/* OCTO Foundations: a reference page in the docs layout shared with the overview.
   A quiet title and lead, a quick reference of the tokens people reach for most, then each foundation
   as a topic: the rule in a few lines, then the live specimen read from system/tokens.css, ending in the
   full token index. On wide screens an on this page outline sits beside the reading column. */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--bg);color:var(--fg);font:400 16px/1.6 var(--font-ui);overflow-x:hidden;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(50% 45% at 82% -6%,rgba(var(--emit-plasma),.11),transparent 70%),radial-gradient(40% 40% at 10% 0%,rgba(var(--emit-cyan),.035),transparent 70%)}
a{color:inherit}
p{margin:0}
code{font:500 .9em/1.4 var(--font-mono)}
button{font:inherit;color:inherit}
.skip{position:absolute;left:-999px;top:8px;z-index:2000;background:#fff;color:#000;padding:8px 12px;border-radius:8px}
.skip:focus{left:8px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--cyan-500);box-shadow:0 0 8px rgba(var(--emit-cyan),.9)}
:focus-visible{outline:2px solid var(--cyan-500);outline-offset:2px}

/* Layout: the shared rail on the left, one reading column on the right */
.doc{display:grid;grid-template-columns:264px minmax(0,1fr);max-width:1440px;margin:0 auto}
.doc__side{position:sticky;top:64px;align-self:start;height:calc(100vh - 64px);overflow:hidden;border-right:1px solid var(--stroke-1)}
.doc__main{min-width:0;padding:0 clamp(16px,4.4vw,64px)}
.doc__col{min-width:0}
.otp{display:none}
@media (min-width:1240px){
  .doc__main{display:grid;grid-template-columns:minmax(0,1fr) 176px;column-gap:clamp(40px,4vw,64px)}
  .otp{display:block;position:sticky;top:64px;align-self:start;max-height:calc(100vh - 64px);overflow:auto;padding:56px 0 32px;scrollbar-width:none}
}

/* On this page */
.otp__t{margin:0 0 12px;font:600 12px/1 var(--font-ui);letter-spacing:.01em;color:var(--fg)}
.otp ol,.otp ul{margin:0;padding:0;list-style:none}
.otp ol{border-left:1px solid var(--stroke-1)}
.otp ol a{display:block;margin-left:-1px;padding:5px 0 5px 14px;border-left:1px solid transparent;font:500 13px/1.35 var(--font-ui);color:rgba(234,240,255,.6);text-decoration:none;transition:color .2s,border-color .2s}
.otp ol a:hover{color:var(--fg)}
.otp ol a[aria-current="location"]{color:var(--fg);border-left-color:var(--fg)}
.otp__t--res{margin-top:32px}
.otp__res{display:grid;gap:2px}
.otp__res a{display:inline-flex;align-items:center;gap:8px;padding:4px 0;font:500 12.5px/1.3 var(--font-mono);color:rgba(234,240,255,.6);text-decoration:none;transition:color .2s}
.otp__res a:hover{color:var(--fg)}
.otp__res svg{width:13px;height:13px;flex:none;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.measure{max-width:720px}

/* Title */
/* Hero: about 300px at 1440. Title, one line, one quiet CTA and a text link, then the Quick reference right under it */
.page-head{padding:72px 0 36px}
.release{margin:0 0 20px;font:500 12.5px/1 var(--font-ui);letter-spacing:.01em;color:var(--fg-3)}
h1{margin:0;font:700 clamp(40px,4.4vw,64px)/1.02 var(--font-display);letter-spacing:-.034em}
.page-sub{margin-top:16px;max-width:760px;font-size:clamp(17px,1.4vw,20px);line-height:1.5;color:rgba(234,240,255,.86);letter-spacing:-.004em;text-wrap:balance}
.page-eyebrow{margin:0 0 10px;font:600 13px/1.2 var(--font-ui);letter-spacing:.08em;text-transform:uppercase;color:rgba(234,240,255,.62)}
.start{margin-top:16px;max-width:720px}
.start__h{margin:0;font:600 20px/1.3 var(--font-ui);letter-spacing:-.01em;color:var(--fg)}
.start__rule{margin-top:10px;font-size:clamp(20px,1.7vw,23px);line-height:1.5;letter-spacing:-.008em;color:var(--fg);text-wrap:pretty}
.start__link{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font:600 15px/1.2 var(--font-ui);color:var(--accent);text-decoration:none}
.start__link svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s var(--ease-out)}
.start__link:hover svg{transform:translateX(3px)}
.act-link{display:inline-flex;align-items:center;gap:4px;font:500 14px/1 var(--font-ui);color:var(--fg-2);text-decoration:none;transition:color .2s}
.act-link:hover{color:var(--fg)}
.act-link svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s var(--ease-out)}
.act-link:hover svg{transform:translateX(2px)}
.sm-only{display:none}
.act{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px 0 14px;border-radius:999px;border:1px solid var(--stroke-2);
  background:rgba(255,255,255,.025);color:var(--fg);font:500 13.5px/1 var(--font-ui);text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .2s,border-color .2s,color .2s}
.act:hover{background:rgba(255,255,255,.07);border-color:rgba(234,240,255,.32)}
.act svg{width:15px;height:15px;flex:none;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.act--primary{background:var(--fg);border-color:var(--fg);color:var(--abyss-1000)}
.act--primary:hover{background:#fff;border-color:#fff}
.act[aria-pressed="true"]{background:rgba(var(--emit-plasma),.18);border-color:rgba(199,166,255,.6)}

