/* v19 github-repos: developer storefront (Active Theory v4 reverse-engineered design language:
   monochrome near-black + ONE accent, // code-comment labels, -> arrows, easeOutCubic family,
   lerp hovers). Own tokens; no cream, no F1. Mona Sans only. */
@font-face{font-family:"Mona Sans";src:url(/assets/v18/fonts/mona-sans-latin.woff2) format("woff2");font-weight:200 900;font-stretch:75% 125%;font-display:swap}
:root{
  --ease-cut:cubic-bezier(1,0,.37,1);
  --ease-out:cubic-bezier(.215,.61,.355,1);
  --stage:#0b0b0d;--panel:#121216;--panel-hi:#18181d;--line:#26262c;
  --gold:#d4bc8b;--gold-d:#c8a96e;--gold-hi:#ecd9ad;
  --tx:#f0ede6;--tx2:#b9b4a8;--tx3:#8d887c;--dark:#111014;
  --pad:clamp(20px,4vw,64px);
  --f:"Mona Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--stage);-webkit-text-size-adjust:100%}
body{margin:0;padding-bottom:64px;background:var(--stage);color:var(--tx);font-family:var(--f);font-size:19px;line-height:1.55;font-weight:450;-webkit-font-smoothing:antialiased;overflow-x:clip}
img,svg{display:block;max-width:100%}
a{color:inherit}
p{margin:0 0 1em}
h1,h2,h3{margin:0;font-weight:700;line-height:.98;letter-spacing:-.025em}
.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--gold);color:#111;padding:12px 18px;font-weight:700}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.lbl-idx{font-size:15px;color:var(--tx3);margin-left:10px}
.lbl{display:inline-block;font-size:16px;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--gold);font-family:var(--mono)}
.btn{display:inline-flex;align-items:center;gap:.6em;min-height:52px;padding:0 26px;border-radius:999px;font:700 16px/1 var(--f);letter-spacing:.02em;text-decoration:none;border:2px solid currentColor;transition:background .35s var(--ease-out),color .35s var(--ease-out),transform .35s var(--ease-out)}
.btn--gold{background:var(--gold);border-color:var(--gold);color:#16120a}
.btn--gold:hover{background:var(--gold-hi);border-color:var(--gold-hi);transform:translateY(-2px)}
.btn--line{color:var(--tx)}
.btn--line:hover{background:var(--tx);color:var(--dark)}

/* header */
.hd{position:sticky;top:0;z-index:50;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px var(--pad);background:color-mix(in srgb,var(--stage) 82%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd .btn{white-space:nowrap}
.hd__brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:700;font-size:16px;letter-spacing:.02em}
.hd__path{font-family:var(--mono);font-size:15px;font-weight:600;color:var(--tx3);letter-spacing:.04em}
.hd .btn{min-height:46px;padding:0 20px;font-size:15px}

/* hero */
.hero{position:relative;padding:clamp(90px,14vh,150px) var(--pad) clamp(60px,8vh,90px);overflow:clip}
.hero__grid{position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(120% 90% at 70% 10%,#000 30%,transparent 75%);
  mask-image:radial-gradient(120% 90% at 70% 10%,#000 30%,transparent 75%)}
.hero .lbl{margin-bottom:22px}
.hero h1{font-size:clamp(48px,7.6vw,116px);max-width:12ch;position:relative}
.hero__lead{max-width:56ch;font-size:22px;color:var(--tx2);margin-top:26px;position:relative}
.hero__cue{position:relative;margin-top:44px;font-family:var(--mono);font-size:16px;font-weight:600;letter-spacing:.06em;color:var(--tx3)}
.cue-dot{display:inline-block;width:9px;height:9px;margin-left:10px;background:var(--gold);border-radius:50%;animation:cue 1.8s var(--ease-out) infinite}
@keyframes cue{0%,100%{transform:translateY(0);opacity:.75}50%{transform:translateY(6px);opacity:1}}
.hero__meta{display:flex;gap:clamp(24px,4vw,64px);margin-top:52px;position:relative;border-top:1px solid var(--line);padding-top:28px}
.meta-kv{display:grid;gap:6px;min-width:96px}
.meta-kv .lbl{font-size:15px}
.meta-kv span:last-child{font-size:40px;font-weight:750;letter-spacing:-.02em;color:var(--gold-hi);font-variant-numeric:tabular-nums}

