:root {
  --cream: #f2e8d5;
  --surface: #fbf4e8;
  --sand: #eadfc9;
  --ember: #d67b47;
  --honey: #e0a75c;
  --peach: #f4d8b4;
  --rose: #c97f6b;
  --sage: #8a9a74;
  --espresso: #2c2520;
  --espresso-dim: #6e6154;
  --espresso-faint: #9c8e7c;

  --display: "Fraunces", Georgia, serif;
  --body: "Mulish", "Avenir Next", Avenir, sans-serif;
  --content-width: 76rem;
  --ease-soft: cubic-bezier(0.45, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 20rem;
  overflow-x: hidden;
  background: var(--cream);
  color: var(--espresso);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  overflow-x: hidden;
  font-family: var(--body);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(circle at 81% 40%, rgba(244, 216, 180, 0.42) 0, rgba(244, 216, 180, 0.12) 28%, transparent 56%),
    radial-gradient(circle at 12% 88%, rgba(224, 167, 92, 0.08) 0, transparent 38%),
    var(--cream);
}

/* Fine, app-wide film grain at roughly four percent opacity. */
body::before {
  position: fixed;
  z-index: 20;
  inset: 0;
  content: "";
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.95'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

::selection {
  color: var(--espresso);
  background: rgba(224, 167, 92, 0.34);
}

.page-shell {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  isolation: isolate;
}

.page-shell::before {
  position: absolute;
  z-index: -1;
  top: -16rem;
  right: 0;
  width: min(52rem, 70vw);
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 244, 232, 0.82) 0, rgba(244, 216, 180, 0.18) 46%, transparent 72%);
  pointer-events: none;
}

.site-header {
  width: min(calc(100% - 3rem), var(--content-width));
  margin-inline: auto;
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  animation: gentle-reveal 520ms var(--ease-soft) both;
}

.wordmark {
  display: inline-flex;
  gap: 0.72rem;
  align-items: center;
  color: var(--espresso);
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  letter-spacing: -0.025em;
}

.wordmark__orb {
  width: 1.08rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 28%, var(--surface) 0 8%, var(--peach) 34%, var(--honey) 64%, var(--ember) 100%);
  box-shadow:
    0 0 0 0.28rem rgba(244, 216, 180, 0.35),
    0 0 1.4rem rgba(224, 167, 92, 0.3);
}

.hero {
  display: grid;
  grid-template-areas:
    "copy orb"
    "signup orb";
  grid-template-columns: minmax(0, 0.86fr) minmax(24rem, 1.14fr);
  grid-template-rows: auto auto;
  column-gap: clamp(2rem, 6vw, 6.5rem);
  row-gap: 2rem;
  align-items: center;
  width: min(calc(100% - 3rem), var(--content-width));
  min-height: calc(100svh - 6.4rem);
  margin-inline: auto;
  padding-block: clamp(2.8rem, 7vh, 6rem) clamp(3.5rem, 8vh, 6.5rem);
}

.hero__copy {
  grid-area: copy;
  align-self: end;
  max-width: 34rem;
  animation: gentle-reveal 560ms 80ms var(--ease-soft) both;
}

h1 {
  max-width: 13ch;
  margin: 0;
  color: var(--espresso);
  font-family: var(--display);
  font-size: clamp(2.125rem, 3.4vw, 2.5rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.hero__subhead {
  max-width: 33rem;
  margin: 1.35rem 0 0;
  color: var(--espresso-dim);
  font-size: clamp(1rem, 1.1vw, 1.08rem);
  line-height: 1.68;
  text-wrap: pretty;
}

.hero__signup {
  grid-area: signup;
  align-self: start;
  width: min(100%, 33rem);
  animation: gentle-reveal 560ms 160ms var(--ease-soft) both;
}

.waitlist-form {
  display: flex;
  gap: 0.38rem;
  width: 100%;
  padding: 0.38rem;
  border: 1px solid rgba(110, 97, 84, 0.12);
  border-radius: 999px;
  background: rgba(251, 244, 232, 0.88);
  transition:
    border-color 500ms var(--ease-soft),
    background-color 500ms var(--ease-soft),
    box-shadow 500ms var(--ease-soft);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.waitlist-form:focus-within {
  border-color: rgba(214, 123, 71, 0.52);
  background: var(--surface);
  box-shadow: 0 0 0 0.28rem rgba(244, 216, 180, 0.48);
}

.waitlist-form:has(input[aria-invalid="true"]) {
  border-color: rgba(201, 127, 107, 0.72);
}

.waitlist-form input {
  min-width: 0;
  flex: 1 1 auto;
  padding: 0.78rem 0.95rem 0.78rem 1.15rem;
  border: 0;
  outline: 0;
  color: var(--espresso);
  font-size: 0.98rem;
  font-weight: 400;
  background: transparent;
}

.waitlist-form input::placeholder {
  color: var(--espresso-dim);
  opacity: 1;
}

.waitlist-form input[aria-invalid="true"] {
  color: var(--espresso);
}

.waitlist-form button {
  flex: 0 0 auto;
  min-height: 3rem;
  padding: 0.72rem 1.28rem;
  border-radius: 999px;
  color: var(--espresso);
  font-size: 0.94rem;
  font-weight: 500;
  line-height: 1;
  background: var(--ember);
  cursor: pointer;
  transition:
    transform 500ms var(--ease-soft),
    filter 500ms var(--ease-soft),
    box-shadow 500ms var(--ease-soft),
    opacity 500ms var(--ease-soft);
}

.waitlist-form button:hover {
  filter: saturate(1.04) brightness(0.98);
  transform: translateY(-1px);
  box-shadow: 0 0.8rem 2.2rem rgba(214, 123, 71, 0.18);
}

.waitlist-form button:active {
  transform: translateY(0) scale(0.99);
}

.waitlist-form button:focus-visible {
  outline: 2px solid var(--espresso);
  outline-offset: 3px;
}

.waitlist-form button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.form-note,
.form-status {
  margin: 0.72rem 0 0 1.18rem;
  color: var(--espresso-dim);
  font-size: 0.79rem;
  line-height: 1.5;
}

.form-status {
  min-height: 1.2em;
  margin-top: 0.25rem;
}

.form-status[data-state="success"],
.form-status[data-state="error"] {
  color: var(--espresso-dim);
}

.orb-stage {
  position: relative;
  grid-area: orb;
  justify-self: end;
  width: min(100%, 41rem);
  aspect-ratio: 1;
  margin: 0;
  overflow: visible;
  isolation: isolate;
  touch-action: pan-y;
  animation: gentle-reveal 600ms 80ms var(--ease-soft) both;
}

.orb-stage::before {
  position: absolute;
  z-index: -2;
  inset: 8%;
  content: "";
  border-radius: 50%;
  background:
    radial-gradient(circle at 48% 48%, rgba(251, 244, 232, 0.38) 0, rgba(244, 216, 180, 0.3) 42%, rgba(224, 167, 92, 0.08) 62%, transparent 74%);
  filter: blur(1.8rem);
  transform: scale(1.02);
  transition: transform 600ms var(--ease-soft), opacity 600ms var(--ease-soft);
}

.orb-stage[data-engaged="true"]::before {
  opacity: 1;
  transform: scale(1.08);
}

#sona-orb {
  display: block;
  width: 100%;
  height: 100%;
}

.orb-stage__hint {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 6.5%;
  left: 0;
  margin: 0;
  color: var(--espresso-faint);
  font-size: 0.78rem;
  line-height: 1.4;
  text-align: center;
  letter-spacing: 0.01em;
  pointer-events: none;
  transition:
    opacity 500ms var(--ease-soft),
    transform 500ms var(--ease-soft);
}

.orb-stage[data-engaged="true"] .orb-stage__hint {
  opacity: 0;
  transform: translateY(0.35rem);
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@keyframes gentle-reveal {
  from {
    opacity: 0;
    transform: translateY(0.6rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 860px) {
  body {
    background:
      radial-gradient(circle at 50% 36%, rgba(244, 216, 180, 0.42) 0, rgba(244, 216, 180, 0.1) 34%, transparent 60%),
      var(--cream);
  }

  .site-header,
  .hero {
    width: min(calc(100% - 2rem), 42rem);
  }

  .hero {
    grid-template-areas:
      "copy"
      "orb"
      "signup";
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto auto auto;
    gap: 1.25rem;
    min-height: auto;
    padding-top: clamp(2.5rem, 6vh, 4rem);
    padding-bottom: 4rem;
  }

