/* ==========================================================================
 * HEARBY · landing page styles
 * Lives on top of brand tokens v1.0 (2026-05-21).
 * Never Inter. Never Roboto. Geist + JetBrains Mono.
 * ========================================================================== */

:root {
  /* COLOR · 5 tokens */
  --hb-void:        #0A0E10;
  --hb-paper:       #F4F5F7;
  --hb-halo:        #A8B3CC;
  --hb-grey-mid:    #6B7479;
  --hb-deep:        #0A0A0B;

  --hb-void-2:      #11161A;
  --hb-void-3:      #1A2024;
  --hb-void-4:      #242B2F;
  --hb-void-5:      #2E363B;
  --hb-grey-soft:   #9CA5A8;
  --hb-mist-bright: #D2DBDD;

  --hb-bg:          var(--hb-void);
  --hb-fg:          var(--hb-paper);
  --hb-accent:      var(--hb-halo);
  --hb-muted:       var(--hb-grey-mid);
  --hb-hair:        rgba(244, 245, 247, 0.08);
  --hb-hair-hot:    rgba(244, 245, 247, 0.18);

  --hb-renove: linear-gradient(135deg, #A8B5B8 0%, #D2DBDD 20%, #7C8689 40%, #363E42 56%, #181D20 78%, #0A0E10 100%);

  --hb-font-display: 'Geist', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
  --hb-font-body:    'Geist', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
  --hb-font-mono:    'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --hb-track-display: -0.04em;
  --hb-track-body:    -0.02em;
  --hb-track-mono:     0.02em;

  --hb-ease:        cubic-bezier(0.2, 0.7, 0.2, 1);
  --hb-dur-fast:    160ms;
  --hb-dur-default: 300ms;
  --hb-dur-slow:    600ms;

  --hb-shadow:    0 8px 22px rgba(0, 0, 0, 0.28);
  --hb-shadow-lg: 0 22px 56px rgba(0, 0, 0, 0.38);
  --hb-glow:      0 0 36px rgba(168, 179, 204, 0.18);

  --hb-shell-max: 1280px;
  --hb-pad-x:     clamp(20px, 4vw, 64px);
}

/* ============================================================
 * RESET / BASE
 * ============================================================ */

*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--hb-bg);
  color: var(--hb-fg);
  font-family: var(--hb-font-body);
  font-size: 15px;
  font-weight: 400;
  letter-spacing: var(--hb-track-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; transition: color var(--hb-dur-fast) var(--hb-ease); }
a:hover { color: var(--hb-halo); }

button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

ul { list-style: none; }

:focus-visible { outline: 2px solid var(--hb-halo); outline-offset: 3px; border-radius: 2px; }

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

/* ============================================================
 * TYPE SCALE
 * ============================================================ */

.eyebrow {
  font-family: var(--hb-font-mono);
  font-size: clamp(10px, 0.7vw, 12px);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hb-grey-soft);
}
.eyebrow--halo { color: var(--hb-halo); }
.eyebrow--dim  { color: var(--hb-grey-mid); opacity: 0.7; }

.mono { font-family: var(--hb-font-mono); letter-spacing: var(--hb-track-mono); }
.dim  { color: var(--hb-grey-mid); }
.hl   { color: var(--hb-halo); }

.h2 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(26px, 3.8vw, 46px);
  letter-spacing: var(--hb-track-display);
  line-height: 1.05;
  color: var(--hb-paper);
}

.section__head { max-width: 760px; margin-bottom: clamp(40px, 6vw, 72px); }
.section__head--centered { margin-inline: auto; text-align: center; }
.section__head .eyebrow { margin-bottom: 18px; }
.section__head .h2 { margin-bottom: 20px; }
.section__lede { color: var(--hb-grey-soft); font-size: clamp(13px, 1vw, 15px); max-width: 56ch; line-height: 1.55; }
.section__head--centered .section__lede { margin-inline: auto; }

/* ============================================================
 * BUTTONS
 * ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--hb-font-body);
  font-weight: 500;
  font-size: 13.5px;
  letter-spacing: -0.01em;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: background var(--hb-dur-fast) var(--hb-ease),
              border-color var(--hb-dur-fast) var(--hb-ease),
              color var(--hb-dur-fast) var(--hb-ease),
              transform var(--hb-dur-fast) var(--hb-ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--hb-paper);
  color: var(--hb-deep);
}
.btn--primary:hover { background: var(--hb-halo); color: var(--hb-deep); }

