 12px)}
.bar-row.no .nm small.why{color:var(--bad)}

/* status pills */
.pill{display:inline-flex;align-items:center;font:600 12px/1 var(--f-body);padding:6px 9px;border-radius:999px;white-space:nowrap}
.pill.no{background:var(--bad-soft);color:var(--bad)}
.stock{display:flex;gap:8px;align-items:flex-start;font-size:14px;line-height:1.45;color:var(--bad);background:var(--bad-soft);border-radius:8px;padding:10px 12px}
.stock::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:currentColor;margin-top:6px}
.stock small{display:block;color:var(--sub);font-size:12.5px}

/* checks */
.checks{display:flex;flex-direction:column;gap:10px;margin:0;padding:0;list-style:none}
.checks li{display:grid;grid-template-columns:22px 1fr;gap:10px;align-items:start}
.mark{width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font:700 12px/1 var(--f-mono);margin-top:2px}
.mark.y{background:var(--good-soft);color:var(--good)}
.mark.n{background:var(--bad-soft);color:var(--bad)}

/* buttons */
.buy{display:flex;flex-direction:column;gap:10px}
.btn{display:flex;justify-content:center;align-items:center;min-height:var(--tap);padding:10px 16px;border-radius:8px;font:600 15.5px var(--f-body);text-decoration:none;border:1.5px solid var(--ink);text-align:center}
.btn.primary{background:var(--ink);color:var(--bg)}
.btn.primary:hover{background:color-mix(in srgb,var(--ink) 85%,var(--charge))}
.btn.ghost{background:transparent;color:var(--ink)}
.fine{font-size:12.5px;color:var(--sub);line-height:1.5}

/* phone buy bar on model pages */
.mbuy{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;align-items:center;gap:12px;padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));background:color-mix(in srgb,var(--plate) 94%,transparent);backdrop-filter:blur(8px);border-top:1px solid var(--line)}
.mbuy .info{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.2}
.mbuy .info strong{font:800 20px var(--f-num);font-stretch:75%}
.mbuy .info span{font-size:12.5px;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mbuy .btn{flex:none;padding-inline:18px}
body.has-mbuy{padding-bottom:84px}

/* cards and grids */
.grid{display:grid;gap:12px;grid-template-columns:minmax(0,1fr)}
.card{background:var(--plate);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:10px;text-decoration:none;min-width:0;transition:border-color .15s,transform .15s}
a.card:hover{border-color:var(--ink);transform:translateY(-2px)}
.card .t{font-weight:700;font-size:16.5px;line-height:1.3}
.card .meta{display:flex;justify-content:space-between;gap:8px;align-items:baseline;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:6px;font:500 11.5px/1.3 var(--f-mono);padding:6px 9px;border-radius:999px;background:var(--charge-soft);color:var(--ink);max-width:100%}
.chip.good{background:var(--good-soft);color:var(--good)}
.chip.bad{background:var(--bad-soft);color:var(--bad)}
.chips{display:flex;flex-wrap:wrap;gap:8px}

/* tables: scroll sideways with the model column pinned */
.scroll{overflow-x:auto;background:var(--plate);border:1px solid var(--line);border-radius:var(--r);-webkit-overflow-scrolling:touch}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:14px}
th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
thead th{font:500 10.5px/1.3 var(--f-mono);text-transform:uppercase;letter-spacing:.1em;color:var(--sub);background:var(--plate);white-space:nowrap}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
td.n{font-family:var(--f-mono);font-size:13px}
.pin tr>:first-child{position:sticky;left:0;z-index:1;background:var(--plate);box-shadow:1px 0 0 var(--line);min-width:150px;max-width:190px}
.pin td:first-child a{font-weight:600}
.spec th{width:48%;font-weight:400;color:var(--sub)}
.na{color:var(--sub);font-style:italic;font-family:var(--f-body)}
.win{font-weight:700}
.win::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--charge);margin-right:7px;vertical-align:1px}
td .track{height:8px;min-width:80px}
.scroll-hint{font:400 12px var(--f-mono);color:var(--sub)}