  .hero__copy {
    max-width: 38rem;
    text-align: center;
  }

  h1 {
    max-width: 15ch;
    margin-inline: auto;
  }

  .hero__subhead {
    max-width: 34rem;
    margin-inline: auto;
  }

  .orb-stage {
    justify-self: center;
    width: min(100%, 32rem);
    margin-top: -0.25rem;
    margin-bottom: -0.25rem;
  }

  .hero__signup {
    justify-self: center;
  }

  .form-note,
  .form-status {
    margin-left: 0;
    text-align: center;
  }
}

@media (max-width: 510px) {
  .site-header,
  .hero {
    width: min(calc(100% - 1.5rem), 42rem);
  }

  .site-header {
    padding-top: 1.25rem;
  }

  .hero {
    gap: 1rem;
    padding-top: 2.4rem;
    padding-bottom: 2.5rem;
  }

  .hero__subhead {
    margin-top: 1rem;
    line-height: 1.6;
  }

  .orb-stage {
    width: min(100%, 27rem);
    margin-inline: 0;
  }

  .waitlist-form {
    display: grid;
    gap: 0.65rem;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .waitlist-form:focus-within,
  .waitlist-form:has(input[aria-invalid="true"]) {
    border-color: transparent;
    background: transparent;
    box-shadow: none;
  }

  .waitlist-form input {
    min-height: 3.35rem;
    padding-inline: 1.25rem;
    border: 1px solid rgba(110, 97, 84, 0.12);
    border-radius: 999px;
    outline: none;
    background: rgba(251, 244, 232, 0.92);
    transition:
      border-color 500ms var(--ease-soft),
      box-shadow 500ms var(--ease-soft),
      background-color 500ms var(--ease-soft);
  }

  .waitlist-form input:focus {
    border-color: rgba(214, 123, 71, 0.52);
    background: var(--surface);
    box-shadow: 0 0 0 0.28rem rgba(244, 216, 180, 0.48);
  }

  .waitlist-form input[aria-invalid="true"] {
    border-color: rgba(201, 127, 107, 0.72);
  }

  .waitlist-form button {
    min-height: 3.35rem;
    width: 100%;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .orb-stage__hint {
    display: none;
  }
}

/* Narrative sections: intentionally quieter than the hero. */
.narrative {
  position: relative;
  width: 100%;
  padding-bottom: clamp(5rem, 10vw, 9rem);
}

.story-section {
  position: relative;
  width: min(calc(100% - 3rem), var(--content-width));
  margin-inline: auto;
  padding-block: clamp(6.5rem, 11vw, 10rem);
}

.story-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.09);
  border-radius: 28px;
  background: rgba(251, 244, 232, 0.58);
  isolation: isolate;
}

.story-card::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 58%, rgba(244, 216, 180, 0.24) 0, rgba(244, 216, 180, 0.08) 38%, transparent 68%),
    linear-gradient(135deg, rgba(251, 244, 232, 0.42), rgba(242, 232, 213, 0.1));
}

.story-card--problem {
  padding: clamp(4.5rem, 8vw, 7rem) clamp(1.25rem, 6vw, 5rem) clamp(3rem, 6vw, 5rem);
}

.section-copy {
  max-width: 34rem;
}

.section-copy--center {
  max-width: 45rem;
  margin-inline: auto;
  text-align: center;
}

.section-copy h2 {
  max-width: 15ch;
  margin: 0;
  color: var(--espresso);
  font-family: var(--display);
  font-size: clamp(2.05rem, 3.4vw, 2.5rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.section-copy--center h2 {
  margin-inline: auto;
}

.section-copy p {
  max-width: 35rem;
  margin: 1.4rem 0 0;
  color: var(--espresso-dim);
  font-size: clamp(1rem, 1.1vw, 1.08rem);
  line-height: 1.72;
  text-wrap: pretty;
}

.section-copy--center p {
  max-width: 39rem;
  margin-inline: auto;
}

.section-copy em {
  color: var(--espresso);
  font-family: var(--display);
  font-style: italic;
}

.js .reveal {
  opacity: 0;
  transform: translateY(1.1rem);
  transition:
    opacity 560ms var(--ease-soft),
    transform 560ms var(--ease-soft);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.same-sound {
  width: min(100%, 57rem);
  margin: clamp(2.5rem, 6vw, 4.5rem) auto 0;
}

.same-sound svg {
  display: block;
  width: 100%;
  overflow: visible;
}

.same-sound__halo {
  fill: rgba(244, 216, 180, 0.16);
}

.same-sound__mind {
  fill: url(#mindFill);
  stroke: rgba(110, 97, 84, 0.1);
  stroke-width: 1.5;
}

.same-sound__center {
  fill: rgba(214, 123, 71, 0.44);
}

.same-sound__thread {
  fill: none;
  stroke: rgba(110, 97, 84, 0.1);
  stroke-width: 1.5;
}

.same-sound__waves {
  fill: none;
  stroke: url(#sameWave);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.same-sound__waves--glow {
  opacity: 0.3;
  stroke-width: 13;
  filter: url(#softWave);
}

.same-sound__waves use {
  animation: same-wave-breathe 8s var(--ease-soft) infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.same-sound__waves use:nth-child(2) {
  animation-delay: -2.66s;
}

.same-sound__waves use:nth-child(3) {
  animation-delay: -5.32s;
}

@keyframes same-wave-breathe {
  0%,
  100% {
    opacity: 0.72;
  }
  50% {
    opacity: 1;
  }
}

.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(28rem, 1.18fr);
  gap: clamp(3rem, 8vw, 7rem);
  align-items: center;
}

.idea-section::before {
  position: absolute;
  z-index: -1;
  top: 50%;
  right: -18%;
  width: min(48rem, 74vw);
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(244, 216, 180, 0.24) 0, rgba(224, 167, 92, 0.07) 40%, transparent 70%);
  filter: blur(1rem);
  transform: translateY(-50%);
  pointer-events: none;
}

.sync-visual {
  --sync-engagement: 0;
  --sync-x: 0;
  --sync-y: 0;
  position: relative;
  min-height: clamp(25rem, 43vw, 34rem);
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.1);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 46%, rgba(251, 244, 232, 0.72) 0, rgba(244, 216, 180, 0.34) 30%, rgba(224, 167, 92, 0.08) 53%, transparent 73%),
    rgba(251, 244, 232, 0.5);
  isolation: isolate;
  touch-action: pan-y;
  transition:
    border-color 600ms var(--ease-soft),
    background-color 600ms var(--ease-soft);
}

.sync-visual::before,
.sync-visual::after {
  position: absolute;
  z-index: -1;
  content: "";
  border-radius: 50%;
  pointer-events: none;
  transition:
    transform 600ms var(--ease-soft),
    opacity 600ms var(--ease-soft);
}

.sync-visual::before {
  top: -24%;
  left: -18%;
  width: 62%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(201, 127, 107, 0.12) 0, transparent 68%);
}

.sync-visual::after {
  right: -16%;
  bottom: -30%;
  width: 68%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(224, 167, 92, 0.13) 0, transparent 70%);
}

.sync-visual[data-engaged="true"] {
  border-color: rgba(214, 123, 71, 0.22);
}

.sync-visual[data-engaged="true"]::before {
  opacity: 1;
  transform: scale(1.08);
}

.sync-visual[data-engaged="true"]::after {
  opacity: 1;
  transform: scale(1.1);
}

#sync-wave {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.sync-orb {
  position: absolute;
  top: 47%;
  left: 50%;
  width: clamp(7.8rem, 16vw, 11.5rem);
  aspect-ratio: 1;
  pointer-events: none;
  transform:
    translate(-50%, -50%)
    translate(calc(var(--sync-x) * 0.42rem), calc(var(--sync-y) * 0.32rem));
  transition: transform 600ms var(--ease-soft);
}

.sync-orb__halo,
.sync-orb__core {
  position: absolute;
  inset: 0;
  display: block;
  border-radius: 50%;
}

.sync-orb__halo {
  inset: -35%;
  opacity: calc(0.62 + var(--sync-engagement) * 0.22);
  background:
    radial-gradient(circle, rgba(244, 216, 180, 0.42) 0, rgba(224, 167, 92, 0.18) 38%, rgba(214, 123, 71, 0.07) 58%, transparent 74%);
  filter: blur(1.2rem);
  transform: scale(calc(1 + var(--sync-engagement) * 0.08));
  transition:
    opacity 600ms var(--ease-soft),
    transform 600ms var(--ease-soft);
}

