@font-face{font-family:"Archivo";src:url("../fonts/archivo-latin-wdth-normal.woff2") format("woff2");font-weight:100 900;font-stretch:62% 125%;font-display:swap}
@font-face{font-family:"Space Grotesk";src:url("../fonts/space-grotesk-latin-wght-normal.woff2") format("woff2");font-weight:300 700;font-display:swap}

/* Tokens: Stackbone Design System tokens.json (2026-10-19) */
:root{
  --paper:#f8f7f4;--band:#f0eeea;--panel:#e6e4e0;--stone:#d8d6cf;
  --ink:#16151a;--ink-2:#413f3a;--text:#615e56;--muted:#6e6a61;--on-ink:#f7f7fa;
  --line:#e2e0d9;--line-strong:#c7c3b8;--line-dashed:#a9a496;
  --chip-fill:rgba(22,21,26,0.10);--chip-border:rgba(22,21,26,0.30);
  --glow-blue:rgba(59,108,242,0.40);--glow-teal:rgba(21,146,176,0.45);--glow-violet:rgba(124,92,240,0.40);--glow-amber:rgba(223,160,79,0.45);
  --positive:#1f9d57;--caution:#a47700;
  --space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--space-12:48px;--space-16:64px;--space-32:128px;
  --radius-xs:4px;--radius-card:8px;--radius-pill:9999px;
  --shadow-float:0 25px 50px -12px rgba(0,0,0,0.25);
  --glow-blur:64px;--container:1280px;--measure:672px;--gutter:16px;
  --font-display:Archivo,ui-sans-serif,system-ui,sans-serif;
  --font-sans:"Space Grotesk",ui-sans-serif,system-ui,-apple-system,sans-serif;
  --font-mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}

/* Components: Stackbone Design System components/bundle.css */
.sb{font-family:var(--font-sans);color:var(--ink);-webkit-font-smoothing:antialiased}
.sb-display{font-family:var(--font-display);font-variation-settings:"wdth" 125;font-weight:600;text-transform:uppercase;letter-spacing:.01em;line-height:1;margin:0;color:var(--ink);text-wrap:balance}
.sb-display.xl{font-size:48px}.sb-display.lg{font-size:36px}
@media (max-width:640px){.sb-display.xl{font-size:30px}.sb-display.lg{font-size:24px}}
.sb-eyebrow{font-family:var(--font-mono);font-size:12px;line-height:16px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.sb-lede{font-size:18px;line-height:28px;color:var(--text);max-width:var(--measure,672px);margin:0}
.sb-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);height:40px;padding:0 var(--space-4);border-radius:var(--radius-pill);font:500 14px/21px var(--font-sans);text-decoration:none;cursor:pointer;border:1px solid transparent;white-space:nowrap;transition:background .15s}
.sb-btn.primary{background:var(--ink);color:var(--on-ink)}
.sb-btn.primary:hover{background:var(--ink-2)}
.sb-btn.ghost{background:transparent;color:var(--ink)}
.sb-btn.ghost:hover{background:var(--band)}
.sb-btn.secondary{background:var(--paper);color:var(--ink);border-color:var(--line-strong)}
.sb-btn.sm{height:32px;padding:0 var(--space-3);font-size:12px}
.sb-btn:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.sb-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--radius-pill);background:var(--chip-fill);border:1px solid var(--chip-border);font:500 10px/13px var(--font-mono);color:var(--ink)}
.sb-pill{display:inline-flex;align-items:center;padding:6px 12px;border-radius:var(--radius-pill);font:500 12px/16px var(--font-sans);color:var(--ink);border:1px solid var(--line-strong);background:transparent}
.sb-pill[aria-pressed="true"]{background:var(--stone)}
.sb-card{position:relative;overflow:hidden;background:var(--band);border:1px solid var(--line);border-radius:var(--radius-card);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-2)}
.sb-card.on-band{background:var(--paper)}
.sb-card .sb-card-title{font:600 20px/28px var(--font-sans);letter-spacing:-.025em;margin:0;color:var(--ink)}
.sb-card p{margin:0;font-size:13px;line-height:22px;color:var(--text)}
.sb-card .sb-num{font-family:var(--font-mono);font-size:12px;color:var(--muted)}
.sb-glow{position:absolute;width:320px;height:320px;border-radius:var(--radius-pill);filter:blur(var(--glow-blur));pointer-events:none;z-index:0}
.sb-glow.blue{background:var(--glow-blue)}.sb-glow.teal{background:var(--glow-teal)}.sb-glow.violet{background:var(--glow-violet)}.sb-glow.amber{background:var(--glow-amber)}
.sb-glow-host{position:relative;overflow:hidden}.sb-glow-host>*:not(.sb-glow){position:relative;z-index:1}
.sb-stat{border:1px solid var(--line);border-radius:var(--radius-card);padding:10px 12px;display:grid;gap:2px;background:var(--paper)}
.sb-stat .k{font-size:12px;color:var(--muted)}.sb-stat .v{font:600 24px/28px var(--font-sans);font-variant-numeric:tabular-nums;color:var(--ink)}
.sb-cta-band{background:var(--ink);color:var(--on-ink);border-radius:var(--radius-card);padding:var(--space-12) var(--space-6);display:flex;flex-direction:column;align-items:center;gap:var(--space-6);text-align:center}
.sb-cta-band .sb-display{color:var(--on-ink)}
.sb-cta-band .sb-btn.primary{background:var(--on-ink);color:var(--ink)}

