/* Layout: a calm cool-mist editorial frame around one live "adaptive storefront" instrument; spruce = brand, alpenglow = live signal only. */
:root{
  --paper:#F2F5F4; --surface:#FFFFFF; --sunk:#E8EEEC; --ink:#0D1A20; --ink-2:#4B5A61; --ink-3:#7C898E;
  --line:#D5DDDB; --spruce:#13483B; --on-spruce:#F2F5F4; --spruce-tint:#DCEAE5; --glow:#E2552F; --glow-tint:#FBE3DA;
  --good:#1F7A55; --chart-a:#13483B; --chart-b:#9AA8AC;
  --f-display:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-body:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-serif:"Instrument Serif","Iowan Old Style",Georgia,serif;
  --f-mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --s-1:clamp(2.6rem,6.4vw,5.4rem); --s-2:clamp(2rem,4.2vw,3.4rem); --s-3:clamp(1.4rem,2.4vw,1.9rem); --s-4:1.15rem; --s-body:1.02rem; --s-small:.875rem; --s-micro:.74rem;
  --r:14px; --r-sm:8px; --wrap:1180px; --gut:clamp(16px,4vw,40px);
  --shadow:0 1px 0 rgba(13,26,32,.04),0 18px 40px -24px rgba(13,26,32,.28);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#0A1114; --surface:#111B1F; --sunk:#0E171A; --ink:#E6EEEC; --ink-2:#A3B2B5; --ink-3:#73858A;
  --line:#22333A; --spruce:#7CCBAE; --on-spruce:#08110E; --spruce-tint:#13302A; --glow:#FF7A52; --glow-tint:#3A1D14;
  --good:#6FD3A3; --chart-a:#7CCBAE; --chart-b:#4D5F65; --shadow:0 1px 0 rgba(0,0,0,.3),0 18px 40px -24px rgba(0,0,0,.8); color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0A1114; --surface:#111B1F; --sunk:#0E171A; --ink:#E6EEEC; --ink-2:#A3B2B5; --ink-3:#73858A;
  --line:#22333A; --spruce:#7CCBAE; --on-spruce:#08110E; --spruce-tint:#13302A; --glow:#FF7A52; --glow-tint:#3A1D14;
  --good:#6FD3A3; --chart-a:#7CCBAE; --chart-b:#4D5F65; --shadow:0 1px 0 rgba(0,0,0,.3),0 18px 40px -24px rgba(0,0,0,.8); color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:var(--s-body);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.05;margin:0;text-wrap:balance;letter-spacing:-.03em;font-weight:620}
p{margin:0}
em.s{font-family:var(--f-serif);font-style:italic;font-weight:400;letter-spacing:-.01em}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.eyebrow{font-family:var(--f-mono);font-size:var(--s-micro);text-transform:uppercase;letter-spacing:.12em;color:var(--ink-2);display:inline-flex;align-items:center;gap:.6em}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--glow)}
.lede{font-size:clamp(1.08rem,1.5vw,1.22rem);color:var(--ink-2);max-width:60ch;line-height:1.55}
.muted{color:var(--ink-2)}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--glow);outline-offset:3px;border-radius:4px}
main:focus,main:focus-visible{outline:none}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:.5rem 1rem;border-radius:6px;z-index:99}
.skip:focus{left:12px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.55em;font:600 .95rem/1 var(--f-body);padding:.95em 1.3em;border-radius:999px;border:1px solid transparent;text-decoration:none;cursor:pointer;transition:transform .15s ease,background .2s ease,border-color .2s ease;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--spruce);color:var(--on-spruce)}
.btn-primary:hover{background:color-mix(in oklab,var(--spruce) 88%,var(--ink))}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink-3)}
.btn .arr{transition:transform .2s ease}
.btn:hover .arr{transform:translateX(3px)}
.tlink{font-weight:600;text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:2px}
.tlink:hover{border-color:var(--glow)}

