:root{
  /* ── Black & Cream ─────────────────────────────────────────
     Two colors only: pure black ground, cream ink. Cream is
     also the accent; every other step is mixed from the two. */
  --sand:#F2EBDA;      /* cream: ink + accent */
  --cyprus:#000000;    /* pure black ground   */

  /* surfaces */
  --bg:var(--cyprus);
  --raise:#100F0C;     /* cards, panels lifted off the page */
  --sink:#080706;      /* table heads, hovers, recessed fills */
  --line:#24221D;      /* hairlines */
  --line-strong:#5C574C;/* control borders, needs 3:1-ish presence */

  /* ink — every step tinted from the cream, never cold gray */
  --fg:var(--sand);
  --dim:#C7C0B0;       /* secondary prose            11:1 on black */
  --faint:#A39C8C;     /* mono meta, 11px labels     7.5:1 on black */

  /* accent roles */
  --accent:var(--sand);
  --accent-bright:var(--sand);  /* live dots, glows */
  --accent-soft:#16140F;    /* tint fill behind accent content */
  --on-accent:#000000;      /* black type on a cream field */

  /* code — the page inverts into cream, keeping the poster's duality */
  --code-bg:#ECE4D1;
  --code-fg:#0B0A08;
  --code-dim:#6B6558;

  /* semantic */
  --ok:#5FC98F; --warn:#E5B25C; --bad:#F2887C; --info:#77C3E5;

  /* motion: one curve family. fold = the hard black/cream edge sweeping,
     out = confident arrival. Nothing here bounces. */
  --ease-fold:cubic-bezier(.76,0,.24,1);
  --ease-out:cubic-bezier(.16,1,.3,1);

  --f-display:"Helvetica Neue",Helvetica,Arial,sans-serif;
  --f-mono:ui-monospace,"SF Mono",Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:var(--f-display);overflow-x:hidden;-webkit-font-smoothing:antialiased}
body.lock{overflow:hidden}
a{color:inherit;text-decoration:none}

/* grain */
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:9998;opacity:.05;mix-blend-mode:screen;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E")}

/* cursor */
.cur{position:fixed;top:0;left:0;width:8px;height:8px;border-radius:50%;background:var(--accent);pointer-events:none;z-index:9999;translate:-50% -50%}
.cur-ring{position:fixed;top:0;left:0;width:38px;height:38px;border:1px solid #F2EBDA38;border-radius:50%;pointer-events:none;z-index:9999;translate:-50% -50%}
.cur-ring i{display:block;width:100%;height:100%;border-radius:50%;transition:scale .25s,background .25s,box-shadow .25s}
.cur-ring.on i{scale:1.85;background:#F2EBDA1f;box-shadow:0 0 0 1px var(--accent)}
@media(hover:none){.cur,.cur-ring{display:none}}

/* preloader — a graph assembles on the Sand ground, then dissolves into the
   background network the page already runs. The loader becomes the backdrop. */
#pre{position:fixed;inset:0;z-index:10000;background:var(--bg);
  transition:opacity .7s var(--ease-out)}
#pre.done{opacity:0;pointer-events:none}
#pre-net{position:absolute;inset:0;width:100%;height:100%;display:block}
#pre .pre-ui{position:absolute;inset:0;display:flex;align-items:center;padding:0 6vw;
  /* #hero sits above true centre (its padding-top:20vh); match that so the name
     resolves exactly where the headline rises and the dissolve hands off in place */
  transform:translateY(-10vh)}
/* the name resolves out of noise — the load reads as structure emerging,
   which is the work itself. No percentage, no spinner. */
#pre .word{font-family:var(--f-mono);font-size:clamp(26px,6.4vw,76px);font-weight:700;
  letter-spacing:.02em;line-height:1;white-space:pre;display:flex}
#pre .word b{font-weight:700;color:var(--fg);transition:color .25s ease}
#pre .word b.noise{color:var(--line-strong)}

/* nav */
nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;justify-content:space-between;align-items:center;padding:24px 6vw;color:var(--fg);background:linear-gradient(var(--bg) 55%,transparent);font-family:var(--f-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
nav .links{display:flex;gap:28px}
nav a{position:relative}
nav a::after{content:"";position:absolute;left:0;bottom:-4px;height:1px;width:100%;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease-fold)}
nav a:hover::after{transform:scaleX(1)}
@media(max-width:700px){nav .links{display:none}}

section{padding:14vh 6vw;position:relative}
.eyebrow{font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--faint);margin-bottom:32px;display:flex;gap:14px;align-items:center}
.eyebrow::before{content:"";width:40px;height:1px;background:var(--accent)}

