/* funded: premium and restrained. A light canvas with one black stage,
   Geist throughout, depth from layered shadows and fine inner highlights,
   green only for money and the leader. (Sections continue in parts.css.) */
:root {
  --bg: #fafaf9; --bg-2: #f2f2f0; --card: #ffffff;
  --ink: #0f0f11; --ink-2: #48484f; --ink-3: #8b8b93;
  --hair: #e8e8e5; --hair-2: #dadad6;
  --green: #0a8d5c; --green-2: #34d399; --green-soft: #e7f5ef;
  --night: #09090b; --night-2: #111114; --night-3: #1b1b1f; --night-tx: #f4f4f5; --night-tx-2: #a1a1aa; --night-tx-3: #63636b;
  --sans: 'Geist', -apple-system, 'SF Pro Display', system-ui, sans-serif;
  --mono: 'Geist Mono', ui-monospace, monospace;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --w: 1180px;
  --shadow: 0 0 0 1px rgba(15, 15, 17, 0.04), 0 1px 1px rgba(15, 15, 17, 0.03), 0 4px 8px -2px rgba(15, 15, 17, 0.04), 0 18px 36px -12px rgba(15, 15, 17, 0.1);
  --shadow-lg: 0 0 0 1px rgba(15, 15, 17, 0.05), 0 2px 4px rgba(15, 15, 17, 0.04), 0 12px 24px -8px rgba(15, 15, 17, 0.08), 0 40px 80px -24px rgba(15, 15, 17, 0.22);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; overflow-x: clip; background: var(--bg); color: var(--ink); font: 400 16px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
.soft { color: var(--ink-3); }

/* nav */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(250, 250, 249, 0.72); backdrop-filter: saturate(1.8) blur(20px); -webkit-backdrop-filter: saturate(1.8) blur(20px); transition: box-shadow 0.3s; }
.nav.scrolled { box-shadow: 0 1px 0 var(--hair); }
/* over the black stage the bar turns dark with it, instead of going grey */
.nav, .nav .word, .nav-links, .nav-tok { transition: background 0.35s, color 0.35s, box-shadow 0.35s; }
.nav.dark { background: rgba(9, 9, 11, 0.74); box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06); }
.nav.dark .word { color: var(--night-tx); }
.nav.dark .nav-links { color: var(--night-tx-2); }
.nav.dark .nav-links a:hover { color: var(--night-tx); }
.nav.dark .nav-tok { color: var(--night-tx-3); }
.nav.dark .btn-dark { background: var(--night-tx); color: var(--ink); box-shadow: inset 0 1px 0 #fff, 0 1px 2px rgba(0, 0, 0, 0.3); }
.nav-in { max-width: var(--w); margin: 0 auto; height: 62px; padding: 0 28px; display: flex; align-items: center; }
.word { font: 600 20px var(--sans); letter-spacing: -0.05em; }
.nav-links { display: flex; gap: 30px; margin: 0 auto; font-size: 14px; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
.nav-r { display: flex; align-items: center; gap: 18px; }
.nav-tok { font: 500 12.5px var(--mono); color: var(--ink-3); }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; height: 50px; padding: 0 24px; border-radius: 999px; font: 500 15.5px var(--sans); letter-spacing: -0.01em; transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease); }
.btn.sm { height: 38px; padding: 0 17px; font-size: 14px; }
.btn-dark { background: var(--ink); color: #fff; box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 1px 2px rgba(15, 15, 17, 0.2), 0 8px 20px -8px rgba(15, 15, 17, 0.45); }
.btn-dark:hover { transform: translateY(-1px); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 2px 4px rgba(15, 15, 17, 0.2), 0 14px 28px -10px rgba(15, 15, 17, 0.5); }
.btn-dark:active { transform: scale(0.985); }
.btn-plain span { display: inline-block; transition: transform 0.35s var(--ease); }
.btn-plain:hover span { transform: translateX(4px); }

