/* ============================================================
   DPE — Data Parser Engine · marketing site
   Aesthetic: precision data instrument. Dark engineered ink,
   faint columnar grid, acid-chartreuse signal, mono as texture.
   ============================================================ */

/* ---- self-hosted fonts (no third-party requests) ----
   Clash Display + General Sans — Indian Type Foundry / Fontshare (ITF Free Font License).
   JetBrains Mono — variable wght 100–800, SIL Open Font License (latin subset). */
@font-face{font-family:"Clash Display";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/clash-display-600.woff2") format("woff2")}
@font-face{font-family:"Clash Display";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/clash-display-700.woff2") format("woff2")}
@font-face{font-family:"General Sans";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/general-sans-400.woff2") format("woff2")}
@font-face{font-family:"General Sans";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/general-sans-500.woff2") format("woff2")}
@font-face{font-family:"General Sans";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/general-sans-600.woff2") format("woff2")}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:100 800;font-display:swap;src:url("fonts/jetbrains-mono.woff2") format("woff2")}

:root{
  /* ink */
  --ink-900:#0a0b0e;
  --ink-850:#0c0e13;
  --ink-800:#101319;
  --ink-750:#13161d;
  --ink-700:#171b24;
  --ink-600:#1d222d;
  --line:#262c39;
  --line-soft:#1a1e28;

  /* type colors */
  --text:#eef1f6;
  --muted:#b6bfce;
  --faint:#929cae;

  /* signal */
  --accent:#cdfb47;          /* acid chartreuse — "parsed / valid / go" */
  --accent-deep:#aadb2c;
  --accent-ink:#1a2106;
  --cyan:#5cd6ff;            /* cool order */
  --ochre:#ffbe6b;           /* warm chaos / cruft */
  --danger:#ff6f6f;

  /* fonts */
  --display:"Clash Display","General Sans",system-ui,sans-serif;
  --body:"General Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;

  --maxw:1200px;
  --radius:16px;
  --radius-sm:10px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--ink-900);
  color:var(--text);
  font-family:var(--body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  /* columnar grid + ambient glow */
  background-image:
    radial-gradient(1100px 520px at 78% -8%, rgba(205,251,71,.08), transparent 60%),
    radial-gradient(900px 600px at 8% 12%, rgba(92,214,255,.05), transparent 55%),
    repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 88px);
  background-attachment:fixed;
}

/* film grain */
.grain{
  position:fixed; inset:0; z-index:1; pointer-events:none; opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}

::selection{background:var(--accent);color:#0b0d05}

a{color:inherit;text-decoration:none}
code{font-family:var(--mono)}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.02em;line-height:1.04;margin:0}
em{font-style:normal}

