/* WeForAds hi-fi page redesigns — shared system
   Loaded on /ad-formats, /header-bidding, /ai-optimization only.
   Coexists with /assets/css/global-nav.css + global-footer.css (both `.wfa-*` prefixed). */
@import url('https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700&family=Geist+Mono:wght@400;500&family=Instrument+Serif:ital@0;1&display=swap');

:root{
  --bg:#030912;
  --bg-1:#060e1d;
  --bg-2:#0a1428;
  --bg-3:#0f1d38;
  --ink:#e6efff;
  --ink-2:#9fb2cf;
  --ink-3:#5d7299;
  --line:rgba(120,150,200,.14);
  --line-2:rgba(120,150,200,.28);
  --cyan:#00e5ff;
  --blue:#3b82ff;
  --violet:#9b6bff;
  --lime:#b8ff5c;
  --amber:#ffb547;
  --rose:#ff5b8a;

  --grad-1: linear-gradient(135deg, #00e5ff 0%, #3b82ff 50%, #9b6bff 100%);
  --glow-cyan: 0 0 32px rgba(0,229,255,.35);
  --glow-violet: 0 0 32px rgba(155,107,255,.35);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);font-family:'Geist',sans-serif;-webkit-font-smoothing:antialiased;font-feature-settings:"ss01","cv11"}
body{
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(0,229,255,.08), transparent 60%),
    radial-gradient(1000px 500px at -10% 30%, rgba(155,107,255,.08), transparent 60%),
    var(--bg);
  min-height:100vh;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;background:none;border:0;color:inherit}
.serif{font-family:'Instrument Serif',serif;font-weight:400;letter-spacing:-.01em}
.mono{font-family:'Geist Mono',monospace;font-variant-numeric:tabular-nums}

/* ============ PAGE PRIMITIVES ============ */
.page{padding:48px 28px 120px;max-width:1400px;margin:0 auto}
.eyebrow{font-family:'Geist Mono',monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan)}
.eyebrow.violet{color:var(--violet)}
.eyebrow.muted{color:var(--ink-3)}
.h1{font-family:'Instrument Serif',serif;font-size:clamp(54px,7vw,108px);line-height:.96;letter-spacing:-.025em;font-weight:400}
.h1 .it{font-style:italic;color:var(--ink-2)}
.h1 .grad{background:var(--grad-1);-webkit-background-clip:text;background-clip:text;color:transparent}
.h2{font-family:'Instrument Serif',serif;font-size:clamp(38px,4.4vw,68px);line-height:1;letter-spacing:-.02em}
.h3{font-size:24px;font-weight:500;letter-spacing:-.015em}
.lead{font-size:18px;color:var(--ink-2);line-height:1.55;max-width:60ch}
.pill{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;border:1px solid var(--line-2);font-size:12px;color:var(--ink-2);background:rgba(255,255,255,.02)}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 22px;border-radius:999px;background:var(--ink);color:var(--bg);font-weight:500;font-size:14px;transition:transform .15s}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:14px 22px;border-radius:999px;border:1px solid var(--line-2);font-size:14px;color:var(--ink);transition:background .15s}
.btn-ghost:hover{background:rgba(255,255,255,.04)}
.card{background:linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.01));border:1px solid var(--line);border-radius:18px}
.card:hover{border-color:var(--line-2)}
.divider{height:1px;background:var(--line);margin:64px 0}

/* ============ AD FORMATS (Catalog) ============ */
.af-hero{position:relative;padding:60px 0 40px}
.af-hero-top{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;flex-wrap:wrap}
.af-hero-meta{display:flex;flex-direction:column;gap:18px;max-width:520px}
.af-hero h1{font-family:'Instrument Serif',serif;font-size:clamp(64px,8.5vw,128px);line-height:.92;letter-spacing:-.03em;font-weight:400}
.af-hero h1 .grad{background:var(--grad-1);-webkit-background-clip:text;background-clip:text;color:transparent}
.af-hero h1 .it{font-style:italic;color:var(--ink-2)}
.af-stats{display:flex;gap:36px;margin-top:8px}
.af-stat .n{font-family:'Instrument Serif',serif;font-size:48px;line-height:1;color:var(--ink)}
.af-stat .l{font-size:12px;color:var(--ink-3);margin-top:4px;font-family:'Geist Mono',monospace;letter-spacing:.05em;text-transform:uppercase}

.af-filters{
  margin-top:48px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  padding:18px 22px;background:rgba(10,20,40,.5);border:1px solid var(--line);border-radius:18px;
}
.af-filters-label{font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3);letter-spacing:.12em;text-transform:uppercase;margin-right:12px}
.af-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  font-size:13px;color:var(--ink-2);
  border:1px solid var(--line);
  transition:all .15s;
}
.af-chip:hover{color:var(--ink);border-color:var(--line-2)}
.af-chip.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.af-chip .ct{font-family:'Geist Mono',monospace;font-size:10px;opacity:.6}
.af-search{margin-left:auto;display:flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:rgba(0,0,0,.2);min-width:240px}
.af-search input{background:none;border:0;color:var(--ink);outline:none;font-family:inherit;font-size:13px;width:100%}
.af-search input::placeholder{color:var(--ink-3)}

.af-grid{
  margin-top:24px;
  display:grid;grid-template-columns:repeat(12,1fr);gap:14px;
}
.af-card{
  grid-column:span 4;
  background:linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.01));
  border:1px solid var(--line);border-radius:20px;
  padding:0;overflow:hidden;
  transition:all .2s;cursor:pointer;
  display:flex;flex-direction:column;
}
.af-card.feat{grid-column:span 6}
.af-card.tall{grid-column:span 4;grid-row:span 2}
.af-card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.af-card-preview{
  position:relative;
  height:220px;background:linear-gradient(180deg, #0c1830, #060e1d);
  overflow:hidden;display:flex;align-items:center;justify-content:center;
}
.af-card.feat .af-card-preview{height:280px}
.af-card.tall .af-card-preview{height:380px}
.af-card-meta{padding:18px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1}
.af-card-cat{font-family:'Geist Mono',monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan)}
.af-card-name{font-family:'Instrument Serif',serif;font-size:30px;letter-spacing:-.02em;line-height:1;color:var(--ink)}
.af-card.feat .af-card-name{font-size:40px}
.af-card-desc{font-size:13px;color:var(--ink-2);line-height:1.5}
.af-card-stats{display:flex;gap:16px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.af-card-stat{flex:1}
.af-card-stat .v{font-family:'Geist Mono',monospace;font-size:14px;color:var(--ink);font-weight:500}
.af-card-stat .l{font-size:10px;color:var(--ink-3);font-family:'Geist Mono',monospace;letter-spacing:.08em;text-transform:uppercase;margin-top:2px}