.sync-orb__core {
  overflow: hidden;
  border: 1px solid rgba(251, 244, 232, 0.68);
  background:
    radial-gradient(circle at 31% 27%, rgba(251, 244, 232, 0.98) 0 5%, rgba(244, 216, 180, 0.98) 29%, rgba(224, 167, 92, 0.94) 61%, rgba(214, 123, 71, 0.98) 100%);
  box-shadow:
    0 0 0 0.45rem rgba(244, 216, 180, 0.18),
    0 0 2.8rem rgba(224, 167, 92, 0.2);
  animation: sync-orb-breathe 6s var(--ease-soft) infinite;
  animation-play-state: paused;
}

.sync-orb__core::before,
.sync-orb__core::after {
  position: absolute;
  content: "";
  border-radius: 50%;
  pointer-events: none;
}

.sync-orb__core::before {
  top: -22%;
  left: -14%;
  width: 74%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(251, 244, 232, 0.58) 0, transparent 67%);
}

.sync-orb__core::after {
  right: -32%;
  bottom: -25%;
  width: 86%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(201, 127, 107, 0.25) 0, transparent 66%);
}

.sync-visual.is-visible .sync-orb__core {
  animation-play-state: running;
}

@keyframes sync-orb-breathe {
  0%,
  100% {
    transform: scale(0.965);
  }
  50% {
    transform: scale(1.035);
  }
}

.sync-visual__status {
  position: absolute;
  right: 0;
  bottom: clamp(1.5rem, 4vw, 2.5rem);
  left: 0;
  display: flex;
  gap: 0.58rem;
  align-items: center;
  justify-content: center;
  color: var(--espresso-dim);
  font-size: 0.8rem;
  line-height: 1.4;
  pointer-events: none;
}

.sync-visual__status-dot {
  width: 0.48rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 0.32rem rgba(138, 154, 116, 0.11);
  animation: status-breathe 6s var(--ease-soft) infinite;
  animation-play-state: paused;
}

.sync-visual.is-visible .sync-visual__status-dot {
  animation-play-state: running;
}

@keyframes status-breathe {
  0%,
  100% {
    opacity: 0.58;
    transform: scale(0.86);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}

.difference-section {
  padding-top: clamp(7rem, 12vw, 11rem);
  padding-bottom: clamp(8rem, 13vw, 12rem);
}

.difference-section::before {
  position: absolute;
  z-index: -2;
  top: 46%;
  left: 50%;
  width: min(70rem, 110vw);
  aspect-ratio: 1.75;
  content: "";
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(244, 216, 180, 0.32) 0, rgba(224, 167, 92, 0.08) 44%, transparent 72%);
  filter: blur(1.6rem);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.sound-signatures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 1.75rem);
  width: min(100%, 64rem);
  margin: clamp(3.2rem, 7vw, 5.5rem) auto 0;
}

.signature-card {
  --signature-orb-x: 50%;
  --signature-orb-y: 47%;
  position: relative;
  min-height: clamp(13rem, 20vw, 16rem);
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.1);
  border-radius: 28px;
  background: rgba(251, 244, 232, 0.62);
  isolation: isolate;
  transition:
    transform 600ms var(--ease-soft),
    border-color 600ms var(--ease-soft),
    background-color 600ms var(--ease-soft);
}

.signature-card::before {
  position: absolute;
  z-index: -1;
  top: var(--signature-orb-y);
  left: var(--signature-orb-x);
  width: 75%;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(244, 216, 180, 0.35) 0, rgba(224, 167, 92, 0.08) 45%, transparent 70%);
  filter: blur(0.8rem);
  transform: translate(-50%, -50%);
  transition: transform 600ms var(--ease-soft);
}

.signature-card:hover {
  border-color: rgba(214, 123, 71, 0.2);
  background: rgba(251, 244, 232, 0.78);
  transform: translateY(-0.25rem);
}

.signature-card:hover::before {
  transform: translate(-50%, -50%) scale(1.08);
}

.signature-card--one {
  --signature-orb-x: 33%;
  --signature-orb-y: 42%;
  transform: translateY(1.1rem);
}

.signature-card--two {
  --signature-orb-x: 56%;
  --signature-orb-y: 50%;
}

.signature-card--three {
  --signature-orb-x: 68%;
  --signature-orb-y: 40%;
  transform: translateY(1.75rem);
}

.js .signature-card--one.reveal.is-visible {
  transform: translateY(1.1rem);
}

.js .signature-card--three.reveal.is-visible {
  transform: translateY(1.75rem);
}

.signature-card--one:hover,
.js .signature-card--one.reveal.is-visible:hover {
  transform: translateY(0.85rem);
}

.signature-card--three:hover,
.js .signature-card--three.reveal.is-visible:hover {
  transform: translateY(1.5rem);
}

.signature-card svg {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.signature-card__track {
  fill: none;
  stroke: rgba(110, 97, 84, 0.09);
  stroke-width: 1.4;
}

.signature-card__wave {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 1400ms var(--ease-soft);
}

.signature-card.is-visible .signature-card__wave {
  stroke-dashoffset: 0;
}

.signature-card__orb {
  position: absolute;
  z-index: 2;
  top: var(--signature-orb-y);
  left: var(--signature-orb-x);
  width: clamp(2.7rem, 4.5vw, 3.6rem);
  aspect-ratio: 1;
  border: 1px solid rgba(251, 244, 232, 0.7);
  border-radius: 50%;
  background: radial-gradient(circle at 33% 28%, var(--surface) 0 6%, var(--peach) 31%, var(--honey) 64%, var(--ember) 100%);
  box-shadow:
    0 0 0 0.38rem rgba(244, 216, 180, 0.2),
    0 0 1.8rem rgba(224, 167, 92, 0.2);
  transform: translate(-50%, -50%);
  animation: signature-orb-float 7s var(--ease-soft) infinite;
  animation-play-state: paused;
}

.signature-card--two .signature-card__orb {
  animation-duration: 8s;
  animation-delay: -2s;
}

.signature-card--three .signature-card__orb {
  animation-duration: 6.5s;
  animation-delay: -4s;
}

.signature-card.is-visible .signature-card__orb {
  animation-play-state: running;
}

@keyframes signature-orb-float {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(0.96);
  }
  50% {
    transform: translate(-50%, calc(-50% - 0.35rem)) scale(1.04);
  }
}

@media (max-width: 900px) {
  .story-section {
    width: min(calc(100% - 2rem), 42rem);
    padding-block: clamp(5.5rem, 14vw, 8rem);
  }

  .story-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 3.25rem;
  }

  .idea-section .section-copy {
    max-width: 38rem;
    text-align: center;
  }

  .idea-section .section-copy h2,
  .idea-section .section-copy p {
    margin-inline: auto;
  }

  .sync-visual {
    min-height: min(31rem, 80vw);
  }

  .sound-signatures {
    grid-template-columns: minmax(0, 1fr);
    width: min(100%, 30rem);
    gap: 1rem;
  }

  .signature-card,
  .signature-card--one,
  .signature-card--three,
  .js .signature-card--one.reveal.is-visible,
  .js .signature-card--three.reveal.is-visible {
    min-height: 13.5rem;
    transform: none;
  }

  .signature-card:hover,
  .signature-card--one:hover,
  .signature-card--three:hover,
  .js .signature-card--one.reveal.is-visible:hover,
  .js .signature-card--three.reveal.is-visible:hover {
    transform: translateY(-0.2rem);
  }
}

@media (max-width: 560px) {
  .story-section {
    width: min(calc(100% - 1.5rem), 42rem);
    padding-block: 5rem;
  }

  .story-card--problem {
    padding: 4rem 0.65rem 2.7rem;
  }

  .story-card--problem .section-copy {
    padding-inline: 0.75rem;
  }

  .same-sound {
    margin-top: 2.2rem;
  }

  .same-sound svg {
    transform: scale(1.08);
  }

  .sync-visual {
    min-height: 25rem;
  }

  .sync-orb {
    width: 8.8rem;
  }

  .difference-section {
    padding-bottom: 7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .same-sound__waves use,
  .sync-orb__core,
  .sync-visual__status-dot,
  .signature-card__orb {
    animation: none !important;
  }

  .signature-card__wave {
    stroke-dashoffset: 0;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}


/* Product, credibility, FAQ, and final conversion sections. */
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.52rem;
  margin: 0 0 1.05rem;
  color: var(--espresso-faint);
  font-size: 0.78rem;
  line-height: 1.4;
  letter-spacing: 0.012em;
}

