/* www.sidorecs.com - site.css
   One family with the Lab and the notebook: same tokens, same // markers, same cards.
   Single column, no rail. Light by default, dark by preference. */

:root{
  --bg:#FDFDFC; --paper:#FDFDFC; --ink:#0E1726; --muted:#5B6675; --faint:#8B94A3;
  --accent:#0B8F5A; --accent2:#06C27A; --line:#E5E9EE; --soft:#F4F7F5; --card:#FFFFFF;
  --mint:#E9F2EB; --pipe:#3F5B82; --pipe-bg:#E9EEF6; --grid:rgba(14,23,38,.035);
  --sans:'Inter',-apple-system,'Segoe UI',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'Cascadia Code',Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0D141F; --paper:#0D141F; --ink:#E6EBF2; --muted:#93A0B0; --faint:#5E6B7C;
    --accent:#2FBF84; --accent2:#27AE74; --line:#1E2938; --soft:#121B28; --card:#111A27;
    --mint:#12281E; --pipe:#8FA8CC; --pipe-bg:#182234; --grid:rgba(230,235,242,.03);
  }
}
:root[data-theme="dark"]{
  --bg:#0D141F; --paper:#0D141F; --ink:#E6EBF2; --muted:#93A0B0; --faint:#5E6B7C;
  --accent:#2FBF84; --accent2:#27AE74; --line:#1E2938; --soft:#121B28; --card:#111A27;
  --mint:#12281E; --pipe:#8FA8CC; --pipe-bg:#182234; --grid:rgba(230,235,242,.03);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{color:var(--ink);font-family:var(--sans);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;
  background:linear-gradient(var(--grid) 1px,transparent 1px) 0 0/26px 26px,
             linear-gradient(90deg,var(--grid) 1px,transparent 1px) 0 0/26px 26px,var(--bg)}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:2px solid var(--accent2);outline-offset:3px;border-radius:2px}
img{max-width:100%;height:auto;display:block}
::selection{background:var(--accent2);color:#fff}
.wrap{max-width:1100px;margin:0 auto;padding:0 28px}

/* ---------- markers, buttons, pills ---------- */
.kicker,.sec-head h2,.origin .k{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:400}
.btn{font-family:var(--mono);font-size:13.5px;font-weight:600;padding:13px 22px;border-radius:10px;border:1px solid var(--ink);transition:.15s;display:inline-flex;align-items:center;gap:9px;cursor:pointer}
.btn.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.btn.primary:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.ghost{background:var(--card)}
.btn.ghost:hover{border-color:var(--accent2);color:var(--accent)}
.btn.accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn.accent:hover{background:var(--accent2);border-color:var(--accent2)}
.pill{font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;border-radius:6px;padding:3px 9px;display:inline-block}
.pill.live{color:var(--accent);background:var(--mint)}
.pill.pipe{color:var(--pipe);background:var(--pipe-bg)}
.lic{font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.lic time{white-space:nowrap}
.metaline{margin-top:16px;font-family:var(--mono);font-size:12px;color:var(--faint);display:flex;gap:16px;flex-wrap:wrap}
.metaline b{color:var(--ink);font-weight:600}
.metaline a{color:var(--muted);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.metaline a:hover{color:var(--accent)}
.stack{margin-top:16px;display:flex;gap:7px;flex-wrap:wrap}
.stack span{font-family:var(--mono);font-size:11px;color:var(--muted);background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:3px 8px}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hbar{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:11px}
.brand-dot{width:11px;height:11px;border-radius:3px;background:var(--accent2);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent2) 16%,transparent)}
.brand-name{font-weight:800;font-size:16.5px;letter-spacing:-.2px}
.brand-name span{color:var(--muted);font-weight:500}
.nav{display:flex;align-items:center;gap:22px}
.nav a{font-family:var(--mono);font-size:13px;color:var(--muted);transition:color .15s}
.nav a:hover,.nav a[aria-current="page"]{color:var(--accent)}
.nav a.lab-btn{font-size:12.5px;font-weight:600;border:1px solid var(--line);border-radius:8px;padding:8px 14px;transition:color .15s,border-color .15s}
.nav a.lab-btn:hover{color:var(--accent);border-color:var(--accent2)}

