:root {
  --paper: #f7efe4;
  --paper-deep: #eadbc7;
  --ink: #0b0b0b;
  --ink-soft: rgba(11, 11, 11, 0.68);
  --ink-faint: rgba(11, 11, 11, 0.08);
  --white: #fffcf7;
  --red: #ff4d31;
  --gold: #ffb51b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 14%, rgba(255, 77, 49, 0.08), transparent 24%),
    radial-gradient(circle at 86% 18%, rgba(255, 181, 27, 0.08), transparent 18%),
    linear-gradient(180deg, #faf4ec 0%, #f4eadf 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(0, 0, 0, 0.42) 1px, transparent 0);
  background-size: 22px 22px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.96), transparent 88%);
}

img {
  display: block;
  max-width: 100%;
  user-select: none;
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  position: relative;
}

.hero,
.signal,
.flow,
.finale {
  position: relative;
  overflow: clip;
  isolation: isolate;
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: rgba(11, 11, 11, 0.5);
}

.eyebrow-light {
  color: rgba(255, 255, 255, 0.58);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Unbounded", sans-serif;
  font-weight: 700;
  line-height: 0.96;
}

h1 {
  font-size: clamp(4.8rem, 12vw, 11rem);
  letter-spacing: -0.08em;
}

h2 {
  font-size: clamp(3rem, 6vw, 6rem);
  letter-spacing: -0.08em;
}

h3 {
  font-size: clamp(2.5rem, 4.7vw, 4.3rem);
  letter-spacing: -0.08em;
}

.hero-text,
.signal-line p,
.flow-step p,
.finale-copy p:last-of-type {
  margin: 1.05rem 0 0;
  max-width: 32rem;
  font-size: clamp(1rem, 1.25vw, 1.1rem);
  line-height: 1.7;
  color: var(--ink-soft);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 12rem;
  margin-top: 2rem;
  padding: 1rem 1.7rem;
  border-radius: 999px;
  background: var(--red);
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 16px 34px rgba(255, 77, 49, 0.28);
  transition:
    transform 220ms ease,
    background 220ms ease,
    box-shadow 220ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-3px) scale(1.015);
  background: var(--gold);
  box-shadow: 0 20px 38px rgba(255, 181, 27, 0.28);
}

.button-dark {
  background: var(--white);
  color: var(--ink);
  box-shadow: 0 18px 34px rgba(255, 255, 255, 0.12);
}

.button-dark:hover,
.button-dark:focus-visible {
  background: rgba(255, 255, 255, 0.92);
}

.step-number {
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  color: rgba(11, 11, 11, 0.4);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(2.4rem) scale(0.98);
  transition:
    opacity 720ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 720ms cubic-bezier(0.22, 1, 0.36, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.hero {
  --hero-progress: 0;
  --pointer-x: 0;
  --pointer-y: 0;
  min-height: 176svh;
  padding-inline: clamp(1rem, 2vw, 2rem);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 32rem;
  background:
    linear-gradient(
      180deg,
      rgba(10, 10, 10, 0),
      rgba(10, 10, 10, 0.84) 78%,
      rgba(10, 10, 10, 1) 100%
    );
  opacity: clamp(0, calc(var(--hero-progress) * 1.3 - 0.08), 1);
  pointer-events: none;
  z-index: 1;
}

.hero-frame {
  position: sticky;
  top: 0;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  grid-template-rows: 1fr auto;
  gap: clamp(1.5rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(1.2rem, 2vw, 2rem) 0 1.2rem;
  z-index: 2;
}

.hero-copy {
  position: relative;
  z-index: 3;
  width: min(31rem, 100%);
  padding-bottom: 3vh;
  opacity: 0;
  transform:
    translateY(calc(2rem + var(--hero-progress) * 2rem))
    scale(calc(0.97 - var(--hero-progress) * 0.05));
}

body.is-ready .hero-copy {
  opacity: calc(1 - var(--hero-progress) * 0.58);
  transform:
    translateY(calc(var(--hero-progress) * 2rem))
    scale(calc(1 - var(--hero-progress) * 0.08));
  transition:
    opacity 540ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 540ms cubic-bezier(0.22, 1, 0.36, 1);
}