.btn--ghost {
  border-color: var(--hb-hair-hot);
  color: var(--hb-paper);
}
.btn--ghost:hover { border-color: var(--hb-halo); color: var(--hb-halo); }

.btn--pill {
  background: transparent;
  border-color: var(--hb-hair-hot);
  color: var(--hb-paper);
  padding: 10px 18px;
  font-size: 13px;
}
.btn--pill:hover { background: var(--hb-paper); color: var(--hb-deep); border-color: var(--hb-paper); }

.btn--block { width: 100%; }
.btn--xl { padding: 16px 28px; font-size: 14.5px; }

/* ============================================================
 * NAV
 * ============================================================ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 40px);
  padding: 14px var(--hb-pad-x);
  background: rgba(10, 14, 16, 0.6);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: background var(--hb-dur-default) var(--hb-ease),
              border-color var(--hb-dur-default) var(--hb-ease);
}
.nav.is-scrolled {
  background: rgba(10, 14, 16, 0.82);
  border-bottom-color: var(--hb-hair);
}

.nav__brand { display: inline-flex; align-items: center; }

.nav__links { display: flex; gap: clamp(16px, 2vw, 28px); margin-left: auto; }
.nav__links a {
  font-size: 14px;
  color: var(--hb-grey-soft);
  letter-spacing: -0.01em;
}
.nav__links a:hover { color: var(--hb-paper); }

.nav .btn--pill { margin-left: 12px; }

.nav__toggle {
  display: none;
  width: 38px; height: 38px;
  border-radius: 999px;
  border: 1px solid var(--hb-hair-hot);
  position: relative;
  margin-left: auto;
}
.nav__toggle span {
  position: absolute;
  left: 9px;
  right: 9px;
  height: 1.5px;
  background: var(--hb-paper);
  transition: transform var(--hb-dur-default) var(--hb-ease), opacity var(--hb-dur-fast) var(--hb-ease);
}
.nav__toggle span:nth-child(1) { top: 14px; }
.nav__toggle span:nth-child(2) { bottom: 14px; }
.nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav.is-open .nav__toggle span:nth-child(2) { transform: translateY(-5px) rotate(-45deg); }

/* ============================================================
 * HERO
 * ============================================================ */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: clamp(120px, 16vh, 200px) var(--hb-pad-x) clamp(64px, 12vh, 120px);
  overflow: hidden;
  isolation: isolate;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center right;
}
.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10,14,16,0.95) 0%, rgba(10,14,16,0.7) 32%, rgba(10,14,16,0.2) 60%, rgba(10,14,16,0) 100%),
    linear-gradient(180deg, rgba(10,14,16,0.55) 0%, rgba(10,14,16,0) 30%, rgba(10,14,16,0) 60%, rgba(10,14,16,0.7) 100%);
}


.hero__body {
  position: relative;
  max-width: 720px;
  z-index: 1;
}

.hero__h1 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(36px, 4.8vw, 68px);
  letter-spacing: var(--hb-track-display);
  line-height: 1.0;
  margin: 16px 0 20px;
  color: var(--hb-paper);
}

.hero__sub {
  max-width: 52ch;
  color: rgba(244, 245, 247, 0.74);
  font-size: clamp(14px, 1.1vw, 16px);
  line-height: 1.55;
  margin-bottom: 32px;
}

.hero__cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.hero__meta {
  color: rgba(244, 245, 247, 0.5);
  font-size: 11px;
}

.hero__cycle {
  margin-top: 56px;
  font-size: 12px;
  color: var(--hb-grey-mid);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  min-height: 1.6em;
  contain: layout;
}
.hero__cycle__word {
  display: inline-block;
  min-width: 26ch;
  color: var(--hb-halo);
  font-weight: 500;
  text-transform: none;
  letter-spacing: var(--hb-track-mono);
  transition: opacity 280ms var(--hb-ease), transform 280ms var(--hb-ease);
}
.hero__cycle__word.is-out {
  opacity: 0;
  transform: translateY(-4px);
}

.hero__tagline {
  position: absolute;
  right: var(--hb-pad-x);
  bottom: 32px;
  font-family: var(--hb-font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(20px, 2vw, 28px);
  letter-spacing: var(--hb-track-display);
  color: rgba(244, 245, 247, 0.16);
  pointer-events: none;
}