/* header */
.hdr{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:color-mix(in oklab,var(--paper) 86%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.hdr.scrolled{border-bottom-color:var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:1.5rem;height:68px}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:680;letter-spacing:-.02em;font-size:1.08rem}
.brand svg{width:28px;height:28px;color:var(--ink)}
.nav{display:flex;gap:.2rem;margin-left:auto;align-items:center}
.nav a{text-decoration:none;font-size:.92rem;color:var(--ink-2);padding:.5rem .7rem;border-radius:999px;transition:color .15s,background .15s}
.nav a:hover{color:var(--ink)}
.nav a[aria-current="page"]{color:var(--ink);background:var(--sunk)}
.hdr .btn{padding:.75em 1.1em;font-size:.88rem}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:999px;width:44px;height:44px;color:var(--ink);cursor:pointer}
.menu-btn svg{width:18px;height:18px}
@media (max-width:1020px){
  .nav,.hdr .btn-cta{display:none}
  .menu-btn{display:inline-grid;place-items:center}
  .hdr.open .nav{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--paper);border-bottom:1px solid var(--line);padding:.75rem var(--gut) 1.25rem;gap:.15rem}
  .hdr.open .nav a{font-size:1.05rem;padding:.8rem .6rem}
  .hdr.open .nav .btn{display:inline-flex;justify-content:center;margin-top:.6rem;color:var(--on-spruce)}
}
@media (min-width:1021px){.nav .btn{display:none}}

/* pages */
main section[data-page]{display:none}
main section[data-page].active{display:block;animation:pagein .5s cubic-bezier(.2,.7,.2,1)}
@keyframes pagein{from{opacity:.4;transform:translateY(8px)}to{opacity:1;transform:none}}
.band{padding-block:clamp(4rem,9vw,7.5rem)}
.band.tight{padding-block:clamp(3rem,6vw,5rem)}
.band.rule{border-top:1px solid var(--line)}
.sunk{background:var(--sunk)}
.sec-head{display:grid;gap:1.1rem;max-width:760px;margin-bottom:clamp(2.2rem,4.5vw,3.5rem)}
.sec-head h2{font-size:var(--s-2)}
.page-hero{padding-block:clamp(3.5rem,8vw,6.5rem) clamp(2.5rem,5vw,4rem)}
.page-hero h1{font-size:var(--s-1);max-width:15ch;margin-block:1.2rem 1.4rem}

/* HERO */
.hero{padding-block:clamp(2.5rem,6vw,5rem) clamp(3rem,6vw,5rem)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);gap:clamp(2rem,5vw,4.5rem);align-items:center}
.hero h1{font-size:var(--s-1);margin-block:1.3rem 1.5rem;max-width:12ch}
.hero .lede{margin-bottom:2rem}
.cta-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}
.status-line{margin-top:2rem;display:flex;gap:.6rem;align-items:flex-start;font-size:var(--s-small);color:var(--ink-2);max-width:46ch}
.status-line .dot{flex:none;width:8px;height:8px;border-radius:50%;background:var(--good);margin-top:.5em;box-shadow:0 0 0 4px color-mix(in oklab,var(--good) 18%,transparent)}
@media (max-width:920px){.hero-grid{grid-template-columns:1fr}.hero h1{max-width:14ch}}

