/* =============================================================
   150 — Official Brand System (Brand Guidelines v1)
   Global tokens, type, chrome (nav/footer), shared primitives.
   Palette + type per "150 Brand Guidelines.pdf":
   Warm White F4F2EF · Soft Sage A4AC8A · logo green 90966E ·
   Olive 757C5C · Eucalyptus 5D6B64 · Olive Taupe 4F513A ·
   Deep Forest 2D382A · Green Shade Gradient · GOLD (primary)
   Type: Overused Grotesk (display/UI) + Cormorant Garamond (body/italic)
   ============================================================= */

/* ---------- Brand font (self-hosted variable, OFL) ---------- */
@font-face{
  font-family:'Overused Grotesk';
  src:url('../fonts/OverusedGrotesk-VF.woff2') format('woff2-variations');
  font-weight:300 900;
  font-style:normal;
  font-display:swap;
}

/* ---------- Tokens ---------- */
:root{
  /* official palette (legacy var names kept so downstream CSS keeps working) */
  --mushroom:#757C5C;    /* olive — mid fields (was warm mushroom) */
  --oat:#F4F2EF;         /* Warm White */
  --bark:#2D382A;        /* Deep Forest Green */
  --drab:#5D6B64;        /* Eucalyptus Grey */
  --sand:#A4AC8A;        /* Soft Sage — light accent on dark */
  --tan:#90966E;         /* logo green — accent on light */
  --olive:#4F513A;       /* Olive Taupe */
  --ember:#8A6D2F;       /* deep antique gold — data accents on light (gold is primary) */

  /* gold energy (glow/flow layer) */
  --gold:#D9BC7A;
  --gold-bright:#EFD9A7;

  /* derived */
  --oat-deep:#EBEAE2;
  --bark-soft:#364237;
  --bark-deep:#1C231B;
  --line-warm:rgba(45,56,42,.16);

  /* type */
  --serif:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --sans:'Overused Grotesk',Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --mono:'Overused Grotesk',Inter,sans-serif;   /* brand has no mono — labels are grotesk caps */

  /* fluid type scale */
  --fs-eyebrow:clamp(10px,.78vw,12px);
  --fs-body:clamp(15px,1.05vw,17px);
  --fs-body-lg:clamp(17px,1.3vw,20px);
  --fs-h3:clamp(20px,1.6vw,26px);
  --fs-statement:clamp(34px,4.6vw,66px);
  --fs-statement-sm:clamp(28px,3.4vw,46px);
  --fs-display:clamp(64px,12vw,180px);

  /* rhythm */
  --pad-x:clamp(22px,5vw,96px);
  --sec-y:clamp(72px,11vh,164px);
  --maxw:1480px;

  /* motion */
  --ease-settle:cubic-bezier(.22,.61,.36,1);
  --ease-soft:cubic-bezier(.4,0,.2,1);

  /* context defaults (light / warm white) */
  --bg:var(--oat);
  --fg:#2A3128;
  --muted:#6E7561;
  --rule:var(--line-warm);
  --accent:var(--tan);
  --panel:rgba(255,255,255,.5);
  --panel-line:rgba(45,56,42,.12);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--sans);
  font-size:var(--fs-body);
  line-height:1.62;
  color:var(--fg);
  background:var(--bark);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:var(--tan);color:var(--oat)}

/* ---------- Type primitives ---------- */
.eyebrow{
  font-family:var(--mono);
  font-size:var(--fs-eyebrow);
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:500;
  display:inline-block;
}
/* the brand statement: bold grotesk with Cormorant-italic accent words
   ("Human *Evolution* Has Always Moved Forward") */
.statement{
  font-family:var(--sans);
  font-weight:620;
  font-size:var(--fs-statement);
  line-height:1.04;
  letter-spacing:-.015em;
  color:var(--display,var(--fg));   /* deck: olive display type on light pages */
}
.statement em{font-family:var(--serif);font-style:italic;font-weight:500;color:var(--accent);font-size:1.04em;letter-spacing:0}
.statement--sm{font-size:var(--fs-statement-sm)}
/* ledes speak in the grotesk — the serif lede clashed with the grotesk
   headline right above it (user note); Cormorant stays for body + accents */
.lede{
  font-family:var(--sans);
  font-size:var(--fs-body-lg);
  line-height:1.6;
  letter-spacing:.005em;
  color:var(--muted);
  max-width:46ch;
  font-weight:420;
}
/* body copy in the grotesk too (user: serif body clashed everywhere) —
   Cormorant remains only for statement-em accents / tagline / props */
.body{font-family:var(--sans);font-size:var(--fs-body);line-height:1.62;letter-spacing:.005em;font-weight:420;color:var(--muted);max-width:54ch}
.mono{font-family:var(--mono);letter-spacing:.06em}
.mono-label{
  font-family:var(--mono);
  font-size:var(--fs-eyebrow);
  letter-spacing:.2em;
  text-transform:uppercase;
  font-weight:500;
  color:var(--muted);
}
/* instrument numerals — thin grotesk, like the logo's "15" */
.num{font-family:var(--sans);font-weight:320;letter-spacing:-.01em;line-height:1}

