html, body { margin: 0; }
  body { background: var(--surface); color: var(--ink); font-family: var(--font-body); }
  * { box-sizing: border-box; }
  .kit { position: relative; overflow-x: clip; --text-label: 0.84rem; }
  /* The shared header is injected into the #site-header placeholder div by site.js.
     display:contents removes that wrapper's box so the sticky <header class="nav">
     is bound to the full-height .kit (the page), not the wrapper — keeping it sticky. */
  #site-header { display: contents; }
  .center { text-align: center; }
  .band.tight { padding: 76px 0; }
  .section-soft { background: var(--surface-soft); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
  .wrap { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
  .eyebrow { font-family: var(--font-mono); font-size: .84rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; }
  .accent { color: var(--halley-blue); }

  /* Components — Button */
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: .55em; box-sizing: border-box; font-family: var(--font-body); font-weight: 500; letter-spacing: -0.01em; text-decoration: none; white-space: nowrap; cursor: pointer; border: 1px solid transparent; border-radius: var(--radius-pill); font-size: .95rem; padding: .78em 1.4em; transition: transform .18s var(--ease), box-shadow .25s ease, background .2s ease, color .2s ease, border-color .2s ease; }
  .btn:hover { transform: translateY(-1px); }
  .btn-sm { font-size: .88rem; padding: .62em 1.2em; }
  .btn-lg { font-size: 1rem; padding: .92em 1.7em; }
  .btn-primary { background: var(--halley-blue); color: #FFFFFF; box-shadow: var(--shadow-primary); }
  .btn-primary:hover { background: var(--halley-blue-deep); box-shadow: var(--shadow-primary-hv); }
  .btn-ghost-d { background: rgba(255,255,255,.04); color: #CFE6FF; border-color: var(--border-dark); }
  .btn-ghost-d:hover { background: rgba(255,255,255,.09); border-color: rgba(173,200,247,.30); }
  .btn-default { background: #FFFFFF; color: var(--ink); border-color: var(--border); }
  .btn-default:hover { border-color: rgba(10,18,34,.22); }
  .btn-cyan { background: var(--halley-cyan); color: var(--space); box-shadow: 0 6px 18px rgba(84,214,236,.32); }
  .btn-cyan:hover { background: var(--halley-cyan-press, #2FBFD8); color: #FFFFFF; box-shadow: 0 10px 26px rgba(84,214,236,.42); }
  /* Anchor buttons (<a class="btn ...">) must keep their own text color on hover.
     Without this, the global `a:hover { color: link-hover }` (base.css) out-ranks the
     non-hover .btn-* color and turns the label blue (e.g. blue text on a blue button). */
  .btn-primary:hover { color: #FFFFFF; }
  .btn-default:hover { color: var(--ink); }
  .btn-ghost-d:hover { color: #FFFFFF; }

  /* Components — Badge / eyebrow */
  .badge { font-family: var(--font-mono); font-size: var(--text-label); font-weight: 500; text-transform: uppercase; letter-spacing: var(--tracking-eyebrow); color: var(--halley-blue); }

  /* FA accent icon convention */
  .light-blue-icon { color: var(--halley-blue); }
  .light-gray-icon { color: #54607A; }

  /* Nav — glass dark */
  header.nav { position: sticky; top: 0; z-index: 60; background: linear-gradient(180deg, #0A1730 0%, #060B18 100%); backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%); border-bottom: 1px solid var(--border-dark); box-shadow: 0 1px 0 rgba(173,200,247,.05) inset, 0 8px 30px rgba(4,9,20,.45); transition: background .3s; }
  .nav-row { display: flex; align-items: center; gap: 30px; height: 74px; }
  .brand { display: flex; align-items: center; gap: 10px; cursor: pointer; text-decoration: none; }
  .brand-logo { display: block; width: auto; filter: drop-shadow(0 2px 10px rgba(8,16,40,.45)) drop-shadow(0 0 14px rgba(84,214,236,.28)); transition: filter .25s ease; }
  .brand:hover .brand-logo { filter: drop-shadow(0 2px 10px rgba(8,16,40,.45)) drop-shadow(0 0 20px rgba(84,214,236,.5)); }
  .nav-links { display: flex; gap: 26px; margin-left: 14px; list-style: none; padding: 0; margin-top: 0; margin-bottom: 0; }
  .nav-links a { font-size: .92rem; color: var(--muted-d); font-weight: 400; transition: color .2s; text-decoration: none; }
  .nav-links a:hover { color: #FFFFFF; }
  .nav-cta { margin-left: auto; display: flex; align-items: center; gap: 20px; }
  .nav-cta .signin { font-size: .92rem; font-weight: 500; color: var(--star); text-decoration: none; white-space: nowrap; transition: color .2s; }
  .nav-cta .signin:hover { color: #FFFFFF; }
  .nav-cta .li-icon { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; color: var(--muted-d); border: 1px solid var(--border-dark); text-decoration: none; transition: color .2s, border-color .2s, background .2s; }
  .nav-cta .li-icon:hover { color: #FFFFFF; border-color: rgba(173,200,247,.30); background: rgba(255,255,255,.06); }

  /* Hero */
  .hero { position: relative; background: var(--glow-hero); color: #FFFFFF; overflow: hidden; border-bottom: 1px solid var(--border-dark); }
  .stars { position: absolute; inset: 0; pointer-events: none; opacity: .8;
    background-image:
      radial-gradient(1.4px 1.4px at 20% 30%, rgba(207,230,255,.9), transparent),
      radial-gradient(1.2px 1.2px at 65% 20%, rgba(207,230,255,.7), transparent),
      radial-gradient(1.5px 1.5px at 85% 42%, rgba(207,230,255,.8), transparent),
      radial-gradient(1px 1px at 42% 58%, rgba(207,230,255,.6), transparent),
      radial-gradient(1.3px 1.3px at 32% 80%, rgba(207,230,255,.55), transparent),
      radial-gradient(1px 1px at 73% 73%, rgba(207,230,255,.5), transparent); }
  .hero-grid { position: relative; display: grid; grid-template-columns: 1.02fr .98fr; gap: 54px; align-items: center; padding: 80px 28px 92px; }
  .hero h1 { font-family: var(--font-display); font-size: clamp(2.5rem,4.6vw,3.95rem); color: #FFFFFF; font-weight: 700; letter-spacing: -0.035em; line-height: 1.05; margin: 20px 0 0; }
  .hero h1 .grad { background: linear-gradient(95deg,#FFFFFF 30%, var(--star) 70%, var(--halley-cyan)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
  .hero .sub { margin-top: 22px; font-size: 1.14rem; line-height: 1.62; color: var(--muted-d); max-width: 34ch; font-weight: 300; }
  .hero .cta { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
  .hero .trust { margin-top: 38px; display: inline-grid; grid-template-columns: auto auto; gap: 13px 28px; font-family: var(--font-mono); font-size: .7rem; letter-spacing: .13em; text-transform: uppercase; color: rgba(201,214,240,.6); }
  .hero .trust > span { display: inline-flex; align-items: center; gap: 9px; white-space: nowrap; }
  .hero .trust > span::before { content: ""; flex: none; width: 4px; height: 4px; border-radius: 50%; background: var(--halley-cyan); box-shadow: 0 0 8px var(--halley-cyan); }
  .hero .trust img { height: 15px; opacity: .85; filter: brightness(0) invert(1); }