/* ---------- crumbs, page hero ---------- */
.crumbs{display:flex;gap:10px;font-family:var(--mono);font-size:12px;color:var(--faint);padding:22px 0 0}
.crumbs a:hover{color:var(--accent)}
.crumbs [aria-current]{color:var(--muted)}
.phero{padding:34px 0 30px;border-bottom:1px solid var(--line)}
.phero .kicker{margin:0 0 12px}
.phero h1{font-size:clamp(32px,4.4vw,48px);font-weight:800;letter-spacing:-1px;line-height:1.05;text-wrap:balance}
.phero .lead,.hero .lead{font-size:19px;line-height:1.6;color:var(--muted);max-width:60ch;margin-top:16px}
.phero .lead a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
h2.kicker.qhead{display:block;margin:16px 0 4px}
.ahero h2.kicker.qhead{margin-top:22px}
.lead.answer{color:var(--ink)}

/* ---------- home hero ---------- */
.hero{padding:56px 28px 44px;border-bottom:1px solid var(--line)}
.hero .kicker{margin-bottom:14px}
.hero-grid{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:start}
.hero h1{font-size:clamp(34px,4.6vw,54px);font-weight:800;letter-spacing:-1.4px;line-height:1.05;text-wrap:balance;max-width:20ch}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-photo{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding-top:8px}
.hero-name{font-weight:700;font-size:15px;margin-top:10px}
.hero-role{font-family:var(--mono);font-size:11px;color:var(--muted);max-width:22ch;line-height:1.5}
.card.wcard .crow{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.card.wcard h3{font-size:20px;margin-bottom:8px}
.card.wcard p{font-size:15px;color:var(--muted)}
.card.wcard.soon{border-style:dashed}
.card.wcard.soon h3{color:var(--muted)}
.arole{margin-top:12px;font-family:var(--mono);font-size:14px;font-weight:600;color:var(--ink)}
.amission{margin-top:5px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.headshot{width:132px;height:132px;border-radius:50%;object-fit:cover;border:1px solid var(--line)}
.hero-photo .headshot{width:150px;height:150px;box-shadow:0 0 0 6px color-mix(in srgb,var(--accent2) 14%,transparent)}

/* ---------- sections, cards ---------- */
.hsec{padding:44px 28px 0}
.sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.sec-head .repo{font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.sec-head .repo:hover{color:var(--accent)}
.sec-lead{color:var(--muted);font-size:16px;max-width:64ch;margin:0 0 22px}
.hsec > .kicker{display:block;margin:0 0 16px}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cards.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;transition:.16s;display:flex;flex-direction:column;position:relative;overflow:hidden}
a.card:hover{border-color:var(--accent2);transform:translateY(-2px);box-shadow:0 10px 30px rgba(8,13,21,.08)}
.card.step .n{font-family:var(--mono);font-size:11.5px;color:var(--accent);margin-bottom:10px}
.card.step h3{font-size:17px;margin-bottom:6px}
.card.step p{font-size:14.5px;color:var(--muted)}
.card.hcard{padding:0}
.card.hcard .hshot{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line)}
.card.hcard .crow{margin:20px 22px 12px;display:flex;justify-content:space-between;align-items:center;gap:10px}
.card.hcard h3{margin:0 22px 8px;font-size:19px;line-height:1.3}
.card.hcard > p{margin:0 22px 16px;font-size:15px;color:var(--muted)}
.card.hcard .hmax{margin:auto 22px 20px;padding-top:14px;border-top:1px solid var(--line);font-family:var(--mono);font-size:12.5px;color:var(--ink)}
.card.hcard.soon{border-style:dashed}
.card.hcard.soon h3,.card.hcard.soon .hmax{color:var(--muted)}

/* ---------- insights list ---------- */
.insights{list-style:none;border-top:1px solid var(--line)}
.insights li{display:grid;grid-template-columns:110px auto 1fr auto;gap:8px 16px;align-items:baseline;padding:16px 4px;border-bottom:1px solid var(--line)}
.insights li:hover{background:color-mix(in srgb,var(--soft) 60%,transparent)}
.insights time,.insights .venue{font-family:var(--mono);font-size:12px;color:var(--faint);white-space:nowrap}
.insights li > a{font-weight:700;font-size:17px;line-height:1.35}
.insights li > a:hover{color:var(--accent)}
.insights li p{grid-column:3/5;font-size:14.5px;color:var(--muted);margin:0}
@media (max-width:600px){.insights li{grid-template-columns:1fr;gap:6px}.insights li p{grid-column:1}}