.hero-lead {
  margin: 1.25rem 0 0;
  max-width: 18rem;
  font-size: clamp(1.24rem, 1.9vw, 1.7rem);
  font-weight: 700;
}

.hero-stage {
  position: relative;
  min-height: 82svh;
  display: grid;
  place-items: center;
  will-change: transform;
}

.hero-aura,
.hero-orbit,
.hero-sweep {
  position: absolute;
}

.hero-aura {
  border-radius: 50%;
}

.hero-aura-red {
  width: 24rem;
  height: 24rem;
  left: 16%;
  top: 24%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 77, 49, 0.18), rgba(255, 77, 49, 0) 72%);
  transform:
    translate3d(calc(var(--hero-progress) * -3rem), calc(var(--hero-progress) * 1.5rem), 0)
    scale(calc(0.9 + var(--hero-progress) * 0.18));
}

.hero-aura-gold {
  width: 18rem;
  height: 18rem;
  right: 12%;
  bottom: 18%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 181, 27, 0.18), rgba(255, 181, 27, 0) 72%);
  transform:
    translate3d(calc(var(--hero-progress) * 2rem), calc(var(--hero-progress) * -1.4rem), 0)
    scale(calc(0.92 + var(--hero-progress) * 0.14));
}

.hero-orbit {
  border-radius: 50%;
  opacity: 0.92;
}

.hero-orbit-red {
  width: min(36rem, 56vw);
  height: min(36rem, 56vw);
  right: 10%;
  top: 17%;
  border: 14px solid transparent;
  border-top-color: rgba(255, 77, 49, 0.94);
  border-left-color: rgba(255, 77, 49, 0.94);
  transform: rotate(calc(4deg + var(--hero-progress) * 20deg));
}

.hero-orbit-black {
  width: min(20rem, 30vw);
  height: min(20rem, 30vw);
  left: 10%;
  bottom: 18%;
  border: 8px solid transparent;
  border-right-color: rgba(11, 11, 11, 0.1);
  border-bottom-color: rgba(11, 11, 11, 0.1);
  transform: rotate(calc(-10deg - var(--hero-progress) * 12deg));
}

.hero-sweep {
  width: 12rem;
  height: 12rem;
  right: 18%;
  top: 24%;
  border-radius: 50%;
  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0),
      rgba(255, 255, 255, 0.74),
      rgba(255, 255, 255, 0)
    );
  transform:
    rotate(32deg)
    translate3d(calc(var(--hero-progress) * 2rem), calc(var(--hero-progress) * -1rem), 0);
  opacity: calc(0.4 + var(--hero-progress) * 0.2);
}

.hero-logo {
  position: relative;
  z-index: 3;
  width: min(34rem, 76%);
  transform:
    translate3d(
      calc(var(--pointer-x) * 14px + var(--hero-progress) * -1rem),
      calc(var(--pointer-y) * 10px - var(--hero-progress) * 2rem),
      0
    )
    rotate(calc(-5deg + var(--hero-progress) * 12deg + var(--pointer-x) * 3deg))
    scale(calc(0.96 + var(--hero-progress) * 0.16));
  filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.12));
  will-change: transform;
  backface-visibility: hidden;
}

.hero-tail {
  position: relative;
  grid-column: 1 / -1;
  display: flex;
  gap: clamp(1.1rem, 2vw, 2rem);
  align-items: center;
  padding-top: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.74rem;
  font-weight: 800;
  color: rgba(11, 11, 11, 0.46);
}

.hero-tail::before,
.hero-tail::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 2px;
  border-radius: 999px;
}

.hero-tail::before {
  width: 100%;
  background: rgba(11, 11, 11, 0.08);
}

.hero-tail::after {
  width: calc(22% + var(--hero-progress) * 78%);
  background: linear-gradient(90deg, var(--red), var(--gold));
}

.signal {
  --signal-progress: 0;
  min-height: 230svh;
  padding-inline: clamp(1rem, 2vw, 2rem);
  background:
    radial-gradient(circle at 50% -4%, rgba(255, 77, 49, 0.18), transparent 28%),
    linear-gradient(180deg, #0a0a0a 0%, #111 100%);
  color: var(--white);
}