/* demo instrument */
.demo{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden}
.demo-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1rem;border-bottom:1px solid var(--line);flex-wrap:wrap}
.demo-top .label{font-family:var(--f-mono);font-size:var(--s-micro);color:var(--ink-3);text-transform:uppercase;letter-spacing:.1em}
.live{display:inline-flex;align-items:center;gap:.45rem;font-family:var(--f-mono);font-size:var(--s-micro);color:var(--glow);text-transform:uppercase;letter-spacing:.1em}
.live i{width:7px;height:7px;border-radius:50%;background:var(--glow);animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 color-mix(in oklab,var(--glow) 55%,transparent)}100%{box-shadow:0 0 0 9px transparent}}
.personas{display:flex;gap:.4rem;padding:.8rem 1rem;overflow-x:auto;border-bottom:1px solid var(--line);scrollbar-width:none}
.personas button{flex:none;font:500 .8rem/1.2 var(--f-body);color:var(--ink-2);background:transparent;border:1px solid var(--line);border-radius:999px;padding:.5rem .8rem;cursor:pointer;display:flex;align-items:center;gap:.45rem}
.personas button[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.personas button .pip{width:6px;height:6px;border-radius:50%;background:var(--ink-3)}
.personas button[aria-pressed="true"] .pip{background:var(--glow)}
.demo-body{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}
@media (max-width:560px){.demo-body{grid-template-columns:1fr}}
.store{padding:1.1rem;border-right:1px solid var(--line);display:grid;gap:.85rem;align-content:start}
@media (max-width:560px){.store{border-right:0;border-bottom:1px solid var(--line)}}
.store-chrome{display:flex;justify-content:space-between;align-items:center;font-family:var(--f-mono);font-size:.68rem;color:var(--ink-3)}
.product-art{aspect-ratio:5/3;max-width:100%;border-radius:10px;background:var(--sunk);display:grid;place-items:center;position:relative;overflow:hidden}
.product-art svg{width:56%;height:auto}
.product-art .tag{position:absolute;left:.6rem;top:.6rem;font-size:.68rem;font-weight:600;background:var(--surface);color:var(--ink);padding:.25rem .5rem;border-radius:999px;border:1px solid var(--line)}
.store h3{font-size:1.18rem;letter-spacing:-.02em;line-height:1.15}
.store .sub{font-size:.84rem;color:var(--ink-2);line-height:1.5}
.price-row{display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.price-row .price{font-weight:650;font-size:1.15rem;font-variant-numeric:tabular-nums}
.price-row .alt{font-size:.78rem;color:var(--good);font-weight:600}
.store .buy{display:flex;justify-content:center;background:var(--spruce);color:var(--on-spruce);font-weight:600;font-size:.88rem;border-radius:8px;padding:.7rem}
.chips{display:flex;flex-wrap:wrap;gap:.35rem}
.chips span{font-size:.72rem;border:1px solid var(--line);border-radius:999px;padding:.22rem .55rem;color:var(--ink-2)}
.store .extra{font-size:.78rem;border:1px dashed var(--line);border-radius:8px;padding:.6rem .7rem;color:var(--ink-2)}
.store .extra b{color:var(--ink)}
.changed{animation:rewrite .7s ease}
@keyframes rewrite{0%{background:var(--glow-tint)}100%{background:transparent}}
.brain{padding:1.1rem;display:grid;gap:1rem;align-content:start;background:color-mix(in oklab,var(--surface) 70%,var(--sunk))}
.brain h4{font-family:var(--f-mono);font-size:.68rem;font-weight:500;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3)}
.signals{display:grid;gap:.35rem;margin-top:.5rem}
.signals div{display:flex;justify-content:space-between;gap:.75rem;font-size:.78rem;border-bottom:1px dotted var(--line);padding-bottom:.3rem}
.signals dt{color:var(--ink-3)} .signals dd{margin:0;text-align:right;font-weight:500}
.decisions{list-style:none;margin:.5rem 0 0;padding:0;display:grid;gap:.5rem}
.decisions li{font-size:.78rem;line-height:1.4;display:grid;grid-template-columns:auto 1fr;gap:.5rem;opacity:0;transform:translateY(4px);animation:dec .4s ease forwards}
.decisions li .n{font-family:var(--f-mono);font-size:.66rem;color:var(--glow);padding-top:.12rem}
.decisions li b{display:block;font-weight:600;color:var(--ink)}
.decisions li span{color:var(--ink-2)}
@keyframes dec{to{opacity:1;transform:none}}
.demo-foot{padding:.65rem 1rem;border-top:1px solid var(--line);font-size:.72rem;color:var(--ink-3);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}