/* Page */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);font-size:16px;line-height:26px}
p{margin:0}
.wrap{max-width:var(--container);margin:0 auto;padding:0 32px}
section{padding:var(--space-32) 0 var(--space-16)}
section.band{background:var(--band)}
.head{display:flex;flex-direction:column;gap:var(--space-4);margin-bottom:var(--space-12)}
.body{color:var(--text);max-width:var(--measure)}

header.top{position:sticky;top:0;z-index:20;background:rgba(248,247,244,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.mark{display:inline-flex;color:var(--ink)}
.mark svg{width:28px;height:28px}
.mark svg path{fill:currentColor}
.top-right{display:flex;align-items:center;gap:var(--space-3)}
.lang{font:500 12px/16px var(--font-mono);letter-spacing:.06em;color:var(--muted);text-decoration:none}
.lang:hover{color:var(--ink)}
.wordmark{font:600 22px/1 var(--font-sans);letter-spacing:-.04em;color:var(--ink);text-decoration:none}
.who .av.agent b{font:600 15px/1 var(--font-sans);letter-spacing:-.02em}

/* Hero */
.hero{padding:var(--space-32) 0 var(--space-16);text-align:center}
.hero .wrap{display:flex;flex-direction:column;align-items:center;gap:var(--space-6)}
.hero .sub{font:600 24px/32px var(--font-sans);letter-spacing:-.025em;color:var(--ink-2);margin:0}
.hero .sb-lede{margin:0 auto}
.hero .note{font-size:14px;color:var(--muted)}
.btn-row{display:flex;gap:var(--space-2);flex-wrap:wrap;justify-content:center}
.hero .g1{left:-140px;top:40px}
.hero .g2{right:-160px;top:140px}

/* Player */
.player{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-3)}
.player .what{font-size:15px;color:var(--text)}
.track{display:grid;grid-template-columns:44px 1fr;align-items:center;gap:var(--space-4);background:var(--band);border:1px solid var(--line);border-radius:var(--radius-card);padding:10px 16px;position:relative}
.who{display:flex;flex-direction:column;align-items:center;gap:2px}
.who .av{width:32px;height:32px;border-radius:var(--radius-pill);display:grid;place-items:center;background:var(--panel);font:500 11px/1 var(--font-mono);color:var(--ink-2)}
.who .av.agent{background:var(--ink);color:var(--on-ink)}
.who .av.agent svg{width:18px;height:18px}
.who .av.agent svg path{fill:currentColor}
.who span{font:500 9px/12px var(--font-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.wave{position:relative;height:48px}
.wave svg{width:100%;height:100%;display:block}
.wave .bar{stroke:var(--line-dashed);stroke-width:2.5;stroke-linecap:round;vector-effect:non-scaling-stroke}
.wave .bar.on{stroke:var(--ink)}
.playhead{position:absolute;top:-6px;bottom:-6px;width:1.5px;background:var(--ink);left:0;pointer-events:none;opacity:0;transition:opacity .2s}
.playing .playhead,.started .playhead{opacity:1}
.cues{position:relative;height:56px;margin-left:76px;margin-right:16px}
.cue{position:absolute;top:0;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;cursor:pointer;background:none;border:0;padding:0}
.cue::before{content:"";width:1px;height:16px;background:var(--line-dashed)}
.cue .sb-chip{background:var(--paper);white-space:nowrap}
.cue.hit::before{background:var(--ink)}
.cue.hit .sb-chip{background:var(--ink);color:var(--on-ink);border-color:var(--ink)}
.cue.row2{top:26px}.cue.row2::before{height:42px;margin-top:-26px}
.controls{display:flex;align-items:center;gap:var(--space-3)}
.play{width:40px;height:40px;border-radius:var(--radius-pill);border:0;background:var(--ink);color:var(--on-ink);display:grid;place-items:center;cursor:pointer}
.play:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.play svg{width:14px;height:14px;fill:currentColor}
.time{font:500 12px/16px var(--font-mono);color:var(--ink-2);font-variant-numeric:tabular-nums}
.scrub{flex:1;height:24px;cursor:pointer;position:relative}
.scrub::before{content:"";position:absolute;left:0;right:0;top:11px;height:2px;background:var(--line);border-radius:2px}
.scrub i{position:absolute;left:0;top:11px;height:2px;background:var(--ink);border-radius:2px;width:0}
.disclose{font-size:13px;line-height:22px;color:var(--muted)}
.pending{color:var(--caution);font-weight:600}
.samples{display:flex;gap:var(--space-2);flex-wrap:wrap;margin-bottom:var(--space-4)}
.samples .sb-pill{cursor:pointer}