.signal::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 16rem;
  background: linear-gradient(180deg, rgba(255, 77, 49, 0.06), rgba(255, 77, 49, 0));
  opacity: calc(0.4 + var(--signal-progress) * 0.4);
}

.signal-frame {
  position: sticky;
  top: 0;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding-block: clamp(3rem, 6vw, 5rem);
}

.signal-copy {
  position: relative;
  z-index: 3;
  width: min(32rem, 100%);
}

.signal-line {
  padding-block: 0.55rem;
  opacity: 0.22;
  transform: translateY(1.4rem);
  transition:
    opacity 320ms ease,
    transform 320ms ease;
}

.signal-line p {
  color: rgba(255, 255, 255, 0.68);
}

.signal[data-phase="0"] .signal-line[data-phase="0"],
.signal[data-phase="1"] .signal-line[data-phase="1"],
.signal[data-phase="2"] .signal-line[data-phase="2"] {
  opacity: 1;
  transform: translateY(0);
}

.signal-stage {
  position: relative;
  min-height: 44rem;
}

.signal-core,
.signal-wave,
.signal-labels,
.signal-device {
  position: absolute;
}

.signal-core {
  inset: 14%;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0) 72%);
  transform: scale(calc(0.86 + var(--signal-progress) * 0.16));
}

.signal-wave {
  border-radius: 50%;
  border: 14px solid transparent;
  opacity: 0.92;
}

.signal-wave-red {
  inset: 6%;
  border-top-color: rgba(255, 77, 49, 0.9);
  border-left-color: rgba(255, 77, 49, 0.9);
  transform: rotate(calc(8deg + var(--signal-progress) * 32deg));
}

.signal-wave-gold {
  inset: 20%;
  border-right-color: rgba(255, 181, 27, 0.92);
  transform: rotate(calc(22deg - var(--signal-progress) * 30deg));
}

.signal-labels {
  inset: 0;
}

.signal-label {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: "Unbounded", sans-serif;
  font-size: clamp(5rem, 11vw, 12rem);
  letter-spacing: -0.08em;
  text-transform: lowercase;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.14);
  opacity: 0;
  transform: translateY(1rem) scale(0.94);
  transition:
    opacity 320ms ease,
    transform 320ms ease;
}

.signal[data-phase="0"] .signal-label[data-label="0"],
.signal[data-phase="1"] .signal-label[data-label="1"],
.signal[data-phase="2"] .signal-label[data-label="2"] {
  opacity: 0.9;
  transform: translateY(0) scale(1);
}

.signal-device {
  width: min(15rem, 34%);
  opacity: 0.26;
  transform-origin: 50% 50%;
  filter: drop-shadow(0 18px 30px rgba(0, 0, 0, 0.22));
  will-change: transform, opacity;
  transition:
    transform 420ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 280ms ease;
  backface-visibility: hidden;
}

.signal-camera {
  left: 0;
  top: 10%;
  transform: translate3d(0, 0, 0) rotate(-18deg) scale(0.72);
}

.signal-mic {
  left: 34%;
  bottom: 2%;
  transform: translate3d(0, 0, 0) rotate(14deg) scale(0.74);
}

.signal-headphones {
  right: 2%;
  top: 8%;
  transform: translate3d(0, 0, 0) rotate(12deg) scale(0.72);
}

.signal[data-phase="0"] .signal-camera {
  opacity: 0.3;
  transform: translate3d(10%, 16%, 0) rotate(-10deg) scale(0.64);
}

.signal[data-phase="0"] .signal-mic {
  opacity: 1;
  transform: translate3d(0, -18%, 0) rotate(0deg) scale(1.08);
}

.signal[data-phase="0"] .signal-headphones {
  opacity: 0.3;
  transform: translate3d(-10%, 14%, 0) rotate(8deg) scale(0.66);
}

.signal[data-phase="1"] .signal-camera {
  opacity: 1;
  transform: translate3d(18%, 12%, 0) rotate(-4deg) scale(1.06);
}

.signal[data-phase="1"] .signal-mic {
  opacity: 0.34;
  transform: translate3d(4%, -2%, 0) rotate(16deg) scale(0.68);
}

.signal[data-phase="1"] .signal-headphones {
  opacity: 0.32;
  transform: translate3d(-10%, 14%, 0) rotate(8deg) scale(0.66);
}