/* hero */
#hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding-top:20vh}

/* halftone portrait: sits behind the headline on the right and fades out where the photo is cropped.
   Solid ground so the background network never draws through the face. */
#portrait{--ps:min(80svh,46vw);position:absolute;right:3vw;top:max(76px,9svh);width:var(--ps);height:var(--ps);z-index:-1;
  color:var(--fg);background:var(--bg);pointer-events:none;
  --fade:linear-gradient(#000 64%,transparent 97%),linear-gradient(90deg,transparent,#000 14%,#000 88%,transparent);
  -webkit-mask-image:var(--fade);-webkit-mask-composite:source-in;mask-image:var(--fade);mask-composite:intersect}
/* phones: no room beside the headline, so it leads the hero at full strength */
@media(max-width:700px){
  #hero{padding-top:84px}
  #portrait{position:relative;top:auto;right:auto;width:calc(100% + 12vw);height:auto;aspect-ratio:1;margin:0 -6vw -22vw}
}

.h-line{overflow:hidden;margin-bottom:-.17em}
.h-line span{display:block;font-size:clamp(44px,11vw,168px);font-weight:700;line-height:.92;letter-spacing:-.045em;padding-bottom:.22em;transform:translateY(125%)}
.h-line span em{font-style:italic;font-weight:300;color:var(--accent-bright)}
.badge{display:inline-block;align-self:flex-start;margin-top:22px;background:var(--accent);color:var(--on-accent);
  font-family:var(--f-mono);font-size:clamp(12px,1.4vw,18px);font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  padding:8px 18px;transform:rotate(-2deg)}


.hero-foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;margin-top:8vh;font-family:var(--f-mono);font-size:12px;line-height:1.7;color:var(--faint);letter-spacing:.05em}
.hero-foot p{max-width:38ch}
.hero-foot b{color:var(--fg);font-weight:400}

/* marquee */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;overflow:hidden;white-space:nowrap;display:flex}
.marquee div{display:flex;gap:48px;padding-right:48px;animation:slide 28s linear infinite}
.marquee span{font-size:clamp(20px,3vw,40px);font-weight:700;letter-spacing:-.02em;color:#F2EBDA29;display:flex;gap:48px;align-items:center}
.marquee span::after{content:"◆";color:var(--accent);font-size:12px;opacity:.5}
.marquee:hover div{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-100%)}}

/* reveal */
.rv{opacity:0;transform:translateY(22px);
  transition:opacity .6s var(--ease-out),transform .85s var(--ease-out)}
.rv.in{opacity:1;transform:none}

/* attention matrix */
.viz-card{border:1px solid var(--line);padding:22px;background:var(--raise)}
.viz-card h5{font-family:var(--f-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--dim);display:flex;justify-content:space-between;margin-bottom:16px}
.viz-card h5 b{color:var(--accent);font-weight:400}
#attn rect{fill:var(--accent)}
#attn .tk{font-family:var(--f-mono);font-size:7px;fill:var(--faint);letter-spacing:.05em}
.legend{display:flex;align-items:center;gap:8px;margin-top:14px;font-family:var(--f-mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.legend i{flex:1;height:4px;background:linear-gradient(90deg,var(--sink),var(--accent))}

/* flowing network background */
#flow{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.5}
section,footer,.marquee{position:relative;z-index:1}

/* scroll progress */
#prog{position:fixed;top:0;left:0;height:2px;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:left;z-index:200}

/* status strip */
.status{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.status span{border:1px solid var(--line);padding:8px 14px;color:var(--faint);display:flex;align-items:center;gap:9px}
.status .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-bright);box-shadow:0 0 0 0 #F2EBDA99;animation:ping 2s ease-out infinite}
@keyframes ping{70%{box-shadow:0 0 0 9px #F2EBDA00}100%{box-shadow:0 0 0 0 #F2EBDA00}}

/* project sparkline */
.spark{width:54px;height:22px;overflow:visible}
.spark rect{fill:var(--line-strong);transform-origin:bottom;transition:transform .45s var(--ease-out),fill .45s}
.item:hover .spark rect{fill:var(--on-accent)}
.item:hover .spark rect:nth-child(1){transform:scaleY(2.2)}
.item:hover .spark rect:nth-child(2){transform:scaleY(1.3)}
.item:hover .spark rect:nth-child(3){transform:scaleY(2.9)}
.item:hover .spark rect:nth-child(4){transform:scaleY(1.8)}
.item:hover .spark rect:nth-child(5){transform:scaleY(3.4)}
@media(max-width:700px){.spark{display:none}}

