:root{
  /* ---- stage: neutral near-black ---- */
  --ink:#09090b;
  --ink-1:#111114;
  --ink-2:#18181b;
  --ink-edge:#27272a;
  --bone:#f5f4f2;
  --bone-dim:#d2d0ca;
  --body:#aeaca3;
  --mute:#a4a199;
  --faint:#8a877f;

  /* ---- hero accent: amber (single) + gold for the gradient ---- */
  --amber:#f59e0b;
  --amber-lt:#fbbf24;
  --gold:#fcd34d;

  /* ---- editorial atmosphere only: violet ---- */
  --violet:#8b5cf6;
  --violet-lt:#a78bfa;

  /* hairlines / grid (amber-tinted instrument identity) */
  --line:rgba(245,158,11,.15);
  --line-soft:rgba(228,228,231,.08);
  --amber-wash:rgba(245,158,11,.06);

  /* ---- product layer: exact app status colors (used later, in charts) ---- */
  --success:#10b981; --error:#ef4444; --enqueued:#3b82f6; --preserved:#f59e0b; --ephemeral:#64748b;
  --error-tx:#f87171;
  --success-bd:rgba(16,185,129,.5); --error-bd:rgba(239,68,68,.5);
  --enqueued-bd:rgba(59,130,246,.5); --preserved-bd:rgba(245,158,11,.5); --ephemeral-bd:rgba(100,116,139,.5);

  --display:'Space Grotesk',ui-sans-serif,system-ui,sans-serif;
  --sans:'Inter',ui-sans-serif,system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--ink);color:var(--body);
  font-family:var(--sans);font-size:18px;line-height:1.72;
  -webkit-font-smoothing:antialiased;
}
/* faint warm tick-grid */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='52' height='52'%3E%3Cpath d='M26 22.5v7M22.5 26h7' stroke='%23f59e0b' stroke-opacity='0.045' stroke-width='1'/%3E%3C/svg%3E");
}
/* aurora: SUNSET spectrum at presence — coral/rose → pink → magenta → violet, no amber, ambient only (fixed top wash) */
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1250px 1000px at 100% -20%, rgba(251,113,133,.38), rgba(251,113,133,.12) 38%, transparent 72%),
    radial-gradient(1150px 950px at 64% -24%, rgba(236,72,153,.30), transparent 66%),
    radial-gradient(1200px 1000px at 28% -22%, rgba(217,70,239,.27), rgba(217,70,239,.08) 42%, transparent 74%),
    radial-gradient(1250px 1020px at -8% -8%, rgba(168,85,247,.30), rgba(168,85,247,.10) 40%, transparent 74%);
}
.wrap{position:relative;z-index:1}
/* hero glow: wide, edgeless sunset pools washing behind and around the headline (scrolls away with the hero, no amber) */
.hero-glow{
  position:absolute;top:0;left:0;right:0;height:112vh;z-index:-1;pointer-events:none;
  background:
    radial-gradient(1120px 840px at 30% 32%, rgba(251,113,133,.34), rgba(251,113,133,.11) 44%, transparent 70%),
    radial-gradient(1040px 800px at 80% 60%, rgba(168,85,247,.30), rgba(168,85,247,.09) 46%, transparent 70%),
    radial-gradient(960px 720px at 60% 6%, rgba(236,72,153,.22), transparent 64%),
    radial-gradient(860px 700px at 10% 74%, rgba(217,70,239,.20), transparent 66%);
}
/* recurring SUNSET aurora down the page: spectrum flows from both edges, strongest at the top and at section openers (scrolls with content) */
.wrap::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(1080px 900px at 112% 6%,  rgba(251,113,133,.14), rgba(251,113,133,.05) 40%, transparent 72%),
    radial-gradient(1120px 940px at -14% 16%, rgba(168,85,247,.13), rgba(168,85,247,.04) 42%, transparent 74%),
    radial-gradient(1120px 940px at 112% 30%, rgba(236,72,153,.12), rgba(236,72,153,.04) 42%, transparent 74%),
    radial-gradient(1120px 940px at -14% 44%, rgba(217,70,239,.12), rgba(217,70,239,.04) 42%, transparent 74%),
    radial-gradient(1120px 940px at 112% 58%, rgba(168,85,247,.12), rgba(168,85,247,.04) 42%, transparent 74%),
    radial-gradient(1120px 940px at -14% 72%, rgba(251,113,133,.12), rgba(251,113,133,.04) 42%, transparent 74%),
    radial-gradient(1120px 940px at 112% 86%, rgba(236,72,153,.12), rgba(236,72,153,.04) 42%, transparent 74%),
    radial-gradient(1120px 940px at -14% 98%, rgba(168,85,247,.12), transparent 74%);
}

.progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:60;
  background:linear-gradient(90deg,var(--amber),var(--amber-lt));transition:width .12s linear}

/* ---------- top minibar ---------- */
.minibar{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;
  height:64px;padding:0 max(40px, calc((100% - 1180px)/2 + 40px));
  background:rgba(9,9,11,.72);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-soft)}
.minibar-page{width:100%}
.minibar-inner{width:100%;display:flex;align-items:center;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);
  font-weight:600;font-size:20px;letter-spacing:-.02em;color:var(--amber)}
.bword{color:#f59e0b}
.brand .pip{width:11px;height:11px;border-radius:50%;background:var(--amber);
  box-shadow:0 0 0 4px rgba(245,158,11,.16)}
.brand .deer{height:36px;width:auto;display:block;flex:none}
.minibar a.brand{text-decoration:none}
.minibar .mlink{font-family:var(--mono);font-size:16px;letter-spacing:.04em;color:var(--mute);
  text-decoration:none;transition:color .18s;white-space:nowrap}
.minibar .mlink:hover{color:var(--amber-lt)}
.minibar .mlink.ghost{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-soft);
  border-radius:8px;padding:8px 13px;color:var(--bone-dim)}
.minibar .mlink.ghost:hover{border-color:var(--line);color:var(--amber-lt)}
.minibar .kind{font-family:var(--mono);font-size:16px;letter-spacing:.04em;
  text-transform:none;color:var(--mute)}
.minibar .now{margin-left:auto;font-family:var(--mono);font-size:14px;
  letter-spacing:.12em;color:var(--faint)}
.minibar .now b{color:var(--amber);font-weight:400}

/* ---------- broadsheet layout ---------- */
.page{max-width:min(1440px, 92vw);margin:0 auto;padding:0 32px}
.layout{display:grid;grid-template-columns:196px minmax(0, 880px);gap:52px;align-items:start;justify-content:left}

/* left rail */
.rail{position:sticky;top:84px;padding-top:clamp(32px, 8vh, 72px);font-family:var(--mono)}
.rail .rlabel{font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--mute);margin:0 0 16px;padding-bottom:10px;border-bottom:1px solid var(--line-soft)}
.idx{list-style:none;margin:0;padding:0}
.idx li{display:flex;gap:10px;align-items:baseline;
  padding:6px 0;font-size:14px;font-weight:500;line-height:1.45;color:var(--bone-dim);transition:color .2s}
.idx li .num{color:var(--mute);font-size:12px;font-weight:500;letter-spacing:.05em}
.idx li.on{color:var(--bone);font-weight:600}
.idx li.on .num{color:var(--amber)}
.idx li.has-sub{display:block}
.subidx{list-style:none;margin:7px 0 2px;padding:0 0 0 22px}
.idx > li.has-sub > .subidx{display:none}
.idx > li.has-sub.on > .subidx{display:block}
.subidx li{display:block;padding:3px 0;font-size:12.5px;font-weight:400;line-height:1.35;color:var(--mute)}
.subidx li::before{content:none}
.subidx a{color:inherit;text-decoration:none}
.subidx a:hover{color:var(--amber-lt)}
.subsubidx{list-style:none;margin:4px 0 0;padding:0 0 0 13px}
.subsubidx li{display:block;padding:2px 0;font-size:12px;font-weight:400;line-height:1.3;color:var(--faint)}
.subsubidx li::before{content:none}
.subsubidx a{color:inherit;text-decoration:none}
.subsubidx a:hover{color:var(--amber-lt)}
.rail .meas{margin-top:22px;padding-top:14px;border-top:1px solid var(--line-soft);
  font-size:12.5px;font-weight:500;letter-spacing:.08em;color:var(--body);line-height:1.65}
.rail .meas b{color:var(--mute);font-weight:600}

