@font-face{font-family:"Zilla Slab";src:url(/assets/fonts/zilla-slab-600.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Zilla Slab";src:url(/assets/fonts/zilla-slab-700.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Public Sans";src:url(/assets/fonts/public-sans-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Public Sans";src:url(/assets/fonts/public-sans-600.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Public Sans";src:url(/assets/fonts/public-sans-700.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Public Sans";src:url(/assets/fonts/public-sans-400-italic.woff2) format("woff2");font-weight:400;font-style:italic;font-display:swap}
/* ============ Tokens: "Clearing Haze" fingerprint ============ */
:root{
  --f-head:"Zilla Slab","Rockwell","Roboto Slab",Georgia,serif;
  --f-body:"Public Sans","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  /* named palette */
  --c-pleat:#F6F6F3;      /* Pleat white: page */
  --c-stone:#EBEAE5;      /* Housing stone: bands */
  --c-card:#FCFCFA;       /* Panel */
  --c-carbon:#23211E;     /* Activated carbon: ink */
  --c-ash:#5C5852;        /* Ash: secondary ink */
  --c-line:#D5D2CA;
  --c-sky:#1F6FA8;        /* Clear sky: links + CTA */
  --c-sky-ink:#FFFFFF;
  --c-sky-soft:#E1EDF6;
  --c-haze:#A85A1A;       /* Wildfire haze: smoke + cautions */
  --c-haze-soft:#F5E7D7;
  --c-good:#2E7547; --c-good-soft:#E2EFE5;
  --c-bad:#A3392A;  --c-bad-soft:#F6E1DC;
  /* AQI bands (rail + tags only) */
  --aqi-1:#4E9E5C; --aqi-2:#D2B12A; --aqi-3:#DE7D2C; --aqi-4:#C9473A; --aqi-5:#874591; --aqi-6:#6B2131;
  --maxw:1120px; --measure:68ch;
  --rad-s:3px; --rad-m:6px;
  --hd-h:64px;
  color-scheme:light;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --c-pleat:#171615; --c-stone:#1F1E1C; --c-card:#242320; --c-carbon:#ECE9E3; --c-ash:#ABA69D; --c-line:#3B3934;
    --c-sky:#86B9E6; --c-sky-ink:#0E1C28; --c-sky-soft:#1C2A36;
    --c-haze:#E2A266; --c-haze-soft:#33261A;
    --c-good:#82C795; --c-good-soft:#1D2B21; --c-bad:#EA8D7F; --c-bad-soft:#35201C;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --c-pleat:#171615; --c-stone:#1F1E1C; --c-card:#242320; --c-carbon:#ECE9E3; --c-ash:#ABA69D; --c-line:#3B3934;
  --c-sky:#86B9E6; --c-sky-ink:#0E1C28; --c-sky-soft:#1C2A36;
  --c-haze:#E2A266; --c-haze-soft:#33261A;
  --c-good:#82C795; --c-good-soft:#1D2B21; --c-bad:#EA8D7F; --c-bad-soft:#35201C;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + var(--hd-h) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--c-pleat);color:var(--c-carbon);font:400 1.0625rem/1.62 var(--f-body);font-variant-numeric:tabular-nums}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--c-pleat)}
img,svg{max-width:100%}
a{color:var(--c-sky);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--c-sky);outline-offset:2px;border-radius:2px}
h1,h2,h3,h4{font-family:var(--f-head);font-weight:700;line-height:1.12;margin:0 0 .5em;letter-spacing:-.005em}
h1{font-size:clamp(2.1rem,4.4vw,3.45rem);line-height:1.04}
h2{font-size:clamp(1.6rem,2.8vw,2.25rem)}
h3{font-size:1.28rem;font-weight:600}
p{margin:0 0 1em}
.u-wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(18px,4vw,32px)}
.u-measure{max-width:var(--measure)}
.u-muted{color:var(--c-ash)}
.u-sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.u-skip{position:absolute;left:12px;top:-60px;background:var(--c-carbon);color:var(--c-pleat);padding:10px 14px;z-index:100}
.u-skip:focus{top:12px}
.u-pleat{height:10px;background:var(--c-line);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='10'%3E%3Cpath d='M0 9 L4 1 L8 9 L12 1 L16 9' fill='none' stroke='black' stroke-width='1.4'/%3E%3C/svg%3E") repeat-x left center/16px 10px;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='10'%3E%3Cpath d='M0 9 L4 1 L8 9 L12 1 L16 9' fill='none' stroke='black' stroke-width='1.4'/%3E%3C/svg%3E") repeat-x left center/16px 10px}
.u-pending{display:inline-block;font-size:.78rem;font-weight:600;color:var(--c-ash);border:1px dashed var(--c-line);border-radius:999px;padding:1px 9px;white-space:nowrap}

