@charset "UTF-8";
/* XcelR site design system. Shared by the landing page and the downloads page.
   Plain CSS, no build step. Motion is gated on html[data-effects="on"], which
   /assets/js/boot.js sets before first paint from the visitor's stored choice
   or their reduced-motion preference. */

/* ---------- fonts (self-hosted, OFL 1.1; licenses in /assets/fonts/) ---------- */
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;
  src:url("/assets/fonts/inter-400.06fa4540.woff2") format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:500;font-display:swap;
  src:url("/assets/fonts/inter-500.622333cc.woff2") format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;
  src:url("/assets/fonts/inter-600.3556603d.woff2") format("woff2")}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400;font-display:swap;
  src:url("/assets/fonts/jbmono-400.b8b0ef15.woff2") format("woff2")}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:500;font-display:swap;
  src:url("/assets/fonts/jbmono-500.358761a9.woff2") format("woff2")}
/* Metric-matched local fallbacks, so the swap does not move the layout. */
@font-face{font-family:"Inter Fallback";font-weight:400 500;src:local("Arial");
  size-adjust:107.47%;ascent-override:90.14%;descent-override:22.44%;line-gap-override:0%}
@font-face{font-family:"Inter Fallback";font-weight:600 700;src:local("Arial Bold"),local("Arial-BoldMT");
  size-adjust:101.31%;ascent-override:95.62%;descent-override:23.81%;line-gap-override:0%}
@font-face{font-family:"JBMono Fallback";src:local("Menlo"),local("Menlo Regular"),local("Courier New");
  size-adjust:99.66%;ascent-override:102.35%;descent-override:30.1%;line-gap-override:0%}
@font-face{font-family:"JBMono Fallback Win";src:local("Consolas");size-adjust:109.1%}

/* ---------- tokens ---------- */
:root{
  --bg:#05080D; --bg-2:#0A0F17; --surface:#0E1622; --surface-2:#131D2B;
  --line:rgba(120,170,230,.12); --line-2:rgba(120,170,230,.22); --line-3:rgba(120,170,230,.36);
  --primary:#3679BD; --primary-hi:#4A8FD6; --cyan:#4FD1FF;
  --ok:#3DDC97; --warn:#FFB547; --err:#FF5C7A;
  --text:#E6EDF5; --text-2:#C3CFDC; --muted:#8A9BB0;
  --glass:rgba(11,17,27,.74);
  --series:#4A8FD6;                 /* chart marks; validated on the dark surface */
  --sans:"Inter","Inter Fallback",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono","JBMono Fallback","JBMono Fallback Win",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --wrap:1180px; --gutter:clamp(16px,4vw,40px);
  --r-sm:6px; --r:10px; --r-lg:14px;
  --ease:cubic-bezier(.16,1,.3,1);
  --nav-h:64px;
  color-scheme:dark;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{background:var(--bg);scroll-padding-top:calc(var(--nav-h) + 16px);-webkit-text-size-adjust:100%;
  text-size-adjust:100%;scrollbar-gutter:stable;scrollbar-color:#22354c var(--bg)}
html[data-effects="on"]{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.6;
  font-synthesis:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  font-feature-settings:"cv11","ss01","calt";overflow-x:hidden;overflow-x:clip}
img,svg,video,canvas{display:block;max-width:100%}
a{color:var(--cyan);text-decoration:none}
a:hover{color:#8FE2FF}
p a,.small a,.sec-intro a,dd a{text-decoration:underline;text-decoration-color:rgba(79,209,255,.4);text-underline-offset:3px}
p a:hover,.small a:hover,.sec-intro a:hover,dd a:hover{text-decoration-color:currentColor}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}
::selection{background:rgba(79,209,255,.28);color:#fff}
code,kbd{font-family:var(--mono);font-feature-settings:normal}
code{font-size:.86em;background:rgba(79,209,255,.07);border:1px solid rgba(79,209,255,.12);color:#CFE9F7;
  padding:.08em .38em;border-radius:5px;white-space:nowrap}
kbd{font-size:11px;line-height:1;color:var(--text-2);background:rgba(120,170,230,.1);border:1px solid var(--line-2);
  border-bottom-width:2px;border-radius:5px;padding:3px 5px;white-space:nowrap}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;
  overflow:hidden!important;clip-path:inset(50%)!important;white-space:nowrap!important;border:0!important}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--primary);color:#fff;
  padding:10px 14px;border-radius:var(--r-sm);font-weight:600}
.skip:focus{top:12px;color:#fff}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.mono{font-family:var(--mono);font-feature-settings:normal}
.num{font-family:var(--mono);font-feature-settings:normal;font-variant-numeric:tabular-nums}
.label{font-family:var(--mono);font-feature-settings:normal;font-size:11px;font-weight:500;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted)}
.small{font-size:14.5px;line-height:1.65;color:var(--muted)}
[hidden]{display:none!important}
html:not(.js) :is(.needs-js,[data-palette-open],[data-effects-toggle],[data-copy],[data-copy-from],.burger){display:none!important}
.nojs-note{margin:0;padding:16px 18px;border:1px solid var(--line-2);border-radius:var(--r);background:var(--surface);color:var(--text-2);font-size:15px}

h1,h2,h3{font-weight:600;color:#fff;margin:0}
h2{font-size:clamp(30px,3.6vw,46px);line-height:1.08;letter-spacing:-.03em;text-wrap:balance}
h3{font-size:18px;line-height:1.3;letter-spacing:-.012em}

/* ---------- scroll progress ---------- */
.progress{position:fixed;left:0;top:0;z-index:70;width:100%;height:2px;pointer-events:none;
  transform:scaleX(var(--p,0));transform-origin:0 50%;
  background:linear-gradient(90deg,var(--primary),var(--cyan));opacity:.9}
@supports (animation-timeline:scroll()){
  html[data-effects="on"] .progress{animation:progress-grow auto linear both;animation-timeline:scroll(root block)}
  @keyframes progress-grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;height:var(--nav-h);
  border-bottom:1px solid transparent;transition:background .3s,border-color .3s}
.nav.scrolled,.nav.solid{background:rgba(5,8,13,.74);border-bottom-color:var(--line);
  -webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%)}
.nav .wrap{height:100%;display:flex;align-items:center;gap:20px;scroll-target-group:auto}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:600;font-size:19px;
  letter-spacing:-.015em;flex:none}
.logo:hover{color:#fff}
.logo svg{width:28px;height:28px;filter:drop-shadow(0 0 10px rgba(54,121,189,.55))}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-links > a,.more-btn{position:relative;color:var(--muted);font-size:14px;font-weight:500;padding:8px 9px;border-radius:6px;
  white-space:nowrap;transition:color .15s}
.nav-links > a:hover,.more-btn:hover{color:var(--text)}
.nav-links > a::after,.more-btn::after{content:"";position:absolute;left:9px;right:9px;bottom:2px;height:2px;border-radius:2px;
  background:var(--cyan);transform:scaleX(0);transform-origin:0 50%;transition:transform .35s var(--ease)}
.nav-links > a:is(:target-current,.is-current),.nav-links > a[aria-current="page"]{color:#fff}
.nav-links > a:is(:target-current,.is-current)::after,.nav-links > a[aria-current="page"]::after{transform:scaleX(1)}
/* native scrollspy: let :target-current lead so the underline tracks the scroll without waiting for the script */
html.spy-css .nav-links > a.is-current:not(:target-current){color:var(--muted)}
html.spy-css .nav-links > a.is-current:not(:target-current)::after{transform:scaleX(0)}
/* "More": the sections that do not fit in the row. The button lights up while one of them is in view. */
.more{position:relative;display:flex}
.more-btn{display:inline-flex;align-items:center;gap:5px;background:none;border:0;font-family:inherit}
.more-btn svg{width:10px;height:10px;flex:none;transition:transform .2s var(--ease)}
.more-btn[aria-expanded="true"]{color:#fff}
.more-btn[aria-expanded="true"] svg{transform:rotate(180deg)}
.more.has-current > .more-btn{color:#fff}
.more.has-current > .more-btn::after{transform:scaleX(1)}
.more-menu{position:absolute;top:calc(100% + 8px);left:-6px;z-index:5;min-width:212px;display:grid;gap:2px;padding:6px;
  background:rgba(10,15,23,.97);border:1px solid var(--line-2);border-radius:var(--r);box-shadow:0 18px 50px rgba(0,0,0,.55);
  visibility:hidden;opacity:0;transform:translateY(-4px);transition:opacity .16s,transform .2s var(--ease),visibility 0s .2s}
.more-menu::before{content:"";position:absolute;left:0;right:0;top:-9px;height:9px}
.more.open .more-menu,html:not(.js) .more:hover .more-menu,html:not(.js) .more:focus-within .more-menu{
  visibility:visible;opacity:1;transform:none;transition-delay:0s}
.more-menu a{display:block;padding:9px 12px;border-radius:6px;color:var(--text-2);font-size:14px;font-weight:500;white-space:nowrap}
.more-menu a:hover{background:rgba(120,170,230,.08);color:#fff}
.more-menu a.is-current{color:var(--cyan)}
.nav-tools{margin-left:auto;display:flex;align-items:center;gap:10px}
.burger{display:none;margin-left:auto;width:44px;height:40px;border-radius:var(--r-sm);
  background:var(--surface);border:1px solid var(--line-2);align-items:center;justify-content:center;padding:0}
.burger span,.burger span::before,.burger span::after{display:block;width:16px;height:1.5px;
  background:var(--text);border-radius:2px;position:relative;content:""}
.burger span::before{position:absolute;top:-5px}
.burger span::after{position:absolute;top:5px}
.menu{display:none}

