:root{
  --paper:#F4F1E8;
  --card:#FFFDF6;
  --ink:#17222C;
  --muted:#57626E;
  --accent:#0B7A55;
  --accent-fill:#0E9F6E;
  --mast:#101B24;
  --mast-ink:#F2EFE3;
  --line:#D8D3C0;
  --rule:#17222C;
  --soft:#ECE7D6;
  --num:#8A5A00;
  --radius:12px;
  --sans:'Figtree',system-ui,-apple-system,'Segoe UI',sans-serif;
  --slab:'Zilla Slab',Georgia,serif;
  --mono:ui-monospace,'SF Mono',SFMono-Regular,Menlo,Consolas,'Liberation Mono',monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.65 var(--sans)}
img{max-width:100%;height:auto}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--slab);font-weight:600;line-height:1.16;margin:0 0 .5em;color:var(--ink)}
p{margin:0 0 1em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- masthead ---------- */
.masthead{background:var(--mast);color:var(--mast-ink);
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:28px 28px}
.ticker{border-bottom:1px solid rgba(255,255,255,.16)}
.ticker-in{display:flex;align-items:center;gap:16px;padding-top:8px;padding-bottom:8px;font-family:var(--mono);font-size:.74rem}
.ticker-tag{color:#BFE7D4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ticker-rss{margin-left:auto;color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:6px;padding:4px 12px;font-weight:700;min-height:44px;display:inline-flex;align-items:center}
.ticker-rss:hover{background:rgba(255,255,255,.12);text-decoration:none}
.mast{display:flex;align-items:center;gap:20px;min-height:72px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--mast-ink)}
.brand:hover{text-decoration:none}
.brand-name{font-family:var(--slab);font-weight:700;font-size:1.6rem}
.mark{display:block;border-radius:8px}
.nav{margin-left:auto;display:flex;gap:2px;flex-wrap:wrap}
.nav a{padding:12px 13px;border-radius:8px;color:var(--mast-ink);font-weight:600;font-size:.95rem}
.nav a:hover{background:rgba(255,255,255,.1);text-decoration:none}
.mnav{display:none}
@media (max-width:899px){
  .nav{display:none}
  .mnav{display:block;margin-left:auto;position:relative}
  .mnav summary{list-style:none;cursor:pointer;padding:10px 16px;border:1px solid rgba(255,255,255,.35);border-radius:10px;background:transparent;font-weight:700;color:#fff;min-height:44px;display:inline-flex;align-items:center;gap:8px}
  .mnav summary::-webkit-details-marker{display:none}
  .mnav-panel{position:absolute;right:0;top:calc(100% + 8px);background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 32px rgba(16,27,36,.3);padding:8px;min-width:min(19rem,calc(100vw - 40px));max-height:70vh;overflow:auto;z-index:30}
  .mnav:not([open])>.mnav-panel{display:none}
  .mnav-panel a{display:flex;justify-content:space-between;gap:12px;padding:12px 10px;border-radius:8px;color:var(--ink);font-weight:600}
  .mnav-panel a:hover{background:var(--soft);text-decoration:none}
  .mnav-count{font-family:var(--mono);font-size:.75rem;color:var(--muted)}
}

/* ---------- shared editorial bits ---------- */
.kicker{font-family:var(--mono);font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:0 0 10px}
.sec-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;border-top:3px solid var(--rule);padding-top:12px;margin:3rem 0 1.2rem}
.sec-head h2{font-size:1.6rem;margin:0}
.sec-link{margin-left:auto;font-weight:700;font-size:.92rem;white-space:nowrap;padding:10px 4px}
.count{color:var(--muted)}
.page-head{padding:38px 0 10px}
.page-head h1{font-size:clamp(2rem,3.6vw,2.7rem)}
.chip{display:inline-block;background:var(--card);border:1px solid var(--line);color:#3E4A55;border-radius:999px;padding:5px 13px;font-size:.78rem;font-weight:600;line-height:1.5}
.chip:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}
.spec-chips{display:flex;flex-wrap:wrap;gap:6px}
.spec-chip{font-family:var(--mono);font-size:.7rem;font-weight:700;background:var(--soft);border:1px solid var(--line);color:#4A4433;border-radius:5px;padding:3px 9px;white-space:nowrap}
.topic-cloud{list-style:none;display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0 0 20px}
.topic-cloud a{display:inline-block;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:10px 18px;font-weight:600;color:var(--ink)}
.topic-cloud a span{font-family:var(--mono);color:var(--muted);font-weight:700;font-size:.78rem;margin-left:6px}
.topic-cloud a:hover{border-color:var(--accent);text-decoration:none}