/* Preview-only banner */
.pv-banner{background:var(--c-carbon);color:var(--c-pleat);font-size:.85rem;padding:8px 0}
.pv-banner .u-wrap{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.pv-banner button{font:inherit;background:transparent;color:inherit;border:1px solid currentColor;border-radius:var(--rad-s);padding:2px 10px;cursor:pointer}

/* ============ Header ============ */
.hd-util{background:var(--c-stone);font-size:.84rem;color:var(--c-ash)}
.hd-util .u-wrap{display:flex;justify-content:space-between;gap:16px;padding-top:6px;padding-bottom:6px;flex-wrap:wrap}
.hd-util nav{display:flex;gap:16px;flex-wrap:wrap}
.hd-util a{color:var(--c-ash)}
.hd-bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:color-mix(in srgb,var(--c-pleat) 92%,transparent);backdrop-filter:saturate(1.2) blur(8px);-webkit-backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--c-line)}
.hd-bar .u-wrap{display:flex;align-items:center;gap:18px;height:var(--hd-h)}
.hd-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--c-carbon);font-family:var(--f-head);font-weight:700;font-size:1.22rem;white-space:nowrap}
.hd-brand svg{width:30px;height:30px;flex:none}
.hd-nav{display:flex;gap:4px;margin-left:auto}
.hd-nav a{color:var(--c-carbon);text-decoration:none;font-weight:500;font-size:.95rem;padding:8px 10px;border-radius:var(--rad-s)}
.hd-nav a:hover{background:var(--c-stone)}
.hd-tools{display:flex;align-items:center;gap:6px}
.hd-iconbtn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:40px;min-width:40px;padding:0 10px;border:1px solid var(--c-line);background:var(--c-card);color:var(--c-carbon);border-radius:var(--rad-m);cursor:pointer;font:500 .9rem var(--f-body)}
.hd-iconbtn svg{width:18px;height:18px}
.hd-menu{display:none}
.hd-theme .hd-theme-l{display:inline}
.hd-drawer{display:none}
@media (max-width:1080px){
  .hd-nav{display:none}
  .hd-menu{display:inline-flex}
  .hd-tools{margin-left:auto}
  .hd-theme .hd-theme-l{display:none}
  .hd-drawer.is-open{display:block;border-top:1px solid var(--c-line);background:var(--c-pleat)}
  .hd-drawer ul{list-style:none;margin:0;padding:8px 0 16px;display:grid;grid-template-columns:1fr 1fr;gap:2px 16px}
  .hd-drawer a{display:block;padding:10px 0;color:var(--c-carbon);text-decoration:none;font-weight:500}
  .hd-util nav{display:none}
}