/* main column */
.main{min-width:0;padding-bottom:60px}
.prose{max-width:760px}

/* ---------- hero opener ---------- */
.opener{display:flex;flex-direction:column;justify-content:flex-start;
  padding:96px 0 30px}
.eyebrow{display:flex;align-items:center;gap:14px;font-family:var(--display);font-size:clamp(30px,3.5vw,46px);font-weight:600;
  line-height:1.08;letter-spacing:-.025em;color:var(--amber);margin:0 0 26px}
.eyebrow .sn{color:var(--bone);font-weight:700}
.eyebrow .ln{flex:1;height:1px;background:linear-gradient(90deg,rgba(245,158,11,.30),rgba(236,72,153,.22) 45%,transparent)}
h1{font-family:var(--display);font-weight:600;color:var(--bone);
  font-size:clamp(22px, 2.8vw, 36px);line-height:1.02;letter-spacing:-.03em;margin:0 0 30px}
/* opening emblem: solid amber deer crest above the headline, aligned to the text column */
.deer-feature{height:clamp(104px,9vw,142px);width:auto;display:block;margin:0 0 30px;
  filter:drop-shadow(0 6px 22px rgba(245,158,11,.22))}
h1 .grad{
  background:linear-gradient(96deg,#f59e0b 0%,#fcd34d 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
}
.lede{font-size:21px;line-height:1.6;color:var(--bone-dim);max-width:660px;margin:0 0 0;
  font-weight:450}
.lede em{font-style:normal;color:var(--amber-lt)}

/* meta + chips */
.metaline{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.08em;color:var(--body);
  display:flex;align-items:center;gap:14px;margin:0 0 22px;flex-wrap:wrap}
.metaline .av{display:inline-flex;align-items:center;gap:8px;color:var(--bone-dim)}
.metaline .av .pip{width:7px;height:7px;border-radius:50%;background:var(--amber)}
.metaline .sep{color:var(--faint)}
.metaline .tag{color:var(--amber-lt);border:1px solid rgba(245,158,11,.34);border-radius:5px;
  padding:2px 8px;font-size:10.5px;letter-spacing:.1em}
.chips{display:flex;flex-wrap:wrap;gap:10px;font-family:var(--mono)}
.chip{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;letter-spacing:.04em;
  color:var(--body);padding:7px 12px;border:1px solid var(--line-soft);border-radius:7px;
  background:var(--amber-wash)}
.chip::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--amber);opacity:.85}

/* quiet horizon + next cue */
.horizon{margin-top:64px;padding-top:18px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--mute)}
.horizon .next{display:inline-flex;align-items:center;gap:9px;color:var(--mute)}
.horizon .next b{color:var(--amber);font-weight:400}
.horizon .next .arr{animation:bob 2.2s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(3px)}}

@media(min-width:981px){
  .main{container-type:inline-size}
  .secbody img[style*="width:100%"]{
    max-width:100%!important;
    margin-left:0!important;
  }
}
@media(max-width:980px){
  .page{max-width:none}
  .layout{grid-template-columns:1fr}
  .case-carousel.case-carousel--dashboard,
  .case-carousel.case-carousel--cli{width:100%;max-width:100%}
  .rail{display:none}
  .opener{min-height:auto;padding-top:128px}
}
@media(max-width:880px){
  .minibar{padding:0 22px}
}
@media(max-width:620px){
  body{font-size:16.5px}
  .lede{font-size:18.5px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important}
}