/* hero */
.hero { max-width: var(--w); margin: 0 auto; padding: 88px 28px 110px; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 60px; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: 10px; height: 34px; padding: 0 14px 0 10px; border-radius: 999px; background: var(--card); box-shadow: var(--shadow); font: 500 12.5px var(--mono); color: var(--ink-2); }
.pill .sep { width: 1px; height: 12px; background: var(--hair-2); }
.pill-live { position: relative; width: 16px; height: 16px; }
.pill-live::before, .pill-live::after { content: ""; position: absolute; inset: 4px; border-radius: 50%; background: var(--green); }
.pill-live::after { inset: 0; background: rgba(10, 141, 92, 0.18); }
.hero h1 { margin: 26px 0 24px; font: 600 clamp(52px, 6.8vw, 96px)/0.95 var(--sans); letter-spacing: -0.06em; }
.hero-sub { max-width: 470px; font-size: 18.5px; line-height: 1.55; color: var(--ink-2); letter-spacing: -0.012em; }
.tag-h { color: var(--ink); font-weight: 500; }
.hero-cta { display: flex; align-items: center; gap: 14px; margin-top: 36px; flex-wrap: wrap; }

/* the product shot: the top three ideas as a stack, in perspective */
.hero-r { perspective: 1600px; }
.stack { position: relative; height: 470px; transform: rotateX(8deg) rotateY(-14deg) rotateZ(2deg); transform-style: preserve-3d; }
.scard { position: absolute; left: 0; right: 0; background: var(--card); border-radius: 24px; padding: 24px 24px 20px; box-shadow: var(--shadow-lg); transition: transform 0.9s var(--ease), opacity 0.9s var(--ease), filter 0.9s var(--ease); }
.scard::after { content: ""; position: absolute; inset: 0; border-radius: inherit; box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), inset 0 0 0 1px rgba(15, 15, 17, 0.04); pointer-events: none; }
.scard[data-i="0"] { top: 0; transform: translateZ(60px); z-index: 3; }
.scard[data-i="1"] { top: 150px; transform: translateX(34px) scale(0.96); z-index: 2; filter: saturate(0.7) brightness(0.985); }
.scard[data-i="2"] { top: 290px; transform: translateZ(-60px) translateX(68px) scale(0.92); z-index: 1; filter: saturate(0.5) brightness(0.97); }
.sc-top { display: flex; align-items: center; gap: 12px; transition: opacity 0.5s var(--ease); }
/* the cards behind are tucked under the one in front: their header would only
   peek out half-cut, so they don't show one */
.scard:not([data-i="0"]) .sc-top { opacity: 0; }
.sc-top b { display: block; font-weight: 600; font-size: 15px; letter-spacing: -0.015em; }
.sc-top small { color: var(--ink-3); font-size: 13.5px; }
.sc-x { margin-left: auto; width: 16px; height: 16px; }
.sc-tx { margin: 16px 0 18px; font: 500 20px/1.35 var(--sans); letter-spacing: -0.025em; }
.sc-foot { display: flex; align-items: center; gap: 10px; padding-top: 14px; border-top: 1px solid var(--hair); font-size: 13px; color: var(--ink-3); }
.sc-foot .rk { font: 500 12px var(--mono); }
.sc-foot .lead-tag { color: var(--green); font-weight: 500; }
.sc-foot .sc { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.sc-foot .sc i { display: block; width: 70px; height: 4px; border-radius: 4px; background: var(--bg-2); overflow: hidden; }
.sc-foot .sc i u { display: block; height: 100%; background: var(--ink); border-radius: 4px; }
.scard[data-i="0"] .sc i u { background: var(--green); }
.sc-foot .sc b { font: 600 18px var(--sans); color: var(--ink); letter-spacing: -0.03em; }

/* avatars: two-tone, from the handle */
.av { flex: none; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font: 600 14px var(--sans); color: rgba(255, 255, 255, 0.95); letter-spacing: -0.02em; background-size: cover; background-position: center; box-shadow: inset 0 0 0 1px rgba(15, 15, 17, 0.06); }
.av.sm { width: 34px; height: 34px; font-size: 12px; }

/* motion */
@keyframes rise { from { opacity: 0; transform: translateY(16px); filter: blur(4px); } to { opacity: 1; transform: none; filter: none; } }
.reveal { opacity: 0; transform: translateY(22px); filter: blur(6px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease), filter 1.1s var(--ease); }
.reveal.in { opacity: 1; transform: none; filter: none; }
@media (prefers-reduced-motion: reduce) { *, .reveal { animation: none !important; transition: none !important; opacity: 1 !important; transform: none !important; filter: none !important; } }