/* ============ Hero ============ */
.hero{padding:clamp(36px,6vw,72px) 0 28px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(24px,4vw,56px);align-items:center}
.hero-meta{font-size:.92rem;color:var(--c-ash);margin-bottom:18px}
.hero-meta a{color:inherit}
.hero-dek{font-size:1.16rem;line-height:1.55;max-width:56ch;color:var(--c-carbon)}
.hero-cta{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 4px}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:10px 18px;border-radius:var(--rad-m);font:600 1rem var(--f-body);text-decoration:none;cursor:pointer;border:1.5px solid transparent}
.btn--sky{background:var(--c-sky);color:var(--c-sky-ink)}
.btn--sky:hover{filter:brightness(1.08)}
.btn--line{background:transparent;color:var(--c-carbon);border-color:var(--c-carbon)}
.btn--line:hover{background:var(--c-stone)}
.hero-fig{margin:0;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:14px 14px 10px}
.hero-fig figcaption{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.84rem;color:var(--c-ash);padding:6px 4px 0}
.hero-fig button{font:600 .84rem var(--f-body);background:none;border:0;color:var(--c-sky);cursor:pointer;padding:4px}
/* hero svg classes */
.hs-room{fill:var(--c-pleat);stroke:var(--c-line);stroke-width:1.5}
.hs-floor{stroke:var(--c-line);stroke-width:1.5}
.hs-win{fill:var(--c-sky-soft);stroke:var(--c-line);stroke-width:1.5}
.hs-obj{fill:var(--c-stone);stroke:var(--c-line);stroke-width:1.2}
.hs-unit{fill:var(--c-card);stroke:var(--c-carbon);stroke-width:1.6}
.hs-grille{stroke:var(--c-ash);stroke-width:1.2}
.hs-led{fill:var(--aqi-1)}
.hs-wave{fill:var(--c-sky);opacity:.07}
.hs-p{transition:opacity .9s ease,transform 1.1s ease}
.hs-p.t-smoke{fill:var(--c-haze)} .hs-p.t-dust{fill:var(--c-ash)} .hs-p.t-pollen{fill:var(--aqi-2)}
.hs-p.is-out{opacity:0}
.hs-p.is-left{opacity:.32}
.hs-read-l{fill:var(--c-ash);font:500 13px var(--f-body)}
.hs-read-n{font:700 44px var(--f-head);fill:var(--c-carbon)}
.hs-read-b{font:600 14px var(--f-body)}
.hs-track{fill:var(--c-stone)}
/* Jump chips */
.jp{margin-top:26px}
.jp-label{font-size:.9rem;color:var(--c-ash);margin-bottom:8px}
.jp-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:7px;min-height:38px;padding:6px 14px;border-radius:999px;border:1px solid var(--c-line);background:var(--c-card);color:var(--c-carbon);text-decoration:none;font:500 .93rem var(--f-body);cursor:pointer}
.chip:hover{border-color:var(--c-carbon)}
.chip[aria-pressed="true"]{background:var(--c-carbon);color:var(--c-pleat);border-color:var(--c-carbon)}
.chip i{font-style:normal}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-fig{order:2}}

/* ============ Section shell ============ */
.sec{padding:clamp(52px,7vw,92px) 0}
.sec--band{background:var(--c-stone)}
.sec-h{display:flex;align-items:center;gap:14px;margin-bottom:10px}
.sec-h h2{margin:0}
.sec-ico{flex:none;display:inline-grid;place-items:center;width:46px;height:46px;border-radius:var(--rad-m);font-size:1.45rem;line-height:1}
.sec-ico--a{background:#FBF1C9}.sec-ico--b{background:#F8DCD3}.sec-ico--c{background:#F5E5C8}.sec-ico--d{background:#DCEAF4}
.sec-ico--e{background:#E3EFDF}.sec-ico--f{background:#EADFEF}.sec-ico--g{background:#E8E4DA}
:root[data-theme="dark"] .sec-ico{filter:saturate(.9) brightness(.8)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .sec-ico{filter:saturate(.9) brightness(.8)}}
.sec-lede{font-size:1.08rem;color:var(--c-ash);max-width:var(--measure);margin-bottom:28px}

/* ============ Quick answer ============ */
.qa-answer{font-size:1.2rem;line-height:1.6;max-width:62ch;border-left:4px solid var(--c-sky);padding:4px 0 4px 20px;margin:0 0 30px}
.qa-table{width:100%;border-collapse:collapse;font-size:.98rem}
.qa-table th,.qa-table td{text-align:left;padding:14px 12px;border-bottom:1px solid var(--c-line);vertical-align:top}
.qa-table thead th{font:600 .88rem var(--f-body);color:var(--c-ash);border-bottom:2px solid var(--c-carbon)}
.qa-table td:first-child{font-weight:600;width:30%}
.qa-table a{font-weight:600}
.qa-scroll{overflow-x:auto}

/* ============ Worries ============ */
.wy-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.wy-tags a{font-size:.88rem;text-decoration:none;color:var(--c-carbon);border-bottom:1px solid var(--c-line);padding:2px 0;margin-right:10px}
.wy-list{display:grid;grid-template-columns:1fr 1fr;gap:0 44px}
.wy-item{padding:22px 0 24px;border-top:1px solid var(--c-line)}
.wy-q{font-family:var(--f-head);font-size:1.22rem;font-weight:600;margin:0 0 8px}
.wy-a{margin:0 0 10px}
.wy-num{display:block;font-size:.92rem;color:var(--c-ash);margin-bottom:10px}
.wy-num b{color:var(--c-carbon)}
.wy-links{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.92rem;font-weight:600}
.wy-foot{margin-top:24px;font-size:.92rem;color:var(--c-ash);max-width:var(--measure)}
@media (max-width:760px){.wy-list{grid-template-columns:1fr}}