/* Quick reference: the tokens people reach for most, as quiet rows on the first screen.
   No card, no slabs: a hairline, small swatches, and the name, job, token and hex that scan like a table. */
.glance{margin-top:0;padding-top:28px;border-top:1px solid var(--stroke-1)}
.glance__head{display:flex;flex-direction:column;gap:6px}
.glance__row{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 24px}
.glance__links{display:flex;flex-wrap:wrap;gap:8px 22px}
.glance__head h2{margin:0;font:600 20px/1.3 var(--font-ui);letter-spacing:-.005em}
.glance__head p{font-size:13px;line-height:1.45;color:var(--fg-3)}
.glance__head code{color:var(--fg-2)}
.g-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);column-gap:clamp(32px,4vw,56px);margin-top:8px}
.g-stack{display:grid;align-content:start}
.g-band{margin-top:24px;min-width:0}
.g-lbl{display:inline-flex;align-items:center;gap:4px;margin-bottom:8px;font:600 20px/1.3 var(--font-ui);letter-spacing:-.01em;color:var(--fg);text-decoration:none;transition:color .2s}
.g-lbl svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s var(--ease-out)}
.g-lbl:hover{color:var(--accent)}
.g-lbl:hover svg{transform:translateX(2px)}
.g-sigs{margin:0;padding:0;list-style:none}
.g-sigs li{display:grid;grid-template-columns:22px 68px minmax(0,1fr) 88px 60px;align-items:center;gap:12px;min-height:42px;padding:3px 0;border-bottom:1px solid var(--stroke-1)}
.g-sw{width:22px;height:22px}
.g-sw i{display:block;width:22px;height:22px;border-radius:7px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);transition:transform .25s var(--ease-out)}
.g-sw:hover i{transform:scale(1.12)}
.g-sigs b{font:600 14px/1.25 var(--font-ui)}
.g-sigs span{font-size:13.5px;line-height:1.3;color:var(--fg-2);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.g-tok{font:500 12.5px/1.35 var(--font-mono);color:var(--fg-2);transition:color .15s}
.g-tok:hover{color:var(--fg)}
.g-sigs .hex{font-size:12px;color:var(--fg-3);text-align:right}
.g-ramp{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:3px;margin-top:4px}
.g-ramp .cp{display:flex;flex-direction:column;gap:6px;min-width:0}
.g-ramp i{display:block;height:34px;border-radius:4px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);transition:transform .25s var(--ease-out)}
.g-ramp .cp:first-child i{border-radius:9px 4px 4px 9px}
.g-ramp .cp:last-child i{border-radius:4px 9px 9px 4px}
.g-ramp .cp:hover i{transform:translateY(-2px)}
.g-ramp small{font:500 10.5px/1 var(--font-mono);color:var(--fg-3);text-align:center}
.g-ends{display:flex;justify-content:space-between;gap:12px;margin-top:10px;font-size:12.5px;line-height:1.3;color:var(--fg-3)}
.g-ends code{color:var(--fg-2)}
.g-type{display:grid}
.g-type .cp{display:grid;width:100%;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:12px;min-height:42px;padding:3px 0;border-bottom:1px solid var(--stroke-1)}
.g-type i{font-style:normal;font-size:22px;line-height:1;letter-spacing:-.02em;color:var(--fg)}
.g-type .g-num{font:700 16px/1 var(--font-display);font-variant-numeric:var(--num);letter-spacing:-.01em}
.g-type span{display:flex;flex-direction:column;min-width:0}
.g-type b{font:600 13.5px/1.3 var(--font-ui)}
.g-type small{font-size:12px;line-height:1.3;color:var(--fg-3)}
.g-type code{font-size:12.5px;color:var(--fg-2);transition:color .2s}
.g-type .cp:hover code{color:var(--fg)}