/* Calculator */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-6);align-items:start}
.inputs{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font:500 12px/16px var(--font-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.field input,.field select{height:44px;border:1px solid var(--line-strong);border-radius:var(--radius-xs);background:var(--paper);padding:0 12px;font:500 18px/1 var(--font-sans);color:var(--ink);font-variant-numeric:tabular-nums;width:100%}
.field input:focus,.field select:focus{outline:2px solid var(--ink);outline-offset:1px}
.result{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-4)}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}
.result .big{font:600 20px/28px var(--font-sans);letter-spacing:-.025em;color:var(--ink);margin:0}
.meter{height:10px;border-radius:var(--radius-pill);background:var(--panel);overflow:hidden;display:flex}
.meter b{background:var(--ink);display:block;height:100%;transition:width .3s}
.legend{display:flex;gap:var(--space-4);font-size:13px;color:var(--muted);flex-wrap:wrap}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:6px;vertical-align:-1px}
.calc-sec .g1{right:-180px;top:220px}

/* Grids */
.grid{display:grid;gap:var(--space-6)}
.g5{grid-template-columns:repeat(5,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.rules{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;column-gap:var(--space-12);border-top:1px solid var(--line)}
.rules li{padding:var(--space-4) 0;border-bottom:1px solid var(--line);color:var(--ink-2);display:flex;gap:var(--space-4)}
.rules li span{font:500 12px/26px var(--font-mono);color:var(--muted);min-width:24px}
.after{margin-top:var(--space-8);font:600 18px/28px var(--font-sans);letter-spacing:-.025em;color:var(--ink)}
.pills{display:flex;flex-wrap:wrap;gap:var(--space-2)}
.pills .sb-pill{font-size:14px;padding:10px 16px;background:var(--paper)}

table.cmp{width:100%;border-collapse:collapse;font-size:15px;line-height:24px}
.cmp th,.cmp td{text-align:left;padding:var(--space-4);border-bottom:1px solid var(--line);vertical-align:top}
.cmp thead th{font:500 12px/16px var(--font-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:transparent}
.cmp tbody th{font-weight:600;color:var(--ink);width:20%}
.cmp td{color:var(--text)}
.cmp td.us{color:var(--ink);font-weight:500;background:var(--paper)}
.cmp-wrap{border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:var(--band)}

/* CTA */
.cta{padding:var(--space-32) 0 var(--space-16)}
.sb-cta-band{padding:var(--space-16) var(--space-6)}
.sb-cta-band .sb-lede{color:#c9c7cf;margin:0 auto}
.tabs{display:flex;gap:var(--space-2);justify-content:center;flex-wrap:wrap}
.tabs .sb-pill{color:var(--on-ink);border-color:rgba(247,247,250,.35);cursor:pointer;font-size:13px}
.tabs .sb-pill[aria-pressed="true"]{background:var(--on-ink);color:var(--ink)}
form.lead{width:100%;max-width:560px;display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);text-align:left}
form.lead .full{grid-column:1/-1}
form.lead[hidden]{display:none}
form.lead label{display:flex;flex-direction:column;gap:6px;font:500 11px/16px var(--font-mono);text-transform:uppercase;letter-spacing:.06em;color:#b9b7c0}
form.lead input,form.lead select{height:44px;border-radius:var(--radius-xs);border:1px solid rgba(247,247,250,.25);background:rgba(247,247,250,.06);color:var(--on-ink);padding:0 12px;font:400 15px/1 var(--font-sans)}
form.lead select option{color:var(--ink)}
form.lead input:focus,form.lead select:focus{outline:2px solid var(--on-ink);outline-offset:1px}
form.lead .consent{flex-direction:row;align-items:flex-start;gap:10px;text-transform:none;letter-spacing:0;font:400 13px/20px var(--font-sans);color:#c9c7cf}
form.lead .consent input{height:18px;width:18px;margin:1px 0 0;flex:none;accent-color:var(--on-ink)}
form.lead button{justify-self:start}
.formnote{font-size:13px;color:#c9c7cf;min-height:20px}


