/* ============================================================
   D82LABS v4 — post-generative living site layer
   Frontier / Work / Research / Signal · entry field · featured
   object · engage · minimal footer. Sits on d82.css + stage.css.
   ============================================================ */

/* ---------- header: slimmer, integrated ---------- */
.ibar{height:52px}
.ibar-nav a{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase}
.ibar-cta{display:flex;align-items:center;gap:14px;margin-left:6px}
.ibar-cta a{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);text-decoration:none;padding:6px 2px}
.ibar-cta a:hover{color:#ececf1}
.ibar-cta .engage-link{color:#ececf1;border:1px solid var(--line-soft);border-radius:6px;padding:6px 12px}
.ibar-cta .engage-link:hover{border-color:var(--red,#e0332e);color:#fff}
@media (max-width:860px){ .ibar-nav{display:none} .search-label,.search-kbd{display:none} }

/* ---------- HEADER mobile — calm, compact, deliberate ---------- */
@media (max-width:860px){
  .ibar-in{padding:10px 14px;gap:10px}
  .brand .wm{font-size:16px;letter-spacing:.1em}
  .ibar-cta{gap:6px;margin-left:auto}
  .ibar-cta>a[href*="substack"]{display:none}
  .search-open-btn{width:38px;height:38px;padding:0;justify-content:center;border-radius:9px}
  .search-open-btn svg{width:15px;height:15px}
  .ibar-cta .engage-link{display:inline-flex;align-items:center;height:38px;padding:0 13px;border-radius:9px;font-size:12px;letter-spacing:.12em}
  .menu-btn{width:38px;height:38px;padding:0;justify-content:center;border-radius:9px}
}

/* ---------- LAYER 1 — ENTRY ---------- */
.entry{position:relative;min-height:min(78vh,720px);display:flex;align-items:flex-end;overflow:hidden;
  background:
    radial-gradient(1100px 520px at 82% -12%, rgba(224,51,46,.075), transparent 60%),
    radial-gradient(900px 600px at 8% 110%, rgba(120,124,132,.10), transparent 55%),
    linear-gradient(180deg,#0a0a0d 0%,#050506 100%);
}
.entry-grid{position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(75% 75% at 50% 40%,#000 30%,transparent 100%);
  -webkit-mask-image:radial-gradient(75% 75% at 50% 40%,#000 30%,transparent 100%);
}
.entry-in{position:relative;width:100%;max-width:1180px;margin:0 auto;padding:120px 24px 64px}
.entry-kicker{display:flex;align-items:center;gap:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:#8a8a91;margin-bottom:26px}
.entry-kicker::before{content:"";width:34px;height:1px;background:var(--red,#e0332e)}
.entry h1{font-family:"Space Grotesk",Inter,system-ui,sans-serif;font-weight:700;letter-spacing:-.03em;
  font-size:clamp(2.4rem,5.6vw,4.6rem);line-height:1.02;max-width:15ch;margin:0 0 22px}
.entry h1 em{font-style:normal;color:var(--red,#e0332e)}
.entry-sub{font-size:clamp(1rem,1.4vw,1.15rem);color:#b9b9c0;max-width:52ch;margin:0 0 34px;line-height:1.55}
.entry-actions{display:flex;gap:14px;flex-wrap:wrap}
.entry-actions .btn{padding:14px 26px;font-size:14px;letter-spacing:.04em}
@media (max-width:640px){
  .entry{min-height:62vh}
  .entry-in{padding:104px 18px 44px}
  .entry-actions .btn{flex:1;min-width:150px;text-align:center}
}

/* ---------- LAYER 2 — LIVE FIELD (stage re-skin) ---------- */
.modebar{padding:5px}
.mode-btn{letter-spacing:.14em}