/* ---------- glossary ---------- */
.glossary{margin:0}
.glossary dt{font-weight:800;font-size:19px;letter-spacing:-.3px;padding-top:22px;scroll-margin-top:84px}
.glossary dd{margin:6px 0 0;padding-bottom:22px;border-bottom:1px solid var(--line);font-size:16px;color:var(--muted);line-height:1.65;max-width:76ch}
.glossary dd a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

/* ---------- origin block ---------- */
.origin{margin:36px 0 0;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:30px 32px}
.origin .k{display:block;margin-bottom:14px}
.origin p{font-size:18px;line-height:1.6;font-weight:500;max-width:70ch}
.origin p + p{margin-top:12px}
.origin p.muted{font-size:16px;color:var(--muted);font-weight:400}
.origin a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.origin .sig{margin-top:20px;font-family:var(--mono);font-size:13px;color:var(--muted)}

/* ---------- about ---------- */
.about{padding-bottom:30px}
.about .kicker{margin:0 0 14px;display:block}
.ahero{display:grid;grid-template-columns:1fr 300px;gap:44px;padding:34px 0 48px;border-bottom:1px solid var(--line)}
.ahero .headshot{margin:4px 0 24px}
.ahero h1{font-size:52px;font-weight:800;letter-spacing:-1.2px;line-height:1.02}
.ahero .lead{font-size:19px;color:var(--muted);max-width:56ch;margin-top:20px;line-height:1.6}
.affil{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-top:28px;color:var(--accent)}
.affil-logo{display:inline-flex;align-items:center;color:var(--accent);transition:color .15s}
.affil-logo:hover{color:var(--accent2)}
.affil-mask{display:inline-block;width:110px;height:30px;background:currentColor;
  -webkit-mask:var(--logo) center/contain no-repeat;mask:var(--logo) center/contain no-repeat}
.affil-cips{--logo:url(/static/img/logo-cips.2daf80bcf4.png)}
.affil-sclc{--logo:url(/static/img/logo-sclc.976a77919b.png)}
.glance{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;align-self:start;position:sticky;top:96px}
.g-title{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.g-label{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:16px}
.g-val{font-size:15px;font-weight:600;margin-top:3px}
.g-sub{font-size:12.5px;color:var(--muted);margin-top:2px}
.glance .stack{margin-top:8px}
.glance .btn{margin-top:24px;width:100%;justify-content:center}
.athesis{padding:48px 0;border-bottom:1px solid var(--line)}
.athesis h2,.atrack h2{font-size:34px;font-weight:800;letter-spacing:-.8px;line-height:1.12;margin-bottom:18px}
.athesis h2 em{font-style:normal;color:var(--accent)}
.athesis p{font-size:17px;color:var(--ink);max-width:68ch;margin-bottom:14px}
.feats{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.feat .ic{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.feat ul{list-style:none}
.feat li{position:relative;font-size:14.5px;color:var(--muted);padding-left:16px;margin-bottom:6px}
.feat li:before{content:"-";position:absolute;left:0;color:var(--accent2)}
.atrack{padding:48px 0;border-bottom:1px solid var(--line)}
.atrack h2{margin-bottom:30px}
.impact{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:46px}
.impact-item{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 20px}
.impact-item .num{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--accent);letter-spacing:-.5px}
.impact-item .unit{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);margin:8px 0}
.impact-item p{font-size:13px;color:var(--muted);line-height:1.5}
.pipe-list{margin-top:24px;border-left:2px solid var(--line)}
.pitem{position:relative;padding:0 0 26px 30px;margin-left:14px}
.pitem:last-child{padding-bottom:0}
.pitem:before{content:"";position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--pipe)}
.pitem.now:before{background:var(--accent2);border-color:var(--accent2)}
.pitem .ptag{font-family:var(--mono);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--pipe);background:var(--pipe-bg);border-radius:6px;padding:3px 9px;display:inline-block;margin-bottom:9px}
.pitem b{display:block;font-size:18px;font-weight:700;margin-bottom:6px}
.pitem .pco{font-family:var(--mono);font-size:13px;font-weight:600;color:var(--ink);margin-bottom:2px}
.pitem .ploc{font-family:var(--mono);font-size:11.5px;color:var(--muted);margin-bottom:8px}
.pitem p{font-size:15px;color:var(--muted);max-width:64ch}
.pitem .pind{margin-top:9px;font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.03em}
.endcta{padding:50px 0;text-align:center}
.endcta h3{font-size:24px;font-weight:700;margin-bottom:8px}
.endcta p{color:var(--muted);margin:0 auto 22px;max-width:60ch}