/* problem / thesis */
.thesis{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2rem,6vw,6rem);align-items:start}
.thesis h2{font-size:var(--s-2)}
.thesis .body{display:grid;gap:1.2rem;font-size:1.08rem;color:var(--ink-2)}
.thesis .body p:first-child{color:var(--ink)}
@media (max-width:820px){.thesis{grid-template-columns:1fr}}
.equation{margin-top:3.5rem;display:grid;grid-template-columns:repeat(5,auto);justify-content:start;align-items:end;gap:clamp(.8rem,2.4vw,2rem);overflow-x:auto;padding-bottom:.5rem}
.equation .term{display:grid;gap:.35rem}
.equation .term b{font-family:var(--f-display);font-size:clamp(1.3rem,3vw,2.3rem);font-weight:560;letter-spacing:-.03em;white-space:nowrap}
.equation .term small{font-family:var(--f-mono);font-size:var(--s-micro);color:var(--ink-3);text-transform:uppercase;letter-spacing:.08em;white-space:nowrap}
.equation .op{font-family:var(--f-serif);font-size:clamp(1.6rem,3vw,2.6rem);color:var(--ink-3);line-height:1}
.equation .term.fixed b{color:var(--ink-3)}
.equation .term.lever b{color:var(--spruce)}
.eq-note{margin-top:1rem;font-size:var(--s-small);color:var(--ink-2);max-width:62ch}

/* compare table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
table.cmp{width:100%;border-collapse:collapse;min-width:820px;font-size:.92rem}
.cmp th,.cmp td{text-align:left;vertical-align:top;padding:1.05rem 1.1rem;border-bottom:1px solid var(--line)}
.cmp thead th{font-family:var(--f-mono);font-size:var(--s-micro);text-transform:uppercase;letter-spacing:.09em;color:var(--ink-3);font-weight:500}
.cmp tbody th{font-weight:600;width:17%;color:var(--ink)}
.cmp td{color:var(--ink-2);width:20.75%}
.cmp .mp{background:var(--spruce-tint);color:var(--ink)}
.cmp thead .mp{color:var(--spruce)}
.cmp tr:last-child th,.cmp tr:last-child td{border-bottom:0}

/* loop / steps */
.loop{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;border-top:1px solid var(--ink)}
.loop li{list-style:none;padding:1.4rem 1.3rem 0 0;display:grid;gap:.6rem;align-content:start}
.loop{padding:0;margin:0}
.loop .k{font-family:var(--f-mono);font-size:var(--s-micro);color:var(--ink-3);letter-spacing:.1em}
.loop h3{font-size:1.35rem}
.loop p{font-size:.92rem;color:var(--ink-2)}
@media (max-width:900px){.loop{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:2rem}}
@media (max-width:520px){.loop{grid-template-columns:1fr}}
.loop-note{margin-top:2.2rem;display:flex;gap:.8rem;align-items:center;font-size:var(--s-small);color:var(--ink-2)}
.loop-note svg{flex:none;width:22px;height:22px;color:var(--glow)}

/* outcome metrics strip */
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden}
.metrics div{padding:1.4rem 1.3rem;border-right:1px solid var(--line);display:grid;gap:.5rem;align-content:start}
.metrics div:last-child{border-right:0}
.metrics .abbr{font-family:var(--f-mono);font-size:.78rem;color:var(--spruce);font-weight:500}
.metrics h3{font-size:1.15rem;letter-spacing:-.02em}
.metrics p{font-size:.86rem;color:var(--ink-2)}
@media (max-width:820px){.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.metrics div:nth-child(2){border-right:0}.metrics div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:480px){.metrics{grid-template-columns:1fr}.metrics div{border-right:0;border-bottom:1px solid var(--line)}.metrics div:last-child{border-bottom:0}}