/* NOW pane */
.now-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
.now-cell{position:relative;border:1px solid var(--line,#1c1c20);border-radius:12px;background:linear-gradient(180deg,#101014,#0b0b0e);overflow:hidden;min-height:190px;display:flex;flex-direction:column}
.now-cell:hover{border-color:var(--line-soft)}
.now-a{grid-column:span 7;grid-row:span 2}
.now-b{grid-column:span 5}
.now-c{grid-column:span 5}
.now-shot{position:relative;flex:1;min-height:0;overflow:hidden;background:#0e0e11}
.now-shot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center}
.now-shot::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(8,8,10,.82))}
.now-meta{position:absolute;left:16px;right:16px;bottom:14px;z-index:2}
.now-meta .k{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.28em;color:#9a9aa1;text-transform:uppercase}
.now-meta .t{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:17px;color:#f2f2f5;margin-top:4px}
.now-body{padding:16px 18px;display:flex;flex-direction:column;gap:8px;justify-content:center;flex:1}
.now-body .k{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.28em;color:#9a9aa1;text-transform:uppercase}
.now-body .t{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:16px;color:#f2f2f5}
.now-body p{font-size:13px;color:#a9a9b0;line-height:1.5;margin:0}
.now-stamp{position:absolute;top:12px;right:12px;z-index:2;font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.14em;color:#c9c9cf;border:1px solid var(--line-soft);border-radius:5px;padding:3px 8px;background:rgba(8,8,10,.6);backdrop-filter:blur(4px)}
@media (max-width:860px){ .now-a,.now-b,.now-c{grid-column:span 12;grid-row:auto} .now-a{min-height:260px} }

/* WORK pane — taxonomy filter + visual rows */
.work-filter{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.wf-btn{font-family:ui-monospace,Menlo,monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:#9a9aa1;background:transparent;border:1px solid var(--line,#1c1c20);border-radius:999px;padding:7px 14px;cursor:pointer}
.wf-btn[aria-pressed="true"]{color:#fff;border-color:var(--red,#e0332e);background:rgba(224,51,46,.10)}
.work-rows{display:flex;flex-direction:column}
.work-row{display:grid;grid-template-columns:136px 1.1fr 1.6fr auto;gap:22px;align-items:center;padding:16px 8px;border-top:1px solid var(--line,#1c1c20);text-decoration:none;color:inherit;position:relative}
.work-row:last-child{border-bottom:1px solid var(--line,#1c1c20)}
.work-row:hover{background:rgba(255,255,255,.022)}
.work-row .wr-img{position:relative;width:136px;aspect-ratio:16/10;overflow:hidden;border-radius:8px;background:#0e0e11;border:1px solid var(--line,#1c1c20)}
.work-row .wr-img img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}
.work-row .wr-id .ty{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.24em;color:#8a8a91;text-transform:uppercase;display:flex;align-items:center;gap:8px}
.work-row .wr-id .ty .st-live{color:#4ade80}.work-row .wr-id .ty .st-pending{color:#fbbf24}
.work-row .wr-id h3{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:16px;margin:6px 0 0;color:#f2f2f5}
.work-row .wr-desc{font-size:13px;color:#a9a9b0;line-height:1.5}
.work-row .wr-open{font-family:ui-monospace,Menlo,monospace;font-size:11px;letter-spacing:.18em;color:#c9c9cf;white-space:nowrap}
.work-row:hover .wr-open{color:var(--red-hi,#ff5b57)}
@media (max-width:860px){
  .work-row{grid-template-columns:96px 1fr;grid-template-rows:auto auto;row-gap:6px}
  .work-row .wr-img{width:96px;grid-row:span 2}
  .work-row .wr-desc{grid-column:2}
  .work-row .wr-open{display:none}
}