/* ---------- hero ---------- */
.bench-hero{padding-top:26px}
.bench-lead{background:var(--card);border:1px solid var(--line);border-top:5px solid var(--rule);border-radius:var(--radius);overflow:hidden}
.bench-lead-link{display:block;color:inherit}
.bench-lead-link:hover{text-decoration:none}
.bench-lead-media{display:block;border-bottom:1px solid var(--line)}
.bench-lead-media img{display:block;width:100%;aspect-ratio:16/8.5;object-fit:cover}
.bench-lead-copy{display:flex;flex-direction:column;gap:10px;padding:24px 26px 26px}
.bench-lead-title{font-family:var(--slab);font-weight:700;font-size:clamp(1.6rem,3vw,2.25rem);line-height:1.14}
.bench-lead-dek{color:var(--muted);font-size:1.03rem;line-height:1.6}
.bench-lead-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--mono);font-size:.76rem;color:var(--muted)}
.byline{font-weight:700;color:var(--ink)}

/* ---------- dated lab log ---------- */
.log-day{font-family:var(--mono);font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:1.6rem 0 0;padding-top:.9rem;border-top:2px solid var(--rule)}
.log-day:first-of-type{margin-top:.4rem}

/* ---------- breakdown index rows ---------- */
.break-list{display:flex;flex-direction:column}
.break-row{border-top:1px solid var(--line)}
.break-list .break-row:first-child{border-top:3px solid var(--rule)}
.break-link{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;padding:18px 4px;color:inherit;align-items:start}
.break-link.no-img{grid-template-columns:minmax(0,1fr)}
.break-link:hover{text-decoration:none}
.break-link:hover .break-title{text-decoration:underline;text-underline-offset:.18em}
@media (min-width:700px){.break-link{grid-template-columns:13rem minmax(0,1fr);align-items:center}}
.break-img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;border-radius:8px;border:1px solid var(--line)}
.break-copy{display:flex;flex-direction:column;gap:7px;min-width:0}
@media (min-width:700px){.break-copy{grid-column:2}}
.break-meta{font-family:var(--mono);font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.break-title{font-family:var(--slab);font-weight:600;font-size:1.25rem;line-height:1.28}
.break-dek{color:var(--muted);font-size:.95rem}
.break-row.is-large .break-link{grid-template-columns:minmax(0,1fr)}
.break-row.is-large .break-img{aspect-ratio:16/8}
.break-row.is-large .break-title{font-size:clamp(1.4rem,2.6vw,1.8rem)}
.is-compact .break-img{aspect-ratio:16/10}
@media (min-width:700px){.is-compact .break-link{grid-template-columns:9.5rem minmax(0,1fr)}.is-compact .break-title{font-size:1.08rem}}

/* ---------- section benches ---------- */
.bench-count{font-family:var(--mono);font-size:.74rem;color:var(--muted)}
.bench-split{display:grid;gap:22px}
@media (min-width:960px){.bench-split{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}}
.bench-first{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.bench-first-link{display:block;color:inherit}
.bench-first-link:hover{text-decoration:none}
.bench-first-img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;border-bottom:1px solid var(--line)}
.bench-first-copy{display:flex;flex-direction:column;gap:8px;padding:20px 22px 22px}
.bench-first-title{font-family:var(--slab);font-weight:600;font-size:1.45rem;line-height:1.25}
.bench-first-link:hover .bench-first-title{text-decoration:underline;text-underline-offset:.18em}
.bench-first-dek{color:var(--muted);font-size:.95rem}
.bench-rest{display:flex;flex-direction:column;justify-content:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:8px 20px}
.text-row{border-top:1px solid var(--line)}
.text-row:first-child{border-top:0}
.text-link{display:block;padding:15px 0;color:inherit;border-left:4px solid transparent;padding-left:12px}
.text-link:hover{text-decoration:none;border-left-color:var(--accent-fill)}
.text-link:hover{text-decoration:none}
.text-link:hover .text-title{text-decoration:underline;text-underline-offset:.18em}
.text-copy{display:flex;flex-direction:column;gap:3px;min-width:0}
.text-title{font-family:var(--slab);font-weight:600;font-size:1.12rem;line-height:1.3}
.text-meta{font-family:var(--mono);font-size:.72rem;color:var(--muted)}
.section-first{margin-bottom:6px}