  /* Grounded-answer product card */
  .answer { position: relative; background: linear-gradient(180deg,rgba(255,255,255,.97),rgba(244,248,255,.97)); color: var(--ink); border-radius: var(--radius-xl); padding: 22px; box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.5); }
  .answer::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: linear-gradient(140deg,rgba(84,214,236,.5),rgba(47,107,246,.25),transparent 60%); -webkit-mask: linear-gradient(#0A1122 0 0) content-box,linear-gradient(#0A1122 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
  .answer .head { display: flex; align-items: center; gap: 10px; padding-bottom: 14px; border-bottom: 1px solid var(--border-soft); }
  .answer .head img { width: 42px; height: 42px; border-radius: 10px; }
  .answer .head .nm { font-family: var(--font-display); font-weight: 600; font-size: .95rem; }
  .answer .head .chip { margin-left: auto; font-family: var(--font-mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; color: var(--halley-blue); background: rgba(47,107,246,.1); padding: 4px 9px; border-radius: var(--radius-pill); }
  .answer .q { margin: 16px 0 4px; font-size: .82rem; color: var(--muted); font-family: var(--font-mono); letter-spacing: .02em; }
  .answer .a { font-size: 1.02rem; line-height: 1.55; color: #233049; }
  .answer .a b { font-weight: 600; color: var(--ink); }
  .answer .cites { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
  .cite { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; font-size: .74rem; color: #33405e; background: #FFFFFF; border: 1px solid var(--border-soft); border-radius: 10px; padding: 7px 11px; box-shadow: var(--shadow-sm); }
  .cite i { color: var(--halley-blue); font-size: .8rem; }
  .answer .verify { margin-top: 14px; display: flex; align-items: center; gap: 7px; font-size: .76rem; color: var(--status-up); }
  .float-badge { position: absolute; right: -14px; bottom: -22px; background: #FFFFFF; color: var(--ink); border: 1px solid var(--border-soft); border-radius: 13px; padding: 10px 15px 10px 11px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 11px; }
  .float-badge .ic { flex: none; width: 36px; height: 36px; border-radius: 9px; display: grid; place-items: center; background: var(--grad-primary); color: #060B18; font-size: .95rem; box-shadow: 0 5px 14px rgba(47,107,246,.34); }
  .float-badge .t { font-size: .74rem; line-height: 1.3; color: var(--muted); }
  .float-badge .t b { display: block; font-family: var(--font-display); font-size: .86rem; font-weight: 600; color: var(--ink); margin-bottom: 1px; }

  /* Logo cloud */
  .cloud { background: var(--surface); padding: 46px 0 8px; }
  #platform { padding-top: 58px; }
  .cloud .lbl { text-align: center; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
  .cloud .logos { display: flex; justify-content: center; align-items: center; gap: 54px; flex-wrap: wrap; margin-top: 26px; list-style: none; padding: 0; }
  .cloud .logos img { height: 40px; filter: grayscale(1) opacity(.55); transition: filter .25s, opacity .25s; }
  .cloud .logos img:hover { filter: grayscale(0) opacity(1); }

  /* Sections */
  section.band { padding: 100px 0; }
  .sec-head { max-width: 660px; }
  .sec-head h2 { font-family: var(--font-display); font-size: clamp(2rem,3.2vw,2.85rem); margin: 14px 0 0; letter-spacing: -0.03em; }
  .sec-head p { margin-top: 16px; font-size: 1.12rem; color: var(--muted); font-weight: 300; }

  /* Platform trio */
  .trio { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 52px; }
  .pcard { position: relative; background: var(--surface); border: 1px solid var(--border-soft); border-radius: var(--radius-xl); padding: 30px 26px 28px; box-shadow: var(--shadow-sm); transition: transform .22s var(--ease), box-shadow .25s ease, border-color .25s; overflow: hidden; }
  .pcard::after { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg,var(--halley-cyan),var(--halley-blue)); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
  .pcard:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(47,107,246,.25); }
  .pcard:hover::after { transform: scaleX(1); }
  .pcard .ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-size: 1.15rem; color: var(--halley-blue); background: linear-gradient(160deg,rgba(84,214,236,.16),rgba(47,107,246,.12)); border: 1px solid rgba(47,107,246,.16); }
  .pcard h3 { font-family: var(--font-display); font-size: 1.4rem; margin: 20px 0 0; letter-spacing: -0.02em; }
  .pcard h3 sup { font-size: .42em; opacity: .55; vertical-align: super; }
  .pcard p { margin-top: 10px; color: var(--muted); font-size: .98rem; font-weight: 300; }
  .pcard .best { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border-soft); font-size: .82rem; color: #33405e; }
  .pcard .best b { font-family: var(--font-mono); font-size: .66rem; letter-spacing: .1em; text-transform: uppercase; color: var(--halley-blue); font-weight: 500; display: block; margin-bottom: 4px; }

  /* Showcase split */
  .showcase { background: var(--surface-soft); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
  .split { display: grid; grid-template-columns: 1fr 1.08fr; gap: 60px; align-items: center; }
  .split h2 { font-family: var(--font-display); font-size: clamp(1.9rem,3vw,2.6rem); margin: 14px 0 0; letter-spacing: -0.03em; }
  .split .lead2 { margin-top: 16px; color: var(--muted); font-size: 1.08rem; font-weight: 300; }
  .split .feat { display: flex; gap: 14px; margin-top: 22px; }
  .split .feat .ic { flex: none; width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; color: var(--halley-blue); background: rgba(47,107,246,.1); font-size: .85rem; }
  .split .feat .ft { font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; }
  .split .feat .fp { color: var(--muted); font-size: .93rem; margin-top: 2px; font-weight: 300; }

  /* Insights mock */
  .mock { background: #FFFFFF; border: 1px solid var(--border-soft); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); overflow: hidden; }
  .mock .bar { display: flex; align-items: center; gap: 8px; padding: 13px 16px; border-bottom: 1px solid var(--border-soft); background: linear-gradient(180deg,#FFFFFF,#F8FBFF); }
  .mock .bar .d { width: 10px; height: 10px; border-radius: 50%; background: #D2E4F7; }
  .mock .bar .ttl { margin-left: 8px; font-family: var(--font-mono); font-size: .72rem; color: var(--muted); letter-spacing: .04em; }
  .mock .body { padding: 20px; }
  .mrow { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
  .stat { border: 1px solid var(--border-soft); border-radius: 12px; padding: 14px; }
  .stat .k { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
  .stat .v { font-family: var(--font-display); font-weight: 700; font-size: 1.7rem; margin-top: 6px; letter-spacing: -0.03em; }
  .stat .v .up { font-size: .7rem; color: var(--status-up); vertical-align: middle; margin-left: 6px; font-family: var(--font-body); font-weight: 600; }
  .summary { margin-top: 16px; background: linear-gradient(160deg,rgba(84,214,236,.08),rgba(47,107,246,.06)); border: 1px solid rgba(47,107,246,.16); border-radius: 12px; padding: 15px; }
  .summary .sh { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .12em; text-transform: uppercase; color: var(--halley-blue); }
  .summary p { font-size: .92rem; color: #233049; margin-top: 8px; line-height: 1.55; }
  .bars { display: flex; align-items: flex-end; gap: 8px; height: 70px; margin-top: 16px; }
  .bars span { flex: 1; border-radius: 5px 5px 0 0; background: linear-gradient(180deg,var(--halley-blue),rgba(47,107,246,.35)); }

