:root{
  --paper:#FFFFFF; --ink:#1B1B1B; --ink-2:#4B4B4B; --ink-3:#8C8C8C; --hair:rgba(27,27,27,.12);
  --signal:#F2634A; --soft:#F3F4F6;
  --sans:"Onest","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:var(--sans);   /* one typeface across the site */
  --gutter:max(20px, calc((100% - 1280px) / 2));   /* same 1320px container as the homepage */
}
*{box-sizing:border-box}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
::selection{background:var(--signal);color:#fff}
img{display:block;max-width:100%;height:auto}

/* reveal, as on the homepage */
.rv{opacity:0;filter:blur(14px);transform:translateY(12px);transition:opacity .9s cubic-bezier(.22,.61,.36,1),filter 1.25s cubic-bezier(.22,.61,.36,1),transform 1s cubic-bezier(.22,.61,.36,1)}
.rv.in{opacity:1;filter:blur(0);transform:none}
.rv.d1{transition-delay:.12s}.rv.d2{transition-delay:.24s}.rv.d3{transition-delay:.36s}

/* nav, as on the homepage */
body>header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;padding:18px var(--gutter);background:rgba(255,255,255,.72);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.brand{display:flex;align-items:center;text-decoration:none}
.brand svg{height:22px;width:auto;display:block;color:var(--ink)}
header nav{display:flex;gap:26px}
header nav a{font-size:13px;color:var(--ink-3);text-decoration:none;padding-bottom:3px;border-bottom:1px solid transparent;transition:color .2s}
header nav a:hover,header nav a:focus-visible{color:var(--ink);outline:none}
header nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--ink)}

/* type, on the homepage scale */
.eyebrow{font-size:12.5px;color:var(--ink-3);margin:0 0 18px;letter-spacing:.01em}
.eyebrow a{text-decoration:none}.eyebrow a:hover{color:var(--ink)}
h1{font-weight:300;font-size:clamp(34px,3.7vw,60px);line-height:1.08;letter-spacing:-.025em;margin:0 0 22px;text-wrap:balance}
h1 em,h2 em{font-style:normal;color:var(--signal)}
.lede{font-size:clamp(15px,1.15vw,17.5px);line-height:1.6;color:var(--ink-2);margin:0 0 26px;max-width:36rem}
.meta{font-size:13.5px;color:var(--ink-3);margin:0}
.card-meta{font-size:13.5px;color:var(--ink-3);margin:-4px 0 12px}
.a-next-l{font-size:14px;color:var(--ink-3);margin:0 0 10px}

/* ---------- blog index ---------- */
.blog{padding:clamp(60px,9vh,120px) var(--gutter) clamp(80px,12vh,140px)}
.b-head{max-width:40rem;margin-bottom:clamp(48px,7vh,80px)}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px)}
.card{display:block;text-decoration:none;color:inherit;padding:0 0 8px}
.card-art{background:var(--soft);border-radius:14px;aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;padding:6% 7%;margin-bottom:26px;overflow:hidden;transition:background .3s}
.card-art svg{width:100%;height:auto}
.card:hover .card-art{background:#ECEEF1}
.card h2{font-weight:300;font-size:clamp(24px,2.2vw,34px);line-height:1.15;letter-spacing:-.02em;margin:0 0 12px}
.card .lede{margin:0 0 18px;font-size:15.5px}
.card-go{font-size:13.5px;font-weight:500;color:var(--ink)}
.card-go i{font-style:normal;display:inline-block;transition:transform .25s}
.card:hover .card-go{color:var(--signal)}
.card:hover .card-go i{transform:translateX(4px)}
/* the thumbnails show the finished drawings */
.card .road-ink{stroke-dashoffset:0}
.card .bar,.card .bar-ref{transform:none}

/* ---------- article ---------- */
.article{padding:clamp(60px,9vh,120px) var(--gutter) clamp(80px,12vh,140px)}
.a-head{max-width:46rem;margin:0 auto clamp(40px,6vh,64px)}
.a-body{max-width:42rem;margin:0 auto}
.a-body p{font-size:clamp(16px,1.2vw,18px);line-height:1.7;color:var(--ink-2);margin:0 0 22px}
.a-body h2{font-weight:300;font-size:clamp(24px,2.2vw,32px);line-height:1.15;letter-spacing:-.02em;margin:clamp(40px,6vh,60px) 0 16px;color:var(--ink)}
.fig{margin:clamp(40px,6vh,72px) auto;max-width:62rem}
.fig figcaption{font-size:13px;line-height:1.5;color:var(--ink-3);margin-top:16px;max-width:42rem}
.fig.wide{background:var(--soft);border-radius:16px;padding:clamp(24px,4vw,56px)}
.fig svg{width:100%;height:auto;display:block}