/* preview mocks inside cards */
.pv-frame{width:78%;height:78%;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:8px;position:relative;overflow:hidden}
.pv-bar{height:14px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.03);display:flex;align-items:center;gap:3px;padding:0 6px}
.pv-bar i{width:5px;height:5px;border-radius:50%;background:var(--ink-3);opacity:.4}
.pv-stub{padding:8px;display:flex;flex-direction:column;gap:5px}
.pv-stub .ln{height:4px;border-radius:2px;background:rgba(255,255,255,.06)}
.pv-stub .ln.w70{width:70%}.pv-stub .ln.w50{width:50%}.pv-stub .ln.w40{width:40%}.pv-stub .ln.w90{width:90%}
.pv-anchor{position:absolute;left:8%;right:8%;bottom:8%;height:42px;border-radius:8px;background:linear-gradient(180deg, rgba(0,229,255,.18), rgba(59,130,255,.18));border:1px solid rgba(0,229,255,.4);box-shadow:0 0 24px rgba(0,229,255,.25);display:flex;align-items:center;padding:0 10px;gap:8px}
.pv-anchor .sq{width:24px;height:24px;border-radius:4px;background:rgba(255,255,255,.1)}
.pv-anchor .tx{flex:1;display:flex;flex-direction:column;gap:3px}
.pv-anchor .tx .ln{height:4px;border-radius:2px;background:rgba(255,255,255,.4)}
.pv-anchor .tx .ln.s{width:60%;background:rgba(255,255,255,.25)}
.pv-anchor .x{width:14px;height:14px;border-radius:50%;background:rgba(255,255,255,.1);font-size:8px;color:var(--ink-2);display:flex;align-items:center;justify-content:center}
.pv-inimage{position:absolute;left:18%;top:30%;width:64%;height:38%;border-radius:6px;background:linear-gradient(135deg, #0f1d38, #1a2747);border:1px solid var(--line-2);overflow:hidden;display:flex;align-items:flex-end}
.pv-inimage::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg, transparent, rgba(0,0,0,.4))}
.pv-inimage .lbl{position:relative;width:100%;padding:6px 8px;display:flex;justify-content:space-between;align-items:center;font-size:8px;color:rgba(255,255,255,.7);font-family:'Geist Mono',monospace}
.pv-inimage .lbl .pill-ad{padding:2px 6px;border-radius:3px;background:rgba(255,255,255,.15);font-size:7px}
.pv-notif{position:absolute;right:6%;top:50%;transform:translateY(-50%);width:60%;border-radius:10px;background:rgba(15,25,50,.95);border:1px solid var(--line-2);padding:8px;display:flex;gap:8px;align-items:center;box-shadow:0 8px 32px rgba(0,0,0,.5)}
.pv-notif .icn{width:28px;height:28px;border-radius:6px;background:linear-gradient(135deg, var(--cyan), var(--violet))}
.pv-notif .tx{flex:1;display:flex;flex-direction:column;gap:3px}
.pv-notif .tx .ln{height:4px;border-radius:2px;background:rgba(255,255,255,.3)}
.pv-notif .tx .ln.s{width:65%;background:rgba(255,255,255,.18)}
.pv-side{position:absolute;right:6%;top:8%;bottom:8%;width:30%;border:1px solid var(--line-2);border-radius:6px;background:rgba(0,0,0,.3);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.pv-side .lbl{font-family:'Geist Mono',monospace;font-size:8px;color:var(--ink-3);letter-spacing:.1em}
.pv-rect{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:60%;height:50%;border:1px dashed var(--line-2);border-radius:4px;display:flex;align-items:center;justify-content:center;font-family:'Geist Mono',monospace;font-size:9px;color:var(--ink-3);letter-spacing:.1em;background:rgba(0,229,255,.04)}
.pv-vid{position:absolute;inset:10%;border-radius:8px;background:linear-gradient(135deg, #1a2747, #0a1428);border:1px solid var(--line-2);overflow:hidden;display:flex;align-items:center;justify-content:center}
.pv-vid .play{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--ink)}
.pv-vid::after{content:'00:14';position:absolute;bottom:8px;right:10px;font-family:'Geist Mono',monospace;font-size:8px;color:rgba(255,255,255,.7)}
.pv-skin{position:absolute;inset:0;background:
  linear-gradient(90deg, rgba(0,229,255,.15) 0 14%, transparent 14% 86%, rgba(155,107,255,.15) 86% 100%);
  border:1px solid var(--line)}
.pv-interstitial{position:absolute;inset:8%;border-radius:8px;background:linear-gradient(180deg, #1a2747, #0a1428);border:1px solid var(--line-2);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}
.pv-interstitial .close{position:absolute;top:8px;right:8px;width:16px;height:16px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:9px;color:var(--ink-2)}
.pv-native{position:absolute;left:8%;right:8%;top:30%;height:54px;border-radius:6px;display:flex;gap:8px;padding:8px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.pv-native .thumb{width:38px;height:38px;border-radius:4px;background:linear-gradient(135deg, var(--violet), var(--blue))}
.pv-native .tx{flex:1;display:flex;flex-direction:column;gap:4px;justify-content:center}
.pv-native .tx .ln{height:4px;border-radius:2px;background:rgba(255,255,255,.2)}
.pv-native .tx .ln.s{width:60%}
.pv-native .ad-lbl{position:absolute;top:6px;right:8px;font-family:'Geist Mono',monospace;font-size:7px;color:var(--ink-3);letter-spacing:.1em}

