/* ==========================================================================
   Aurum Prism v2: shell and design system (13 Sep 2026). Loads right after tokens.css; uses only its properties.
   A light room: one continuous near-black space, porcelain type, colour only as light (hairlines, glows).
   Contents
     1  fonts · 2 base/reset · 3 layout (wrap, grid, column hairlines, sections)
     4  type (display, h2, h3, lead, label with the five-line spectral tick, mono numerals, accent em, Korean)
     5  pills + the spectral hover edge · glass panel
     6  capsule navigation + phone sheet
     7  product: the light table + annotation callouts
     8  the platform (pointer: platform.css) · 9 request-access form · 10 footer
     11 reveal-on-scroll · 12 focus · 13 reduced motion
   Building blocks for every section:  section.ap-sec > .ap-wrap > header.ap-head[data-ap-reveal]
     > p.ap-label + h2.ap-h2 (one <em> accent) + p.ap-lead
   ========================================================================== */

/* ---------- 1 fonts (self-hosted; CSP font-src 'self') ---------- */
@font-face{font-family:"Inter Tight";src:url(../fonts/inter-tight-var.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Geist Mono";src:url(../fonts/geist-mono-var.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  /* derived from tokens only */
  --ap-edge-grad:linear-gradient(100deg,var(--ap-s1),var(--ap-s2) 28%,var(--ap-s3) 52%,var(--ap-s4) 76%,var(--ap-s5));
  --ap-nav-top:14px;                                        /* capsule offset from the top */
  --ap-cap-h:56px;                                          /* capsule height */
  --ap-nav-clear:calc(var(--ap-nav-top) + var(--ap-cap-h)); /* 70px: nothing may sit under this */
  --ap-sec-y:clamp(80px,8.5vw,128px);                       /* section vertical rhythm */
  --ap-head-gap:clamp(16px,1.6vw,22px);
}

/* ---------- 2 base / reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;background:var(--ap-ground);color-scheme:dark;scroll-padding-top:calc(var(--ap-nav-clear) + 20px)}
body{margin:0;min-height:100vh;background:var(--ap-ground);color:var(--ap-ink);font-family:var(--ap-sans);font-size:var(--ap-fs-body);font-weight:400;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;-webkit-tap-highlight-color:transparent}
h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img,video,canvas{display:block;max-width:100%}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit;letter-spacing:inherit}
button{margin:0;padding:0;border:0;background:none;cursor:pointer}
[hidden]{display:none!important}
::selection{background:color-mix(in srgb,var(--ap-slate) 42%,transparent);color:var(--ap-ink)}
.ap-defs{position:absolute;width:0;height:0;overflow:hidden}
.ap-anchor{position:absolute;top:0;left:0;width:1px;height:1px;pointer-events:none}
.ap-sr{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* Lenis (smooth scroll) housekeeping */
html.lenis,html.lenis body{height:auto}
.lenis:not(.lenis-autoToggle).lenis-stopped{overflow:clip}
.lenis [data-lenis-prevent]{overscroll-behavior:contain}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-smooth iframe{pointer-events:none}
html.ap-lock{overflow:hidden}

/* skip link */
.ap-skip{position:fixed;left:16px;top:10px;z-index:200;display:inline-flex;align-items:center;min-height:40px;padding:0 18px;border-radius:var(--ap-r-pill);background:var(--ap-ink);color:var(--ap-ground);font-size:.875rem;font-weight:500;text-decoration:none;opacity:0;pointer-events:none;transform:translateY(-180%);transition:transform var(--ap-t-fast) var(--ap-ease),opacity var(--ap-t-fast)}
.ap-skip:focus{opacity:1;pointer-events:auto;transform:none}

/* ---------- 3 layout ---------- */
.ap-wrap{position:relative;width:100%;max-width:calc(var(--ap-maxw) + 2 * var(--ap-pad));margin-inline:auto;padding-inline:var(--ap-pad)}
.ap-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--ap-gutter)}
/* instrument grid: faint 12-column hairlines aligned to the wrap (hero and journey only; place as a direct child of a
   position:relative section, before the content) */
.ap-cols{position:absolute;inset:0;z-index:0;pointer-events:none}
.ap-cols::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:min(calc(100% - 2 * var(--ap-pad)),var(--ap-maxw));transform:translateX(-50%);opacity:.4;border-right:1px solid var(--ap-line);background-image:linear-gradient(90deg,var(--ap-line) 1px,transparent 1px);background-size:calc(100% / 12) 100%}
/* sections: separated by space and one 1px line at the wrap width (no colour changes) */
.ap-sec{position:relative;padding-block:var(--ap-sec-y);overflow-x:clip}   /* clip, not hidden: no scroll container, sticky/pin still work */
.ap-sec::before{content:"";position:absolute;top:0;left:50%;width:min(calc(100% - 2 * var(--ap-pad)),var(--ap-maxw));height:1px;transform:translateX(-50%);background:var(--ap-line);pointer-events:none}
.ap-sec--flush::before{display:none}