/* ============ Picks ============ */
.pk-filter{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:8px}
.pk-count{font-size:.9rem;color:var(--c-ash);margin:6px 0 24px}
@media (max-width:640px){.pk-filter{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;margin-right:-18px}.pk-filter .chip{flex:none}}
.pk{display:grid;grid-template-columns:240px minmax(0,1fr);gap:28px;padding:34px 0;border-top:1px solid var(--c-line)}
.pk[hidden]{display:none}
.pk-img{position:relative;align-self:start;aspect-ratio:1/1;border-radius:var(--rad-m);display:grid;place-items:center;overflow:hidden;background:#fff;border:1px solid var(--c-line)}
.pk-img img{width:100%;height:100%;object-fit:contain;display:block}
.pk-rank{position:absolute;left:10px;top:8px;font:700 2.4rem/1 var(--f-head);color:#23211E;z-index:1}
.pk-role{display:inline-block;font-weight:600;font-size:.9rem;color:var(--c-sky);margin-bottom:6px}
.pk h3{font-size:1.55rem;margin-bottom:6px}
.pk-one{font-size:1.06rem;margin-bottom:14px}
.pk-specs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--c-line);border-radius:var(--rad-m);background:var(--c-card);margin:0 0 16px}
.pk-specs div{padding:10px 12px;border-left:1px solid var(--c-line)}
.pk-specs div:first-child{border-left:0}
.pk-specs dt{font-size:.78rem;color:var(--c-ash);margin:0 0 2px}
.pk-specs dd{margin:0;font-weight:600;font-size:.95rem}
.pk-room{margin:0 0 18px}
.pk-room-l{font-size:.82rem;color:var(--c-ash);margin-bottom:6px}
.pk-room-bar{display:grid;grid-template-columns:1fr 1.4fr 1.6fr 1.4fr;gap:3px}
.pk-room-bar span{height:26px;display:grid;place-items:center;font-size:.76rem;font-weight:600;color:var(--c-ash);background:var(--c-stone);border-radius:2px}
.pk-room-bar span.on{background:var(--c-carbon);color:var(--c-pleat)}
.pk-room-bar.is-pending span{background:transparent;border:1px dashed var(--c-line)}
.pk-body p{max-width:var(--measure)}
.pk-fit{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}
.pk-buy,.pk-skip{padding:14px 16px;border-radius:var(--rad-m);font-size:.97rem}
.pk-buy{background:var(--c-good-soft);border-left:4px solid var(--c-good)}
.pk-skip{background:var(--c-bad-soft);border-left:4px solid var(--c-bad)}
.pk-buy b{color:var(--c-good)} .pk-skip b{color:var(--c-bad)}
.pk-fit p{margin:4px 0 0}
.pk-src{font-size:.86rem;color:var(--c-ash);margin:0 0 16px}
.pk-buyrow{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px}
.pk-note{font-size:.82rem;color:var(--c-ash)}
@media (max-width:820px){
  .pk{grid-template-columns:1fr;gap:16px}
  .pk-img{max-width:180px}
  .pk-specs{grid-template-columns:1fr 1fr}
  .pk-specs div:nth-child(3){border-left:0}
  .pk-specs div:nth-child(n+3){border-top:1px solid var(--c-line)}
  .pk-fit{grid-template-columns:1fr}
}

/* ============ Compare ============ */
.cp-scroll{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--rad-m);background:var(--c-card)}
.cp-table{border-collapse:collapse;min-width:880px;width:100%;font-size:.93rem}
.cp-table th,.cp-table td{padding:12px 14px;border-bottom:1px solid var(--c-line);text-align:left;white-space:nowrap}
.cp-table thead th{background:var(--c-stone);font-weight:600;font-size:.84rem;color:var(--c-ash);position:sticky;top:0}
.cp-table tbody th{position:sticky;left:0;background:var(--c-card);font-weight:600;z-index:1}
.cp-table tbody tr:hover td,.cp-table tbody tr:hover th{background:var(--c-sky-soft)}
.cp-yes{color:var(--c-good);font-weight:600}
.cp-no{color:var(--c-ash)}
.cp-hint{font-size:.86rem;color:var(--c-ash);margin-top:10px}