/* ---------- Section contexts ---------- */
.sec{
  position:relative;
  padding:var(--sec-y) var(--pad-x);
  background:var(--bg);
  color:var(--fg);
  overflow:clip;
}
.sec__inner{max-width:var(--maxw);margin:0 auto;position:relative;z-index:2}
.sec--oat{--bg:var(--oat);--fg:#2A3128;--muted:#6E7561;--rule:var(--line-warm);--accent:var(--tan);--display:#757C5C;
  --panel:rgba(255,255,255,.55);--panel-line:rgba(45,56,42,.12)}
.sec--oat-deep{--bg:var(--oat-deep);--fg:#2A3128;--muted:#6E7561;--rule:var(--line-warm);--accent:var(--tan);--display:#757C5C;
  --panel:rgba(255,255,255,.6);--panel-line:rgba(45,56,42,.12)}
.sec--mushroom{--bg:var(--mushroom);--fg:#F4F2EF;--muted:#DDDFD0;--rule:rgba(244,242,239,.24);--accent:#E9E9DD;
  --panel:rgba(244,242,239,.08);--panel-line:rgba(244,242,239,.2)}
.sec--bark{--bg:var(--bark);--fg:#F0EFE8;--muted:#B7BDA8;--rule:rgba(164,172,138,.18);--accent:var(--sand);
  --panel:rgba(164,172,138,.06);--panel-line:rgba(164,172,138,.16)}
.sec--bark-deep{--bg:var(--bark-deep);--fg:#F0EFE8;--muted:#B7BDA8;--rule:rgba(164,172,138,.18);--accent:var(--sand);
  --panel:rgba(164,172,138,.06);--panel-line:rgba(164,172,138,.16)}
.sec--ember{--accent:var(--ember)}

/* the signature Green Shade Gradient — a soft light sweep from the upper left
   over deep olive (brand primary surface) */
.sec--bark, .sec--bark-deep{
  background-image:
    linear-gradient(118deg, rgba(190,197,168,.22) 0%, rgba(120,128,98,.10) 26%, rgba(0,0,0,0) 52%),
    radial-gradient(120% 90% at 82% 108%, rgba(10,14,8,.5), transparent 60%);
}
.sec--mushroom{
  background-image:
    linear-gradient(118deg, rgba(244,242,239,.16) 0%, rgba(244,242,239,.05) 30%, rgba(0,0,0,0) 55%),
    radial-gradient(110% 90% at 85% 110%, rgba(28,35,27,.32), transparent 62%);
}

/* ---------- Registration marks & hairlines ---------- */
.reg{position:absolute;width:13px;height:13px;opacity:.5;pointer-events:none;z-index:3}
.reg::before,.reg::after{content:"";position:absolute;background:currentColor}
.reg::before{left:50%;top:0;width:1px;height:100%;transform:translateX(-.5px)}
.reg::after{top:50%;left:0;height:1px;width:100%;transform:translateY(-.5px)}
.reg--tl{top:calc(var(--pad-x) * .5);left:calc(var(--pad-x) * .5)}
.reg--tr{top:calc(var(--pad-x) * .5);right:calc(var(--pad-x) * .5)}
.reg--bl{bottom:calc(var(--pad-x) * .5);left:calc(var(--pad-x) * .5)}
.reg--br{bottom:calc(var(--pad-x) * .5);right:calc(var(--pad-x) * .5)}
.hr{height:1px;background:var(--rule);border:0;width:100%}
.frame-cap{
  position:absolute;left:var(--pad-x);bottom:calc(var(--pad-x) * .55);
  font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);opacity:.7;z-index:3;
}

/* Circular Systems — the brand's concentric-ring field (replaces the old
   measurement grid; pure CSS, breathes very slowly) */
.grid-bg{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:repeating-radial-gradient(circle at 32% 18%,
    transparent 0 25px, var(--rule) 25px 26px);
  opacity:.42;
  -webkit-mask-image:radial-gradient(130% 110% at 35% 25%,#000 30%,transparent 82%);
          mask-image:radial-gradient(130% 110% at 35% 25%,#000 30%,transparent 82%);
  animation:rings-breathe 12s var(--ease-soft) infinite;
  transform-origin:32% 18%;
}
@keyframes rings-breathe{0%,100%{opacity:.3;transform:scale(1)}50%{opacity:.5;transform:scale(1.02)}}
@media (prefers-reduced-motion:reduce){.grid-bg{animation:none}}

/* ---------- Brand patterns (patterns.js) ---------- */
[data-pattern]{pointer-events:none}
[data-pattern] svg{width:100%;height:100%;display:block}
/* circular systems ripple: one ring expanding outward, fading */
.pat-ripple{animation:pat-ripple 7s linear infinite;opacity:0}
@keyframes pat-ripple{0%{r:20px;opacity:.55}80%{opacity:.12}100%{r:var(--ripple-max,600px);opacity:0}}
/* cellular continuity: the disc breathes */
/* breathe via OPACITY only — scaling an SVG group of hundreds of dots
   re-rasterizes every frame and tanks performance; opacity composites cheaply */
.pat--cells .pat-cells-g{animation:pat-breathe 9s var(--ease-soft) infinite}
@keyframes pat-breathe{0%,100%{opacity:.82}50%{opacity:1}}
/* human connection: the dot-wave drifts (two copies = seamless) */
.pat-wave-g{animation:pat-drift 26s linear infinite}
@keyframes pat-drift{from{transform:translateX(0)}to{transform:translateX(calc(-1 * var(--wave-w,1400px)))}}
@media (prefers-reduced-motion:reduce){.pat-ripple,.pat--cells .pat-cells-g,.pat-wave-g{animation:none}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.7em;
  font-family:var(--sans);font-size:.95rem;font-weight:500;letter-spacing:.01em;
  padding:.92em 1.5em;border-radius:999px;
  transition:transform .4s var(--ease-settle),background .3s,color .3s,box-shadow .3s;
  white-space:nowrap;
}
.btn .arr{transition:transform .4s var(--ease-settle)}
.btn:hover .arr{transform:translateX(4px)}
.btn--primary{background:var(--oat);color:#2A3128;box-shadow:0 1px 0 rgba(255,255,255,.3) inset}
.sec--oat .btn--primary{background:var(--bark);color:var(--oat)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px -14px rgba(0,0,0,.5)}
.btn--ghost{border:1px solid var(--rule);color:var(--fg)}
.btn--ghost:hover{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent)}
.btn--sand{background:var(--sand);color:#2A3128}
.btn--sand:hover{transform:translateY(-2px);box-shadow:0 14px 30px -14px rgba(0,0,0,.5)}
.link-ghost{
  display:inline-flex;align-items:center;gap:.6em;color:var(--fg);
  font-weight:500;border-bottom:1px solid var(--rule);padding-bottom:.25em;
  transition:gap .3s var(--ease-settle),border-color .3s;
}
.link-ghost:hover{gap:1em;border-color:var(--accent)}