/* calculator */
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);border:1px solid var(--line);border-radius:20px;background:var(--surface);overflow:hidden}
@media (max-width:860px){.calc{grid-template-columns:1fr}}
.calc-in{padding:clamp(1.3rem,3vw,2.2rem);display:grid;gap:1.3rem;border-right:1px solid var(--line)}
@media (max-width:860px){.calc-in{border-right:0;border-bottom:1px solid var(--line)}}
.field{display:grid;gap:.45rem}
.field label,.flabel{font-size:.84rem;font-weight:600;display:flex;justify-content:space-between;gap:1rem}
.field label output{font-family:var(--f-mono);font-weight:500;color:var(--spruce)}
.field .hint{font-size:.78rem;color:var(--ink-3)}
input[type=number],input[type=text],input[type=email],input[type=url],select,textarea{width:100%;font:inherit;font-size:.95rem;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:.75rem .85rem;transition:border-color .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--spruce);box-shadow:0 0 0 3px color-mix(in oklab,var(--spruce) 22%,transparent)}
input[type=range]{width:100%;accent-color:var(--spruce)}
.two{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.8rem}
@media (max-width:520px){.two{grid-template-columns:1fr}}
.calc-out{padding:clamp(1.3rem,3vw,2.2rem);display:grid;gap:1.4rem;align-content:start;background:color-mix(in oklab,var(--surface) 60%,var(--sunk))}
.big{display:grid;gap:.3rem}
.big small{font-family:var(--f-mono);font-size:var(--s-micro);text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3)}
.big b{font-family:var(--f-display);font-size:clamp(2.4rem,5vw,3.6rem);font-weight:600;letter-spacing:-.04em;line-height:1;font-variant-numeric:tabular-nums;color:var(--spruce)}
.rows{display:grid;gap:0}
.rows div{display:flex;justify-content:space-between;gap:1rem;padding:.6rem 0;border-bottom:1px solid var(--line);font-size:.9rem}
.rows div span:last-child{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.bars{display:grid;gap:.55rem}
.bar{display:grid;grid-template-columns:72px 1fr;gap:.7rem;align-items:center;font-size:.78rem;color:var(--ink-2)}
.bar i{display:block;height:12px;border-radius:3px;background:var(--chart-b);transition:width .4s ease}
.bar.mp i{background:var(--chart-a)}
.disclaim{font-size:.76rem;color:var(--ink-3);line-height:1.5}

/* feature (platform) blocks */
.feat{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(2rem,5vw,5rem);align-items:center;padding-block:clamp(2.5rem,5vw,4rem);border-top:1px solid var(--line)}
.feat.flip .copy{order:2}
@media (max-width:860px){.feat{grid-template-columns:1fr}.feat.flip .copy{order:0}}
.feat .copy{display:grid;gap:1rem}
.feat h3{font-size:var(--s-3)}
.feat ul{margin:.4rem 0 0;padding:0;list-style:none;display:grid;gap:.5rem}
.feat ul li{font-size:.94rem;color:var(--ink-2);padding-left:1.2rem;position:relative}
.feat ul li::before{content:"";position:absolute;left:0;top:.68em;width:8px;height:1px;background:var(--ink-3)}
.status{display:inline-flex;align-self:start;justify-self:start;font-family:var(--f-mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;border-radius:999px;padding:.25rem .6rem;border:1px solid var(--line);color:var(--ink-2)}
.status.build{border-color:color-mix(in oklab,var(--spruce) 40%,var(--line));color:var(--spruce)}
.status.vision{border-color:color-mix(in oklab,var(--glow) 40%,var(--line));color:var(--glow)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.2rem;box-shadow:var(--shadow);min-width:0}
.panel-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;gap:.5rem;flex-wrap:wrap}
.panel-h span{font-family:var(--f-mono);font-size:var(--s-micro);text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3)}