/* ---------- 4 type ---------- */
.ap-display,.ap-h2,.ap-h3{font-family:var(--ap-sans);color:var(--ap-ink);text-wrap:balance}
.ap-display{font-weight:500;font-size:var(--ap-fs-display);line-height:.98;letter-spacing:var(--ap-track-display)}
.ap-h2{font-weight:500;font-size:var(--ap-fs-h2);line-height:1.03;letter-spacing:var(--ap-track-h2)}
.ap-h3{font-weight:500;font-size:var(--ap-fs-h3);line-height:1.18;letter-spacing:-.02em}
/* the accent: no serif and no italic. The same Inter Tight, upright, one weight lighter, in ink-2: the phrase reads as
   light falling off, not as a second typeface (the upright-to-italic-serif switch is TACC's and NPG's formula) */
:where(.ap-display,.ap-h2,.ap-h3) em{font-family:inherit;font-style:normal;font-weight:var(--ap-w-accent);font-size:1em;letter-spacing:inherit;color:var(--ap-ink-2)}
.ap-lead{font-size:clamp(1.0625rem,1.1vw,1.1875rem);line-height:1.6;color:var(--ap-ink-2);max-width:60ch;text-wrap:pretty}
.ap-body{font-size:var(--ap-fs-body);line-height:1.6;color:var(--ap-ink-2);max-width:60ch}
.ap-small{font-size:var(--ap-fs-small);line-height:1.55;color:var(--ap-ink-2)}
/* mono: small numerals only (tabular, no uppercase tracking) */
.ap-mono{font-family:var(--ap-mono);font-size:var(--ap-fs-num);font-weight:450;line-height:1.3;letter-spacing:var(--ap-track-num);font-variant-numeric:tabular-nums;color:var(--ap-ink-3)}
/* section label: the Aurum label voice. Inter Tight 500 at 13px, sentence case, slate, behind a five-line spectral tick
   (s1..s5, the five rays). No mono, no uppercase tracking, no dash, no diamond. */
.ap-label{display:inline-flex;align-items:center;gap:11px;margin:0;font-family:var(--ap-sans);font-size:var(--ap-fs-label);font-weight:500;line-height:1.3;letter-spacing:var(--ap-track-label);text-transform:none;color:var(--ap-slate-2)}
.ap-label::before{content:"";flex:none;width:14px;height:11px;background:linear-gradient(90deg,var(--ap-s1) 0 2px,transparent 2px 3px,var(--ap-s2) 3px 5px,transparent 5px 6px,var(--ap-s3) 6px 8px,transparent 8px 9px,var(--ap-s4) 9px 11px,transparent 11px 12px,var(--ap-s5) 12px 14px)}
/* five ray ticks (s1..s5), the same colours as the hero rays and the bands */
.ap-ticks{display:inline-flex;gap:3px;vertical-align:middle}
.ap-ticks i{width:2px;height:10px;background:var(--ap-s1)}
.ap-ticks i:nth-child(2){background:var(--ap-s2)}
.ap-ticks i:nth-child(3){background:var(--ap-s3)}
.ap-ticks i:nth-child(4){background:var(--ap-s4)}
.ap-ticks i:nth-child(5){background:var(--ap-s5)}

/* section head */
.ap-head{position:relative;display:flex;flex-direction:column;align-items:flex-start;max-width:54rem}
.ap-head > .ap-label + *{margin-top:var(--ap-head-gap)}
.ap-head > .ap-h2 + .ap-lead,.ap-head > .ap-display + .ap-lead{margin-top:var(--ap-head-gap)}
.ap-head--center{margin-inline:auto;align-items:center;text-align:center}
.ap-head--center .ap-lead{margin-inline:auto}

/* Korean: keep words whole; labels are already the sans (Hangul falls back to Apple SD Gothic Neo / Malgun Gothic) */
html:lang(ko){--ap-track-label:0;--ap-mono:"Geist Mono","Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --mono:var(--ap-mono)}   /* console.css reads var(--mono, …): Hangul in its mono numerals gets a Korean face too */
:lang(ko) body{word-break:keep-all;overflow-wrap:break-word}
:lang(ko) :where(.ap-display,.ap-h2,.ap-h3){letter-spacing:-.022em;line-height:1.18;word-break:keep-all}
:lang(ko) :where(.ap-display,.ap-h2,.ap-h3) em{font-weight:400}   /* Hangul fallback faces have no 300: keep a visible step */
html:lang(ko) .ap-mono{font-family:var(--ap-sans);letter-spacing:0}