/* Intro and the three tiers */
.intro{margin-top:44px}
.intro p{font-size:17px;line-height:1.65;color:var(--fg-2)}
.intro p + p{margin-top:14px}
.intro b,.lede b,.rules b{font-weight:600;color:var(--fg)}
.tiers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:32px 0 0;padding:0;list-style:none;border:1px solid var(--stroke-1);border-radius:18px;background:rgba(255,255,255,.015)}
.tier{position:relative;padding:22px 24px 24px}
.tier + .tier{border-left:1px solid var(--stroke-1)}
.tier + .tier::before{content:"";position:absolute;left:-7px;top:26px;width:12px;height:12px;border-top:1px solid var(--stroke-2);border-right:1px solid var(--stroke-2);background:var(--bg);transform:rotate(45deg)}
.tier small{display:block;font:600 11px/1 var(--font-ui);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--plasma-300)}
.tier b{display:block;margin-top:12px;font:600 17px/1.3 var(--font-ui);letter-spacing:-.01em}
.tier p{margin-top:6px;font-size:14.5px;line-height:1.5;color:var(--fg-3)}
.tier code{display:inline-block;margin-top:12px;padding:3px 7px;border-radius:7px;font-size:12px;color:rgba(234,240,255,.82);background:rgba(255,255,255,.04);border:1px solid var(--stroke-1)}

/* Topics */
.topic{margin-top:88px;padding-top:56px;border-top:1px solid var(--stroke-1)}
.topic > h2{margin:0;font:700 clamp(28px,2.6vw,36px)/1.12 var(--font-display);letter-spacing:-.024em}
.lede{margin-top:14px;max-width:720px;font-size:18px;line-height:1.55;color:rgba(234,240,255,.8)}
.rules{display:grid;gap:10px;max-width:720px;margin:24px 0 0;padding:0;list-style:none}
.rules li{position:relative;padding-left:22px;font-size:15.5px;line-height:1.55;color:var(--fg-2)}
.rules li::before{content:"";position:absolute;left:2px;top:.62em;width:6px;height:6px;border-radius:50%;background:var(--plasma-300);box-shadow:0 0 8px rgba(var(--emit-plasma),.8)}
.rules code,.lede code,.sub > p code,.intro code{white-space:nowrap;padding:1px 5px;border-radius:5px;background:rgba(255,255,255,.05);color:var(--fg)}
.sub{margin-top:52px}
.sub > h3,.topic > h3{margin:0;font:600 20px/1.3 var(--font-display);letter-spacing:-.01em}
.sub > p{margin-top:8px;max-width:720px;font-size:15.5px;line-height:1.55;color:var(--fg-2)}
.spec{margin-top:22px}
.spec-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* Copy targets: every swatch and token name copies its var() */
.cp{position:relative;display:block;margin:0;padding:0;border:0;background:none;text-align:left;cursor:pointer;-webkit-tap-highlight-color:transparent}
.hex{display:inline-block;margin:0;padding:0;border:0;background:none;font:500 12px/1.4 var(--font-mono);color:var(--fg-3);cursor:pointer;border-radius:4px;transition:color .15s}
.hex:hover{color:var(--fg)}

/* Abyss ramp: one strip, the step number and hex under each cell, then the roles each step plays */
.ramp{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:4px}
.chip{display:flex;flex-direction:column;gap:2px;min-width:0}
.chip .cp{display:flex;flex-direction:column;gap:8px}
.chip i{display:block;height:64px;border-radius:6px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);transition:transform .25s var(--ease-out),box-shadow .2s}
.chip:first-child i{border-radius:12px 6px 6px 12px}
.chip:last-child i{border-radius:6px 12px 12px 6px}
.chip .cp:hover i{transform:translateY(-3px);box-shadow:inset 0 0 0 1px rgba(234,240,255,.4)}
.chip b{font:500 12.5px/1.2 var(--font-mono);color:var(--fg-2)}
.chip .hex{font-size:11px;color:var(--fg-3)}
.chip em{font:500 11px/1.3 var(--font-mono);font-style:normal;color:var(--fg-3);min-height:14px}
.roles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin:28px 0 0;padding:20px 0 0;border-top:1px solid var(--stroke-1)}
.roles div{min-width:0}
.roles dt{font:600 13.5px/1.3 var(--font-ui)}
.roles dd{margin:4px 0 0;font-size:13.5px;line-height:1.5;color:var(--fg-2)}
.roles code{white-space:nowrap;color:var(--fg)}

