/* ==========================================================================
   WISE.EST SYSTEMS — design system
   Precision first, spectacle second. 80% institution / 20% atmosphere.
   Tokens → primitives → components → pages → responsive.
   ========================================================================== */

/* ---------- fonts: self-hosted, latin subset, zero third-party requests --- */
@font-face{font-family:'Archivo';font-style:normal;font-weight:400 700;font-display:swap;
  src:url(/assets/fonts/archivo-var-latin.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Instrument Serif';font-style:normal;font-weight:400;font-display:swap;
  src:url(/assets/fonts/instrumentserif-400-latin.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Instrument Serif';font-style:italic;font-weight:400;font-display:swap;
  src:url(/assets/fonts/instrumentserif-italic-latin.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;
  src:url(/assets/fonts/plexmono-400-latin.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;
  src:url(/assets/fonts/plexmono-500-latin.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ==========================================================================
   1. TOKENS
   ========================================================================== */
:root{
  /* colour ---------------------------------------------------------------- */
  --bg:#050506;            /* near black — the ground */
  --surface:#0B0B10;       /* obsidian — raised panels */
  --surface-2:#101017;     /* charcoal — inset wells */
  --ink:#F2EDE3;           /* warm ivory — primary text */
  --ink-2:#A8A296;         /* muted ivory — secondary text */
  --ink-3:#837D71;         /* quiet — labels, metadata (4.6:1+ on every surface) */
  --rule:#191920;          /* hairline */
  --rule-2:#26262F;        /* hairline, raised */
  --gold:#D9A84A;          /* precision, edges, focus, primary action */
  --gold-2:#F0D48A;
  --gold-dim:rgba(217,168,74,.18);
  --violet:#7A25FF;        /* energy, research, internal state */
  --violet-2:#A878FF;
  --violet-dim:rgba(122,37,255,.16);
  --ok:#6FCF97;
  --bad:#E0623E;

  /* type ------------------------------------------------------------------ */
  --display:'Instrument Serif',Georgia,'Times New Roman',serif;
  --sans:'Archivo',system-ui,-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --t-hero:clamp(44px,8.2vw,118px);
  --t-h2:clamp(32px,4.8vw,66px);
  --t-h3:clamp(22px,2.5vw,32px);
  --t-body:clamp(16px,1.05vw,17.5px);
  --t-label:11px;
  --t-mono:12.5px;

  /* space ----------------------------------------------------------------- */
  --s-1:4px; --s-2:8px; --s-3:12px; --s-4:16px; --s-5:24px;
  --s-6:32px; --s-7:48px; --s-8:64px; --s-9:96px; --s-10:128px;
  --gutter:clamp(20px,4.6vw,64px);
  --section:clamp(76px,10vw,152px);
  --measure:66ch;
  --max:1280px;

  /* form ------------------------------------------------------------------ */
  --radius:2px;            /* machined, not soft */
  --radius-lg:3px;
  --border:1px solid var(--rule);
  --border-2:1px solid var(--rule-2);

  /* motion ---------------------------------------------------------------- */
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);
  --d-1:160ms; --d-2:280ms; --d-3:520ms; --d-4:900ms;

  /* layers ---------------------------------------------------------------- */
  --z-canvas:0; --z-grain:1; --z-content:2; --z-header:60; --z-menu:80; --z-skip:200;
}

/* ==========================================================================
   2. RESET + BASE
   ========================================================================== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:var(--t-body);line-height:1.62;
  font-synthesis-weight:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  -webkit-tap-highlight-color:transparent;overflow-wrap:break-word;
}
img,svg,video,canvas{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
ul,ol{list-style:none}
p{text-wrap:pretty}
h1,h2,h3,h4{font-weight:400;text-wrap:balance}
::selection{background:var(--violet);color:#fff}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:var(--radius)}
:target{scroll-margin-top:110px}