.kbtn{display:inline-flex;align-items:center;gap:10px;height:36px;padding:0 8px 0 12px;border-radius:var(--r-sm);
  background:rgba(14,22,34,.6);border:1px solid var(--line-2);color:var(--muted);font-size:13.5px;font-weight:500;
  white-space:nowrap;transition:color .15s,border-color .15s}
.kbtn:hover{color:var(--text);border-color:rgba(79,209,255,.45)}
.kbtn svg{width:14px;height:14px;flex:none}
.kbtn.fail{color:var(--warn);border-color:rgba(255,181,71,.6)}
.load-fail{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin:0;padding:12px 18px;border-bottom:1px solid var(--line);
  background:rgba(255,181,71,.06);font-size:14.5px;color:#F3DDB5}

/* effects switch */
.switch{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 4px;background:none;border:0;
  color:var(--muted);font-size:13.5px;font-weight:500;white-space:nowrap;border-radius:var(--r-sm)}
.switch:hover{color:var(--text)}
.switch-track{position:relative;width:32px;height:18px;border-radius:999px;background:rgba(120,170,230,.14);
  border:1px solid var(--line-2);flex:none;transition:background .2s,border-color .2s}
.switch-thumb{position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background:var(--muted);
  transition:transform .25s var(--ease),background .2s}
.switch[aria-checked="true"] .switch-track{background:rgba(79,209,255,.22);border-color:rgba(79,209,255,.55)}
.switch[aria-checked="true"] .switch-thumb{transform:translateX(14px);background:var(--cyan);box-shadow:0 0 10px rgba(79,209,255,.7)}
.switch-state{font-family:var(--mono);font-feature-settings:normal;font-size:11.5px;min-width:2.1em;color:var(--text-2)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:44px;padding:0 20px;
  border-radius:var(--r-sm);font-family:var(--sans);font-size:15px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;transition:background .18s,border-color .18s,box-shadow .18s,color .18s}
.btn-sm{height:36px;padding:0 14px;font-size:13.5px}
.btn-primary{background:var(--primary);color:#fff;border-color:rgba(255,255,255,.08);
  box-shadow:0 8px 28px -10px rgba(54,121,189,.9),inset 0 1px 0 rgba(255,255,255,.18)}
.btn-primary:hover{background:var(--primary-hi);color:#fff;
  box-shadow:0 0 0 1px rgba(79,209,255,.35),0 10px 34px -10px rgba(79,209,255,.7),inset 0 1px 0 rgba(255,255,255,.2)}
.btn-ghost{background:rgba(14,22,34,.6);color:var(--text);border-color:var(--line-2)}
.btn-ghost:hover{border-color:rgba(79,209,255,.5);color:#fff}
.btn-ghost.warn:hover{border-color:rgba(255,181,71,.6)}
.btn-ghost .dot{width:7px;height:7px;border-radius:50%;background:var(--warn);box-shadow:0 0 10px var(--warn)}
.btn:focus-visible{border-radius:var(--r-sm)}
.btn[disabled]{opacity:.5;cursor:not-allowed}

.copy{font-family:var(--mono);font-feature-settings:normal;font-size:11.5px;color:var(--muted);background:transparent;
  border:1px solid var(--line-2);border-radius:5px;height:28px;padding:0 10px;white-space:nowrap;
  transition:color .15s,border-color .15s,background .15s}
.copy:hover{color:var(--text);border-color:rgba(79,209,255,.45)}
.copy.done{color:var(--ok);border-color:rgba(61,220,151,.5);background:rgba(61,220,151,.07)}
.copy.fail{color:var(--warn);border-color:rgba(255,181,71,.5)}

/* ---------- status dot ---------- */
.pulse{position:relative;width:8px;height:8px;border-radius:50%;background:var(--muted);flex:none}
.pulse::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid currentColor;opacity:0}
.pulse.ok{background:var(--ok);color:var(--ok)}
.pulse.warn{background:var(--warn);color:var(--warn)}
.pulse.err{background:var(--err);color:var(--err)}
html[data-effects="on"] .pulse.ok::after{animation:ping 2.2s var(--ease) infinite}
@keyframes ping{0%{transform:scale(.6);opacity:.9}100%{transform:scale(2.1);opacity:0}}

/* ---------- panels: one anatomy for every instrument on the site ---------- */
.panel{position:relative;border-radius:var(--r-lg);border:1px solid var(--line-2);
  background:linear-gradient(180deg,rgba(14,22,34,.9),rgba(10,15,23,.9));
  box-shadow:0 30px 80px -40px rgba(0,0,0,.9)}
.panel::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(140deg,rgba(79,209,255,.42),rgba(79,209,255,0) 32%,rgba(54,121,189,0) 68%,rgba(54,121,189,.42));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
  mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:46px;
  padding:10px 18px;border-bottom:1px solid var(--line)}
.panel-title{margin:0;font-family:var(--mono);font-feature-settings:normal;font-size:11.5px;font-weight:500;line-height:1.4;
  letter-spacing:.12em;text-transform:uppercase;color:#A9BBD0}
.panel-foot{margin:0;padding:13px 18px 15px;border-top:1px solid var(--line);font-size:13.5px;line-height:1.6;color:var(--muted)}
.panel-foot strong{color:var(--text-2);font-weight:500}
.state{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-feature-settings:normal;font-size:11.5px;
  letter-spacing:.08em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.state[data-state="live"]{color:var(--ok)}
.state[data-state="stale"]{color:var(--warn)}
.state[data-state="offline"]{color:var(--err)}
.state[data-state="computed"]{color:#A9BBD0}

/* Pointer spotlight on cards. ui.js adds the two layers and moves the light
   with transforms only, so following the pointer never repaints the card. */
.spot{position:relative}
.spot-fx,.spot-ring{position:absolute;inset:0;border-radius:inherit;overflow:hidden;pointer-events:none;opacity:0;
  transition:opacity .4s ease;z-index:2}
.spot-ring{inset:-1px;padding:1px;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
  mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0)}
.spot-fx i,.spot-ring i{position:absolute;left:0;top:0;border-radius:50%;will-change:transform}
.spot-fx i{width:720px;height:720px;margin:-360px 0 0 -360px;
  background:radial-gradient(closest-side,rgba(79,209,255,.085),rgba(79,209,255,.03) 50%,transparent 72%)}
.spot-ring i{width:560px;height:560px;margin:-280px 0 0 -280px;
  background:radial-gradient(closest-side,rgba(79,209,255,.9),rgba(79,209,255,.25) 45%,transparent 70%)}
html[data-effects="on"] .spot.spot-on > .spot-fx,html[data-effects="on"] .spot.spot-on > .spot-ring{opacity:1}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;
  isolation:isolate;padding:calc(var(--nav-h) + 40px) 0 72px}
.hero-scene{position:absolute;inset:0;z-index:-3;background:var(--bg);overflow:hidden}
/* Static lattice: shown until WebGL paints, and for good when WebGL is unavailable. */
.hero-lattice{position:absolute;left:-45%;right:-45%;top:-30%;bottom:-60%;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='112' height='194' viewBox='0 0 56 97'%3E%3Cpath d='M28 0 56 16.2v32.3L28 64.7 0 48.5V16.2zM28 64.7V97' fill='%230A1220' fill-opacity='.55' stroke='%2378AAE6' stroke-opacity='.5' stroke-width='.7'/%3E%3C/svg%3E");
  transform:perspective(1000px) rotateX(55deg);transform-origin:50% 50%;
  -webkit-mask-image:radial-gradient(60% 70% at 64% 55%,#000 0%,rgba(0,0,0,.6) 45%,transparent 78%);
          mask-image:radial-gradient(60% 70% at 64% 55%,#000 0%,rgba(0,0,0,.6) 45%,transparent 78%)}
.hero-glow{position:absolute;inset:0;background:radial-gradient(52% 60% at 74% 46%,rgba(54,121,189,.2),transparent 70%)}
#lattice{position:absolute;inset:0;width:100%;height:100%;opacity:0}
#lattice.is-on{opacity:1}
html[data-effects="on"] #lattice{transition:opacity 1.6s linear}
.hero-shade{position:absolute;inset:0;z-index:-2;pointer-events:none;
  background:
    linear-gradient(90deg,rgba(5,8,13,.9) 0%,rgba(5,8,13,.76) 38%,rgba(5,8,13,.5) 54%,rgba(5,8,13,0) 72%),
    linear-gradient(180deg,rgba(5,8,13,.72) 0%,rgba(5,8,13,0) 24%,rgba(5,8,13,0) 76%,var(--bg) 100%)}
.hero > .wrap{position:relative;z-index:1;width:100%;display:grid;
  grid-template-columns:minmax(0,1.18fr) minmax(0,.92fr);gap:56px;align-items:center}