/* road */
.road-bed{fill:none;stroke:rgba(27,27,27,.10);stroke-width:26;stroke-linecap:round}
.road-dash{fill:none;stroke:rgba(27,27,27,.28);stroke-width:1.2;stroke-dasharray:10 12}
.road-ink{fill:none;stroke:var(--signal);stroke-width:2.2;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 2.6s cubic-bezier(.45,0,.2,1) .3s}
.in .road-ink{stroke-dashoffset:0}
.station circle{fill:var(--paper);stroke:var(--signal);stroke-width:2.5}
.station text{text-anchor:middle;font-family:var(--sans)}
.st-line{stroke:rgba(27,27,27,.18);stroke-width:1;stroke-dasharray:2 4}
/* the card thumbnail shows just the road and its stops */
.card .station text,.card .st-line{display:none}
.card .road{margin-top:-8%}
.st-n{font-family:var(--mono)!important;font-size:12px;fill:var(--signal);letter-spacing:.1em}
.st-t{font-size:17px;fill:var(--ink)}
.st-s{font-size:13px;fill:var(--ink-3)}

/* bars */
.bars .axis{stroke:var(--hair)}
.bar{fill:var(--signal)}
.bar-ref{fill:none;stroke:var(--ink);stroke-width:1.2}
.bar,.bar-ref{transform-box:fill-box;transform-origin:50% 100%;transform:scaleY(0);transition:transform 1.1s cubic-bezier(.22,.61,.36,1);transition-delay:calc(.25s + var(--i) * .12s)}
.in .bar,.in .bar-ref{transform:none}
.bar-l{font-size:13px;fill:var(--signal);text-anchor:middle;font-family:var(--sans)}
.bar-l.ref{fill:var(--ink-2)}

/* staffing grid */
.staff .op{fill:var(--signal)}
.staff .st{fill:none;stroke:var(--ink-2);stroke-width:1.3}
.staff .op circle,.staff .op path{fill:var(--signal)}
.staff .st circle,.staff .st path{fill:none}
.staff .row,.staff .mult{opacity:0;transition:opacity .7s ease;transition-delay:calc(.3s + var(--r) * .45s)}
.in .staff .row,.in .staff .mult,.in.staff .row{opacity:1}
.staff .role{font-size:13px;fill:var(--ink-3);text-anchor:middle;font-family:var(--sans)}
.staff .role.op{fill:var(--signal)}
.staff .mult{font-family:var(--mono);font-size:14px;fill:var(--ink-3);text-anchor:end}

/* x-ray pair */
.xray .xray-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.xray img{width:100%;border-radius:8px;filter:grayscale(1)}

/* milestones */
.timeline{max-width:42rem;margin:clamp(40px,6vh,64px) auto;padding:28px 0 6px;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
.timeline h3{font-family:var(--mono);font-size:11px;font-weight:400;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin:0 0 18px}
.timeline ol{list-style:none;margin:0;padding:0}
.timeline li{display:grid;grid-template-columns:72px 1fr;gap:16px;margin:0 0 20px;font-size:15px;line-height:1.55;color:var(--ink-2)}
.timeline b{font-weight:400;font-family:var(--mono);font-size:13px;color:var(--signal);padding-top:2px}

/* read next */
.a-next{max-width:42rem;margin:clamp(56px,8vh,90px) auto 0;padding-top:28px;border-top:1px solid var(--hair)}
.a-next a{display:flex;justify-content:space-between;gap:24px;align-items:baseline;text-decoration:none;font-weight:300;font-size:clamp(20px,1.8vw,26px);line-height:1.25;letter-spacing:-.015em}
.a-next i{font-style:normal;color:var(--signal);transition:transform .25s}
.a-next a:hover{color:var(--signal)}
.a-next a:hover i{transform:translateX(4px)}

@media (max-width:860px){
  .cards{grid-template-columns:1fr;gap:56px}
  header nav{gap:16px}
}
@media (max-width:400px){
  header{padding:14px var(--gutter)}
  header nav{gap:12px}
  header nav a{font-size:12.5px}
  .brand svg{height:19px}
  .timeline li{grid-template-columns:56px 1fr}
}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;filter:none;transform:none;transition:none}
  .road-ink{stroke-dashoffset:0;transition:none}
  .bar,.bar-ref{transform:none;transition:none}
  .staff .row,.staff .mult{opacity:1;transition:none}
}