/* ============================================================
 * PROOF STRIP
 * ============================================================ */

.proof {
  background: var(--hb-void-2);
  border-block: 1px solid var(--hb-hair);
  padding: clamp(36px, 5vw, 56px) var(--hb-pad-x);
}
.proof__row {
  max-width: var(--hb-shell-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 48px);
  flex-wrap: wrap;
}
.proof__row + .proof__row { margin-top: 22px; padding-top: 22px; border-top: 1px dashed var(--hb-hair); }

.proof__logos {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 40px);
  flex: 1;
}
.proof__logos li {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(14px, 1.2vw, 17px);
  letter-spacing: -0.02em;
  color: var(--hb-grey-soft);
  opacity: 0.7;
}
.proof__logos--dim li { opacity: 0.4; }

/* ============================================================
 * TRIGGERS · BENTO
 * ============================================================ */

.triggers {
  padding: clamp(80px, 11vw, 144px) var(--hb-pad-x);
  max-width: var(--hb-shell-max);
  margin: 0 auto;
}

.bento {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(220px, auto);
}

.tile {
  background: var(--hb-void-2);
  border: 1px solid var(--hb-hair);
  border-radius: 18px;
  padding: clamp(22px, 2.4vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
  contain: layout paint;
  transition: border-color var(--hb-dur-default) var(--hb-ease),
              transform var(--hb-dur-default) var(--hb-ease),
              background var(--hb-dur-default) var(--hb-ease);
}
.tile:hover {
  border-color: rgba(168, 179, 204, 0.32);
  background: var(--hb-void-3);
  transform: translateY(-2px);
}

.tile:nth-child(1) { grid-column: span 3; grid-row: span 2; }
.tile:nth-child(2) { grid-column: span 3; }
.tile:nth-child(3) { grid-column: span 3; }
.tile:nth-child(4) { grid-column: span 3; }
.tile:nth-child(5) { grid-column: span 3; }

.tile__h {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(18px, 1.5vw, 22px);
  letter-spacing: var(--hb-track-display);
  line-height: 1.1;
  color: var(--hb-paper);
}
.tile__p {
  color: var(--hb-grey-soft);
  font-size: clamp(13px, 0.95vw, 15px);
  line-height: 1.55;
  max-width: 44ch;
}

/* mock UI fragments inside tiles */
.mock {
  margin-top: auto;
  background: var(--hb-void);
  border: 1px solid var(--hb-hair);
  border-radius: 12px;
  padding: 16px 18px;
}
.mock__line {
  font-family: var(--hb-font-mono);
  font-size: 12px;
  color: var(--hb-grey-soft);
  margin-bottom: 6px;
  letter-spacing: var(--hb-track-mono);
  min-height: 1.55em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mock__line .mono { margin-right: 8px; color: var(--hb-grey-mid); }
.mock__cue {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: var(--hb-track-display);
  color: var(--hb-halo);
  margin-top: 10px;
  min-height: 1.3em;
}
.mock__cue--sm { font-size: 15px; margin-top: 8px; min-height: 1.3em; }