/* ============ Calculator ============ */
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:28px;align-items:start}
.calc-form{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:22px}
.calc fieldset{border:0;margin:0 0 20px;padding:0}
.calc legend{font-weight:600;margin-bottom:8px;padding:0}
.calc-area{display:flex;align-items:center;gap:14px}
.calc-area input[type=range]{flex:1;accent-color:var(--c-sky)}
.calc-area input[type=number]{width:96px;font:600 1rem var(--f-body);padding:8px;border:1px solid var(--c-line);border-radius:var(--rad-s);background:var(--c-pleat);color:var(--c-carbon)}
.calc-presets{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.calc-presets button{font:500 .84rem var(--f-body);border:1px solid var(--c-line);background:transparent;color:var(--c-carbon);border-radius:999px;padding:4px 10px;cursor:pointer}
.calc-opts{display:flex;flex-wrap:wrap;gap:8px}
.calc-opts label{position:relative}
.calc-opts input{position:absolute;opacity:0;inset:0}
.calc-opts span{display:inline-flex;align-items:center;min-height:38px;padding:6px 13px;border:1px solid var(--c-line);border-radius:999px;font-size:.93rem;cursor:pointer;background:var(--c-pleat)}
.calc-opts input:checked+span{background:var(--c-carbon);color:var(--c-pleat);border-color:var(--c-carbon)}
.calc-opts input:focus-visible+span{outline:3px solid var(--c-sky);outline-offset:2px}
.calc-out{position:sticky;top:calc(var(--hd-h) + 24px);background:#22201D;color:#EEEBE5;border-radius:var(--rad-m);padding:24px}
:root[data-theme="dark"] .calc-out{background:#2F2C28;border:1px solid var(--c-line)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .calc-out{background:#2F2C28;border:1px solid var(--c-line)}}
.calc-out a{color:inherit}
.calc-need{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:6px 0 18px}
.calc-need div{border-top:1px solid rgba(238,235,229,.3);padding-top:10px}
.calc-need b{display:block;font:700 2rem/1.1 var(--f-head)}
.calc-need small{font-size:.82rem;opacity:.8}
.calc-pick{background:var(--c-pleat);color:var(--c-carbon);border-radius:var(--rad-m);padding:16px;margin:8px 0 12px}
.calc-pick h3{margin:2px 0 6px;font-size:1.25rem}
.calc-pick a{color:var(--c-sky);font-weight:600}
.calc-small{font-size:.86rem;opacity:.85}
@media (max-width:860px){.calc{grid-template-columns:1fr}.calc-out{position:static}}

/* ============ Video ============ */
.vd{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:28px;align-items:start}
.vd-frame{position:relative;aspect-ratio:16/9;border-radius:var(--rad-m);overflow:hidden;background:var(--c-carbon)}
.vd-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.vd-poster{position:absolute;inset:0;display:grid;place-items:center;width:100%;border:0;padding:0;cursor:pointer;background:var(--c-carbon);color:var(--c-pleat)}
.vd-poster img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.75}
.vd-play{position:relative;display:inline-flex;align-items:center;gap:10px;background:var(--c-pleat);color:var(--c-carbon);font:600 1rem var(--f-body);padding:12px 18px;border-radius:var(--rad-m)}
.vd-msg{position:absolute;inset:auto 12px 12px 12px;background:var(--c-pleat);color:var(--c-carbon);padding:10px 12px;border-radius:var(--rad-s);font-size:.9rem}
.vd-side p{font-size:.97rem}
@media (max-width:860px){.vd{grid-template-columns:1fr}}