.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:var(--z-skip);display:inline-flex;
  align-items:center;min-height:44px;
  background:var(--gold);color:#050506;padding:12px 18px;font-family:var(--mono);
  font-size:var(--t-label);letter-spacing:.16em;text-transform:uppercase}
.skip:focus{left:12px;top:12px}

/* ==========================================================================
   3. LAYOUT PRIMITIVES
   ========================================================================== */
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:var(--section);position:relative}
.section--tight{padding-block:calc(var(--section)*.62)}
.section--edge{border-top:var(--border)}
.stack>*+*{margin-top:var(--s-5)}
.measure{max-width:var(--measure)}

/* atmosphere: one fixed grain plate, nothing else decorative site-wide */
.grain{position:fixed;inset:0;z-index:var(--z-grain);pointer-events:none;
  background-image:url(/assets/grain.png);background-size:140px 140px;opacity:.035;mix-blend-mode:overlay}
header,main,footer{position:relative;z-index:var(--z-content)}

/* ==========================================================================
   4. TYPOGRAPHY COMPONENTS
   ========================================================================== */
.label{display:block;font-family:var(--mono);font-size:var(--t-label);font-weight:500;
  letter-spacing:.24em;text-transform:uppercase;color:var(--ink-3)}
.label--gold{color:var(--gold)}
.label-row{display:flex;align-items:center;gap:var(--s-4);margin-bottom:var(--s-6)}
.label-row::after{content:'';flex:1;height:1px;background:var(--rule);transform-origin:left}

.display{font-family:var(--display);font-size:var(--t-h2);line-height:1.02;
  letter-spacing:-.02em;color:var(--ink)}
.display--hero{font-size:var(--t-hero);line-height:.95;letter-spacing:-.028em}
.display--sm{font-size:var(--t-h3);line-height:1.12;letter-spacing:-.012em}
.display em{font-style:normal;color:var(--gold)}

.lede{font-size:clamp(17px,1.5vw,21px);line-height:1.55;color:var(--ink-2);max-width:58ch}
.body{color:var(--ink-2)}
.body strong,.body b{color:var(--ink);font-weight:600}
.note{font-size:14.5px;line-height:1.55;color:var(--ink-3);max-width:60ch}

.divider{height:1px;background:var(--rule);border:0}

/* ==========================================================================
   5. BUTTONS + LINKS
   ========================================================================== */
.btn{display:inline-flex;align-items:center;gap:var(--s-3);min-height:48px;
  padding:13px 24px;border:1px solid transparent;border-radius:var(--radius);
  font-family:var(--mono);font-size:var(--t-mono);font-weight:500;letter-spacing:.14em;
  text-transform:uppercase;cursor:pointer;background:none;
  transition:background var(--d-2) var(--ease),color var(--d-2) var(--ease),
             border-color var(--d-2) var(--ease),transform var(--d-1) var(--ease)}
.btn .arrow{transition:transform var(--d-2) var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn:active{transform:translateY(1px)}

.btn--primary{background:var(--gold);color:#0A0805;border-color:var(--gold)}
.btn--primary:hover{background:var(--gold-2);border-color:var(--gold-2)}

.btn--ghost{border-color:var(--rule-2);color:var(--ink)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold)}

.btn--violet{border-color:rgba(122,37,255,.45);color:var(--violet-2);
  background:linear-gradient(180deg,rgba(122,37,255,.08),transparent)}
.btn--violet:hover{border-color:var(--violet);color:#C6A8FF;background:rgba(122,37,255,.14)}

.btn--quiet{padding-inline:0;color:var(--ink-2);min-height:44px}
.btn--quiet:hover{color:var(--gold)}

.btn-row{display:flex;flex-wrap:wrap;gap:var(--s-4);align-items:center}

.tlink{display:inline-flex;align-items:center;gap:9px;min-height:44px;
  font-family:var(--mono);font-size:var(--t-mono);letter-spacing:.13em;text-transform:uppercase;
  color:var(--ink-2);border-bottom:1px solid var(--rule-2);
  transition:color var(--d-2) var(--ease),border-color var(--d-2) var(--ease)}
.tlink:hover{color:var(--gold);border-color:var(--gold)}
.tlink .arrow{transition:transform var(--d-2) var(--ease)}
.tlink:hover .arrow{transform:translateX(4px)}

a.inline{color:var(--ink);border-bottom:1px solid var(--gold-dim);
  transition:border-color var(--d-2);padding-block:2px}
a.inline:hover{border-color:var(--gold)}