/* ---------- placed editorial prose (verbatim copy, styled on the system) ---------- */
.sec{padding:32px 0 56px;scroll-margin-top:80px;position:relative}
.sec-intro{padding-top:0}
.secbody{max-width:760px}
.sec-intro .secbody{margin-top:0px}
/* recurring SUNSET aurora: a soft glow fades in at each section opener, rotating through the range and alternating corners */
.sec::before{
  content:"";position:absolute;z-index:-1;pointer-events:none;
  top:-50px;height:580px;left:0;right:0;
  opacity:0;transition:opacity 1.1s ease;
  background:radial-gradient(40% 240px at var(--gx,66%) 36%, var(--g,rgba(251,113,133,.22)), transparent 72%);
}
.sec.lit::before{opacity:1}
.sec-intro::before{content:none}
.sec:nth-of-type(4n+1)::before{--g:rgba(251,113,133,.22);--gx:66%}
.sec:nth-of-type(4n+2)::before{--g:rgba(236,72,153,.20);--gx:34%}
.sec:nth-of-type(4n+3)::before{--g:rgba(217,70,239,.20);--gx:66%}
.sec:nth-of-type(4n+4)::before{--g:rgba(168,85,247,.21);--gx:34%}
@media(prefers-reduced-motion:reduce){.sec::before{transition:none}}
.dh{font-family:var(--display);font-weight:600;color:var(--bone);
  font-size:clamp(30px,3.5vw,46px);line-height:1.08;letter-spacing:-.025em;margin:0 0 26px}
.sh{font-family:var(--display);font-weight:600;color:var(--bone);font-size:23px;line-height:1.3;
  letter-spacing:-.01em;margin:46px 0 16px;display:flex;align-items:baseline;gap:12px}
.sh[id]{scroll-margin-top:88px}
.sh::before{content:"";width:7px;height:7px;border-radius:1px;background:var(--amber);
  transform:translateY(-3px);flex:none}
.ssh{font-family:var(--display);font-weight:600;color:var(--bone-dim);font-size:18px;line-height:1.35;
  letter-spacing:0;margin:34px 0 12px;display:flex;align-items:baseline;gap:10px}
.ssh[id]{scroll-margin-top:88px}
.ssh::before{content:"";width:6px;height:1px;background:var(--amber);transform:translateY(-5px);flex:none}
.bp{font-size:18px;line-height:1.72;color:#fff;margin:0 0 22px;max-width:760px;text-wrap:pretty}
.bp strong{color:var(--bone);font-weight:600}
.bp a,.bl a{color:var(--amber-lt);text-decoration:none;border-bottom:1px solid var(--line);word-break:break-word}
.bp a:hover,.bl a:hover{border-color:var(--amber)}
.secbody a{color:var(--amber-lt);text-decoration:none;border-bottom:1px solid var(--line);word-break:break-word}
.secbody a:hover{border-color:var(--amber)}
.secbody code{font-family:var(--mono);font-size:.88em;color:var(--amber-lt);
  background:var(--amber-wash);border:1px solid var(--line);border-radius:5px;padding:1px 6px}
.secbody pre code{font-size:inherit;color:inherit;background:transparent;border:0;border-radius:0;padding:0}
.bl{font-size:18px;line-height:1.7;color:#fff;max-width:760px;margin:0 0 22px;padding-left:26px}
.bl li{margin:0 0 10px;padding-left:4px}
.bl li::marker{color:var(--amber);font-family:var(--mono);font-size:13px}
.bl ol,.bl ul{margin:11px 0 4px;padding-left:24px}
.bl ol li::marker,.bl ul li::marker{color:var(--mute)}
.code{max-width:760px;margin:8px 0 24px;border:1px solid var(--ink-edge);border-radius:10px;
  overflow:hidden;background:#0c0c0e}
.chead{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);
  font-size:11.5px;font-weight:500;color:var(--mute);padding:11px 15px;
  border-bottom:1px solid var(--line-soft);background:rgba(255,255,255,.02)}
.code pre{margin:0;padding:16px 17px;font-family:var(--mono);font-size:13.5px;color:var(--bone-dim);overflow-x:auto}
.tok-kw{color:var(--amber-lt)}
/* amber-dashed asset slots: mark where assets / redrawn figures drop in */
.aslot{max-width:760px;margin:16px 0 28px;border:1px dashed var(--preserved-bd);border-radius:11px;
  background:var(--amber-wash);padding:20px 22px}
.aslot .atag{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--amber);margin:0 0 9px;display:flex;align-items:center;gap:9px}
.aslot .atag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber)}
.aslot .awhat{font-family:var(--mono);font-size:12.5px;font-weight:500;color:var(--body);margin:0;line-height:1.65}
.aslot .ahint{font-family:var(--mono);font-size:11.5px;font-weight:500;color:var(--mute);margin:9px 0 0;line-height:1.6}