/* ---------- pager / crumbs ---------- */
.pager{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin:2rem 0;padding:14px 0;border-top:1px solid var(--line)}
.pager-state{font-family:var(--mono);font-size:.78rem;color:var(--muted)}
.pager a{font-weight:700;padding:10px 16px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink)}
.crumbs{padding-top:20px;font-family:var(--mono);font-size:.76rem;color:var(--muted);display:flex;gap:10px}
.crumbs a{font-weight:700}

/* ---------- article ---------- */
.article-grid{display:flex;flex-direction:column;max-width:920px;margin:0 auto;padding:0 20px}
.article-main{min-width:0;width:100%;max-width:880px;margin:0 auto}
.rail-left{display:none}
.rail-right{display:block;min-width:0;width:100%;max-width:880px;margin:24px auto 0}
.rail-right .adslot{display:none}
@media (min-width:1280px){
  .article-grid{display:grid;grid-template-columns:160px minmax(0,880px) 300px;gap:28px;max-width:1400px;justify-content:center;align-items:start}
  .article-main{grid-column:2;grid-row:1;margin:0;max-width:none}
  .rail-left{display:block;min-width:0}
  .rail-right{margin:0;max-width:none;display:flex;flex-direction:column;gap:16px}
  .rail-right .adslot{display:flex}
  .rail-left{grid-column:1;grid-row:1}
  .rail-right{grid-column:3;grid-row:1}
  .rail .adslot{margin:0}
  .side{grid-column:1/-1;grid-row:2}
}
.article-head{padding-top:4px}
.article-head h1{font-size:clamp(1.9rem,3.8vw,2.7rem);max-width:22ch}
.dek{font-size:1.15rem;line-height:1.55;color:var(--muted);font-weight:500;max-width:60ch}
.readout{margin:1.4rem 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:2px solid var(--rule);border-radius:8px;background:var(--card);overflow:hidden}
@media (min-width:640px){.readout{grid-template-columns:repeat(4,minmax(0,1fr))}}
.readout>div{padding:.8rem 1rem;border-top:1px solid var(--line)}
.readout>div:nth-child(-n+2){border-top:0}
@media (min-width:640px){.readout>div{border-top:0;border-left:1px solid var(--line)}.readout>div:first-child{border-left:0}}
.readout dt{font-family:var(--mono);font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.readout dd{margin:.3rem 0 0;font-size:.85rem;font-weight:600}
.readout .credit-name{margin:0;font-weight:700}
.art-topics{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 0}
.fig{margin:28px 0}
.fig img{display:block;border-radius:10px;border:1px solid var(--line);margin:0 auto;background:var(--card)}
.fig figcaption{font-family:var(--mono);font-size:.76rem;color:var(--muted);margin-top:8px;text-align:center}
.credit{font-style:italic}
.breakdown-index{background:var(--mast);color:var(--mast-ink);border-radius:var(--radius);padding:20px 24px;margin:26px 0 8px;display:grid;gap:12px}
@media (min-width:720px){.breakdown-index{grid-template-columns:12rem minmax(0,1fr);align-items:start}}
.index-heading{font-family:var(--mono);font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#BFE7D4;margin:0}
.breakdown-index ol{margin:0;padding-left:1.4em;display:grid;gap:8px;counter-reset:part}
.breakdown-index li{font-size:.95rem}
.breakdown-index li::marker{font-family:var(--mono);color:#E8B84B;font-weight:700}
.breakdown-index a{color:#fff;font-weight:600}
.unit{scroll-margin-top:20px;max-width:74ch}
.unit h2{font-size:1.5rem;border-left:5px solid var(--accent-fill);padding-left:.6em;margin:1.9em 0 .7em}
.spec{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0 0 1.2em}
.spec li{font-family:var(--mono);background:var(--soft);border:1px solid var(--line);color:#4A4433;border-radius:5px;padding:3px 12px;font-size:.76rem;font-weight:700;line-height:1.6}
.article-main .unit a{color:var(--accent);text-decoration:underline;text-decoration-thickness:.09em;text-underline-offset:.16em}
[data-editorial-body] a{text-underline-offset:.18em}
.share-row{font-size:.9rem;color:var(--muted);border-top:1px solid var(--line);padding-top:16px;margin-top:2.4rem}
.related{margin-top:8px}
.rel-grid{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:640px){.rel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rel-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.rel-link{display:block;color:inherit}
.rel-link:hover{text-decoration:none}
.rel-link:hover .rel-title{text-decoration:underline;text-underline-offset:.18em}
.rel-img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line)}
.rel-copy{display:flex;flex-direction:column;gap:5px;padding:14px 16px 16px}
.rel-sec{font-family:var(--mono);font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.rel-title{font-family:var(--slab);font-weight:600;font-size:1rem;line-height:1.3}
.side{display:flex;flex-direction:column;gap:16px;min-width:0;max-width:880px;margin:30px auto 0}
.side-ads{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:flex-start}
.side-ads .adslot{margin:0}
.side-box{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--accent-fill);border-radius:8px;padding:18px 20px}
.side-box h3{font-family:var(--mono);font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}
.side-box ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.side-box li{border-top:1px solid var(--line)}
.side-box li:first-child{border-top:0}
.side-box a{display:flex;justify-content:space-between;gap:10px;color:var(--ink);font-weight:600;font-size:.92rem;padding:9px 0}
.side-box a span{font-family:var(--mono);font-size:.74rem;color:var(--muted)}
.side-box a:hover{color:var(--accent)}
.topic-foot{margin:1.6rem 0}