main{position:relative;z-index:2}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  font-family:var(--body);font-weight:600;font-size:.97rem;
  padding:.78em 1.25em;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .25s var(--ease),background .25s,border-color .25s,box-shadow .25s;
  white-space:nowrap;
}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translate(2px,0)}
.btn--solid{background:var(--accent);color:#10160a;box-shadow:0 0 0 0 rgba(205,251,71,.5)}
.btn--solid:hover{transform:translateY(-2px);box-shadow:0 10px 34px -10px rgba(205,251,71,.55)}
.btn--ghost{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.015)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;gap:1.5rem;
  padding:.85rem clamp(1rem,4vw,2.5rem);
  background:rgba(10,11,14,.72);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line-soft);
}
.brand{display:flex;align-items:baseline;gap:.55rem;color:var(--text)}
.brand__mark{color:var(--text);align-self:center;display:flex}
.brand__word{font-family:var(--display);font-weight:700;font-size:1.32rem;letter-spacing:.01em}
.brand__sub{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--faint)}
.nav__links{display:flex;gap:1.6rem;font-size:.95rem}
.nav__links a{color:var(--muted);transition:color .2s;position:relative;padding:.2rem 0}
.nav__links a:hover{color:var(--text)}
.nav__links a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:1px;background:var(--accent);transition:right .25s var(--ease)}
.nav__links a:hover::after{right:0}
.nav__cta{display:flex}
.nav__menu{display:flex;align-items:center;gap:1.5rem;margin-left:auto}
.nav__toggle{display:none;margin-left:auto;background:transparent;border:1px solid var(--line);border-radius:9px;padding:.55rem .62rem;cursor:pointer;color:var(--text)}
.nav__toggle:hover{border-color:var(--accent);color:var(--accent)}
.nav__bars{position:relative;display:block;width:20px;height:2px;background:currentColor;border-radius:2px}
.nav__bars::before,.nav__bars::after{content:"";position:absolute;left:0;width:20px;height:2px;background:currentColor;border-radius:2px;transition:transform .2s var(--ease),opacity .2s}
.nav__bars::before{top:-6px}
.nav__bars::after{top:6px}
.nav__toggle[aria-expanded="true"] .nav__bars{background:transparent}
.nav__toggle[aria-expanded="true"] .nav__bars::before{transform:translateY(6px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] .nav__bars::after{transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(3rem,8vw,6.5rem) clamp(1rem,4vw,2.5rem) clamp(3rem,6vw,5rem);
  display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);
  margin:0 0 1.4rem;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero__title{font-size:clamp(2.7rem,7vw,5rem);margin-bottom:1.4rem}
.hero__title em{color:var(--accent);position:relative}
.hero__lede{font-size:clamp(1.12rem,1.7vw,1.28rem);color:#dbe0ea;max-width:36ch;margin:0 0 2rem}
.hero__lede strong{color:var(--text);font-weight:600}
.hero__actions{display:flex;gap:.9rem;flex-wrap:wrap}

.stats{display:flex;gap:clamp(1.2rem,3vw,2.6rem);margin:2.6rem 0 0;padding-top:1.8rem;border-top:1px solid var(--line-soft)}
.stats div{display:flex;flex-direction:column}
.stats dt{font-family:var(--display);font-weight:700;font-size:2rem;color:var(--text);line-height:1}
.stats dt span{font-size:1rem;color:var(--muted)}
.stats dd{margin:.45rem 0 0;font-size:.82rem;color:var(--muted);max-width:16ch}

/* ---------- the engine (hero visual) ---------- */
.engine{
  display:grid;grid-template-columns:1fr 64px 1fr;align-items:stretch;gap:0;
  filter:drop-shadow(0 30px 60px rgba(0,0,0,.5));
}
.engine__panel{
  background:linear-gradient(180deg,var(--ink-800),var(--ink-850));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.engine__out{border-color:rgba(205,251,71,.28);box-shadow:0 0 40px -16px rgba(205,251,71,.4)}
.panel__bar{
  display:flex;align-items:center;gap:.6rem;
  padding:.6rem .85rem;border-bottom:1px solid var(--line-soft);
  font-family:var(--mono);font-size:.72rem;color:var(--muted);background:rgba(255,255,255,.015)
}
.panel__name{margin-right:auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.panel__tag,.panel__pill{color:var(--accent);font-size:.66rem;letter-spacing:.1em}
.dotrow{display:flex;gap:.32rem}
.dotrow i{width:8px;height:8px;border-radius:50%;background:var(--ink-600)}
.engine__code{margin:0;padding:.9rem 1rem;font-family:var(--mono);font-size:.82rem;line-height:1.62;overflow:auto;color:#ced5e1}
.engine__code .ln{display:block;transition:opacity .5s var(--ease),transform .5s var(--ease),color .5s}
.engine__code .hdr{color:var(--cyan)}
.engine__code .cruft{color:var(--ochre)}
.engine__json{color:#ced5e1}
.engine__json .k{color:var(--accent)}
.engine__json .s{color:#dcf2a0}
.engine__json .n{color:var(--cyan)}