/* ---------- 150 logo mark ---------- */
.logo{display:inline-flex;align-items:center;color:currentColor;line-height:1}
.logo__wm{height:2.1rem;width:auto;display:block}
.logo-wm{height:1.6em;width:auto;display:inline-block;vertical-align:middle}
/* the brand orb glows + flows wherever it appears — its dots breathe a soft
   amber halo in sequence (clockwise S>E>N>W), so the logo mark itself carries
   the living-instrument motion language */
.orb-sm path:nth-of-type(2),.orb-sm path:nth-of-type(3),.orb-sm path:nth-of-type(4),.orb-sm circle{transform-box:fill-box;transform-origin:center;animation:orb-dot-glow 3.6s var(--ease-soft) infinite}
.orb-sm path:nth-of-type(3){animation-delay:.45s}
.orb-sm path:nth-of-type(4){animation-delay:.9s}
.orb-sm circle{animation-delay:1.35s}
@keyframes orb-dot-glow{
  0%,72%,100%{filter:drop-shadow(0 0 0 transparent)}
  36%{filter:drop-shadow(0 0 3px color-mix(in srgb,var(--accent) 80%,transparent))}
}
@media (prefers-reduced-motion:reduce){.orb-sm path,.orb-sm circle{animation:none}}
.footer__brand .logo__wm{height:2.7rem}

/* ---------- NAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:80;
  display:flex;align-items:center;justify-content:space-between;
  padding:clamp(16px,2vw,26px) var(--pad-x);
  color:var(--oat);
  transition:background .5s var(--ease-soft),color .5s,border-color .5s;
  border-bottom:1px solid transparent;
}
.nav--solid{
  background:color-mix(in srgb,var(--bark) 86%,transparent);
  backdrop-filter:blur(14px) saturate(1.1);
  -webkit-backdrop-filter:blur(14px) saturate(1.1);
  border-bottom:1px solid rgba(205,187,163,.14);
  /* padding shrink removed — the bar resizing on scroll read as the logo growing */
}
.nav--light{color:#2A3128}
.nav--light.nav--solid{background:color-mix(in srgb,var(--oat) 88%,transparent);border-bottom-color:rgba(36,30,21,.1)}
.nav__links{display:flex;align-items:center;gap:clamp(20px,2.4vw,42px)}
.nav__link{
  position:relative;font-size:.92rem;font-weight:450;letter-spacing:.01em;opacity:.82;
  transition:opacity .3s;padding:.2em 0;
}
.nav__link:hover{opacity:1}
.nav__link--active{opacity:1}
.nav__link--active::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;opacity:.6;
}
.nav__right{display:flex;align-items:center;gap:clamp(16px,1.8vw,28px)}
.nav__tele{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;opacity:.6}
.nav__apply{
  border:1px solid currentColor;border-radius:999px;padding:.6em 1.25em;font-size:.86rem;
  font-weight:500;opacity:.92;transition:background .3s,color .3s,opacity .3s;
}
.nav__apply:hover{opacity:1;background:currentColor}
.nav__apply:hover span{color:var(--bark)}
.nav--light .nav__apply:hover span{color:var(--oat)}
.nav__burger{display:none;width:30px;height:30px;position:relative}
.nav__burger span{position:absolute;left:4px;right:4px;height:1.5px;background:currentColor;transition:.3s}
.nav__burger span:nth-child(1){top:10px}
.nav__burger span:nth-child(2){bottom:10px}

@media (max-width:860px){
  .nav__links{display:none}
  .nav__tele{display:none}
  .nav__burger{display:block}
  .nav__links--open{
    display:flex;flex-direction:column;align-items:flex-start;gap:18px;
    position:fixed;inset:0;padding:120px var(--pad-x);
    background:var(--bark);color:var(--oat);z-index:79;
  }
  .nav__links--open .nav__link{font-size:1.5rem;font-family:var(--sans)}
}