/* Signals: a table that scans, then a do and do not pair */
.sigt{width:100%;border-collapse:collapse;table-layout:fixed}
.sigt th,.sigt td{padding:14px 16px 14px 0;text-align:left;vertical-align:top;border-bottom:1px solid var(--stroke-1)}
.sigt thead th{padding:0 16px 10px 0;font:600 11px/1 var(--font-ui);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--fg-3)}
.sigt thead th:first-child{width:28%}
.sigt thead th:nth-child(2){width:19%}
.sigt thead th:last-child{width:15%;text-align:right}
.sigt tbody th{font-weight:400}
.sigt .sw{display:flex;align-items:center;gap:12px}
.sigt .sw i{display:block;width:26px;height:26px;flex:none;border-radius:8px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);transition:transform .25s var(--ease-out)}
.sigt .sw:hover i{transform:scale(1.1)}
.sigt .sw b{font:600 15px/1.2 var(--font-ui)}
.sigt tbody th small{display:block;margin:4px 0 0 38px;font-size:13px;color:var(--fg-3)}
.sigt .tok{display:block;font:500 13px/1.4 var(--font-mono);color:var(--fg)}
.sigt .tok:hover{color:var(--cyan-300)}
.sigt .tok + .hex{display:block;margin-top:3px}
.sigt .use{font-size:14px;line-height:1.5;color:var(--fg-2)}
.sigt .num{text-align:right;padding-right:0}
.sigt .num strong{display:block;font:600 14px/1.2 var(--font-mono);font-variant-numeric:tabular-nums;color:var(--fg)}
.sigt .num small{display:block;margin-top:3px;font-size:12px;color:var(--fg-3);white-space:nowrap}
.dodont{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;margin-top:36px}
.dd__t{font:600 13px/1 var(--font-ui);letter-spacing:.01em;padding-bottom:10px;border-bottom:1px solid var(--stroke-1)}
.dd__t--do{color:var(--lime-500)}
.dd__t--no{color:var(--coral-500)}
.dodont ul{margin:0;padding:0;list-style:none}
.dodont li{position:relative;padding:11px 0 11px 22px;font-size:14.5px;line-height:1.5;color:var(--fg-2);border-bottom:1px solid var(--stroke-1)}
.dodont li::before{content:"";position:absolute;left:0;top:1.02em;width:5px;height:5px;border-radius:50%;background:var(--fg-3)}
.dodont li:last-child{border-bottom:0}

/* Energy */
.energy{display:grid;gap:18px}
.energy .cp,.scales .cp,.order .cp{width:100%}
.energy .cp i{display:block;height:56px;border-radius:12px}
.energy .cp:hover i{box-shadow:var(--glow-md)}
.stops{position:relative;display:flex;justify-content:space-between;margin-top:8px;font:500 12px/1.3 var(--font-mono);color:var(--fg-3)}
.stops span:nth-child(2){position:absolute;left:55%;transform:translateX(-50%)}

/* Contrast */
.ctr{margin:22px 0 0;padding:0;list-style:none;border-top:1px solid var(--stroke-1)}
.ctr li{display:grid;grid-template-columns:minmax(0,170px) minmax(0,140px) minmax(0,1fr) 64px 92px;align-items:center;gap:16px;padding:12px 0;border-bottom:1px solid var(--stroke-1);font-size:14.5px}
.ctr code{font-size:12.5px;color:var(--fg-3)}
.ctr .bar{position:relative;height:4px;border-radius:999px;background:rgba(160,180,255,.08)}
.ctr .bar u{position:absolute;inset:0 auto 0 0;border-radius:inherit}
.ctr .bar::after{content:"";position:absolute;left:calc(4.5 / 21 * 100%);top:-5px;bottom:-5px;width:1px;background:rgba(234,240,255,.45)}
.ctr strong{font:600 13px/1 var(--font-mono);text-align:right;font-variant-numeric:tabular-nums}
.verdict{justify-self:end;font:500 12.5px/1 var(--font-ui);white-space:nowrap;color:var(--fg-3)}
.verdict.aa{color:var(--fg-2)}
.note{margin-top:12px;font-size:13px;color:var(--fg-3)}