/* ==========================================================================
   6. STATUS BADGE
   ========================================================================== */
.badge{display:inline-flex;align-items:center;gap:8px;padding:5px 11px;
  border:1px solid var(--rule-2);border-radius:var(--radius);
  font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--ink-3);white-space:nowrap;align-self:flex-start}
.badge::before{content:'';width:5px;height:5px;border-radius:50%;background:currentColor;flex:none}
.badge--live,.badge--product{color:var(--gold);border-color:var(--gold-dim)}
.badge--research,.badge--prototype,.badge--experiment{color:var(--violet-2);border-color:rgba(122,37,255,.3)}
.badge--archived{color:var(--ink-3)}

/* ==========================================================================
   7. HEADER + NAVIGATION
   ========================================================================== */
.site-header{position:fixed;inset:0 0 auto;z-index:var(--z-header);
  transition:background var(--d-3) var(--ease),border-color var(--d-3) var(--ease);
  border-bottom:1px solid transparent}
.site-header.is-stuck{background:rgba(5,5,6,.86);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border-bottom-color:var(--rule)}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:var(--s-5);
  padding-block:clamp(14px,1.6vw,20px)}

.brand{display:flex;align-items:center;gap:11px;min-height:44px}
.brand-mark{width:26px;height:26px;flex:none;background:var(--gold);
  -webkit-mask:url(/assets/we-mark.png) center/contain no-repeat;
  mask:url(/assets/we-mark.png) center/contain no-repeat;
  transition:filter var(--d-2) var(--ease)}
.brand:hover .brand-mark{filter:drop-shadow(0 0 9px rgba(217,168,74,.55))}
.brand-rule{width:1px;height:15px;background:var(--rule-2);flex:none}
.brand-name{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.2em;
  color:var(--ink);white-space:nowrap}

.nav-list{display:flex;align-items:center;gap:clamp(18px,2.4vw,34px)}
.nav-link{position:relative;display:inline-flex;align-items:center;min-height:44px;
  font-family:var(--mono);font-size:var(--t-label);font-weight:500;letter-spacing:.2em;
  text-transform:uppercase;color:var(--ink-3);transition:color var(--d-2) var(--ease)}
.nav-link::after{content:'';position:absolute;left:0;right:100%;bottom:11px;height:1px;
  background:var(--gold);transition:right var(--d-2) var(--ease)}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{right:0}
.nav-link[aria-current="page"]{color:var(--ink)}
.nav-link[aria-current="page"]::after{right:0;background:var(--gold)}

.nav-toggle{display:none;align-items:center;justify-content:center;width:46px;height:46px;
  margin-right:-10px;background:none;border:1px solid var(--rule-2);border-radius:var(--radius);
  cursor:pointer;transition:border-color var(--d-2) var(--ease)}
.nav-toggle:hover{border-color:var(--gold)}
.nav-toggle span{display:block;width:17px;height:1px;background:var(--ink);position:relative;
  transition:background var(--d-1) var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{content:'';position:absolute;left:0;width:17px;
  height:1px;background:var(--ink);transition:transform var(--d-2) var(--ease)}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-5px) rotate(-45deg)}