/* how access works */
.how{padding:clamp(56px,8vh,100px) var(--pad);border-top:1px solid var(--line)}
.how h2{font-size:clamp(32px,4.4vw,58px);margin:14px 0 40px}
.how__steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.how__steps li{background:var(--panel);padding:30px 28px 34px;transition:background .35s var(--ease-out)}
.how__steps li:hover{background:var(--panel-hi)}
.step-n{font-family:var(--mono);font-size:15px;font-weight:650;letter-spacing:.08em;color:var(--gold);display:block;margin-bottom:18px}
.how__steps h3{font-size:23px;margin-bottom:10px}
.how__steps p{margin:0;color:var(--tx2);font-size:19px}

/* controls */
.controls{padding:34px var(--pad);border-top:1px solid var(--line);display:grid;gap:14px}
.controls__tiers,.controls__themes{display:flex;flex-wrap:wrap;gap:10px}
.chip{appearance:none;cursor:pointer;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--tx2);font:600 15px/1.2 var(--f);letter-spacing:.02em;transition:background .3s var(--ease-out),color .3s var(--ease-out),border-color .3s var(--ease-out)}
.chip small{font-family:var(--mono);font-size:15px;font-weight:600;color:var(--tx3);margin-left:8px}
.chip:hover{border-color:var(--tx3)}
.chip.is-on{background:var(--gold);border-color:var(--gold);color:#16120a}
.chip.is-on small{color:#4d4022}
.chip--quiet{background:transparent;border-color:transparent;color:var(--tx3)}
.chip--quiet.is-on{background:var(--gold);border-color:var(--gold);color:#16120a}
.chip--quiet:hover{color:var(--tx)}
.controls__lbl{margin-top:6px;color:var(--tx3)}
.controls__count{margin:2px 0 0;font-family:var(--mono);font-size:16px;font-weight:600;color:var(--tx3);letter-spacing:.03em}