/* ---------- 5 pills + spectral edge + panel ---------- */
.ap-pill{--pill-h:48px;position:relative;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:var(--pill-h);padding:0 22px;border:1px solid var(--ap-line-2);border-radius:var(--ap-r-pill);background:transparent;color:var(--ap-ink);font-family:var(--ap-sans);font-size:.9375rem;font-weight:500;line-height:1;letter-spacing:-.005em;text-decoration:none;white-space:nowrap;cursor:pointer;transition:border-color var(--ap-t) var(--ap-ease),background-color var(--ap-t) var(--ap-ease),box-shadow var(--ap-t) var(--ap-ease),color var(--ap-t-fast)}
.ap-pill:hover{border-color:transparent;background:var(--ap-panel)}
.ap-pill--solid{background:var(--ap-ink);border-color:var(--ap-ink);color:var(--ap-ground)}
.ap-pill--solid:hover{background:var(--ap-ink);border-color:var(--ap-ink);box-shadow:0 12px 40px -14px color-mix(in srgb,var(--ap-s2) 55%,transparent)}
.ap-pill--sm{--pill-h:38px;padding:0 17px;font-size:.875rem}
.ap-pill__ar{width:14px;height:14px;flex:none;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;transition:transform var(--ap-t) var(--ap-ease)}
.ap-pill:hover .ap-pill__ar{transform:translateX(3px)}
/* the border catches light: a 1px spectral edge that fades in on hover / focus (masked pseudo-element, radius-safe) */
.ap-edge{position:relative}
.ap-pill::after,.ap-edge::after{content:"";position:absolute;inset:-1px;z-index:1;border-radius:inherit;padding:1px;background:var(--ap-edge-grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);opacity:0;pointer-events:none;transition:opacity var(--ap-t) var(--ap-ease)}
.ap-pill--solid::after{inset:-4px}
.ap-pill:hover::after,.ap-pill:focus-visible::after,.ap-edge:hover::after,.ap-edge:focus-within::after,.ap-edge.is-lit::after{opacity:1}
.ap-panel{position:relative;background:var(--ap-panel);border:1px solid var(--ap-line-2);border-radius:var(--ap-r)}