@media (max-width:1024px){.g5{grid-template-columns:repeat(2,1fr)}.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){
  .calc{grid-template-columns:1fr}.g3,.g2{grid-template-columns:1fr}.rules{grid-template-columns:1fr}
}
@media (max-width:640px){
  .wrap{padding:0 var(--gutter)}
  section,.hero,.cta{padding:var(--space-16) 0 var(--space-12)}
  .g5,.g4{grid-template-columns:1fr}
  .hero .sub{font-size:20px;line-height:28px}
  .track{grid-template-columns:36px 1fr;padding:8px 10px;gap:10px}
  .who span{display:none}
  .cues{margin-left:56px;margin-right:10px;height:auto;display:flex;flex-wrap:wrap;gap:6px}
  .cue{position:static;transform:none}.cue::before{display:none}
  .inputs,.stats{grid-template-columns:1fr 1fr}
  form.lead{grid-template-columns:1fr}
  .cmp-wrap{overflow-x:auto}table.cmp{min-width:560px}
  .sb-cta-band{padding:var(--space-12) var(--space-4)}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.meter b{transition:none}}

/* ===== Violeta · Tierra (Dan, 2026-10-27). Overrides the earlier Stackbone base above.
   Titles Source Serif 4, text Inter; linen ground, plum wool for the product, felt waveform bars.
   Textures (--tex-linen, --tex-wool) are generated in SVG at load; see the script. ===== */
:root{
  --paper:#ebe3d4;--band:#e0d6c3;--panel:#d6cab3;--stone:#cbbfa8;
  --ink:#2a1e26;--ink-2:#4a3742;--text:#5c4c53;--muted:#76666c;--on-ink:#f3e9d8;
  --line:#cbbfa8;--line-strong:#b3a48b;--line-dashed:#a8977c;
  --chip-fill:rgba(42,30,38,.07);--chip-border:rgba(42,30,38,.22);
  --radius-card:10px;
  --font-display:"Source Serif 4",Georgia,serif;
  --font-sans:"Inter",ui-sans-serif,system-ui,sans-serif;
  --font-mono:"Inter",ui-sans-serif,system-ui,sans-serif;
  --wool:#3a2440;--violeta:#7a4bb0;--violeta-2:#b38fdc;--thread:#f3e9d8;
  --bar-lead-on:#e0b46e;--bar-lead-off:#7a5a52;--bar-agent-on:#b58ae6;--bar-agent-off:#5e3f6c;
  --panel-text:#e2d3df;--panel-muted:#b9a3b5;
}
body{background-color:var(--paper);background-image:var(--tex-linen);background-blend-mode:multiply}
section.band{background-color:var(--band);background-image:var(--tex-linen);background-blend-mode:multiply}
.sb-glow{display:none}
.sb-display{font-family:var(--font-display);font-variation-settings:"opsz" 60;font-weight:600;text-transform:none;letter-spacing:-.02em;line-height:1.06}
.sb-display.xl{font-size:60px}.sb-display.lg{font-size:40px}
.sb-eyebrow{font:500 12px/16px var(--font-sans);letter-spacing:.14em;color:var(--muted)}
.hero .sub{font-family:var(--font-display);font-variation-settings:"opsz" 36;font-weight:500;color:var(--muted)}
.sb-btn{border-radius:6px;height:44px;padding:0 20px;font-weight:500}
.sb-btn.sm{height:36px;padding:0 14px;font-size:13px}
.sb-btn.primary{background:var(--ink);color:var(--on-ink)}
.sb-btn.primary:hover{background:var(--ink-2)}
.sb-btn.ghost{box-shadow:inset 0 0 0 1px var(--ink)}
.sb-btn.ghost:hover{background:var(--band)}
.sb-btn.secondary{background:transparent;border-color:var(--ink)}
.sb-pill{border-radius:6px;font-family:var(--font-sans)}
.sb-pill[aria-pressed="true"]{background:var(--ink);color:var(--on-ink);border-color:var(--ink)}
.sb-chip{font:500 11px/14px var(--font-sans);border-radius:4px}
.sb-card{background-color:var(--band);background-image:var(--tex-linen);background-blend-mode:multiply;border-color:var(--line)}
.sb-card.on-band{background-color:var(--paper)}
.sb-card .sb-card-title{font-family:var(--font-display);font-variation-settings:"opsz" 36;font-weight:600;letter-spacing:-.01em}
.sb-card .sb-num{font-family:var(--font-sans)}
.sb-stat{background:var(--paper)}
header.top{background:rgba(235,227,212,.92)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo svg{width:28px;height:28px}
.logo span{font:600 24px/1 var(--font-display);font-variation-settings:"opsz" 60;letter-spacing:-.02em}
.lang{font-family:var(--font-sans)}