/* CTA band */
.cta-band{
  margin-top:80px;padding:56px 48px;
  border-radius:32px;
  background:
    radial-gradient(600px 200px at 80% 50%, rgba(0,229,255,.15), transparent 60%),
    radial-gradient(600px 200px at 20% 50%, rgba(155,107,255,.15), transparent 60%),
    linear-gradient(180deg, rgba(15,29,56,.6), rgba(6,14,29,.6));
  border:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band h3{font-family:'Instrument Serif',serif;font-size:48px;line-height:1;letter-spacing:-.02em;max-width:480px}
.cta-band::after{
  content:''; position:absolute; top:0; bottom:0; left:-100%; width:100%;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.08) 50%, transparent 70%);
  animation: cta-shine 5s ease-in-out infinite;
  pointer-events:none;
}
@keyframes cta-shine { 0%,40% { left:-100% } 60%,100% { left:100% } }

/* ============ HEADER BIDDING (Race) ============ */
.hb-hero{padding:60px 0 40px;display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.hb-hero h1{font-size:clamp(60px,7.5vw,116px)}
.hb-hero .grad{background:var(--grad-1);-webkit-background-clip:text;background-clip:text;color:transparent}
.hb-hero .it{font-style:italic;color:var(--ink-2)}
.hb-hero .lead{margin-top:24px}
.hb-hero-cta{display:flex;gap:12px;margin-top:32px}

/* live race widget */
.race{
  position:relative;
  background:linear-gradient(180deg, rgba(15,29,56,.5), rgba(6,14,29,.5));
  border:1px solid var(--line-2);border-radius:24px;
  padding:24px;
  overflow:hidden;
}
.race-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.race-head .live{display:flex;align-items:center;gap:8px;font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-2);letter-spacing:.08em;text-transform:uppercase}
.race-head .live .pulse{width:8px;height:8px;border-radius:50%;background:#ff5b8a;box-shadow:0 0 12px #ff5b8a;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.85)}}
.race-head .clock{font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3)}
.race-track{position:relative;height:280px;padding:8px 0}
.race-lane{position:absolute;left:0;right:0;height:34px;display:flex;align-items:center;gap:12px;font-family:'Geist Mono',monospace;font-size:11px}
.race-lane .name{width:120px;color:var(--ink-2);letter-spacing:.04em}
.race-lane .bar-track{flex:1;height:24px;background:rgba(0,0,0,.35);border:1px solid var(--line);border-radius:6px;position:relative;overflow:hidden}
.race-lane .bar{position:absolute;left:0;top:0;bottom:0;border-radius:5px;background:linear-gradient(90deg, var(--blue), var(--cyan));box-shadow:0 0 14px rgba(0,229,255,.4);animation:race 3.4s cubic-bezier(.22,1,.36,1) forwards}
.race-lane:nth-child(2) .bar{animation-delay:.05s;background:linear-gradient(90deg, var(--violet), var(--cyan))}
.race-lane:nth-child(3) .bar{animation-delay:.1s}
.race-lane:nth-child(4) .bar{animation-delay:.15s;background:linear-gradient(90deg, #ff5b8a, var(--violet))}
.race-lane:nth-child(5) .bar{animation-delay:.2s}
.race-lane:nth-child(6) .bar{animation-delay:.25s;background:linear-gradient(90deg, var(--amber), #ff5b8a)}
@keyframes race{
  0%{width:0%}
  60%{width:var(--w, 60%)}
  100%{width:var(--w, 60%)}
}
.race-lane .price{width:84px;text-align:right;color:var(--ink);font-weight:500}
.race-lane.winner .price{color:var(--lime)}
.race-lane.winner .name{color:var(--ink)}
.race-deadline{position:absolute;top:0;bottom:0;width:1px;background:linear-gradient(180deg, transparent, var(--cyan), transparent);right:18%}
.race-deadline::after{content:'80ms cutoff';position:absolute;top:-18px;right:-32px;font-family:'Geist Mono',monospace;font-size:9px;color:var(--cyan);letter-spacing:.08em;white-space:nowrap}
.race-foot{margin-top:16px;display:flex;justify-content:space-between;align-items:flex-end;padding-top:14px;border-top:1px solid var(--line)}
.race-foot .win{display:flex;flex-direction:column;gap:4px}
.race-foot .win-price{font-family:'Instrument Serif',serif;font-size:48px;line-height:1;color:var(--lime)}
.race-foot .win-l{font-family:'Geist Mono',monospace;font-size:10px;color:var(--ink-3);letter-spacing:.1em;text-transform:uppercase}
.race-foot .win-by{font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-2);text-align:right}
.race-foot .win-by .b{color:var(--lime)}

/* Waterfall vs HB compare */
.hb-compare{margin-top:120px}
.hb-compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px}
.hb-cmp{padding:32px;border-radius:24px;border:1px solid var(--line);background:linear-gradient(180deg, rgba(255,255,255,.02), transparent);position:relative;overflow:hidden}
.hb-cmp.old{border-color:rgba(255,91,138,.25)}
.hb-cmp.new{border-color:rgba(0,229,255,.3);background:linear-gradient(180deg, rgba(0,229,255,.04), transparent)}
.hb-cmp-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.hb-cmp-label .eyebrow{color:var(--rose)}
.hb-cmp.new .hb-cmp-label .eyebrow{color:var(--cyan)}
.hb-cmp h3{font-family:'Instrument Serif',serif;font-size:36px;letter-spacing:-.02em}
.hb-cmp .num{font-family:'Geist Mono',monospace;font-size:12px;color:var(--ink-3)}

.waterfall{margin-top:24px;display:flex;flex-direction:column;gap:6px}
.wf-step{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;background:rgba(255,255,255,.02);border:1px solid var(--line);font-family:'Geist Mono',monospace;font-size:12px}
.wf-step .i{width:18px;height:18px;border-radius:50%;background:rgba(255,91,138,.18);color:var(--rose);font-size:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.wf-step .name{flex:1;color:var(--ink-2)}
.wf-step .lat{color:var(--ink-3)}
.wf-step.miss{opacity:.6}
.wf-step.miss .lat{color:var(--rose)}
.wf-step.win{background:rgba(184,255,92,.05);border-color:rgba(184,255,92,.3)}
.wf-step.win .i{background:rgba(184,255,92,.2);color:var(--lime)}
.wf-step.win .lat{color:var(--lime)}