/* ---------- article (mirrors the Lab's post.hbs + article blocks) ---------- */
.post-head{padding:34px 0 26px;border-bottom:1px solid var(--line)}
.post-head .primary{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.post-head h1{font-size:44px;font-weight:800;letter-spacing:-1px;line-height:1.05;text-wrap:balance}
.post-head .dek{margin-top:14px;font-size:20px;color:var(--muted);max-width:62ch}
.post-head .meta,.post-foot .meta{margin-top:14px;font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.post-head .meta a,.post-foot .meta a{color:var(--muted);text-decoration:underline;text-underline-offset:3px}
.post-head .meta a:hover,.post-foot .meta a:hover{color:var(--accent)}
.article-feature{margin:30px 0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--card)}
.article-feature img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-feature figcaption{font-family:var(--mono);font-size:12px;color:var(--muted);padding:12px 16px;text-align:center}
.post-content{padding:8px 0 10px}
.post-content .sec{padding:30px 0 4px}
.post-content .kicker{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:400}
.post-content .sec > .kicker{margin:0 0 12px}
.post-content .kicker + h2{margin-top:6px}
.post-content h2{font-size:28px;font-weight:700;letter-spacing:-.5px;margin:34px 0 16px;line-height:1.2}
.post-content h2.kicker.sec{font-size:12px;font-weight:400;letter-spacing:.16em;margin:34px 0 10px;padding:0}
.post-content h3{font-size:21px;font-weight:700;margin:26px 0 10px}
.post-content h3.qhead{font-size:28px;letter-spacing:-.5px;margin:6px 0 16px}
.post-content p{font-size:17px;color:var(--ink);margin-bottom:16px;line-height:1.65}
.post-content p.muted{color:var(--muted)}
.post-content ul,.post-content ol{margin:0 0 16px 22px;font-size:17px}
.post-content li{margin-bottom:8px}
.post-content li:last-child{margin-bottom:0}
.post-content a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.post-content strong{font-weight:700}
.post-content img{border-radius:12px;margin:18px auto}
.post-content figcaption{font-family:var(--mono);font-size:12px;color:var(--muted);text-align:center;margin-top:10px}
.post-content code{font-family:var(--mono);font-size:.85em;background:var(--soft);border:1px solid var(--line);border-radius:5px;padding:.1em .4em}
.post-content table{border-collapse:collapse;margin:0 0 16px;font-size:15px}
.post-content th,.post-content td{border:1px solid var(--line);padding:8px 12px;text-align:left}
/* article blocks, verbatim from the Lab */
.post-content .hcards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0 8px}
.post-content .hcards .c{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 18px 18px}
.post-content .hcards .c .n{font-family:var(--mono);font-size:11.5px;color:var(--accent);margin-bottom:10px}
.post-content .hcards .c h3{font-size:18px;margin:0 0 8px;line-height:1.3}
.post-content .hcards .c p{font-size:15px;color:var(--muted);margin:0}
.post-content .hcards.stack{grid-template-columns:1fr}
.post-content .hcards.stack .c p:not(.n){font-size:16px;color:var(--ink)}
.post-content .hcards.stack .c p:not(.n) + p{margin-top:12px}
.post-content .hformula .eq{font-size:34px;line-height:1;font-weight:700;color:var(--ink);letter-spacing:-.5px;margin:0 0 14px}
.post-content .hformula .eq sub{font-size:.46em;font-weight:600;letter-spacing:0}
.post-content .hformula sub{font-size:.72em;line-height:0}
.post-content .hlayers{counter-reset:l;list-style:none;margin:18px 0 16px;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.post-content .hlayers li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 14px 12px;font-size:14.5px;color:var(--muted);margin:0}