/* Hero: original pen sketch of a campus (brand/campus-sketch.svg), faded in behind the buttons */
.hero{padding-bottom:300px}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:380px;background:url("../brand/campus-sketch.svg") center bottom/auto 100% no-repeat;opacity:.24;pointer-events:none;z-index:0;
  -webkit-mask-image:linear-gradient(to bottom,transparent 0,#000 40%);mask-image:linear-gradient(to bottom,transparent 0,#000 40%)}
@media (max-width:640px){.hero{padding-bottom:170px}.hero::after{height:220px}}

/* Player: plum wool, felt bars */
.player{background-color:var(--wool);background-image:var(--tex-wool);background-blend-mode:screen;border:0;padding:28px;position:relative;color:var(--thread);box-shadow:0 18px 40px -24px rgba(30,15,30,.55)}
.player::before{content:"";position:absolute;inset:9px;border-radius:6px;border:1px dashed rgba(243,233,216,.22);pointer-events:none}
.player>*{position:relative}
.player .what{color:var(--panel-text)}
.track{background:transparent;border:0;padding:0;grid-template-columns:110px 1fr}
.who{align-items:flex-start}
.who span{display:block;font:500 11px/14px var(--font-sans);letter-spacing:.1em;text-transform:uppercase;color:var(--panel-muted)}
.who .nm{display:block;font:500 15px/20px var(--font-sans);color:var(--thread)}
.wave{height:72px}
.wave svg{overflow:visible}
.wave .bar{stroke:none}
#t-lead .bar{fill:var(--bar-lead-off)}#t-lead .bar.on{fill:var(--bar-lead-on)}
#t-agent .bar{fill:var(--bar-agent-off)}#t-agent .bar.on{fill:var(--bar-agent-on)}
.playhead{background:var(--thread);width:1px}
.cues{margin-left:126px}
.cue::before{background:rgba(243,233,216,.35)}
.cue .sb-chip{background:transparent;border:0;color:var(--panel-muted);font-size:12px;padding:2px 0}
.cue.hit::before{background:var(--violeta-2)}
.cue.hit .sb-chip{background:transparent;color:var(--thread)}
.play{background:var(--thread);color:var(--ink)}
.time{font-family:var(--font-sans);color:var(--panel-text)}
.scrub::before{background:rgba(243,233,216,.18)}
.scrub i{background:var(--violeta-2)}
.disclose{color:var(--panel-muted)}
.pending{color:var(--bar-lead-on)}

/* Calculator, lists, table */
.field label{font-family:var(--font-sans)}
.result{background-color:var(--paper)}
.rules li span{font-family:var(--font-sans)}
.after{font-family:var(--font-display);font-variation-settings:"opsz" 36;font-weight:600;letter-spacing:-.01em}
.pills .sb-pill{background:var(--paper)}
.cmp thead th{font-family:var(--font-sans)}
.cmp-wrap{background-color:var(--band)}
.cmp td.us{background:var(--paper)}

/* Closing CTA on wool */
.sb-cta-band{background-color:var(--wool);background-image:var(--tex-wool);background-blend-mode:screen;color:var(--on-ink)}
.sb-cta-band .sb-eyebrow{color:var(--panel-muted)!important}
.sb-cta-band .sb-lede{color:var(--panel-text)}
.sb-cta-band .sb-btn.primary{background:var(--on-ink);color:var(--ink)}
form.lead label{font-family:var(--font-sans);color:var(--panel-muted)}
form.lead input,form.lead select{border-color:rgba(243,233,216,.25);background:rgba(243,233,216,.06);color:var(--on-ink)}
.formnote{color:var(--panel-text)}