.parallel{margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.pl-step{padding:10px;border-radius:8px;background:rgba(0,229,255,.05);border:1px solid rgba(0,229,255,.18);font-family:'Geist Mono',monospace;font-size:11px;display:flex;flex-direction:column;gap:6px}
.pl-step .name{color:var(--ink)}
.pl-step .bid{color:var(--cyan);font-size:14px;font-weight:500}
.pl-step.win{background:rgba(184,255,92,.1);border-color:rgba(184,255,92,.4)}
.pl-step.win .bid{color:var(--lime)}

.hb-cmp-stat{display:flex;gap:32px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.hb-cmp-stat .v{font-family:'Instrument Serif',serif;font-size:42px;line-height:1}
.hb-cmp-stat .l{font-size:11px;color:var(--ink-3);font-family:'Geist Mono',monospace;text-transform:uppercase;letter-spacing:.08em;margin-top:4px}
.hb-cmp.old .hb-cmp-stat .v{color:var(--rose)}
.hb-cmp.new .hb-cmp-stat .v{color:var(--lime)}

/* Partners constellation */
.partners{margin-top:120px;text-align:center}
.partners-grid{margin-top:48px;display:grid;grid-template-columns:repeat(8,1fr);gap:12px}
.partner{
  aspect-ratio:1.6/1;
  border:1px solid var(--line);border-radius:12px;
  background:linear-gradient(180deg, rgba(255,255,255,.025), transparent);
  display:flex;align-items:center;justify-content:center;
  font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-2);letter-spacing:.04em;
  transition:all .15s;
}
.partner:hover{border-color:var(--cyan);color:var(--ink);box-shadow:var(--glow-cyan)}
.partner.featured{background:linear-gradient(180deg, rgba(0,229,255,.08), transparent);border-color:rgba(0,229,255,.3);color:var(--ink)}

/* Setup steps */
.hb-setup{margin-top:120px}
.hb-setup-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
.hb-step{padding:28px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg, rgba(255,255,255,.02), transparent);position:relative}
.hb-step .num{font-family:'Instrument Serif',serif;font-size:64px;line-height:1;color:var(--cyan);font-style:italic}
.hb-step h4{font-family:'Instrument Serif',serif;font-size:28px;letter-spacing:-.02em;margin-top:12px}
.hb-step p{margin-top:8px;color:var(--ink-2);font-size:14px;line-height:1.55}
.hb-step .time{position:absolute;top:24px;right:24px;font-family:'Geist Mono',monospace;font-size:10px;color:var(--ink-3);letter-spacing:.08em;text-transform:uppercase}

/* ============ AI OPTIMIZATION (Before/After) ============ */
.ai-hero{padding:60px 0 40px;text-align:center}
.ai-hero h1{max-width:14ch;margin:0 auto;font-size:clamp(64px,8vw,128px)}
.ai-hero .grad{background:var(--grad-1);-webkit-background-clip:text;background-clip:text;color:transparent}
.ai-hero .lead{margin:24px auto 0}

/* split before/after main viz */
.ai-split{margin-top:64px;display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line-2);border-radius:28px;overflow:hidden;position:relative}
.ai-split::before{
  content:'';position:absolute;left:50%;top:0;bottom:0;width:1px;
  background:linear-gradient(180deg, transparent, rgba(0,229,255,.6), transparent);
  z-index:2;
}
.ai-side{padding:32px;position:relative;min-height:480px;display:flex;flex-direction:column}
.ai-side.before{background:linear-gradient(180deg, rgba(255,91,138,.04), transparent)}
.ai-side.after{background:linear-gradient(180deg, rgba(0,229,255,.06), transparent)}
.ai-side-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.ai-side .lbl{font-family:'Geist Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.ai-side.before .lbl{color:var(--rose)}
.ai-side.after .lbl{color:var(--cyan)}
.ai-side h3{font-family:'Instrument Serif',serif;font-size:40px;letter-spacing:-.02em;line-height:1}
.ai-side .sub{color:var(--ink-3);font-size:13px;font-family:'Geist Mono',monospace;margin-top:6px}
.ai-side .big-num{font-family:'Instrument Serif',serif;font-size:120px;line-height:.9;letter-spacing:-.04em;margin-top:auto}
.ai-side.before .big-num{color:var(--rose)}
.ai-side.after .big-num{color:var(--lime)}
.ai-side .big-num .u{font-size:32px;color:var(--ink-2);font-style:italic}
.ai-side .ftnote{margin-top:10px;font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3);letter-spacing:.06em}

.ai-chart{flex:1;margin-top:20px;height:200px;position:relative}
.ai-chart svg{width:100%;height:100%}

/* metrics matrix */
.ai-metrics{margin-top:120px}
.ai-metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:32px}
.ai-mtr{
  padding:24px;border-radius:18px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.02), transparent);
  position:relative;overflow:hidden;
}
.ai-mtr-label{font-family:'Geist Mono',monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.ai-mtr-row{display:flex;align-items:baseline;gap:6px;margin-top:14px}
.ai-mtr .before{font-family:'Geist Mono',monospace;font-size:18px;color:var(--rose);text-decoration:line-through;text-decoration-color:rgba(255,91,138,.4)}
.ai-mtr .arr{color:var(--ink-3);margin:0 4px}
.ai-mtr .after{font-family:'Instrument Serif',serif;font-size:44px;line-height:1;color:var(--lime)}
.ai-mtr .after .u{font-size:18px;color:var(--ink-2);font-style:italic}
.ai-mtr-bar{margin-top:14px;height:4px;background:rgba(255,91,138,.15);border-radius:2px;overflow:hidden;position:relative}
.ai-mtr-bar i{position:absolute;left:0;top:0;bottom:0;background:linear-gradient(90deg, var(--cyan), var(--lime));border-radius:2px}
.ai-mtr-delta{margin-top:10px;display:flex;justify-content:space-between;font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3)}
.ai-mtr-delta .up{color:var(--lime)}