.hero-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 26px}
.boot{display:inline-flex;align-items:center;gap:10px;margin:0;padding:6px 12px 6px 10px;
  border:1px solid var(--line-2);border-radius:999px;background:rgba(14,22,34,.66);
  font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--muted);letter-spacing:.02em}
.boot b{color:var(--text);font-weight:500}
.since{display:inline-flex;align-items:center;gap:7px;padding:6px 12px 6px 10px;border:1px solid var(--line-2);border-radius:999px;
  background:rgba(14,22,34,.66);font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--text-2);
  letter-spacing:.02em;transition:border-color .15s,color .15s}
.since svg{width:12px;height:12px;flex:none;color:var(--cyan)}
.since:hover{color:#fff;border-color:rgba(79,209,255,.5)}
h1{font-size:clamp(42px,6.2vw,82px);line-height:1;letter-spacing:-.04em;text-wrap:balance}
.hero h1{font-size:clamp(34px,4.5vw,60px);line-height:1.05;letter-spacing:-.035em}
h1 .l2{display:block;color:transparent;-webkit-background-clip:text;background-clip:text;padding-bottom:.08em;
  background-image:linear-gradient(92deg,#CFE6FF 0%,#7FC4F5 45%,var(--cyan) 100%)}
.lede{margin:22px 0 0;max-width:34em;font-size:clamp(16.5px,1.5vw,19px);line-height:1.6;color:var(--text-2);text-wrap:pretty}
.lede strong{color:#fff;font-weight:600}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.zeros{display:flex;flex-wrap:wrap;gap:8px 22px;margin:34px 0 0;padding:0;list-style:none}
.zeros li{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-feature-settings:normal;font-size:12.5px;color:var(--muted)}
.zeros li::before{content:"";width:6px;height:6px;transform:rotate(45deg);border:1px solid var(--cyan);opacity:.8}
.zeros b{color:var(--text);font-weight:500}

/* one orchestrated entrance, hero only */
html[data-effects="on"] .rv{animation:rise .9s var(--ease) both;animation-delay:var(--d,0s)}
@keyframes rise{from{opacity:0;transform:translateY(14px)}}

/* ---------- network console ---------- */
.console{background:var(--glass);
  -webkit-backdrop-filter:blur(16px) saturate(140%);backdrop-filter:blur(16px) saturate(140%);
  box-shadow:0 30px 80px -30px rgba(0,0,0,.85),0 0 60px -24px rgba(79,209,255,.28)}
html.gl-lite .console{-webkit-backdrop-filter:none;backdrop-filter:none;
  background:linear-gradient(180deg,rgba(13,20,31,.94),rgba(9,14,22,.94))}
.con-top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:end;padding:18px 18px 14px}
.con-top .label{display:block}
.con-height .big{display:inline-block;margin-top:4px;font-family:var(--mono);font-feature-settings:normal;font-weight:500;
  font-size:clamp(40px,4.2vw,54px);line-height:1;letter-spacing:-.03em;color:#fff;
  text-shadow:0 0 28px rgba(79,209,255,.35)}
.con-height .big:hover{color:#fff}
.con-height .unit{margin-left:10px;font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--muted)}
.con-age{text-align:right}
.con-age .age{display:block;margin-top:6px;font-family:var(--mono);font-feature-settings:normal;font-size:17px;
  font-variant-numeric:tabular-nums;color:var(--text);white-space:nowrap}
.con-msg{margin:0;padding:10px 18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  font-size:13.5px;line-height:1.5;color:var(--text-2);background:rgba(120,170,230,.035);
  min-height:63px;display:flex;align-items:center}   /* room for two lines, so the panel never changes height */
.console[data-state="stale"] .con-msg{background:rgba(255,181,71,.06);color:#F3DDB5}
.console[data-state="offline"] .con-msg{background:rgba(255,92,122,.07);color:#F7CBD4}
.con-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;border-bottom:1px solid var(--line)}
.con-grid div{padding:11px 0 12px 18px;min-width:0}
.con-grid div + div{border-left:1px solid var(--line)}
.con-grid dt{font-family:var(--mono);font-feature-settings:normal;font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);white-space:nowrap}
.con-grid dd{margin:3px 0 0;font-family:var(--mono);font-feature-settings:normal;font-size:14.5px;color:var(--text);
  font-variant-numeric:tabular-nums;white-space:nowrap}
.con-chart{position:relative;padding:12px 18px 10px;border-bottom:1px solid var(--line)}
.con-chart-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:8px}
.con-chart-head .key{display:inline-flex;align-items:center;gap:7px}
.con-chart-head .key::before{content:"";width:14px;height:1px;background:rgba(255,181,71,.8)}
#con-spark{width:100%;height:56px;overflow:visible}
#con-spark .slot{fill:rgba(120,170,230,.16)}
#con-spark .bar{fill:var(--series)}
#con-spark .bar.hot{fill:#7FB6EE}
#con-spark .target{stroke:rgba(255,181,71,.7);stroke-width:1;vector-effect:non-scaling-stroke}
#con-spark .hit{fill:transparent}
.tip{position:absolute;z-index:5;pointer-events:none;padding:6px 9px;border-radius:6px;white-space:nowrap;
  background:#0B1320;border:1px solid var(--line-3);box-shadow:0 10px 30px -10px #000;
  font-family:var(--mono);font-feature-settings:normal;font-size:11.5px;color:var(--muted)}
.tip b{color:#fff;font-weight:500}
.con-blocks{padding:12px 8px 6px}
.con-blocks > .label{display:block;padding:0 10px 6px}
.con-list{list-style:none;margin:0;padding:0;min-height:124px}   /* four rows, reserved before data arrives */
.con-list a{display:grid;grid-template-columns:3.2em minmax(0,1fr) auto auto;gap:12px;align-items:baseline;
  padding:6px 10px;border-radius:6px;font-family:var(--mono);font-feature-settings:normal;font-size:12.5px;color:var(--muted);
  font-variant-numeric:tabular-nums}
.con-list a:hover{background:rgba(120,170,230,.08);color:var(--text-2)}
.con-list .h{color:var(--cyan)}
.con-list .hash{color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.con-list .empty{padding:6px 10px;font-size:13px;color:var(--muted)}
html[data-effects="on"] .con-list li.new a{animation:row-in 2.4s var(--ease)}
@keyframes row-in{0%{background:rgba(79,209,255,.22);transform:translateY(-6px);opacity:0}12%{opacity:1;transform:none}100%{background:transparent}}
.console .panel-foot{font-size:12.5px;padding:11px 18px 13px}