/* ==========================================================================
   8. HERO
   ========================================================================== */
.hero{position:relative;min-height:min(100svh,900px);display:flex;align-items:center;
  padding-top:clamp(110px,14vh,170px);padding-bottom:var(--s-9);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:clamp(32px,5vw,80px);align-items:center;width:100%}
.hero-copy{min-width:0}
.hero .display--hero{max-width:14ch}
.hero-lede{margin-top:clamp(22px,2.6vw,34px);max-width:46ch}
.hero .btn-row{margin-top:clamp(28px,3.4vw,44px)}
.hero-eyebrow{margin-bottom:clamp(20px,2.4vw,30px)}
.hero-meta{position:absolute;left:var(--gutter);right:var(--gutter);bottom:clamp(20px,3vh,34px);
  display:flex;justify-content:space-between;gap:var(--s-5);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--ink-3);border-top:var(--border);padding-top:var(--s-4)}

/* the one 3D object — its stage */
.hero-object{position:relative;aspect-ratio:1/1;width:100%;max-width:560px;margin-inline:auto}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;opacity:0;
  transition:opacity 1.1s var(--ease)}
#hero-canvas.is-ready{opacity:1}
/* static fallback: the mark on its own, shown until WebGL takes over and
   forever if it never does */
.hero-fallback{position:absolute;inset:0;display:grid;place-items:center;
  transition:opacity .8s var(--ease)}
.hero-object.is-live .hero-fallback{opacity:0}
.hero-seal{width:min(72%,340px);opacity:.96;filter:drop-shadow(0 0 44px rgba(122,37,255,.34))}

/* ==========================================================================
   9. TWO SIDES — commercial / research
   ========================================================================== */
.duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--rule);
  border:var(--border);border-radius:var(--radius-lg);overflow:hidden}
.duo-panel{position:relative;background:var(--surface);padding:clamp(28px,3.4vw,52px);
  display:flex;flex-direction:column;gap:var(--s-5);
  transition:background var(--d-3) var(--ease)}
.duo-panel::before{content:'';position:absolute;inset:0;pointer-events:none;opacity:0;
  transition:opacity var(--d-3) var(--ease)}
.duo-panel:hover{background:var(--surface-2)}
.duo-panel:hover::before{opacity:1}
.duo-panel--commercial::before{background:linear-gradient(180deg,rgba(217,168,74,.06),transparent 55%)}
.duo-panel--research::before{background:linear-gradient(180deg,rgba(122,37,255,.10),transparent 60%)}
.duo-index{display:flex;align-items:baseline;gap:var(--s-3)}
.duo-index .n{font-family:var(--mono);font-size:var(--t-label);letter-spacing:.2em;color:var(--gold)}
.duo-panel--research .duo-index .n{color:var(--violet-2)}
.duo-panel h3{font-family:var(--display);font-size:clamp(26px,2.8vw,38px);line-height:1.04;
  letter-spacing:-.018em}
.duo-caps{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:var(--s-4)}
.duo-caps li{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-3);border:1px solid var(--rule-2);border-radius:var(--radius);padding:5px 9px}
.duo-panel .tlink{margin-top:auto;padding-top:var(--s-4);align-self:flex-start}

/* ==========================================================================
   10. PROJECT CARDS + FEATURE
   ========================================================================== */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;
  background:var(--rule);border:var(--border);border-radius:var(--radius-lg);overflow:hidden}
.cards--two{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{display:flex;flex-direction:column;gap:var(--s-4);background:var(--surface);
  padding:clamp(24px,2.6vw,36px);transition:background var(--d-3) var(--ease)}
.card:hover{background:var(--surface-2)}
.card-visual{aspect-ratio:16/10;border:var(--border-2);border-radius:var(--radius);
  background:var(--bg);overflow:hidden;position:relative}
.card h3{font-family:var(--display);font-size:clamp(24px,2.2vw,30px);line-height:1.05;
  letter-spacing:-.012em}
.card .one-line{color:var(--ink);font-size:15.5px}
.card .body{font-size:15px}
.card .tlink{margin-top:auto}

.feature{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  gap:clamp(32px,5vw,80px);align-items:center}
.feature-media{border:var(--border-2);border-radius:var(--radius-lg);background:var(--surface);
  padding:clamp(16px,2vw,28px);position:relative;overflow:hidden}
.feature-media::after{content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(217,168,74,.05),transparent 40%)}