/* ---------- FOOTER ---------- */
.footer{background:var(--bark-deep);color:#C9CDBB;padding:clamp(56px,8vh,104px) var(--pad-x) 40px;position:relative;overflow:clip}
.footer__top{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr auto;gap:clamp(28px,4vw,64px);align-items:start}
.footer__brand .logo svg{height:2.4rem}
.footer__tag{font-family:var(--serif);font-size:1.2rem;color:var(--sand);margin-top:18px;max-width:18ch;line-height:1.3}
.footer__col h4{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--tan);margin-bottom:16px;font-weight:500}
.footer__col a,.footer__col p{display:block;color:#B7AE9C;font-size:.95rem;line-height:1.9;transition:color .3s}
.footer__col a:hover{color:var(--oat)}
.footer__to-top{width:44px;height:44px;border:1px solid var(--rule);border-radius:999px;display:grid;place-items:center;color:#B7AE9C;transition:.3s}
.footer__to-top:hover{border-color:var(--sand);color:var(--oat);transform:translateY(-3px)}
.footer__rule{max-width:var(--maxw);margin:clamp(40px,6vh,72px) auto 0;height:1px;background:rgba(205,187,163,.16)}
.footer__bottom{max-width:var(--maxw);margin:18px auto 0;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer__tele{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:#9AA18C;display:flex;align-items:center;gap:14px}
.footer__tele .dot{width:5px;height:5px;border-radius:50%;background:var(--olive);box-shadow:0 0 0 0 rgba(79,86,64,.6);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(154,126,99,.5)}70%{box-shadow:0 0 0 8px rgba(154,126,99,0)}100%{box-shadow:0 0 0 0 rgba(154,126,99,0)}}
.footer__legal{font-size:.82rem;color:#7A7261}
@media (max-width:860px){.footer__top{grid-template-columns:1fr 1fr}.footer__brand{grid-column:1/-1}.footer__to-top{display:none}}
/* keep the telemetry strip inside narrow phones (was clipping at 360px) */
@media (max-width:480px){.footer__tele{flex-wrap:wrap;gap:6px 11px;letter-spacing:.1em;font-size:9px}}

/* ---------- Reveal-on-scroll base ----------
   Hidden ONLY under html.js (set by an inline head script), so content is
   never invisible while the JS is still downloading on a slow connection —
   the page paints readable immediately, then the reveal engine takes over. */
html.js [data-rise]{opacity:0;transform:translateY(26px)}
html.js [data-draw]{stroke-dasharray:var(--len,1);stroke-dashoffset:var(--len,1)}
html.js .is-ready [data-rise]{opacity:0}
@media (prefers-reduced-motion:reduce){
  [data-rise]{opacity:1!important;transform:none!important}
  [data-draw]{stroke-dashoffset:0!important}
}
/* guaranteed-visible fallback (fires on a timer if the GSAP rAF ticker stalls) */
html.force-reveal [data-rise],html.force-reveal [data-rise-child]{opacity:1!important;transform:none!important;transition:opacity .7s var(--ease-settle),transform .7s var(--ease-settle)}
html.force-reveal [data-draw]{stroke-dashoffset:0!important;transition:stroke-dashoffset 1.1s ease}

/* ---------- Shared panels / cards ---------- */
.panel{background:var(--panel);border:1px solid var(--panel-line);border-radius:14px;backdrop-filter:blur(6px)}
.tag-row{display:flex;flex-wrap:wrap;gap:clamp(18px,3vw,44px)}
.tag{display:inline-flex;align-items:center;gap:.6em;color:var(--muted);font-size:.92rem}
.tag .ico{width:30px;height:30px;border:1px solid var(--rule);border-radius:50%;display:grid;place-items:center;color:var(--accent)}

/* ---------- Instrument shared styling ---------- */
.inst{width:100%;height:auto;overflow:visible}
.inst-num{font-family:var(--sans);font-weight:350;letter-spacing:-.03em}
.inst-axis{font-family:var(--mono);font-size:10px;letter-spacing:.06em;opacity:.55}
.inst-micro{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;opacity:.7}
.gauge-cap{font-family:var(--mono);font-size:10px;letter-spacing:.08em;line-height:1.45;color:var(--muted);
  border:1px solid var(--rule);border-radius:4px;padding:6px 8px;display:flex;flex-direction:column}
.gauge-cap span:first-child{color:var(--fg);font-weight:500}
.conv-lab{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);line-height:1.15}
.conv-ico{width:18px;height:18px;flex:none;color:var(--accent);opacity:.85}
.conv-ico svg{width:100%;height:100%}
.conv-txt{display:flex;flex-direction:column;min-width:0}
.conv-txt b{color:var(--fg);font-weight:500}
.conv-txt i{font-style:normal;font-size:9px;letter-spacing:.04em;text-transform:none;opacity:.6;margin-top:2px}.hub-glow{filter:drop-shadow(0 0 8px var(--sand))}
.pill{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;padding:.35em .7em;border-radius:999px;border:1px solid var(--rule);color:var(--muted)}
.pill--ok{color:var(--olive);border-color:color-mix(in srgb,var(--olive) 40%,transparent)}
.sec--bark .pill--ok,.sec--bark-deep .pill--ok{color:#A9B58C;border-color:rgba(169,181,140,.4)}
.bar{height:3px;background:var(--rule);border-radius:2px;margin:.6em 0;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:2px}
.ic{width:100%;height:100%}
.orb-sm{width:1em;height:1em;display:inline-block;vertical-align:middle}

/* utility */
.center{text-align:center}
.stack>*+*{margin-top:var(--gap,22px)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
@media (max-width:860px){.grid-2{grid-template-columns:1fr}}
.glow-dot{width:9px;height:9px;border-radius:50%;background:var(--sand);box-shadow:0 0 14px 2px color-mix(in srgb,var(--sand) 70%,transparent)}