/* RESEARCH pane — paper sheets */
.papers{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.paper{position:relative;display:block;text-decoration:none;color:#1c1a17;background:linear-gradient(180deg,#f7f4ee,#efe9df);border:1px solid #e2d9c9;border-radius:6px;padding:26px 26px 22px;box-shadow:0 14px 34px -18px rgba(0,0,0,.55);transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.paper:hover{transform:translateY(-3px);box-shadow:0 22px 44px -18px rgba(0,0,0,.65)}
.paper .p-kick{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.26em;text-transform:uppercase;color:#8a6f4d;display:flex;justify-content:space-between;gap:10px}
.paper h3{font-family:"Space Grotesk",serif;font-weight:700;font-size:20px;letter-spacing:-.01em;line-height:1.2;margin:14px 0 10px;color:#171512}
.paper p{font-size:13.5px;line-height:1.6;color:#4c463c;margin:0 0 16px}
.paper .p-foot{display:flex;justify-content:space-between;align-items:center;font-family:ui-monospace,Menlo,monospace;font-size:10.5px;letter-spacing:.14em;color:#8a6f4d;border-top:1px solid #ddd2bd;padding-top:12px}
.paper .p-state{color:#9c2b26}
@media (max-width:860px){ .papers{grid-template-columns:1fr} }

/* SIGNAL pane */
.sig-stream{position:relative;padding-left:22px}
.sig-stream::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:var(--line-soft)}
.sig-item{position:relative;display:flex;gap:16px;align-items:baseline;padding:11px 0;text-decoration:none;color:inherit}
.sig-item::before{content:"";position:absolute;left:-21px;top:19px;width:9px;height:9px;border-radius:50%;background:#3a3a40;border:2px solid #0b0b0e}
.sig-item[data-state="live"]::before{background:#4ade80}
.sig-item[data-state="pending"]::before{background:#fbbf24}
.sig-item .s-date{font-family:ui-monospace,Menlo,monospace;font-size:11px;color:#7d7d84;min-width:86px}
.sig-item .s-kind{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.2em;color:var(--red-hi,#ff5b57);min-width:74px}
.sig-item .s-text{font-size:14px;color:#d6d6db}
.sig-item:hover .s-text{color:#fff}
@media (max-width:640px){ .sig-item{flex-wrap:wrap;gap:4px 12px} .sig-item .s-text{width:100%;order:3} }

/* ---------- LAYER 3 — FEATURED OBJECT ---------- */
.featured{position:relative;overflow:hidden;border-top:1px solid var(--line,#1c1c20);border-bottom:1px solid var(--line,#1c1c20);background:#08080a}
.featured-in{max-width:1180px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:.9fr 1.35fr;min-height:640px}
.featured-copy{display:flex;flex-direction:column;justify-content:center;padding:56px 40px 56px 0;gap:16px}
.featured-copy .k{font-family:ui-monospace,Menlo,monospace;font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:#8a8a91}
.featured-copy h2{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:clamp(1.7rem,3vw,2.5rem);letter-spacing:-.02em;line-height:1.08;margin:0}
.featured-copy p{color:#a9a9b0;font-size:15px;line-height:1.6;margin:0;max-width:44ch}
.featured-copy .f-actions{display:flex;gap:12px;margin-top:10px;flex-wrap:wrap}
.featured-shot{position:relative;overflow:hidden;background:#0e0e11}
.featured-shot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center}
.featured-shot::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#08080a 0%,transparent 22%),linear-gradient(0deg,rgba(8,8,10,.55),transparent 40%)}
.featured-shot .f-live{position:absolute;top:16px;right:16px;left:auto;z-index:2}
@media (max-width:860px){
  .featured-in{grid-template-columns:1fr;min-height:0}
  .featured-copy{padding:40px 0 10px;order:2}
  .featured-shot{order:1;min-height:360px}
  .featured-shot::after{background:linear-gradient(0deg,#08080a 2%,transparent 45%)}
}