/* intent meter / journey */
.journey{display:grid;gap:.5rem}
.jrow{display:grid;grid-template-columns:96px 1fr 44px;gap:.7rem;align-items:center;font-size:.8rem}
.jrow .t{color:var(--ink-2)}
.jrow .track{height:8px;background:var(--sunk);border-radius:99px;overflow:hidden}
.jrow .track i{display:block;height:100%;background:var(--spruce);border-radius:99px}
.jrow .track i.hot{background:var(--glow)}
.jrow .v{font-family:var(--f-mono);text-align:right;color:var(--ink-2)}
.layers{display:grid;gap:.5rem}
.layer{display:grid;grid-template-columns:auto 1fr auto;gap:.8rem;align-items:center;border:1px solid var(--line);border-radius:10px;padding:.7rem .85rem;font-size:.84rem;background:var(--paper)}
.layer .ix{font-family:var(--f-mono);font-size:.7rem;color:var(--ink-3)}
.layer b{font-weight:600}
.layer em{font-style:normal;font-family:var(--f-mono);font-size:.72rem;color:var(--spruce)}
.variants{display:grid;gap:.55rem}
.variant{display:grid;grid-template-columns:1fr auto;gap:.3rem .9rem;padding:.7rem .85rem;border-radius:10px;border:1px solid var(--line);background:var(--paper);font-size:.84rem}
.variant .meta{font-family:var(--f-mono);font-size:.7rem;color:var(--ink-3);grid-column:1/-1}
.variant .w{font-family:var(--f-mono);font-size:.78rem}
.variant.lead{border-color:var(--spruce);background:var(--spruce-tint)}
.variant.retired{opacity:.55}
.variant.retired .q{text-decoration:line-through}
.guard{display:grid;gap:.5rem}
.guard div{display:flex;justify-content:space-between;align-items:center;gap:1rem;font-size:.84rem;padding:.6rem 0;border-bottom:1px solid var(--line)}
.sw{width:34px;height:20px;border-radius:99px;background:var(--spruce);position:relative;flex:none}
.sw::after{content:"";position:absolute;right:3px;top:3px;width:14px;height:14px;border-radius:50%;background:var(--on-spruce)}
.sw.off{background:var(--line)} .sw.off::after{left:3px;right:auto;background:var(--surface)}

/* chart */
.chart svg{width:100%;height:auto;display:block}
.legend{display:flex;gap:1.1rem;font-size:.78rem;color:var(--ink-2);margin-top:.7rem;flex-wrap:wrap}
.legend span{display:inline-flex;align-items:center;gap:.4rem}
.legend i{width:14px;height:3px;border-radius:2px;display:inline-block}

/* knowledge stack */
.stack{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.stack > div{background:var(--surface);padding:1.5rem 1.3rem;display:grid;gap:.7rem;align-content:start}
.stack .lvl{font-family:var(--f-mono);font-size:var(--s-micro);color:var(--ink-3);letter-spacing:.08em;text-transform:uppercase}
.stack h3{font-size:1.25rem}
.stack p{font-size:.9rem;color:var(--ink-2)}
.stack .q{font-family:var(--f-serif);font-style:italic;font-size:1.15rem;color:var(--spruce);line-height:1.3}
.stack.three{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){.stack,.stack.three{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.stack,.stack.three{grid-template-columns:1fr}}

.landscape-wrap{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
@media (max-width:860px){.landscape-wrap{grid-template-columns:1fr}}
.landscape{position:relative;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface);aspect-ratio:4/3;max-width:100%}
.landscape canvas{width:100%;height:100%;display:block}
.landscape .cap{position:absolute;left:.8rem;bottom:.7rem;font-family:var(--f-mono);font-size:.68rem;color:var(--ink-3);background:color-mix(in oklab,var(--surface) 85%,transparent);padding:.2rem .45rem;border-radius:4px}
.landscape button{position:absolute;right:.7rem;top:.7rem;font:500 .74rem var(--f-body);border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:.4rem .75rem;cursor:pointer}
.kv{display:grid;gap:1.3rem}
.kv div{display:grid;gap:.3rem}
.kv dt{font-weight:600}
.kv dd{margin:0;font-size:.94rem;color:var(--ink-2)}
.honest{border-left:2px solid var(--glow);padding:.2rem 0 .2rem 1.1rem;font-size:.92rem;color:var(--ink-2);max-width:70ch}
.honest b{color:var(--ink)}