/* evidence shots (real captured output) */
.shots{display:grid;gap:var(--s-4)}
.shot{border:var(--border-2);border-radius:var(--radius);background:var(--bg);overflow:hidden}
.shot img{width:100%}
.shot figcaption{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);
  padding:11px 14px;border-top:var(--border-2);
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.shot .state{color:var(--ok)}
.shot--bad .state{color:var(--bad)}

/* ==========================================================================
   11. TECHNICAL METADATA TABLE
   ========================================================================== */
.meta{border:var(--border);border-radius:var(--radius-lg);overflow:hidden}
.meta-row{display:grid;grid-template-columns:minmax(150px,.32fr) minmax(0,1fr);
  gap:var(--s-4);padding:13px clamp(14px,1.6vw,20px);border-bottom:var(--border);
  font-family:var(--mono);font-size:12.5px}
.meta-row:last-child{border-bottom:0}
.meta-row dt{color:var(--ink-3);letter-spacing:.14em;text-transform:uppercase;font-size:10.5px;
  padding-top:2px}
.meta-row dd{color:var(--ink-2);word-break:break-word}

/* ==========================================================================
   12. RESEARCH ENTRY (Q/H/B/E/S/N)
   ========================================================================== */
.entries{display:grid;gap:var(--s-6)}
.entry{border:var(--border);border-radius:var(--radius-lg);background:var(--surface);
  padding:clamp(26px,3.2vw,48px);position:relative;overflow:hidden}
.entry::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,var(--violet),transparent 70%);opacity:.6}
.entry-head{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-4);margin-bottom:var(--s-5)}
.entry h3{font-family:var(--display);font-size:clamp(26px,3vw,40px);line-height:1.04;
  letter-spacing:-.018em;margin-bottom:var(--s-3)}
.entry .question{font-family:var(--display);font-style:italic;font-size:clamp(19px,1.9vw,24px);
  color:var(--ink-2);margin-bottom:var(--s-5)}
.fields{display:grid;gap:var(--s-5);margin-top:var(--s-6)}
.field-block{display:grid;grid-template-columns:minmax(130px,.22fr) minmax(0,1fr);gap:var(--s-5);
  padding-top:var(--s-5);border-top:var(--border)}
.field-block .label{padding-top:4px}

/* ==========================================================================
   13. RECEIPT DEMO
   ========================================================================== */
.receipt{border:var(--border);border-radius:var(--radius-lg);background:var(--surface);
  overflow:hidden;font-family:var(--mono);font-size:13px}
.receipt-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:var(--s-4);padding:14px clamp(14px,1.8vw,22px);border-bottom:var(--border);
  background:var(--surface-2)}
.receipt-id{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.verdict{display:inline-flex;align-items:center;gap:9px;padding:7px 13px;border-radius:var(--radius);
  border:1px solid currentColor;font-size:11px;font-weight:500;letter-spacing:.2em;
  text-transform:uppercase;transition:color var(--d-2) var(--ease)}
.verdict::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.verdict[data-state="verified"]{color:var(--ok)}
.verdict[data-state="modified"]{color:var(--bad)}
.verdict[data-state="pending"]{color:var(--ink-3)}

.receipt-group{border-bottom:var(--border)}
.receipt-group:last-of-type{border-bottom:0}
.receipt-group>summary{display:flex;align-items:center;gap:var(--s-3);min-height:46px;
  padding:11px clamp(14px,1.8vw,22px);cursor:pointer;list-style:none;
  font-size:10.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);
  transition:color var(--d-1) var(--ease)}
.receipt-group>summary::-webkit-details-marker{display:none}
.receipt-group>summary::before{content:'+';width:12px;color:var(--gold);font-size:13px}
.receipt-group[open]>summary::before{content:'\2212'}
.receipt-group>summary:hover{color:var(--ink)}
.receipt-body{padding:2px clamp(14px,1.8vw,22px) 18px}