.mock--waveform .mock__wave {
  display: flex;
  align-items: end;
  gap: 3px;
  height: 60px;
  margin-bottom: 8px;
}
.mock--waveform .mock__wave span {
  width: 4px;
  background: var(--hb-grey-mid);
  border-radius: 2px;
  animation: wave 1.6s var(--hb-ease) infinite;
}
.mock--waveform .mock__wave span:nth-child(odd) { background: var(--hb-halo); opacity: 0.7; }
.mock--waveform .mock__wave span:nth-child(1)  { height: 30%; animation-delay: -0.0s; }
.mock--waveform .mock__wave span:nth-child(2)  { height: 60%; animation-delay: -0.1s; }
.mock--waveform .mock__wave span:nth-child(3)  { height: 45%; animation-delay: -0.2s; }
.mock--waveform .mock__wave span:nth-child(4)  { height: 70%; animation-delay: -0.3s; }
.mock--waveform .mock__wave span:nth-child(5)  { height: 35%; animation-delay: -0.4s; }
.mock--waveform .mock__wave span:nth-child(6)  { height: 80%; animation-delay: -0.5s; }
.mock--waveform .mock__wave span:nth-child(7)  { height: 50%; animation-delay: -0.6s; }
.mock--waveform .mock__wave span:nth-child(8)  { height: 65%; animation-delay: -0.7s; }
.mock--waveform .mock__wave span:nth-child(9)  { height: 30%; animation-delay: -0.8s; }
.mock--waveform .mock__wave span:nth-child(10) { height: 55%; animation-delay: -0.9s; }
.mock--waveform .mock__wave span:nth-child(11) { height: 75%; animation-delay: -1.0s; }
.mock--waveform .mock__wave span:nth-child(12) { height: 40%; animation-delay: -1.1s; }
.mock--waveform .mock__wave span:nth-child(13) { height: 60%; animation-delay: -1.2s; }
.mock--waveform .mock__wave span:nth-child(14) { height: 32%; animation-delay: -1.3s; }
.mock--waveform .mock__wave span:nth-child(15) { height: 70%; animation-delay: -1.4s; }
.mock--waveform .mock__wave span:nth-child(16) { height: 45%; animation-delay: -1.5s; }
.mock--waveform .mock__wave span:nth-child(17) { height: 60%; animation-delay: -1.6s; }
.mock--waveform .mock__wave span:nth-child(18) { height: 38%; animation-delay: -1.7s; }
.mock--waveform .mock__wave span:nth-child(19) { height: 55%; animation-delay: -1.8s; }
.mock--waveform .mock__wave span:nth-child(20) { height: 80%; animation-delay: -1.9s; }
.mock--waveform .mock__wave span:nth-child(21) { height: 30%; animation-delay: -2.0s; }
.mock--waveform .mock__wave span:nth-child(22) { height: 48%; animation-delay: -2.1s; }

@keyframes wave {
  0%, 100% { transform: scaleY(1); }
  50%      { transform: scaleY(0.4); }
}

.mock--meter .meter {
  display: flex;
  align-items: end;
  gap: 6px;
  height: 64px;
  margin-bottom: 8px;
}
.mock--meter .meter span {
  flex: 1;
  background: var(--hb-halo);
  border-radius: 3px;
  opacity: 0.6;
}
.mock--meter .meter span:nth-child(4) { opacity: 1; }

/* ============================================================
 * WHISPER DEMO
 * ============================================================ */

.demo {
  position: relative;
  padding: clamp(80px, 11vw, 144px) var(--hb-pad-x);
  background: var(--hb-void);
  overflow: hidden;
  isolation: isolate;
}
.demo__media { position: absolute; inset: 0; z-index: -1; opacity: 0.4; }
.demo__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: right center;
  filter: blur(2px);
}
.demo__media::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(10,14,16,1) 0%, rgba(10,14,16,0.85) 40%, rgba(10,14,16,0.5) 100%);
}

.demo__body {
  max-width: var(--hb-shell-max);
  margin: 0 auto;
}
.demo__lede {
  margin: 18px 0 44px;
  max-width: 56ch;
  color: var(--hb-grey-soft);
  font-size: clamp(13px, 1vw, 15px);
}

.filmstrip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}
.frame {
  background: var(--hb-void-2);
  border: 1px solid var(--hb-hair);
  border-radius: 16px;
  padding: 28px 26px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  contain: layout paint;
}
.frame .eyebrow { color: var(--hb-grey-soft); }
.frame--cue { border-color: rgba(168, 179, 204, 0.32); background: linear-gradient(180deg, var(--hb-void-3) 0%, var(--hb-void-2) 100%); }

.frame__transcript {
  font-family: var(--hb-font-body);
  color: var(--hb-grey-soft);
  font-size: 16px;
  line-height: 1.5;
  font-style: italic;
  min-height: 6em;
  display: block;
}
@media (max-width: 720px) {
  .frame__transcript { min-height: 7.5em; }
}
.typewriter::after {
  content: '▍';
  margin-left: 2px;
  color: var(--hb-halo);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.frame__meta {
  margin-top: auto;
  color: var(--hb-grey-mid);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.frame__cue {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(18px, 1.9vw, 24px);
  letter-spacing: var(--hb-track-display);
  line-height: 1.15;
  color: var(--hb-halo);
  margin-top: auto;
  min-height: 2.3em;
}