/* ---------- footer ----------
   Brand and one line on the left, two short link columns on the right, a quiet bottom row, and the
   wordmark set very large and pale underneath, cropped by the page edge. */
footer{background:var(--paper);color:var(--ink);position:relative;z-index:2;padding:clamp(64px,9vh,100px) var(--gutter) 0;overflow:hidden}
footer::before{content:"";position:absolute;top:0;left:var(--gutter);right:var(--gutter);height:1px;background:var(--hair)}   /* divider from the section above, on the content width */
.ft-top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:48px;align-items:start}
.ft-brand svg{height:26px;width:auto;display:block;color:var(--ink)}
.ft-brand p{margin:18px 0 0;max-width:22rem;color:var(--ink-2);font-size:clamp(15px,1.15vw,17.5px);line-height:1.5}
.ft-cols{display:flex;gap:clamp(40px,7vw,110px)}
.ft-cols div{display:flex;flex-direction:column;gap:12px;min-width:120px}
.ft-cols h4{margin:0 0 6px;font-family:var(--mono);font-size:11px;font-weight:400;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.ft-cols a,.ft-cols span{font-size:14px;color:var(--ink-2);text-decoration:none;transition:color .2s}
.ft-cols a:hover,.ft-cols a:focus-visible{color:var(--signal);outline:none}
.ft-bottom{display:flex;justify-content:space-between;gap:16px;margin-top:clamp(56px,8vh,90px);padding:22px 0;border-top:1px solid var(--hair);font-size:12.5px;color:var(--ink-3)}
.ft-bottom a{color:var(--ink-3);text-decoration:none;transition:color .2s}
.ft-bottom a:hover,.ft-bottom a:focus-visible{color:var(--ink);outline:none}
.ft-mark{display:block;color:#EEF0F3;margin:4px 0 -3.2%;line-height:0;pointer-events:none}
.ft-mark svg{width:100%;height:auto;display:block}
@media (max-width:760px){.ft-top{grid-template-columns:1fr}.ft-cols{gap:40px}.ft-bottom{flex-direction:column;gap:8px}}
@media (max-width:760px){.ft-top{grid-template-columns:1fr}.ft-cols{gap:40px}.ft-bottom{flex-direction:column;gap:8px}}

/* ---------- phones: a full-screen menu, and a bar that steps aside while reading ---------- */
.nav-toggle{display:none;position:relative;width:44px;height:44px;margin-right:-12px;align-items:center;justify-content:center;color:var(--ink);background:none;border:0;padding:0;cursor:pointer;-webkit-tap-highlight-color:transparent}
.nav-toggle i{position:relative;display:block;width:20px;height:10px}
.nav-toggle i::before,.nav-toggle i::after{content:"";position:absolute;left:0;right:0;height:1.5px;background:currentColor;transition:transform .3s cubic-bezier(.2,.8,.2,1),top .3s cubic-bezier(.2,.8,.2,1)}
.nav-toggle i::before{top:0}.nav-toggle i::after{top:8.5px}
header.open .nav-toggle i::before{top:4.25px;transform:rotate(45deg)}
header.open .nav-toggle i::after{top:4.25px;transform:rotate(-45deg)}
.nav-foot{display:none}
@media (max-width:720px){
  .nav-toggle{display:inline-flex}
  body>header{transition:transform .35s cubic-bezier(.2,.8,.2,1),background-color .45s ease}
  body>header.tucked{transform:translateY(-100%)}
  body>header.open{background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none}
  body>header nav{position:fixed;left:0;right:0;top:var(--nav-h,64px);bottom:0;display:flex;flex-direction:column;gap:0;padding:12px var(--gutter) calc(28px + env(safe-area-inset-bottom));
    background:#fff;overflow-y:auto;overscroll-behavior:contain;opacity:0;visibility:hidden;transition:opacity .25s ease,visibility 0s linear .25s}
  body>header.open nav{opacity:1;visibility:visible;transition:opacity .25s ease}
  body>header nav a{font-weight:300;font-size:34px;line-height:1.1;letter-spacing:-.02em;padding:14px 0;color:var(--ink);border:0;
    opacity:0;transform:translateY(14px);transition:opacity .4s ease,transform .5s cubic-bezier(.2,.8,.2,1)}
  body>header.open nav a{opacity:1;transform:none}
  body>header.open nav a:nth-child(1){transition-delay:.04s}body>header.open nav a:nth-child(2){transition-delay:.08s}
  body>header.open nav a:nth-child(3){transition-delay:.12s}body>header.open nav a:nth-child(4){transition-delay:.16s}
  body>header.open nav a:nth-child(5){transition-delay:.2s}
  body>header nav a[aria-current="page"]{color:var(--signal);border:0}
  body>header nav a:hover{color:var(--signal)}
  .nav-foot{display:block;margin-top:auto;padding-top:28px;font-size:14px;line-height:1.6;color:var(--ink-3);opacity:0;transition:opacity .4s ease .24s}
  body>header.open .nav-foot{opacity:1}
  .nav-foot a{font-size:14px!important;font-weight:400!important;padding:0!important;color:var(--ink-2)!important;opacity:1!important;transform:none!important;letter-spacing:0!important}
  header.dark .nav-toggle{color:#F1EFEC}
  body>header.dark.open{background:#2A2A2A}
  header.dark nav{background:#2A2A2A}
  header.dark nav a{color:#F1EFEC}
  header.dark .nav-foot,header.dark .nav-foot a{color:rgba(241,239,236,.6)!important}
  html.menu-open,html.menu-open body{overflow:hidden}
}
@media (max-width:720px) and (prefers-reduced-motion:reduce){body>header nav a{transform:none;transition:opacity .2s}body>header.tucked{transform:none}}