/* ---------- screenshot carousel for walkthroughs ---------- */
.case-carousel{max-width:680px;width:100%;margin:28px 0 34px}
.case-carousel__viewport{position:relative;border:1px solid transparent;border-radius:12px;
  background:
    linear-gradient(var(--ink-1),var(--ink-1)) padding-box,
    linear-gradient(115deg,rgba(245,158,11,.58),rgba(139,92,246,.34) 54%,rgba(228,228,231,.08)) border-box;
  color:var(--bone);padding:22px 22px 18px;box-shadow:0 18px 58px rgba(0,0,0,.34),0 0 34px rgba(245,158,11,.08);
  overflow:hidden}
.case-carousel__slides{position:relative;min-height:0}
.case-carousel__slide{display:none;margin:0;text-align:center}
.case-carousel__slide.is-active{display:block}
.case-carousel__slide h4{margin:0 0 18px;font-family:var(--display);font-size:24px;line-height:1.2;
  letter-spacing:0;color:var(--bone)}
.case-carousel__frame{position:relative;width:100%;aspect-ratio:16/9;border-radius:7px;overflow:hidden;
  background:#050505;border:1px solid var(--line)}
.case-carousel__frame img{position:absolute;inset:0;z-index:2;display:block;width:100%;height:100%;object-fit:cover;
  cursor:zoom-in;transition:transform .18s ease,filter .18s ease}
.case-carousel__frame img:hover{transform:scale(1.012);filter:brightness(1.06)}
.case-carousel.case-carousel--dashboard{width:100%;max-width:760px}
.case-carousel--dashboard .case-carousel__viewport{padding:18px 64px 14px}
.case-carousel--dashboard .case-carousel__frame img{object-fit:contain}
.case-carousel.case-carousel--cli{width:100%;max-width:760px}
.case-carousel--cli .case-carousel__viewport{padding:18px 64px 14px}
.case-carousel--cli .case-carousel__frame{aspect-ratio:3.6/1}
.case-carousel--cli .case-carousel__frame img{object-fit:contain}
.case-carousel__slide figcaption{margin:18px 36px 0;font-size:16px;line-height:1.5;color:var(--body)}
.case-carousel__arrow{position:absolute;top:50%;z-index:5;display:grid;place-items:center;width:48px;height:48px;
  border:1px solid var(--line);border-radius:50%;background:rgba(9,9,11,.92);color:var(--amber-lt);
  box-shadow:0 8px 26px rgba(0,0,0,.28);
  cursor:pointer;font-size:34px;line-height:1;transition:transform .16s ease,background .16s ease,color .16s ease}
.case-carousel__arrow:hover{background:var(--amber-wash);color:var(--bone);transform:translateY(-50%) scale(1.04)}
.case-carousel__arrow:focus-visible{outline:3px solid rgba(245,158,11,.5);outline-offset:3px}
.case-carousel__arrow--prev{left:16px;transform:translateY(-50%)}
.case-carousel__arrow--next{right:16px;transform:translateY(-50%)}
.case-carousel__dots{display:flex;align-items:center;justify-content:center;gap:18px;margin:20px 0 0}
.case-carousel__dots button{width:8px;height:8px;border:0;border-radius:50%;padding:0;background:rgba(164,161,153,.5);
  cursor:pointer;transition:transform .16s ease,background .16s ease}
.case-carousel__dots button.is-active{background:var(--amber);transform:scale(1.15)}
.case-carousel__dots button:focus-visible{outline:3px solid rgba(245,158,11,.5);outline-offset:4px}
[data-lightbox-image]{cursor:zoom-in;transition:transform .18s ease,filter .18s ease}
[data-lightbox-image]:hover{transform:scale(1.012);filter:brightness(1.06)}
[data-lightbox-image]:focus-visible{outline:3px solid rgba(245,158,11,.5);outline-offset:4px}

@media(min-width:1400px){
  .case-carousel{max-width:760px}
}
@media(max-width:760px){
  .case-carousel{width:100%}
  .case-carousel.case-carousel--dashboard,
  .case-carousel.case-carousel--cli{width:100%;max-width:100%}
  .case-carousel__viewport{padding:20px 48px 14px;border-radius:12px}
  .case-carousel--dashboard .case-carousel__viewport,
  .case-carousel--cli .case-carousel__viewport{padding:20px 48px 14px}
  .case-carousel__slide h4{font-size:20px;margin-bottom:14px}
  .case-carousel--dashboard .case-carousel__frame{aspect-ratio:4/3}
  .case-carousel--cli .case-carousel__frame{aspect-ratio:3.6/1}
  .case-carousel__slide figcaption{margin:14px 30px 0;font-size:14.5px}
  .case-carousel__arrow{width:40px;height:40px;font-size:28px}
  .case-carousel__arrow--prev{left:10px}
  .case-carousel__arrow--next{right:10px}
  .case-carousel__dots{gap:14px}
}

.image-lightbox{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;
  padding:clamp(18px,4vw,48px);background:rgba(5,5,5,.88);backdrop-filter:blur(10px)}
.image-lightbox.is-open{display:flex}
.image-lightbox__img{display:block;max-width:min(100%,1280px);max-height:86vh;width:auto;height:auto;
  border:1px solid var(--line);border-radius:8px;box-shadow:0 26px 80px rgba(0,0,0,.55),0 0 42px rgba(245,158,11,.12)}
.image-lightbox__close{position:fixed;top:18px;right:18px;display:grid;place-items:center;width:44px;height:44px;
  border:1px solid var(--line);border-radius:50%;background:rgba(9,9,11,.92);color:var(--amber-lt);
  font-size:28px;line-height:1;cursor:pointer;box-shadow:0 8px 26px rgba(0,0,0,.28)}
.image-lightbox__close:hover{background:var(--amber-wash);color:var(--bone)}
.image-lightbox__close:focus-visible{outline:3px solid rgba(245,158,11,.5);outline-offset:3px}
body.lightbox-open{overflow:hidden}