/* spine */
.engine__spine{position:relative;display:flex;align-items:center;justify-content:center}
.spine__flow{position:absolute;top:14%;bottom:14%;width:2px;left:50%;transform:translateX(-50%);
  background:linear-gradient(180deg,transparent,var(--cyan),var(--accent),transparent);
  background-size:100% 220%;animation:flow 2.6s linear infinite;border-radius:2px}
@keyframes flow{0%{background-position:0 -120%}100%{background-position:0 120%}}
.spine__chip{
  position:relative;z-index:2;font-family:var(--mono);font-size:.62rem;color:var(--accent);
  background:var(--ink-850);border:1px solid rgba(205,251,71,.4);border-radius:999px;
  padding:.3rem .35rem;writing-mode:vertical-rl;letter-spacing:.12em;
  box-shadow:0 0 18px -4px rgba(205,251,71,.45)
}

/* hero load animation */
.engine .cruft{animation:strip 1s var(--ease) forwards;animation-delay:1.1s}
@keyframes strip{to{opacity:.62;text-decoration:line-through;transform:translateX(-6px)}}
.engine__json code{display:block}
.engine__json .k,.engine__json .s,.engine__json .n{}
.engine.is-animating .engine__out{animation:bootglow 1.6s var(--ease)}
@keyframes bootglow{0%{opacity:.4}40%{opacity:.55}100%{opacity:1}}

@media (prefers-reduced-motion:reduce){
  .spine__flow{animation:none;background-position:0 0}
  .engine .cruft{animation:none;opacity:.62;text-decoration:line-through}
  .eyebrow .dot{animation:none}
}

/* ---------- sections ---------- */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(3.5rem,8vw,7rem) clamp(1rem,4vw,2.5rem)}
.section--alt{max-width:none;background:linear-gradient(180deg,rgba(255,255,255,.012),transparent),var(--ink-850);border-block:1px solid var(--line-soft)}
.section--alt > *{max-width:var(--maxw);margin-inline:auto}
.section__head{max-width:60ch;margin-bottom:3rem}
.kicker{font-family:var(--mono);font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:0 0 1rem}
.section__head h2{font-size:clamp(1.9rem,4.2vw,3rem);margin-bottom:1rem}
.section__lede{color:var(--muted);font-size:clamp(1rem,1.4vw,1.12rem);max-width:56ch}
.section__lede code,.section__head code{color:var(--cyan);font-size:.92em}

/* ---------- demo ---------- */
.demo{}
.demo__chips{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1rem}
.chip{
  font-family:var(--mono);font-size:.88rem;color:var(--muted);
  background:var(--ink-800);border:1px solid var(--line);border-radius:999px;
  padding:.5rem 1rem;cursor:pointer;transition:all .2s var(--ease)
}
.chip:hover{color:var(--text);border-color:var(--faint)}
.chip.is-active{color:var(--accent-ink);background:var(--accent);border-color:var(--accent);font-weight:500}
.demo__note{color:var(--muted);font-size:.92rem;margin:.2rem 0 1.4rem;min-height:1.5em}
.demo__note em{color:var(--text)}

.demo__grid{display:grid;grid-template-columns:1.35fr 1fr;gap:1rem;margin-bottom:1.1rem}
.pane{margin:0;background:linear-gradient(180deg,var(--ink-800),var(--ink-850));border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.pane--result{margin-top:0}
.pane__bar{display:flex;align-items:center;gap:.6rem;padding:.55rem .85rem;border-bottom:1px solid var(--line-soft);font-family:var(--mono);font-size:.72rem;color:var(--muted);background:rgba(255,255,255,.012)}
.pane__name{margin-right:auto;color:var(--text)}
.pane__hint{color:var(--faint);letter-spacing:.08em}
.pane__body{margin:0;padding:.95rem 1.05rem;font-family:var(--mono);font-size:.86rem;line-height:1.62;overflow:auto;color:#d2d8e3;max-height:360px;min-height:120px;white-space:pre}
.pane--schema .pane__body{color:#d2d8e3}
.pane__body .cruft{color:var(--ochre)}
.pane__body .k{color:var(--accent)}
.pane__body .s{color:#dcf2a0}
.pane__body .n{color:var(--cyan)}
.pane__body .b{color:var(--cyan)}