/* ---------- 6 capsule navigation ---------- */
.ap-nav{position:fixed;top:var(--ap-nav-top);left:0;right:0;z-index:80;padding-inline:12px;pointer-events:none;transition:transform .6s var(--ap-ease),opacity .45s var(--ap-ease)}
.ap-nav.is-hidden{transform:translateY(calc(-100% - var(--ap-nav-top) - 12px));opacity:0}
.ap-nav__in{pointer-events:auto;position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:16px;max-width:1120px;height:var(--ap-cap-h);margin-inline:auto;padding:0 8px 0 20px;border:1px solid var(--ap-line-2);border-radius:var(--ap-r-pill);background:var(--ap-panel-2);-webkit-backdrop-filter:blur(16px) saturate(1.25);backdrop-filter:blur(16px) saturate(1.25);transition:background-color var(--ap-t) var(--ap-ease),border-color var(--ap-t) var(--ap-ease),box-shadow var(--ap-t) var(--ap-ease)}
.ap-nav.is-solid .ap-nav__in{background:var(--ap-raise);background:color-mix(in srgb,var(--ap-ground) 80%,transparent);box-shadow:0 20px 50px -26px var(--ap-void)}
/* the beam travels with the reader: a 1px spectral hairline along the capsule's lower edge fills with page scroll
   (ap.js writes --ap-read 0..1 on the nav; without it the line stays empty) */
.ap-nav__in::after{content:"";position:absolute;left:28px;right:28px;bottom:-1px;height:1px;pointer-events:none;background:var(--ap-spectrum);transform-origin:0 50%;transform:scaleX(var(--ap-read,0));opacity:.85;-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.ap-brand{justify-self:start;display:inline-flex;align-items:center;gap:11px;min-height:40px;border-radius:10px;color:var(--ap-ink);text-decoration:none}
/* the house prism mark (same geometry as the TACC logo; Aurum colours). viewBox 60 x 43 → keep that ratio; the prism
   inside is equilateral (side 43.3, height 37.5), never squeezed */
.ap-mark{flex:none;width:32px;height:22.93px;overflow:visible}
.ap-mark path{fill:none;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}
.ap-mark__prism{stroke:var(--ap-slate-2);stroke-width:1.7}
.ap-mark__in{stroke:var(--ap-ink);stroke-width:1.3}
.ap-mark__out{stroke:url(#ap-mark-spec);stroke-width:1.5}
.ap-brand__w{font-family:var(--ap-sans);font-size:1rem;font-weight:600;letter-spacing:.02em;white-space:nowrap}
.ap-nav__links ul{display:flex;align-items:center;gap:2px}
.ap-nav__links a{position:relative;display:inline-flex;align-items:center;height:40px;padding:0 13px;border-radius:var(--ap-r-pill);color:var(--ap-ink-2);font-size:.875rem;font-weight:450;letter-spacing:-.003em;text-decoration:none;white-space:nowrap;transition:color var(--ap-t-fast)}
.ap-nav__links a:hover{color:var(--ap-ink)}
.ap-nav__links a::after{content:"";position:absolute;left:50%;bottom:7px;width:18px;height:1px;margin-left:-9px;background:var(--ap-edge-grad);opacity:0;transform:scaleX(.2);transition:opacity var(--ap-t) var(--ap-ease),transform var(--ap-t) var(--ap-ease)}
.ap-nav__links a[aria-current]{color:var(--ap-ink)}
.ap-nav__links a[aria-current]::after{opacity:1;transform:none}
.ap-nav__end{justify-self:end;display:flex;align-items:center;gap:10px}
.ap-lang{display:inline-flex;align-items:center;font-size:.8125rem;font-weight:500;white-space:nowrap}
.ap-lang__b{display:inline-flex;align-items:center;height:38px;padding:0 7px;border-radius:var(--ap-r-pill);color:var(--ap-ink-3);transition:color var(--ap-t-fast)}
.ap-lang__b:hover{color:var(--ap-ink-2)}
.ap-lang__b[aria-pressed="true"]{color:var(--ap-ink)}
.ap-lang__sep{color:var(--ap-ink-3)}
.ap-nav__menu{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--ap-line-2);border-radius:50%;transition:border-color var(--ap-t-fast),background-color var(--ap-t-fast)}
.ap-nav__menu:hover{border-color:var(--ap-ink-3)}
.ap-nav__burger{position:relative;width:16px;height:9px}
.ap-nav__burger i{position:absolute;left:0;right:0;height:1.5px;border-radius:1px;background:var(--ap-ink);transition:transform .45s var(--ap-ease),top .45s var(--ap-ease)}
.ap-nav__burger i:first-child{top:0}
.ap-nav__burger i:last-child{top:7.5px}
.ap-nav__menu[aria-expanded="true"] .ap-nav__burger i:first-child{top:3.75px;transform:rotate(45deg)}
.ap-nav__menu[aria-expanded="true"] .ap-nav__burger i:last-child{top:3.75px;transform:rotate(-45deg)}

/* the phone sheet */
.ap-sheet{position:fixed;inset:0;z-index:70;display:flex;flex-direction:column;overflow-y:auto;overscroll-behavior:contain;padding:calc(var(--ap-nav-clear) + 28px) max(var(--ap-pad),20px) max(28px,env(safe-area-inset-bottom));background:var(--ap-ground);background:color-mix(in srgb,var(--ap-ground) 90%,transparent);-webkit-backdrop-filter:blur(22px) saturate(1.2);backdrop-filter:blur(22px) saturate(1.2);opacity:0;transition:opacity .45s var(--ap-ease)}
.ap-sheet.is-open{opacity:1}
.ap-sheet__links{border-top:1px solid var(--ap-line)}
.ap-sheet__links li{border-bottom:1px solid var(--ap-line);opacity:0;transform:translateY(10px);transition:opacity .5s var(--ap-ease),transform .6s var(--ap-ease)}
.ap-sheet.is-open .ap-sheet__links li{opacity:1;transform:none}
.ap-sheet.is-open .ap-sheet__links li:nth-child(2){transition-delay:.04s}
.ap-sheet.is-open .ap-sheet__links li:nth-child(3){transition-delay:.08s}
.ap-sheet.is-open .ap-sheet__links li:nth-child(4){transition-delay:.12s}
.ap-sheet.is-open .ap-sheet__links li:nth-child(5){transition-delay:.16s}
.ap-sheet__links a{display:flex;align-items:baseline;gap:18px;min-height:64px;padding:18px 2px;color:var(--ap-ink);font-size:1.625rem;font-weight:500;line-height:1.15;letter-spacing:-.022em;text-decoration:none}
.ap-sheet__links a[aria-current]{color:var(--ap-ink)}
.ap-sheet__links a[aria-current] .ap-sheet__n{color:var(--ap-ink-2)}
.ap-sheet__n{flex:none;width:24px;font-family:var(--ap-mono);font-size:var(--ap-fs-num);font-weight:450;letter-spacing:var(--ap-track-num);font-variant-numeric:tabular-nums;color:var(--ap-ink-3)}
.ap-sheet__foot{margin-top:auto;padding-top:36px;display:grid;gap:16px}
.ap-sheet__foot .ap-pill{width:100%}
.ap-sheet__meta{font-size:var(--ap-fs-label);font-weight:450;letter-spacing:var(--ap-track-label);color:var(--ap-ink-3);text-align:center}