  /* Trust band */
  .trust-band { position: relative; background: radial-gradient(800px 400px at 85% 120%, rgba(84,214,236,.16), transparent 60%), linear-gradient(180deg,#0A1730,#0B1A38); color: #FFFFFF; overflow: hidden; }
  .pillars { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; margin-top: 48px; }
  .pillar .ic { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; color: var(--halley-cyan); background: rgba(84,214,236,.1); border: 1px solid var(--border-dark); font-size: 1rem; }
  .pillar h4 { font-family: var(--font-display); color: #FFFFFF; font-size: 1.08rem; margin: 16px 0 0; letter-spacing: -0.02em; }
  .pillar p { color: var(--muted-d); font-size: .9rem; margin-top: 8px; font-weight: 300; }

  /* Implementation */
  .impl-band { position: relative; background: radial-gradient(720px 380px at 12% -12%, rgba(47,107,246,.18), transparent 60%), radial-gradient(620px 360px at 92% 6%, rgba(84,214,236,.12), transparent 60%), linear-gradient(180deg,#0B1A38,#0A1730); color: #FFFFFF; overflow: hidden; border-top: 1px solid var(--border-dark); border-bottom: 1px solid var(--border-dark); }
  .steps { list-style: none; padding: 0; margin: 56px 0 0; display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; position: relative; }
  .steps::before { content: ""; position: absolute; top: 27px; left: 7%; right: 7%; height: 2px; background: linear-gradient(90deg, transparent, rgba(84,214,236,.55) 18%, rgba(47,107,246,.55) 82%, transparent); }
  .step { position: relative; }
  .step .n { position: relative; z-index: 1; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-mono); font-size: 1.1rem; font-weight: 500; color: #060B18; background: var(--grad-primary); box-shadow: 0 0 0 7px #0B1A38, 0 8px 22px rgba(47,107,246,.42); }
  .step h4 { font-family: var(--font-display); color: #FFFFFF; font-size: 1.14rem; letter-spacing: -0.02em; margin: 20px 0 0; }
  .step p { color: var(--muted-d); font-size: .92rem; line-height: 1.55; margin-top: 8px; font-weight: 300; }
  .impl-foot { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--border-dark); }
  .deliver { font-size: 1rem; color: var(--star-soft); }
  .deliver .dl-lbl { display: block; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--halley-cyan); margin-bottom: 7px; }
  .deliver b { color: #FFFFFF; font-weight: 600; }

  /* Quote */
  .quote { max-width: 900px; }
  .quote .proof-note { margin-top: 20px; color: var(--muted); font-size: 1rem; line-height: 1.6; max-width: 62ch; font-weight: 300; }
  .quote .proof-note b { color: var(--ink); font-weight: 600; }
  .quote blockquote { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.5rem,2.6vw,2.15rem); line-height: 1.3; letter-spacing: -0.02em; margin: 18px 0 0; }
  .quote .by { margin-top: 24px; display: flex; align-items: center; gap: 13px; }
  .quote .by .logo { height: 30px; filter: grayscale(1) opacity(.7); }
  .quote .by .who { font-size: .92rem; color: var(--muted); }

  /* Pricing */
  .pricing-head { text-align: center; max-width: 640px; margin: 0 auto; }
  .pricing-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 22px; margin-top: 44px; align-items: stretch; }
  .plan { flex: 1 1 240px; max-width: 320px; padding: 1.5rem; text-align: center; background: var(--surface-card); border: 1px solid var(--border-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); transition: transform .2s ease, box-shadow .2s ease; }
  .plan:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
  .plan.featured { background: var(--ice-300); border-color: var(--ice-300); }
  .plan h4 { font-family: var(--font-display); font-size: 1.5rem; text-transform: uppercase; letter-spacing: .05em; color: var(--halley-blue); margin: 0 0 .75rem; }
  .plan.featured h4 { color: var(--ink); }
  .plan .price { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; letter-spacing: -.03em; color: var(--price-ink); margin: 0 0 .25rem; }
  .plan .price sub { font-size: .42em; font-weight: 500; letter-spacing: 0; color: var(--muted); vertical-align: baseline; }
  .plan .tagline { font-style: italic; color: var(--ink-soft); margin: 0 0 1rem; }
  .plan .feats { text-align: left; }
  .plan .feats p { margin: .5rem 0; font-size: .95rem; color: var(--ink-600); }
  .plan.featured .feats p { color: var(--ink); }
  .plan .feats i { margin-right: .4rem; }

  /* CTA band */
  .cta-band { position: relative; background: radial-gradient(700px 380px at 50% -20%, rgba(84,214,236,.22), transparent 60%), linear-gradient(180deg,#0B1A38,#070D1C); color: #FFFFFF; text-align: center; overflow: hidden; }
  .cta-band h2 { font-family: var(--font-display); font-size: clamp(2.2rem,4vw,3.4rem); color: #FFFFFF; letter-spacing: -0.03em; }
  .cta-band p { color: var(--muted-d); font-size: 1.14rem; margin-top: 16px; font-weight: 300; }
  .cta-band .cta { display: flex; gap: 14px; justify-content: center; margin-top: 30px; flex-wrap: wrap; }

  /* Footer */
  footer { background: #070D1C; color: var(--muted-d); padding: 64px 0 36px; border-top: 1px solid var(--border-dark); }
  .foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; }
  .foot-brand p { margin-top: 16px; font-size: .9rem; max-width: 30ch; font-weight: 300; }
  .fcol h5 { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(201,214,240,.5); margin: 0 0 14px; }
  .fcol a { display: block; font-size: .92rem; color: var(--muted-d); margin-bottom: 10px; transition: color .2s; text-decoration: none; }
  .fcol a:hover { color: #FFFFFF; }
  .foot-bot { display: flex; align-items: center; justify-content: space-between; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border-dark); font-size: .82rem; flex-wrap: wrap; gap: 12px; }
  .foot-bot .tag { font-family: var(--font-display); color: #CFE6FF; }