.signal[data-phase="2"] .signal-camera {
  opacity: 0.28;
  transform: translate3d(8%, 18%, 0) rotate(-12deg) scale(0.62);
}

.signal[data-phase="2"] .signal-mic {
  opacity: 0.34;
  transform: translate3d(-2%, -6%, 0) rotate(10deg) scale(0.68);
}

.signal[data-phase="2"] .signal-headphones {
  opacity: 1;
  transform: translate3d(-18%, 12%, 0) rotate(0deg) scale(1.08);
}

.flow {
  --flow-progress: 0;
  min-height: 292svh;
  padding-inline: clamp(1rem, 2vw, 2rem);
  background:
    radial-gradient(circle at 14% 16%, rgba(255, 77, 49, 0.08), transparent 24%),
    radial-gradient(circle at 84% 20%, rgba(255, 181, 27, 0.08), transparent 18%),
    linear-gradient(180deg, #f6ecdf 0%, #eddcca 100%);
}

.flow-frame {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.flow-visual {
  position: sticky;
  top: 0;
  min-height: 100svh;
  display: grid;
  place-items: center;
}

.flow-screen {
  position: relative;
  width: min(44rem, 100%);
  aspect-ratio: 1 / 1.08;
  border-radius: 2.4rem;
  overflow: clip;
  background: #0d0d0d;
  box-shadow: 0 34px 78px rgba(12, 8, 5, 0.16);
  transform:
    translateY(calc((0.5 - var(--flow-progress)) * 3rem))
    rotate(calc(-5deg + var(--flow-progress) * 10deg));
  will-change: transform;
}

.flow-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0) 40%);
  pointer-events: none;
}

.flow-flash,
.flow-word,
.flow-asset {
  position: absolute;
}

.flow-flash {
  inset: -8%;
  opacity: 0.4;
  transition: opacity 320ms ease, transform 320ms ease;
}

.flow-word {
  inset: auto 0 9%;
  font-family: "Unbounded", sans-serif;
  font-size: clamp(4rem, 8vw, 8rem);
  letter-spacing: -0.08em;
  text-align: center;
  text-transform: lowercase;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.16);
  opacity: 0;
  transform: translateY(1rem) scale(0.94);
  transition:
    opacity 320ms ease,
    transform 320ms ease;
}

.flow-asset {
  inset: 0;
  margin: auto;
  width: 72%;
  opacity: 0;
  transform: translateY(2rem) scale(0.86) rotate(-10deg);
  filter: drop-shadow(0 18px 30px rgba(0, 0, 0, 0.24));
  transition:
    opacity 380ms ease,
    transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform, opacity;
  backface-visibility: hidden;
}

.flow[data-step="0"] .flow-flash {
  background:
    radial-gradient(circle at 32% 24%, rgba(255, 77, 49, 0.34), rgba(255, 77, 49, 0) 34%),
    radial-gradient(circle at 72% 72%, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0) 30%);
}

.flow[data-step="1"] .flow-flash {
  background:
    radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0) 24%),
    radial-gradient(circle at 62% 66%, rgba(255, 77, 49, 0.24), rgba(255, 77, 49, 0) 34%);
}

.flow[data-step="2"] .flow-flash {
  background:
    radial-gradient(circle at 26% 30%, rgba(255, 181, 27, 0.26), rgba(255, 181, 27, 0) 34%),
    radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0) 28%);
}

.flow[data-step="0"] .flow-word-0,
.flow[data-step="1"] .flow-word-1,
.flow[data-step="2"] .flow-word-2 {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.flow[data-step="0"] .flow-asset-camera {
  opacity: 1;
  transform: translateY(0) scale(1) rotate(-4deg);
}

.flow[data-step="1"] .flow-asset-mic {
  opacity: 1;
  transform: translateY(0) scale(0.98) rotate(2deg);
}

.flow[data-step="2"] .flow-asset-headphones {
  opacity: 1;
  transform: translateY(0) scale(1) rotate(-3deg);
}

