/* The site, the base: one copy for every page. The tokens (page, ink, grey, live, waiting, teal), Manrope two-tone
   headlines and IBM Plex Mono kickers, the nav (light glass on the pages; clear over the homepage photograph, dark
   glass over dark sections), the breadcrumb, buttons, section heads, the strategy call with its calendar, the
   trading-floor footer, and the arrival motion. Written by hand; tools/site/build.py writes the pages that use it. */
:root{
  --page:#FAFAFA;--ink:#0B1110;--ink-2:#2E3633;--grey:#5C6562;--line:#E3E7E5;--soft:#F1F4F2;--sage:#EDF2EF;
  --live:#2F8F6A;--wait:#B7791F;--teal:#1F5260;--dim:#7D8582;--moss:#24372E;
  --news:"Newsreader",ui-serif,Georgia,serif;--serif:"Instrument Serif",ui-serif,Georgia,serif;--step:70ms;
  --black:#080808;--bone:#F1EFE6;--bone-2:rgba(241,239,230,.78);--bone-3:rgba(241,239,230,.6);--bone-line:rgba(241,239,230,.16);
  --sans:"Manrope",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);--ease-out:cubic-bezier(.22,1,.36,1);--ease-io:cubic-bezier(.45,0,.55,1);
  --wrap:1240px;--gutter:clamp(24px,4.4vw,64px);--nav-h:72px;--r:24px;--r-lg:28px;
  --sec:clamp(72px,8vw,124px);
  --grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  /* Light glass for product cards (03-copy.md): white 62 to 72 percent, blur 20px, saturate 1.4, a white hairline */
  --tint:#DCE8E4;
  --g-bg:linear-gradient(155deg,rgba(255,255,255,.78),color-mix(in srgb,var(--tint) 30%,rgba(255,255,255,.62)));
  --g-line:rgba(255,255,255,.66);--g-blur:blur(20px) saturate(1.4);
  --g-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 1px 2px rgba(8,30,24,.06),0 22px 44px -26px rgba(8,30,24,.42),0 64px 120px -64px rgba(8,30,24,.34);
  /* Dark glass for the footer panel, as on the homepage */
  --glass-bg:linear-gradient(160deg,rgba(26,26,24,.36),rgba(14,14,13,.52));--glass-line:rgba(241,239,230,.22);
  --glass-shadow:inset 0 1px 0 rgba(255,255,255,.12),0 40px 100px -40px rgba(0,0,0,.6);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--nav-h) + 16px);background:var(--black);overscroll-behavior-y:none}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--page);color:var(--ink);font:400 17px/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip}
h1,h2,h3,p,ul,ol,dl,dd,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-underline-offset:.18em}
img{display:block;max-width:100%}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:6px}
.footer :focus-visible{outline-color:var(--bone)}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.skip{position:absolute;left:16px;top:-60px;z-index:60;padding:12px 18px;background:var(--ink);color:#fff;border-radius:999px;text-decoration:none}
.skip:focus{top:12px}
.i{width:18px;height:18px;flex:none}
.i-s{width:15px;height:15px}
.i-xs{width:12px;height:12px}

/* Type: Manrope 500 two-tone headlines, ink then grey; Plex Mono for kickers, numbers and times */
.h1{font:500 clamp(40px,5.6vw,84px)/1.02 var(--sans);letter-spacing:-.048em;text-wrap:balance}
.h2{font:500 clamp(30px,3.7vw,54px)/1.04 var(--sans);letter-spacing:-.045em;text-wrap:balance}
.h1 .g,.h2 .g{color:var(--grey)}
.mono-k{font:500 11px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--grey)}
.mono-s{font:400 11.5px/1.3 var(--mono);letter-spacing:.02em;color:var(--grey)}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.label{display:block}
.v-lead{max-width:46ch;font-size:clamp(17px,1.25vw,19px);line-height:1.55;color:var(--grey);text-wrap:pretty}
.v-sec{position:relative;padding-block:var(--sec)}
.dim{color:var(--dim)}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.grain{position:absolute;inset:0;pointer-events:none;background:var(--grain);background-size:150px;opacity:.6;mix-blend-mode:overlay}