.section-kicker::before {
  width: 0.42rem;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 0 0.3rem rgba(214, 123, 71, 0.09);
}

.product-section {
  padding-top: clamp(3rem, 6vw, 5.5rem);
  padding-bottom: clamp(7rem, 12vw, 10.5rem);
}

.product-section::before {
  position: absolute;
  z-index: -2;
  top: 55%;
  left: -18%;
  width: min(47rem, 72vw);
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 127, 107, 0.1) 0, rgba(244, 216, 180, 0.11) 42%, transparent 70%);
  filter: blur(1.4rem);
  pointer-events: none;
}

.product-section .section-copy--center {
  max-width: 51rem;
}

.product-section .section-copy h2 {
  max-width: 19ch;
}

.product-stage {
  --product-x: 0;
  --product-y: 0;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(17rem, 0.72fr);
  gap: clamp(1.5rem, 4vw, 4.25rem);
  align-items: center;
  width: min(100%, 70rem);
  min-height: clamp(38rem, 56vw, 45rem);
  margin: clamp(3.25rem, 7vw, 5.75rem) auto 0;
  padding: clamp(2.25rem, 5vw, 4.5rem);
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.1);
  border-radius: 28px;
  background:
    radial-gradient(circle at 25% 42%, rgba(251, 244, 232, 0.92) 0, rgba(244, 216, 180, 0.42) 26%, rgba(224, 167, 92, 0.08) 49%, transparent 70%),
    radial-gradient(circle at 80% 45%, rgba(251, 244, 232, 0.78) 0, rgba(244, 216, 180, 0.22) 34%, transparent 67%),
    rgba(251, 244, 232, 0.56);
  isolation: isolate;
}

.product-stage::before,
.product-stage::after {
  position: absolute;
  z-index: -2;
  content: "";
  border-radius: 50%;
  pointer-events: none;
  transition:
    transform 900ms var(--ease-soft),
    opacity 900ms var(--ease-soft);
}

.product-stage::before {
  top: -31%;
  left: -18%;
  width: 70%;
  aspect-ratio: 1;
  opacity: 0.78;
  background: radial-gradient(circle, rgba(244, 216, 180, 0.42) 0, rgba(224, 167, 92, 0.08) 48%, transparent 70%);
  transform: translate(calc(var(--product-x) * 0.45rem), calc(var(--product-y) * 0.35rem));
}

.product-stage::after {
  right: -22%;
  bottom: -36%;
  width: 76%;
  aspect-ratio: 1;
  opacity: 0.66;
  background: radial-gradient(circle, rgba(201, 127, 107, 0.18) 0, rgba(244, 216, 180, 0.1) 44%, transparent 71%);
  transform: translate(calc(var(--product-x) * -0.55rem), calc(var(--product-y) * -0.42rem));
}

.product-stage__wave {
  position: absolute;
  z-index: -1;
  top: 48%;
  left: 5%;
  width: 92%;
  height: 28%;
  overflow: visible;
  pointer-events: none;
  transform: translateY(-50%);
}

.product-stage__wave path {
  fill: none;
  stroke: url(#productWaveGradient);
  stroke-width: 2.25;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.44;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 1600ms var(--ease-soft);
}

.product-stage.is-visible .product-stage__wave path {
  stroke-dashoffset: 0;
}

.product-moment {
  position: absolute;
  z-index: 4;
  display: inline-flex;
  gap: 0.48rem;
  align-items: center;
  min-height: 2.15rem;
  padding: 0.48rem 0.8rem;
  border: 1px solid rgba(110, 97, 84, 0.09);
  border-radius: 999px;
  color: var(--espresso-dim);
  background: rgba(251, 244, 232, 0.78);
  font-size: 0.74rem;
  line-height: 1.2;
  white-space: nowrap;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: product-moment-float 8s var(--ease-soft) infinite;
  animation-play-state: paused;
}

.product-stage.is-visible .product-moment {
  animation-play-state: running;
}

.product-moment::before {
  width: 0.38rem;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: var(--honey);
}

.product-moment--wind {
  top: 12%;
  left: 6%;
  animation-delay: -1s;
}

.product-moment--focus {
  bottom: 12%;
  left: 31%;
  animation-delay: -4.5s;
}

.product-moment--sleep {
  top: 11%;
  right: 4%;
  animation-delay: -6.25s;
}

.product-moment--sleep::before {
  background: var(--rose);
}

.product-moment--focus::before {
  background: var(--sage);
}

@keyframes product-moment-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-0.35rem);
  }
}

.headband-visual {
  position: relative;
  z-index: 1;
  min-width: 0;
  margin: 0;
  transform:
    translate3d(calc(var(--product-x) * -0.32rem), calc(var(--product-y) * -0.22rem), 0)
    rotate(calc(var(--product-x) * -0.6deg));
  transition: transform 900ms var(--ease-soft);
}

.headband-visual::before {
  position: absolute;
  z-index: -1;
  top: 15%;
  left: 8%;
  width: 82%;
  aspect-ratio: 1.3;
  content: "";
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(224, 167, 92, 0.17) 0, rgba(244, 216, 180, 0.13) 38%, transparent 70%);
  filter: blur(1rem);
}

.headband-visual svg {
  display: block;
  width: 100%;
  overflow: visible;
  animation: headband-breathe 8s var(--ease-soft) infinite;
  animation-play-state: paused;
  transform-origin: 50% 60%;
}

.product-stage.is-visible .headband-visual svg {
  animation-play-state: running;
}

@keyframes headband-breathe {
  0%,
  100% {
    transform: translateY(0) scale(0.992);
  }
  50% {
    transform: translateY(-0.28rem) scale(1.008);
  }
}

.headband-visual figcaption {
  position: absolute;
  right: 3%;
  bottom: 9%;
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border: 1px solid rgba(110, 97, 84, 0.09);
  border-radius: 999px;
  color: var(--espresso-dim);
  background: rgba(251, 244, 232, 0.78);
  font-size: 0.74rem;
  line-height: 1.2;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.headband-visual figcaption::before {
  width: 0.42rem;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: linear-gradient(135deg, var(--surface), var(--peach) 54%, var(--ember));
  box-shadow: 0 0 0 0.26rem rgba(244, 216, 180, 0.16);
}

.app-phone {
  position: relative;
  z-index: 2;
  justify-self: center;
  width: min(100%, 18.5rem);
  aspect-ratio: 0.515;
  margin: 0;
  padding: 0.48rem;
  border: 1px solid rgba(110, 97, 84, 0.14);
  border-radius: 3.15rem;
  background: rgba(251, 244, 232, 0.8);
  transform:
    translate3d(calc(var(--product-x) * 0.42rem), calc(var(--product-y) * 0.34rem), 0)
    rotate(calc(var(--product-x) * 0.78deg));
  transition: transform 900ms var(--ease-soft);
}

.app-phone::before {
  position: absolute;
  z-index: -1;
  inset: -24%;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(244, 216, 180, 0.35) 0, rgba(224, 167, 92, 0.12) 43%, transparent 70%);
  filter: blur(0.9rem);
  pointer-events: none;
}

.app-phone__screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.08);
  border-radius: 2.72rem;
  background:
    radial-gradient(circle at 50% 42%, rgba(244, 216, 180, 0.7) 0, rgba(224, 167, 92, 0.12) 25%, transparent 48%),
    linear-gradient(180deg, rgba(251, 244, 232, 0.98), rgba(242, 232, 213, 0.9));
}

.app-phone__screen::before {
  position: absolute;
  top: 0.72rem;
  left: 50%;
  width: 4.2rem;
  height: 1.2rem;
  content: "";
  border-radius: 999px;
  background: rgba(44, 37, 32, 0.88);
  transform: translateX(-50%);
}

.app-phone__topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2.4rem 1.35rem 0;
  color: var(--espresso);
  font-size: 0.7rem;
}

.app-phone__brand {
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.app-phone__connected {
  display: inline-flex;
  gap: 0.34rem;
  align-items: center;
  color: var(--espresso-dim);
  font-size: 0.61rem;
}

.app-phone__connected::before {
  width: 0.35rem;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 0.22rem rgba(138, 154, 116, 0.1);
}

.app-phone__copy {
  position: relative;
  z-index: 2;
  padding: 2.05rem 1.5rem 0;
  text-align: center;
}

.app-phone__copy p {
  margin: 0;
  color: var(--espresso-faint);
  font-size: 0.62rem;
  line-height: 1.3;
}

