/* Manifold — single-slide cinema landing (unique from family splash) */
:root {
  --mf-bg: #05070a;
  --mf-fg: #e8f7f4;
  --mf-muted: rgba(189, 245, 236, 0.58);
  --mf-teal: #33e6d6;
  --mf-teal-dim: #6fdccb;
  --mf-mint: #bdf5ec;
  --mf-line: rgba(51, 230, 214, 0.22);
  --mf-glass: rgba(8, 16, 18, 0.55);
  --font-display: "Instrument Serif", "Times New Roman", serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 3.5rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
}

html.lenis,
html.lenis body {
  height: auto;
}

body.manifold-slide {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  line-height: 1.55;
  color: var(--mf-fg);
  background: var(--mf-bg);
  -webkit-font-smoothing: antialiased;
}

img,
video {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  padding: 0.5rem 0.75rem;
  background: var(--mf-teal);
  color: #041210;
  text-decoration: none;
  border-radius: 4px;
}

.skip-link:focus {
  top: 0.75rem;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: 39;
  pointer-events: none;
  background: radial-gradient(ellipse 70% 65% at 50% 45%, transparent 40%, rgba(0, 0, 0, 0.55) 100%);
}

/* —— chrome —— */
.mf-chrome {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
  padding: 0.65rem 1.25rem;
  background: linear-gradient(to bottom, rgba(5, 7, 10, 0.85), transparent);
  pointer-events: none;
}

.mf-chrome a,
.mf-chrome .mf-mark {
  pointer-events: auto;
}

.mf-mark {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mf-muted);
}

.mf-mark strong {
  color: var(--mf-teal);
  font-weight: 600;
}

.mf-mark:hover strong {
  color: var(--mf-mint);
}

.mf-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.mf-legal a {
  color: var(--mf-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.mf-legal a:hover,
.mf-legal a:focus-visible {
  color: var(--mf-teal);
  border-bottom-color: var(--mf-line);
}

/* —— single slide cinema —— */
.mf-slide {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
}

.mf-slide.scrub-video-stage {
  /* pin stage fills viewport */
}

.scrub-video-stage__frame {
  position: relative;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.scrub-video-stage__media {
  position: absolute;
  inset: 0;
}

.scrub-video-stage__poster,
.scrub-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scrub-video {
  z-index: 1;
}

.scrub-video-stage__shade {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(to top, rgba(5, 7, 10, 0.88) 0%, rgba(5, 7, 10, 0.35) 38%, rgba(5, 7, 10, 0.25) 100%),
    radial-gradient(ellipse 55% 50% at 50% 42%, rgba(51, 230, 214, 0.08), transparent 70%);
  pointer-events: none;
}

.scrub-video-stage__captions {
  position: relative;
  z-index: 3;
  width: min(38rem, calc(100% - 2.5rem));
  padding: 5.5rem 0 6rem;
  text-align: center;
}

.scrub-video-stage__captions > [data-scrub-caption] {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  transform: translate(-50%, -48%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}

/* visible when motion sets opacity via GSAP — fallback for no-js / reduced */
html.js-fallback .scrub-video-stage__captions > [data-scrub-caption]:first-child,
html:not(.js) .scrub-video-stage__captions > [data-scrub-caption]:first-child {
  position: relative;
  left: auto;
  top: auto;
  transform: none;
  opacity: 1;
}

.scrub-video-stage__captions .eyebrow {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mf-teal);
}

.scrub-video-stage__captions h1,
.scrub-video-stage__captions h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5.5vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--mf-fg);
}

.scrub-video-stage__captions h1 em,
.scrub-video-stage__captions h2 em {
  font-style: italic;
  color: var(--mf-mint);
}

.scrub-video-stage__captions .lead {
  margin: 0 auto;
  max-width: 34ch;
  font-size: clamp(0.95rem, 0.9rem + 0.25vw, 1.1rem);
  color: var(--mf-muted);
}

.scrub-video-stage__captions .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.5rem;
  pointer-events: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), background 0.3s var(--ease);
}

.btn--primary {
  background: rgba(51, 230, 214, 0.12);
  border-color: rgba(51, 230, 214, 0.45);
  color: var(--mf-mint);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: rgba(51, 230, 214, 0.2);
  border-color: var(--mf-teal);
  color: #fff;
}

.btn--ghost {
  border-color: rgba(189, 245, 236, 0.2);
  color: var(--mf-muted);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--mf-teal-dim);
  color: var(--mf-teal);
}

.btn--static {
  cursor: default;
  opacity: 0.9;
}

.scrub-video-stage__progress {
  position: absolute;
  left: 50%;
  bottom: 1.75rem;
  z-index: 4;
  width: min(12rem, 40vw);
  height: 2px;
  transform: translateX(-50%);
  background: rgba(189, 245, 236, 0.12);
  border-radius: 2px;
  overflow: hidden;
}

.scrub-video-stage__progress span {
  display: block;
  height: 100%;
  width: calc(var(--scrub, 0) * 100%);
  background: linear-gradient(90deg, var(--mf-teal), var(--mf-mint));
  box-shadow: 0 0 12px rgba(51, 230, 214, 0.45);
}

.mf-scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 2.75rem;
  z-index: 4;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mf-muted);
  opacity: calc(1 - var(--scrub, 0) * 2.2);
  pointer-events: none;
}

.mf-footer-note {
  position: fixed;
  bottom: 0.65rem;
  left: 0;
  right: 0;
  z-index: 30;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(189, 245, 236, 0.35);
  pointer-events: none;
  opacity: calc(0.35 + var(--scrub, 0) * 0.65);
}

@media (prefers-reduced-motion: reduce) {
  .mf-scroll-hint {
    display: none;
  }

  .scrub-video {
    display: none !important;
  }

  .scrub-video-stage__captions > [data-scrub-caption] {
    position: relative !important;
    left: auto !important;
    top: auto !important;
    transform: none !important;
    opacity: 1 !important;
    margin-bottom: 2rem;
  }

  .scrub-video-stage__frame {
    min-height: auto;
    padding: 5rem 0 3rem;
  }

  .scrub-video-stage__media {
    position: relative;
    min-height: 50vh;
  }

  .scrub-video-stage__captions {
    position: relative;
    padding: 1.5rem 0 2rem;
  }
}