.post-content .hlayers li::before{counter-increment:l;content:"0" counter(l);display:block;font-family:var(--mono);font-size:11.5px;color:var(--accent);margin-bottom:6px}
.post-content .hlayers li strong{display:block;color:var(--ink);margin-bottom:2px}
.post-content .hcase{background:var(--soft);border-left:3px solid var(--accent);border-radius:0 12px 12px 0;padding:20px 24px;margin:22px 0 0}
.post-content .hcase .lbl{font-family:var(--mono);font-size:11.5px;color:var(--accent);margin-bottom:10px}
.post-content .hcase p:last-child{margin-bottom:0}
.post-content .hmistakes{list-style:none;margin:0}
.post-content .hmistakes li{padding:14px 0;margin:0}
.post-content .hmistakes li + li{border-top:1px solid var(--line)}
.post-content .hmaxim{background:var(--soft);border:1px solid var(--line);border-radius:16px;padding:34px 32px;margin:34px 0 8px}
.post-content .hmaxim .kicker{margin:0 0 12px}
.post-content .hmaxim blockquote{border:0;padding:0;margin:0;color:var(--ink);font-size:30px;line-height:1.25;font-weight:700;letter-spacing:-.4px}
.post-foot{margin-top:26px;border-top:1px solid var(--line);padding-top:10px}
.related{padding:10px 28px 40px}
.related .kicker{display:block}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-top:14px}
.related-card{display:flex;flex-direction:column;gap:8px;padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--card);transition:.16s}
.related-card:hover{border-color:var(--accent2);transform:translateY(-2px);box-shadow:0 22px 40px -30px rgba(14,23,38,.5)}
.related-card .rt{font-weight:650;font-size:15.5px;letter-spacing:-.2px;line-height:1.35}
.related-card .rm{font-family:var(--mono);font-size:11.5px;color:var(--muted)}
@media(max-width:820px){
  .post-content .hcards{grid-template-columns:1fr}
  .post-content .hlayers{grid-template-columns:1fr 1fr}
  .post-content .hmaxim blockquote{font-size:24px}
  .post-content .hformula .eq{font-size:27px}
  .post-head h1{font-size:34px}
}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);background:color-mix(in srgb,var(--bg) 70%,var(--soft));padding:46px 0 30px;margin-top:60px}
.foot-in{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:34px}
.foot-blurb{color:var(--muted);font-size:14.5px;max-width:44ch;margin:14px 0 18px}
.foot-social{display:flex;gap:14px}
.foot-social a{color:var(--muted);display:inline-flex;transition:color .15s}
.foot-social a:hover{color:var(--accent)}
.foot-col{display:flex;flex-direction:column;gap:9px}
.foot-h{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:4px}
.foot-col a{font-family:var(--mono);font-size:13px;color:var(--muted)}
.foot-col a:hover{color:var(--accent)}
.foot-note{font-family:var(--mono);font-size:11.5px;color:var(--faint)}
p.foot-note.hsec{padding-left:0;padding-right:0}
p.foot-note a{color:var(--muted);text-decoration:underline;text-underline-offset:3px}
.foot-bottom{margin-top:34px;padding-top:18px;border-top:1px solid var(--line);font-family:var(--mono);font-size:12px;color:var(--faint)}

/* ---------- small screens ---------- */
@media (max-width:880px){
  .hero-grid{grid-template-columns:1fr}
  .hero-photo{order:-1}
  .hero-photo .headshot{width:120px;height:120px}
  .ahero{grid-template-columns:1fr;gap:26px}
  .glance{position:static}
  .cards,.cards.three,.feats{grid-template-columns:1fr}
  .impact{grid-template-columns:1fr 1fr}
  .foot-in{grid-template-columns:1fr}
  .nav{gap:14px}
  .nav a:not(.lab-btn){display:none}
}
@media (max-width:600px){
  .wrap,.hero,.hsec{padding-left:16px;padding-right:16px}
  .hero h1,.ahero h1{font-size:38px}
  .impact{grid-template-columns:1fr}
  .chapter-nav{grid-template-columns:1fr}
  .chapter-nav .next{text-align:left}
  .post-content h3.qhead{font-size:22px}
}