.frame--pulse { align-items: flex-start; }
.pulse {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--hb-halo);
  margin: auto;
  position: relative;
  animation: pulse 1.8s var(--hb-ease) infinite;
  box-shadow: 0 0 32px rgba(168, 179, 204, 0.5);
}
.pulse::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid var(--hb-halo);
  animation: pulseRing 1.8s var(--hb-ease) infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1);   opacity: 1; }
  50%      { transform: scale(0.92); opacity: 0.85; }
}
@keyframes pulseRing {
  0%   { transform: scale(0.9); opacity: 0.8; }
  100% { transform: scale(1.8); opacity: 0; }
}

.demo__caption {
  margin-top: 24px;
  color: var(--hb-grey-mid);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* ============================================================
 * PRIVACY
 * ============================================================ */

.privacy {
  position: relative;
  padding: clamp(80px, 11vw, 144px) var(--hb-pad-x);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--hb-void-2);
  border-block: 1px solid var(--hb-hair);
  isolation: isolate;
  overflow: hidden;
}
.privacy__media { position: absolute; right: 0; top: 0; bottom: 0; width: 42%; z-index: -1; opacity: 0.5; }
.privacy__media img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.privacy__media::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(270deg, rgba(17,22,26,0) 0%, rgba(17,22,26,0.85) 70%, rgba(17,22,26,1) 100%);
}

.privacy__body {
  max-width: 880px;
  position: relative;
}
.privacy__lede {
  margin: 18px 0 36px;
  color: var(--hb-grey-soft);
  font-size: clamp(13px, 1vw, 15px);
  max-width: 60ch;
  line-height: 1.6;
}

.boundary {
  display: grid;
  border: 1px solid var(--hb-hair);
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 28px;
  font-size: 13px;
}
.boundary__row {
  display: grid;
  grid-template-columns: 2fr 0.8fr 0.8fr 0.8fr;
  align-items: center;
  padding: 14px 22px;
  border-top: 1px solid var(--hb-hair);
}
.boundary__row:first-child { border-top: 0; }
.boundary__row--head {
  background: var(--hb-void-3);
  color: var(--hb-halo);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.boundary__row > span:first-child { color: var(--hb-paper); }
.boundary__row .ok { color: var(--hb-halo); }
.boundary__row .no { color: var(--hb-grey-mid); }

.privacy__states { color: var(--hb-grey-soft); max-width: 64ch; margin-bottom: 22px; font-size: 15px; }
.privacy__states .mono { color: var(--hb-halo); font-size: 13px; }

.link--halo {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--hb-halo);
  font-weight: 500;
  font-size: 15px;
  border-bottom: 1px solid rgba(168, 179, 204, 0.4);
  padding-bottom: 4px;
}
.link--halo:hover { border-bottom-color: var(--hb-halo); color: var(--hb-paper); }

/* ============================================================
 * PRICING
 * ============================================================ */

.pricing {
  padding: clamp(80px, 11vw, 144px) var(--hb-pad-x);
  max-width: var(--hb-shell-max);
  margin: 0 auto;
}

.plans {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-bottom: 40px;
}

.plan {
  position: relative;
  background: var(--hb-void-2);
  border: 1px solid var(--hb-hair);
  border-radius: 22px;
  padding: clamp(28px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.plan--feature {
  border-color: rgba(168, 179, 204, 0.32);
  background: linear-gradient(180deg, var(--hb-void-3) 0%, var(--hb-void-2) 100%);
  box-shadow: var(--hb-glow);
}
.plan__flag {
  position: absolute;
  top: 0; right: 24px;
  transform: translateY(-50%);
  background: var(--hb-halo);
  color: var(--hb-deep);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
}
.plan__name { color: var(--hb-grey-soft); font-size: 12px; letter-spacing: 0.14em; }
.plan__price { display: flex; align-items: baseline; gap: 6px; }
.plan__num {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(36px, 3.4vw, 48px);
  letter-spacing: var(--hb-track-display);
  line-height: 1;
}
.plan__per { color: var(--hb-grey-mid); font-size: 14px; }

.plan__list { display: flex; flex-direction: column; gap: 10px; }
.plan__list li {
  position: relative;
  padding-left: 22px;
  color: var(--hb-grey-soft);
  font-size: 15px;
}
.plan__list li::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 10px; height: 1.5px;
  background: var(--hb-halo);
}

.pricing__parity {
  text-align: center;
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--hb-grey-mid);
}

/* ============================================================
 * FAQ
 * ============================================================ */