@media (max-width:939.98px){
  .ap-nav__in{grid-template-columns:minmax(0,1fr) auto;padding:0 7px 0 18px}
  .ap-nav__links,.ap-nav__signin{display:none}
  .ap-nav__menu{display:inline-flex}
  .ap-lang__b{height:44px}
  .no-js .ap-nav__menu{display:none}
}
@media (min-width:940px){.ap-sheet{display:none!important}}
@media (max-width:359.98px){.ap-brand__w{display:none}}

/* ---------- 7 product: the light table ---------- */
.ap-product{overflow:hidden;overflow:clip}   /* the light spills wider than the page */
.ap-table{position:relative;margin-top:clamp(44px,5.5vw,80px)}
/* soft light from above, spilling onto the table */
.ap-table::before{content:"";position:absolute;left:50%;top:-14%;width:min(1500px,130%);height:78%;transform:translateX(-50%);z-index:0;pointer-events:none;background:radial-gradient(50% 50% at 50% 38%,color-mix(in srgb,var(--ap-ink) 10%,transparent),color-mix(in srgb,var(--ap-slate) 4%,transparent) 48%,transparent 72%)}
/* the table surface: a faint line and reflection under the window */
.ap-table::after{content:"";position:absolute;left:4%;right:4%;bottom:-28px;height:56px;z-index:0;pointer-events:none;background:radial-gradient(50% 50% at 50% 50%,color-mix(in srgb,var(--ap-slate) 12%,transparent),transparent 72%)}
.ap-table__stage{position:relative;z-index:1}
/* a 1px spectral line on the console's top edge, with its glow */
.ap-table__stage::before,.ap-table__stage::after{content:"";position:absolute;top:0;left:9%;right:9%;height:1px;z-index:3;pointer-events:none;background:var(--ap-spectrum);-webkit-mask:linear-gradient(90deg,transparent,#000 22%,#000 78%,transparent);mask:linear-gradient(90deg,transparent,#000 22%,#000 78%,transparent);transform-origin:50% 50%;transition:transform 1.6s var(--ap-ease),opacity 1.6s var(--ap-ease)}
.ap-table__stage::after{top:-5px;height:11px;left:14%;right:14%;filter:blur(9px);opacity:.45}
.ap-table [data-console-slot]{position:relative;z-index:1}
.ap-table [data-console-slot] > .apc-root{margin-top:0}
.ap-table [data-console-slot]:empty{min-height:clamp(320px,46vw,660px);border:1px dashed var(--ap-line-2);border-radius:var(--ap-r);background:var(--ap-panel)}
/* annotation callouts (desktop >= 1200px): positioned by ap.js from the console's real geometry */
.ap-anno,.ap-anno__svg{display:none}
@media (min-width:1200px){
  .ap-table{padding:72px 52px;margin-top:clamp(24px,3vw,40px)}
  .ap-anno{display:block;position:absolute;inset:0;z-index:4;pointer-events:none}
  .ap-anno__svg{display:block;position:absolute;left:0;top:0;z-index:4;overflow:visible;pointer-events:none}
  .ap-anno__i{position:absolute;left:0;top:0;white-space:nowrap;font-family:var(--ap-sans);font-size:var(--ap-fs-label);font-weight:500;line-height:1.1;letter-spacing:var(--ap-track-label);color:var(--ap-ink-2);opacity:0;transform:translate3d(var(--x,0),var(--y,0),0);transition:opacity .8s var(--ap-ease) .5s}
  .ap-anno.is-laid .ap-anno__i{opacity:1}
  .ap-rv .ap-table:not(.is-in) .ap-anno__i{opacity:0}
}
.ap-anno__path{fill:none;stroke:var(--ap-ink-2);stroke-opacity:.55;stroke-width:1;transition:stroke-dashoffset 1.5s var(--ap-ease) .35s}
.ap-anno__dot{fill:var(--ap-ink)}
.ap-anno__halo{fill:none;stroke:var(--ap-ink);stroke-opacity:.28;stroke-width:1}
.ap-anno__tick{fill:none;stroke:var(--ap-ink-2);stroke-opacity:.55;stroke-width:1}
.ap-rv .ap-table:not(.is-in) .ap-table__stage::before,.ap-rv .ap-table:not(.is-in) .ap-table__stage::after{transform:scaleX(0);opacity:0}