/* models pipeline */
.ai-pipe{margin-top:120px}
.ai-pipe-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px}
.ai-pipe-grid{margin-top:40px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;position:relative}
.ai-pipe-grid::before{
  content:'';position:absolute;top:50%;left:5%;right:5%;height:1px;
  background:linear-gradient(90deg, transparent, var(--cyan), var(--violet), transparent);
  z-index:0;opacity:.4;
}
.ai-node{
  position:relative;z-index:1;
  padding:24px;border-radius:18px;
  border:1px solid var(--line-2);
  background:linear-gradient(180deg, rgba(10,20,40,.95), rgba(6,14,29,.95));
  display:flex;flex-direction:column;gap:12px;
}
.ai-node .nm{font-family:'Geist Mono',monospace;font-size:10px;color:var(--cyan);letter-spacing:.12em;text-transform:uppercase}
.ai-node h4{font-family:'Instrument Serif',serif;font-size:24px;letter-spacing:-.02em;line-height:1.05}
.ai-node p{font-size:13px;color:var(--ink-2);line-height:1.5}
.ai-node-viz{height:60px;background:rgba(0,0,0,.3);border-radius:10px;border:1px solid var(--line);position:relative;overflow:hidden}
.ai-node-viz svg{width:100%;height:100%}

/* timeline / case */
.ai-case{margin-top:120px;display:grid;grid-template-columns:1fr 1.4fr;gap:48px;align-items:center}
.ai-case .quote{font-family:'Instrument Serif',serif;font-size:42px;line-height:1.1;letter-spacing:-.02em}
.ai-case .quote .it{font-style:italic;color:var(--ink-2)}
.ai-case .attribution{margin-top:24px;display:flex;gap:14px;align-items:center}
.ai-case .av{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg, var(--violet), var(--cyan))}
.ai-case .who{font-size:13px}
.ai-case .who .n{color:var(--ink);font-weight:500}
.ai-case .who .r{color:var(--ink-3);font-family:'Geist Mono',monospace;font-size:11px;margin-top:2px}
.ai-case-chart{padding:32px;border-radius:24px;border:1px solid var(--line);background:linear-gradient(180deg, rgba(255,255,255,.02), transparent);height:340px;display:flex;flex-direction:column}

/* ============ PREMIUM FX ============ */
.fx-reveal{ opacity:0; transform: translateY(28px); transition: opacity .9s cubic-bezier(.22,1,.36,1) var(--rd, 0ms), transform 1.1s cubic-bezier(.22,1,.36,1) var(--rd, 0ms) }
.fx-reveal.is-in{ opacity:1; transform: none }

.tst, .ai-dash-card, .kpi, .af-card{ position:relative; isolation:isolate }
.tst::after, .ai-dash-card::after, .kpi::after, .af-card::after{
  content:''; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
  background: radial-gradient(220px 220px at var(--mx,50%) var(--my,50%), rgba(0,229,255,.14), transparent 65%);
  opacity:0; transition: opacity .35s ease; z-index:0;
}
.tst:hover::after, .ai-dash-card:hover::after, .kpi:hover::after, .af-card:hover::after{ opacity:1 }
.tst > *, .ai-dash-card > *, .kpi > *, .af-card > *{ position:relative; z-index:1 }

.has-spot{ position:relative }
.has-spot::before{
  content:''; position:absolute; inset:0; pointer-events:none; border-radius:inherit;
  background: radial-gradient(500px 320px at var(--sx,50%) var(--sy,50%), rgba(0,229,255,.10), transparent 60%);
  opacity:0; transition: opacity .4s ease; z-index:0;
}
.has-spot:hover::before{ opacity:1 }
.has-spot > *{ position:relative; z-index:1 }

.btn-primary{ transition: transform .25s cubic-bezier(.22,1,.36,1), background .25s, box-shadow .3s }
.btn-primary:hover{ box-shadow: 0 12px 40px rgba(0,229,255,.4), 0 0 0 1px rgba(0,229,255,.3) inset }

/* Anatomy core animated halo */
@keyframes halo-sweep { from { transform: translate(-50%,-50%) rotate(0deg) } to { transform: translate(-50%,-50%) rotate(360deg) } }
.anatomy-canvas::before{
  content:''; position:absolute; top:50%; left:50%; width:280px; height:280px;
  border-radius:50%; pointer-events:none;
  background: conic-gradient(from 0deg, transparent 0%, rgba(0,229,255,.18) 25%, transparent 50%, rgba(155,107,255,.18) 75%, transparent 100%);
  filter: blur(12px);
  animation: halo-sweep 14s linear infinite;
  mix-blend-mode: screen;
}

/* FAQ details smooth open */
.faq-item .a{ opacity:0; transform: translateY(-6px); transition: opacity .3s ease, transform .3s ease }
.faq-item[open] .a{ opacity:1; transform:none }

.anatomy-row{ transition: all .35s cubic-bezier(.22,1,.36,1) }
.anatomy-row:hover{ transform: translateX(6px) }
.anatomy-row:hover .ix{ background: linear-gradient(135deg, var(--cyan), var(--violet)); color: var(--bg); border-color: transparent }

/* ============ EXTRA ANIMATIONS ============ */
@keyframes ticker { from { transform: translateX(0) } to { transform: translateX(-50%) } }
@keyframes reveal { from { opacity:0; transform: translateY(24px) } to { opacity:1; transform:none } }
@keyframes float-y { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-8px) } }
@keyframes shimmer { 0% { background-position: -200% 0 } 100% { background-position: 200% 0 } }
@keyframes dash { to { stroke-dashoffset: 0 } }
@keyframes flicker { 0%,100% { opacity:1 } 50% { opacity:.55 } }
@keyframes ping { 0% { transform:scale(.6); opacity:1 } 100% { transform:scale(2.6); opacity:0 } }
@keyframes orbit { from { transform: rotate(0deg) translateX(60px) rotate(0deg) } to { transform: rotate(360deg) translateX(60px) rotate(-360deg) } }

.reveal { animation: reveal .9s cubic-bezier(.22,1,.36,1) both }
.float-y { animation: float-y 4s ease-in-out infinite }
.flicker { animation: flicker 2.2s infinite }

/* Marquee ticker */
.ticker-band{
  margin-top:80px;padding:18px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(180deg, rgba(0,229,255,.04), rgba(155,107,255,.04));
  overflow:hidden;mask-image:linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
  -webkit-mask-image:linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}
.ticker-track{display:flex;width:max-content;animation:ticker 40s linear infinite}
.ticker-item{display:flex;align-items:center;gap:14px;padding:0 32px;font-family:'Geist Mono',monospace;font-size:13px;color:var(--ink-2);letter-spacing:.04em;white-space:nowrap}
.ticker-item .v{font-family:'Instrument Serif',serif;font-size:24px;color:var(--cyan);font-style:italic}
.ticker-item .sep{color:var(--ink-3);opacity:.6}