/* ============================================================
   GLOW + FLOW — living telemetry motion. Continuous, CSS-driven
   (independent of the GSAP scroll ticker) so it keeps glowing and
   flowing on every device. Scroll reveals stay in GSAP.
   ============================================================ */
/* Breathing is driven by OPACITY (compositor-only, no per-frame repaint) while
   the glow itself is a STATIC box-shadow/filter on each element — same look,
   a fraction of the paint cost. Animating box-shadow/drop-shadow re-rasterises
   the blur every frame, which janked instrument-dense sections on scroll. */
@keyframes dot-pulse{ 0%,100%{ opacity:.62 } 50%{ opacity:1 } }
@keyframes hub-breathe{ 0%,100%{ opacity:.7 } 50%{ opacity:1 } }
/* arc glow breathes SAND, not ember — the ember default read as an
   orange/red arc on dark sections (screen review) */
@keyframes arc-glow{
  0%,100%{ filter:drop-shadow(0 0 2px var(--arc-glow,var(--sand))) }
  50%{ filter:drop-shadow(0 0 8px var(--arc-glow,var(--sand))) }
}
@keyframes flow-travel{
  from{ stroke-dashoffset:var(--flow-c,12) }
  to{ stroke-dashoffset:calc(-1 * var(--flow-len,600)) }
}
@keyframes grad-flow{ 0%{ background-position:160% 0 } 100%{ background-position:-160% 0 } }
@keyframes soft-glow{ 0%,100%{ opacity:.45 } 50%{ opacity:1 } }

/* breathing glow on luminous dots / nodes / hubs */
.glow-dot{ --glow:color-mix(in srgb,var(--sand) 75%,transparent); animation:dot-pulse 2.8s ease-in-out infinite }
.mhero__node-glow{ --glow:color-mix(in srgb,var(--sand) 70%,transparent); animation:dot-pulse 2.6s ease-in-out infinite }
.hub-glow{ animation:hub-breathe 2.6s ease-in-out infinite }
/* breathing glow on SVG telemetry dots (flow.js tags these). Uses a warm
   light glow (never currentColor) so it reads as glow on dark sections and
   stays invisible — not a dark shadow — on light sections. */
/* brighter "glowing point" pulse — a tight cream-hot core + warm sand halo,
   so telemetry dots read as luminous points like the mockups (not flat dots) */
/* the RESTING glow (0%/100%) is kept bright so dots read as luminous even when
   the animation is paused — e.g. in a backgrounded/preview tab (document.hidden) */
/* opacity breath over a static 3-layer glow (see note above) — was 3 animated
   drop-shadows per dot, the main cause of scroll jank in dot-dense sections */
@keyframes dot-glow-pulse{ 0%,100%{ opacity:.72 } 50%{ opacity:1 } }
/* two-layer glow only — a third wide layer overflowed the filter region /
   svg viewport and rendered with visible SQUARE box edges (screen review) */
.sig-glow{ filter:drop-shadow(0 0 3px #FBF3DC) drop-shadow(0 0 11px var(--gold)); animation:dot-glow-pulse 2.4s ease-in-out infinite; transform-box:fill-box; transform-origin:center }
/* let glows spill past the svg viewport instead of clipping to a square */
svg.inst,.logo-wm,.endcta__orb,.mhero__orbit,.whofor__arc,.orb-sm,.pdial svg{overflow:visible}
/* on light reading-field sections, suppress the dot glow entirely (glow only reads on dark) */
.sec--oat .sig-glow,.sec--oat-deep .sig-glow{ animation:none; filter:none }

/* a bright light-pulse riding along a signal path (created by flow.js) — a
   cream-hot head with a warm sand halo so the travelling light reads clearly */
.flow-pulse{ fill:none; pointer-events:none; stroke-linecap:round;
  filter:drop-shadow(0 0 3px #FFF6E2) drop-shadow(0 0 12px var(--flow-glow,var(--sand))) drop-shadow(0 0 24px rgba(231,206,143,.6));
  animation:flow-travel var(--flow-dur,3s) linear infinite var(--flow-delay,0s) }
/* on LIGHT reading-field sections a light comet is invisible — ride a warm
   ember pulse instead so the "flow" reads on oat backgrounds too */
.sec--oat .flow-pulse,.sec--oat-deep .flow-pulse{ stroke:#A9852F!important; stroke-width:4!important;
  filter:drop-shadow(0 0 4px rgba(201,112,46,.95)) drop-shadow(0 0 11px rgba(181,98,60,.7)) drop-shadow(0 0 20px rgba(181,98,60,.4))!important }
/* breathing glow on an instrument's accent arc / needle (flow.js tags these) */
.inst-arc-glow{ animation:arc-glow 3s ease-in-out infinite }

/* flowing energy band on a 1px gradient signal line (flow.js adds .flow-grad) */
.flow-grad{ background-size:220% 100%!important; animation:grad-flow var(--flow-dur,3.6s) linear infinite }

/* gentle glow pulse on the italic accent words in headlines — the text itself
   breathes warm light (reads as glow on dark sections, subtle on light) */
@keyframes accent-glow{ 0%,100%{ text-shadow:0 0 0 transparent } 50%{ text-shadow:0 0 14px color-mix(in srgb,currentColor 55%,transparent) } }
.statement em,.hero__h1 em,.mhero__h1 em{ animation:accent-glow 4.5s ease-in-out infinite }

/* beating "core of light" at the complete-picture silhouette's chest — the
   data-body's heart breathes (the showpiece's central glow) */
@keyframes core-pulse{ 0%,100%{ opacity:.35; transform:translate(-50%,-50%) scale(.8) } 50%{ opacity:.95; transform:translate(-50%,-50%) scale(1.15) } }
.complete__silhouette{ position:relative }
.complete__silhouette::after{ content:""; position:absolute; left:50%; top:37%; width:46%; aspect-ratio:1;
  transform:translate(-50%,-50%); border-radius:50%; pointer-events:none; mix-blend-mode:screen;
  background:radial-gradient(circle,rgba(255,186,104,.7),rgba(255,170,90,.25) 40%,transparent 68%);
  animation:core-pulse 3s ease-in-out infinite }