  /* Live status dots (footer) */
  .status-cluster { display: flex; align-items: center; gap: 18px; }
  .status-cluster .stat { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted-d); text-decoration: none; transition: color .2s; }
  .status-cluster .stat:hover { color: #FFFFFF; }
  .status-cluster .dot { position: relative; display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--status-up); box-shadow: 0 0 8px var(--status-up); }
  .status-cluster .dot::after { content: ""; position: absolute; top: 50%; left: 50%; width: 9px; height: 9px; border-radius: 50%; background: var(--status-up); transform: translate(-50%,-50%); animation: status-crown 2.4s infinite ease-out; pointer-events: none; }
  .status-cluster .dot img { position: absolute; inset: 0; width: 9px; height: 9px; border-radius: 50%; z-index: 1; }
  @keyframes status-crown { 0% { transform: translate(-50%,-50%) scale(1); opacity: .7; } 100% { transform: translate(-50%,-50%) scale(2.4); opacity: 0; } }
  @media (prefers-reduced-motion: reduce) { .status-cluster .dot::after { animation: none; opacity: 0; } }

  /* Chat modal panel */
  .chat-panel { position: fixed; right: 22px; bottom: 92px; height: min(620px, calc(100vh - 130px)); width: 400px; max-width: calc(100vw - 44px); background: #FFFFFF; border-radius: var(--radius-xl); border: 1px solid var(--border-soft); box-shadow: 0 24px 60px rgba(8,16,40,.32); transform: translateY(16px) scale(.98); transform-origin: bottom right; opacity: 0; pointer-events: none; transition: transform .26s var(--ease), opacity .22s ease; z-index: 100; display: flex; flex-direction: column; overflow: hidden; }
  .chat-panel.open { transform: translateY(0) scale(1); opacity: 1; pointer-events: auto; }
  .chat-head { display: flex; align-items: center; gap: 10px; padding: 16px 18px; border-bottom: 1px solid var(--border-soft); }
  .chat-head img { width: 38px; height: 38px; border-radius: 50%; }
  .chat-head .t { font-family: var(--font-script); font-size: 1.35rem; color: var(--ink); }
  .chat-head .actions { margin-left: auto; display: flex; align-items: center; gap: 4px; }
  .chat-head .reset, .chat-head .x { width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center; background: none; border: none; border-radius: 50%; cursor: pointer; color: var(--steel); font-size: 1rem; transition: background .2s, color .2s; }
  .chat-head .reset:hover, .chat-head .x:hover { background: var(--ice-100); color: var(--ink); }
  .chat-body { flex: 1; overflow-y: auto; padding: 14px 18px; }
  .chat-foot { padding: 14px 18px; border-top: 1px solid var(--border-soft); }
  .chat-foot-note { text-align: center; font-size: 0.7rem; color: var(--muted); margin-top: 10px; }
  .quick { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
  .quick button { font-family: var(--font-body); font-size: 0.8rem; background: var(--ice-100); border: 1px solid var(--ice-line); border-radius: var(--radius-pill); padding: 7px 14px; cursor: pointer; color: var(--ink); transition: background .2s; }
  .quick button:hover { background: var(--ice-300); }
  .scrim { position: fixed; inset: 0; background: rgba(6,11,24,.18); opacity: 0; pointer-events: none; transition: opacity .3s; z-index: 90; }
  .scrim.open { opacity: 1; pointer-events: auto; }

  /* Chat bubble */
  .cbub { display: flex; gap: 10px; align-items: flex-start; margin: 10px 0; }
  .cbub.assistant { justify-content: flex-start; }
  .cbub.user { justify-content: flex-end; }
  .cbub img { width: 34px; height: 34px; border-radius: 50%; flex: none; object-fit: cover; }
  .cbub .txt { font-family: var(--font-body); font-size: 1rem; line-height: 1.6; color: var(--ink); overflow-wrap: anywhere; }
  .cbub.assistant .txt { padding: 4px 0; max-width: 100%; }
  .cbub.user .txt { padding: 12px 20px; background: var(--ice-100); border-radius: 1.6em; max-width: 78%; }
  .cbub .txt p { margin: 0 0 10px; }
  .cbub .txt p:last-child { margin-bottom: 0; }
  .cbub .txt a { color: var(--halley-blue); text-decoration: none; font-weight: 500; }
  .cbub .txt a:hover { color: var(--halley-cyan); text-decoration: underline; }
  .cbub .txt strong { font-weight: 600; color: var(--ink); }
  .cbub .txt .chat-quick-reply-container { margin: 8px 0; }
  .cbub .txt .chat-quick-reply-button { font-family: var(--font-body); font-size: 0.82rem; background: var(--ice-100); border: 1px solid var(--ice-line); border-radius: var(--radius-pill); padding: 7px 14px; cursor: pointer; color: var(--ink); transition: background .2s, color .2s; }
  .cbub .txt .chat-quick-reply-button:hover { background: var(--ice-300); color: var(--halley-blue); }
  .chat-typing { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); }
  .chat-typing .typing { padding: 0; }
  .record-links-container { margin-top: 14px; width: 100%; }
  .record-links-label { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
  .record-links { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr; gap: 8px; }
  .record-links li { margin: 0; }
  .record-links li a { display: flex; align-items: center; justify-content: space-between; gap: 10px; background: var(--surface-soft); border: 1px solid var(--border-soft); border-radius: 8px; padding: 9px 11px; color: var(--ink-600); text-decoration: none; }
  .record-links li a:hover { background: #FFFFFF; box-shadow: var(--shadow-sm); }
  .link-name { flex: 1 1 auto; min-width: 0; }
  .link-icon { flex: none; color: var(--steel); font-size: .78rem; }

  /* Chat input */
  .cinput { display: flex; align-items: center; background: var(--surface-field); border-radius: 2em; box-shadow: var(--shadow-float); overflow: hidden; height: 60px; width: 100%; box-sizing: border-box; }
  .cinput input { flex: 1 1 0; min-width: 0; border: none; background: none; outline: none; font-family: var(--font-body); font-size: 1rem; color: var(--ink); padding: 0 20px; margin: 0 0 0 12px; height: 100%; }
  .cinput button { flex: 0 0 auto; background: var(--surface-field); border: none; border-left: 1px solid #D2E4F7; cursor: pointer; display: flex; align-items: center; justify-content: center; height: 100%; min-height: 44px; padding: 0 20px; color: var(--halley-blue); transition: color .2s; }
  .cinput button:hover { color: var(--halley-cyan); }
  .cinput input:disabled, .cinput button:disabled { cursor: wait; opacity: .62; }