/* ---------- the founders' letter ---------- */
/* V13: the letter is set exactly as the founders formatted it: plain justified paragraphs; the greeting, the two questions,
   the "last window" line and the sign-off in italics, the questions and that line centred; one underline */
.letter .a-body p{text-align:justify}
.letter .a-body p.it{font-style:italic}
.letter .a-body p.mid{text-align:center}
.letter .a-body p.sign{margin-top:40px}
.letter .a-body u{text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
.card-wide{grid-column:1 / -1}
.card-letter{aspect-ratio:auto!important;min-height:220px;flex-direction:column;align-items:flex-start!important;justify-content:space-between!important;padding:clamp(28px,4vw,48px)!important}
.card-letter p{margin:0;font-weight:300;font-size:clamp(28px,3.2vw,48px);letter-spacing:-.025em;color:var(--ink)}
.card-letter span{font-size:15px;color:var(--signal)}

/* ---------- what is surgical machine intelligence ---------- */
.smi-fig{max-width:1100px;margin:clamp(36px,6vh,64px) auto}
.smi-stage{background:#2A2A2A;border-radius:16px;overflow:hidden}
.smi-stage{position:relative;aspect-ratio:16/10;min-height:520px;cursor:grab;touch-action:pan-y}
.smi-stage.grabbing{cursor:grabbing}
.smi-stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity 1s ease}
.smi-fig.ready .smi-stage canvas{opacity:1}
.smi-lines{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.smi-lines path{fill:none;stroke:rgba(241,239,236,.4);stroke-width:1}
.smi-lines path.r{stroke:rgba(242,99,74,.7)}
.smi-lines .dot{fill:#F1EFEC}.smi-lines .dot.r{fill:var(--signal)}
.smi-lines .ring{fill:rgba(42,42,42,.55);stroke:rgba(241,239,236,.6);stroke-width:1}.smi-lines .ring.r{stroke:var(--signal);stroke-width:1.5;fill:rgba(242,99,74,.18)}
.smi-fig:not(.ready) .smi-lines,.smi-fig:not(.ready) .smi-tags{opacity:0}
.smi-lines,.smi-tags{transition:opacity .8s ease .3s}
.smi-tags{position:absolute;inset:0;pointer-events:none}
.smi-tag{position:absolute;left:0;top:0;white-space:nowrap;font-size:14px;line-height:18px;color:#D9D6D1}
.smi-tag.r{color:var(--signal);font-size:16px}
.smi-key{position:absolute;top:22px;margin:0;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:#8A8885}
.smi-key.l{left:5%}.smi-key.r{right:5%;color:var(--signal)}
.smi-fig figcaption{background:var(--paper);font-size:13.5px;line-height:1.55;color:var(--ink-3);padding:16px 2px 0;margin:0}
.smi-fig figcaption b{color:var(--ink);font-weight:500}
.smi-pull{font-weight:300!important;font-size:clamp(22px,2vw,30px)!important;line-height:1.3!important;letter-spacing:-.015em;color:var(--ink)!important;margin:36px 0!important;padding-left:20px;border-left:2px solid var(--signal)}
.smi-envs{margin:0 0 24px;padding:0;list-style:none;counter-reset:env}
.smi-envs li{position:relative;counter-increment:env;padding:16px 0 16px 44px;border-top:1px solid var(--hair);font-size:clamp(16px,1.2vw,18px);line-height:1.6;color:var(--ink-2)}
.smi-envs li:last-child{border-bottom:1px solid var(--hair)}
.smi-envs li::before{content:"0" counter(env);position:absolute;left:0;top:18px;font-size:12px;letter-spacing:.1em;color:var(--signal)}
.smi-envs b{font-weight:500;color:var(--ink)}
.card-smi{aspect-ratio:auto!important;min-height:220px;flex-direction:column;align-items:flex-start!important;justify-content:space-between!important;padding:clamp(28px,4vw,48px)!important;background:radial-gradient(120% 95% at 88% 125%,rgba(240,85,46,.9),rgba(240,85,46,0) 58%),radial-gradient(80% 70% at 42% 130%,rgba(39,205,177,.5),rgba(39,205,177,0) 62%),radial-gradient(70% 60% at 10% 120%,rgba(246,165,142,.35),rgba(246,165,142,0) 60%),#2A2A2A!important}
.card-smi p{margin:0;font-weight:300;font-size:clamp(28px,3.2vw,48px);line-height:1.08;letter-spacing:-.025em;color:#F1EFEC}
.card-smi span{font-size:15px;color:var(--signal)}
.card-dark:hover .card-smi{filter:brightness(1.08)}
@media (max-width:620px){.smi-stage{aspect-ratio:3/4;min-height:0}.smi-tag{font-size:12px}.smi-tag.r{font-size:13px}.smi-key{display:none}}