.rfield{display:grid;grid-template-columns:minmax(120px,.26fr) minmax(0,1fr);gap:var(--s-4);
  padding:8px 0;align-items:start}
.rfield>.k{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);
  padding-top:7px}
.rfield>.v{color:var(--ink-2);word-break:break-word;padding-top:5px}
.rfield input{width:100%;min-height:44px;background:var(--bg);border:1px solid var(--rule-2);
  border-radius:var(--radius);padding:10px 12px;font-family:var(--mono);font-size:13px;
  color:var(--ink);transition:border-color var(--d-2) var(--ease)}
.rfield input:hover{border-color:var(--ink-3)}
.rfield input:focus{border-color:var(--gold);outline:none}
.rfield.is-changed input{border-color:var(--bad);color:var(--bad)}
.rfield .was{display:block;margin-top:6px;font-size:11px;color:var(--ink-3)}
.rfield .was b{color:var(--ink-2);font-weight:400}

.digest{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);padding:14px clamp(14px,1.8vw,22px);
  border-top:var(--border);background:var(--surface-2)}
.digest code{font-size:12px;color:var(--gold);word-break:break-all;flex:1;min-width:220px}
.digest button{min-height:44px;padding:10px 14px;border:1px solid var(--rule-2);
  border-radius:var(--radius);font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink-2);cursor:pointer;background:none;
  transition:border-color var(--d-2),color var(--d-2)}
.digest button:hover{border-color:var(--gold);color:var(--gold)}
.receipt-actions{display:flex;flex-wrap:wrap;gap:var(--s-3);padding:16px clamp(14px,1.8vw,22px);
  border-top:var(--border)}

/* ==========================================================================
   14. LEARNER DEMO
   ========================================================================== */
.learner{border:var(--border);border-radius:var(--radius-lg);background:var(--surface);overflow:hidden}
.learner-bar{display:flex;flex-wrap:wrap;gap:var(--s-3);align-items:center;justify-content:space-between;
  padding:14px clamp(14px,1.8vw,22px);border-bottom:var(--border);background:var(--surface-2)}
.learner-stage{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--rule)}
.stage-cell{background:var(--surface);padding:16px clamp(12px,1.4vw,18px);min-height:104px;
  display:flex;flex-direction:column;gap:8px;position:relative;
  transition:background var(--d-2) var(--ease)}
.stage-cell.is-active{background:var(--surface-2)}
.stage-cell.is-active::after{content:'';position:absolute;left:0;right:0;top:0;height:1px;
  background:var(--violet)}
.stage-cell .k{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--ink-3)}
.stage-cell .v{font-family:var(--mono);font-size:13px;color:var(--ink);line-height:1.45}
.stage-cell .v.ok{color:var(--ok)}
.stage-cell .v.bad{color:var(--bad)}
.stage-cell .v.dim{color:var(--ink-3)}

.beliefs{padding:clamp(16px,2vw,24px);border-top:var(--border)}
.belief-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:6px;
  margin-top:var(--s-4)}
.belief{font-family:var(--mono);font-size:11px;padding:7px 9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:var(--radius);
  border:1px solid var(--rule);color:var(--ink-3);background:var(--bg);
  transition:opacity var(--d-2) var(--ease),border-color var(--d-2),color var(--d-2)}
.belief.is-alive{color:var(--violet-2);border-color:rgba(122,37,255,.4)}
.belief.is-lead{color:var(--gold);border-color:var(--gold);background:rgba(217,168,74,.06)}
.belief.is-dead{opacity:.34;text-decoration:line-through}

.log{max-height:230px;overflow-y:auto;border-top:var(--border);
  font-family:var(--mono);font-size:12px;line-height:1.7}
.log-row{display:grid;grid-template-columns:44px minmax(0,1fr);gap:var(--s-4);
  padding:7px clamp(14px,1.8vw,22px);border-bottom:1px solid rgba(25,25,32,.6);color:var(--ink-2)}
.log-row .n{color:var(--ink-3)}
.log-row.is-repair{color:var(--bad)}
.log-row.is-settled{color:var(--gold)}