/* Type */
.fams{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.fam{padding:22px 22px 20px;border:1px solid var(--stroke-1);border-radius:16px;background:rgba(255,255,255,.015);min-width:0}
.fam i{display:block;font-style:normal;font-size:60px;line-height:1;letter-spacing:-.02em;background:linear-gradient(180deg,#EAF0FF,#9FB0E8);-webkit-background-clip:text;background-clip:text;color:transparent}
.fam b{display:block;margin-top:18px;font:600 15px/1.3 var(--font-ui)}
.fam small{display:block;margin-top:2px;font-size:13px;color:var(--fg-3)}
.fam .cp{margin-top:10px;font:500 12px/1.4 var(--font-mono);color:var(--plasma-300)}
.scale{border-top:1px solid var(--stroke-1)}
.trow{display:grid;grid-template-columns:150px minmax(0,1fr);align-items:baseline;gap:20px;padding:16px 0;border-bottom:1px solid var(--stroke-1)}
.trow .cp{font:500 13px/1.3 var(--font-mono);color:var(--fg)}
.trow small{display:block;margin-top:3px;font:500 11.5px/1.3 var(--font-mono);color:var(--fg-3)}
.trow .x{min-width:0;max-width:100%;overflow-wrap:anywhere;text-wrap:balance;color:var(--fg)}

/* Space and radii */
.seg{display:inline-flex;padding:3px;border-radius:999px;border:1px solid var(--stroke-1);background:rgba(255,255,255,.02)}
.seg button{height:30px;padding:0 13px;border:0;border-radius:999px;background:none;font:500 13px/1 var(--font-ui);color:var(--fg-2);cursor:pointer;transition:background .2s,color .2s}
.seg button:hover{color:var(--fg)}
.seg button[aria-pressed="true"]{background:rgba(255,255,255,.1);color:var(--fg);box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.steps{display:grid;gap:2px;margin-top:16px;border-top:1px solid var(--stroke-1);padding-top:10px}
.step{display:grid;grid-template-columns:64px minmax(0,1fr) 56px;align-items:center;gap:16px;padding:6px 0}
.step .cp{font:500 13px/1.3 var(--font-mono);color:var(--fg)}
.step i{display:block;height:14px;border-radius:4px;background:linear-gradient(90deg,rgba(var(--emit-plasma),.75),rgba(var(--emit-cyan),.55));box-shadow:0 0 10px rgba(var(--emit-plasma),.35);transition:width var(--d-3) var(--ease-out)}
.step span{font:500 12.5px/1 var(--font-mono);color:var(--fg-3);text-align:right}
.radii{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
.rad{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-width:0}
.rad i{display:block;width:100%;max-width:120px;aspect-ratio:1;border:1px solid rgba(199,166,255,.45);background:linear-gradient(155deg,rgba(255,255,255,.07),rgba(255,255,255,.01));box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.rad .cp{margin-top:8px;font:500 13px/1.3 var(--font-mono);color:var(--fg)}
.rad span{font:500 12px/1.3 var(--font-mono);color:var(--fg-3)}

/* Elevation: glass needs light behind it to read */
.elev{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:32px;border-radius:22px;border:1px solid var(--stroke-1);
  background:radial-gradient(38% 70% at 18% 30%,rgba(var(--emit-plasma),.34),transparent 72%),radial-gradient(36% 70% at 86% 78%,rgba(var(--emit-cyan),.2),transparent 72%),#04060E}
.elev > div{display:flex;flex-direction:column;justify-content:flex-end;gap:4px;height:156px;padding:16px;border-radius:var(--r-lg);border:1px solid var(--stroke-1);min-width:0}
.elev b{font:600 15px/1.2 var(--font-ui)}
.elev span{font:500 11.5px/1.35 var(--font-mono);color:var(--fg-3)}
.elev .glassy{-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur))}