/* ---------- footer ---------- */
footer{margin-top:40px;border-top:1px solid var(--line-soft);padding:64px 0 80px}
.f-cta{text-align:center}
.f-brand{display:flex;align-items:center;justify-content:center;gap:11px;font-family:var(--display);
  font-weight:600;color:var(--amber);letter-spacing:-.02em;font-size:28px}
.f-brand .pip{width:13px;height:13px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(245,158,11,.16)}
.f-brand .deer{height:30px;width:auto;display:block;flex:none}
.f-cta .ftag{margin:14px 0 16px;color:var(--bone-dim);font-size:17px}
.f-repo a{font-family:var(--mono);font-size:13px;font-weight:500;color:var(--amber-lt);text-decoration:none;
  border-bottom:1px solid var(--line)}
.f-repo a:hover{border-color:var(--amber)}
.f-note{text-align:center;font-family:var(--mono);font-size:12px;font-weight:500;color:var(--mute);
  margin-top:30px;max-width:600px;margin-left:auto;margin-right:auto;line-height:1.7}

.idx a.ix{color:inherit;text-decoration:none;display:inline-flex;gap:10px;align-items:baseline}

/* ===================================================================
   FIG.01 — two timelines, one wall clock  (editorial diagram in §01)
   drawn in the page's own language: near-black ground, amber baseline,
   Space Mono labels, Space Grotesk numerals. no card, no pills, no badge.
   =================================================================== */
.figray{margin:6px 0 0;padding:30px 0 6px;border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(251,113,133,.45),rgba(168,85,247,.28) 58%,transparent) 1;position:relative}
.figcap{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.15em;text-transform:uppercase;
  color:var(--body);margin:0 0 28px;display:flex;align-items:center;gap:10px}
.figcap .fnum{color:var(--amber);font-weight:700}

.ray-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  flex-wrap:wrap;margin-bottom:38px}
.ray-clock{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.rc-num{font-family:var(--display);font-weight:600;font-size:58px;letter-spacing:-.035em;
  color:var(--bone);font-variant-numeric:tabular-nums;line-height:.86;min-width:132px}
.rc-u{font-family:var(--display);font-size:24px;color:var(--amber)}
.rc-lbl{font-family:var(--mono);font-size:10px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;
  color:var(--mute);margin-left:10px;align-self:flex-end;padding-bottom:7px}

.ray-ctrl{display:flex;gap:10px;align-items:center}
.rctl{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.03em;cursor:pointer;
  padding:9px 15px;border-radius:4px;background:transparent;transition:.16s}
.rctl.run{color:var(--amber);border:1px solid var(--line)}
.rctl.run:hover{background:var(--amber-wash);border-color:var(--amber)}
.rctl.kill{color:#f87171;border:1px solid rgba(239,68,68,.3)}
.rctl.kill:not(:disabled):hover{background:rgba(239,68,68,.1);border-color:#ef4444}
.rctl.kill.armed{animation:killpulse 1.3s ease-in-out infinite}
@keyframes killpulse{0%,100%{box-shadow:0 0 0 0 rgba(239,68,68,0)}50%{box-shadow:0 0 0 4px rgba(239,68,68,.14)}}
.rctl:disabled{opacity:.32;cursor:not-allowed}

.ray-lanes{position:relative;display:flex;flex-direction:column;gap:30px;--labw:148px}
.rlane{display:grid;grid-template-columns:128px 1fr;gap:20px;align-items:center}
.rl-id{font-family:var(--mono);font-size:13px;font-weight:600;color:var(--bone-dim);line-height:1.3}
.rl-id span{display:block;font-size:10.5px;font-weight:500;color:var(--body);text-transform:uppercase;
  letter-spacing:.08em;margin-top:4px}
.rl-rule{position:relative;height:40px}
.rl-rule::before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;
  background:rgba(245,158,11,.16)}
.rl-rule::after{content:"";position:absolute;right:0;top:50%;width:5px;height:5px;
  border-top:1px solid rgba(245,158,11,.3);border-right:1px solid rgba(245,158,11,.3);
  transform:translateY(-50%) rotate(45deg)}