.copy{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:transparent;border:1px solid var(--line);border-radius:6px;padding:.2rem .5rem;cursor:pointer;transition:all .18s}
.copy:hover{color:var(--accent);border-color:var(--accent)}
.copy.copied{color:var(--accent);border-color:var(--accent)}

.demo__run{display:flex;align-items:center;gap:1.1rem;margin:0 0 1.1rem}
.run__meta{font-family:var(--mono);font-size:.88rem;color:var(--text);display:flex;gap:1rem;flex-wrap:wrap}
.run__meta .muted{color:var(--faint)}
.run__meta b{color:var(--accent);font-weight:500}
.run__meta .arrow{color:var(--faint)}

.pane--result .pane__body--result{min-height:200px;max-height:420px;white-space:normal}
.result__empty{color:var(--faint);font-style:italic;padding:1.5rem 0}
.pane__bar--tabs{padding:.35rem .5rem .35rem .85rem}
.tabs{display:flex;gap:.2rem;margin-right:auto}
.tab{font-family:var(--mono);font-size:.76rem;color:var(--muted);background:transparent;border:0;border-radius:7px;padding:.4rem .7rem;cursor:pointer;transition:all .18s;display:flex;align-items:center;gap:.4rem}
.tab:hover{color:var(--text);background:rgba(255,255,255,.03)}
.tab.is-active{color:var(--accent);background:rgba(205,251,71,.1)}
.badge{background:var(--danger);color:#260c0c;font-size:.64rem;border-radius:999px;padding:.05rem .4rem;font-weight:700}

/* result data table */
.rtable{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:.86rem}
.rtable th{text-align:left;color:var(--accent);font-weight:500;padding:.4rem .7rem;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--ink-800);letter-spacing:.02em}
.rtable td{padding:.38rem .7rem;border-bottom:1px solid var(--line-soft);color:#dce1ea;white-space:nowrap}
.rtable tr:hover td{background:rgba(255,255,255,.02)}
.rtable td.null{color:var(--faint);font-style:italic}
.rjson{font-family:var(--mono);font-size:.86rem;line-height:1.62;white-space:pre;color:#d2d8e3}
.rjson .k{color:var(--accent)}.rjson .s{color:#dcf2a0}.rjson .n{color:var(--cyan)}.rjson .b{color:var(--cyan)}
.rerr{font-family:var(--mono);font-size:.78rem}
.rerr .ok{color:var(--accent)}
.rerr li{margin:.3rem 0;list-style:none}
.rerr .sev-warning{color:var(--ochre)}
.rerr .sev-error{color:var(--danger)}

/* ---------- formats ---------- */
.formats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.fcard{background:linear-gradient(180deg,var(--ink-800),var(--ink-850));border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;transition:transform .3s var(--ease),border-color .3s}
.fcard:hover{transform:translateY(-4px);border-color:var(--faint)}
.fcard h3{font-size:1.18rem;margin-bottom:.6rem;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.fcard p{color:var(--muted);font-size:.95rem;margin:0 0 1.1rem}
.fcard--wide{grid-column:1 / -1;display:grid;grid-template-columns:1fr auto;gap:1rem 2rem;align-items:center}
.fcard--wide p{margin:0;max-width:75ch}
.ftags{display:flex;gap:.45rem;flex-wrap:wrap;list-style:none;padding:0;margin:0}
.ftags li{font-family:var(--mono);font-size:.74rem;color:var(--cyan);background:rgba(92,214,255,.08);border:1px solid rgba(92,214,255,.2);border-radius:6px;padding:.2rem .55rem}
.fcard__by{font-family:var(--mono);font-size:.7rem;color:var(--faint);margin:.9rem 0 0!important;letter-spacing:.04em}
.fcard__pill{font-family:var(--mono);font-size:.62rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent-ink);background:var(--accent);border-radius:999px;padding:.15rem .55rem}