/* ==========================================================================
   15. FOUNDER
   ========================================================================== */
.founder{display:grid;grid-template-columns:minmax(0,.42fr) minmax(0,.58fr);
  gap:clamp(28px,4.4vw,72px);align-items:center}
.founder-portrait{border:var(--border-2);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--surface);max-width:400px}
.founder-portrait img{width:100%;filter:grayscale(.28) contrast(1.04)}
.founder-name{margin-top:var(--s-6);display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--s-4)}
.founder-name .n{font-family:var(--display);font-size:clamp(21px,2vw,27px);color:var(--ink)}

/* ==========================================================================
   16. FORM
   ========================================================================== */
.form{display:grid;gap:var(--s-5);max-width:720px}
.field label{display:block;font-family:var(--mono);font-size:10.5px;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);margin-bottom:9px}
.field .opt{color:var(--ink-3);opacity:.7;letter-spacing:.12em}
.field input,.field textarea{width:100%;min-height:50px;background:var(--surface);
  border:1px solid var(--rule-2);border-radius:var(--radius);padding:14px 16px;
  font-family:var(--sans);font-size:16px;color:var(--ink);
  transition:border-color var(--d-2) var(--ease),background var(--d-2) var(--ease)}
.field textarea{min-height:150px;resize:vertical;line-height:1.6}
.field input:hover,.field textarea:hover{border-color:var(--ink-3)}
.field input:focus,.field textarea:focus{border-color:var(--gold);background:var(--surface-2);outline:none}
.field.is-invalid input,.field.is-invalid textarea{border-color:var(--bad)}
.field-error{display:none;margin-top:8px;font-family:var(--mono);font-size:11.5px;color:var(--bad)}
.field.is-invalid .field-error{display:block}
.field-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-5)}
.form-status{font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;color:var(--ink-3);min-height:22px}
.form-status.is-ok{color:var(--ok)}
.form-status.is-bad{color:var(--bad)}

.contact-split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;
  background:var(--rule);border:var(--border);border-radius:var(--radius-lg);overflow:hidden;
  margin-bottom:var(--s-8)}
.contact-split>div{background:var(--surface);padding:clamp(22px,2.6vw,34px);display:grid;gap:var(--s-3)}

/* ==========================================================================
   17. CTA BLOCK + FOOTER
   ========================================================================== */
.cta-block{border-top:var(--border);padding-block:clamp(80px,11vw,160px)}
.cta-block .display{max-width:14ch}

.site-footer{border-top:var(--border);padding-block:var(--s-8) var(--s-6);margin-top:auto}
.footer-row{display:flex;flex-wrap:wrap;gap:var(--s-7);justify-content:space-between;
  align-items:flex-start}
.footer-brand{display:flex;align-items:center;gap:11px;min-height:44px}
.footer-nav{display:flex;flex-wrap:wrap;gap:var(--s-3) var(--s-6)}
.footer-nav a{font-family:var(--mono);font-size:var(--t-label);letter-spacing:.2em;
  text-transform:uppercase;color:var(--ink-3);min-height:44px;display:inline-flex;align-items:center;
  transition:color var(--d-2) var(--ease)}
.footer-nav a:hover{color:var(--gold)}
.footer-base{display:flex;flex-wrap:wrap;gap:var(--s-4) var(--s-6);justify-content:space-between;
  align-items:center;margin-top:var(--s-7);padding-top:var(--s-5);border-top:var(--border);
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
.footer-base a{display:inline-flex;align-items:center;min-height:44px;transition:color var(--d-2)}
.footer-base a:hover{color:var(--gold)}

/* ==========================================================================
   18. PAGE HEAD (interior routes)
   ========================================================================== */
.page-head{padding-top:clamp(140px,18vh,220px);padding-bottom:var(--s-9)}
.page-head .display{margin-block:var(--s-5) var(--s-6)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3)}
.breadcrumb a{display:inline-flex;align-items:center;min-height:44px;transition:color var(--d-2)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{opacity:.5}