/* ---------- LAYER 4 — ENGAGE ---------- */
.engage-band{border-top:1px solid var(--line,#1c1c20)}
.engage-in{max-width:1180px;margin:0 auto;padding:72px 24px;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}
.engage-in h2{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:clamp(1.5rem,2.6vw,2.1rem);letter-spacing:-.02em;margin:0 0 10px}
.engage-in p{color:#a9a9b0;margin:0;max-width:52ch;line-height:1.6}
.engage-acts{display:flex;flex-direction:column;gap:10px;min-width:220px}
.engage-acts a{display:flex;justify-content:space-between;align-items:center;gap:16px;border:1px solid var(--line-soft);border-radius:10px;padding:13px 18px;text-decoration:none;color:#e6e6ea;font-size:14px}
.engage-acts a:hover{border-color:var(--red,#e0332e)}
.engage-acts a span{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.2em;color:#8a8a91}
@media (max-width:860px){ .engage-in{grid-template-columns:1fr;padding:52px 18px} }

/* ---------- FOOTER v4 ---------- */
.footer{border-top:1px solid var(--line,#1c1c20);background:#070708}
.footer-v4-in{max-width:1180px;margin:0 auto;padding:34px 24px;display:flex;flex-wrap:wrap;align-items:center;gap:14px 34px}
.footer-v4-in .brand .wm{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:15px;letter-spacing:.06em;color:#ececf1}
.footer-v4-in .brand i{font-style:normal;color:var(--red,#e0332e)}
.footer-v4-in nav{display:flex;gap:20px;flex-wrap:wrap}
.footer-v4-in nav a{color:#8a8a91;text-decoration:none;font-size:12.5px;letter-spacing:.06em}
.footer-v4-in nav a:hover{color:#ececf1}
.footer-v4-in .copy{margin-left:auto;font-family:ui-monospace,Menlo,monospace;font-size:11px;letter-spacing:.14em;color:#5c5c62}
@media (max-width:640px){ .footer-v4-in .copy{margin-left:0;width:100%} }

/* ---------- sub-page shells (work / signal / engage / about) ---------- */
.page-hero{max-width:1180px;margin:0 auto;padding:104px 24px 40px}
.page-hero .kick{font-family:ui-monospace,Menlo,monospace;font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:#8a8a91;display:flex;align-items:center;gap:12px;margin-bottom:20px}
.page-hero .kick::before{content:"";width:30px;height:1px;background:var(--red,#e0332e)}
.page-hero h1{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:clamp(2rem,4.4vw,3.4rem);letter-spacing:-.03em;line-height:1.05;margin:0 0 16px}
.page-hero h1 em{font-style:normal;color:var(--red,#e0332e)}
.page-hero .lede{color:#b9b9c0;font-size:clamp(1rem,1.3vw,1.12rem);line-height:1.6;max-width:56ch;margin:0}
.page-body{max-width:1180px;margin:0 auto;padding:0 24px 80px}

/* ---------- ENGAGE page ---------- */
.eg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.eg-card{border:1px solid var(--line,#1c1c20);border-radius:12px;padding:26px 24px;background:linear-gradient(180deg,#0e0e12,#0a0a0d)}
.eg-card h3{font-family:"Space Grotesk",sans-serif;font-size:17px;font-weight:600;margin:0 0 8px}
.eg-card p{font-size:13.5px;color:#a9a9b0;line-height:1.6;margin:0 0 16px}
.eg-card a{color:#e6e6ea;font-size:13.5px;text-decoration:none;border-bottom:1px solid var(--line-soft)}
.eg-card a:hover{color:#fff;border-color:var(--red,#e0332e)}
@media (max-width:860px){ .eg-grid{grid-template-columns:1fr} }
.eg-about{margin-top:44px;border-top:1px solid var(--line,#1c1c20);padding-top:34px;max-width:70ch}
.eg-about h2{font-family:"Space Grotesk",sans-serif;font-size:20px;font-weight:600;margin:0 0 12px}
.eg-about p{color:#b9b9c0;font-size:14.5px;line-height:1.7;margin:0 0 12px}