/* ================= blog, redesigned ================= */
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.blog{padding:0 0 clamp(80px,12vh,140px)}

/* the entrance: the homepage's vessel film in the dark, framed by fine rules */
.b-hero{position:relative;height:clamp(420px,62vh,640px);background:#2A2A2A;overflow:hidden;display:flex;align-items:center;isolation:isolate}
.b-film{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:62% 50%;pointer-events:none;
  filter:invert(1) hue-rotate(180deg) saturate(1.2) brightness(1.1);mix-blend-mode:lighten}
.b-hero::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(60% 75% at 18% 50%,rgba(42,42,42,.92),rgba(42,42,42,.5) 55%,rgba(42,42,42,0) 100%)}
.b-hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;--r:rgba(241,239,236,.14);
  background:linear-gradient(var(--r),var(--r)) var(--gutter) 0/1px 100% no-repeat,linear-gradient(var(--r),var(--r)) calc(100% - var(--gutter)) 0/1px 100% no-repeat,
    linear-gradient(var(--r),var(--r)) 0 16%/100% 1px no-repeat,linear-gradient(var(--r),var(--r)) 0 84%/100% 1px no-repeat}
.b-frame{position:relative;z-index:2;padding:0 calc(var(--gutter) + clamp(24px,4vw,56px));width:100%}
.b-hero h1{color:#F1EFEC;font-size:clamp(40px,5vw,76px);line-height:1.02;letter-spacing:-.035em;margin:0 0 20px;max-width:14ch}
.b-hero .lede{color:#B8B5B0;max-width:32rem;margin:0}

.b-wrap{padding:0 var(--gutter)}
/* the newest piece, large */
.b-feature{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(24px,4vw,64px);align-items:center;text-decoration:none;color:inherit;
  margin:clamp(40px,7vh,72px) 0;padding-bottom:clamp(40px,7vh,72px);border-bottom:1px solid var(--hair)}
.b-feature h2{font-weight:300;font-size:clamp(28px,2.8vw,44px);line-height:1.08;letter-spacing:-.025em;margin:12px 0 14px}
.b-feature .lede{margin:0 0 20px}
.b-feature:hover h2{color:var(--signal)}
.b-feature:hover .card-go i{transform:translateX(4px)}
.post-meta{font-size:13.5px;color:var(--ink-3);margin:0;display:flex;gap:12px;align-items:baseline}
.post-meta span{color:var(--ink)}

/* categories and search */
.b-bar{display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap;margin:0 0 clamp(28px,4vh,44px)}
.b-pills{display:flex;gap:8px;flex-wrap:wrap}
.b-pills button{font-family:var(--sans);font-size:13.5px;padding:8px 16px;border-radius:999px;border:1px solid var(--hair);background:#fff;color:var(--ink);cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.b-pills button:hover{border-color:rgba(27,27,27,.35)}
.b-pills button.on{background:var(--ink);border-color:var(--ink);color:#fff}
.b-search input{font-family:var(--sans);font-size:13.5px;width:min(280px,100%);padding:9px 16px 9px 36px;border-radius:999px;border:1px solid var(--hair);color:var(--ink);background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238C8C8C' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-4-4'/%3E%3C/svg%3E") 13px 50%/15px no-repeat}
.b-search input:focus{outline:none;border-color:var(--ink)}

/* the grid of pieces */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(28px,3vw,44px) clamp(20px,2.4vw,36px)}
.post{display:block;text-decoration:none;color:inherit}
.post[hidden]{display:none}
.post .card-art,.b-feature .card-art{aspect-ratio:16/10!important;min-height:0!important;border-radius:8px;margin:0 0 16px;transition:filter .3s}
.b-feature .card-art{margin:0}
.post:hover .card-art{filter:brightness(.97)}
.post .card-smi p,.post .card-letter p{font-size:clamp(20px,1.8vw,28px)}
.post h3{font-weight:300;font-size:clamp(19px,1.55vw,24px);line-height:1.2;letter-spacing:-.015em;margin:8px 0 0;transition:color .2s}
.post:hover h3{color:var(--signal)}
.b-none{color:var(--ink-3);font-size:15px;margin:24px 0 0}