.principles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--rule);
  border:var(--border);border-radius:var(--radius-lg);overflow:hidden}
.principle{background:var(--surface);padding:clamp(24px,3vw,40px);display:grid;gap:var(--s-3)}
.principle h3{font-family:var(--display);font-size:clamp(21px,2.1vw,28px);line-height:1.08}

/* ==========================================================================
   19. MOTION — one language, one reveal
   ========================================================================== */
.rise{opacity:0;transform:translate3d(0,18px,0);
  transition:opacity var(--d-4) var(--ease),transform var(--d-4) var(--ease)}
.rise.is-in{opacity:1;transform:none}
.rise[data-delay="1"]{transition-delay:80ms}
.rise[data-delay="2"]{transition-delay:160ms}
.rise[data-delay="3"]{transition-delay:240ms}
.draw{transform:scaleX(0);transform-origin:left;transition:transform var(--d-4) var(--ease-in-out)}
.draw.is-in{transform:scaleX(1)}

/* nothing is hidden before the script that reveals it has loaded */
html:not(.js) .rise{opacity:1;transform:none}
html:not(.js) .draw{transform:none}
@media print{
  .rise{opacity:1!important;transform:none!important}
  .draw{transform:none!important}
  .site-header,.grain,#hero-canvas{display:none!important}
  body{background:#fff;color:#000}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
  .rise{opacity:1;transform:none}
  .draw{transform:none}
}

/* ==========================================================================
   20. RESPONSIVE
   ========================================================================== */
@media (max-width:1100px){
  .hero-grid{grid-template-columns:1fr;gap:clamp(36px,6vw,60px)}
  .hero-copy{max-width:none}
  .hero-object{max-width:380px;order:-1}
  .feature{grid-template-columns:1fr}
  .founder{grid-template-columns:1fr}
  .founder-portrait{max-width:320px}
}
@media (max-width:900px){
  .cards{grid-template-columns:1fr}
  .duo{grid-template-columns:1fr}
  .learner-stage{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .nav-toggle{display:inline-flex}
  .site-nav{position:fixed;inset:0;z-index:var(--z-menu);background:rgba(5,5,6,.97);
    backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    display:flex;align-items:center;justify-content:center;
    opacity:0;visibility:hidden;
    /* visibility must flip instantly on open or focus cannot land in the panel;
       on close it waits for the fade so the panel does not vanish mid-transition */
    transition:opacity var(--d-2) var(--ease),visibility 0s linear var(--d-2)}
  .site-nav.is-open{opacity:1;visibility:visible;
    transition:opacity var(--d-2) var(--ease),visibility 0s linear 0s}
  .nav-list{flex-direction:column;gap:var(--s-5);text-align:center}
  .nav-link{font-size:15px;letter-spacing:.24em;min-height:52px}
  .nav-link::after{left:50%;right:50%;bottom:8px}
  .nav-link:hover::after,.nav-link[aria-current="page"]::after{left:0;right:0}
  .hero{min-height:auto;padding-top:120px}
  /* on a phone the sentence leads; the object follows it */
  .hero-object{order:0;max-width:300px;margin-top:var(--s-7)}
  .hero-meta{position:static;margin-top:var(--s-8);flex-direction:column;gap:6px}
  .field-pair{grid-template-columns:1fr}
  .contact-split{grid-template-columns:1fr}
  .principles{grid-template-columns:1fr}
  .field-block{grid-template-columns:1fr;gap:var(--s-3)}
  .rfield{grid-template-columns:1fr;gap:4px}
  .rfield>.k{padding-top:0}
  .meta-row{grid-template-columns:1fr;gap:4px}
}
@media (max-width:520px){
  .brand-name{font-size:10.5px;letter-spacing:.16em}
  .learner-stage{grid-template-columns:1fr}
  .footer-row{flex-direction:column;gap:var(--s-6)}
}
@media (min-width:1700px){
  :root{--max:1400px}
}