.app-phone__copy h3 {
  margin: 0.3rem 0 0;
  color: var(--espresso);
  font-family: var(--display);
  font-size: 1.42rem;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.app-phone__visual {
  position: relative;
  height: 48%;
  margin-top: 0.45rem;
}

.app-phone__wave {
  position: absolute;
  top: 50%;
  left: 7%;
  width: 86%;
  height: 34%;
  overflow: visible;
  transform: translateY(-50%);
}

.app-phone__wave path {
  fill: none;
  stroke: url(#phoneWaveGradient);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.7;
  animation: phone-wave-drift 8s var(--ease-soft) infinite;
  animation-play-state: paused;
  transform-origin: center;
}

.product-stage.is-visible .app-phone__wave path {
  animation-play-state: running;
}

@keyframes phone-wave-drift {
  0%,
  100% {
    transform: scaleY(0.82);
    opacity: 0.56;
  }
  50% {
    transform: scaleY(1.08);
    opacity: 0.82;
  }
}

.app-phone__orb {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: 7.2rem;
  aspect-ratio: 1;
  border: 1px solid rgba(251, 244, 232, 0.7);
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 26%, rgba(251, 244, 232, 0.98) 0 6%, var(--peach) 32%, var(--honey) 65%, var(--ember) 100%);
  box-shadow:
    0 0 0 0.45rem rgba(244, 216, 180, 0.18),
    0 0 2.2rem rgba(224, 167, 92, 0.24);
  transform: translate(-50%, -50%);
  animation: app-orb-breathe 6s var(--ease-soft) infinite;
  animation-play-state: paused;
}

.app-phone__orb::before {
  position: absolute;
  top: 8%;
  left: 12%;
  width: 46%;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 244, 232, 0.65) 0, transparent 68%);
}

.product-stage.is-visible .app-phone__orb {
  animation-play-state: running;
}

@keyframes app-orb-breathe {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(0.965);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.035);
  }
}

.app-phone__status {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 0.48rem;
  align-items: center;
  justify-content: center;
  margin: -0.2rem 1.35rem 0;
  color: var(--espresso-dim);
  font-size: 0.61rem;
  line-height: 1.35;
  text-align: center;
}

.app-phone__status::before {
  width: 0.34rem;
  aspect-ratio: 1;
  flex: 0 0 auto;
  content: "";
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 0.24rem rgba(138, 154, 116, 0.1);
}

.app-phone__meter {
  position: absolute;
  right: 1.4rem;
  bottom: 1.7rem;
  left: 1.4rem;
}

.app-phone__meter-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  color: var(--espresso-faint);
  font-size: 0.56rem;
  line-height: 1.2;
}

.app-phone__meter-track {
  height: 0.28rem;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(110, 97, 84, 0.08);
}

.app-phone__meter-track span {
  display: block;
  width: 72%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--peach), var(--honey), var(--ember));
}

.credibility-section {
  padding-top: clamp(5.5rem, 10vw, 8rem);
  padding-bottom: clamp(6.5rem, 11vw, 9rem);
}

.credibility-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(8rem, 0.36fr) minmax(0, 1fr) minmax(11rem, 0.48fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  min-height: 23rem;
  padding: clamp(2.25rem, 5vw, 4.5rem);
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.09);
  border-radius: 28px;
  background:
    radial-gradient(circle at 12% 52%, rgba(244, 216, 180, 0.44) 0, rgba(224, 167, 92, 0.08) 36%, transparent 62%),
    rgba(251, 244, 232, 0.58);
  isolation: isolate;
}

.credibility-card::after {
  position: absolute;
  z-index: -1;
  right: -15%;
  bottom: -70%;
  width: 65%;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 127, 107, 0.13) 0, transparent 68%);
  pointer-events: none;
}

.credibility-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: min(100%, 10.5rem);
  aspect-ratio: 1;
  margin: 0;
  border-radius: 50%;
}

.credibility-mark::before,
.credibility-mark::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(214, 123, 71, 0.18);
  border-radius: 50%;
  animation: credibility-ring 8s var(--ease-soft) infinite;
  animation-play-state: paused;
}

.credibility-card.is-visible .credibility-mark::before,
.credibility-card.is-visible .credibility-mark::after {
  animation-play-state: running;
}

.credibility-mark::before {
  inset: 0;
}

.credibility-mark::after {
  inset: 18%;
  animation-delay: -4s;
}

@keyframes credibility-ring {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(0.96);
  }
  50% {
    opacity: 0.86;
    transform: scale(1.04);
  }
}

.credibility-mark svg {
  width: 72%;
  overflow: visible;
}

.credibility-mark path {
  fill: none;
  stroke: url(#credibilityWaveGradient);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.credibility-mark circle {
  fill: url(#credibilityOrbGradient);
  stroke: rgba(251, 244, 232, 0.72);
  stroke-width: 1.5;
}

.credibility-card .section-copy h2 {
  max-width: 17ch;
}

.credibility-source {
  position: relative;
  padding-left: clamp(1.5rem, 3vw, 2.4rem);
  border-left: 1px solid rgba(110, 97, 84, 0.12);
}

.credibility-source span,
.credibility-source strong {
  display: block;
}

.credibility-source span {
  margin-bottom: 0.45rem;
  color: var(--espresso-faint);
  font-size: 0.78rem;
}

.credibility-source strong {
  color: var(--espresso);
  font-family: var(--display);
  font-size: clamp(1.55rem, 2.2vw, 2rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.035em;
}

.credibility-source small {
  display: block;
  max-width: 14rem;
  margin-top: 0.7rem;
  color: var(--espresso-dim);
  font-size: 0.72rem;
  line-height: 1.5;
}

.faq-section {
  padding-top: clamp(6rem, 11vw, 9.5rem);
  padding-bottom: clamp(7rem, 12vw, 10rem);
}

.faq-section::before {
  position: absolute;
  z-index: -1;
  top: 35%;
  right: -22%;
  width: min(43rem, 70vw);
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(244, 216, 180, 0.3) 0, rgba(224, 167, 92, 0.07) 42%, transparent 70%);
  filter: blur(1rem);
  pointer-events: none;
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(31rem, 1.3fr);
  gap: clamp(3rem, 8vw, 7.5rem);
  align-items: start;
}

.faq-grid .section-copy {
  position: sticky;
  top: 4rem;
}

.faq-grid .section-copy h2 {
  max-width: 13ch;
}

.faq-list {
  display: grid;
  gap: 0.8rem;
}

.faq-item {
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.1);
  border-radius: 24px;
  background: rgba(251, 244, 232, 0.62);
  transition:
    border-color 500ms var(--ease-soft),
    background-color 500ms var(--ease-soft);
}

.faq-item[open] {
  border-color: rgba(214, 123, 71, 0.18);
  background: rgba(251, 244, 232, 0.82);
}

.faq-item summary {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  justify-content: space-between;
  min-height: 4.75rem;
  padding: 1.25rem 1.4rem 1.25rem 1.55rem;
  color: var(--espresso);
  cursor: pointer;
  list-style: none;
  font-size: clamp(1rem, 1.2vw, 1.08rem);
  line-height: 1.45;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:focus-visible {
  outline: 2px solid rgba(214, 123, 71, 0.65);
  outline-offset: -3px;
  border-radius: 22px;
}

.faq-item__icon {
  position: relative;
  width: 2rem;
  aspect-ratio: 1;
  flex: 0 0 auto;
  border: 1px solid rgba(110, 97, 84, 0.1);
  border-radius: 50%;
  background: rgba(244, 216, 180, 0.24);
  transition:
    transform 500ms var(--ease-soft),
    background-color 500ms var(--ease-soft);
}

.faq-item__icon::before,
.faq-item__icon::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.72rem;
  height: 1px;
  content: "";
  background: var(--ember);
  transform: translate(-50%, -50%);
  transition: transform 500ms var(--ease-soft);
}

.faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item[open] .faq-item__icon {
  background: rgba(214, 123, 71, 0.1);
  transform: rotate(180deg);
}

.faq-item[open] .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-item__answer {
  padding: 0 4.7rem 1.55rem 1.55rem;
  animation: faq-answer-in 500ms var(--ease-soft) both;
}

.faq-item__answer p {
  max-width: 38rem;
  margin: 0;
  color: var(--espresso-dim);
  font-size: 0.96rem;
  line-height: 1.7;
}

@keyframes faq-answer-in {
  from {
    opacity: 0;
    transform: translateY(-0.35rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.final-cta-section {
  width: min(calc(100% - 3rem), 82rem);
  padding-top: clamp(4rem, 8vw, 7rem);
  padding-bottom: clamp(5rem, 9vw, 8rem);
}