/* agent loop */
#loop{border-top:1px solid var(--line);padding:9vh 6vw;display:grid;grid-template-columns:1.1fr 1fr;gap:5vw;align-items:center}
#loop h2{font-size:clamp(24px,3vw,44px);font-weight:500;letter-spacing:-.03em;line-height:1.15}
#loop h2 i{font-style:normal;color:var(--accent-bright)}
#loop .sub{font-family:var(--f-mono);font-size:12px;color:var(--dim);line-height:1.9;margin-top:22px;max-width:46ch}
#ring{width:100%;height:auto;max-width:500px;margin-inline:auto;display:block}
#ring .track{fill:none;stroke:var(--line-strong);stroke-width:2.5}
#ring .arc{fill:none;stroke:var(--accent);stroke-width:2.5;stroke-linecap:round;opacity:.9}
#ring .stage circle{fill:var(--raise);stroke:var(--dim);stroke-width:1.5;transition:fill .4s var(--ease-out),stroke .4s var(--ease-out),r .4s var(--ease-out)}
#ring .stage.done circle{fill:var(--accent);stroke:var(--accent)}
/* the live stage is the one the eye must find: solid, larger, and breathing */
#ring .stage.live circle{fill:var(--accent);stroke:var(--accent);r:10}
#ring .stage.live .halo{fill:none;stroke:var(--accent);stroke-width:1.5;r:9;
  transform-origin:center;transform-box:fill-box;animation:stagepulse 1.5s var(--ease-out) infinite}
#ring .halo{opacity:0;r:9}
@keyframes stagepulse{
  from{opacity:.55;scale:1}
  to{opacity:0;scale:2.4}
}
#ring .stage text{font-family:var(--f-mono);font-size:9px;fill:var(--faint);letter-spacing:.14em;text-transform:uppercase;transition:fill .4s var(--ease-out)}
#ring .stage.done text{fill:var(--dim)}
#ring .stage.live text{fill:var(--accent)}
#ring .runner{fill:var(--bg);stroke:var(--accent);stroke-width:3}
#ring .ctr{font-family:var(--f-mono);font-size:10px;fill:var(--faint);letter-spacing:.16em;text-transform:uppercase}
#ring .ctr.big{font-size:17px;fill:var(--fg);letter-spacing:.04em;text-transform:uppercase}
.trace{font-family:var(--f-mono);font-size:12.5px;line-height:2.05;color:var(--dim);border-left:1px solid var(--line);padding-left:18px;margin-top:26px;min-height:196px}
.trace div{opacity:0;animation:tin .4s forwards}
@keyframes tin{to{opacity:1}}
.trace b{color:var(--accent);font-weight:400}
.trace .muted{color:var(--faint)}
@media(max-width:900px){#loop{grid-template-columns:1fr}}

/* context window */
#ctxwin{border-top:1px solid var(--line);padding:8vh 6vw}
#ctxwin .head{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:baseline;font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin-bottom:20px}
#ctxwin .head b{color:var(--accent);font-weight:500}
#ctxwin .bar{position:relative;height:54px;border:1px solid var(--line);background:var(--sink);overflow:hidden}
#ctxwin .seg{position:absolute;inset:0;width:100%;transform-origin:left center;will-change:transform;
  transition:transform .55s var(--ease-out)}
/* labels ride above the segments and are never scaled, so the text stays crisp */
#ctxwin .tag{position:absolute;left:0;top:0;width:100%;height:100%;pointer-events:none;
  transition:transform .55s var(--ease-out),opacity .35s}
#ctxwin .tag i{position:absolute;left:0;top:50%;translate:-50% -50%;white-space:nowrap;font-style:normal;
  font-family:var(--f-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase}
#ctxwin .tag.sys i{color:var(--on-accent)}
#ctxwin .tag.doc i{color:var(--on-accent)}
#ctxwin .tag.hist i{color:var(--fg)}
#ctxwin .tag.free i{color:var(--faint)}
#ctxwin .seg.sys{background:#F2EBDA;color:var(--on-accent)}
#ctxwin .seg.doc{background:#B9B2A3;color:var(--on-accent)}
#ctxwin .seg.hist{background:#4D4940;color:var(--fg)}
#ctxwin .seg.free{background:repeating-linear-gradient(90deg,var(--line) 0 6px,var(--sink) 6px 12px)}
#ctxwin .keys{display:flex;flex-wrap:wrap;gap:22px;margin-top:16px;font-family:var(--f-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
#ctxwin .keys span{display:flex;align-items:center;gap:8px}
#ctxwin .keys i{width:11px;height:11px;display:block}
#ctxwin .note{font-family:var(--f-mono);font-size:12px;color:var(--faint);margin-top:18px;min-height:20px}
#ctxwin .note b{color:var(--accent);font-weight:400}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:6vw}
.about-grid p{font-size:clamp(20px,2.4vw,34px);line-height:1.35;letter-spacing:-.02em;font-weight:300}
.about-grid p+p{margin-top:1em;color:var(--dim)}
.stats{display:flex;gap:40px;flex-wrap:wrap;margin-top:6vh;font-family:var(--f-mono)}
.stats div b{display:block;font-family:var(--f-display);font-size:44px;font-weight:700;letter-spacing:-.03em;color:var(--accent)}
.stats div span{font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--faint)}
@media(max-width:820px){.about-grid{grid-template-columns:1fr}}