/* Section heads: eyebrow, the two-tone headline and the lead on one line, a hairline beneath; or centred */
.v-head{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:20px 64px;align-items:end;padding-bottom:clamp(28px,3vw,40px);margin-bottom:clamp(44px,5vw,80px);border-bottom:1px solid var(--line)}
.v-head>div{display:grid;gap:16px}
.v-h2{font:500 clamp(32px,3.8vw,54px)/1.03 var(--sans);letter-spacing:-.047em;text-wrap:balance;color:var(--ink)}
.v-head-c{grid-template-columns:minmax(0,1fr);justify-items:center;text-align:center;border-bottom:0;padding-bottom:0}

/* Buttons: one component, a 48px pill. Ink on light, bone on dark, glass for the second action on a photograph. */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;border-radius:999px;border:1px solid transparent;font:500 15px/1 var(--sans);text-decoration:none;white-space:nowrap;cursor:pointer;transition:transform .3s var(--ease),background-color .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.985);transition-duration:.08s}
.btn-primary{background:linear-gradient(180deg,#1E2724,var(--ink));color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 10px 22px -14px rgba(8,20,16,.7)}
.btn-primary:hover{background:linear-gradient(180deg,#2A3531,#151D1A);box-shadow:inset 0 1px 0 rgba(255,255,255,.16),0 16px 30px -16px rgba(8,20,16,.75)}




.actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px}

/* Nav: light glass by default (the pages open on white) */
.nav{position:absolute;top:0;left:0;right:0;z-index:40;color:var(--ink);background:rgba(250,250,250,.78);-webkit-backdrop-filter:blur(20px) saturate(1.2);backdrop-filter:blur(20px) saturate(1.2);box-shadow:inset 0 -1px 0 rgba(10,10,10,0);transition:box-shadow .4s var(--ease),background-color .4s var(--ease)}
.js .nav{position:fixed}
.nav.is-scrolled{box-shadow:inset 0 -1px 0 rgba(10,10,10,.07)}
/* Over the homepage photograph the bar is clear and the words bone; over a dark section it turns dark glass. */
.nav.at-top{background:linear-gradient(180deg,rgba(8,8,8,.42),rgba(8,8,8,0));-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none;color:var(--bone)}
.nav.on-dark:not(.at-top){background:rgba(10,12,11,.6);color:var(--bone);box-shadow:inset 0 -1px 0 rgba(241,239,230,.08)}
.nav:is(.at-top,.on-dark) .links a{color:rgba(241,239,230,.84)}
.nav:is(.at-top,.on-dark) .links a:hover{color:var(--bone);background:rgba(241,239,230,.1)}
.nav:is(.at-top,.on-dark) .btn-nav{background:var(--bone);color:var(--ink);box-shadow:none}
.nav:is(.at-top,.on-dark) .menu summary:hover{background:rgba(241,239,230,.12)}
.nav:is(.at-top,.on-dark) :focus-visible{outline-color:var(--bone)}
.nav-in{display:flex;align-items:center;gap:24px;height:var(--nav-h)}
.brand{display:inline-flex;align-items:center;gap:9px;font:400 20px/1 var(--sans);letter-spacing:-.01em;text-decoration:none;min-height:44px}
.brand .sq{width:10px;height:10px;background:currentColor;border-radius:2px;transition:transform .4s var(--ease)}
.brand:hover .sq{transform:rotate(45deg)}
.links{display:flex;gap:2px;margin-left:24px}
.links a,.menu-links a:not(.btn){display:inline-flex;align-items:center;min-height:44px;padding:0 12px;font-size:15px;text-decoration:none;border-radius:999px;color:var(--ink-2);transition:background-color .25s var(--ease),color .25s var(--ease)}
.links a:hover{color:var(--ink);background:rgba(11,17,16,.06)}
.btn-nav{margin-left:auto;min-height:44px;padding:0 20px;font-size:14px}
.menu{display:none;position:relative}
.menu summary{list-style:none;display:inline-flex;align-items:center;justify-content:center;width:44px;min-height:44px;cursor:pointer;border-radius:999px;transition:background-color .25s var(--ease)}
.menu summary:hover{background:rgba(11,17,16,.06)}
.menu summary::-webkit-details-marker{display:none}
.menu-bar{position:relative;width:18px;height:1px;background:currentColor}
.menu-bar::before,.menu-bar::after{content:"";position:absolute;left:0;width:18px;height:1px;background:currentColor;transition:transform .3s var(--ease)}
.menu-bar::before{top:-6px}.menu-bar::after{top:6px}
.menu[open] .menu-bar{background:transparent}
.menu[open] .menu-bar::before{transform:translateY(6px) rotate(45deg)}
.menu[open] .menu-bar::after{transform:translateY(-6px) rotate(-45deg)}
.menu-links{position:absolute;right:0;top:calc(100% + 10px);width:min(320px,calc(100vw - 2 * var(--gutter)));display:flex;flex-direction:column;gap:2px;padding:10px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px rgba(0,0,0,.14)}
.menu-links a:not(.btn){min-height:48px;padding:0 14px;font-size:16px}
.menu-links a:not(.btn):hover{background:var(--soft)}
.menu-cta{display:none;margin-top:8px}