/* ---------- articles: a meta bar, and a contents rail that follows the reader ---------- */
.a-head{max-width:1120px;margin:0 auto clamp(28px,4vh,40px)}
.a-head h1{font-size:clamp(36px,4.4vw,66px);line-height:1.04;letter-spacing:-.03em;max-width:20ch}
.a-head .lede{max-width:40rem}
.a-crumb{font-size:13.5px;color:var(--ink-3);display:flex;gap:10px;margin:0 0 22px}
.a-crumb a{color:var(--ink-2);text-decoration:none}
.a-crumb a:hover{color:var(--signal)}
.a-metabar{max-width:1120px;margin:0 auto clamp(40px,6vh,64px);display:flex;gap:24px;align-items:center;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);padding:12px 0;font-size:13.5px;color:var(--ink-3)}
.a-metabar span:first-of-type{flex:1}
.a-back{color:var(--ink-2);text-decoration:none;white-space:nowrap}
.a-back:hover{color:var(--signal)}
.a-share{font-family:var(--sans);font-size:13px;padding:7px 14px;border-radius:999px;border:1px solid var(--hair);background:#fff;color:var(--ink);cursor:pointer}
.a-share:hover{border-color:var(--ink)}
.a-wrap{max-width:1120px;margin:0 auto}
.a-wrap.has-toc{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:clamp(40px,6vw,96px);align-items:start}
.a-wrap.has-toc .a-body,.a-wrap.has-toc .a-next{max-width:44rem;margin-left:0;margin-right:0}
.a-wrap.has-toc .fig,.a-wrap.has-toc .smi-fig{max-width:none;margin-left:0;margin-right:0}
.toc{position:sticky;top:96px;padding-left:24px;border-left:1px solid var(--hair)}
.toc-h{font-size:17px;color:var(--ink);margin:0 0 14px}
.toc ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.toc a{display:flex;gap:12px;align-items:center;padding:9px 12px;border-radius:8px;text-decoration:none;font-size:14px;line-height:1.3;color:var(--ink-2);transition:background .25s,color .25s}
.toc a:hover{color:var(--ink)}
.toc a span{flex:0 0 20px;height:20px;border-radius:50%;background:var(--ink);color:#fff;font-size:11px;display:grid;place-items:center;transition:background .25s,color .25s}
.toc a.on{background:var(--ink);color:#fff}
.toc a.on span{background:#fff;color:var(--ink)}

@media (max-width:1000px){.posts{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){
  .b-feature{grid-template-columns:1fr}
  .a-wrap.has-toc{display:block}
  .toc{display:none}
}
@media (max-width:600px){
  .posts{grid-template-columns:1fr}
  .b-search,.b-search input{width:100%}
  .a-metabar{flex-wrap:wrap;gap:10px 18px}
}
/* the card thumbnails show the finished drawings */
.post .road-ink,.b-feature .road-ink{stroke-dashoffset:0}
.post .bar,.post .bar-ref,.b-feature .bar,.b-feature .bar-ref{transform:none}
.post .station text,.post .st-line{display:none}
.post .road{margin-top:-8%}

/* ---------------- reading focus (read.js): the paragraph at the reading line is lit, the rest step back ---------------- */
.reading .dimmable{transition:opacity .5s ease}
.reading .dimmable:not(.rv):not(.lit),.reading .dimmable.rv.in:not(.lit){opacity:.32}
@media (prefers-reduced-motion:reduce){.reading .dimmable{transition:none}}