/* ---------- sections ---------- */
.sec{position:relative;padding:112px 0 0}
.sec-head{display:grid;grid-template-columns:220px minmax(0,1fr);gap:24px 48px;margin-bottom:40px}
.kicker{font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--cyan);letter-spacing:.06em;
  padding-top:18px;display:flex;align-items:center;gap:10px;align-self:start;white-space:nowrap}
.kicker::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,rgba(79,209,255,.4),transparent)}
.sec-intro{margin:16px 0 0;max-width:62ch;font-size:17px;color:#B9C6D4;text-wrap:pretty}
.sub-h{display:flex;align-items:center;gap:14px;margin:38px 0 14px;font-size:15px;font-weight:600;color:var(--text-2)}
.sub-h::after{content:"";flex:1;height:1px;background:var(--line)}
.sec-head + .sub-h{margin-top:0}
.sub-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 24px;margin:0 0 20px}
.sub-head h3{font-size:22px}
.prose p{margin:0 0 18px;max-width:66ch;font-size:17px;line-height:1.72;color:#C7D2DE;text-wrap:pretty}
.prose strong{color:#fff;font-weight:600}
.prose p.mission{margin:0 0 28px;padding:2px 0 4px 20px;border-left:2px solid var(--cyan);max-width:31em;
  font-size:clamp(18px,1.7vw,21px);line-height:1.5;color:#fff}
.mission .label{display:block;margin-bottom:10px}
.hexbg{position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.6;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='97' viewBox='0 0 56 97'%3E%3Cpath d='M28 0 56 16.2v32.3L28 64.7 0 48.5V16.2zM28 64.7V97' fill='none' stroke='%2378AAE6' stroke-opacity='.07' stroke-width='1'/%3E%3C/svg%3E");
  -webkit-mask-image:radial-gradient(60% 55% at 80% 30%,#000,transparent 75%);
          mask-image:radial-gradient(60% 55% at 80% 30%,#000,transparent 75%)}

/* scroll-driven reveals; IntersectionObserver fallback adds .in (ui.js) */
@supports ((animation-timeline:view()) and (animation-range:entry)){
  html[data-effects="on"] .reveal{animation:reveal linear both;animation-timeline:view();animation-range:cover 0px cover 300px}
  @keyframes reveal{from{opacity:0;transform:translateY(22px)}}
}
/* ui.js sets .reveal-io only where view timelines are missing and it is ready to reveal things itself */
html[data-effects="on"].reveal-io .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
html[data-effects="on"].reveal-io .reveal.in{opacity:1;transform:none}

/* about */
.about-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:48px;align-items:start}
.facts{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(180deg,var(--surface),rgba(14,22,34,.4))}
.facts .row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:16px 20px;border-bottom:1px solid var(--line)}
.facts .k{font-size:14.5px;color:var(--muted)}
.facts .v{font-family:var(--mono);font-feature-settings:normal;font-size:14.5px;color:var(--text);text-align:right}
.facts .v.ok{color:var(--ok)}
.facts .disclose{padding:16px 20px;background:rgba(79,209,255,.04);font-size:14px;line-height:1.6;color:#AEBBCA}
.facts .disclose b{color:var(--text);font-weight:600}

/* specs */
.specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin:0;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.specs > div{background:var(--bg-2);padding:20px 22px 22px;min-width:0;transition:background .2s}
.specs > div:hover{background:#0C131D}
.specs > .wide{grid-column:1 / -1}
.specs dt{font-family:var(--mono);font-feature-settings:normal;font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);display:flex;align-items:center;gap:8px}
.specs dt::before{content:"";width:5px;height:5px;background:var(--primary);transform:rotate(45deg);flex:none}
.specs dd{margin:8px 0 0;font-size:16.5px;line-height:1.5;color:var(--text);font-weight:500}
.specs dd .note{display:block;margin-top:6px;font-size:14px;font-weight:400;line-height:1.6;color:var(--muted)}
.hashrow{display:flex;align-items:center;gap:12px;margin-top:8px}
.hash{font-family:var(--mono);font-feature-settings:normal;font-size:13px;font-weight:400;color:#9FD9F2;
  overflow-wrap:anywhere;word-break:break-all;letter-spacing:.01em}

/* privacy */
.caveat{position:relative;border:1px solid rgba(255,181,71,.38);border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(180deg,rgba(255,181,71,.07),rgba(255,181,71,.02))}
.caveat-head{display:flex;align-items:center;gap:12px;padding:16px 22px;border-bottom:1px solid rgba(255,181,71,.22);
  font-family:var(--mono);font-feature-settings:normal;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--warn)}
.caveat-head svg{width:18px;height:18px;flex:none}
.caveat-lead{padding:22px 22px 4px;margin:0;font-size:18px;line-height:1.6;color:var(--text);max-width:66ch}
.caveat-lead strong{color:#fff}
.risks{list-style:none;margin:0;padding:12px 22px 6px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.risks li{padding:18px 18px 16px;border:1px solid rgba(255,181,71,.18);border-radius:var(--r);background:rgba(5,8,13,.45)}
.risks h3{font-size:16px;color:#FFD08A;margin-bottom:8px}
.risks p{margin:0;font-size:14.5px;line-height:1.62;color:#C7D2DE}
.keeps{display:flex;gap:14px;align-items:flex-start;margin:14px 22px 22px;padding:16px 18px;border-radius:var(--r);
  border:1px solid rgba(61,220,151,.25);background:rgba(61,220,151,.05)}
.keeps svg{width:20px;height:20px;flex:none;margin-top:2px}
.keeps p{margin:0;font-size:15px;line-height:1.62;color:#C7D2DE}
.keeps strong{color:#fff}
.verdict{margin:28px 0 0;font-size:18px;line-height:1.6;color:#fff;font-weight:500;max-width:60ch}

.tl-wrap{margin-top:64px}
.track{position:relative;height:64px;margin:0 8px 8px}
.track .rail{position:absolute;left:0;right:0;top:40px;height:2px;border-radius:2px;opacity:.55;
  background:linear-gradient(90deg,var(--warn) 0%,var(--primary) 12%,var(--primary) 85%,var(--cyan) 100%)}
.track .tick{position:absolute;top:0;left:var(--p);transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px}
.track .tick span{font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--muted);white-space:nowrap}
.track .tick i{width:12px;height:12px;margin-top:6px;transform:rotate(45deg);background:var(--bg);border:2px solid var(--primary)}
.track .tick.goal i{background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 14px var(--cyan)}
.track .tick.goal span{color:var(--cyan)}
.track .tick.goal{align-items:flex-end;transform:translateX(calc(-100% + 6px))}
.track .tick.v1 span{color:var(--warn)}
.track .tick.v1 i{border-color:var(--warn);background:var(--warn)}
.track .you{position:absolute;top:34px;left:var(--p,0%);width:14px;height:14px;margin-left:-7px;border-radius:50%;
  background:var(--warn);box-shadow:0 0 0 4px rgba(255,181,71,.18),0 0 18px var(--warn);transition:left 1.2s var(--ease)}
.forks{list-style:none;margin:20px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.forks li{background:var(--bg-2);padding:18px 20px 20px;min-width:0}
.fk-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.fk-v{font-family:var(--mono);font-feature-settings:normal;font-weight:500;font-size:15px;color:#fff}
.fk-d{font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--muted);text-align:right}
.fk-h{display:block;margin-top:4px;font-family:var(--mono);font-feature-settings:normal;font-size:12.5px;color:#7FAED8}
.fk-what{margin:10px 0 0;font-size:15px;line-height:1.55;color:#C7D2DE}
.forks li.now{background:linear-gradient(180deg,rgba(255,181,71,.09),rgba(255,181,71,.02)),var(--bg-2)}
.forks li.now .fk-v{color:var(--warn)}
.forks li.goal{background:linear-gradient(180deg,rgba(79,209,255,.08),rgba(79,209,255,.015)),var(--bg-2)}
.forks li.goal .fk-v{color:var(--cyan)}
.tl-note{margin:18px 0 0;max-width:80ch}

/* notices */
.notice{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border:1px solid var(--line-2);border-radius:var(--r);
  background:var(--surface);margin:0 0 40px;max-width:760px}
.notice .pulse{margin-top:8px}
.notice p{margin:0;font-size:15.5px;line-height:1.6;color:#C7D2DE}
.notice strong{color:#fff}
.callout{border:1px solid rgba(255,181,71,.3);border-radius:var(--r);padding:18px 20px;margin:0 0 14px;
  background:linear-gradient(180deg,rgba(255,181,71,.06),rgba(255,181,71,.015))}
.callout h3{font-size:16px;color:#FFD08A;margin:0 0 8px}
.callout p{margin:0;font-size:15px;line-height:1.62;color:#C7D2DE}

/* steps and terminal blocks */
.steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.steps > li{counter-increment:s;min-width:0;display:flex;flex-direction:column}
.steps > li:first-child,.steps > li:last-child{grid-column:1 / -1}
.steps > li:first-child .small,.steps > li:last-child .small{max-width:80ch}
.step-h{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.step-h::before{content:"0" counter(s);font-family:var(--mono);font-feature-settings:normal;font-size:12.5px;font-weight:500;
  color:var(--cyan);width:38px;height:38px;flex:none;display:flex;align-items:center;justify-content:center;
  clip-path:polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0 50%);background:rgba(79,209,255,.12)}
.term{border:1px solid var(--line-2);border-radius:var(--r);background:#070B12;overflow:hidden;
  box-shadow:0 20px 50px -30px rgba(0,0,0,.9)}
.term-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 8px 8px 14px;
  border-bottom:1px solid var(--line);background:rgba(19,29,43,.6)}
.term-bar .label{font-size:10.5px}
pre{margin:0;padding:16px 16px 18px;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
pre code{background:none;border:0;padding:0;font-size:13px;line-height:1.75;color:#DCE6F0;white-space:pre;overflow-wrap:normal}
pre .p{color:#5A7896;user-select:none;-webkit-user-select:none}
pre .c{color:#7F93AA}
.steps .small{margin:14px 0 0}