/* Emissive */
.lamps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.lamp{display:flex;flex-direction:column;min-width:0;border:1px solid var(--stroke-1);border-radius:16px;overflow:hidden;background:#05070F}
.lamp__stage{position:relative;display:grid;place-items:center;height:136px;background:radial-gradient(60% 80% at 50% 120%,rgba(var(--emit-plasma),.10),transparent 70%)}
.lamp__t{display:grid;gap:3px;padding:14px 16px 16px;border-top:1px solid var(--stroke-1)}
.lamp__t .cp{font:500 13px/1.3 var(--font-mono);color:var(--fg)}
.lamp__t small{font-size:13px;line-height:1.45;color:var(--fg-3)}
.l-dot{width:12px;height:12px;border-radius:50%;background:var(--plasma-300);box-shadow:var(--emit-sm)}
.l-pill{display:grid;place-items:center;width:112px;height:34px;border-radius:999px;font:600 13px/1 var(--font-ui);color:#fff;
  background:linear-gradient(100deg,rgba(var(--emit-plasma),.7),rgba(91,43,217,.3));box-shadow:inset 0 0 0 1px rgba(214,192,255,.7),inset 0 1px 0 rgba(255,255,255,.35),var(--emit-md)}
.l-line{width:128px;height:3px;border-radius:3px;background:var(--cyan-500);box-shadow:var(--emit-cyan-md)}
.l-card{position:relative;width:132px;height:80px;border-radius:14px;background:var(--glass-tint),var(--surface-2)}
.l-card::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:var(--edge-emit);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}

/* Data viz */
.order{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin:22px 0 0;padding:0;list-style:none}
.order li{min-width:0}
.order .cp{display:flex;flex-direction:column;gap:8px}
.order i{position:relative;display:block;height:56px;border-radius:12px;border:1px solid rgba(255,255,255,.1);transition:transform .25s var(--ease-out)}
.order .cp:hover i{transform:translateY(-3px)}
.order i::after{content:attr(data-n);position:absolute;left:10px;top:8px;font:700 13px/1 var(--font-display);color:rgba(2,4,10,.78)}
.order b{font:600 14px/1.2 var(--font-ui)}
.order span{font:500 12px/1.2 var(--font-mono);color:var(--fg-3)}
.chart{margin-top:18px;padding:18px 20px 12px;border:1px solid var(--stroke-1);border-radius:18px;background:rgba(255,255,255,.015)}
.legend{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px;color:var(--fg-2)}
.legend span{display:inline-flex;align-items:center;gap:8px}
.legend i{width:8px;height:8px;border-radius:50%}
.legend b{font:600 13px/1 var(--font-mono);color:var(--fg)}
#chart{display:block;width:100%;height:220px;margin-top:12px}
.scales{display:grid;gap:18px}
.scales .cp i{display:block;height:28px;border-radius:9px;border:1px solid rgba(255,255,255,.08)}
.scales p{display:flex;justify-content:space-between;margin-top:7px;font:500 12px/1.3 var(--font-mono);color:var(--fg-3)}
.scales p b{font-weight:500;color:var(--fg)}

/* Motion */
.durs{border-top:1px solid var(--stroke-1)}
.dur{display:grid;grid-template-columns:120px 70px minmax(0,1fr);align-items:center;gap:18px;padding:12px 0;border-bottom:1px solid var(--stroke-1)}
.dur .cp{font:500 13px/1.3 var(--font-mono);color:var(--fg)}
.dur > span{font:500 12.5px/1 var(--font-mono);color:var(--fg-3)}
.dur small{display:block;font-size:13.5px;color:var(--fg-2)}
.track{position:relative;height:22px;margin-top:8px;border-radius:999px;background:rgba(160,180,255,.06)}
.track i{position:absolute;left:3px;top:3px;width:16px;height:16px;border-radius:50%;background:var(--energy);box-shadow:var(--emit-sm)}
.motion-ctl{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px}