/* steps drawn as flat measured bars on the baseline — not pills */
.rseg{position:absolute;top:50%;transform:translateY(-50%);height:11px}
.rseg .rn{position:absolute;top:-16px;left:50%;transform:translateX(-50%);
  font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.02em;white-space:nowrap}
.rseg.run{background:rgba(16,185,129,.10);box-shadow:inset 0 2px 0 rgba(16,185,129,.55)}
.rseg.run .rn{color:#34d399}
.rseg.done{background:rgba(16,185,129,.15);box-shadow:inset 0 2px 0 var(--success)}
.rseg.done .rn{color:#34d399}
.rseg.preserved{background:rgba(245,158,11,.18);box-shadow:inset 0 2px 0 var(--amber)}
.rseg.preserved .rn{color:var(--amber-lt)}
.rseg.preserved .rn::after{content:" \25C6";font-size:7px;color:var(--amber)}
.rseg.lost{opacity:.85;box-shadow:inset 0 2px 0 rgba(239,68,68,.6);
  background:repeating-linear-gradient(45deg,rgba(239,68,68,.22),rgba(239,68,68,.22) 4px,transparent 4px,transparent 8px)}
.rseg.lost .rn{color:#f87171}
.rseg.gap{height:7px;box-shadow:inset 0 1px 0 rgba(59,130,246,.6);
  background:repeating-linear-gradient(45deg,rgba(59,130,246,.3),rgba(59,130,246,.3) 4px,transparent 4px,transparent 8px)}
.rseg.gap .rn{color:#93c5fd}

/* one continuous strike + sweeping playhead across both lanes */
.ray-overlay{position:absolute;top:-8px;bottom:-8px;left:var(--labw);right:0;
  pointer-events:none;z-index:5}
.strike{position:absolute;top:0;bottom:0;width:1px;background:var(--error);opacity:0;transition:opacity .18s}
.strike.show{opacity:.92}
.strike-tag{position:absolute;top:-6px;left:9px;font-family:var(--mono);font-size:10.5px;font-weight:500;
  color:#f87171;white-space:nowrap;letter-spacing:.02em}
.strike-tag i{color:var(--mute);font-style:normal}
.phead{position:absolute;top:0;bottom:0;width:1px;opacity:0;
  background:linear-gradient(180deg,rgba(245,158,11,.75),rgba(245,158,11,.12));
  box-shadow:0 0 10px rgba(245,158,11,.4)}
.phead.show{opacity:1}

.ray-axis{display:grid;grid-template-columns:128px 1fr;gap:20px;margin-top:14px}
.ra-ticks{position:relative;height:16px;font-family:var(--mono);font-size:11px;font-weight:500;color:var(--body)}
.ra-ticks span{position:absolute;transform:translateX(-50%);top:8px}
.ra-ticks span::before{content:"";position:absolute;top:-8px;left:50%;width:1px;height:5px;
  background:rgba(245,158,11,.22)}

.ray-verdict{font-family:var(--sans);font-size:18.5px;line-height:1.62;color:var(--bone-dim);
  max-width:730px;margin:32px 2px 0}
.ray-verdict .bn{font-family:var(--display);font-weight:600;font-size:1.3em;letter-spacing:-.02em}
.ray-verdict .bn i{font-style:normal;font-size:.58em;color:var(--mute)}
.ray-verdict .bn.am{color:var(--amber-lt)}
.ray-verdict .bn.rd{color:#f87171}
.ray-verdict b{color:var(--bone);font-weight:600}
.ray-verdict .grad{font-family:var(--display);font-weight:600;
  background:linear-gradient(96deg,#f59e0b,#fcd34d);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.ray-hint{font-family:var(--mono);font-size:12.5px;font-weight:500;color:var(--mute);margin:15px 2px 0;
  max-width:660px;line-height:1.65}
.ray-key{display:flex;flex-wrap:wrap;gap:9px 18px;margin:24px 2px 0;font-family:var(--mono);
  font-size:11px;font-weight:500;letter-spacing:.05em;color:var(--body);text-transform:uppercase}
.ray-key span{display:inline-flex;align-items:center;gap:7px}
.ray-key i{width:15px;height:6px;display:inline-block}
.sw.lost{box-shadow:inset 0 1px 0 #ef4444;background:repeating-linear-gradient(45deg,rgba(239,68,68,.5),rgba(239,68,68,.5) 3px,transparent 3px,transparent 6px)}
.sw.pres{background:rgba(245,158,11,.42);box-shadow:inset 0 1px 0 var(--amber)}
.sw.done{background:rgba(16,185,129,.42);box-shadow:inset 0 1px 0 var(--success)}
.sw.rec{background:repeating-linear-gradient(45deg,rgba(59,130,246,.5),rgba(59,130,246,.5) 3px,transparent 3px,transparent 6px)}

@media(max-width:620px){
  .rlane{grid-template-columns:1fr;gap:8px}
  .ray-axis{grid-template-columns:1fr}
  .ray-lanes{--labw:0px}
  .rc-num{font-size:46px;min-width:108px}
}


/* markdown reconciliation */
.secbody > p:not(.eyebrow){font-size:18px;line-height:1.72;color:#fff;margin:0 0 22px;max-width:760px;text-wrap:pretty}