/* ---------- forms ---------- */
.field{display:flex;flex-direction:column;gap:7px;min-width:0}
.field > label,.field > .flabel{font-size:13.5px;font-weight:500;color:var(--text-2)}
.input,.select{height:42px;width:100%;min-width:0;padding:0 12px;border-radius:var(--r-sm);background:#070B12;
  border:1px solid var(--line-2);color:var(--text);font-size:15px;transition:border-color .15s,box-shadow .15s}
.input.mono,.select.mono{font-family:var(--mono);font-feature-settings:normal;font-size:14px}
.input::placeholder{color:#5E7085}
.input:hover,.select:hover{border-color:var(--line-3)}
.input:focus-visible,.select:focus-visible{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(79,209,255,.2);border-radius:var(--r-sm)}
.input[aria-invalid="true"]{border-color:rgba(255,92,122,.7)}
.select{appearance:none;-webkit-appearance:none;padding-right:32px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='m1 1 4 4 4-4' fill='none' stroke='%238A9BB0' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center}
.field-row{display:flex;gap:8px}
.field-row .select{width:auto;flex:none}
.hint{font-size:13px;line-height:1.55;color:var(--muted);margin:0}
.hint.err{color:#FF9FB1}
input[type="range"]{appearance:none;-webkit-appearance:none;width:100%;height:24px;margin:0;background:transparent;
  accent-color:var(--cyan);cursor:pointer}
input[type="range"]::-webkit-slider-runnable-track{height:4px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan) var(--fill,0%),rgba(120,170,230,.2) var(--fill,0%))}
input[type="range"]::-moz-range-track{height:4px;border-radius:2px;background:rgba(120,170,230,.2)}
input[type="range"]::-moz-range-progress{height:4px;border-radius:2px;background:var(--cyan)}
input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;margin-top:-6px;border-radius:50%;
  background:#fff;border:3px solid var(--cyan);box-shadow:0 0 0 4px rgba(79,209,255,.16)}
input[type="range"]::-moz-range-thumb{width:10px;height:10px;border-radius:50%;background:#fff;border:3px solid var(--cyan);
  box-shadow:0 0 0 4px rgba(79,209,255,.16)}
input[type="range"]:focus-visible{outline:none}
input[type="range"]:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 5px rgba(79,209,255,.4)}
input[type="range"]:focus-visible::-moz-range-thumb{box-shadow:0 0 0 5px rgba(79,209,255,.4)}
.seg{display:inline-flex;padding:3px;border-radius:8px;background:#070B12;border:1px solid var(--line-2)}
.seg label{position:relative;display:block}
.seg input{position:absolute;inset:0;opacity:0;margin:0;cursor:pointer}
.seg span{display:block;padding:5px 12px;border-radius:5px;font-family:var(--mono);font-feature-settings:normal;font-size:12px;
  color:var(--muted);white-space:nowrap;transition:background .15s,color .15s}
.seg input:hover + span{color:var(--text)}
.seg input:checked + span{background:rgba(79,209,255,.16);color:#fff}
.seg input:focus-visible + span{outline:2px solid var(--cyan);outline-offset:1px}
.check{display:flex;gap:12px;align-items:flex-start;cursor:pointer}
.check input{appearance:none;-webkit-appearance:none;flex:none;width:18px;height:18px;margin:2px 0 0;border-radius:5px;
  background:#070B12;border:1px solid var(--line-3);display:grid;place-content:center;cursor:pointer;
  transition:background .15s,border-color .15s}
.check input::after{content:"";width:9px;height:5px;border-left:2px solid #04121c;border-bottom:2px solid #04121c;
  transform:translateY(-1px) rotate(-45deg) scale(0);transition:transform .15s var(--ease)}
.check input:checked{background:var(--cyan);border-color:var(--cyan)}
.check input:checked::after{transform:translateY(-1px) rotate(-45deg) scale(1)}
.check b{display:block;font-size:14.5px;font-weight:500;color:var(--text)}
.check span span{display:block;font-size:13px;line-height:1.5;color:var(--muted)}

/* ---------- emission simulator ---------- */
.sim-body{display:grid;grid-template-columns:minmax(0,1fr) 300px}
.sim-charts{padding:16px 18px 14px;min-width:0}
.sim-tools{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 16px;margin-bottom:10px}
.chart{position:relative;margin:0}
.chart + .chart{margin-top:14px}
.chart figcaption{display:flex;align-items:baseline;gap:10px;margin-bottom:4px;font-size:13.5px;font-weight:500;color:var(--text)}
.chart figcaption span{font-family:var(--mono);font-feature-settings:normal;font-size:11px;font-weight:400;color:var(--muted)}
.chart svg{width:100%;overflow:visible;touch-action:pan-y;cursor:crosshair}
.chart .grid{stroke:rgba(120,170,230,.1);stroke-width:1;shape-rendering:crispEdges}
.chart .axis{stroke:rgba(120,170,230,.26);stroke-width:1;shape-rendering:crispEdges}
.chart text{font-family:var(--mono);font-size:10.5px;fill:var(--muted)}
.chart .line{fill:none;stroke:var(--series);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.chart .area{fill:var(--series);fill-opacity:.1}
.chart .mark{stroke:rgba(169,187,208,.42);stroke-width:1;shape-rendering:crispEdges}
.chart .mark-t{fill:#A9BBD0}
.chart .cross{stroke:rgba(230,237,245,.55);stroke-width:1;shape-rendering:crispEdges}
.chart .dot{fill:var(--series);stroke:var(--bg-2);stroke-width:2}
.chart .now{fill:var(--cyan);stroke:var(--bg-2);stroke-width:2}
.chart .now-t{fill:var(--text-2)}
.chart .now-bg{fill:#0C131E;stroke:rgba(120,170,230,.22);stroke-width:1}
.sim-x{margin:6px 0 2px;font-family:var(--mono);font-feature-settings:normal;font-size:11px;color:var(--muted)}
.sim-scrub{display:block;margin-top:2px}
.sim-read{margin:0;border-left:1px solid var(--line);padding:6px 0;display:flex;flex-direction:column}
.sim-read > div{padding:9px 18px}
.sim-read > div + div{border-top:1px solid var(--line)}
.sim-read dt{font-family:var(--mono);font-feature-settings:normal;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.sim-read dd{margin:3px 0 0;font-family:var(--mono);font-feature-settings:normal;font-size:14.5px;color:var(--text);
  font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.sim-read dd small{display:block;margin-top:2px;font-family:var(--sans);font-size:12.5px;color:var(--muted);font-feature-settings:"cv11","ss01"}
.sim-read .input{height:34px;font-size:14px}
.sim-foot{display:grid;gap:10px}
.sim-check{display:flex;gap:10px;align-items:flex-start;color:var(--text-2)}
.sim-check svg{width:16px;height:16px;flex:none;margin-top:3px}
details.tblx{border-top:1px solid var(--line)}
details.tblx > summary{list-style:none;cursor:pointer;padding:12px 18px;font-size:13.5px;font-weight:500;color:var(--text-2);
  display:flex;align-items:center;gap:10px}
details.tblx > summary::-webkit-details-marker{display:none}
details.tblx > summary::before{content:"";width:7px;height:7px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);
  transform:rotate(-45deg);transition:transform .2s}
details.tblx[open] > summary::before{transform:rotate(45deg)}
details.tblx > summary:hover{color:#fff}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-top:1px solid var(--line)}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl caption{text-align:left;padding:12px 18px 6px;font-size:13px;color:var(--muted)}
.tbl th,.tbl td{padding:9px 18px;text-align:right;white-space:nowrap;border-top:1px solid var(--line)}
.tbl th:first-child,.tbl td:first-child{text-align:left}
.tbl thead th{border-top:0;font-family:var(--mono);font-feature-settings:normal;font-size:10px;font-weight:500;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted)}
.tbl tbody th{font-weight:500;color:var(--text)}
.tbl td{font-family:var(--mono);font-feature-settings:normal;font-variant-numeric:tabular-nums;color:var(--text-2)}