.final-cta-card {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(35rem, 52vw, 42rem);
  padding: clamp(5rem, 10vw, 8rem) clamp(1.25rem, 7vw, 6rem) clamp(4rem, 8vw, 6rem);
  overflow: hidden;
  border: 1px solid rgba(110, 97, 84, 0.1);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 24%, rgba(251, 244, 232, 0.95) 0, rgba(244, 216, 180, 0.48) 23%, rgba(224, 167, 92, 0.1) 48%, transparent 67%),
    linear-gradient(145deg, rgba(251, 244, 232, 0.78), rgba(242, 232, 213, 0.38));
  isolation: isolate;
}

.final-cta-card::before,
.final-cta-card::after {
  position: absolute;
  z-index: -2;
  content: "";
  border-radius: 50%;
  pointer-events: none;
}

.final-cta-card::before {
  top: -43%;
  left: -12%;
  width: 66%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(244, 216, 180, 0.48) 0, transparent 69%);
}

.final-cta-card::after {
  right: -20%;
  bottom: -48%;
  width: 70%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(201, 127, 107, 0.16) 0, rgba(224, 167, 92, 0.08) 44%, transparent 70%);
}

.final-cta__motion {
  position: absolute;
  z-index: -1;
  top: 15%;
  left: 50%;
  width: min(58rem, 90%);
  height: 15rem;
  pointer-events: none;
  transform: translateX(-50%);
}

.final-cta__wave {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 54%;
  overflow: visible;
  transform: translateY(-50%);
}

.final-cta__wave path {
  fill: none;
  stroke: url(#finalWaveGradient);
  stroke-width: 2.3;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.52;
  animation: final-wave-breathe 8s var(--ease-soft) infinite;
  animation-play-state: paused;
  transform-origin: center;
}

.final-cta-card.is-visible .final-cta__wave path {
  animation-play-state: running;
}

@keyframes final-wave-breathe {
  0%,
  100% {
    opacity: 0.36;
    transform: scaleY(0.84);
  }
  50% {
    opacity: 0.66;
    transform: scaleY(1.08);
  }
}

.final-cta__orb {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(6.5rem, 11vw, 8.5rem);
  aspect-ratio: 1;
  border: 1px solid rgba(251, 244, 232, 0.7);
  border-radius: 50%;
  background:
    radial-gradient(circle at 31% 27%, rgba(251, 244, 232, 0.98) 0 6%, var(--peach) 31%, var(--honey) 64%, var(--ember) 100%);
  box-shadow:
    0 0 0 0.48rem rgba(244, 216, 180, 0.2),
    0 0 2.8rem rgba(224, 167, 92, 0.24);
  transform: translate(-50%, -50%);
  animation: final-orb-breathe 6s var(--ease-soft) infinite;
  animation-play-state: paused;
}

.final-cta__orb::before {
  position: absolute;
  top: 8%;
  left: 11%;
  width: 48%;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 244, 232, 0.63) 0, transparent 68%);
}

.final-cta-card.is-visible .final-cta__orb {
  animation-play-state: running;
}

@keyframes final-orb-breathe {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(0.965);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.035);
  }
}

.final-cta__content {
  position: relative;
  z-index: 2;
  width: min(100%, 47rem);
  margin-top: clamp(9rem, 18vw, 13rem);
  text-align: center;
}

.final-cta__content h2 {
  max-width: 17ch;
  margin-inline: auto;
}

.final-cta__signup {
  width: min(100%, 38rem);
  margin: 2.1rem auto 0;
}

.final-cta__signup .form-note {
  margin-top: 0.9rem;
}

.site-footer {
  width: min(calc(100% - 3rem), var(--content-width));
  margin-inline: auto;
  padding: 0 0 clamp(2.5rem, 5vw, 4rem);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding-top: 1.8rem;
  border-top: 1px solid rgba(110, 97, 84, 0.12);
}

.site-footer .wordmark {
  font-size: 1.15rem;
}

.site-footer__line {
  margin: 0;
  color: var(--espresso-faint);
  font-size: 0.75rem;
  text-align: center;
}

.site-footer__nav {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.site-footer__nav a {
  color: var(--espresso-dim);
  font-size: 0.75rem;
  text-decoration: none;
  transition: color 500ms var(--ease-soft);
}

.site-footer__nav a:hover {
  color: var(--ember);
}

.site-footer__nav a:focus-visible {
  outline: 2px solid rgba(214, 123, 71, 0.65);
  outline-offset: 0.25rem;
  border-radius: 0.2rem;
}

@media (max-width: 980px) {
  .product-stage {
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.64fr);
    min-height: 38rem;
    padding-inline: 2rem;
  }

  .credibility-card {
    grid-template-columns: minmax(7rem, 0.3fr) minmax(0, 1fr);
  }

  .credibility-source {
    grid-column: 2;
    padding: 1.4rem 0 0;
    border-top: 1px solid rgba(110, 97, 84, 0.12);
    border-left: 0;
  }

  .faq-grid {
    grid-template-columns: minmax(0, 0.64fr) minmax(26rem, 1.36fr);
    gap: 3.5rem;
  }
}

@media (max-width: 760px) {
  .product-stage {
    grid-template-columns: minmax(0, 1fr);
    min-height: auto;
    padding: 4.5rem 1.25rem 3.25rem;
  }

  .headband-visual {
    width: min(100%, 36rem);
    margin-inline: auto;
  }

  .headband-visual figcaption {
    right: 8%;
    bottom: 4%;
  }

  .app-phone {
    width: min(72vw, 18rem);
    margin-top: -1.5rem;
  }

  .product-moment--wind {
    top: 2.5rem;
    left: 1.25rem;
  }

  .product-moment--sleep {
    top: 2.5rem;
    right: 1.25rem;
  }

  .product-moment--focus {
    right: auto;
    bottom: 1.25rem;
    left: 1.25rem;
  }

  .credibility-card {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
    text-align: center;
  }

  .credibility-mark {
    width: 8.5rem;
    margin-inline: auto;
  }

  .credibility-card .section-copy,
  .credibility-card .section-copy h2,
  .credibility-card .section-copy p {
    margin-inline: auto;
  }

  .credibility-source {
    grid-column: auto;
    padding: 1.6rem 0 0;
    border-top: 1px solid rgba(110, 97, 84, 0.12);
    text-align: center;
  }

  .credibility-source small {
    margin-inline: auto;
  }

  .faq-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  .faq-grid .section-copy {
    position: static;
    max-width: 38rem;
    text-align: center;
  }

  .faq-grid .section-copy h2,
  .faq-grid .section-copy p {
    margin-inline: auto;
  }

  .site-footer__inner {
    grid-template-columns: 1fr auto;
  }

  .site-footer__line {
    grid-row: 2;
    grid-column: 1 / -1;
    text-align: left;
  }
}

@media (max-width: 560px) {
  .product-section,
  .credibility-section,
  .faq-section {
    padding-block: 5.5rem;
  }

  .product-stage {
    margin-top: 2.8rem;
    border-radius: 24px;
  }

  .product-moment {
    font-size: 0.68rem;
  }

  .product-moment--wind,
  .product-moment--sleep {
    top: 1.1rem;
  }

  .product-moment--wind {
    left: 0.9rem;
  }

  .product-moment--sleep {
    right: 0.9rem;
  }

  .headband-visual figcaption {
    right: 4%;
    bottom: 0;
  }

  .app-phone {
    width: min(76vw, 17.25rem);
  }

  .credibility-card {
    min-height: auto;
    padding: 3.25rem 1.35rem;
    border-radius: 24px;
  }

  .faq-item {
    border-radius: 20px;
  }

  .faq-item summary {
    min-height: 4.4rem;
    padding: 1.1rem 1rem 1.1rem 1.15rem;
  }

  .faq-item__answer {
    padding: 0 1.15rem 1.35rem;
  }

  .final-cta-section {
    width: min(calc(100% - 1.5rem), 82rem);
    padding-top: 4rem;
    padding-bottom: 4.5rem;
  }

  .final-cta-card {
    min-height: 37rem;
    padding: 4.5rem 0.75rem 3.5rem;
    border-radius: 24px;
  }

  .final-cta__motion {
    top: 11%;
    width: 110%;
  }

  .final-cta__content {
    margin-top: 10.5rem;
  }

  .final-cta__signup {
    width: 100%;
    padding-inline: 0.5rem;
  }

  .site-footer {
    width: min(calc(100% - 1.5rem), var(--content-width));
  }

  .site-footer__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
    text-align: center;
  }