/* Breadcrumb */
.crumbs{padding-top:calc(var(--nav-h) + 22px)}
.crumbs ol{display:flex;flex-wrap:wrap;gap:4px 0;font:400 12px/1.4 var(--mono);letter-spacing:.04em;color:var(--grey)}
.crumbs li+li::before{content:"/";margin:0 10px;color:#9AA29F}
.crumbs a{text-decoration:none;border-radius:4px}
.crumbs a:hover{color:var(--ink);text-decoration:underline}
.crumbs [aria-current]{color:var(--ink-2)}

/* The strategy call: one container, the call points and four questions beside the calendar in glass */
.bk-box{position:relative;isolation:isolate;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(28px,4vw,64px);padding:clamp(24px,4.4vw,64px);border-radius:32px;background:radial-gradient(ellipse 70% 90% at 100% 0%,#E2ECE7,rgba(226,236,231,0) 70%),linear-gradient(170deg,#F3F6F4,#EBF0ED);overflow:hidden}
.bk-box::after{content:"";position:absolute;inset:0;z-index:-1;background:var(--grain);background-size:160px;opacity:.28;mix-blend-mode:overlay;pointer-events:none}
.bk-words{display:grid;align-content:start;gap:18px}
.bk-line{max-width:40ch;padding-left:14px;border-left:2px solid var(--live);font-weight:500;color:var(--ink-2)}
.bk-k{margin-top:10px}
.bk-points{display:grid;gap:10px}
.bk-points li{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:baseline;font-size:16.5px;font-weight:500}
.bk-qs{border-top:1px solid rgba(11,17,16,.1)}
.bk-q{border-bottom:1px solid rgba(11,17,16,.1)}
.bk-q summary{display:flex;justify-content:space-between;align-items:center;gap:14px;min-height:52px;padding:12px 0;font-weight:500;cursor:pointer;list-style:none}
.bk-q summary::-webkit-details-marker{display:none}
.bk-q summary:hover .bk-plus{color:var(--live)}
.bk-plus{transition:transform .4s var(--ease-out),color .3s}
.bk-q[open] .bk-plus{transform:rotate(45deg)}
.bk-q p{padding:0 0 16px;color:var(--grey);line-height:1.55;max-width:52ch}
.bk-cal{display:grid;grid-template-rows:auto 1fr auto;gap:14px;min-width:0;padding:clamp(10px,1.6vw,20px);border-radius:24px;background:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.85);box-shadow:var(--g-shadow);-webkit-backdrop-filter:var(--g-blur);backdrop-filter:var(--g-blur)}
.bk-cal-in{min-height:0;min-width:0;border-radius:16px;overflow:hidden}
.bk-cal.is-live .bk-cal-in{min-height:560px}
.bk-fallback{display:grid;align-content:center;justify-items:center;gap:14px;padding:clamp(32px,4vw,56px) 16px;text-align:center;border-radius:16px;background:#fff}
.bk-fallback p{font-size:17px;font-weight:500}
.bk-cal.is-live .bk-fallback{display:none}
.bk-mail{text-align:center;color:var(--grey);font-size:14.5px}