.faq {
  padding: clamp(80px, 11vw, 144px) var(--hb-pad-x);
  max-width: var(--hb-shell-max);
  margin: 0 auto;
}
.faq__list {
  border-top: 1px solid var(--hb-hair);
  max-width: 820px;
  margin-inline: auto;
}
.faq--centered .faq summary { text-align: left; }
.faq details {
  border-bottom: 1px solid var(--hb-hair);
  padding: clamp(22px, 2vw, 28px) 0;
  position: relative;
  transition: background 220ms var(--hb-ease);
}
.faq details::before {
  content: '';
  position: absolute;
  left: -16px; top: 0; bottom: 0;
  width: 2px;
  background: var(--hb-halo);
  transform: scaleY(0);
  transform-origin: center;
  transition: transform 320ms var(--hb-ease);
  box-shadow: 0 0 12px rgba(168, 179, 204, 0.6);
}
.faq details[open]::before { transform: scaleY(0.8); }
.faq summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  cursor: pointer;
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(15px, 1.2vw, 18px);
  letter-spacing: var(--hb-track-display);
  color: var(--hb-paper);
  line-height: 1.3;
  transition: color var(--hb-dur-fast) var(--hb-ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--hb-halo); }
.faq__icon {
  font-family: var(--hb-font-mono);
  font-size: 20px;
  color: var(--hb-halo);
  flex-shrink: 0;
  transition: transform var(--hb-dur-default) var(--hb-ease);
}
.faq details[open] .faq__icon {
  transform: rotate(45deg);
  color: var(--hb-paper);
}
.faq__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 360ms var(--hb-ease),
              margin-top 360ms var(--hb-ease),
              opacity 220ms var(--hb-ease);
  opacity: 0;
}
.faq__body > p {
  overflow: hidden;
  color: var(--hb-grey-soft);
  font-size: 15px;
  line-height: 1.65;
  max-width: 68ch;
  transform: translateY(-6px);
  transition: transform 360ms var(--hb-ease);
}
.faq details[open] .faq__body {
  grid-template-rows: 1fr;
  margin-top: 14px;
  opacity: 1;
}
.faq details[open] .faq__body > p { transform: none; }

/* ============================================================
 * FINALE
 * ============================================================ */

.finale {
  padding: clamp(120px, 18vw, 220px) var(--hb-pad-x);
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(168, 179, 204, 0.12) 0%, rgba(168, 179, 204, 0) 70%),
    var(--hb-void);
  border-top: 1px solid var(--hb-hair);
}
.finale__h {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(38px, 6vw, 84px);
  letter-spacing: var(--hb-track-display);
  line-height: 0.98;
  color: var(--hb-paper);
  margin-bottom: clamp(32px, 4.4vw, 48px);
}
.finale__meta { color: var(--hb-grey-mid); font-size: 11px; margin-top: 18px; letter-spacing: 0.08em; }

/* ============================================================
 * FOOTER
 * ============================================================ */

.footer {
  background: var(--hb-void-2);
  border-top: 1px solid var(--hb-hair);
  padding: clamp(56px, 7vw, 88px) var(--hb-pad-x) 32px;
}
.footer__grid {
  max-width: var(--hb-shell-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr) 1.4fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}
.footer__brand img { margin-bottom: 16px; }
.footer__tag { color: var(--hb-grey-mid); font-size: 12px; letter-spacing: 0.06em; }

.footer__col .eyebrow { margin-bottom: 16px; }
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col a { color: var(--hb-grey-soft); font-size: 14px; }
.footer__col a:hover { color: var(--hb-paper); }

.footer__signup .eyebrow { margin-bottom: 12px; }
.footer__input {
  display: flex;
  background: var(--hb-void-3);
  border: 1px solid var(--hb-hair);
  border-radius: 999px;
  padding: 4px 4px 4px 18px;
  transition: border-color var(--hb-dur-fast) var(--hb-ease);
}
.footer__input:focus-within { border-color: var(--hb-halo); }
.footer__input input {
  flex: 1;
  background: transparent;
  border: 0;
  color: var(--hb-paper);
  font: inherit;
  font-size: 14px;
  padding: 10px 8px;
  letter-spacing: -0.01em;
}
.footer__input input::placeholder { color: var(--hb-grey-mid); }
.footer__input input:focus { outline: 0; }
.footer__input button {
  width: 38px; height: 38px;
  border-radius: 999px;
  background: var(--hb-paper);
  color: var(--hb-deep);
  font-size: 18px;
  font-weight: 500;
  transition: background var(--hb-dur-fast) var(--hb-ease), color var(--hb-dur-fast) var(--hb-ease);
}
.footer__input button:hover { background: var(--hb-halo); }
.footer__note {
  margin-top: 12px;
  color: var(--hb-grey-mid);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.footer__legal {
  max-width: var(--hb-shell-max);
  margin: clamp(36px, 5vw, 56px) auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--hb-hair);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 11px;
  color: var(--hb-grey-mid);
  letter-spacing: 0.04em;
}
.footer__voice { color: var(--hb-grey-soft); opacity: 0.7; }