  .site-footer__line {
    grid-row: auto;
    grid-column: auto;
    text-align: center;
  }

  .site-footer__nav {
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-moment,
  .headband-visual svg,
  .app-phone__wave path,
  .app-phone__orb,
  .credibility-mark::before,
  .credibility-mark::after,
  .final-cta__wave path,
  .final-cta__orb {
    animation: none !important;
  }

  .product-stage__wave path {
    stroke-dashoffset: 0;
  }
}

/* Interactive storytelling layer. These responses stay quiet, tactile, and conversion-safe. */
.same-sound {
  outline: none;
  touch-action: pan-y;
}

.same-sound:focus-visible {
  border-radius: 24px;
  outline: 2px solid rgba(214, 123, 71, 0.56);
  outline-offset: 0.7rem;
}

.same-sound__person circle {
  transform-box: fill-box;
  transform-origin: center;
  transition:
    opacity 600ms var(--ease-soft),
    transform 600ms var(--ease-soft),
    fill 600ms var(--ease-soft),
    filter 600ms var(--ease-soft);
}

.same-sound[data-active]:not([data-active="0"]) .same-sound__mind {
  opacity: 0.7;
}

.same-sound[data-active="1"] .same-sound__person:nth-child(1) .same-sound__halo,
.same-sound[data-active="2"] .same-sound__person:nth-child(2) .same-sound__halo,
.same-sound[data-active="3"] .same-sound__person:nth-child(3) .same-sound__halo {
  opacity: 1;
  transform: scale(1.12);
}

.same-sound[data-active="1"] .same-sound__person:nth-child(1) .same-sound__mind,
.same-sound[data-active="2"] .same-sound__person:nth-child(2) .same-sound__mind,
.same-sound[data-active="3"] .same-sound__person:nth-child(3) .same-sound__mind {
  opacity: 1;
  filter: drop-shadow(0 0 13px rgba(224, 167, 92, 0.16));
  transform: scale(1.035);
}

.same-sound[data-active="1"] .same-sound__person:nth-child(1) .same-sound__center {
  fill: var(--rose);
  transform: translate(-0.34rem, 0.18rem) scale(1.08);
}

.same-sound[data-active="2"] .same-sound__person:nth-child(2) .same-sound__center {
  fill: var(--ember);
  transform: translate(0.15rem, -0.3rem) scale(1.08);
}

.same-sound[data-active="3"] .same-sound__person:nth-child(3) .same-sound__center {
  fill: var(--honey);
  transform: translate(0.32rem, 0.22rem) scale(1.08);
}

.same-sound[data-active="1"] .same-sound__waves use:nth-child(1),
.same-sound[data-active="2"] .same-sound__waves use:nth-child(2),
.same-sound[data-active="3"] .same-sound__waves use:nth-child(3) {
  filter: drop-shadow(0 0 6px rgba(214, 123, 71, 0.34));
}

.same-sound__caption,
.signature-note {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  justify-content: center;
  margin: 0.8rem auto 0;
  color: var(--espresso-faint);
  font-size: 0.76rem;
  line-height: 1.5;
  text-align: center;
}

.same-sound__caption > span,
.signature-note > span {
  width: 0.42rem;
  aspect-ratio: 1;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--honey);
  box-shadow: 0 0 0 0.27rem rgba(224, 167, 92, 0.09);
}

.sync-visual {
  --sync-progress: 1;
}

.sync-visual__controls {
  position: absolute;
  z-index: 5;
  right: clamp(1.15rem, 3vw, 2rem);
  bottom: clamp(1.15rem, 3vw, 1.8rem);
  left: clamp(1.15rem, 3vw, 2rem);
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.sync-visual__status {
  position: static;
  display: inline-flex;
  right: auto;
  bottom: auto;
  left: auto;
  flex: 0 1 auto;
  justify-content: flex-end;
  min-width: 0;
}

.sync-visual__status-dot {
  width: 0.48rem;
  aspect-ratio: 1;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 0.32rem rgba(138, 154, 116, 0.11);
  animation: status-breathe 6s var(--ease-soft) infinite;
  animation-play-state: paused;
  transition:
    background-color 500ms var(--ease-soft),
    box-shadow 500ms var(--ease-soft);
}

.sync-visual__status-text {
  width: auto;
  min-width: 0;
  overflow: hidden;
  background: none;
  box-shadow: none;
  text-overflow: ellipsis;
  white-space: nowrap;
  animation: none;
}

.sync-visual[data-tuning="true"] .sync-visual__status-dot {
  background: var(--honey);
  box-shadow: 0 0 0 0.32rem rgba(224, 167, 92, 0.12);
}

.sync-visual__replay {
  position: relative;
  display: inline-flex;
  gap: 0.48rem;
  align-items: center;
  min-height: 2.25rem;
  padding: 0.52rem 0.82rem;
  border: 1px solid rgba(110, 97, 84, 0.1);
  border-radius: 999px;
  color: var(--espresso-dim);
  cursor: pointer;
  background: rgba(251, 244, 232, 0.72);
  font-size: 0.72rem;
  font-weight: 500;
  line-height: 1.2;
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
  transition:
    color 500ms var(--ease-soft),
    border-color 500ms var(--ease-soft),
    background-color 500ms var(--ease-soft),
    transform 500ms var(--ease-soft);
}

.sync-visual__replay:hover {
  color: var(--espresso);
  border-color: rgba(214, 123, 71, 0.22);
  background: rgba(251, 244, 232, 0.92);
  transform: translateY(-0.12rem);
}

.sync-visual__replay:focus-visible {
  outline: 2px solid rgba(214, 123, 71, 0.62);
  outline-offset: 0.2rem;
}

.sync-visual__replay-icon {
  position: relative;
  width: 0.85rem;
  aspect-ratio: 1;
  border: 1px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  opacity: 0.74;
}

.sync-visual__replay-icon::after {
  position: absolute;
  top: -0.13rem;
  right: -0.11rem;
  width: 0;
  height: 0;
  content: "";
  border-top: 0.18rem solid transparent;
  border-bottom: 0.18rem solid transparent;
  border-left: 0.26rem solid currentColor;
  transform: rotate(-18deg);
}

.sync-visual[data-tuning="true"] .sync-visual__replay-icon {
  animation: sync-replay-turn 2.8s linear infinite;
}

@keyframes sync-replay-turn {
  to {
    transform: rotate(360deg);
  }
}

.sync-visual__progress {
  position: absolute;
  z-index: 5;
  right: clamp(1.15rem, 3vw, 2rem);
  bottom: 0.62rem;
  left: clamp(1.15rem, 3vw, 2rem);
  height: 1px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(110, 97, 84, 0.07);
  pointer-events: none;
}

.sync-visual__progress span {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--peach), var(--honey), var(--ember));
  transform: scaleX(var(--sync-progress));
  transform-origin: left;
  transition: transform 140ms linear;
}

.signature-card__trigger {
  position: absolute;
  z-index: 5;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border-radius: 28px;
  outline: 0;
  cursor: pointer;
  background: transparent;
}

.signature-card__trigger:focus-visible {
  outline: 2px solid rgba(214, 123, 71, 0.62);
  outline-offset: -4px;
}

.signature-card__index {
  position: absolute;
  z-index: 4;
  top: 1rem;
  left: 1rem;
  display: inline-flex;
  align-items: center;
  min-height: 1.8rem;
  padding: 0.34rem 0.62rem;
  border: 1px solid rgba(110, 97, 84, 0.08);
  border-radius: 999px;
  color: var(--espresso-faint);
  background: rgba(251, 244, 232, 0.65);
  font-size: 0.64rem;
  line-height: 1;
  pointer-events: none;
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  transition:
    color 500ms var(--ease-soft),
    background-color 500ms var(--ease-soft),
    border-color 500ms var(--ease-soft);
}

.signature-card[data-selected="true"] {
  border-color: rgba(214, 123, 71, 0.32);
  background: rgba(251, 244, 232, 0.88);
}

.signature-card[data-selected="true"]::before {
  transform: translate(-50%, -50%) scale(1.13);
}

.signature-card[data-selected="true"] .signature-card__index {
  color: var(--espresso);
  border-color: rgba(214, 123, 71, 0.18);
  background: rgba(244, 216, 180, 0.42);
}

.sound-signatures.has-selection .signature-card:not([data-selected="true"]) {
  opacity: 0.72;
}