/* ============ Guide ============ */
.gd{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.gd h3{margin-top:26px}
.gd-fig{margin:0;position:sticky;top:calc(var(--hd-h) + 24px);background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:14px}
.gd-fig figcaption{font-size:.86rem;color:var(--c-ash);margin-top:8px}
.gd-svg .g-wall{fill:none;stroke:var(--c-carbon);stroke-width:2}
.gd-svg .g-good{fill:var(--c-good-soft);stroke:var(--c-good);stroke-width:1.5}
.gd-svg .g-bad{fill:var(--c-bad-soft);stroke:var(--c-bad);stroke-width:1.5}
.gd-svg .g-arrow{stroke:var(--c-sky);stroke-width:1.6;fill:none}
.gd-svg text{font:500 12px var(--f-body);fill:var(--c-ash)}
.gd-svg .g-t{fill:var(--c-carbon);font-weight:600}
@media (max-width:900px){.gd{grid-template-columns:1fr}.gd-fig{position:static;max-width:420px}}

/* ============ Method + author ============ */
.mt{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px}
.mt ol{padding-left:1.2em;margin:0 0 1em}
.mt li{margin-bottom:10px}
.mt-author{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:20px;align-self:start}
.mt-author svg{width:64px;height:64px}
.mt-author h3{margin:10px 0 4px}
@media (max-width:900px){.mt{grid-template-columns:1fr}}

/* ============ Gear ============ */
.gr{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--c-line);border-left:1px solid var(--c-line)}
.gr-item{padding:18px;border-right:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:var(--c-card)}
.gr-item svg{width:56px;height:56px;margin-bottom:8px}
.gr-kind{font-size:.8rem;font-weight:600;color:var(--c-haze)}
.gr-item h3{font-size:1.08rem;margin:2px 0 6px}
.gr-item p{font-size:.92rem;margin:0}
.gi-s{fill:none;stroke:var(--c-carbon);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.gi-f{fill:var(--c-sky-soft)}
@media (max-width:900px){.gr{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.gr{grid-template-columns:1fr}}

/* ============ FAQ ============ */
.fq{max-width:860px}
.fq details{border-top:1px solid var(--c-line)}
.fq details:last-child{border-bottom:1px solid var(--c-line)}
.fq summary{cursor:pointer;list-style:none;padding:18px 40px 18px 0;position:relative;font-family:var(--f-head);font-weight:600;font-size:1.15rem}
.fq summary::-webkit-details-marker{display:none}
.fq summary::after{content:"+";position:absolute;right:6px;top:14px;font:400 1.6rem var(--f-body);color:var(--c-ash)}
.fq details[open] summary::after{content:"\2212"}
.fq-a{padding:0 0 18px;max-width:var(--measure)}

/* ============ Verdict ============ */
.vr{max-width:var(--measure)}
.vr-list{list-style:none;padding:0;margin:0 0 18px}
.vr-list li{padding:10px 0;border-bottom:1px solid var(--c-line)}

/* ============ Footer ============ */
.ft{background:#23211E;color:#EEEBE5;padding:48px 0 calc(88px + env(safe-area-inset-bottom,0px));font-size:.93rem}
.ft a{color:#EEEBE5}
.ft-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
@media (max-width:960px){.ft-grid{grid-template-columns:1fr 1fr}}
.ft h2{font-size:1.05rem;margin-bottom:10px}
.ft ul{list-style:none;padding:0;margin:0}
.ft li{margin-bottom:6px}
.ft-legal{border-top:1px solid rgba(238,235,229,.22);margin-top:28px;padding-top:18px;opacity:.85}
@media (max-width:760px){.ft-grid{grid-template-columns:1fr}}
:root[data-theme="dark"] .ft{background:#0F0E0D}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .ft{background:#0F0E0D}}