/* ============================================================
 * MOTION · reveal on scroll
 * ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--hb-dur-slow) var(--hb-ease),
              transform var(--hb-dur-slow) var(--hb-ease);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.in-view { opacity: 1; transform: none; }

.bento .tile {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--hb-dur-slow) var(--hb-ease),
              transform var(--hb-dur-slow) var(--hb-ease),
              border-color var(--hb-dur-default) var(--hb-ease),
              background var(--hb-dur-default) var(--hb-ease);
}
.bento.in-view .tile { opacity: 1; transform: none; }
.bento.in-view .tile:nth-child(1) { transition-delay:   0ms; }
.bento.in-view .tile:nth-child(2) { transition-delay:  80ms; }
.bento.in-view .tile:nth-child(3) { transition-delay: 160ms; }
.bento.in-view .tile:nth-child(4) { transition-delay: 240ms; }
.bento.in-view .tile:nth-child(5) { transition-delay: 320ms; }

/* ============================================================
 * RESPONSIVE
 * ============================================================ */

@media (max-width: 1024px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .tile:nth-child(1) { grid-column: span 2; grid-row: auto; }
  .tile:nth-child(2),
  .tile:nth-child(3),
  .tile:nth-child(4),
  .tile:nth-child(5) { grid-column: span 1; }

  .filmstrip { grid-template-columns: 1fr; }
  .frame { min-height: 160px; }
  .frame--pulse { min-height: 200px; }

  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: span 2; }
  .footer__signup { grid-column: span 2; max-width: 480px; }
  .privacy__media { display: none; }
}

@media (max-width: 720px) {
  :root { --hb-pad-x: 20px; }

  /* mobile nav — animated panel */
  .nav__links { display: none; }
  .nav__toggle { display: block; }
  .nav .btn--pill { display: none; }

  .nav__scrim {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(10, 14, 16, 0.6);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 360ms cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 40;
  }
  .nav.is-open ~ .nav__scrim { opacity: 1; pointer-events: auto; }

  .nav__panel {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    position: fixed;
    top: 0; left: 0; right: 0;
    padding: 84px 22px 28px;
    background: var(--hb-void);
    border-bottom: 1px solid var(--hb-hair);
    z-index: 45;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition:
      transform 520ms cubic-bezier(0.16, 1, 0.3, 1),
      opacity 320ms ease-out,
      visibility 0s linear 520ms;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  }
  .nav.is-open ~ .nav__panel {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    transition:
      transform 560ms cubic-bezier(0.16, 1, 0.3, 1),
      opacity 280ms ease-out,
      visibility 0s linear 0s;
  }

  .nav__panel a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 4px;
    border-bottom: 1px solid var(--hb-hair);
    font-family: var(--hb-font-display);
    font-weight: 500;
    font-size: 22px;
    letter-spacing: -0.03em;
    color: var(--hb-paper);
    opacity: 0;
    transform: translateY(8px);
    transition:
      opacity 360ms cubic-bezier(0.16, 1, 0.3, 1),
      transform 420ms cubic-bezier(0.16, 1, 0.3, 1),
      color 160ms var(--hb-ease);
  }
  .nav__panel a::after {
    content: '→';
    font-family: var(--hb-font-mono);
    font-size: 14px;
    color: var(--hb-halo);
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity 200ms var(--hb-ease), transform 200ms var(--hb-ease);
  }
  .nav__panel a:hover::after,
  .nav__panel a:focus-visible::after { opacity: 1; transform: translateX(0); }
  .nav.is-open ~ .nav__panel a { opacity: 1; transform: none; }
  .nav.is-open ~ .nav__panel a:nth-child(1) { transition-delay: 180ms; }
  .nav.is-open ~ .nav__panel a:nth-child(2) { transition-delay: 240ms; }
  .nav.is-open ~ .nav__panel a:nth-child(3) { transition-delay: 300ms; }
  .nav.is-open ~ .nav__panel a:nth-child(4) { transition-delay: 360ms; }