  /* Launcher */
  .launcher-fixed { position: fixed; right: 22px; bottom: 22px; z-index: 80; }
  .launcher { position: relative; display: inline-flex; flex-direction: column; align-items: flex-end; }
  .launcher .greet { position: absolute; bottom: calc(100% + 10px); right: 0; display: flex; flex-direction: column; gap: 3px; background: var(--halley-blue); box-shadow: var(--shadow-float); border-radius: 13px; padding: 9px 26px 9px 12px; font-size: .74rem; line-height: 1.4; color: #FFFFFF; width: max-content; max-width: 360px; }
  .launcher .greet .l2 { white-space: nowrap; }
  .launcher .greet .l1 { font-weight: 600; font-size: .8rem; }
  .launcher .greet .badge-name { display: inline-block; color: var(--halley-blue); background: #FFFFFF; padding: 0 5px; border-radius: 5px; font-weight: 700; }
  .launcher .greet .greet-x { position: absolute; top: 8px; right: 9px; background: none; border: none; color: #FFFFFF; cursor: pointer; font-size: .72rem; font-weight: 700; line-height: 1; padding: 3px; opacity: .85; transition: opacity .2s; }
  .launcher .greet .greet-x:hover { opacity: 1; }
  .launcher .greet .tail { position: absolute; right: 40px; bottom: -8px; width: 0; height: 0; border-left: 9px solid transparent; border-right: 9px solid transparent; border-top: 9px solid var(--halley-blue); filter: drop-shadow(0 4px 3px rgba(8,16,40,.12)); }
  .launcher .fab-wrap { position: relative; }
  .launcher .fab { position: relative; display: block; width: 96px; height: 96px; border-radius: 50%; border: none; cursor: pointer; background: var(--halley-blue); box-shadow: var(--shadow-float); padding: 0; overflow: hidden; transition: background .2s ease-in-out; }
  .launcher .fab:hover { background: var(--halley-cyan); }
  .launcher .fab img { width: 100%; height: 100%; object-fit: cover; }
  .launcher .dot { position: absolute; top: 5px; right: 5px; width: 18px; height: 18px; border-radius: 50%; background: var(--halley-cyan); border: 1px solid #FFFFFF; box-shadow: 0 1px 3px rgba(8,16,40,.35); pointer-events: none; }
  .launcher-fixed.chat-open .greet, .launcher-fixed.greet-dismissed .greet { display: none; }

  /* ===== Interior pages (pricing, implementation, …) ===== */
  /* Page hero — dark, with breadcrumb */
  .page-hero { position: relative; background: var(--glow-hero); color: #FFFFFF; overflow: hidden; border-bottom: 1px solid var(--border-dark); }
  .page-hero .stars { position: absolute; inset: 0; pointer-events: none; opacity: .7;
    background-image:
      radial-gradient(1.4px 1.4px at 18% 32%, rgba(207,230,255,.9), transparent),
      radial-gradient(1.2px 1.2px at 62% 22%, rgba(207,230,255,.7), transparent),
      radial-gradient(1.5px 1.5px at 88% 44%, rgba(207,230,255,.8), transparent),
      radial-gradient(1px 1px at 40% 64%, rgba(207,230,255,.55), transparent),
      radial-gradient(1px 1px at 74% 74%, rgba(207,230,255,.5), transparent); }
  .page-hero .wrap { position: relative; padding: 58px 28px 64px; }
  .page-hero h1 { font-family: var(--font-display); font-size: clamp(2.1rem,3.6vw,3.1rem); color: #FFFFFF; font-weight: 700; letter-spacing: -0.03em; line-height: 1.08; margin: 16px 0 0; max-width: 20ch; }
  .page-hero .lede { margin-top: 18px; font-size: 1.12rem; line-height: 1.62; color: var(--muted-d); max-width: 64ch; font-weight: 300; }
  .page-hero .lede .hl { color: #FFFFFF; font-weight: 500; }
  .page-hero .lede a { color: var(--halley-cyan); text-decoration: none; }
  .page-hero .he-cta { margin-top: 28px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
  .page-hero .he-cta .note { font-size: .92rem; color: var(--muted-d); }
  .breadcrumbs { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: rgba(201,214,240,.6); }
  .breadcrumbs a { color: rgba(201,214,240,.6); text-decoration: none; transition: color .2s; }
  .breadcrumbs a:hover { color: #FFFFFF; }
  .breadcrumbs .sep { opacity: .5; }
  .powered { margin-top: 34px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: rgba(201,214,240,.55); }
  .powered img { height: 14px; opacity: .85; filter: brightness(0) invert(1); }

  /* Page-hero two-column grid + glance card */
  .ph-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center; }
  .hero-card { position: relative; background: linear-gradient(180deg,rgba(255,255,255,.97),rgba(244,248,255,.97)); color: var(--ink); border-radius: var(--radius-xl); padding: 24px; box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.5); }
  .hero-card::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: linear-gradient(140deg,rgba(84,214,236,.5),rgba(47,107,246,.25),transparent 60%); -webkit-mask: linear-gradient(#0A1122 0 0) content-box,linear-gradient(#0A1122 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
  .hero-card .hc-head { display: flex; align-items: center; gap: 10px; padding-bottom: 14px; border-bottom: 1px solid var(--border-soft); }
  .hero-card .hc-head .ic { flex: none; width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--grad-primary); color: #060B18; font-size: .9rem; box-shadow: 0 5px 14px rgba(47,107,246,.3); }
  .hero-card .hc-head .t { font-family: var(--font-display); font-weight: 600; font-size: 1rem; }
  .hero-card .hc-head .chip { margin-left: auto; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; color: var(--halley-blue); background: rgba(47,107,246,.1); padding: 4px 9px; border-radius: var(--radius-pill); }

  /* Pricing glance — tier rows */
  .hc-tiers { display: flex; flex-direction: column; margin-top: 4px; }
  .hc-tier { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--border-soft); }
  .hc-tier:last-of-type { border-bottom: none; }
  .hc-tier .nm { font-family: var(--font-display); font-weight: 600; font-size: 1rem; }
  .hc-tier .nm small { display: block; font-family: var(--font-body); font-weight: 300; font-size: .78rem; color: var(--muted); margin-top: 2px; }
  .hc-tier .pr { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: -.02em; white-space: nowrap; }
  .hc-tier .pr sub { font-size: .5em; font-weight: 500; color: var(--muted); }
  .hc-tier.feat { margin: 4px -12px; padding: 13px 12px; background: linear-gradient(160deg,rgba(84,214,236,.12),rgba(47,107,246,.08)); border: 1px solid rgba(47,107,246,.16); border-radius: 12px; }
  .hc-tier.feat .pr { color: var(--halley-blue); }
  .hc-foot { margin-top: 16px; display: flex; align-items: center; gap: 8px; font-size: .78rem; color: var(--halley-blue); }
  .hc-foot i { font-size: .85rem; }

  /* Implementation glance — mini stepper */
  .hc-steps { display: flex; flex-direction: column; margin-top: 4px; }
  .hc-step { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
  .hc-step:last-of-type { border-bottom: none; }
  .hc-step .n { flex: none; width: 27px; height: 27px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-mono); font-size: .72rem; font-weight: 500; color: #060B18; background: var(--grad-primary); }
  .hc-step .tx b { font-family: var(--font-display); font-size: .96rem; display: block; }
  .hc-step .tx span { font-size: .82rem; color: var(--muted); line-height: 1.45; display: block; margin-top: 2px; }

  /* Centered section head */
  .sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
  .sec-head.center p { margin-left: auto; margin-right: auto; }

  /* Benefit chips */
  .benefits { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 24px; margin-top: 24px; }
  .benefits .b { display: inline-flex; align-items: center; gap: 8px; font-size: .9rem; color: var(--ink-600); }
  .benefits .b i { color: var(--halley-blue); }