/* ---------- 8 the platform (#spec) ----------
   14 Sep 2026: the two-column spec table is replaced by the platform figure and its fact rail, styled in platform.css
   (behaviour: platform.js). The section ends in space, so the next section draws its own top rule. */

/* ---------- 9 request-access form (form.js hooks: [data-rq] .rq__tab [data-show] [data-rq-*] .rq__msg) ---------- */
.ap-form{position:relative;margin-top:clamp(40px,5vw,64px);padding:clamp(22px,3.2vw,44px);border:1px solid var(--ap-line-2);border-radius:var(--ap-r);background:var(--ap-panel);box-shadow:inset 0 1px 0 color-mix(in srgb,var(--ap-ink) 5%,transparent)}
.ap-form::before{content:"";position:absolute;top:-1px;left:12%;right:12%;height:1px;background:var(--ap-spectrum);opacity:.7;-webkit-mask:linear-gradient(90deg,transparent,#000 25%,#000 75%,transparent);mask:linear-gradient(90deg,transparent,#000 25%,#000 75%,transparent);pointer-events:none}
.ap-form__top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px 28px;padding-bottom:clamp(20px,2.4vw,30px);border-bottom:1px solid var(--ap-line)}
.ap-form__h{font-size:clamp(1.25rem,1.6vw,1.5rem);font-weight:500;line-height:1.2;letter-spacing:-.018em;color:var(--ap-ink)}
/* segmented control */
.ap-seg{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px}
.ap-seg__as{font-size:var(--ap-fs-label);font-weight:500;letter-spacing:var(--ap-track-label);color:var(--ap-ink-3)}
.ap-seg__track{display:inline-flex;padding:4px;gap:2px;border:1px solid var(--ap-line-2);border-radius:var(--ap-r-pill);background:var(--ap-panel)}
.ap-seg__b{position:relative;isolation:isolate;min-height:40px;padding:0 18px;border-radius:var(--ap-r-pill);color:var(--ap-ink-2);font-size:.875rem;font-weight:500;white-space:nowrap;transition:color var(--ap-t-fast),background-color var(--ap-t) var(--ap-ease)}
.ap-seg__b:hover{color:var(--ap-ink)}
.ap-seg__b[aria-selected="true"]{color:var(--ap-ink);background:var(--ap-panel-2)}
.ap-seg__b::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--ap-edge-grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);opacity:0;transition:opacity var(--ap-t) var(--ap-ease);pointer-events:none}
.ap-seg__b[aria-selected="true"]::after{opacity:.9}
/* fields */
.ap-form__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px clamp(18px,2.4vw,32px);padding-top:clamp(22px,2.6vw,32px)}
.ap-fld{position:relative;display:flex;flex-direction:column;gap:9px;min-width:0}
.ap-fld__l{font-size:var(--ap-fs-label);font-weight:500;line-height:1.3;letter-spacing:var(--ap-track-label);color:var(--ap-ink-2)}
.ap-fld__i{display:block;width:100%;min-height:50px;padding:13px 16px;border:1px solid transparent;border-radius:var(--ap-r-sm);color:var(--ap-ink);font-size:1rem;line-height:1.4;background:linear-gradient(var(--ap-raise),var(--ap-raise)) padding-box,linear-gradient(var(--ap-line-2),var(--ap-line-2)) border-box;outline:none;-webkit-appearance:none;appearance:none;transition:box-shadow var(--ap-t) var(--ap-ease)}
.ap-fld__i::placeholder{color:var(--ap-ink-3);opacity:1}
.ap-fld__i:hover{background:linear-gradient(var(--ap-raise),var(--ap-raise)) padding-box,linear-gradient(var(--ap-ink-3),var(--ap-ink-3)) border-box}
/* spectral focus ring */
.ap-fld__i:focus,.ap-fld__i:focus-visible{outline:none;background:linear-gradient(var(--ap-raise),var(--ap-raise)) padding-box,var(--ap-edge-grad) border-box;box-shadow:0 0 0 3px color-mix(in srgb,var(--ap-slate-2) 26%,transparent)}
.ap-fld__i[aria-invalid="true"]{background:linear-gradient(var(--ap-raise),var(--ap-raise)) padding-box,linear-gradient(var(--ap-ink),var(--ap-ink)) border-box}
.ap-fld__t{resize:vertical;min-height:50px}
.ap-fld--sel .ap-fld__i{padding-right:44px;cursor:pointer}
.ap-fld--sel::after{content:"";position:absolute;right:18px;bottom:22px;width:7px;height:7px;border-right:1.5px solid var(--ap-ink-2);border-bottom:1.5px solid var(--ap-ink-2);transform:rotate(45deg);pointer-events:none}
.ap-fld__i option{background:var(--ap-raise);color:var(--ap-ink)}
.ap-form__go{display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;margin-top:clamp(26px,3vw,36px)}
.rq__msg{margin:0;font-size:var(--ap-fs-small);line-height:1.5;color:var(--ap-ink-2)}
.rq__msg:empty{display:none}
.rq__msg.is-error,.rq__msg.is-note{display:inline-flex;align-items:baseline;gap:10px}
.rq__msg.is-error{color:var(--ap-ink)}
.rq__msg.is-error::before,.rq__msg.is-note::before{content:"";flex:none;width:6px;height:6px;border-radius:50%;transform:translateY(-1px);background:var(--ap-ink)}
.rq__msg.is-note::before{background:var(--ap-slate-2)}
@media (max-width:759.98px){
  .ap-form__grid{grid-template-columns:minmax(0,1fr)}
  .ap-seg{width:100%}                   /* a flex item of the form top: without this, short (Korean) labels shrink-wrap the track */
  .ap-seg__track{width:100%}
  .ap-seg__b{flex:1 1 0;padding:0 10px}
  .ap-form__submit{width:100%}
}