/* Footer: the trading floor's own. The fields photograph fades in from the page; one glass panel; the wordmark last. */
.footer{position:relative;isolation:isolate;overflow:hidden;background:var(--black);color:var(--bone);padding:clamp(150px,15vw,220px) 0 0}
.foot-bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
/* The photograph starts at the window, so the page fades into its pale sky, never into the dark wall above it. */
.foot-bg img{position:absolute;left:0;top:-15%;width:100%;height:115%;object-fit:cover;object-position:70% 0;filter:saturate(.95) contrast(1.02)}
.foot-bg::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,var(--page) 0%,rgba(250,250,250,.72) 7%,rgba(250,250,250,0) 26%,rgba(8,8,8,0) 56%,rgba(8,8,8,.46) 84%,rgba(8,8,8,.78) 100%)}
.foot-bg::after{content:"";position:absolute;inset:0;z-index:2;background:var(--grain);background-size:180px;opacity:.55;mix-blend-mode:overlay}
.foot-in{position:relative}
.foot-glass{display:grid;gap:clamp(40px,5vw,64px);max-width:680px;padding:clamp(28px,4vw,52px);border-radius:var(--r-lg);background:var(--glass-bg);border:1px solid var(--glass-line);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(22px) saturate(1.15);backdrop-filter:blur(22px) saturate(1.15)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.foot-glass{background:rgba(12,12,11,.88)}}
.foot-cta{display:grid;justify-items:start;gap:24px}
.foot-cta h2{font:300 clamp(36px,4.2vw,60px)/1.05 var(--sans);letter-spacing:-.02em;max-width:12ch}
.foot-cta .lead{font-size:clamp(17px,1.3vw,19px);line-height:1.55;color:var(--bone-2);max-width:40ch}
.foot-cta .actions{margin-top:8px}
.fcols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;padding-top:40px;border-top:1px solid var(--bone-line)}
.fcols>div{display:flex;flex-direction:column;align-items:flex-start}
.fcols .label{color:var(--bone-3);margin-bottom:10px}
.fcols a,.fcols span{display:inline-flex;align-items:center;min-height:40px;font-size:16px;color:var(--bone);text-decoration:underline;text-decoration-color:transparent;transition:text-decoration-color .25s var(--ease)}
.fcols span{text-decoration:none}
.fcols a:hover{text-decoration-color:var(--bone)}
.foot-base{display:flex;justify-content:space-between;gap:24px;color:var(--bone-3);margin-top:-40px}
.foot-base .mono{text-transform:none;letter-spacing:.02em}
.wordmark-big{position:relative;font:300 clamp(72px,24vw,330px)/.74 var(--sans);letter-spacing:-.05em;color:rgba(241,239,230,.42);white-space:nowrap;text-align:center;margin:clamp(64px,8vw,120px) 0 0;padding:0;height:.74em;overflow:hidden;user-select:none;filter:blur(3px);mix-blend-mode:soft-light;-webkit-mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.55) 70%,rgba(0,0,0,.2) 100%);mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.55) 70%,rgba(0,0,0,.2) 100%)}

/* Arrival: words rise in once; product scenes play their pieces in order (.a, delayed by --d). Only with motion
   allowed and JavaScript on; otherwise everything is simply there. */
@media (prefers-reduced-motion:no-preference){
  .js [data-in]{transition:opacity .9s var(--ease-out),transform 1s var(--ease-out);transition-delay:calc(var(--i,0) * 90ms)}
  .js [data-in]:not(.in){opacity:0;transform:translateY(18px)}
  .js [data-arrive] .a{transition:opacity .6s var(--ease-out),transform .8s var(--ease-out),filter .8s var(--ease-out);transition-delay:calc(140ms + var(--d,0) * var(--step))}
  .js [data-arrive]:not(.in) .a{opacity:0;transform:translateY(8px) scale(.985);filter:blur(3px)}
}