/* ---------- advertising ---------- */
.adslot{display:flex;flex-direction:column;align-items:center;gap:6px;margin:26px auto;max-width:100%}
.adslot::before{content:"Advertisement";font-family:var(--mono);font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.adslot [data-slot]{max-width:100%;display:flex;justify-content:center}
.adslot [data-slot]:empty{display:grid;place-items:center;background:repeating-linear-gradient(45deg,#E9E4D2,#E9E4D2 12px,#DFD9C2 12px,#DFD9C2 24px);border:1px dashed #8A8471;border-radius:6px;color:#6B6552;font-family:var(--mono);font-size:.72rem;font-weight:700}
.adslot [data-slot]:empty::after{content:attr(data-slot)}
.adslot [data-slot="728x90"]:empty{width:728px;max-width:100%;height:90px}
.adslot [data-slot="468x60"]:empty{width:468px;max-width:100%;height:60px}
.adslot [data-slot="300x250"]:empty{width:300px;max-width:100%;height:250px}
.adslot [data-slot="300x600"]:empty{width:300px;max-width:100%;height:600px}
.adslot [data-slot="160x600"]:empty{width:160px;max-width:100%;height:600px}
.adslot [data-slot="320x50"]:empty{width:320px;max-width:100%;height:50px}
.adslot [data-slot] > *{max-width:100%}
.adslot iframe,.adslot img{max-width:100%;height:auto}
.row-ad{margin:6px auto;padding:14px 0;border-top:1px dashed var(--line);border-bottom:1px dashed var(--line)}
.row-ad .adslot{margin:0 auto;padding:0;border:0}
@media (max-width:767px){.adslot:has([data-viewport="desktop"]){display:none}}
@media (min-width:768px){.adslot:has([data-slot="320x50"]){display:none}}
.sticky{position:sticky;top:16px}

/* ---------- footer ---------- */
.footer{margin-top:64px;background:var(--mast);color:#C9D4DE;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:28px 28px}
.footer .brand{color:#fff}
.footer .brand-name{color:#fff}
.foot-grid{display:grid;gap:30px;padding:46px 20px 32px;grid-template-columns:1fr}
@media (min-width:820px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
.foot-brand p{color:#93A3B0;font-size:.95rem;max-width:40ch}
.foot-brand a{color:#BFE7D4}
.footer h3{color:#fff;font-family:var(--mono);font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin:0 0 12px}
.footer nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.footer nav a{display:inline-block;color:#BFE7D4;font-size:.95rem;padding:6px 0}
.foot-legal{border-top:1px solid rgba(255,255,255,.14);padding-top:18px;padding-bottom:32px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:.85rem;color:#93A3B0}
.foot-legal p{margin:0;max-width:64ch}
.foot-legal a{color:#BFE7D4}

/* ---------- access, motion, small screens ---------- */
a:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid var(--accent-fill);outline-offset:2px;border-radius:4px}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none !important;animation:none !important}
}
@media (max-width:699px){
  body{font-size:16px}
  .bench-lead-copy{padding:20px}
  .break-link{padding:16px 0}
  .readout{grid-template-columns:minmax(0,1fr)}
  .readout>div:nth-child(-n+2){border-top:1px solid var(--line)}
  .readout>div:first-child{border-top:0}
  .side .sticky{position:static}
}