/* grid sections */
.grid-sec{padding:clamp(48px,7vh,90px) var(--pad);border-top:1px solid var(--line)}
.sec-head{max-width:64ch;margin-bottom:38px}
.sec-head h2{font-size:clamp(34px,4.8vw,64px);margin:12px 0 14px}
.sec-head p{color:var(--tx2);margin:0;font-size:20px}
.grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(520px,1fr));gap:22px;position:relative}
.grid-sec{position:relative}
.grid-sec::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(60% 40% at 80% 0%,rgba(212,188,139,.05),transparent 70%)}
.card{position:relative;background:linear-gradient(180deg,#131318,#101014);border:1px solid rgba(240,237,230,.09);border-radius:12px;box-shadow:inset 0 1px 0 rgba(255,255,255,.05),0 1px 2px rgba(0,0,0,.4);padding:44px 40px 46px;min-height:340px;display:flex;flex-direction:column;gap:12px;min-height:100%;transition:background .3s var(--ease-out),border-color .3s var(--ease-out),transform .3s var(--ease-out),box-shadow .3s var(--ease-out)}
.card::before{content:"";position:absolute;top:0;left:26px;width:34px;height:2px;background:var(--gold)}
.card--featured{grid-column:span 2;background:linear-gradient(160deg,#171410,#101014 60%);border-color:rgba(212,188,139,.35)}
.card--featured .card__name{font-size:34px;color:var(--gold-hi)}
.card--featured .card__what{font-size:24px;color:var(--tx)}
.card .card__name{font-size:24px}
.card:nth-child(3n) .card__idx{color:var(--tx3)}
.card:nth-child(4n) .card__idx{color:var(--gold-d)}
.card:nth-child(8n){background:linear-gradient(200deg,#141419,#0f0f13 65%);border-color:rgba(212,188,139,.28)}
.card:nth-child(8n) .card__name{color:var(--gold-hi)}
.card:nth-child(even){background:linear-gradient(180deg,#15151a,#111115)}
.card:nth-child(3n) .card__name{font-size:23px}
.card:nth-child(5n) .card__name{font-size:20px}
.card:hover{background:var(--panel-hi);border-color:rgba(212,188,139,.45);box-shadow:0 12px 32px rgba(0,0,0,.45),0 0 0 1px rgba(212,188,139,.12)}
.card.is-hidden{display:none}
.card__idx{font-family:var(--mono);font-size:15px;font-weight:650;letter-spacing:.06em;color:var(--gold);float:right;margin-left:12px}
.card__top{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.card__name{font-family:var(--mono);font-size:18px;font-weight:750;letter-spacing:-.01em;word-break:break-word}
.card__lang{font-family:var(--mono);font-size:18px;font-weight:650;letter-spacing:.05em;color:var(--tx2);text-transform:uppercase;white-space:nowrap;background:#1a1a20;border:1px solid var(--line);border-radius:999px;padding:5px 12px}
.card__lang::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#e5a93c;margin-right:7px;vertical-align:1px}
.card__what{margin:0;color:#c9c4b8;font-size:21px;line-height:1.62;flex:1}
.card__foot{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:8px}
.card__date{font-family:var(--mono);font-size:18px;font-weight:600;color:var(--tx3);letter-spacing:.03em}
.card__gh{font-family:var(--mono);font-size:15px;font-weight:650;letter-spacing:.03em;color:var(--gold);text-decoration:none;white-space:nowrap}
.card__gh:hover::after{letter-spacing:.12em}
.card__gh:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.card__link{position:absolute;inset:0;z-index:1}
.card__link:focus-visible{outline:none}
.card:hover .card__name{color:var(--gold-hi)}
.card__attribution{font-family:var(--mono);font-size:15px;font-weight:600;color:var(--tx3);letter-spacing:.03em}

/* tier 2 rows */
.grid--rows{grid-template-columns:repeat(2,1fr);gap:14px;background:transparent;border:0}
.grid--rows .card{flex-direction:column;align-items:flex-start;gap:12px;padding:36px 32px;min-height:200px;background:linear-gradient(180deg,#131318,#101014);border:1px solid rgba(240,237,230,.09);border-radius:12px;box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.grid--rows .card:last-child{border-bottom:1px solid rgba(240,237,230,.09)}
.grid--rows .card:hover{background:var(--panel-hi);border-color:rgba(212,188,139,.45);box-shadow:0 12px 32px rgba(0,0,0,.45)}
.grid--rows .card__what{margin:0;flex:1}
.grid--rows .card__foot{margin:0}
.card__cta{position:relative;z-index:2;font-family:var(--mono);font-size:15px;font-weight:650;letter-spacing:.03em;color:var(--gold);text-decoration:none;white-space:nowrap}
.card__cta:hover{color:var(--gold-hi)}

/* proof strip */
.proof{padding:clamp(64px,10vh,120px) var(--pad);border-top:1px solid var(--line)}
.proof h2{font-size:clamp(30px,3.8vw,50px);max-width:30ch;margin:14px 0 34px}
.proof__cta{display:flex;gap:14px;flex-wrap:wrap}