/* ===== Normal vs durable execution animation (durable subsection) ===== */
.de-anim .panel{border:1px solid rgba(245,244,242,.14);border-radius:16px;background:#18181b;padding:26px;margin:30px 0}
.de-anim .ptitle{font-family:var(--mono,ui-monospace,Menlo,Consolas,monospace);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#a4a199;margin:0 0 18px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.de-anim .seg-toggle{display:inline-flex;border:1px solid rgba(245,244,242,.14);border-radius:10px;overflow:hidden}
.de-anim .seg-toggle button{font-family:var(--mono,ui-monospace,Menlo,Consolas,monospace);font-size:12.5px;border:0;cursor:pointer;padding:9px 14px;background:transparent;color:#a4a199;transition:.2s}
.de-anim .seg-toggle button.active{background:rgba(138,135,127,.12);color:#f5f4f2}
.de-anim .seg-toggle button.active[data-mode="amber"]{background:rgba(245,158,11,.14);color:#fbbf24}
.de-anim .track{display:flex;gap:9px;margin:6px 0 16px;flex-wrap:wrap}
.de-anim .tstep{flex:1;min-width:74px;border-radius:9px;padding:14px 8px 12px;text-align:center;border:1px solid rgba(245,244,242,.14);background:rgba(138,135,127,.10);position:relative;transition:background .35s,border-color .35s,transform .25s,opacity .35s}
.de-anim .tstep .n{font-family:var(--mono,ui-monospace,Menlo,Consolas,monospace);font-size:11px;color:#a4a199;display:block;margin-bottom:6px}
.de-anim .tstep.running{border-color:#8a877f;background:rgba(138,135,127,.14);box-shadow:0 0 0 1px rgba(138,135,127,.25)}
.de-anim .tstep.done{border-color:rgba(16,185,129,.30);background:rgba(16,185,129,.15)}
.de-anim .tstep.done .n{color:#6ee7b7}
.de-anim .tstep.preserved{border-color:rgba(245,158,11,.30);background:rgba(245,158,11,.15)}
.de-anim .tstep.preserved .n{color:#fcd34d}
.de-anim .tstep.preserved::after{content:"";position:absolute;top:6px;right:8px;width:12px;height:12px;opacity:.9;background:center/contain no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fcd34d' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='5' y='11' width='14' height='10' rx='2'/%3E%3Cpath d='M8 11V7a4 4 0 0 1 8 0v4'/%3E%3C/svg%3E")}
.de-anim .tstep.wasted{border-color:rgba(239,68,68,.30);background:rgba(239,68,68,.15)}
.de-anim .tstep.wasted .n{color:#fca5a5}
.de-anim .tstep.crashpt{border-color:#ef4444;background:rgba(239,68,68,.15);box-shadow:0 0 0 2px rgba(239,68,68,.3)}
.de-anim .ab-readout{font-family:var(--mono,ui-monospace,Menlo,Consolas,monospace);font-size:13px;margin:10px 0 0;color:#cdc9c1;min-height:22px}
.de-anim .ab-readout .hi{color:#fbbf24}
.de-anim .ab-readout .bad{color:#ef4444}
.de-anim .btn{font-family:var(--mono,ui-monospace,Menlo,Consolas,monospace);font-size:13px;cursor:pointer;color:#f5f4f2;background:#27272a;border:1px solid rgba(245,244,242,.14);border-radius:9px;padding:9px 15px;transition:.18s;letter-spacing:.02em;margin-top:14px}
.de-anim .btn:hover{border-color:#f59e0b;background:rgba(245,158,11,.10)}
.de-anim .btn:focus-visible{outline:2px solid #fbbf24;outline-offset:2px}
.de-anim .btn:disabled{opacity:.5;cursor:default}
.de-anim .btn.crash{color:#ef4444;border-color:#7f1d1d}
.de-anim .btn.crash:hover{background:rgba(239,68,68,.15);border-color:#ef4444}
.de-anim .de-legend{display:flex;flex-wrap:wrap;gap:14px;margin:8px 0 0;font-family:var(--mono,ui-monospace,Menlo,Consolas,monospace);font-size:11.5px;color:#a4a199}
.de-anim .de-legend .lg{display:inline-flex;align-items:center;gap:6px}
.de-anim .de-legend .sw{width:11px;height:11px;border-radius:3px;border:1px solid;flex:none}
.de-anim .de-legend .sw.kept{background:rgba(245,158,11,.15);border-color:rgba(245,158,11,.30)}
.de-anim .de-legend .sw.done{background:rgba(16,185,129,.15);border-color:rgba(16,185,129,.30)}
.de-anim .de-legend .sw.lost{background:rgba(239,68,68,.15);border-color:rgba(239,68,68,.30)}