/* ---------- tools: estimator and command builder ---------- */
.tools{display:grid;gap:28px}
.est-body{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr)}
.est-form{padding:20px 18px;display:grid;gap:14px;align-content:start;border-right:1px solid var(--line)}
.est-out{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-content:start}
.stat{padding:18px 18px 16px;min-width:0}
.stat + .stat{border-left:1px solid var(--line)}
.stat .label{display:block}
.stat-v{display:block;margin-top:8px;font-size:clamp(22px,2.3vw,30px);line-height:1.15;font-weight:600;letter-spacing:-.02em;color:#fff}
.stat-note{display:block;margin-top:6px;font-size:13px;line-height:1.5;color:var(--muted)}
.meter{position:relative;height:8px;margin-top:12px;border-radius:4px;background:rgba(74,143,214,.22);overflow:hidden}
.meter i{position:absolute;left:0;top:0;bottom:0;width:var(--w,0%);border-radius:4px;background:var(--series);
  transition:width .5s var(--ease)}
.meter-key{display:flex;justify-content:space-between;gap:12px;margin-top:7px;font-family:var(--mono);font-feature-settings:normal;
  font-size:11px;color:var(--muted)}
.odds{grid-column:1 / -1;border-top:1px solid var(--line)}
.odds .tbl th,.odds .tbl td{padding:8px 18px;white-space:normal}
.odds .tbl td:last-child,.odds .tbl thead th{white-space:nowrap}
.tools > *,.est-body > *,.est-out > *,.bld-body > *{min-width:0}

.bld-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.bld-opts{padding:18px;display:grid;gap:18px;align-content:start;border-right:1px solid var(--line)}
.bld-opts fieldset{border:0;margin:0;padding:0;display:grid;gap:12px;min-width:0}
.bld-opts legend{padding:0;margin:0 0 10px;font-family:var(--mono);font-feature-settings:normal;font-size:10.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted)}
.bld-sub{display:grid;gap:10px;padding:2px 0 2px 30px}
.slider{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 12px;align-items:baseline}
.slider label{font-size:13.5px;font-weight:500;color:var(--text-2)}
.slider output{font-family:var(--mono);font-feature-settings:normal;font-size:13px;color:var(--text);font-variant-numeric:tabular-nums}
.slider input{grid-column:1 / -1}
.bld-out{padding:18px;min-width:0}
.bld-stick{position:sticky;top:calc(var(--nav-h) + 16px);display:grid;gap:14px}
.bld-out pre code{white-space:pre-wrap;overflow-wrap:anywhere}
.bld-out .flag{color:#9FD9F2}
.bld-notes{margin:0;padding:0 0 0 18px;font-size:13.5px;line-height:1.6;color:var(--muted)}
.bld-notes li + li{margin-top:4px}

/* ---------- history ---------- */
/* Base: an ordered list of five events, all visible. Where :has() exists and
   there is room, five radio buttons on a rail pick the event to show; no script. */
.hist{position:relative;border:0;margin:0;padding:0;min-width:0}
.hist-rail{display:none}
.hist-events{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.ev{display:grid;grid-template-columns:280px minmax(0,1fr);gap:10px 36px;padding:24px 26px;border:1px solid var(--line);
  border-radius:var(--r-lg);background:linear-gradient(180deg,rgba(14,22,34,.72),rgba(10,15,23,.72))}
.ev.now{border-color:rgba(61,220,151,.28)}
.ev-when{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.ev-when time{font-family:var(--mono);font-feature-settings:normal;font-size:19px;line-height:1.3;color:#fff;letter-spacing:-.01em}
.ev-tag{font-family:var(--mono);font-feature-settings:normal;font-size:11px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;
  color:var(--warn);border:1px solid rgba(255,181,71,.35);border-radius:4px;padding:3px 7px}
.ev-tag.ok{color:var(--ok);border-color:rgba(61,220,151,.4)}
.ev h3{font-size:20px;margin:0 0 8px}
.ev p{margin:0 0 8px;max-width:62ch;font-size:16px;line-height:1.65;color:#C7D2DE}
.ev p:last-child{margin-bottom:0}
.ev .ev-note{font-size:14.5px;color:var(--muted)}
@supports selector(:has(*)){
  @media (min-width:761px){
    .hist-rail{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));margin:0 0 18px}
    .hist-rail::before{content:"";position:absolute;left:10%;right:10%;top:10px;height:2px;border-radius:2px;opacity:.6;
      background:linear-gradient(90deg,rgba(120,170,230,.5) 0%,var(--primary) 62%,var(--cyan) 100%)}
    .hist-rail label{position:relative;display:flex;flex-direction:column;align-items:center;gap:5px;padding:0 6px 10px;
      text-align:center;cursor:pointer;border-radius:var(--r-sm)}
    .hist-rail input{position:absolute;top:0;left:50%;width:1px;height:1px;margin:0;opacity:0;pointer-events:none}
    .hist-rail i{width:14px;height:14px;margin:4px 0 9px;transform:rotate(45deg);background:var(--bg);border:2px solid var(--primary);
      transition:background .2s,border-color .2s,box-shadow .2s}
    .hist-rail .when{font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--muted);white-space:nowrap}
    .hist-rail .what{font-size:14px;font-weight:500;color:var(--text-2);transition:color .15s}
    .hist-rail label:hover .what{color:#fff}
    .hist-rail label:hover i{border-color:var(--cyan)}
    .hist-rail label:has(input:checked) i{background:var(--cyan);border-color:var(--cyan);
      box-shadow:0 0 0 4px rgba(79,209,255,.16),0 0 16px rgba(79,209,255,.8)}
    .hist-rail label:has(input:checked) .when{color:var(--cyan)}
    .hist-rail label:has(input:checked) .what{color:#fff}
    .hist-rail label:has(input:focus-visible){outline:2px solid var(--cyan);outline-offset:3px}
    .hist-events{min-height:198px}
    .hist-events > .ev{display:none}
    .hist:has(input[value="e1"]:checked) #hist-e1,.hist:has(input[value="e2"]:checked) #hist-e2,
    .hist:has(input[value="e3"]:checked) #hist-e3,.hist:has(input[value="e4"]:checked) #hist-e4,
    .hist:has(input[value="e5"]:checked) #hist-e5{display:grid;min-height:198px}
    html[data-effects="on"] .hist-events > .ev{animation:ev-in .4s var(--ease) both}
    @keyframes ev-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
  }
}
/* the fresh-start statement */
.fresh{display:flex;gap:14px;align-items:flex-start;margin:18px 0 0;padding:18px 22px;border:1px solid rgba(79,209,255,.3);
  border-radius:var(--r);background:rgba(79,209,255,.05);font-size:16.5px;line-height:1.6;color:#D5E1EE}
.fresh svg{flex:none;width:20px;height:20px;margin-top:3px;color:var(--cyan)}
.fresh strong{color:#fff;font-weight:600}

/* ---------- the original vision (2018 plan) ---------- */
.plan-flag{display:flex;gap:14px;align-items:flex-start;margin:0 0 18px;padding:16px 22px;border:1px dashed rgba(255,181,71,.5);
  border-radius:var(--r);background:rgba(255,181,71,.05);font-size:16px;line-height:1.6;color:#E6DAC4}
.plan-flag svg{flex:none;width:20px;height:20px;margin-top:2px;color:var(--warn)}
.plan-flag strong{color:#FFD08A;font-weight:600}
.plans{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.plans li{padding:18px 18px 20px;border:1px dashed var(--line-2);border-radius:var(--r);background:var(--bg-2);min-width:0}
.plans .label{display:block;margin-bottom:12px;color:#D2AE6B}
.plans h3{font-size:16.5px;margin:0 0 8px}
.plans p{margin:0;font-size:14.5px;line-height:1.6;color:#B9C6D4}
.archive{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.archive li{min-width:0}
.archive figure{margin:0}
.archive a{display:block;border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden;background:var(--bg-2);
  transition:border-color .15s}
.archive a:hover{border-color:rgba(79,209,255,.5)}
.archive img{display:block;width:100%;height:auto;aspect-ratio:8/5;object-fit:cover}
.archive figcaption{margin-top:9px;font-size:13.5px;line-height:1.5;color:var(--muted)}