/* layout helpers */
.two{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;align-items:start}
.main-col{display:flex;flex-direction:column;gap:40px;min-width:0}
.side{display:none;flex-direction:column;gap:16px}
.read{max-width:720px;display:flex;flex-direction:column;gap:20px;min-width:0}
.read p,.read li{font-size:17px}
.read ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
.links{display:flex;flex-wrap:wrap;gap:8px}
.links a{display:inline-flex;align-items:center;min-height:40px;text-decoration:none;font-size:14.5px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:var(--plate)}
.links a:hover{border-color:var(--ink)}
.note{font-size:13.5px;color:var(--sub);max-width:var(--measure)}

/* home picker */
.picker{background:var(--ink);color:var(--bg);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:14px;min-width:0}
.picker .label{color:color-mix(in srgb,var(--bg) 70%,transparent)}
.appl{display:flex;flex-wrap:wrap;gap:8px}
.appl button{min-height:40px;font:500 14.5px var(--f-body);padding:0 14px;border-radius:999px;border:1px solid color-mix(in srgb,var(--bg) 30%,transparent);background:transparent;color:var(--bg);cursor:pointer}
.appl button[aria-pressed="true"]{background:var(--charge);border-color:var(--charge);color:#1b0d03}
.results{display:flex;flex-direction:column;background:var(--plate);color:var(--ink);border-radius:10px;padding:4px 14px}
.results .label{color:var(--sub)}
.picker .fine{color:color-mix(in srgb,var(--bg) 65%,transparent)}
.picker a{color:inherit}

/* tools */
.tool{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;align-items:start}
.tool .col{display:flex;flex-direction:column;gap:12px;min-width:0}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
select,input{font:400 16px var(--f-body);min-height:var(--tap);padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--plate);color:var(--ink);width:100%}
.load{display:grid;grid-template-columns:1fr 1fr var(--tap);grid-template-areas:"nm nm x" "q w x";gap:8px;align-items:center;background:var(--plate);border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:15px}
.load span{grid-area:nm;font-weight:600}
.load input[data-k="q"]{grid-area:q}
.load input[data-k="w"]{grid-area:w}
.load input{min-height:40px;padding:6px 8px;font:400 15px var(--f-mono)}
.load button{grid-area:x;height:var(--tap);border:0;background:none;color:var(--sub);font-size:22px;cursor:pointer}
.add{display:flex;gap:8px;align-items:end}
.add .field{flex:1}
.add button{min-height:var(--tap);padding:0 18px;border-radius:8px;border:1.5px solid var(--ink);background:var(--ink);color:var(--bg);font:600 15.5px var(--f-body);cursor:pointer}
.result{background:var(--ink);color:var(--bg);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:12px}
.result .big{font:800 56px/1 var(--f-num);font-stretch:75%;color:var(--charge)}
.result .label{color:color-mix(in srgb,var(--bg) 70%,transparent)}
.result .chip{background:color-mix(in srgb,var(--bg) 14%,transparent);color:var(--bg)}
.result .chip.bad{background:var(--bad);color:#fff}
.result a{color:inherit}

/* footer */
.method{border-top:1px solid var(--line);padding-top:16px;font-size:13.5px;color:var(--sub);max-width:var(--measure)}
.foot{border-top:1px solid var(--line);padding-block:20px 40px;display:flex;flex-direction:column;gap:12px;font-size:14px;color:var(--sub)}
.foot nav{display:flex;flex-wrap:wrap;gap:0 16px}
.foot nav a{display:inline-flex;align-items:center;min-height:40px}