/* Section header w/ counter eyebrow */
.section-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px;margin-bottom:48px}
.section-head .eyebrow-row{display:flex;align-items:center;gap:14px}
.section-head .counter{font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3);letter-spacing:.1em}
.section-head .counter .n{color:var(--cyan)}

/* FAQ */
.faq{margin-top:120px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:32px}
.faq-item{padding:24px 28px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg, rgba(255,255,255,.02), transparent);cursor:pointer;transition:all .2s}
.faq-item:hover{border-color:var(--line-2);background:linear-gradient(180deg, rgba(0,229,255,.03), transparent)}
.faq-item summary{list-style:none;display:flex;justify-content:space-between;align-items:flex-start;gap:16px;cursor:pointer}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .q{font-family:'Instrument Serif',serif;font-size:22px;letter-spacing:-.015em;line-height:1.2}
.faq-item summary .plus{color:var(--cyan);font-family:'Geist Mono',monospace;font-size:18px;flex-shrink:0;transition:transform .25s}
.faq-item[open] summary .plus{transform:rotate(45deg)}
.faq-item .a{margin-top:14px;font-size:14px;color:var(--ink-2);line-height:1.6}

/* KPI strip */
.kpi-strip{margin-top:96px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kpi{position:relative;padding:32px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg, rgba(255,255,255,.02), transparent);overflow:hidden}
.kpi::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg, transparent 30%, rgba(0,229,255,.06) 50%, transparent 70%);background-size:200% 100%;animation:shimmer 6s ease infinite;pointer-events:none;z-index:0}
.kpi .v{font-family:'Instrument Serif',serif;font-size:64px;line-height:1;letter-spacing:-.03em;color:var(--cyan)}
.kpi .v .u{font-size:24px;color:var(--ink-2);font-style:italic}
.kpi .l{font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3);letter-spacing:.1em;text-transform:uppercase;margin-top:10px}
.kpi .trend{margin-top:10px;font-family:'Geist Mono',monospace;font-size:11px;color:var(--lime);display:flex;align-items:center;gap:6px}
.kpi .trend svg{flex-shrink:0}

/* Testimonial cards */
.testimonials{margin-top:120px}
.testimonials-grid{margin-top:32px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tst{padding:28px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg, rgba(255,255,255,.025), transparent);display:flex;flex-direction:column;gap:18px;position:relative;overflow:hidden}
.tst::before{content:'\201C';position:absolute;top:-30px;right:14px;font-family:'Instrument Serif',serif;font-size:140px;color:rgba(0,229,255,.08);line-height:1}
.tst .q{font-family:'Instrument Serif',serif;font-size:22px;line-height:1.3;letter-spacing:-.015em;position:relative;z-index:1}
.tst .who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}
.tst .who .av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--violet))}
.tst .who .meta .n{font-size:13px;color:var(--ink);font-weight:500}
.tst .who .meta .r{font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3)}
.tst .metric{display:inline-flex;padding:4px 10px;background:rgba(184,255,92,.1);border:1px solid rgba(184,255,92,.3);border-radius:999px;font-family:'Geist Mono',monospace;font-size:11px;color:var(--lime);align-self:flex-start}

/* Format anatomy diagram */
.anatomy{margin-top:120px;padding:48px;border:1px solid var(--line-2);border-radius:28px;background:linear-gradient(180deg, rgba(10,20,40,.4), transparent)}
.anatomy-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:center;margin-top:32px}
.anatomy-canvas{position:relative;aspect-ratio:1/1;border:1px solid var(--line);border-radius:18px;background:radial-gradient(circle at center, rgba(0,229,255,.06), transparent 60%)}
.anatomy-canvas .core{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:120px;height:120px;border-radius:50%;background:radial-gradient(circle at 35% 30%, rgba(0,229,255,.18), rgba(155,107,255,.08) 60%, transparent 80%);box-shadow:0 0 64px rgba(0,229,255,.5),inset 0 0 32px rgba(0,229,255,.15);display:flex;align-items:center;justify-content:center;animation:flicker 3s infinite}
.anatomy-canvas .core img{width:76px;height:76px;object-fit:contain;filter:drop-shadow(0 0 18px rgba(0,229,255,.6))}
.anatomy-canvas .ring{position:absolute;top:50%;left:50%;border:1px dashed var(--line-2);border-radius:50%}
.anatomy-canvas .ring.r1{width:200px;height:200px;transform:translate(-50%,-50%)}
.anatomy-canvas .ring.r2{width:320px;height:320px;transform:translate(-50%,-50%);opacity:.5}
.anatomy-canvas .ring.r3{width:440px;height:440px;transform:translate(-50%,-50%);opacity:.25}
.anatomy-canvas .orb{position:absolute;top:50%;left:50%;width:12px;height:12px;margin:-6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 16px var(--cyan);animation:orbit 8s linear infinite}
.anatomy-canvas .orb.b{background:var(--violet);box-shadow:0 0 16px var(--violet);animation-duration:11s;animation-delay:-2s}
.anatomy-canvas .orb.c{background:var(--lime);box-shadow:0 0 16px var(--lime);animation-duration:13s;animation-delay:-5s}
.anatomy-list{display:flex;flex-direction:column;gap:8px}
.anatomy-row{display:flex;gap:14px;padding:18px;border:1px solid var(--line);border-radius:14px}
.anatomy-row:hover{border-color:var(--cyan);background:rgba(0,229,255,.03)}
.anatomy-row .ix{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,rgba(0,229,255,.18),rgba(155,107,255,.18));border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;font-family:'Geist Mono',monospace;font-size:13px;color:var(--cyan);flex-shrink:0}
.anatomy-row .meta{flex:1}
.anatomy-row .meta .t{font-size:15px;color:var(--ink);font-weight:500}
.anatomy-row .meta .d{font-size:13px;color:var(--ink-2);margin-top:3px;line-height:1.5}