/* ---------- team and contact ---------- */
.team-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:14px;align-items:stretch}
.people{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--bg-2)}
.people li{display:grid;grid-template-columns:minmax(0,200px) minmax(0,1fr);gap:4px 24px;align-items:baseline;padding:19px 22px;
  border-bottom:1px solid var(--line)}
.people li:last-child{border-bottom:0}
.p-name{font-size:17px;font-weight:600;color:#fff}
.p-role{font-size:15px;line-height:1.5;color:#B9C6D4}
.contact{display:flex;flex-direction:column;gap:3px;padding:20px 22px;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--bg-2);font-style:normal;font-size:15.5px;line-height:1.55;color:#C7D2DE}
.contact .label{margin-bottom:10px}
.contact .c-name{font-size:17px;font-weight:600;color:#fff}
.contact a{align-self:flex-start;margin-top:10px;font-family:var(--mono);font-feature-settings:normal;font-size:15px;color:#9FD9F2}
.contact a:hover{color:#fff}
.team-note{margin:14px 0 0;font-size:14px;color:var(--muted)}

/* ---------- links and footer ---------- */
.links{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:12px}
.links li{min-width:0}
.links a,.links .static{position:relative;display:flex;flex-direction:column;gap:6px;height:100%;padding:18px 20px;
  border:1px solid var(--line);border-radius:var(--r);background:var(--bg-2);transition:border-color .18s,background .18s}
.links a:hover{border-color:rgba(79,209,255,.4);background:#0C131D}
.links .k{font-size:15px;font-weight:600;color:#fff}
.links .u{font-family:var(--mono);font-feature-settings:normal;font-size:12.5px;color:#9FD9F2;overflow-wrap:anywhere}
.links .d{font-size:13px;line-height:1.45;color:var(--muted)}
.links .static{flex-direction:row;align-items:center;justify-content:space-between;gap:12px}
.links .static > span{display:flex;flex-direction:column;gap:6px;min-width:0}

footer{margin-top:120px;border-top:1px solid var(--line);background:linear-gradient(180deg,var(--bg-2),var(--bg))}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px 32px;padding-top:32px;padding-bottom:44px}
footer p{margin:0;font-size:14px;color:var(--muted)}
footer .logo{font-size:16px}
footer .logo svg{width:22px;height:22px}
.foot-tools{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px}
.foot-nav{flex-basis:100%;display:flex;flex-wrap:wrap;gap:8px 22px;padding-top:20px;border-top:1px solid var(--line);font-size:14px}
.foot-nav a{color:var(--text-2)}
.foot-nav a:hover{color:#fff}
.foot-meta{flex-basis:100%;font-size:13px}
.foot-meta a{color:var(--muted);text-decoration:underline;text-decoration-color:rgba(138,155,176,.4);text-underline-offset:3px}
.foot-meta a:hover{color:var(--text)}

/* ---------- command palette ---------- */
.palette{width:min(640px,calc(100vw - 24px));max-height:min(560px,calc(100vh - 96px));margin:12vh auto auto;padding:0;
  border:1px solid var(--line-3);border-radius:var(--r-lg);background:rgba(10,15,23,.96);color:var(--text);overflow:hidden;
  box-shadow:0 40px 120px -20px #000,0 0 0 1px rgba(79,209,255,.08),0 0 80px -30px rgba(79,209,255,.35)}
.palette[open]{display:flex;flex-direction:column}
.palette::backdrop{background:rgba(3,5,9,.62);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
html[data-effects="on"] .palette{opacity:0;transform:translateY(-8px) scale(.985);
  transition:opacity .18s ease-out,transform .22s var(--ease),display .22s allow-discrete,overlay .22s allow-discrete}
html[data-effects="on"] .palette[open]{opacity:1;transform:none}
@starting-style{html[data-effects="on"] .palette[open]{opacity:0;transform:translateY(-8px) scale(.985)}}
.pal-top{display:flex;align-items:center;gap:12px;padding:0 14px 0 18px;border-bottom:1px solid var(--line)}
.pal-top svg{width:16px;height:16px;flex:none;color:var(--muted)}
.pal-input{flex:1;min-width:0;height:54px;background:none;border:0;outline:none;font-size:16px;color:#fff}
.pal-input::placeholder{color:#6B7F96}
.pal-close{flex:none;height:26px;padding:0 7px;border-radius:5px;background:rgba(120,170,230,.1);border:1px solid var(--line-2);
  font-family:var(--mono);font-size:11px;color:var(--text-2)}
.pal-close:hover{color:#fff;border-color:var(--line-3)}
.pal-list{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:6px 6px 8px;scrollbar-width:thin}
.pal-group{padding:10px 12px 5px;font-family:var(--mono);font-feature-settings:normal;font-size:10px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted)}
.pal-opt{display:flex;align-items:center;gap:12px;min-height:40px;padding:8px 12px;border-radius:8px;cursor:pointer;
  font-size:14.5px;color:var(--text-2)}
.pal-opt .ico{width:16px;height:16px;flex:none;color:var(--muted)}
.pal-opt .t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pal-opt .d{flex:none;max-width:46%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  font-family:var(--mono);font-feature-settings:normal;font-size:11.5px;color:var(--muted)}
.pal-opt[aria-selected="true"]{background:rgba(79,209,255,.12);color:#fff}
.pal-opt[aria-selected="true"] .ico{color:var(--cyan)}
.pal-opt[aria-disabled="true"]{cursor:default;color:var(--muted)}
.pal-empty{padding:22px 14px;font-size:14px;color:var(--muted)}
.pal-foot{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;padding:9px 16px;border-top:1px solid var(--line);
  font-size:12px;color:var(--muted);background:rgba(14,22,34,.6)}
.pal-foot span{display:inline-flex;align-items:center;gap:6px}
.pal-status{margin-left:auto;color:var(--text-2)}

/* ---------- downloads page ---------- */
.page{position:relative;padding-top:calc(var(--nav-h) + 56px)}
.page .kicker{margin:0 0 18px;padding-top:0;max-width:280px}
.page h1{font-size:clamp(36px,5vw,58px);letter-spacing:-.035em;line-height:1.04}
.page .lede{max-width:62ch;margin-top:18px}
.page-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:start;margin-top:40px}
.page-main,.page-side{min-width:0}
.page-sec{margin-top:64px}
.page-side .page-sec:first-child{margin-top:0}
.page-side .page-sec + .page-sec{margin-top:40px}
.page-sec > h2{font-size:clamp(24px,2.6vw,32px);letter-spacing:-.025em;margin-bottom:16px}
.page-side .page-sec > h2{font-size:20px;letter-spacing:-.015em}
.page-sec > p{max-width:70ch;color:var(--text-2);margin:0 0 16px}
.page-sec > .panel{margin-top:20px}
.page-or{margin-top:26px!important}
.dl-grid{display:grid;gap:16px}
.dl-grid .callout,.dl-grid .term{margin:0}
.dl-grid > *{min-width:0}
.dl .btn{height:auto;min-height:44px;max-width:100%;padding:10px 18px;white-space:normal;overflow-wrap:anywhere;text-align:center}
.page-side .ref,.page-side .ref tbody,.page-side .ref tr,.page-side .ref th,.page-side .ref td{display:block;width:100%}
.page-side .ref th{padding:12px 16px 0;border-top:1px solid var(--line)}
.page-side .ref td{padding:4px 16px 12px;border-top:0;font-size:14.5px}
.page-side .ref tr:first-child th{border-top:0}
.page-side .callout{padding:16px 18px}
.page-side .callout p{font-size:14.5px}
.dl{position:relative;border:1px solid var(--line-2);border-radius:var(--r-lg);padding:22px;
  background:linear-gradient(180deg,var(--surface),rgba(14,22,34,.5))}
.dl-top{display:flex;align-items:baseline;gap:6px 14px;flex-wrap:wrap}
.dl-plat{font-size:19px;font-weight:600;color:#fff;letter-spacing:-.012em}
.dl-meta{font-family:var(--mono);font-feature-settings:normal;font-size:12px;color:var(--muted)}
.dl-what{color:var(--text-2);font-size:15px;margin:8px 0 18px}
.sum{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.sum .label{display:block;margin-bottom:6px}
.sum .hashrow{margin-top:0}
.ref{width:100%;border-collapse:collapse;font-size:15px;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.ref th,.ref td{text-align:left;padding:13px 18px;border-top:1px solid var(--line);vertical-align:top}
.ref tr:first-child th,.ref tr:first-child td{border-top:0}
.ref th{width:190px;font-family:var(--mono);font-feature-settings:normal;font-size:11px;font-weight:500;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted);white-space:nowrap;padding-top:16px}
.ref td{color:var(--text)}
.ref td.m{font-family:var(--mono);font-feature-settings:normal;font-size:13.5px;overflow-wrap:anywhere;word-break:break-all;color:#CFE9F7}
.ref .c{color:var(--muted);word-break:normal}
.page pre .c{color:#7F93AA}
.page .term{margin:0 0 16px}