/* netlify form */
.nl-form{display:flex;flex-direction:column;gap:12px;margin-top:14px}
.nl-form input,.nl-form textarea{background:#0e0e12;border:1px solid var(--line-soft);border-radius:8px;color:#e6e6ea;padding:12px 14px;font-size:14px;font-family:inherit}
.nl-form input:focus,.nl-form textarea:focus{outline:none;border-color:var(--red,#e0332e)}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
  .paper,.work-row{transition:none}
}

/* ---------- Continue ---------- */
.cont{margin:56px 0 0;border-top:1px solid var(--line-2,rgba(255,255,255,.08));padding-top:20px}
.cont-k{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.28em;color:#7d7d84;margin:0 0 12px}
.cont-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.cont-link{display:flex;flex-direction:column;gap:6px;padding:14px 16px;border:1px solid var(--line,rgba(255,255,255,.08));border-radius:8px;text-decoration:none;transition:border-color .2s,background .2s}
.cont-link:hover{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.03)}
.cl-k{font-family:ui-monospace,Menlo,monospace;font-size:10px;letter-spacing:.16em;color:#7d7d84}
.cl-t{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:14px;color:#f2f2f3}
@media(max-width:760px){.cont-row{grid-template-columns:1fr}}

/* ---------- No-JS fallback ---------- */
.ns-fallback{max-width:1040px;margin:40px auto;padding:0 24px}
.ns-fallback h2{font-family:"Space Grotesk",sans-serif;font-size:18px;margin:0 0 12px}
.ns-fallback ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:8px}
.ns-fallback a{display:block;padding:10px 14px;border:1px solid rgba(255,255,255,.1);border-radius:6px;color:#f2f2f3;text-decoration:none}

/* ============================================================
   v4.1 — FORMIDABLE PASS
   motion tokens · frontier field · signal bands · engage rows
   frontier sparse · research paper environment
   ============================================================ */
:root{
  --dur-response:.14s;
  --dur-transition:.38s;
  --dur-reveal:.7s;
  --ease-out:cubic-bezier(.2,.8,.2,1);
  --ease-snap:cubic-bezier(.3,0,.2,1);
}

/* ---------- ENTRY v4.1 — split composition + field ---------- */
.entry-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.06fr);gap:36px;align-items:center;padding:104px 24px 56px}
.entry-copy h1{font-size:clamp(2.5rem,4.6vw,4.3rem)}
.entry-sub{margin-bottom:30px}
.entry-actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.entry-link{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:15px;letter-spacing:.02em;color:#f2f2f5;text-decoration:none;display:inline-flex;align-items:center;gap:10px;border-bottom:1px solid rgba(224,51,46,.6);padding-bottom:5px;transition:color var(--dur-response) var(--ease-out),border-color var(--dur-response) var(--ease-out)}
.entry-link span{transition:transform var(--dur-response) var(--ease-out)}
.entry-link:hover{color:#fff;border-color:#e0332e}
.entry-link:hover span{transform:translateX(4px)}
.entry-search{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:#8a8a91;background:none;border:0;cursor:pointer;display:inline-flex;align-items:center;gap:8px;padding:6px 0;transition:color var(--dur-response) var(--ease-out)}
.entry-search:hover{color:#ececf1}
.entry-search .search-kbd{border:1px solid var(--line-soft);border-radius:5px;padding:2px 7px;color:#c9c9cf}
.entry-field{position:relative;margin:0;min-height:580px}
.field-wrap{position:absolute;inset:0}
.field-svg{width:100%;height:100%;display:block;overflow:visible;will-change:transform}
.field-cap{position:absolute;left:0;right:0;bottom:-6px;display:flex;flex-direction:column;align-items:flex-start;gap:5px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px;letter-spacing:.14em;color:#9a9aa1;text-transform:uppercase}
.fc-main{white-space:normal}
.fc-main .nb{white-space:nowrap}
.fc-legend{color:#6a6a71;letter-spacing:.18em;white-space:nowrap}
.field-node text{pointer-events:none}
.field-node .f-dot{transition:fill var(--dur-response) var(--ease-out),stroke var(--dur-response) var(--ease-out),transform var(--dur-response) var(--ease-out);transform-box:fill-box;transform-origin:center}
.field-node:hover .f-dot,.field-node:focus-visible .f-dot,.field-node:active .f-dot{transform:scale(1.2)}
.field-node:hover .f-kind.on,.field-node:focus-visible .f-kind.on,.field-node:active .f-kind.on{fill:#ececf1}
.field-line{transition:stroke-opacity var(--dur-response) var(--ease-out)}
.field-line.hot{stroke-opacity:.55}
.f-label,.f-kind{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;transition:fill var(--dur-response) var(--ease-out),opacity var(--dur-response) var(--ease-out);stroke:#050506;stroke-width:3.5px;paint-order:stroke;stroke-linejoin:round}
.f-label{fill:#f2f2f5;font-size:14px;font-weight:600}
.f-kind{fill:#b9b9c0;font-size:10px;letter-spacing:.2em}
.f-kind.on{opacity:.9}
.f-label.hov{opacity:0}
.field-node:hover .f-label.hov,.field-node:focus-visible .f-label.hov{opacity:1}
.field-node:hover .f-kind.on,.field-node:focus-visible .f-kind.on{opacity:0}
.f-label.feat{fill:#f2f2f5}
.f-kind.feat{fill:#ff6a66}
@media (max-width:900px){
  .entry{min-height:0}
  .entry-in{grid-template-columns:1fr;gap:10px;padding:78px 18px 34px}
  .entry-field{min-height:430px;order:2;margin-top:2px}
  .field-cap{bottom:-4px}
}