/* Geo / signals map */
.signal-map{margin-top:120px;padding:32px;border:1px solid var(--line);border-radius:24px;background:radial-gradient(ellipse at center, rgba(0,229,255,.04), transparent 60%);position:relative;overflow:hidden}
.signal-map-canvas{position:relative;height:340px;margin-top:24px}
.signal-dot{position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.signal-dot::after{content:'';position:absolute;inset:0;border-radius:50%;background:var(--cyan);animation:ping 2.4s ease-out infinite}
.signal-dot.v{background:var(--violet);box-shadow:0 0 12px var(--violet)}
.signal-dot.v::after{background:var(--violet);animation-delay:-1.2s}
.signal-dot.l{background:var(--lime);box-shadow:0 0 12px var(--lime)}
.signal-dot.l::after{background:var(--lime);animation-delay:-.6s}
.signal-map-foot{margin-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;padding-top:20px;border-top:1px solid var(--line)}
.signal-map-foot .legend{display:flex;gap:18px;font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-2)}
.signal-map-foot .legend i{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:6px}

/* Live dashboard mock for AI page */
.ai-dash{margin-top:120px;padding:32px;border:1px solid var(--line-2);border-radius:28px;background:linear-gradient(180deg, rgba(10,20,40,.6), rgba(6,14,29,.6));position:relative;overflow:hidden}
.ai-dash::before{content:'';position:absolute;inset:0;background:radial-gradient(600px 300px at 30% 0%, rgba(0,229,255,.08), transparent 60%);pointer-events:none}
.ai-dash-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px;margin-bottom:24px;position:relative}
.ai-dash-tabs{display:flex;gap:4px}
.ai-dash-tab{padding:6px 12px;border-radius:999px;font-family:'Geist Mono',monospace;font-size:11px;color:var(--ink-3);border:1px solid var(--line)}
.ai-dash-tab.on{color:var(--cyan);border-color:var(--cyan);background:rgba(0,229,255,.06)}
.ai-dash-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;position:relative}
.ai-dash-card{padding:18px;border:1px solid var(--line);border-radius:14px;background:rgba(0,0,0,.25)}
.ai-dash-card .l{font-family:'Geist Mono',monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.ai-dash-card .v{font-family:'Instrument Serif',serif;font-size:32px;color:var(--ink);margin-top:6px;line-height:1}
.ai-dash-card .v.lime{color:var(--lime)}
.ai-dash-card .v.cyan{color:var(--cyan)}
.ai-dash-card .delta{font-family:'Geist Mono',monospace;font-size:11px;color:var(--lime);margin-top:6px}
.ai-dash-graph{margin-top:18px;padding:18px;border:1px solid var(--line);border-radius:14px;background:rgba(0,0,0,.25);height:200px;position:relative}
.ai-dash-graph svg{width:100%;height:100%}
.ai-dash-graph .legend{position:absolute;top:14px;right:18px;display:flex;gap:12px;font-family:'Geist Mono',monospace;font-size:10px;color:var(--ink-2)}
.ai-dash-graph .legend i{width:8px;height:2px;display:inline-block;margin-right:5px;vertical-align:middle;border-radius:1px}

/* Signals waterfall */
.signals-wf{margin-top:120px}
.signals-wf-list{margin-top:32px;display:flex;flex-direction:column;gap:6px}
.signal-row{display:grid;grid-template-columns:200px 1fr 100px;gap:18px;align-items:center;padding:12px 18px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg, rgba(255,255,255,.015), transparent);transition:all .2s}
.signal-row:hover{border-color:var(--cyan);background:linear-gradient(180deg, rgba(0,229,255,.04), transparent)}
.signal-row .nm{font-family:'Geist Mono',monospace;font-size:12px;color:var(--ink-2);letter-spacing:.04em}
.signal-row .nm i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--cyan);margin-right:8px;box-shadow:0 0 8px var(--cyan)}
.signal-row .bar{height:8px;background:rgba(0,0,0,.3);border-radius:4px;overflow:hidden;position:relative}
.signal-row .bar i{position:absolute;left:0;top:0;bottom:0;background:linear-gradient(90deg,var(--cyan),var(--violet));border-radius:4px;animation:reveal 1.2s cubic-bezier(.22,1,.36,1) both}
.signal-row .imp{font-family:'Geist Mono',monospace;font-size:12px;color:var(--lime);text-align:right}

/* ============ PREMIUM SCROLL-DRIVEN ANIMATIONS (v2 · 2026-05-12) ============
   JS toggles inline transitions on these elements when they enter the
   viewport. This block supplies the supporting keyframes for the
   "winner pulse" and the .signal-row bar — which originally used a
   `reveal` keyframe that did not actually animate width. */

/* Signal-row bars: width is set via inline style; JS animates from 0 → target.
   Remove the original `animation: reveal` (translateY only) which did not
   advance the bar visually. */
.signal-row .bar i {
  animation: none !important;
  width: 0;
}

/* AI metrics bars: JS handles the fill, kill any default animation. */
.ai-mtr-bar i {
  animation: none !important;
}

/* Winner pulse — applied by JS to .wf-step.win and .pl-step.win once their
   sequence finishes. Continuous glow loop for the "this is the winning bid"
   read. Tuned subtle so it doesn't distract. */
@keyframes winnerPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(184,255,92,0); }
  50%      { box-shadow: 0 0 0 6px rgba(184,255,92,.18), 0 0 24px rgba(184,255,92,.25); }
}
.wf-step.is-winner,
.pl-step.is-winner {
  animation: winnerPulse 2.4s ease-in-out infinite;
}

/* Subtle hover lift on partner constellation cards — makes the grid feel
   alive when you scan across it. */
.partner {
  transition: transform .22s cubic-bezier(.22,1,.36,1),
              border-color .22s ease,
              color .22s ease,
              box-shadow .22s ease;
}
.partner:hover {
  transform: translateY(-2px);
}

/* Featured partners gently pulse in opacity to draw the eye to the
   highest-value demand sources. */
@keyframes featuredPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,229,255,0), inset 0 0 0 1px rgba(0,229,255,.30); }
  50%      { box-shadow: 0 0 18px 0 rgba(0,229,255,.16), inset 0 0 0 1px rgba(0,229,255,.55); }
}
.partner.featured {
  animation: featuredPulse 3.8s ease-in-out infinite;
}