/* The glow + flow is intentionally kept ON under reduced-motion — it is the
   brand's core "living instrument" identity (explicit client requirement) and
   many phones ship with Reduce Motion enabled, which would otherwise hide it. */

/* ---- AMBIENT LIFE — imagery breathes (Ken Burns) and textures drift ----
   Slow, sub-perceptual motion so the photographic layers feel alive like
   the mockups' "living instrument" mood, never distracting. */
@keyframes kenburns{0%{transform:scale(1)}100%{transform:scale(1.07) translate(-0.8%,0.6%)}}
.hero__media{overflow:hidden}
.hero__portrait,.reveal__photo{animation:kenburns 36s ease-in-out infinite alternate;transform-origin:60% 35%;will-change:transform}
@keyframes tex-drift{0%{transform:scale(1.03)}100%{transform:scale(1.1) translateX(-1.6%)}}
.why::before,.howapply::before{animation:tex-drift 48s ease-in-out infinite alternate}

/* ---- ambient drift: the photographic environments breathe ----
   An almost imperceptible slow zoom on the big environmental photos so no
   photographic section is ever fully still (part of the living-instrument
   brand motion; intentionally runs regardless of reduced-motion). */
@keyframes amb-drift{from{transform:scale(1)}to{transform:scale(1.045)}}
.hero__portrait,.shero__photo,.whofor__photo,.reveal__photo,.team__portrait{
  animation:amb-drift 38s ease-in-out infinite alternate}

/* =============================================================
   VIBES (Motion layer) — scroll-progress thread + hover-lift glow
   ============================================================= */
.vibe-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:200;transform-origin:0 50%;transform:scaleX(0);
  background:linear-gradient(90deg,var(--tan),var(--sand),#EFD9A7);
  box-shadow:0 0 8px rgba(239,217,167,.8),0 0 16px rgba(205,187,163,.5);pointer-events:none}
/* cards lifted by Motion get a soft warm shadow + ring while raised */
/* card hover-lift removed (user: no hover effect on the cards) */

/* ---- heartbeat pulse (Cellular Continuity, hero) ----
   two rings expand through the dot mask in a lub-dub rhythm */
.pat-heart{opacity:0;transform-box:fill-box;transform-origin:center;will-change:transform,opacity}
.pat-heart--a{animation:heart-beat 2.4s cubic-bezier(.3,.6,.4,1) infinite}
.pat-heart--b{animation:heart-beat 2.4s cubic-bezier(.3,.6,.4,1) .3s infinite}
@keyframes heart-beat{
  0%{transform:scale(.12);opacity:0}
  6%{opacity:.95}
  46%{transform:scale(1);opacity:0}
  100%{transform:scale(1);opacity:0}
}
@media (prefers-reduced-motion:reduce){.pat-heart{animation:none}}

/* nav active: gold underline + dot (reference) */
.nav__link--active{position:relative}
.nav__link--active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-9px;
  width:26px;height:2px;background:linear-gradient(90deg,#D9BC7A,#EFD9A7);border-radius:2px;
  box-shadow:0 0 8px rgba(217,188,122,.6)}
.nav__link--active::before{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-14px;
  width:4px;height:4px;border-radius:50%;background:#EFD9A7;box-shadow:0 0 6px rgba(239,217,167,.8)}

/* frame caption gold dot (reference) */
.frame-cap::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;
  background:#D9BC7A;margin-right:9px;vertical-align:1px;box-shadow:0 0 8px rgba(217,188,122,.7)}

/* ====== shared: sections that moved home → science (doc 2026-07-15) ====== */
/* ---------------- WHY 150 ---------------- */
.why{text-align:center}
.why .statement{font-size:clamp(30px,3.9vw,56px)}   /* contained like the mockup, sits inside the curve */
.why .eyebrow{color:var(--ember)}                    /* antique gold accent */
/* the diverge curve sits BEHIND the text and its valley dips BELOW the copy
   (user note): z-index under .why__inner, nudged down so the U clears the text */
.why__curves{position:absolute;left:0;right:0;top:54%;transform:translateY(-50%);z-index:1;opacity:.9;pointer-events:none}
.why__inner{display:grid;grid-template-columns:1fr minmax(auto,720px) 1fr;align-items:center;gap:clamp(10px,3vw,40px);position:relative;z-index:2}
/* blurred warm organic texture across the top, fading into oat (the m02 backdrop) */
.why{position:relative;overflow:hidden}
.why__rings{position:absolute;left:0;top:0;bottom:0;width:46%;z-index:0;color:#90966E;opacity:.5;
  -webkit-mask:linear-gradient(90deg,#000 30%,transparent 92%);mask:linear-gradient(90deg,#000 30%,transparent 92%)}
/* mirrored ring set on the RIGHT edge (screen review: circles on both sides) */
.why__rings--r{left:auto;right:0;
  -webkit-mask:linear-gradient(270deg,#000 30%,transparent 92%);mask:linear-gradient(270deg,#000 30%,transparent 92%)}
.why::before{content:"";position:absolute;top:0;left:0;right:0;height:54%;z-index:0;pointer-events:none;opacity:.95;
  background:
    radial-gradient(36% 58% at 20% 6%, rgba(117,124,92,.5), transparent 60%),
    radial-gradient(32% 54% at 48% -8%, rgba(93,107,100,.45), transparent 62%),
    radial-gradient(40% 62% at 80% 4%, rgba(164,172,138,.5), transparent 60%),
    radial-gradient(125% 100% at 50% -24%, #b9c0a2 0%, #d3d6c4 34%, #e8e8de 56%, transparent 76%);
  filter:blur(7px);
  -webkit-mask:linear-gradient(#000 0%,#000 26%,transparent 94%);mask:linear-gradient(#000 0%,#000 26%,transparent 94%)}
.why__core{grid-column:2}
.why__core .statement{margin:.4em 0 .7em}
.why__body{margin:0 auto;text-align:center}
.why__sidecol{display:flex;flex-direction:column;align-items:center;gap:.5em}
.why__sidecol--l{align-items:flex-start;text-align:left}
.why__sidecol--r{align-items:flex-end;text-align:right}
.why__divider{width:18px;height:1px;background:var(--rule)}
.why__val{font-size:clamp(28px,3vw,40px);color:var(--fg)}
.why__scroll{display:inline-flex;flex-direction:column;align-items:center;gap:10px;margin-top:2.6em}
.why__dots{display:flex;flex-direction:column;gap:4px}
.why__dots i{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.5;animation:scrolldot 1.6s infinite}
.why__dots i:nth-child(2){animation-delay:.2s}.why__dots i:nth-child(3){animation-delay:.4s}
@keyframes scrolldot{0%,100%{opacity:.2}50%{opacity:.8}}
@media (max-width:860px){
  .why{display:flex;flex-direction:column}
  .why__inner{grid-template-columns:1fr;order:1}.why__core{grid-column:1;order:-1}
  .why__sidecol{flex-direction:row;justify-content:center;gap:1em}
  /* show the diverging onset curves as a static block below the copy */
  .why__curves{position:static;transform:none;display:block;order:2;width:100%;height:auto;margin:1.6em 0 0;opacity:.95}
}