/* featured pulse — the current dominant object breathes once per cycle */
@keyframes fPulse{0%{transform:scale(.55);opacity:.8}80%{transform:scale(1.7);opacity:0}100%{transform:scale(1.7);opacity:0}}
.f-pulse{transform-box:fill-box;transform-origin:center;animation:fPulse 4.2s var(--ease-out) infinite;pointer-events:none}
.f-pulse.p2{animation-delay:2.1s}
@media (prefers-reduced-motion:reduce){.f-pulse{animation:none;opacity:0}}

/* ---------- SIGNAL v4.1 — date bands on a rail ---------- */
.sig-band{margin-bottom:6px}
.sig-band-h{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:#6a6a71;margin:18px 0 4px}
.sig-band:first-child .sig-band-h{margin-top:0}
.sig-item .s-date{min-width:34px;text-align:right;opacity:.85}
.sig-more{margin:30px 0 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.16em}
.sig-more a{color:#8a8a91;text-decoration:none;border-bottom:1px solid var(--line-soft)}
.sig-more a:hover{color:#ececf1;border-color:var(--red,#e0332e)}

/* ---------- ENGAGE v4.1 — rows, not cards ---------- */
.eg-rows{margin-top:8px;border-bottom:1px solid var(--line,#1c1c20)}
.eg-row{display:grid;grid-template-columns:64px 200px 1fr auto;gap:20px;align-items:baseline;padding:22px 4px;border-top:1px solid var(--line,#1c1c20);text-decoration:none;color:inherit;transition:background var(--dur-response) var(--ease-out)}
.eg-row:hover{background:rgba(255,255,255,.022)}
.eg-row .n{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;color:#6a6a71;letter-spacing:.1em}
.eg-row h3{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:17px;margin:0}
.eg-row p{font-size:13.5px;color:#a9a9b0;line-height:1.55;margin:0;max-width:60ch}
.eg-row .go{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.18em;color:#c9c9cf;white-space:nowrap}
.eg-row:hover .go{color:var(--red-hi,#ff5b57)}
@media (max-width:860px){.eg-row{grid-template-columns:40px 1fr;grid-template-rows:auto auto}.eg-row p{grid-column:2}.eg-row .go{display:none}.eg-row h3{font-size:16px}}