/* work */
.item{display:grid;grid-template-columns:60px 1fr auto auto;gap:32px;align-items:center;padding:36px 28px;border-top:1px solid var(--line);position:relative;margin:0 -28px}
.item:last-child{border-bottom:1px solid var(--line)}
.item .idx,.item .meta{font-family:var(--f-mono);font-size:12px;color:var(--faint);letter-spacing:.1em}
.item h3{font-size:clamp(26px,4.6vw,64px);font-weight:500;letter-spacing:-.035em;transition:transform .5s var(--ease-fold),color .4s}
.item .tags{font-family:var(--f-mono);font-size:11px;color:var(--faint);margin-top:8px;letter-spacing:.1em;text-transform:uppercase}
.item::before{content:"";position:absolute;inset:0;background:var(--accent);transform:scaleY(0);transform-origin:bottom;transition:transform .5s var(--ease-fold);z-index:-1}
.item:hover::before{transform:scaleY(1);transform-origin:top}
.item:hover h3{color:var(--on-accent);transform:translateX(10px)}
.item:hover .idx,.item:hover .meta,.item:hover .tags{color:#000000b3}
@media(max-width:700px){.item{grid-template-columns:1fr;gap:10px}.item .meta{display:none}}
.item .tags{max-width:70ch}
.item h3 .oss{font-family:var(--f-mono);font-size:.26em;letter-spacing:.18em;text-transform:uppercase;vertical-align:middle;color:var(--accent);border:1px solid var(--accent);padding:4px 8px;margin-left:14px}
.item:hover h3 .oss{color:var(--on-accent);border-color:#00000066}
.item.priv{cursor:default}
.item.priv:hover::before{transform:scaleY(0)}
.item.priv:hover h3{color:inherit;transform:none}
.item.priv .meta{color:var(--accent)}
.item.priv h3::after{content:" \25CF";font-size:.3em;vertical-align:middle;color:var(--accent-bright);opacity:.9}

/* skills */
.skills{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.skill{background:var(--raise);padding:36px 28px;transition:background .4s}
.skill:hover{background:var(--sink)}
.skill h4{font-family:var(--f-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
.skill ul{list-style:none;font-size:15px;line-height:2;color:var(--dim)}

/* contact */
#contact{min-height:80svh;display:flex;flex-direction:column;justify-content:center}
.big-link{font-size:clamp(38px,9vw,140px);font-weight:700;letter-spacing:-.05em;line-height:1;display:inline-block}
.big-link span{display:inline-block;transition:transform .4s var(--ease-fold),color .4s}
.big-link:hover span{color:var(--accent-bright)}
footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;padding:32px 6vw;border-top:1px solid var(--line);font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
footer a:hover{color:var(--accent)}


/* ── Reduced motion: keep every state, drop the travel. ── */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
  .marquee div{animation:none}
}

/* ── Tinted emphasis blocks ─────────────────────────────────
   A callout on the soft cream tint carries full ink, not the
   secondary step: --dim only reaches 4.33:1 on that surface. */
.article-container .callout-box,
.article-container .callout-box p,
.article-container .callout-box li,
.article-container .callout-box code,
.article-container .ai-summary-box,
.article-container .ai-summary-box p,
.article-container .article-body blockquote p,
.article-container .article-body blockquote li{color:var(--fg)}
.article-container .callout-box code{background:var(--raise)}