/* ============================================================
   SCISIG — home "best science" section (user mockup, GREEN palette:
   Deep Forest #2D382A · Soft Sage #A4AC8A · Warm White #F4F2EF)
   ============================================================ */
.scisig{position:relative;overflow:hidden;--bg:#10160F;--fg:#F4F2EF;
  background:
    radial-gradient(60% 80% at 12% 0%, rgba(164,172,138,.10), transparent 60%),
    linear-gradient(122deg,#1A2216 0%,#121812 46%,#0C110C 100%)}
.scisig__dna{position:absolute;inset:0;width:100%;height:100%;z-index:1;opacity:.55;pointer-events:none}
.scisig__inner{position:relative;z-index:2}
.scisig .statement{color:#F4F2EF}
.scisig__lede{margin:1.2em 0 1.6em;color:#C9CDBB;max-width:46ch}
.scisig__btn{border-color:rgba(233,236,216,.35);color:#EDEFE3}
.scisig__row{display:grid;grid-template-columns:1fr 64px 1fr;align-items:center;gap:clamp(14px,2vw,26px);margin-top:3.2em}
.scisig__check{width:44px;height:44px;justify-self:center;color:#A4AC8A;
  filter:drop-shadow(0 0 8px rgba(164,172,138,.5))}
.scisig__check svg{width:100%;height:100%}
.scisig__cap{display:block;text-align:center;margin-top:2.4em;color:#9AA18B}

.scard{position:relative;border:1px solid rgba(164,172,138,.22);border-radius:14px;
  background:linear-gradient(160deg,rgba(45,56,42,.5),rgba(20,27,19,.7));
  backdrop-filter:blur(8px);padding:clamp(18px,1.8vw,26px);color:#E7E9DC}
.scard__head{display:flex;align-items:center;gap:.6em;margin-bottom:1.1em}
.scard__head .mono-label{color:#C9CDBB;flex:1}
.scard__ico{width:20px;height:20px;flex:none;color:#A4AC8A}
.scard__ico svg{width:100%;height:100%}
.spill{display:inline-flex;align-items:center;gap:.45em;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;
  color:#C9CDBB;border:1px solid rgba(164,172,138,.3);border-radius:999px;padding:.3em .8em}
.spill i{width:6px;height:6px;border-radius:50%;background:#A4AC8A;box-shadow:0 0 6px rgba(164,172,138,.9)}
.scard__flex{display:flex;gap:clamp(14px,1.6vw,24px);align-items:center}
.scard__col{min-width:0}
.scard__motif{width:86px;height:86px;flex:none;color:#A4AC8A;opacity:.95}
.scard__big{display:flex;align-items:baseline;gap:.25em;margin:.15em 0 .3em}
.scard__big b{font-size:clamp(30px,2.6vw,40px);line-height:1;color:#F4F2EF}
.scard__big span{color:#9AA18B;font-size:.9rem}
.scard__bar{display:block;height:3px;border-radius:2px;background:rgba(164,172,138,.18);margin:.4em 0 .5em;overflow:hidden;max-width:180px}
.scard__bar i{display:block;height:100%;border-radius:2px;background:linear-gradient(90deg,#A4AC8A,#DDE3C8)}
.scard__dim{color:#9AA18B}
.scard__ok{color:#A4AC8A}
.scard__trend{flex:1;min-width:0;filter:drop-shadow(0 0 6px rgba(221,227,200,.4))}

@media (max-width:900px){
  .scisig__row{grid-template-columns:1fr;gap:18px}
  .scisig__check{transform:rotate(90deg)}
}