/* ---------- FRONTIER v4.1 — sparse, deep, dominant question ---------- */
.env-frontier{background:#060607}
.env-frontier main{position:relative}
.fr-hero{max-width:1180px;margin:0 auto;padding:150px 24px 90px;position:relative}
.fr-hero .fr-index{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:#8a8a91;display:flex;gap:14px;align-items:center;margin-bottom:34px}
.fr-hero .fr-index::before{content:"";width:34px;height:1px;background:#e0332e}
.fr-q{font-family:"Space Grotesk",sans-serif;font-weight:700;letter-spacing:-.035em;line-height:1.02;font-size:clamp(2.1rem,5.4vw,4.3rem);color:#f4f4f6;margin:0 0 26px;max-width:20ch}
.fr-state{display:inline-flex;align-items:center;gap:9px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10.5px;letter-spacing:.26em;color:#ff5b57;border:1px solid rgba(224,51,46,.4);border-radius:4px;padding:4px 11px;margin-bottom:26px}
.fr-state::before{content:"";width:6px;height:6px;border-radius:50%;background:#e0332e}
.fr-state.st-tested{color:#c9c9cf;border-color:var(--line-soft)}
.fr-state.st-tested::before{background:#8a8a91}
.fr-context{color:#a9a9b0;font-size:15.5px;line-height:1.65;max-width:56ch;margin:0 0 18px}
.fr-ev{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;letter-spacing:.14em;color:#7d7d84}
.fr-ev a{color:#c9c9cf;text-decoration:none;border-bottom:1px solid var(--line-soft)}
.fr-ev a:hover{color:#fff;border-color:#e0332e}
.fr-rule{max-width:1180px;margin:0 auto;padding:0 24px}
.fr-rule hr{border:0;height:1px;background:var(--line-soft);margin:0}
.fr-index-list{max-width:1180px;margin:0 auto;padding:54px 24px 80px}
.fr-row{display:grid;grid-template-columns:150px 1fr auto;gap:26px;align-items:baseline;padding:26px 0;border-top:1px solid var(--line-soft);text-decoration:none;color:inherit}
.fr-row:first-of-type{border-top:0}
.fr-row .st{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px;letter-spacing:.26em;text-transform:uppercase}
.fr-row .st.open{color:#ff5b57}.fr-row .st.tested,.fr-row .st.known{color:#8a8a91}
.fr-row h3{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:clamp(1.05rem,1.8vw,1.35rem);letter-spacing:-.01em;line-height:1.25;margin:0 0 8px}
.fr-row p{font-size:13.5px;color:#a9a9b0;line-height:1.6;margin:0;max-width:58ch}
.fr-row .ev{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10.5px;letter-spacing:.14em;color:#7d7d84;white-space:nowrap}
@media (max-width:860px){.fr-row{grid-template-columns:1fr;gap:8px}.fr-row .ev{white-space:normal}.fr-hero{padding:120px 18px 60px}}