/* use cases */
.cases{display:grid;gap:0;border-top:1px solid var(--ink)}
.case{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr) minmax(0,1fr);gap:clamp(1rem,3vw,2.5rem);padding-block:2rem;border-bottom:1px solid var(--line)}
@media (max-width:860px){.case{grid-template-columns:1fr}}
.case h3{font-size:1.5rem;display:grid;gap:.6rem}
.case h3 small{font-family:var(--f-mono);font-size:.72rem;font-weight:500;letter-spacing:.06em;color:var(--spruce);text-transform:uppercase}
.case .col{display:grid;gap:.45rem;align-content:start}
.case .col h4{font-family:var(--f-mono);font-size:var(--s-micro);font-weight:500;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3)}
.case .col p{font-size:.94rem;color:var(--ink-2)}
.case .example{font-family:var(--f-serif);font-style:italic;font-size:1.08rem;color:var(--ink);line-height:1.4}

/* pricing */
.price-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(1.5rem,4vw,3rem);align-items:start}
@media (max-width:860px){.price-grid{grid-template-columns:1fr}}
.offer{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:clamp(1.4rem,3vw,2.4rem);display:grid;gap:1.4rem;box-shadow:var(--shadow)}
.offer h3{font-size:var(--s-3)}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:.75rem}
.checks li{display:grid;grid-template-columns:20px 1fr;gap:.7rem;font-size:.95rem}
.checks svg{width:18px;height:18px;color:var(--spruce);margin-top:.2rem}
.principles{display:grid;gap:1.4rem}
.principles div{display:grid;gap:.35rem;padding-bottom:1.4rem;border-bottom:1px solid var(--line)}
.principles h4{font-size:1.1rem;letter-spacing:-.02em}
.principles p{font-size:.92rem;color:var(--ink-2)}

/* company */
.manifesto{font-family:var(--f-display);font-size:clamp(1.6rem,3.4vw,2.7rem);line-height:1.18;letter-spacing:-.03em;font-weight:500;max-width:24ch;text-wrap:balance}
.manifesto em{font-family:var(--f-serif);font-style:italic;font-weight:400;color:var(--spruce)}
.cols3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1.5rem,4vw,3rem)}
@media (max-width:860px){.cols3{grid-template-columns:1fr}}
.cols3 > div{display:grid;gap:.6rem;align-content:start;border-top:1px solid var(--ink);padding-top:1.1rem}
.cols3 h3{font-size:1.3rem}
.cols3 p{font-size:.95rem;color:var(--ink-2)}
.roadmap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
@media (max-width:860px){.roadmap{grid-template-columns:1fr}}
.roadmap > div{border:1px solid var(--line);border-radius:var(--r);padding:1.3rem;background:var(--surface);display:grid;gap:.8rem;align-content:start}
.roadmap h3{font-size:1.2rem}
.roadmap ul{margin:0;padding-left:1.1rem;display:grid;gap:.35rem;font-size:.9rem;color:var(--ink-2)}
.contact-row{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center}
.addr{font-family:var(--f-mono);font-size:1rem;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:.65rem 1rem;user-select:all}