/* Every token */
.idx-bar{position:sticky;top:64px;z-index:5;display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:24px 0 0;padding:12px 0;background:linear-gradient(180deg,var(--bg) 78%,rgba(2,4,10,0))}
.idx-q{position:relative;flex:1 1 280px;max-width:420px}
.idx-q svg{position:absolute;left:13px;top:50%;width:15px;height:15px;margin-top:-7.5px;fill:none;stroke:var(--fg-3);stroke-width:1.5;stroke-linecap:round}
.idx-q input{width:100%;height:40px;padding:0 14px 0 38px;border-radius:10px;border:1px solid var(--stroke-2);background:rgba(255,255,255,.03);color:var(--fg);font:400 14.5px/1 var(--font-ui);outline:none;transition:border-color .2s,background .2s}
.idx-q input::placeholder{color:var(--fg-3)}
.idx-q input:focus{border-color:rgba(63,216,255,.7);background:rgba(255,255,255,.05)}
.idx-n{font-size:13px;color:var(--fg-3)}
.idx-grp{margin-top:34px}
.idx-grp h3{display:flex;align-items:baseline;gap:10px;margin:0 0 8px;font:600 15px/1.3 var(--font-ui);letter-spacing:-.005em}
.idx-grp h3 span{font:500 12px/1 var(--font-mono);color:var(--fg-3)}
.idx{width:100%;border-collapse:collapse;table-layout:fixed}
.idx th{padding:0 0 8px;text-align:left;font:600 11px/1 var(--font-ui);letter-spacing:var(--track-label);text-transform:uppercase;color:var(--fg-3);border-bottom:1px solid var(--stroke-1)}
.idx th:first-child{width:36%}
.idx td{padding:9px 0;vertical-align:top;border-bottom:1px solid var(--stroke-1)}
.idx td:first-child{padding-right:16px}
.idx .cp{display:inline-flex;align-items:center;gap:10px;max-width:100%;font:500 13px/1.4 var(--font-mono);color:var(--fg);overflow-wrap:anywhere}
.idx .cp:hover{color:var(--cyan-300)}
.idx .sw{flex:none;width:14px;height:14px;border-radius:4px;border:1px solid rgba(255,255,255,.18)}
.idx .val{font:500 12.5px/1.5 var(--font-mono);color:var(--fg-2);overflow-wrap:anywhere}
.idx .val small{display:block;color:var(--fg-3);font-size:11.5px}
.idx tr[hidden],.idx-grp[hidden]{display:none}
.idx-none{margin-top:28px;font-size:15px;color:var(--fg-3)}

/* Pager and foot */
.pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:104px}
.pager a{display:flex;flex-direction:column;gap:6px;padding:20px 22px;border:1px solid var(--stroke-1);border-radius:16px;text-decoration:none;transition:border-color .2s,background .2s}
.pager a:hover{border-color:var(--stroke-2);background:rgba(255,255,255,.025)}
.pager small{font-size:13px;color:var(--fg-3)}
.pager b{font:600 18px/1.25 var(--font-display);letter-spacing:-.01em}
.pager a + a{text-align:right;align-items:flex-end}
.foot{margin-top:56px;padding:28px 0 40px;border-top:1px solid var(--stroke-1);font-size:13px;color:var(--fg-3)}

/* Copy confirmation */
.toast{position:fixed;left:50%;bottom:24px;z-index:1200;padding:10px 16px;border-radius:999px;font:500 13.5px/1 var(--font-ui);color:var(--fg);
  background:rgba(10,14,30,.94);border:1px solid var(--stroke-2);box-shadow:0 18px 40px -16px rgba(0,0,0,.8);transform:translate(-50%,16px);opacity:0;pointer-events:none;transition:opacity .2s,transform .3s var(--ease-out)}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