/* ---------- pipeline ---------- */
.pipe{display:flex;align-items:stretch;gap:.5rem;list-style:none;padding:0;margin:0 0 2rem;counter-reset:none}
.pstep{flex:1;background:linear-gradient(180deg,var(--ink-800),var(--ink-850));border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem 1.25rem}
.pstep--final{border-color:rgba(205,251,71,.32);box-shadow:0 0 38px -18px rgba(205,251,71,.45)}
.pstep__no{font-family:var(--mono);font-size:.72rem;color:var(--cyan);letter-spacing:.04em}
.pstep--final .pstep__no{color:var(--accent)}
.pstep h3{font-size:1.3rem;margin:.5rem 0 .55rem}
.pstep p{color:var(--muted);font-size:.94rem;margin:0}
.pstep p code{color:var(--cyan);font-size:.92em}
.pstep__arrow{display:flex;align-items:center;color:var(--faint);font-size:1.4rem;font-family:var(--mono)}
.meta-strip{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;font-family:var(--mono);font-size:.78rem;color:var(--muted)}
.meta-strip__label{color:var(--muted)}
.meta-strip code{color:var(--text);background:var(--ink-800);border:1px solid var(--line);border-radius:6px;padding:.22rem .55rem}

/* ---------- quick start ---------- */
.start{display:grid;grid-template-columns:1.5fr 1fr;gap:1.2rem;align-items:start}
.codeblock,.start__shape{background:linear-gradient(180deg,var(--ink-800),var(--ink-850));border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.codeblock__bar{display:flex;align-items:center;padding:.4rem .55rem;border-bottom:1px solid var(--line-soft);gap:.6rem}
.tabs--code{margin-right:auto}
.codeblock__body{display:none;margin:0;padding:1.2rem 1.3rem;font-family:var(--mono);font-size:.9rem;line-height:1.7;overflow:auto;color:#d2d8e3}
.codeblock__body.is-active{display:block}
.codeblock__body .cm{color:#9aa6b8;font-style:italic}
.codeblock__body .kw{color:var(--cyan)}
.codeblock__body .fn{color:var(--accent)}
.codeblock__body .s{color:#dcf2a0}
.codeblock__body .t{color:#b2c3d8}
.codeblock__body .a{color:var(--ochre)}
.start__shape{padding:1.4rem 1.5rem}
.start__shape h3{font-size:1.1rem;margin-bottom:.9rem;color:var(--text)}
.shape__code{margin:0 0 1.1rem;font-family:var(--mono);font-size:.9rem;line-height:1.7;color:#d2d8e3;white-space:pre}
.shape__code .k{color:var(--accent)}
.shape__code .cm{color:var(--faint)}
.start__note{font-size:.86rem;color:var(--muted);margin:0}
.start__note code{color:var(--cyan)}
.start__note strong{color:var(--text)}

/* ---------- features ---------- */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.feat__item{background:var(--ink-850);padding:1.7rem 1.5rem;transition:background .25s}
.feat__item:hover{background:var(--ink-800)}
.feat__item h3{font-size:1.12rem;margin-bottom:.55rem;color:var(--text)}
.feat__item h3::before{content:"";display:inline-block;width:8px;height:8px;background:var(--accent);border-radius:2px;margin-right:.6rem;vertical-align:middle;box-shadow:0 0 10px var(--accent)}
.feat__item p{color:var(--muted);font-size:.95rem;margin:0}
.feat__item code{color:var(--cyan);font-size:.9em}

/* ---------- studio ---------- */
.section--studio{max-width:none;background:
  radial-gradient(800px 400px at 80% 50%, rgba(92,214,255,.06),transparent 60%),
  linear-gradient(180deg,var(--ink-850),var(--ink-900));border-block:1px solid var(--line-soft)}
.studio{max-width:var(--maxw);margin-inline:auto;display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(2rem,4vw,3.5rem);align-items:center}
.studio__copy h2{font-size:clamp(1.8rem,3.6vw,2.6rem);margin:1rem 0}
.studio__copy p{color:var(--muted);margin:0 0 1.8rem;max-width:46ch}
.studio__shot{position:relative;display:block;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;aspect-ratio:16/10;background:var(--ink-800);box-shadow:0 30px 70px -30px rgba(0,0,0,.7);transition:transform .35s var(--ease),border-color .35s}
.studio__shot:hover{transform:translateY(-4px);border-color:var(--accent)}
.studio__shot img{display:block;width:100%;height:100%;object-fit:cover;object-position:top}
.studio__shotfallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--mono);color:var(--faint);font-size:1rem}
.studio__shot img[src]{position:relative;z-index:1}