/* ---------- 10 footer ---------- */
.ap-ftr{position:relative;padding-block:clamp(64px,7vw,104px) clamp(28px,3vw,40px);color:var(--ap-ink-2)}
.ap-ftr__light{position:absolute;top:0;left:0;right:0;height:1px;background:var(--ap-spectrum);opacity:.75;-webkit-mask:linear-gradient(90deg,transparent,#000 18%,#000 82%,transparent);mask:linear-gradient(90deg,transparent,#000 18%,#000 82%,transparent);pointer-events:none}
.ap-ftr__top{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:40px var(--ap-gutter);padding-bottom:clamp(40px,5vw,64px)}
.ap-brand--lg .ap-mark{width:38px;height:27.23px}
.ap-brand--lg .ap-brand__w{font-size:1.125rem}
.ap-ftr__loc{margin-top:14px;font-size:var(--ap-fs-label);color:var(--ap-ink-3)}   /* legacy hook: the location now sits in the © line */
.ap-ftr__cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px var(--ap-gutter)}
.ap-ftr__h{margin-bottom:14px;font-size:var(--ap-fs-label);font-weight:500;letter-spacing:var(--ap-track-label);color:var(--ap-slate-2)}
.ap-ftr__col li + li{margin-top:4px}
.ap-ftr__col a{display:inline-flex;align-items:center;min-height:32px;color:var(--ap-ink-2);font-size:var(--ap-fs-small);text-decoration:none;transition:color var(--ap-t-fast)}
.ap-ftr__col a:hover{color:var(--ap-ink)}
.ap-ftr__bottom{padding-top:clamp(28px,3vw,36px);border-top:1px solid var(--ap-line)}
.ap-ftr__disc{max-width:96ch;font-size:.8125rem;line-height:1.65;color:var(--ap-ink-3)}
.ap-ftr__meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px;margin-top:22px;font-size:.8125rem;color:var(--ap-ink-3)}
.ap-ftr__op{margin-right:auto}
.ap-ftr__op a,.ap-ftr__totop{color:var(--ap-ink-2);text-decoration:none;transition:color var(--ap-t-fast)}
.ap-ftr__op a:hover,.ap-ftr__totop:hover{color:var(--ap-ink)}
.ap-ftr__totop{display:inline-flex;align-items:center;gap:8px;min-height:32px}
.ap-ftr__totop svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
@media (max-width:899.98px){
  .ap-ftr__top{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:599.98px){
  .ap-ftr__cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ap-ftr__col--legal{grid-column:1 / -1}
  .ap-ftr__col--legal ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:var(--ap-gutter)}
  .ap-ftr__col--legal li + li{margin-top:0}
  .ap-ftr__col--legal li:nth-child(n+3){margin-top:4px}
  .ap-ftr__op{margin-right:0;width:100%;order:-1}
}