@media (max-width:1100px){.links a{padding:0 9px;font-size:14px}}
@media (max-width:1023px){.bk-box{grid-template-columns:minmax(0,1fr)}}
@media (max-width:900px){.v-head{grid-template-columns:minmax(0,1fr)}}
@media (max-width:960px){.links{display:none}.menu{display:block}.nav-in{gap:10px}}
@media (max-width:900px){.fcols{grid-template-columns:1fr 1fr}}
@media (max-width:640px){
  :root{--gutter:20px;--nav-h:64px}
  .btn-nav{min-height:40px;padding:0 16px;font-size:13.5px}
  .actions .btn{flex:1 1 100%}
  .fcols{grid-template-columns:1fr}
  .foot-base{flex-direction:column;gap:4px}
  .foot-bg img{object-position:84% 0}
}
@media (max-width:379px){
  :root{--gutter:16px}
  .btn-nav{display:none}
  .menu{margin-left:auto}
  .menu-cta{display:inline-flex}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}
a,button,summary{touch-action:manipulation;-webkit-tap-highlight-color:transparent}

/* ---------- 15 Oct 2026, the final pass ---------- */
/* The site's buttons: white, glass (the hero keeps its own glass pair), and black on white (the ink pill, play.css) */
.pb{display:inline-flex;align-items:center;gap:12px;white-space:nowrap;padding:8px 8px 8px 20px;border-radius:999px;font:500 15px/1.2 var(--sans);text-decoration:none;transition:transform .25s var(--ease-out),box-shadow .25s,background-color .25s}
.pb-i{display:grid;place-items:center;flex:none;width:30px;height:30px;border-radius:50%}
.pb:hover{transform:translateY(-1px)}
.pb-light{background:#fff;border:1px solid rgba(11,17,16,.1);color:var(--ink);box-shadow:0 18px 30px -24px rgba(8,20,16,.45)}
.pb-light .pb-i{background:var(--ink);color:#fff}
.btn-primary{background:var(--ink)}
/* BraindOS, named in a line of copy, sits in its pill */
.os-pill{display:inline-flex;align-items:center;gap:.32em;padding:.08em .5em .08em .4em;border-radius:999px;background:var(--ink);color:#fff;font-size:.82em;letter-spacing:-.01em;vertical-align:.12em;white-space:nowrap}
.os-pill .bos-mark{width:.42em;height:.42em;border-radius:.12em;background:#fff;box-shadow:0 0 .6em rgba(155,224,191,.9)}
/* The calendar: one clean white panel, no glass blur, the embed edge to edge */
.bk-cal{background:#fff;border:1px solid rgba(11,17,16,.08);box-shadow:0 24px 50px -36px rgba(8,30,24,.45);-webkit-backdrop-filter:none;backdrop-filter:none}
.bk-cal-in{border-radius:14px}
@media (max-width:760px){
  /* Phones: a solid nav (no blur over the hero as the page starts to scroll), and the booking box tighter */
  .nav,.nav.is-scrolled{background:var(--page);-webkit-backdrop-filter:none;backdrop-filter:none}
  .hl-img img{transform:none!important}
  .bk-box{padding:20px 16px;gap:22px;border-radius:24px}
  .bk-cal{padding:6px;border-radius:18px}
  .bk-cal.is-live .bk-cal-in{min-height:520px}
  /* Cards inside a sideways row never wait to arrive (they would move as they are swiped); the row arrives once */
  .js :is(.ow-cards,.ww-cards,.hn-row,.hz-alt,.po-screens,.ag-list) [data-in]{opacity:1!important;transform:none!important;transition:none!important}
}
.pb-glass{background:rgba(241,239,230,.1);border:1px solid rgba(241,239,230,.42);color:var(--bone)}
.pb-glass .pb-i{background:rgba(241,239,230,.16)}
.footer .pb.pb-glass,.footer .pb.pb-glass:hover{color:#fff}
/* One system for headings and panels (the final audit): every section heading the same size and tracking, every big
   panel 24px at the corners */
.h2{font:500 clamp(32px,3.8vw,54px)/1.03 var(--sans);letter-spacing:-.047em}
.bk-box{border-radius:24px}