@media (max-width:640px){
  .sb-display.xl{font-size:36px}.sb-display.lg{font-size:28px}
  .player{padding:20px 16px}
  .track{grid-template-columns:1fr;gap:6px}
  .wave{height:56px}
  .cues{margin-left:0}
}
/* ===== Layout updates (Dan, 2026-10-27): balanced calculator, steps + workflow diagram ===== */
.calc2{display:flex;flex-direction:column;gap:24px}
.inputs4{grid-template-columns:repeat(4,1fr)}
.result2{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;padding:32px}
.out-l{display:flex;flex-direction:column;gap:16px}
.out-l .big{font-size:18px;line-height:27px}
.out-r{border-left:1px solid var(--line);padding-left:40px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:14px}
.roi-n{font:600 12px/16px var(--font-sans);letter-spacing:.12em;text-transform:uppercase;color:var(--violeta)}
.roi{font:600 28px/1.25 var(--font-display);font-variation-settings:"opsz" 48;letter-spacing:-.015em;color:var(--ink)}
.how{display:grid;grid-template-columns:minmax(260px,360px) 1fr;gap:56px;align-items:start}
.vsteps{list-style:none;margin:0;padding:0;position:relative}
.vsteps::before{content:"";position:absolute;left:15px;top:14px;bottom:14px;width:1px;background:var(--line-strong)}
.vsteps li{display:grid;grid-template-columns:32px 1fr;gap:16px;padding:0 0 26px;position:relative}
.vsteps li:last-child{padding-bottom:0}
.vsteps .n{width:32px;height:32px;border-radius:50%;background:var(--paper);border:1px solid var(--line-strong);display:grid;place-items:center;font:600 12px/1 var(--font-sans);color:var(--ink-2)}
.vsteps h3{font:600 19px/26px var(--font-display);font-variation-settings:"opsz" 36;margin:2px 0 4px;color:var(--ink)}
.vsteps p{font-size:15px;line-height:24px;color:var(--text)}
.flow-wrap{margin:0;background-color:var(--band);background-image:var(--tex-linen);background-blend-mode:multiply;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px}
.flow{width:100%;height:auto;display:block}
.flow .dn rect{fill:var(--paper);stroke:var(--line-strong);stroke-width:1}
.flow .dn .t{font:600 13px/1 var(--font-sans);fill:var(--ink)}
.flow .dn .s{font:400 11px/1 var(--font-sans);fill:var(--muted)}
.flow .dn.in rect{fill:transparent;stroke-dasharray:0}
.flow .dn.agent rect{fill:var(--wool);stroke:none}
.flow .dn.agent .t{fill:var(--thread);font:600 18px/1 var(--font-display)}
.flow .dn.agent .s{fill:var(--panel-text);font-size:12px}
.flow .dn.tool rect{fill:var(--paper)}
.flow .dn.hitl rect{fill:transparent;stroke-dasharray:5 4;stroke:var(--ink-2)}
.flow .dn.out rect{fill:var(--paper);stroke:var(--ink-2)}
.flow .dn.out .t{font-size:12px}
.flow .dl{stroke:var(--ink-2);stroke-width:1.25;fill:none}
.flow .dl.tl{stroke-dasharray:3 3}
.flow .ahp{fill:var(--ink-2)}
.flow-wrap figcaption{margin-top:14px;font-size:13px;color:var(--muted)}
@media (max-width:900px){
  .inputs4{grid-template-columns:1fr 1fr}
  .result2{grid-template-columns:1fr;gap:24px}
  .out-r{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:24px}
  .how{grid-template-columns:1fr;gap:32px}
}
@media (max-width:640px){
  .result2{padding:20px}
  .roi{font-size:22px}
  .flow-wrap{padding:14px;overflow-x:auto}
  .flow{min-width:560px}
}