/* ---- scisig v2: 3 cards + converging particle threads ---- */
.scisig__viz{position:relative;display:grid;grid-template-columns:1fr 56px .95fr;
  gap:clamp(14px,1.8vw,26px);align-items:center;margin-top:3.2em}
.scisig__viz > .scard--genome{grid-column:1;grid-row:1}
.scisig__viz > .scard--blood{grid-column:1;grid-row:2}
.scisig__viz > .scisig__check{grid-column:2;grid-row:1/3;align-self:center;justify-self:center}
.scisig__viz > .scard--protocol{grid-column:3;grid-row:1/3;align-self:center}
.scisig__threads{position:absolute;inset:-24px;width:calc(100% + 48px);height:calc(100% + 48px);
  z-index:0;pointer-events:none}
.scisig__viz .scard{z-index:1}
.scisig__check{position:relative;z-index:1;width:44px;height:44px;color:#A4AC8A;
  filter:drop-shadow(0 0 8px rgba(164,172,138,.55));animation:soft-glow 3.6s ease-in-out infinite}
.scard__tags{margin-top:.9em}
.scard__tags > div{display:flex;flex-wrap:wrap;gap:6px;margin-top:.45em}
.stag{font-size:.72rem;color:#DDE3C8;border:1px solid rgba(164,172,138,.32);border-radius:999px;padding:.32em .75em;white-space:nowrap}
.stag--focus{color:#C9CDBB;border-style:dotted}
.scard__ranges{display:flex;gap:6px;margin-top:.9em}
.scard__ranges span{font-size:.68rem;letter-spacing:.1em;color:#9AA18B;border:1px solid rgba(164,172,138,.22);border-radius:999px;padding:.3em .85em}
.scard__ranges .on{color:#1E2619;background:#A4AC8A;border-color:#A4AC8A}
.scard__sub{display:block;margin-bottom:.8em}
.prow{display:flex;gap:.8em;align-items:flex-start;padding:.55em 0}
.prow + .prow{border-top:1px solid rgba(164,172,138,.14)}
.prow__ico{width:30px;height:30px;flex:none;border:1px solid rgba(164,172,138,.35);border-radius:50%;
  display:grid;place-items:center;color:#A4AC8A;padding:6px}
.prow__ico svg{width:100%;height:100%}
.prow__t{display:flex;flex-direction:column;line-height:1.35;font-size:.78rem;color:#9AA18B}
.prow__t b{font-weight:600;color:#EDEFE3;font-size:.9rem}
.scard__note{margin:.9em 0 0;font-size:.75rem;color:#9AA18B;line-height:1.45}
@media (max-width:900px){
  .scisig__viz{grid-template-columns:1fr}
  .scisig__viz > .scard--genome{grid-column:1;grid-row:auto}
  .scisig__viz > .scard--blood{grid-column:1;grid-row:auto}
  .scisig__viz > .scisig__check{grid-column:1;grid-row:auto;transform:rotate(90deg)}
  .scisig__viz > .scard--protocol{grid-column:1;grid-row:auto}
  .scisig__threads{display:none}
}

/* ---- scisig v3: copy left, COMPACT card cluster right (per mockup) ---- */
.scisig__grid{display:grid;grid-template-columns:1fr 1.32fr;gap:clamp(28px,4vw,64px);align-items:center}
.scisig__h2{font-size:clamp(30px,2.9vw,44px);line-height:1.06}
.scisig__h2 em{color:#A4AC8A}
.scisig__viz{margin-top:0;grid-template-columns:1fr 40px .92fr;gap:clamp(10px,1.2vw,18px)}
/* compact cards */
.scisig .scard{padding:14px 16px;border-radius:12px}
.scisig .scard__head{margin-bottom:.7em;gap:.5em}
.scisig .scard__head .mono-label{font-size:.62rem}
.scisig .scard__ico{width:16px;height:16px}
.scisig .spill{font-size:.58rem;padding:.26em .65em}
.scisig .scard__big{margin:.1em 0 .25em}
.scisig .scard__big b{font-size:clamp(22px,1.8vw,28px)}
.scisig .scard__big span{font-size:.78rem}
.scisig .scard__bar{max-width:130px;margin:.3em 0 .4em}
.scisig .scard__motif{width:56px;height:56px}
.scisig .scard__tags{margin-top:.6em}
.scisig .scard__tags .mono-label{font-size:.6rem}
.scisig .stag{font-size:.64rem;padding:.26em .6em}
.scisig .scard__trend{max-height:60px}
.scisig .scard__ranges{margin-top:.6em}
.scisig .scard__ranges span{font-size:.6rem;padding:.24em .66em}
.scisig .scard__sub{margin-bottom:.55em;font-size:.6rem}
.scisig .prow{padding:.42em 0;gap:.65em}
.scisig .prow__ico{width:25px;height:25px;padding:5px}
.scisig .prow__t{font-size:.7rem}
.scisig .prow__t b{font-size:.8rem}
.scisig .scard__note{font-size:.66rem;margin-top:.7em}
.scisig .mono-label{letter-spacing:.14em}
/* premium node: solid centre, DOTTED ring, clearly above the streams */
.scisig__check{width:38px;height:38px;border-radius:50%;background:#111811;
  border:1.4px dotted rgba(164,172,138,.65);display:grid;place-items:center;padding:8px;
  box-shadow:0 0 0 5px rgba(17,24,17,.85), 0 0 18px rgba(164,172,138,.35);
  filter:none;animation:soft-glow 3.6s ease-in-out infinite}
.scisig__check svg{width:100%;height:100%}
@media (max-width:1100px){
  .scisig__grid{grid-template-columns:1fr;gap:36px}
}

/* ============================================================
   MOBILE SLIM-DOWN (user: "too verbose for mobile") — tighter
   section rhythm + secondary copy hidden on phones (.m-hide).
   Headline + visual carry those sections; key messages stay.
   ============================================================ */
@media (max-width:680px){
  :root{--sec-y:clamp(52px,8vh,88px)}
  .m-hide{display:none!important}
  .statement{line-height:1.04}
  .body{max-width:none}
  .lede{max-width:none}
}