.sound-signatures .signature-card {
  transition:
    opacity 600ms var(--ease-soft),
    transform 600ms var(--ease-soft),
    border-color 600ms var(--ease-soft),
    background-color 600ms var(--ease-soft);
}

.signature-card.is-redrawing .signature-card__wave {
  animation: signature-redraw 1050ms var(--ease-soft) both;
}

@keyframes signature-redraw {
  from {
    opacity: 0.28;
    stroke-dashoffset: 1;
  }
  to {
    opacity: 1;
    stroke-dashoffset: 0;
  }
}

.signature-note {
  margin-top: 1.5rem;
}

.product-moment {
  cursor: pointer;
  transition:
    color 500ms var(--ease-soft),
    border-color 500ms var(--ease-soft),
    background-color 500ms var(--ease-soft),
    box-shadow 500ms var(--ease-soft),
    transform 500ms var(--ease-soft);
}

.product-moment:hover {
  color: var(--espresso);
  border-color: rgba(214, 123, 71, 0.22);
  background: rgba(251, 244, 232, 0.94);
}

.product-moment:focus-visible {
  outline: 2px solid rgba(214, 123, 71, 0.62);
  outline-offset: 0.2rem;
}

.product-stage.is-visible .product-moment.is-active {
  color: var(--espresso);
  border-color: rgba(214, 123, 71, 0.3);
  background: rgba(251, 244, 232, 0.96);
  box-shadow:
    0 0 0 0.25rem rgba(244, 216, 180, 0.18),
    0 0 1.3rem rgba(224, 167, 92, 0.12);
  animation-play-state: paused;
  transform: translateY(-0.24rem);
}

.product-moment--reset {
  top: 12%;
  left: 6%;
  animation-delay: -2.5s;
}

.product-moment--wind {
  top: auto;
  bottom: 12%;
  left: 7%;
}

.product-moment--focus {
  right: auto;
  bottom: 10%;
  left: 34%;
}

.product-stage[data-mode="reset"] {
  --session-rgb: 214, 123, 71;
}

.product-stage[data-mode="wind"] {
  --session-rgb: 201, 127, 107;
}

.product-stage[data-mode="focus"] {
  --session-rgb: 138, 154, 116;
}

.product-stage[data-mode="sleep"] {
  --session-rgb: 224, 167, 92;
}

.app-phone,
.app-phone__copy,
.app-phone__visual,
.app-phone__status,
.app-phone__meter {
  transition:
    opacity 420ms var(--ease-soft),
    transform 420ms var(--ease-soft),
    filter 600ms var(--ease-soft);
}

.app-phone {
  box-shadow: 0 0 3.2rem rgba(var(--session-rgb, 214, 123, 71), 0.08);
}

.product-stage.is-switching .app-phone__copy,
.product-stage.is-switching .app-phone__visual,
.product-stage.is-switching .app-phone__status,
.product-stage.is-switching .app-phone__meter {
  opacity: 0.2;
  transform: translateY(0.28rem);
}

.app-phone__orb {
  box-shadow:
    0 0 0 0.45rem rgba(244, 216, 180, 0.18),
    0 0 2.35rem rgba(var(--session-rgb, 224, 167, 92), 0.28);
  filter: saturate(1.02);
  transition:
    box-shadow 600ms var(--ease-soft),
    filter 600ms var(--ease-soft);
}

.app-phone__meter-track span {
  width: 64%;
  transition: width 700ms var(--ease-soft);
}

.credibility-card {
  --cred-x: 0;
  --cred-y: 0;
}

.credibility-mark {
  transform:
    translate(calc(var(--cred-x) * 0.42rem), calc(var(--cred-y) * 0.32rem))
    rotate(calc(var(--cred-x) * 0.8deg));
  transition: transform 850ms var(--ease-soft);
}

.credibility-card::after {
  transform: translate(calc(var(--cred-x) * -0.55rem), calc(var(--cred-y) * -0.38rem));
  transition: transform 900ms var(--ease-soft);
}

.faq-item:hover {
  border-color: rgba(214, 123, 71, 0.16);
  background: rgba(251, 244, 232, 0.74);
}

.final-cta__motion {
  transition:
    transform 700ms var(--ease-soft),
    filter 700ms var(--ease-soft);
}

.final-cta__orb {
  transition:
    box-shadow 700ms var(--ease-soft),
    filter 700ms var(--ease-soft);
}

.final-cta__wave path {
  transition:
    opacity 700ms var(--ease-soft),
    stroke-width 700ms var(--ease-soft),
    filter 700ms var(--ease-soft);
}

.final-cta-card[data-email-state="focus"] .final-cta__motion,
.final-cta-card[data-email-state="typing"] .final-cta__motion {
  filter: saturate(1.04);
  transform: translateX(-50%) scale(1.012);
}

.final-cta-card[data-email-state="ready"] .final-cta__motion,
.final-cta-card[data-email-state="success"] .final-cta__motion {
  filter: saturate(1.1) brightness(1.015);
  transform: translateX(-50%) scale(1.026);
}

.final-cta-card[data-email-state="ready"] .final-cta__orb,
.final-cta-card[data-email-state="success"] .final-cta__orb {
  filter: saturate(1.1) brightness(1.02);
  box-shadow:
    0 0 0 0.62rem rgba(244, 216, 180, 0.25),
    0 0 3.8rem rgba(224, 167, 92, 0.34),
    0 0 6rem rgba(214, 123, 71, 0.1);
}

.final-cta-card[data-email-state="ready"] .final-cta__wave path,
.final-cta-card[data-email-state="success"] .final-cta__wave path {
  opacity: 0.72;
  stroke-width: 2.7;
  filter: drop-shadow(0 0 5px rgba(224, 167, 92, 0.18));
}

.final-cta-card[data-email-state="error"] .final-cta__orb {
  box-shadow:
    0 0 0 0.48rem rgba(244, 216, 180, 0.2),
    0 0 2.8rem rgba(201, 127, 107, 0.28);
}

.final-cta-card[data-email-state="success"] .final-cta__orb {
  animation:
    final-orb-breathe 6s var(--ease-soft) infinite,
    final-orb-welcome 900ms var(--ease-soft) 1;
}

@keyframes final-orb-welcome {
  0%,
  100% {
    filter: saturate(1.1) brightness(1.02);
  }
  50% {
    filter: saturate(1.2) brightness(1.08);
  }
}

@media (max-width: 760px) {
  .sync-visual__controls {
    gap: 0.7rem;
  }

  .sync-visual__replay {
    padding-inline: 0.7rem;
  }

  .product-stage {
    padding-bottom: 5.25rem;
  }

  .product-moment--reset {
    top: 1.25rem;
    left: 1.25rem;
  }

  .product-moment--sleep {
    top: 1.25rem;
    right: 1.25rem;
  }

  .product-moment--wind {
    top: auto;
    right: auto;
    bottom: 1.25rem;
    left: 1.25rem;
  }

  .product-moment--focus {
    right: 1.25rem;
    bottom: 1.25rem;
    left: auto;
  }
}

@media (max-width: 560px) {
  .same-sound__caption,
  .signature-note {
    max-width: 24rem;
    font-size: 0.7rem;
  }

  .sync-visual__controls {
    right: 1rem;
    bottom: 1.1rem;
    left: 1rem;
    flex-direction: column-reverse;
    gap: 0.58rem;
    align-items: center;
  }

  .sync-visual__status {
    justify-content: center;
  }

  .sync-visual__progress {
    right: 1rem;
    left: 1rem;
  }

  .signature-card__index {
    top: 0.8rem;
    left: 0.8rem;
  }

  .product-stage {
    padding-top: 4.8rem;
    padding-bottom: 5rem;
  }

  .product-moment {
    max-width: calc(50% - 1.2rem);
  }

  .product-moment--reset,
  .product-moment--wind {
    left: 0.8rem;
  }

  .product-moment--sleep,
  .product-moment--focus {
    right: 0.8rem;
  }

  .product-moment--reset,
  .product-moment--sleep {
    top: 0.8rem;
  }

  .product-moment--wind,
  .product-moment--focus {
    bottom: 0.8rem;
  }
}

@media (hover: none) {
  .same-sound__caption {
    cursor: default;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sync-visual__replay-icon,
  .signature-card.is-redrawing .signature-card__wave,
  .final-cta-card[data-email-state="success"] .final-cta__orb {
    animation: none !important;
  }

  .sync-visual__progress span {
    transition: none;
  }
}