/* ============ Side rail (AQI meter nav) ============ */
.sn{position:fixed;left:14px;top:50%;transform:translateY(-50%);z-index:40;display:none}
@media (min-width:1260px){.sn{display:block}}
.sn-inner{position:relative;display:flex;gap:10px;padding:12px 10px;border-radius:var(--rad-m);transition:background .2s ease,box-shadow .2s ease}
.sn-meter{position:relative;width:6px;border-radius:3px;background:linear-gradient(to bottom,var(--aqi-6),var(--aqi-5) 18%,var(--aqi-4) 36%,var(--aqi-3) 54%,var(--aqi-2) 72%,var(--aqi-1))}
.sn-dot{position:absolute;left:50%;width:16px;height:16px;margin-left:-8px;border-radius:50%;background:var(--c-pleat);border:3px solid var(--c-carbon);transition:top .35s cubic-bezier(.2,.8,.2,1)}
.sn ol{list-style:none;margin:0;padding:0}
.sn li{height:30px;display:flex;align-items:center}
.sn a{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--c-ash);font-size:.84rem;font-weight:500;border-radius:var(--rad-s);padding:2px 6px 2px 2px}
.sn kbd{display:inline-grid;place-items:center;width:22px;height:22px;border:1px solid var(--c-line);border-bottom-width:2px;border-radius:4px;background:var(--c-card);font:600 .76rem var(--f-body);color:var(--c-carbon)}
.sn-l{max-width:0;overflow:hidden;white-space:nowrap;opacity:0;transition:max-width .25s ease,opacity .2s ease}
.sn a.is-on{color:var(--c-carbon)}
.sn a.is-on kbd{background:var(--c-carbon);color:var(--c-pleat);border-color:var(--c-carbon)}
.sn a.is-on .sn-l{max-width:160px;opacity:1}
.sn:hover .sn-inner,.sn:focus-within .sn-inner{background:var(--c-card);box-shadow:0 1px 0 var(--c-line),0 0 0 1px var(--c-line)}
.sn:hover .sn-l,.sn:focus-within .sn-l{max-width:160px;opacity:1}
.sn a:hover{color:var(--c-carbon);background:var(--c-stone)}
.sn-hint{font-size:.74rem;color:var(--c-ash);margin:6px 0 0 4px;max-width:0;overflow:hidden;white-space:nowrap;opacity:0;transition:max-width .25s,opacity .2s}
.sn:hover .sn-hint,.sn:focus-within .sn-hint{max-width:200px;opacity:1}

/* Mobile jump button */
.jb{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:45}
@media (min-width:1260px){.jb{display:none}}
.jb-btn{display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 16px;border-radius:999px;border:0;background:var(--c-carbon);color:var(--c-pleat);font:600 .95rem var(--f-body);cursor:pointer;box-shadow:0 2px 10px rgba(0,0,0,.18)}
.jb-sheet{position:absolute;right:0;bottom:56px;width:min(300px,calc(100vw - 32px));max-height:60vh;overflow:auto;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:8px;box-shadow:0 8px 30px rgba(0,0,0,.18)}
.jb-sheet[hidden]{display:none}
.jb-sheet a{display:flex;gap:10px;align-items:center;padding:10px;color:var(--c-carbon);text-decoration:none;border-radius:var(--rad-s)}
.jb-sheet a:hover{background:var(--c-stone)}

/* Toast (preview only) */
.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:80;background:var(--c-carbon);color:var(--c-pleat);padding:12px 16px;border-radius:var(--rad-m);font-size:.92rem;max-width:min(520px,calc(100vw - 32px));box-shadow:0 6px 24px rgba(0,0,0,.2)}
.toast[hidden]{display:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* ============ Shared bits added in round 2 ============ */
.u-badge{display:inline-block;font-size:.8rem;font-weight:600;color:var(--c-haze);border:1px solid currentColor;border-radius:999px;padding:1px 10px;margin-left:6px;vertical-align:2px;white-space:nowrap}
.u-note{font-size:.86rem;color:var(--c-ash)}
.u-tbl-note{font-size:.86rem;color:var(--c-ash);margin-top:10px}
.pk-variant{font-size:.86rem;color:var(--c-ash);margin:-6px 0 14px}
.pk-data{font-size:.84rem;color:var(--c-ash);margin:0 0 14px}

/* Breadcrumbs */
.cr-nav{font-size:.86rem;color:var(--c-ash);padding-top:18px}
.cr-nav ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0}
.cr-nav li+li::before{content:"\203A";margin-right:6px;color:var(--c-ash)}
.cr-nav a{color:var(--c-ash)}

/* Sub-page hero with AQI fact tiles */
.sh{padding:clamp(18px,3vw,34px) 0 26px}
.sh-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:clamp(24px,4vw,52px);align-items:center}
.sh h1{font-size:clamp(2rem,3.7vw,3rem);line-height:1.06}
.fx{display:grid;gap:10px;margin:0;padding:0;list-style:none}
.fx li{display:grid;grid-template-columns:8px minmax(0,1fr);gap:16px;background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:14px 16px 14px 0;overflow:hidden}
.fx li i{display:block;border-radius:0 3px 3px 0}
.fx b{display:block;font:700 1.3rem/1.15 var(--f-head);margin-bottom:2px}
.fx span{font-size:.93rem;color:var(--c-ash)}
@media (max-width:860px){.sh-grid{grid-template-columns:1fr}}