/* ---------- footer ---------- */
.foot{position:relative;z-index:2;border-top:1px solid var(--line);background:var(--ink-850);padding:clamp(2.5rem,5vw,4rem) clamp(1rem,4vw,2.5rem) 2rem}
.foot__top{max-width:var(--maxw);margin:0 auto;display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;padding-bottom:2rem;border-bottom:1px solid var(--line-soft)}
.foot__brand{display:flex;gap:.9rem;align-items:center}
.foot__name{font-family:var(--display);font-weight:600;font-size:1.15rem;margin:0}
.foot__tag{color:var(--muted);font-size:.88rem;margin:.2rem 0 0}
.foot__links{display:flex;gap:1.6rem;flex-wrap:wrap;align-items:center;font-size:.92rem}
.foot__links a{color:var(--muted);transition:color .2s}
.foot__links a:hover{color:var(--accent)}
.foot__bar{max-width:var(--maxw);margin:1.5rem auto 0;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.status{font-family:var(--mono);font-size:.78rem;color:var(--muted);display:flex;align-items:center;flex-wrap:wrap;gap:.35rem .55rem;margin:0}
.status__dot{width:8px;height:8px;border-radius:50%;background:var(--ochre);box-shadow:0 0 10px var(--ochre)}
.foot__built{font-family:var(--mono);font-size:.74rem;color:var(--faint);margin:0}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero{grid-template-columns:1fr;gap:2.5rem}
  .engine{max-width:560px}
  .start{grid-template-columns:1fr}
  .studio{grid-template-columns:1fr}
  .formats{grid-template-columns:repeat(2,1fr)}
  .feat{grid-template-columns:repeat(2,1fr)}
  .pipe{flex-wrap:wrap}
  .pstep{flex:1 1 40%}
  .pstep__arrow{display:none}
}
@media (max-width:820px){
  .nav__toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav__menu{
    position:absolute;top:100%;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(10,11,14,.98);backdrop-filter:blur(14px) saturate(140%);
    border-bottom:1px solid var(--line);
    padding:.4rem clamp(1rem,4vw,2.5rem) 1.1rem;
    display:none;
  }
  .nav__menu.open{display:flex}
  .nav__links{flex-direction:column;gap:0;font-size:1rem}
  .nav__links a{padding:.85rem 0;border-bottom:1px solid var(--line-soft)}
  .nav__links a::after{display:none}
  .nav__cta{margin-top:.9rem}
  .nav__cta .btn{width:100%;justify-content:center}
}
@media (max-width:720px){
  body{font-size:16px}
  .brand__sub{display:none}
  .demo__grid{grid-template-columns:1fr}
  .fcard--wide{grid-template-columns:1fr}
  .stats{flex-wrap:wrap;gap:1.4rem}
  .engine{grid-template-columns:1fr 40px 1fr}
  .engine__code{font-size:.66rem}
  .feat{grid-template-columns:1fr}
  .formats{grid-template-columns:1fr}
  .foot__bar{flex-direction:column}
}

/* ---- legal pages (privacy / terms): single readable prose column ---- */
.legal__eff{font-family:var(--mono);font-size:.8rem;letter-spacing:.04em;color:var(--faint);margin:.7rem 0 0}
.legal__body{max-width:68ch;color:var(--muted);font-size:1.02rem;line-height:1.72}
.legal__body p{margin:0 0 1.1rem}
.legal__body p:first-child{font-size:1.12rem;color:#dbe0ea}
.legal__body strong{color:var(--text);font-weight:600}
.legal__body a{color:var(--accent)}
.legal__body a:hover{text-decoration:underline}