/* ---------- 11 the light reveal (only while ap.js runs; never leaves content hidden) ----------
   A head is uncovered left to right under a clip whose leading edge is a 1px vertical spectral line: the beam passes
   across it once, then the text resolves behind the line (opacity only, no translateY, no fade-up). */
.ap-rv [data-ap-reveal]{position:relative}
.ap-rv [data-ap-reveal]:not(.is-in){clip-path:inset(-28px 100% -28px -28px)}
.ap-rv [data-ap-reveal].is-in{clip-path:inset(-28px 0 -28px -28px);transition:clip-path 1.2s var(--ap-ease-beam)}   /* the clip edge and the line travel together */
.ap-rv [data-ap-reveal]::after{content:"";position:absolute;top:-10px;bottom:-10px;left:0;right:0;pointer-events:none;opacity:0;
  background:linear-gradient(180deg,transparent,var(--ap-s1) 14%,var(--ap-s2) 32%,var(--ap-s3) 50%,var(--ap-s4) 68%,var(--ap-s5) 86%,transparent) 0 0/1px 100% no-repeat}
.ap-rv [data-ap-reveal].is-in::after{animation:ap-sweep 1.2s var(--ap-ease-beam) both}
@keyframes ap-sweep{0%{background-position:0 0;opacity:1}78%{opacity:1}100%{background-position:100% 0;opacity:0}}
.ap-rv [data-ap-reveal]:not(.is-in) > *{opacity:.18}
.ap-rv [data-ap-reveal] > *{transition:opacity .9s var(--ap-ease) .3s}
.ap-rv [data-ap-reveal].is-in > :nth-child(2){transition-delay:.42s}
.ap-rv [data-ap-reveal].is-in > :nth-child(3){transition-delay:.54s}
.ap-rv [data-ap-reveal].is-now,.ap-rv [data-ap-reveal].is-now > *{transition:none}
.ap-rv [data-ap-reveal].is-now::after{animation:none}
.ap-reveal-all [data-ap-reveal]{clip-path:none!important}
.ap-reveal-all [data-ap-reveal]::after{display:none!important}
.ap-reveal-all [data-ap-reveal] > *{opacity:1!important;transform:none!important}
.ap-reveal-all .ap-table__stage::before{transform:none!important;opacity:1!important}
.ap-reveal-all .ap-table__stage::after{transform:none!important;opacity:.45!important}
@media print{[data-ap-reveal]{clip-path:none!important}[data-ap-reveal]::after{display:none!important}[data-ap-reveal] > *{opacity:1!important;transform:none!important}.ap-nav,.ap-sheet{display:none!important}}

/* ---------- 12 focus ---------- */
:focus-visible{outline:2px solid var(--ap-slate-2);outline-offset:3px}
:focus:not(:focus-visible){outline:none}
[tabindex="-1"]:focus{outline:none}   /* anchor targets focused by ap.js (sections) are not controls: no ring around a whole section */
.ap-nav__links a:focus-visible,.ap-lang__b:focus-visible,.ap-seg__b:focus-visible{outline-offset:1px}

/* ---------- 13 reduced motion (this sheet's components; other sheets handle their own) ---------- */
@media (prefers-reduced-motion:reduce){
  .ap-nav,.ap-nav__in,.ap-skip,.ap-sheet,.ap-sheet__links li,.ap-pill,.ap-pill::after,.ap-pill__ar,.ap-edge::after,.ap-nav__links a::after,.ap-nav__burger i,.ap-seg__b,.ap-seg__b::after,.ap-fld__i,.ap-anno__i,.ap-anno__path,.ap-table__stage::before,.ap-table__stage::after,[data-ap-reveal],[data-ap-reveal] > *{transition:none!important;animation:none!important}
  [data-ap-reveal]{clip-path:none!important}
  [data-ap-reveal]::after{display:none!important}
  [data-ap-reveal] > *{opacity:1!important;transform:none!important}
  .ap-pill:hover .ap-pill__ar{transform:none}
}
.rm [data-ap-reveal]{clip-path:none!important}
.rm [data-ap-reveal]::after{display:none!important}
.rm [data-ap-reveal] > *{opacity:1!important;transform:none!important;transition:none!important}
.rm .ap-table__stage::before,.rm .ap-table__stage::after{transform:none!important;transition:none!important}
.rm .ap-table__stage::before{opacity:1!important}
.rm .ap-table__stage::after{opacity:.45!important}