  /* Plan group sub-heading */
  .plan-group { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: -0.02em; margin: 56px 0 4px; text-align: center; color: var(--ink); }
  .plan-group sup { font-size: .42em; opacity: .55; vertical-align: super; }

  /* Plan card extras */
  .plan.featured .badge-pop { display: inline-block; margin-bottom: 10px; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .12em; text-transform: uppercase; color: #060B18; background: var(--halley-cyan); padding: 3px 10px; border-radius: var(--radius-pill); font-weight: 600; }
  .plan .feats sub { color: var(--muted); }
  .plan .feats strong { font-weight: 600; }
  .pricing-notes { text-align: center; font-size: .8rem; color: var(--muted); margin-top: 18px; }

  /* Comparison table */
  .table-wrap { overflow-x: auto; margin-top: 28px; border: 1px solid var(--border-soft); border-radius: var(--radius-lg); }
  .cmp { width: 100%; border-collapse: collapse; font-size: .92rem; min-width: 620px; }
  .cmp th, .cmp td { padding: 13px 16px; border-bottom: 1px solid var(--border-soft); text-align: left; vertical-align: middle; }
  .cmp thead .plan-col { font-family: var(--font-display); font-weight: 600; font-size: 1rem; text-align: center; width: 130px; }
  /* Even-width, left-aligned variant for text-cell tables (e.g. data sources) */
  .cmp.cmp-even { table-layout: fixed; }
  .cmp.cmp-even th, .cmp.cmp-even td { width: 25%; text-align: left; vertical-align: top; }
  .cmp.cmp-even thead .plan-col { text-align: left; width: 25%; }
  .cmp thead .cat { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--halley-blue); }
  .cmp .grp td { background: var(--surface-soft); font-family: var(--font-display); font-weight: 600; color: var(--ink); }
  .cmp .grp td i { color: var(--halley-blue); margin-right: 8px; }
  .cmp td.c { text-align: center; }
  .cmp td a { color: var(--halley-blue); text-decoration: none; }
  .cmp td a:hover { text-decoration: underline; }
  .cmp .yes { color: var(--status-up); }
  .cmp .opt { color: var(--steel); }
  .cmp .hl { color: var(--halley-blue); font-weight: 600; }
  .cmp tfoot td { font-size: .76rem; color: var(--muted); border-bottom: none; }
  .cmp sup { color: var(--halley-blue); }

  /* Items grid (icon + title + copy) */
  .items { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 48px; text-align: left; }
  .item .ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-size: 1.15rem; color: var(--halley-blue); background: linear-gradient(160deg,rgba(84,214,236,.16),rgba(47,107,246,.12)); border: 1px solid rgba(47,107,246,.16); }
  .item h3 { font-family: var(--font-display); font-size: 1.18rem; margin: 16px 0 0; letter-spacing: -0.02em; }
  .item p { margin-top: 8px; color: var(--muted); font-size: .96rem; font-weight: 300; line-height: 1.55; }
  .items.dark .item .ic { color: var(--halley-cyan); background: rgba(84,214,236,.1); border-color: var(--border-dark); }
  .items.dark .item h3 { color: #FFFFFF; }
  .items.dark .item p { color: var(--muted-d); }

  /* Callout note */
  .callout { text-align: left; margin: 28px 0 0; background: var(--surface-soft); border: 1px solid var(--border-soft); border-left: 3px solid var(--halley-cyan); border-radius: 10px; padding: 18px 20px; }
  .callout p { color: var(--ink-600); font-size: .98rem; line-height: 1.62; }
  .callout strong { color: var(--ink); font-weight: 600; }
  .callout .actions { margin-top: 14px; }
  .callout.on-dark { background: rgba(84,214,236,.06); border-color: var(--border-dark); border-left-color: var(--halley-cyan); }
  .callout.on-dark p { color: var(--star-soft); }
  .callout.on-dark strong { color: #FFFFFF; }

  /* Generic body prose inside centered sections */
  .prose { max-width: 70ch; margin: 18px auto 0; color: var(--muted); font-size: 1.06rem; line-height: 1.65; font-weight: 300; }
  .prose strong { color: var(--ink); font-weight: 600; }
  .prose.on-dark { color: var(--muted-d); }
  .prose.on-dark strong { color: #FFFFFF; }

  /* Team grid (About) */
  .team-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-top: 48px; text-align: left; }
  .team-card { background: var(--surface-card); border: 1px solid var(--border-soft); border-radius: var(--radius-xl); padding: 26px 24px; box-shadow: var(--shadow-sm); transition: transform .22s var(--ease), box-shadow .25s ease, border-color .25s; }
  .team-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(47,107,246,.25); }
  .team-card img { width: 74px; height: 74px; border-radius: 50%; object-fit: cover; box-shadow: var(--shadow-avatar); }
  .team-card h4 { font-family: var(--font-display); font-size: 1.18rem; margin: 16px 0 0; letter-spacing: -0.02em; }
  .team-card .title { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--halley-blue); margin: 5px 0 0; }
  .team-card p { margin-top: 10px; color: var(--muted); font-size: .92rem; font-weight: 300; line-height: 1.55; }

  /* Long-form doc (legal: security, privacy; story prose) */
  .doc { max-width: 820px; margin: 4px auto 0; text-align: left; }
  .doc .doc-sec { padding: 26px 0; border-top: 1px solid var(--border-soft); }
  .doc .doc-sec:first-child { border-top: none; padding-top: 8px; }
  .doc h3 { font-family: var(--font-display); font-size: 1.26rem; letter-spacing: -0.02em; margin: 0 0 12px; }
  .doc h4 { font-family: var(--font-display); font-size: 1.02rem; margin: 16px 0 8px; }
  .doc p { color: var(--ink-600); font-size: 1rem; line-height: 1.65; margin: 0 0 12px; }
  .doc p:last-child { margin-bottom: 0; }
  .doc strong { color: var(--ink); font-weight: 600; }
  .doc ul { margin: 8px 0 0; padding-left: 20px; color: var(--ink-600); }
  .doc ul li { margin: 7px 0; line-height: 1.55; }
  .doc a { color: var(--halley-blue); text-decoration: none; }
  .doc a:hover { text-decoration: underline; }
  .doc-meta { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-top: 6px; }

  /* Lab model cards */
  .model-foot { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border-soft); font-family: var(--font-mono); font-size: .72rem; letter-spacing: .04em; color: var(--muted); }
  .model-foot code { background: var(--ice-100); border: 1px solid var(--ice-line); border-radius: 5px; padding: 1px 7px; color: var(--ink); }
  .pcard .pc-meta { font-family: var(--font-mono); font-size: .72rem; color: var(--halley-blue); margin: 10px 0 0; letter-spacing: .03em; }

  /* Hero chat input (AI Lab) */
  .hero-chat { display: flex; align-items: center; background: #FFFFFF; border-radius: 2em; box-shadow: var(--shadow-lg); overflow: hidden; height: 58px; max-width: 520px; margin-top: 28px; }
  .hero-chat input { flex: 1 1 0; min-width: 0; border: none; background: none; outline: none; font-family: var(--font-body); font-size: 1rem; color: var(--ink); padding: 0 20px; margin-left: 8px; height: 100%; }
  .hero-chat button { flex: 0 0 auto; background: #FFFFFF; border: none; border-left: 1px solid #D2E4F7; cursor: pointer; display: flex; align-items: center; justify-content: center; height: 100%; padding: 0 22px; color: var(--halley-blue); transition: color .2s; }
  .hero-chat button:hover { color: var(--halley-cyan); }