/* ---------- RESEARCH v4.1 — paper environment ---------- */
body.env-paper{background:#f2ede3;color:#211d18}
body.env-paper .page-head h1,body.env-paper h1{color:#17140f}
body.env-paper .ph-sub{color:#57503f}
body.env-paper .p-crumb{color:#8a7f66}
body.env-paper .p-crumb a{color:#57503f}
body.env-paper .sec-label{color:#8a7f66}
body.env-paper .res-item{background:transparent;border:0;border-top:1px solid #d8cfba;border-radius:0;padding:38px 0 42px;box-shadow:none}
body.env-paper .res-item .res-kind{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:#8a6f4d}
body.env-paper .res-item h3{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:clamp(1.4rem,2.6vw,2rem);letter-spacing:-.02em;color:#17140f;margin:14px 0 12px;max-width:26ch}
body.env-paper .res-item p{color:#4c463c;font-size:15px;line-height:1.7}
body.env-paper .res-item a{color:#9c2b26}
body.env-paper .src-list{list-style:none;padding:0;margin:18px 0 0;border-left:2px solid #d8cfba}
body.env-paper .src-list li{padding:10px 0 10px 22px;border-bottom:1px dashed #ddd2bd;color:#4c463c;font-size:13.5px;line-height:1.65}
body.env-paper .src-list li:last-child{border-bottom:0}
body.env-paper .src-list b{color:#17140f}
body.env-paper .disclaimer{color:#57503f;border-top:1px solid #d8cfba;padding-top:26px;font-size:13.5px}
body.env-paper .section{background:transparent}
@media (min-width:900px){
  body.env-paper .res-item{display:grid;grid-template-columns:200px 1fr;gap:8px 44px}
  body.env-paper .res-item .res-kind{grid-row:1}
  body.env-paper .res-item h3{grid-column:2;margin-top:0}
  body.env-paper .res-item>p,body.env-paper .res-item .src-list,body.env-paper .res-item .card-actions{grid-column:2}
  body.env-paper .res-item>*{grid-column:2}
  body.env-paper .res-item .res-kind{grid-column:1;grid-row:1/span 4}
}
body.env-paper .btn-ghost{border-color:#b9ac8e;color:#3d372b}
body.env-paper .btn-ghost:hover{border-color:#9c2b26;color:#17140f}
body.env-paper .cont{border-top-color:#d8cfba}
body.env-paper .cont-k{color:#8a7f66}
body.env-paper .cont-link{border-color:#d8cfba}
body.env-paper .cont-link:hover{border-color:#b9ac8e;background:rgba(0,0,0,.03)}
body.env-paper .cl-k{color:#8a7f66}
body.env-paper .cl-t{color:#17140f}
body.env-paper .footer{background:#17140f}

/* article (research reading surface) inherits paper */
body.env-paper .art-wrap{color:#211d18}
body.env-paper .art-title{color:#17140f}
body.env-paper .art-standfirst{color:#4c463c}
body.env-paper .art-meta,body.env-paper .art-pub,body.env-paper .art-cat{color:#8a7f66}
body.env-paper .art-body{color:#3d372b}
body.env-paper .art-body h2{color:#17140f;border-bottom-color:#d8cfba}
body.env-paper .art-q{color:#17140f;border-left-color:#9c2b26}
body.env-paper .art-eg{background:#faf7ef;border-color:#d8cfba}
body.env-paper .eg-label{color:#8a6f4d}
body.env-paper .art-disclaimer{color:#57503f;border-top-color:#d8cfba}
body.env-paper .art-body a{color:#9c2b26}


/* paper article fixes — base art rules use fixed dark-theme colors */
body.env-paper .art-body p{color:#332e25}
body.env-paper .art-body ul{color:#332e25}
body.env-paper .art-body li{color:#332e25}
body.env-paper .art-body b,body.env-paper .art-body strong{color:#17140f}
body.env-paper .art-meta{color:#8a7f66}
body.env-paper .art-meta b{color:#211d18}
body.env-paper .art-meta .art-pub{color:#8a7f66}
body.env-paper .art-meta .art-pub b{color:#4c463c}

/* mobile field: labels stay legible; hover titles stay desktop-only */
@media (max-width:640px){
  .f-label.hov{display:none}
  .f-kind.on{font-size:9.5px}
  .f-kind.feat{font-size:9px}
  .fc-legend{font-size:9px;letter-spacing:.12em}
}

/* ---------- MOBILE ENTRY — statement + field, one composition ---------- */
@media (max-width:640px){
  .entry-in{padding:60px 16px 26px;gap:6px}
  .entry-kicker{margin-bottom:10px}
  .entry h1{font-size:clamp(1.8rem,8.8vw,2.25rem);line-height:1.05;margin-bottom:12px}
  .entry-actions{gap:16px;margin-bottom:0}
  .entry-field{min-height:440px;margin-top:0}
}