@media (max-width:1200px){
  .ctr li{grid-template-columns:minmax(0,150px) minmax(0,120px) minmax(0,1fr) 60px 86px;gap:12px}
}
@media (max-width:1000px){
  html{scroll-padding-top:126px}
  .doc{display:block}
  .doc__side{display:none}
  .idx-bar{top:110px}
}
@media (max-width:860px){
  .fams{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lamps,.elev{grid-template-columns:repeat(2,minmax(0,1fr))}
  .order{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:16px}
  .radii{grid-template-columns:repeat(3,minmax(0,1fr))}
  .ctr li{grid-template-columns:minmax(0,1fr) auto auto;gap:8px 12px}
  .ctr code{display:none}
  .ctr .bar{grid-column:1/-1;grid-row:2}
  .roles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sigt thead{display:none}
  .sigt,.sigt tbody,.sigt tr,.sigt th{display:block;width:100%}
  .sigt td{display:block;width:auto}
  .sigt tr{padding:14px 0;border-bottom:1px solid var(--stroke-1)}
  .sigt th,.sigt td{padding:0;border:0}
  .sigt td{margin:6px 0 0 38px}
  .sigt .num{text-align:left}
  .sigt .num strong,.sigt .num small{display:inline;margin:0}
  .sigt .num small::before{content:" "}
  .sigt .tok + .hex{display:inline;margin:0 0 0 10px}
}
@media (max-width:640px){
  .page-head{padding:36px 0 28px}
  .release{margin-bottom:16px;font-size:12px}
  .page-sub{margin-top:14px}
  .act-link{font-size:13.5px}
  .act svg{width:14px;height:14px}
  .sm-vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .sm-only{display:inline}
  .glance{padding-top:22px}
  .glance__head{flex-direction:column;gap:4px}
  .g-grid{grid-template-columns:minmax(0,1fr)}
  .g-band{margin-top:22px}
  .g-sigs li{grid-template-columns:22px 68px minmax(0,1fr) auto;gap:10px}
  .g-sigs span{display:none}
  .g-sigs .hex{min-width:0}
  .g-ramp i{height:30px}
  .g-ramp small{font-size:9.5px}
  .dodont{grid-template-columns:minmax(0,1fr);gap:20px}
  .roles{grid-template-columns:minmax(0,1fr);gap:16px}
  .intro{margin-top:32px}
  .intro p{font-size:16px}
  .tiers{grid-template-columns:minmax(0,1fr)}
  .tier{padding:18px 18px 20px}
  .tier + .tier{border-left:0;border-top:1px solid var(--stroke-1)}
  .tier + .tier::before{left:26px;top:-7px;transform:rotate(135deg)}
  .topic{margin-top:64px;padding-top:40px}
  .lede{font-size:16.5px}
  .sub{margin-top:40px}
  .ramp{grid-template-columns:repeat(9,minmax(0,1fr));gap:2px}
  .chip i{height:44px;border-radius:3px}
  .chip b{font-size:10px}
  .chip .hex,.chip em{display:none}
  .energy .cp i{height:44px}
  .stops span:nth-child(2){display:none}
  .fams{grid-template-columns:minmax(0,1fr)}
  .fam{display:grid;grid-template-columns:72px minmax(0,1fr);column-gap:16px;align-items:center;padding:16px}
  .fam i{grid-row:1/4;font-size:48px}
  .fam b{margin-top:0}
  .fam .cp{margin-top:4px}
  .trow{grid-template-columns:minmax(0,1fr);gap:6px;padding:14px 0}
  .step{grid-template-columns:48px minmax(0,1fr) 48px;gap:12px}
  .elev{padding:16px;gap:12px}
  .elev > div{height:128px;padding:12px}
  .lamps{gap:10px}
  .lamp__stage{height:112px}
  .l-pill{width:96px}
  .l-line{width:96px}
  .l-card{width:100px;height:64px}
  .lamp__t{padding:12px}
  .chart{padding:14px 14px 8px}
  #chart{height:180px}
  .dur{grid-template-columns:minmax(0,1fr) auto;gap:4px 12px}
  .dur > div{grid-column:1/-1}
  .idx thead{display:none}
  .idx,.idx tbody,.idx tr,.idx td{display:block;width:100%}
  .idx tr{padding:10px 0;border-bottom:1px solid var(--stroke-1)}
  .idx td{padding:0;border:0}
  .idx td + td{margin-top:4px;padding-left:24px}
  .pager{grid-template-columns:minmax(0,1fr);margin-top:72px;gap:10px}
  .pager a + a{text-align:left;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Type: no floating section rule above the heading; next step in the content column */
#type.topic{border-top:0;padding-top:0}
.type__next{margin-top:18px}
/* First screen tasks: the three jobs most readers came to do */
.tasks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:22px 0 0;padding:0;list-style:none;max-width:816px}
.tasks a{display:flex;flex-direction:column;gap:6px;height:100%;box-sizing:border-box;padding:14px 16px;border:1px solid var(--stroke-1);border-radius:12px;text-decoration:none;color:inherit;transition:border-color .2s,background .2s}
.tasks a:hover{border-color:var(--stroke-2);background:rgba(255,255,255,.03)}
.tasks b{display:flex;align-items:center;gap:6px;font:600 15px/1.3 var(--font-ui);color:var(--accent)}
.tasks b svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s var(--ease-out)}
.tasks a:hover b svg{transform:translateX(3px)}
.tasks span{font-size:13px;line-height:1.45;color:var(--fg-3)}
@media (max-width:760px){.tasks{grid-template-columns:1fr;gap:8px}.tasks a{padding:12px 14px}}