  /* Spotlight (AI Lab case study) */
  .spotlight-card { background: var(--surface-card); border: 1px solid var(--border-soft); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); padding: 30px; text-align: center; }
  .spotlight-card img { height: 46px; filter: grayscale(1) opacity(.8); }
  .spotlight-card .tagpill { display: inline-block; margin-top: 18px; color: var(--halley-blue); background: rgba(47,107,246,.1); padding: 5px 12px; border-radius: var(--radius-pill); font-family: var(--font-mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }

  /* Article pages (AI Guide) */
  .reading-time { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin: 0 0 18px; }
  .def { font-size: 1.1rem; line-height: 1.6; color: var(--muted-d); font-weight: 300; }
  .def strong { color: #FFFFFF; font-weight: 600; }
  .def em { color: var(--halley-cyan); font-style: normal; }
  .aka { margin-top: 12px; font-size: .95rem; color: var(--muted-d); }
  .aka strong { color: #FFFFFF; }
  .doc .key-features { list-style: none; padding: 0; margin: 4px 0 0; }
  .doc .key-features li { position: relative; padding-left: 26px; margin: 12px 0; line-height: 1.55; }
  .doc .key-features li::before { content: "\f00c"; font-family: "Font Awesome 5 Free"; font-weight: 900; position: absolute; left: 0; top: 1px; color: var(--halley-blue); font-size: .82rem; }
  .doc .box { margin-top: 18px; background: var(--surface-soft); border: 1px solid var(--border-soft); border-left: 3px solid var(--halley-cyan); border-radius: 10px; padding: 16px 18px; color: var(--ink-600); }
  .doc .box .highlight, .doc .hl-mark { color: var(--halley-blue); font-weight: 600; }
  .doc .byline { font-size: .85rem; color: var(--muted); margin-top: 22px; }
  .doc .byline strong { color: var(--ink); }

  /* Metrics grid (case study) */
  .metrics { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; margin: 30px 0; text-align: left; }
  .metric { border: 1px solid var(--border-soft); border-radius: 12px; padding: 16px; background: var(--surface-card); }
  .metric strong { display: block; font-family: var(--font-display); font-size: 1.02rem; margin-bottom: 6px; color: var(--ink); }
  .metric span { color: var(--muted); font-size: .9rem; font-weight: 300; line-height: 1.5; }
  .logo-inline { max-width: 180px; height: auto; float: left; margin: 4px 20px 10px 0; }
  @media (max-width: 980px) { .metrics { grid-template-columns: 1fr 1fr; } }
  @media (max-width: 560px) { .metrics { grid-template-columns: 1fr; } .logo-inline { float: none; display: block; margin: 0 auto 16px; } }

  /* ===== Commercial blocks (solutions, customers, schedule, trust) ===== */
  /* Big-stat proof band */
  .stat-band { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; margin-top: 8px; }
  .stat-band .s { text-align: center; }
  .stat-band .s .n { font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem,3.4vw,2.9rem); letter-spacing: -0.03em; line-height: 1; background: linear-gradient(95deg,#FFFFFF 20%, var(--star) 70%, var(--halley-cyan)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
  .stat-band .s .l { margin-top: 10px; font-size: .9rem; color: var(--muted-d); font-weight: 300; }
  .stat-band.on-light .s .n { background: none; -webkit-text-fill-color: initial; color: var(--halley-blue); }
  .stat-band.on-light .s .l { color: var(--muted); }

  /* Logo wall */
  .logo-wall { display: grid; grid-template-columns: repeat(5,1fr); gap: 24px; align-items: center; margin-top: 44px; }
  .logo-wall .lw { display: flex; align-items: center; justify-content: center; padding: 22px 16px; background: var(--surface-card); border: 1px solid var(--border-soft); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
  .logo-wall .lw img { max-height: 34px; max-width: 100%; filter: grayscale(1) opacity(.6); transition: filter .25s; }
  .logo-wall .lw:hover img { filter: grayscale(0) opacity(1); }

  /* Case card (customers hub) */
  .case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 48px; }
  .case-card { display: flex; flex-direction: column; background: var(--surface-card); border: 1px solid var(--border-soft); border-radius: var(--radius-xl); padding: 26px 24px; box-shadow: var(--shadow-sm); transition: transform .22s var(--ease), box-shadow .25s ease, border-color .25s; text-decoration: none; color: inherit; }
  .case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(47,107,246,.25); }
  .case-card .logo { height: 28px; filter: grayscale(1) opacity(.7); align-self: flex-start; }
  .case-card .vert { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .12em; text-transform: uppercase; color: var(--halley-blue); margin: 18px 0 0; }
  .case-card h3 { font-family: var(--font-display); font-size: 1.2rem; letter-spacing: -0.02em; margin: 8px 0 0; }
  .case-card p { color: var(--muted); font-size: .94rem; font-weight: 300; margin-top: 10px; line-height: 1.55; flex: 1; }
  .case-card .more { margin-top: 16px; font-size: .88rem; font-weight: 500; color: var(--halley-blue); display: inline-flex; align-items: center; gap: 7px; }

  /* Pull-quote / testimonial */
  .pullquote { max-width: 860px; margin: 0 auto; text-align: center; }
  .pullquote blockquote { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.5rem,2.6vw,2.1rem); line-height: 1.32; letter-spacing: -0.02em; margin: 0; }
  .pullquote blockquote .accent { color: var(--halley-blue); }
  .pullquote .by { margin-top: 22px; display: inline-flex; align-items: center; gap: 12px; }
  .pullquote .by img { height: 28px; filter: grayscale(1) opacity(.7); }
  .pullquote .by .who { font-size: .92rem; color: var(--muted); text-align: left; }

  /* Forms (schedule / contact) */
  .form-card { background: var(--surface-card); border: 1px solid var(--border-soft); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); padding: 30px; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .field { display: flex; flex-direction: column; gap: 7px; margin-top: 16px; }
  .field.full { grid-column: 1 / -1; }
  .field label { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
  .field input, .field select, .field textarea { font-family: var(--font-body); font-size: 1rem; color: var(--ink); background: var(--surface-field); border: 1px solid var(--ice-line); border-radius: 12px; padding: 12px 14px; outline: none; transition: border-color .2s, box-shadow .2s; width: 100%; }
  .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--halley-blue); box-shadow: 0 0 0 3px rgba(47,107,246,.14); }
  .field textarea { resize: vertical; min-height: 96px; }
  .form-note { font-size: .8rem; color: var(--muted); margin-top: 14px; }
  .form-note a { color: var(--halley-blue); text-decoration: none; }
  .form-ok { display: none; text-align: center; padding: 24px; }
  .form-ok.show { display: block; }
  .form-ok .ic { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 14px; background: var(--grad-primary); color: #060B18; font-size: 1.4rem; }
  .form-ok h3 { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: -0.02em; }
  .form-ok p { color: var(--muted); margin-top: 8px; }
  .form-aside { align-self: start; }
  .form-aside .fa-li { display: flex; gap: 12px; margin-top: 18px; }
  .form-aside .fa-li .ic { flex: none; width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; color: var(--halley-blue); background: rgba(47,107,246,.1); font-size: .85rem; }
  .form-aside .fa-li b { font-family: var(--font-display); font-weight: 600; font-size: 1rem; display: block; }
  .form-aside .fa-li span { color: var(--muted); font-size: .92rem; font-weight: 300; }