/* KPI cards — gentle float so the strip doesn't feel inert when paused. */
@keyframes kpiFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-3px); }
}
.kpi { animation: kpiFloat 6s ease-in-out infinite; }
.kpi:nth-child(2) { animation-delay: -1.5s; }
.kpi:nth-child(3) { animation-delay: -3s; }
.kpi:nth-child(4) { animation-delay: -4.5s; }
.kpi:hover { animation-play-state: paused; transform: translateY(-4px); transition: transform .25s; }

/* Race deadline indicator — subtle vertical shimmer to suggest "live cutoff". */
@keyframes deadlineShimmer {
  0%, 100% { opacity: .55; }
  50%      { opacity: 1; }
}
.race-deadline {
  animation: deadlineShimmer 1.8s ease-in-out infinite;
}

/* Race winner lane glow + checkmark pulse */
@keyframes winnerGlow {
  0%, 100% { box-shadow: inset 0 0 0 0 rgba(184,255,92,0); }
  50%      { box-shadow: inset 0 0 0 1px rgba(184,255,92,.4), 0 0 12px rgba(184,255,92,.2); }
}
.race-lane.winner {
  border-radius: 6px;
  animation: winnerGlow 2.2s ease-in-out infinite;
}

/* Reduced-motion respect: kill all the optional motion. The JS-driven
   in-viewport reveals already short-circuit when reduce is true. */
@media (prefers-reduced-motion: reduce) {
  .kpi, .partner.featured, .wf-step.is-winner, .pl-step.is-winner,
  .race-deadline, .race-lane.winner, .anatomy-canvas .core,
  .anatomy-canvas .orb, .anatomy-canvas::before, .signal-dot::after,
  .cta-band::after, .kpi::before {
    animation: none !important;
  }
}

/* ============ HOMEPAGE-ALIGNED TYPOGRAPHY (2026-05-12 v2) ============
   The hi-fi handoff used Instrument Serif everywhere for editorial mood.
   The live homepage (`<body data-heading="sans">`) overrides .hero-title /
   .section-title to Geist sans 500 with letter-spacing -0.035em, and the
   inner <em> emphasis to Geist sans 400 in a muted color (no italic).
   This block mirrors that exact rule chain on the hi-fi pages so all four
   surfaces — home, ad-formats, header-bidding, ai-optimization — feel
   typographically identical. Instrument Serif is removed entirely from
   the headline cascade; it is preserved only on font-loading fallback. */

/* Display headings — Geist sans 500, matching .hero-title under
   body[data-heading="sans"] + home-v3 size override. */
.h1,
.af-hero h1,
.hb-hero h1,
.ai-hero h1 {
  font-family: 'Geist', ui-sans-serif, system-ui, -apple-system, sans-serif !important;
  font-weight: 500 !important;
  letter-spacing: -0.035em !important;
  font-size: clamp(52px, 6.2vw, 92px) !important;
  line-height: 1.02 !important;
  font-style: normal !important;
}
.h2 {
  font-family: 'Geist', ui-sans-serif, system-ui, -apple-system, sans-serif !important;
  font-weight: 500 !important;
  letter-spacing: -0.035em !important;
  font-size: clamp(36px, 4.4vw, 60px) !important;
  line-height: 1.05 !important;
  font-style: normal !important;
}

/* Sub-headings and stat numbers — same family, slightly tighter weight. */
.h3,
.af-card-name,
.cta-band h3,
.race-foot .win-price,
.af-stat .n,
.hb-cmp h3,
.hb-cmp-stat .v,
.hb-step .num,
.hb-step h4,
.ai-side h3,
.ai-side .big-num,
.ai-mtr .after,
.ai-node h4,
.ai-case .quote,
.ai-dash-card .v,
.kpi .v,
.ticker-item .v,
.tst .q,
.faq-item summary .q {
  font-family: 'Geist', ui-sans-serif, system-ui, -apple-system, sans-serif !important;
  font-weight: 500 !important;
  letter-spacing: -0.025em !important;
  font-style: normal !important;
}

/* Italic-emphasis pattern. Homepage's `em` inside `.hero-title` /
   `.section-title` is sans, weight 400, muted color, NOT italic.
   The hi-fi design used `.it` and `.serif` spans for the same role —
   here they get the same homepage treatment so they read as paired
   surfaces. */
.h1 .it,
.h2 .serif,
.hb-hero .it,
.ai-case .quote .it,
.serif {
  font-family: 'Geist', ui-sans-serif, system-ui, -apple-system, sans-serif !important;
  font-weight: 400 !important;
  font-style: normal !important;
  color: var(--ink-2) !important;
  letter-spacing: -0.035em;
}

/* Unit suffixes ("rpm", "%", "↑") inside the big numeric displays —
   smaller, lighter, muted. Matches homepage `.impact-unit` proportion. */
.ai-side .big-num .u,
.ai-mtr .after .u,
.kpi .v .u {
  font-family: 'Geist', ui-sans-serif, system-ui, -apple-system, sans-serif !important;
  font-style: normal !important;
  font-weight: 400 !important;
  color: var(--ink-2);
}

/* The .grad span inside h1 keeps its three-color gradient fill but
   inherits the new sans family + weight from the parent rule above. */
.h1 .grad,
.hb-hero h1 .grad,
.ai-hero h1 .grad,
.af-hero h1 .grad {
  font-style: normal !important;
}

@media (max-width: 960px){
  .af-card, .af-card.feat, .af-card.tall{grid-column:span 12;grid-row:auto}
  .hb-hero, .hb-compare-grid, .partners-grid, .hb-setup-grid, .ai-split, .ai-metrics-grid, .ai-pipe-grid, .ai-case{grid-template-columns:1fr}
  .partners-grid{grid-template-columns:repeat(3,1fr)}
  .kpi-strip,.ai-dash-grid,.ai-metrics-grid,.ai-pipe-grid,.hb-setup-grid{grid-template-columns:repeat(2,1fr)}
  .testimonials-grid,.faq-grid{grid-template-columns:1fr}
  .signal-row{grid-template-columns:1fr 1fr 60px}
  .anatomy-grid{grid-template-columns:1fr}
  .h1{font-size:clamp(44px,11vw,72px)}
  .h2{font-size:clamp(32px,7vw,48px)}
  .page{padding:32px 18px 80px}
  .cta-band{padding:36px 24px}
  .cta-band h3{font-size:32px}
  .race-track{height:240px}
  .ai-side .big-num{font-size:80px}
  .ai-side{min-height:auto}
}