/* checksum verifier */
.ver-body{padding:18px;display:grid;gap:16px}
.drop{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:156px;
  padding:22px;border:1px dashed var(--line-3);border-radius:var(--r);background:rgba(7,11,18,.6);text-align:center;
  transition:border-color .15s,background .15s}
.drop.over{border-color:var(--cyan);background:rgba(79,209,255,.07)}
.drop svg{width:30px;height:30px;color:var(--primary-hi)}
.drop p{margin:0;font-size:15px;color:var(--text-2)}
.drop .hint{font-size:13px}
.drop input[type="file"]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}
.drop:focus-within{outline:2px solid var(--cyan);outline-offset:3px}
.ver-prog{display:grid;gap:8px}
.ver-prog-top{display:flex;justify-content:space-between;gap:12px;font-family:var(--mono);font-feature-settings:normal;font-size:12.5px;color:var(--text-2)}
.ver-prog-top span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar{height:6px;border-radius:3px;background:rgba(74,143,214,.2);overflow:hidden}
.bar i{display:block;height:100%;width:100%;transform:scaleX(var(--v,0));transform-origin:0 50%;border-radius:3px;
  background:linear-gradient(90deg,var(--primary),var(--cyan))}
.verdict-box{display:grid;grid-template-columns:auto minmax(0,1fr);gap:14px;padding:16px 18px;border-radius:var(--r);
  border:1px solid var(--line-2);background:rgba(120,170,230,.04)}
.verdict-box svg{width:22px;height:22px;margin-top:2px}
.verdict-box h3{font-size:16.5px;margin:0 0 4px}
.verdict-box p{margin:0;font-size:14.5px;line-height:1.6;color:var(--text-2)}
.verdict-box .hash{display:block;margin-top:8px;font-size:12.5px}
.verdict-box dl{margin:10px 0 0;display:grid;gap:8px}
.verdict-box dt{font-family:var(--mono);font-feature-settings:normal;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.verdict-box dd{margin:2px 0 0}
.verdict-box[data-result="match"]{border-color:rgba(61,220,151,.45);background:rgba(61,220,151,.06)}
.verdict-box[data-result="match"] svg{color:var(--ok)}
.verdict-box[data-result="mismatch"]{border-color:rgba(255,92,122,.5);background:rgba(255,92,122,.07)}
.verdict-box[data-result="mismatch"] svg{color:var(--err)}
.verdict-box[data-result="unlisted"],.verdict-box[data-result="error"]{border-color:rgba(255,181,71,.45);background:rgba(255,181,71,.06)}
.verdict-box[data-result="unlisted"] svg,.verdict-box[data-result="error"] svg{color:var(--warn)}
.ver-actions{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav-links,.nav-tools{display:none}
  .burger{display:flex}
  .menu{position:fixed;top:calc(var(--nav-h) - 4px);left:12px;right:12px;z-index:60;flex-direction:column;max-height:calc(100dvh - 76px);
    overflow-y:auto;background:rgba(10,15,23,.96);border:1px solid var(--line-2);border-radius:var(--r-lg);padding:8px;
    -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 24px 60px rgba(0,0,0,.6)}
  .menu.open{display:flex}
  .menu-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px}
  .menu a{color:var(--text);padding:12px 14px;border-radius:var(--r-sm);font-size:15.5px;font-weight:500}
  .menu a:hover{background:rgba(120,170,230,.08)}
  .menu a[aria-current]{color:var(--cyan)}
  .menu-tools{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-top:6px;
    padding:10px 10px 4px;border-top:1px solid var(--line)}
  .menu .btn{margin:8px 6px 4px;color:#fff}
}
@media (max-width:1060px){
  .hero > .wrap{grid-template-columns:1fr;gap:44px}
  .console{max-width:600px}
  .sec-head{grid-template-columns:1fr;gap:12px}
  .kicker{padding-top:0;max-width:280px}
  .about-grid{grid-template-columns:1fr;gap:32px}
  .plans{grid-template-columns:repeat(2,minmax(0,1fr))}
  .risks{grid-template-columns:1fr}
  .forks{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sim-body{grid-template-columns:1fr}
  .sim-read{border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));padding:0}
  .sim-read > div + div{border-top:0}
  .sim-read > div{border-bottom:1px solid var(--line)}
  .sim-read > div:nth-child(odd){border-right:1px solid var(--line)}
  .page-grid{grid-template-columns:1fr;gap:0}
  .page-side .page-sec:first-child{margin-top:64px}
  .bld-body{grid-template-columns:1fr}
  .bld-opts{border-right:0;border-bottom:1px solid var(--line)}
  .bld-stick{position:static}
}
@media (max-width:900px){
  .archive{grid-template-columns:repeat(2,minmax(0,1fr))}
  .team-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .track,#tl-pos{display:none}
  .est-body{grid-template-columns:1fr}
  .est-form{border-right:0;border-bottom:1px solid var(--line)}
}
@media (max-width:760px){
  .ev{grid-template-columns:1fr;gap:12px;padding:18px 18px 20px}
  .ev-when{flex-direction:row;flex-wrap:wrap;align-items:center;gap:8px 12px}
  .ev-when time{font-size:16px}
}
@media (max-width:640px){
  .plans{grid-template-columns:1fr}
  .people li{grid-template-columns:1fr}
  .fresh,.plan-flag{padding:16px;gap:12px}
  .hero{padding:calc(var(--nav-h) + 28px) 0 56px;min-height:auto}
  .hero-shade{background:
    linear-gradient(180deg,rgba(5,8,13,.8) 0%,rgba(5,8,13,.5) 40%,rgba(5,8,13,.2) 72%,var(--bg) 100%)}
  .sec{padding-top:84px}
  .specs{grid-template-columns:1fr}
  .forks{grid-template-columns:1fr}
  .ctas .btn{flex:1 1 220px}
  .panel-head{padding-left:14px;padding-right:14px}
  .con-top{padding:16px 14px 12px}
  .con-msg,.con-chart,.console .panel-foot{padding-left:14px;padding-right:14px}
  .con-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .con-grid div{padding-left:14px}
  .con-grid div:nth-child(3){border-left:0}
  .con-grid div:nth-child(n+3){border-top:1px solid var(--line)}
  .con-blocks{padding-left:4px;padding-right:4px}
  .con-list a{grid-template-columns:2.4em minmax(0,1fr) auto;gap:10px}
  .con-list .tx{display:none}
  .facts .row{padding:14px 16px}
  .caveat-head,.caveat-lead{padding-left:16px;padding-right:16px}
  .risks{padding-left:16px;padding-right:16px}
  .keeps{margin-left:16px;margin-right:16px}
  .sim-charts{padding:14px 14px 12px}
  .sim-read > div{padding:9px 14px}
  .est-out{grid-template-columns:1fr}
  .stat + .stat{border-left:0;border-top:1px solid var(--line)}
  .est-form,.bld-opts,.bld-out,.ver-body{padding-left:14px;padding-right:14px}
  .panel-foot{padding-left:14px;padding-right:14px}
  .tbl th,.tbl td,.tbl caption,details.tblx > summary{padding-left:14px;padding-right:14px}
  footer{margin-top:88px}
  .palette{margin-top:72px;max-height:calc(100dvh - 96px)}
  .pal-foot span.kb{display:none}
  .ref,.ref tbody,.ref tr,.ref th,.ref td{display:block;width:100%}
  .ref th{padding:12px 16px 0;border-top:1px solid var(--line)}
  .ref td{padding:4px 16px 12px;border-top:0}
  .ref tr:first-child th{border-top:0}
  .dl{padding:18px 16px}
  .page-sec{margin-top:56px}
}
@media (max-width:400px){
  .logo .tk{display:none}
  .con-age .age{font-size:15px}
  .sim-read{grid-template-columns:1fr}
  .sim-read > div:nth-child(odd){border-right:0}
}

/* ---------- effects off: no motion anywhere ---------- */
html[data-effects="off"] *,html[data-effects="off"] *::before,html[data-effects="off"] *::after{
  animation:none!important;transition:none!important;scroll-behavior:auto!important}
/* no script at all: honor the OS setting */
@media (prefers-reduced-motion:reduce){
  html:not([data-effects]) *,html:not([data-effects]) *::before,html:not([data-effects]) *::after{
    animation:none!important;transition:none!important}
}
@media (forced-colors:active){
  .panel::before,.spot-fx,.spot-ring{display:none}
  .chart .line{stroke:CanvasText}
  .meter i,.bar i,#con-spark .bar,.hist-rail i{forced-color-adjust:none}
}