  /* Conversational intake (Halley Convert™ — mirrors the real chat-style form) */
  .convo { display: flex; flex-direction: column; background: #FFFFFF; border: 1px solid var(--border-soft); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); overflow: hidden; height: 520px; }
  .convo .c-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--border-soft); }
  .convo .c-head img { width: 36px; height: 36px; border-radius: 50%; }
  .convo .c-head .t { font-family: var(--font-script); font-size: 1.3rem; color: var(--ink); }
  .convo .c-head .reset { margin-left: auto; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; color: var(--steel); background: none; border: 1px solid var(--border-soft); border-radius: var(--radius-pill); padding: 5px 11px; cursor: pointer; transition: color .2s, border-color .2s; }
  .convo .c-head .reset:hover { color: var(--ink); border-color: rgba(10,18,34,.22); }
  .convo .c-body { flex: 1; overflow-y: auto; padding: 14px 16px; }
  .convo .c-foot { padding: 12px 14px; border-top: 1px solid var(--border-soft); }
  .convo .c-note { text-align: center; font-size: .66rem; color: var(--muted); margin-top: 9px; }
  .convo .cinput.disabled { opacity: .55; pointer-events: none; }
  .primitive { display: inline-flex; align-items: center; background: var(--surface-field); border: 1px solid var(--ice-line); border-radius: 12px; overflow: hidden; margin: 8px 0 4px; max-width: 290px; transition: border-color .2s, box-shadow .2s; }
  .primitive:focus-within { border-color: var(--halley-blue); box-shadow: 0 0 0 3px rgba(47,107,246,.14); }
  .primitive input { border: none; background: none; outline: none; font-family: var(--font-body); font-size: .95rem; color: var(--ink); padding: 10px 12px; flex: 1; min-width: 0; }
  .primitive button { border: none; background: none; color: var(--halley-blue); cursor: pointer; padding: 0 13px; align-self: stretch; }
  .primitive button:hover { color: var(--halley-cyan); }
  .primitive.done { opacity: .55; pointer-events: none; }
  .chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 4px; }
  .chips button { font-family: var(--font-body); font-size: .8rem; background: var(--ice-100); border: 1px solid var(--ice-line); border-radius: var(--radius-pill); padding: 6px 13px; cursor: pointer; color: var(--ink); transition: background .2s; }
  .chips button:hover { background: var(--ice-300); }
  .typing { display: inline-flex; gap: 4px; padding: 8px 0; }
  .typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--steel); opacity: .5; animation: convo-blink 1.2s infinite ease-in-out; }
  .typing span:nth-child(2) { animation-delay: .2s; }
  .typing span:nth-child(3) { animation-delay: .4s; }
  @keyframes convo-blink { 0%,80%,100% { opacity: .3; } 40% { opacity: 1; } }

  /* AI Guide index (TOC hub) */
  .guide-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; margin-top: 48px; text-align: left; align-items: start; }
  .guide-col .cnt { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; color: var(--halley-blue); }
  .guide-col h3 { font-family: var(--font-display); font-size: 1.22rem; letter-spacing: -0.02em; margin: 8px 0 0; }
  .guide-col ul { list-style: none; padding: 0; margin: 14px 0 0; }
  .guide-col li { border-top: 1px solid var(--border-soft); }
  .guide-col li a { display: flex; align-items: center; gap: 10px; padding: 12px 0; color: var(--ink-600); text-decoration: none; font-size: .95rem; line-height: 1.4; transition: color .2s; }
  .guide-col li a:hover { color: var(--halley-blue); }
  .guide-col li a .arr { margin-left: auto; flex: none; opacity: 0; transform: translateX(-4px); transition: opacity .2s, transform .2s; color: var(--halley-blue); font-size: .8rem; }
  .guide-col li a:hover .arr { opacity: 1; transform: translateX(0); }
  .guide-col li a .soon { margin-left: auto; flex: none; font-family: var(--font-mono); font-size: .56rem; letter-spacing: .1em; text-transform: uppercase; color: var(--steel); border: 1px solid var(--border-soft); border-radius: var(--radius-pill); padding: 2px 8px; }
  @media (max-width: 940px) { .guide-grid { grid-template-columns: 1fr 1fr; } }
  @media (max-width: 560px) { .guide-grid { grid-template-columns: 1fr; } }

  /* Trust center pillars reuse .pillars/.items; trust links list */
  .trust-docs { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 40px; }
  .trust-doc { display: flex; align-items: center; gap: 16px; background: var(--surface-card); border: 1px solid var(--border-soft); border-radius: var(--radius-lg); padding: 20px 22px; box-shadow: var(--shadow-sm); text-decoration: none; color: inherit; transition: transform .2s, box-shadow .2s, border-color .2s; }
  .trust-doc:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: rgba(47,107,246,.25); }
  .trust-doc .ic { flex: none; width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; color: var(--halley-blue); background: rgba(47,107,246,.1); font-size: 1rem; }
  .trust-doc b { font-family: var(--font-display); font-size: 1.05rem; }
  .trust-doc span { display: block; color: var(--muted); font-size: .9rem; font-weight: 300; margin-top: 2px; }
  .trust-doc .arr { margin-left: auto; color: var(--halley-blue); }

  @media (max-width: 940px) {
    .stat-band { grid-template-columns: 1fr 1fr; gap: 28px; }
    .logo-wall { grid-template-columns: repeat(3,1fr); }
    .case-grid { grid-template-columns: 1fr 1fr; }
    .trust-docs { grid-template-columns: 1fr; }
  }
  @media (max-width: 560px) {
    .stat-band { grid-template-columns: 1fr 1fr; }
    .logo-wall { grid-template-columns: 1fr 1fr; }
    .case-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
  }

  @media (max-width: 940px) {
    .items { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 560px) {
    .items { grid-template-columns: 1fr; }
  }

  @media (max-width: 940px) {
    .hero-grid, .split, .foot-grid, .ph-grid { grid-template-columns: 1fr; gap: 40px; }
    .trio, .pillars, .mrow { grid-template-columns: 1fr 1fr; }
    .steps { grid-template-columns: 1fr 1fr; gap: 30px 24px; }
    .steps::before { display: none; }
    .nav-links { display: none; }
    .float-badge { right: 10px; }
  }
  @media (max-width: 560px) {
    .trio, .pillars, .mrow { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr; }
    section.band { padding: 72px 0; }
  }