.flow-copy {
  display: grid;
  gap: 0;
}

.flow-step {
  min-height: 94svh;
  display: grid;
  align-content: center;
  gap: 1rem;
  padding-block: 7rem;
  padding-right: clamp(0rem, 1vw, 1rem);
  border-bottom: 1px solid rgba(11, 11, 11, 0.06);
  opacity: 0.28;
  transform: translateY(2rem) scale(0.97);
  transition:
    opacity 320ms ease,
    transform 320ms ease;
  content-visibility: auto;
  contain-intrinsic-size: 1px 90svh;
}

.flow-step.is-active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.finale {
  --finale-progress: 0;
  min-height: 124svh;
  padding-inline: clamp(1rem, 2vw, 2rem);
  background:
    radial-gradient(circle at 28% 20%, rgba(255, 77, 49, 0.14), transparent 24%),
    radial-gradient(circle at 72% 76%, rgba(255, 181, 27, 0.12), transparent 22%),
    linear-gradient(180deg, #090909 0%, #171311 100%);
  color: var(--white);
}

.finale-stage {
  position: sticky;
  top: 0;
  min-height: 100svh;
  display: grid;
  place-items: center;
}

.finale-arc,
.finale-copy {
  position: absolute;
}

.finale-arc {
  border-radius: 50%;
  border: 14px solid transparent;
  opacity: 0.9;
}

.finale-arc-red {
  width: min(54rem, 78vw);
  height: min(54rem, 78vw);
  left: -4vw;
  top: 6vh;
  border-top-color: rgba(255, 77, 49, 0.86);
  border-left-color: rgba(255, 77, 49, 0.86);
  transform: rotate(calc(-10deg + var(--finale-progress) * 28deg));
}

.finale-arc-gold {
  width: min(26rem, 40vw);
  height: min(26rem, 40vw);
  right: 12vw;
  bottom: 10vh;
  border-right-color: rgba(255, 181, 27, 0.9);
  transform: rotate(calc(24deg - var(--finale-progress) * 26deg));
}

.finale-copy {
  position: relative;
  z-index: 2;
  width: min(44rem, 100%);
  text-align: center;
}

.finale-copy h2 {
  max-width: 8ch;
  margin-inline: auto;
}

.finale-copy p:last-of-type {
  margin-inline: auto;
  color: rgba(255, 255, 255, 0.72);
}

.finale-copy.is-visible {
  transform:
    translateY(calc((1 - var(--finale-progress)) * 1.4rem))
    scale(calc(0.95 + var(--finale-progress) * 0.05));
}

@media (max-width: 1080px) {
  .hero-frame,
  .signal-frame,
  .flow-frame {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 150svh;
  }

  .hero-frame {
    align-items: center;
    gap: 1.25rem;
  }

  .hero-stage {
    order: -1;
    min-height: 48svh;
  }

  .hero-copy {
    padding-bottom: 2rem;
  }

  .hero-logo {
    width: min(24rem, 86vw);
  }

  .signal {
    min-height: 192svh;
  }

  .signal-stage {
    min-height: 32rem;
    order: -1;
  }

  .signal-camera,
  .signal-headphones,
  .signal-mic {
    width: min(13rem, 32vw);
  }

  .flow {
    min-height: auto;
    padding-block: clamp(4rem, 8vw, 6rem);
  }

  .flow-visual {
    position: relative;
    min-height: auto;
    margin-bottom: 1rem;
  }

  .flow-screen {
    width: min(34rem, 92vw);
  }

  .flow-step {
    min-height: auto;
    padding-block: 2rem;
  }
}

@media (max-width: 640px) {
  .hero,
  .signal,
  .flow,
  .finale {
    padding-inline: 1rem;
  }

  .hero {
    min-height: 130svh;
  }

  .hero-stage {
    min-height: 18rem;
  }

  .hero-tail {
    gap: 1rem;
    flex-wrap: wrap;
    padding-top: 1.2rem;
  }

  .signal {
    min-height: 176svh;
  }

  .signal-stage {
    min-height: 24rem;
  }

  .signal-camera,
  .signal-headphones,
  .signal-mic {
    width: min(10rem, 34vw);
  }

  .flow-screen {
    border-radius: 1.8rem;
  }

  .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  [data-reveal],
  .hero-copy,
  .signal-line,
  .flow-step,
  .flow-asset {
    opacity: 1 !important;
    transform: none !important;
  }
}