/* footer: dark, storefront-consistent */
.foot{background:var(--panel);border-top:1px solid var(--line);color:var(--tx);padding:clamp(64px,10vh,120px) var(--pad) 40px}
.foot .lbl{color:var(--gold)}
.foot h2{font-size:clamp(40px,6vw,84px);margin:14px 0 18px;color:var(--tx)}
.foot__lead{max-width:56ch;font-size:19px;color:var(--tx2)}
.foot__cta{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 34px}
.btn--dark{background:var(--gold);border-color:var(--gold);color:#16120a}
.btn--dark:hover{background:var(--gold-hi);border-color:var(--gold-hi)}
.btn--darkline{color:var(--tx)}
.btn--darkline:hover{background:var(--tx);color:var(--dark)}
.foot__contact{display:flex;gap:26px;flex-wrap:wrap;margin-bottom:44px}
.foot__contact a{text-decoration:none;font-weight:650;font-size:18px}
.foot__contact a:hover{text-decoration:underline;color:var(--gold-hi)}
.foot__cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:28px;border-top:1px solid var(--line);padding-top:34px}
.foot__cols h3{font-size:15px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px}
.foot__cols a{display:block;text-decoration:none;font-size:16px;font-weight:600;color:var(--tx2);padding:4px 0}
.foot__cols a:hover{color:var(--gold-hi);text-decoration:underline}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:34px 0}
.chips .lbl{margin-right:8px;align-self:center}
.chips a{text-decoration:none;font-size:15px;font-weight:650;padding:8px 14px;border:1px solid var(--line);border-radius:999px;color:var(--tx2)}
.chips a:hover{border-color:var(--tx3);color:var(--tx)}
.foot__base{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px;font-size:15px;color:var(--tx3)}


/* AT-derived polish: card hover lift + focus ring, gold hairline under section heads */
.card:hover{transform:translateY(-3px)}
.card{will-change:transform}
.sec-head::after{content:"";display:block;width:64px;height:2px;background:var(--gold);margin-top:18px}
@media (prefers-reduced-motion:reduce){.card:hover{transform:none}}

/* reveal states (JS adds .in when visible) */
[data-split]{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
[data-split].in{opacity:1;transform:none}
.card,.how__steps li,.sec-head,.proof__cta{opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease-out),transform .6s var(--ease-out)}
.in .card,.in .how__steps li,.in .sec-head,.in .proof__cta,.card.in,.how__steps li.in,.how__steps.in li,.sec-head.in,.proof__cta.in,#grid1.in .card,#grid2.in .card,.grid.in .card{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  [data-split],.card,.how__steps li,.sec-head,.proof__cta{opacity:1!important;transform:none!important;transition:none!important}
  .cue-dot{animation:none}
  html{scroll-behavior:auto}
}

@media (max-width:900px){
  .grid--rows .card{padding-right:96px}
  .how__steps{grid-template-columns:1fr}
  .hero__meta{gap:28px;flex-wrap:wrap}
  .meta-kv span:last-child{font-size:32px}
  .grid--rows .card{flex-direction:column;align-items:flex-start;gap:8px}
  .grid--rows .card__name{min-width:0}
}
@media (max-width:900px){
  .card--featured{grid-column:span 1}
}
@media (max-width:640px){
  .grid--rows{grid-template-columns:1fr}
  .grid--rows .card{padding-right:0;padding-bottom:44px}
  .btn-full{display:none!important}
  .btn-short{display:inline}
}
.btn-short{display:none}

  .hd__path{display:none}
  .hd__brand span{display:none}
  .hero__lead{font-size:19px}
  .grid{grid-template-columns:1fr}
  .foot__base{flex-direction:column}
  .hd .btn{min-height:44px;padding:0 14px;font-size:14px}
}

/* full-width label rows inside the tier-1 grid */
.grid-rowlabel{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;background:transparent;border:0;padding:6px 4px}
.grid-rowlabel .rowlabel-n{font-family:var(--mono);font-size:15px;font-weight:650;letter-spacing:.06em;color:var(--tx3)}
@media (max-width:640px){.card--featured{grid-column:auto}}