/* ===== Site pages (2026-11-03): footer after Grab the Baton, segments, FAQ, subpages ===== */
.site-foot{padding:72px 0 28px;font-size:15px;color:var(--ink-2)}
.site-foot .rule{height:2px;background:var(--ink);margin-bottom:56px}
.foot-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:32px}
.foot-brand .logo span{font-size:26px}
.foot-brand p{margin:14px 0 20px;color:var(--text);max-width:300px}
.foot-cta{font:600 15px/1 var(--font-sans);color:var(--ink);text-decoration:none;border-bottom:4px solid var(--violeta-2);padding-bottom:4px}
.foot-cta:hover{border-color:var(--violeta)}
.foot-col h2{font:600 12px/16px var(--font-sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink);margin:6px 0 18px}
.foot-col ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.foot-col a{color:var(--ink-2);text-decoration:none}
.foot-col a:hover{color:var(--violeta)}
.foot-bottom{display:flex;align-items:center;gap:24px;border-top:1px solid var(--line-strong);margin-top:56px;padding-top:24px;flex-wrap:wrap}
.sb-word{display:inline-flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none;font:600 22px/1 "Space Grotesk",var(--font-sans);letter-spacing:-.03em}
.sb-word svg{width:22px;height:22px}
.sb-word svg path{fill:currentColor}
.foot-bottom .made{color:var(--text);font-size:14px}
.foot-bottom .li{margin-left:auto;display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:600;font-size:14px}
.foot-bottom .li svg{width:30px;height:30px}
@media (max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}
@media (max-width:480px){.foot-grid{grid-template-columns:1fr}.foot-bottom .li{margin-left:0}}

.cta-note{color:var(--panel-muted);font-size:14px;margin:0}
.seg{scroll-margin-top:96px}
.seg .sb-card-title{margin-top:4px}
.more{display:inline-block;margin-top:var(--space-8);font-weight:500;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--ink)}
.more:hover{color:var(--violeta);border-color:var(--violeta)}

.faq{border-top:1px solid var(--line-strong);max-width:880px}
.faq details{border-bottom:1px solid var(--line-strong);padding:20px 0}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:flex-start;gap:24px;font:600 19px/27px var(--font-display);font-variation-settings:"opsz" 36;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;font:400 24px/26px var(--font-sans);color:var(--muted)}
.faq details[open] summary::after{content:"\2013"}
.faq summary:focus-visible{outline:2px solid var(--ink);outline-offset:4px}
.faq .a{margin-top:12px;color:var(--text);max-width:720px;display:grid;gap:12px}
.faq .a a{color:var(--ink)}
.faq .src{font-size:13px;color:var(--muted)}
.faq-group{font:600 12px/16px var(--font-sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:48px 0 4px}
.faq-group:first-child{margin-top:0}

.page-hero{padding:96px 0 48px}
.page-hero .wrap{display:flex;flex-direction:column;gap:var(--space-4)}
.page-hero .sb-display{max-width:900px}
.page-hero .meta{font-size:14px;color:var(--muted)}
.prose{color:var(--text)}
.prose>*{max-width:720px}
.prose h2{font:600 24px/32px var(--font-display);font-variation-settings:"opsz" 36;color:var(--ink);margin:40px 0 10px}
.prose h3{font:600 18px/26px var(--font-display);color:var(--ink);margin:28px 0 6px}
.prose p,.prose ul,.prose ol{margin:0 0 14px}
.prose li{margin-bottom:6px}
.prose a{color:var(--ink)}
section.tight{padding:var(--space-16) 0}
.kv{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-3)}
.kv .sb-stat .v{font-family:var(--font-display);font-size:28px;line-height:34px}
.note-box{border:1px dashed var(--line-dashed);border-radius:var(--radius-card);padding:18px 20px;color:var(--text);font-size:15px;max-width:880px}
.src-list{font-size:13px;line-height:20px;color:var(--muted);max-width:880px;padding-left:18px}
.src-list li{margin-bottom:6px}
.src-list a{color:var(--muted)}
@media (max-width:860px){.kv{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.page-hero{padding:56px 0 32px}}

/* Simulator */
.sim{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.sim-in{display:flex;flex-direction:column;gap:var(--space-4)}
.sim-h{font:600 20px/28px var(--font-display);font-variation-settings:"opsz" 36;color:var(--ink);margin:8px 0 0}
.sim-ctx{font-size:14px;line-height:21px;color:var(--text);margin:6px 0 0;border-left:2px solid var(--violeta-2);padding-left:10px}
.sim-hint{font-size:13px;line-height:20px;color:var(--muted)}
.range{width:100%;accent-color:var(--violeta)}
.range:disabled{opacity:.4}
.sim-out{position:sticky;top:88px;background-color:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:28px;display:flex;flex-direction:column;gap:var(--space-4)}
.sim-big{margin:0;font:600 22px/1.2 var(--font-display);color:var(--ink)}
.sim-big b{display:block;font-size:64px;line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--violeta)}
.sim-money{margin:0;font:600 18px/26px var(--font-sans);color:var(--ink)}
.sim-bars{display:grid;gap:10px}
.sim-row{display:grid;grid-template-columns:96px 1fr 56px;gap:12px;align-items:center;font-size:14px;color:var(--text)}
.sim-row b{text-align:right;color:var(--ink);font-variant-numeric:tabular-nums}
.sim-row .bar{height:14px;border-radius:4px;background:var(--panel);display:flex;overflow:hidden}
.sim-row .bar i{display:block;height:100%;transition:width .3s}
.b-today{background:var(--ink)}.b-cov{background:var(--violeta)}.b-speed{background:var(--violeta-2)}
.ev{font:600 40px/1 var(--font-display);color:var(--violeta);letter-spacing:-.02em}
@media (max-width:900px){.sim{grid-template-columns:1fr}.sim-out{position:static}}
@media (max-width:640px){.sim-big b{font-size:48px}.sim-out{padding:20px}.sim-row{grid-template-columns:80px 1fr 44px}}
@media (prefers-reduced-motion:reduce){.sim-row .bar i{transition:none}}
.page-hero+section.tight{padding-top:0}