/* FAQ */
.faq{border-top:1px solid var(--ink);max-width:880px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:1.5rem;align-items:center;padding:1.3rem 0;font-weight:600;font-size:1.08rem;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm{flex:none;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:transform .25s,background .2s}
.faq summary .pm::before{content:"+";font-weight:400;font-size:1.1rem;line-height:1}
.faq details[open] summary .pm{transform:rotate(45deg);background:var(--sunk)}
.faq .a{padding:0 0 1.4rem;color:var(--ink-2);max-width:68ch;display:grid;gap:.8rem}
.faq-group{font-family:var(--f-mono);font-size:var(--s-micro);text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3);margin:2.6rem 0 .3rem}
.faq-group:first-child{margin-top:0}

/* form */
.form-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(2rem,5vw,5rem);align-items:start}
@media (max-width:860px){.form-grid{grid-template-columns:1fr}}
form.apply{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:clamp(1.3rem,3vw,2.2rem);display:grid;gap:1.1rem;box-shadow:var(--shadow)}
.frow{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
@media (max-width:560px){.frow{grid-template-columns:1fr}}
.err{font-size:.78rem;color:var(--glow);min-height:0}
.field.bad input,.field.bad select{border-color:var(--glow)}
.form-msg{border-radius:12px;padding:1rem 1.1rem;font-size:.92rem;display:grid;gap:.6rem}
.form-msg.ok{background:var(--spruce-tint);color:var(--ink)}
.form-msg.warn{background:var(--glow-tint);color:var(--ink)}
.after{display:grid;gap:1.1rem;margin-top:2rem}
.after div{display:grid;grid-template-columns:28px 1fr;gap:.8rem}
.after .n{font-family:var(--f-mono);font-size:.75rem;color:var(--ink-3);padding-top:.15rem}
.after b{display:block;margin-bottom:.15rem}
.after p{font-size:.92rem;color:var(--ink-2)}

/* CTA band */
.cta-band{background:var(--spruce);color:var(--on-spruce);border-radius:24px;padding:clamp(2.2rem,6vw,4.5rem);display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:2rem;align-items:end;position:relative;overflow:hidden}
.cta-band h2{font-size:var(--s-2);max-width:16ch}
.cta-band p{opacity:.82;max-width:44ch}
.cta-band .btn-primary{background:var(--on-spruce);color:var(--spruce)}
.cta-band .btn-ghost{color:var(--on-spruce);border-color:color-mix(in oklab,var(--on-spruce) 35%,transparent)}
.cta-band .acts{display:flex;flex-wrap:wrap;gap:.7rem;justify-content:flex-end}
.cta-band svg.ridge{position:absolute;right:-2%;bottom:-6%;width:56%;opacity:.13;pointer-events:none}
@media (max-width:820px){.cta-band{grid-template-columns:1fr}.cta-band .acts{justify-content:flex-start}}

/* footer */
footer{border-top:1px solid var(--line);margin-top:clamp(3rem,7vw,6rem);padding-block:3.5rem 2.5rem}
.foot{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:2rem}
@media (max-width:820px){.foot{grid-template-columns:repeat(2,minmax(0,1fr))}.foot > div:first-child{grid-column:1/-1}}
.foot h4{font-family:var(--f-mono);font-size:var(--s-micro);text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3);font-weight:500;margin-bottom:.9rem}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.foot a{text-decoration:none;color:var(--ink-2);font-size:.92rem}
.foot a:hover{color:var(--ink)}
.foot .tag{color:var(--ink-2);font-size:.92rem;max-width:34ch;margin-top:1rem}
.legal{margin-top:3rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.8rem;color:var(--ink-3)}
.theme-tg{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px}
.theme-tg button{font:500 .74rem var(--f-body);color:var(--ink-2);background:transparent;border:0;border-radius:999px;padding:.35rem .7rem;cursor:pointer}
.theme-tg button[aria-pressed="true"]{background:var(--sunk);color:var(--ink)}

.prose{max-width:68ch;display:grid;gap:1.1rem;color:var(--ink-2)}
.prose h2{font-size:1.4rem;color:var(--ink);margin-top:1.4rem}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}