@media (min-width:600px){
  body{padding-inline:clamp(20px,4vw,40px)}
  .grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
  .tiles{grid-template-columns:repeat(3,minmax(0,1fr))}
  .tile .num{font-size:32px}
  .sec-head{flex-direction:row;justify-content:space-between;align-items:end;flex-wrap:wrap}
  .bar-row{grid-template-columns:minmax(140px,1.1fr) minmax(0,2fr) auto;padding:9px 0}
  .bar-row .track{grid-column:auto;grid-row:auto}
  .load{grid-template-columns:1fr 70px 90px var(--tap);grid-template-areas:"nm q w x";padding:8px 10px}
  .foot{flex-direction:row;justify-content:space-between;align-items:center}
  .plate{padding:20px 22px}
}
@media (min-width:900px){
  .js .menu-btn{display:none}
  .js .top nav,.top nav{display:flex;flex-direction:row;position:static;background:none;border:0;padding:0;box-shadow:none}
  .top nav a{font-size:14.5px;color:var(--sub);min-height:36px;padding:0 10px}
  .top nav a:hover{color:var(--ink);background:var(--plate)}
  .top nav a.cta{color:var(--bg);margin-left:6px}
  .top{padding-block:16px}
  .crumbs{white-space:normal}
  main{gap:56px;padding-block:28px 72px}
  .hero{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(24px,4vw,56px)}
  .lede{font-size:18.5px}
  .answer{font-size:18px}
  .two{grid-template-columns:minmax(0,1fr) 340px;gap:40px}
  .side{display:flex;position:sticky;top:20px}
  .mbuy{display:none}
  body.has-mbuy{padding-bottom:0}
  .tool{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px}
  .result .big{font-size:64px}
  .picker{padding:22px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
@media (min-width:900px){.only-mobile{display:none!important}}
.facts-list{display:flex;flex-direction:column;gap:12px;padding:0;margin:0;list-style:none;max-width:var(--measure)}
.facts-list li{min-width:0;overflow-wrap:anywhere;padding:12px 14px;border-left:3px solid var(--line);background:var(--plate);border-radius:0 8px 8px 0;display:flex;flex-direction:column;gap:4px}
.facts-list p{margin:0}
.facts-list .src{font-size:13.5px;color:var(--sub)}
.facts-list .src a{color:inherit}
.src-meta{display:block;margin-top:2px}
.cite{font-size:13px;color:var(--sub)}.cite a{color:inherit}
.tbuy{white-space:nowrap}
.tbuy .tb{display:inline-flex;align-items:center;min-height:34px;padding:0 10px;margin:2px 4px 2px 0;border-radius:6px;font-size:13px;font-weight:600;text-decoration:none;border:1px solid var(--ink)}
.tbuy .tb.primary{background:var(--ink);color:var(--plate)}
.tbuy .tb.ghost{background:transparent;color:var(--ink)}
.tbuy .tb:hover{opacity:.85}
.lineup-item{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;padding:4px 0}
.tbuy-m{display:none}
@media (max-width:599px){
  table .tbuy-m{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px}
  table .tbuy-m .tb{display:inline-flex;align-items:center;min-height:32px;padding:0 8px;border-radius:6px;font-size:12px;font-weight:600;text-decoration:none;border:1px solid var(--ink);font-family:inherit;letter-spacing:0}
  table .tbuy-m .tb.primary{background:var(--ink);color:var(--plate)}
  table .tbuy-m .tb.ghost{background:transparent;color:var(--ink)}
  table:has(.tbuy-m) th.tbuy, table:has(.tbuy-m) td.tbuy{display:none}
}

main ul:not(.facts-list),main ol{max-width:var(--measure);margin:0;padding-left:1.3em;display:flex;flex-direction:column;gap:8px}
main li{line-height:1.6}
main li>p{max-width:none}
main h2,main h3{max-width:var(--measure)}
.lineup-item{max-width:none}
.scroll:not(:has(th:nth-child(4))):not(:has(.chips-links)){max-width:var(--measure)}
table:has(.chips-links) td:first-child{min-width:150px}
.chips-links{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.chips-links a{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border:1px solid var(--line);border-radius:999px;background:var(--plate);font-size:13.5px;text-decoration:none;white-space:nowrap}
.chips-links a:hover{border-color:var(--ink)}
td .chips-links{margin-top:0}
.pimg{margin:4px 0 0;display:flex;flex-direction:column;gap:6px;max-width:360px}
.pimg img{width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px}
.pimg figcaption{font-size:12px;color:var(--sub)}
.card .thumb,.plate .thumb{width:96px;height:96px;object-fit:contain;background:#fff;border-radius:8px;border:1px solid var(--line);padding:6px}
@media (max-width:599px){.pimg{max-width:240px}}
.chart{margin:0;display:flex;flex-direction:column;gap:6px;max-width:760px}
.chart img{width:100%;height:auto;border:1px solid var(--line);border-radius:10px;background:#fff}
.chart figcaption{font-size:12.5px;color:var(--sub)}
.amz-price{display:flex;flex-direction:column;gap:2px;padding:10px 0;border-top:1px solid var(--line)}
.amz-price .num{font-size:24px}
.amz-price summary{font-size:12px;color:var(--sub);cursor:pointer}