/* ---------- V8: medieval and modern, as collage, on every page. An old picture (or a photograph) pasted in as a torn
   print: a cream torn edge, a salmon block offset behind, a soft shadow; labels in an italic serif ---------- */
:root{--classic:"Cormorant Garamond","EB Garamond",Georgia,serif}
.torn-print{position:relative}
.torn-print::before{content:"";position:absolute;left:-16px;top:18%;width:42%;height:76%;background:var(--signal);opacity:.92;z-index:0}
.torn-print > img,.torn-print .tp-pic{position:relative;z-index:1;display:block;padding:7px;background:#EFE7DA;clip-path:polygon(0% 0%,100% 0%,99.2% 4.5%,99.6% 9.1%,98.4% 13.6%,99.8% 18.2%,98.7% 22.7%,99.1% 27.3%,99.9% 31.8%,98.8% 36.4%,99.9% 40.9%,99.0% 45.5%,99.8% 50.0%,99.8% 54.5%,99.0% 59.1%,98.0% 63.6%,99.7% 68.2%,99.5% 72.7%,98.5% 77.3%,97.7% 81.8%,98.6% 86.4%,99.0% 90.9%,97.7% 95.5%,99.9% 100%,95.5% 97.9%,90.9% 99.3%,86.4% 99.7%,81.8% 99.7%,77.3% 99.3%,72.7% 98.0%,68.2% 99.6%,63.6% 98.6%,59.1% 98.5%,54.5% 99.1%,50.0% 98.7%,45.5% 99.8%,40.9% 99.9%,36.4% 99.5%,31.8% 98.4%,27.3% 99.0%,22.7% 99.2%,18.2% 98.6%,13.6% 98.9%,9.1% 99.3%,4.5% 98.1%,0% 100%);filter:drop-shadow(0 12px 22px rgba(0,0,0,.45))}
.side-scrap{position:absolute;z-index:3;margin:0;width:clamp(150px,13vw,210px);pointer-events:none}
.side-scrap .ss-pic{position:relative;display:block;filter:drop-shadow(0 12px 22px rgba(0,0,0,.55))}
.side-scrap .ss-pic::before{content:"";position:absolute;left:-12px;top:24%;width:52%;height:72%;background:var(--signal);opacity:.92}
.side-scrap .ss-pic span{position:relative;display:block;padding:6px;background:#EFE7DA;clip-path:polygon(0% 0%,100% 0%,99.2% 4.5%,99.6% 9.1%,98.4% 13.6%,99.8% 18.2%,98.7% 22.7%,99.1% 27.3%,99.9% 31.8%,98.8% 36.4%,99.9% 40.9%,99.0% 45.5%,99.8% 50.0%,99.8% 54.5%,99.0% 59.1%,98.0% 63.6%,99.7% 68.2%,99.5% 72.7%,98.5% 77.3%,97.7% 81.8%,98.6% 86.4%,99.0% 90.9%,97.7% 95.5%,99.9% 100%,95.5% 97.9%,90.9% 99.3%,86.4% 99.7%,81.8% 99.7%,77.3% 99.3%,72.7% 98.0%,68.2% 99.6%,63.6% 98.6%,59.1% 98.5%,54.5% 99.1%,50.0% 98.7%,45.5% 99.8%,40.9% 99.9%,36.4% 99.5%,31.8% 98.4%,27.3% 99.0%,22.7% 99.2%,18.2% 98.6%,13.6% 98.9%,9.1% 99.3%,4.5% 98.1%,0% 100%)}
.side-scrap img{display:block;width:100%;height:auto}
.side-scrap figcaption{margin-top:18px;font-family:var(--classic);font-style:italic;font-weight:500;font-size:17px;line-height:1.3;color:#E4DED4}
@media (max-width:1180px){ .side-scrap.wide-only{display:none} }
.torn-figs img{padding:6px;background:#EFE7DA;clip-path:polygon(0% 0%,100% 0%,99.2% 4.5%,99.6% 9.1%,98.4% 13.6%,99.8% 18.2%,98.7% 22.7%,99.1% 27.3%,99.9% 31.8%,98.8% 36.4%,99.9% 40.9%,99.0% 45.5%,99.8% 50.0%,99.8% 54.5%,99.0% 59.1%,98.0% 63.6%,99.7% 68.2%,99.5% 72.7%,98.5% 77.3%,97.7% 81.8%,98.6% 86.4%,99.0% 90.9%,97.7% 95.5%,99.9% 100%,95.5% 97.9%,90.9% 99.3%,86.4% 99.7%,81.8% 99.7%,77.3% 99.3%,72.7% 98.0%,68.2% 99.6%,63.6% 98.6%,59.1% 98.5%,54.5% 99.1%,50.0% 98.7%,45.5% 99.8%,40.9% 99.9%,36.4% 99.5%,31.8% 98.4%,27.3% 99.0%,22.7% 99.2%,18.2% 98.6%,13.6% 98.9%,9.1% 99.3%,4.5% 98.1%,0% 100%);filter:drop-shadow(0 10px 18px rgba(0,0,0,.35))}
.torn-figs{position:relative}
.torn-figs::before{content:"";position:absolute;left:-14px;top:22%;width:30%;height:66%;background:var(--signal);opacity:.92}
.paper > .side-scrap{position:absolute}   /* beats the paper's own rule that keeps its children in flow */
.paper > .side-scrap{width:clamp(140px,11.5vw,185px)}   /* the manifesto's scraps sit in the case's margins, so they stay small */
@media (max-width:1360px){ .paper > .side-scrap{display:none} }