/* Compact pick card (sub-pages) */
.pc{display:grid;grid-template-columns:176px minmax(0,1fr);gap:26px;padding:30px 0;border-top:1px solid var(--c-line)}
.pc[hidden]{display:none}
.pc-img{position:relative;align-self:start;aspect-ratio:1/1;border-radius:var(--rad-m);background:#fff;border:1px solid var(--c-line);overflow:hidden}
.pc-img img{width:100%;height:100%;object-fit:contain;display:block}
.pc-rank{position:absolute;left:8px;top:6px;z-index:1;font:700 1.7rem/1 var(--f-head);color:#23211E}
.pc-none{display:grid;place-items:center;text-align:center;padding:14px;height:100%;font-size:.84rem;color:#5C5852;background:repeating-linear-gradient(90deg,#EBEAE5 0 9px,#F6F6F3 9px 18px)}
.pc h3{font-size:1.38rem;margin-bottom:6px}
.pc-body p{max-width:var(--measure)}
@media (max-width:760px){.pc{grid-template-columns:1fr;gap:14px}.pc-img{max-width:160px}}

/* "Which one" tables on brand pages reuse .cp-table; this keeps first column wrapping */
.bt-table td,.bt-table th{white-space:normal}
.bt-table{min-width:760px}

/* Related pages */
.rl{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--c-line);border-left:1px solid var(--c-line)}
.rl a{display:block;padding:16px 18px;border-right:1px solid var(--c-line);border-bottom:1px solid var(--c-line);text-decoration:none;color:var(--c-carbon);background:var(--c-card)}
.rl a b{display:block;font-family:var(--f-head);font-size:1.08rem;margin-bottom:3px}
.rl a span{font-size:.9rem;color:var(--c-ash)}
.rl a:hover{background:var(--c-sky-soft)}
@media (max-width:860px){.rl{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.rl{grid-template-columns:1fr}}

/* Gear rows (gear page and gear tiles) */
.gr-item .gp{list-style:none;padding:0;margin:12px 0 0;border-top:1px dashed var(--c-line)}
.gp li{padding:8px 0;border-bottom:1px dashed var(--c-line);font-size:.9rem}
.gp a{font-weight:600}
.gq{display:grid;grid-template-columns:120px minmax(0,1fr);gap:20px;padding:22px 0;border-top:1px solid var(--c-line)}
.gq-img{aspect-ratio:1/1;background:#fff;border:1px solid var(--c-line);border-radius:var(--rad-m);overflow:hidden}
.gq-img img{width:100%;height:100%;object-fit:contain;display:block}
.gq h3{font-size:1.15rem;margin:0 0 4px}
.gq p{margin:0 0 8px;max-width:var(--measure)}
.gq-kind{font-size:.8rem;font-weight:600;color:var(--c-haze)}
@media (max-width:560px){.gq{grid-template-columns:84px minmax(0,1fr);gap:14px}}

/* Prose pages (about, disclosure, privacy, contact) */
.pr{max-width:var(--measure);padding:clamp(20px,4vw,44px) 0 80px}
.pr h1{font-size:clamp(2rem,3.6vw,2.8rem)}
.pr h2{font-size:1.45rem;margin-top:1.7em}
.pr ul,.pr ol{padding-left:1.2em}
.pr li{margin-bottom:6px}
.pr-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:18px 20px;margin:20px 0}
.pr-meta{font-size:.92rem;color:var(--c-ash)}
.pr-portrait{width:96px;height:96px}

/* Author strip at the end of content pages */
.au{display:grid;grid-template-columns:64px minmax(0,1fr);gap:16px;align-items:start;max-width:var(--measure);background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--rad-m);padding:18px 20px}
.au svg{width:64px;height:64px}
.au h3{margin:0 0 4px;font-size:1.1rem}
.au p{margin:0 0 6px;font-size:.95rem}

/* 404 */
.nf{padding:clamp(48px,8vw,110px) 0}
.nf-code{font:700 clamp(4rem,12vw,8rem)/1 var(--f-head);color:var(--aqi-4)}