.sim-sub{margin:4px 0 -6px;font:600 12px/16px var(--font-sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.sb-stat .v small{font:500 14px/1 var(--font-sans);color:var(--text)}

/* Header nav (2026-11-05): links + "use cases" and language dropdowns, modelled on the Stackbone site header.
   Below 1040px the links fold into the menu button; below 480px the header CTA moves into that menu too. */
header.top{top:env(safe-area-inset-top,0px)}
header.top .wrap{justify-content:flex-start;gap:var(--space-6)}
[id]{scroll-margin-top:88px}
.nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav>a,.dd>summary{font:500 12px/16px var(--font-sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);text-decoration:none;cursor:pointer;white-space:nowrap}
.nav>a:hover,.dd>summary:hover,.dd[open]>summary{color:var(--ink)}
.nav>a[aria-current="page"]{color:var(--ink);text-decoration:underline;text-decoration-color:var(--violeta-2);text-decoration-thickness:3px;text-underline-offset:8px}
.nav a:focus-visible,.dd>summary:focus-visible,.dd-menu a:focus-visible{outline:2px solid var(--violeta);outline-offset:3px;border-radius:4px}
.dd{position:relative}
.dd>summary{list-style:none;display:inline-flex;align-items:center;gap:7px;padding:8px 0;user-select:none}
.dd>summary::-webkit-details-marker{display:none}
.dd .chev{width:9px;height:6px;transition:transform .15s ease}
.dd[open]>summary .chev{transform:rotate(180deg)}
.dd-menu{position:absolute;top:calc(100% + 12px);left:-14px;min-width:250px;display:flex;flex-direction:column;padding:8px;
  background:var(--paper);border:1px solid var(--line-strong);border-radius:var(--radius-card);box-shadow:0 18px 40px -18px rgba(22,21,26,.35);z-index:30}
.dd-menu.right{left:auto;right:0}
.dd-menu a{font:400 15px/20px var(--font-sans);color:var(--ink);text-decoration:none;padding:9px 12px;border-radius:6px;text-transform:none;letter-spacing:0}
.dd-menu a:hover{background:var(--band)}
.dd-menu a[aria-current]{font-weight:600;box-shadow:inset 3px 0 0 var(--violeta-2)}
.dd-menu .dd-h{margin:10px 12px 4px;font:500 11px/14px var(--font-sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.dd-menu .dd-h:first-child{margin-top:4px}
.dd-menu .dd-h.sep{margin:8px 12px;height:1px;background:var(--line)}
.dd-lang>summary{padding:7px 12px;border:1px solid var(--line-strong);border-radius:var(--radius-pill)}
.dd-lang .dd-menu{min-width:160px}
.dd-m{display:none}
.dd-m>summary{padding:8px 10px;border:1px solid var(--line-strong);border-radius:var(--radius-pill);color:var(--ink)}
.dd-m .burger{width:18px;height:13px}
.dd-m .dd-menu{width:min(320px,calc(100vw - 32px));max-height:calc(100vh - 96px);overflow-y:auto}
.dd-m .dd-book{display:none}
@media (max-width:1040px){.nav{display:none}.top-right{margin-left:auto}.dd-m{display:block}}
@media (max-width:480px){
  header.top .wrap{gap:var(--space-3)}
  .top-right{gap:var(--space-2)}
  .top-right>.sb-btn{display:none}
  .dd-m .dd-book{display:block;margin-top:6px;text-align:center;font-weight:600;background:var(--ink);color:var(--on-ink)}
  .dd-m .dd-book:hover{background:var(--ink-2)}
}
@media (prefers-reduced-motion:reduce){.dd .chev{transition:none}}