/* V8: the six treatment pictures from the home page (media/m-*.jpg), reused through the posts as notes: a small torn
   scrap on a salmon block beside the passage it belongs to, floated into the text, alternating sides */
.m-note{float:right;clear:right;width:clamp(140px,12vw,180px);margin:6px 0 18px 34px;position:relative}
.m-note.l{float:left;clear:left;margin:6px 34px 18px 12px}
.m-note .mn-pic{position:relative;display:block;filter:drop-shadow(0 10px 18px rgba(0,0,0,.28))}
.m-note .mn-pic::before{content:"";position:absolute;left:-12px;top:26%;width:52%;height:70%;background:var(--signal,#F2634A);opacity:.92}
.m-note .mn-pic span{position:relative;display:block;padding:6px;background:#EFE7DA;clip-path:polygon(0% 0%,100% 0%,99.2% 4.5%,99.6% 9.1%,98.4% 13.6%,99.8% 18.2%,98.7% 22.7%,99.1% 27.3%,99.9% 31.8%,98.8% 36.4%,99.9% 40.9%,99.0% 45.5%,99.8% 50.0%,99.8% 54.5%,99.0% 59.1%,98.0% 63.6%,99.7% 68.2%,99.5% 72.7%,98.5% 77.3%,97.7% 81.8%,98.6% 86.4%,99.0% 90.9%,97.7% 95.5%,99.9% 100%,95.5% 97.9%,90.9% 99.3%,86.4% 99.7%,81.8% 99.7%,77.3% 99.3%,72.7% 98.0%,68.2% 99.6%,63.6% 98.6%,59.1% 98.5%,54.5% 99.1%,50.0% 98.7%,45.5% 99.8%,40.9% 99.9%,36.4% 99.5%,31.8% 98.4%,27.3% 99.0%,22.7% 99.2%,18.2% 98.6%,13.6% 98.9%,9.1% 99.3%,4.5% 98.1%,0% 100%);transform:rotate(-1.5deg)}
.m-note.l .mn-pic span{transform:rotate(1.5deg)}
.m-note img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover}
.m-note figcaption{margin-top:14px;font-family:var(--classic);font-style:italic;font-weight:500;font-size:17px;line-height:1.3;color:#4A4540}
@media (max-width:600px){ .m-note,.m-note.l{width:118px} .m-note figcaption{font-size:15px} }
.a-body h2{clear:both}   /* a heading never wraps round a scrap above it */
.smi-img img{display:block;width:100%;height:auto;border-radius:14px;box-shadow:0 18px 40px -18px rgba(20,24,30,.35)}   /* the article's own figures, as supplied */
.a-body p.smi-join{font-size:clamp(20px,1.6vw,24px);font-weight:500;color:var(--ink);margin-top:36px}
.smi-join a{color:inherit;text-decoration:none;border-bottom:1px solid currentColor}.smi-join a span{color:var(--signal,#F2634A)}

/* ---------- V10: the blog is a plain index, like a research journal: title, date, one line. No cards, no pictures ---------- */
.b-simple{max-width:1120px;margin:0 auto;padding:clamp(90px,14vh,150px) var(--gutter) clamp(90px,14vh,150px);box-sizing:content-box}
.b-simple h1{font-weight:300;font-size:clamp(34px,3.4vw,52px);line-height:1.05;letter-spacing:-.03em;margin:0 0 clamp(36px,6vh,64px)}
.b-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--hair)}
.b-list li{border-bottom:1px solid var(--hair)}
.b-list a{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:40px;row-gap:8px;padding:clamp(24px,3.4vh,34px) 0;color:inherit;text-decoration:none}
.b-list h2{grid-column:1;margin:0;font-weight:400;font-size:clamp(19px,1.5vw,23px);line-height:1.3;letter-spacing:-.012em;color:var(--ink);transition:color .2s}
.b-list time{grid-column:2;grid-row:1;align-self:baseline;font-size:13.5px;color:var(--ink-3);white-space:nowrap;font-variant-numeric:tabular-nums}
.b-list p{grid-column:1;margin:0;max-width:44rem;font-size:14.5px;line-height:1.5;color:var(--ink-3)}   /* the authors, quietly */
.b-list a:hover h2,.b-list a:focus-visible h2{color:var(--signal)}
.b-list a:focus-visible{outline:none}
@media (max-width:620px){ .b-list a{grid-template-columns:1fr} .b-list time{grid-column:1;grid-row:auto;order:-1} }
.fig figcaption b{color:var(--ink);font-weight:500}   /* V10: every figure is numbered, as the licensed one was */

/* V12 type system (as on the homepage): Inter Tight, light, to read; Instrument Serif italic for the voice.
   The manifesto's paper keeps its own typeset face (manifesto/latex.css) */
:root{--sans:"Inter Tight",Arial,"Helvetica Neue",Helvetica,sans-serif;--classic:"Instrument Serif",Georgia,serif;--mono:var(--sans)}
h1,h2{font-weight:300!important;letter-spacing:-.018em}
h1 em,h2 em,h3 em{font-family:var(--classic);font-style:italic;font-weight:400;font-size:1.12em;letter-spacing:-.012em;line-height:0;color:var(--signal)}

/* V12: the manifesto's pictures carry their source and date */
.side-scrap figcaption{margin-top:14px;font-family:var(--sans);font-style:normal;font-weight:400;font-size:12.5px;line-height:1.45;letter-spacing:.005em;color:rgba(241,239,236,.6)}
.side-scrap figcaption i{font-family:var(--classic);font-style:italic;font-size:1.12em;color:rgba(241,239,236,.82)}

/* V14: phones. The byline takes a line of its own under the back link; the date, reading time and copy button share the next.
   The letter keeps its justified paragraphs, hyphenated so a narrow column doesn't open wide gaps between words */
@media (max-width:600px){
  .a-metabar{flex-wrap:wrap;gap:6px 16px}
  .a-metabar .a-back{flex:1 1 100%}
  .a-metabar .a-by{flex:1 1 100%!important;order:1}
  .a-metabar > span:not(.a-by),.a-metabar .a-share{order:2}
  .a-metabar span:first-of-type{flex:0 1 auto}
  .a-metabar .a-by{flex:1 1 100%!important}
}
.letter .a-body p{-webkit-hyphens:auto;hyphens:auto}