  a.nav__panel-cta {
    display: flex;
    margin-top: 22px;
    padding: 18px 22px;
    border-bottom: 0;
    border-radius: 999px;
    background: var(--hb-paper);
    color: var(--hb-deep);
    font-family: var(--hb-font-body);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: -0.01em;
    justify-content: center;
    align-items: center;
    gap: 10px;
    opacity: 0;
    transform: translateY(10px);
    transition:
      opacity 380ms cubic-bezier(0.16, 1, 0.3, 1),
      transform 460ms cubic-bezier(0.16, 1, 0.3, 1);
  }
  a.nav__panel-cta::after { content: none; }
  .nav.is-open ~ .nav__panel a.nav__panel-cta { opacity: 1; transform: none; transition-delay: 440ms; color: var(--hb-deep); }

  .nav__panel-meta {
    margin-top: 16px;
    font-family: var(--hb-font-mono);
    font-size: 10.5px;
    letter-spacing: 0.06em;
    color: var(--hb-grey-mid);
    text-align: center;
    opacity: 0;
    transition: opacity 360ms cubic-bezier(0.16, 1, 0.3, 1);
  }
  .nav.is-open ~ .nav__panel .nav__panel-meta { opacity: 1; transition-delay: 520ms; }

  /* hamburger morph */
  .nav__toggle span:nth-child(1) { top: 13px; transition: transform 260ms var(--hb-ease), top 260ms var(--hb-ease); }
  .nav__toggle span:nth-child(2) { bottom: 13px; transition: transform 260ms var(--hb-ease), bottom 260ms var(--hb-ease); }
  .nav.is-open .nav__toggle { background: rgba(168, 179, 204, 0.08); border-color: var(--hb-halo); }
  .nav.is-open .nav__toggle span:nth-child(1) { top: 17px; transform: rotate(45deg);  }
  .nav.is-open .nav__toggle span:nth-child(2) { bottom: 19px; transform: rotate(-45deg); }

  /* lock body scroll when nav open */
  body.nav-open { overflow: hidden; }

  .hero { padding-top: 100px; align-items: flex-end; }
  .hero__media img { object-position: center; }
  .hero__veil {
    background:
      linear-gradient(180deg, rgba(10,14,16,0.4) 0%, rgba(10,14,16,0) 30%, rgba(10,14,16,0.6) 60%, rgba(10,14,16,1) 100%);
  }

  /* mobile heads -7px on max ends */
  .hero__h1   { font-size: clamp(33px, 9vw, 49px); }
  .h2         { font-size: clamp(22px, 6vw, 35px); }
  .finale__h  { font-size: clamp(30px, 8vw, 50px); }
  .tile__h    { font-size: clamp(15px, 4.2vw, 19px); }
  .plan__num  { font-size: clamp(28px, 8vw, 38px); }
  .frame__cue { font-size: clamp(14px, 4.8vw, 19px); }
  .faq summary { font-size: clamp(13px, 3.8vw, 16px); }

  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { width: 100%; }
  .hero__tagline { display: none; }

  .bento { grid-template-columns: 1fr; }
  .tile:nth-child(1) { grid-column: span 1; }
  .tile:nth-child(n) { grid-column: span 1; }

  .plans { grid-template-columns: 1fr; }
  .plan--feature { order: -1; }

  .boundary__row { grid-template-columns: 1.4fr 0.7fr 0.7fr 0.7fr; padding: 12px 14px; font-size: 12px; gap: 6px; }
  .boundary__row--head { font-size: 9.5px; }

  .footer__grid { grid-template-columns: 1fr; }
  .footer__brand, .footer__signup { grid-column: span 1; }
  .footer__legal { flex-direction: column; align-items: flex-start; gap: 8px; }

  .finale { padding-top: 96px; padding-bottom: 96px; }
}

/* desktop — hide mobile-only nav scaffolding */
@media (min-width: 721px) {
  .nav__scrim,
  .nav__panel { display: none; }
}

/* ============================================================
 * v2 · FUTURISTIC AMBIENT (scroll progress, hero grid, particles, scan)
 * ============================================================ */

.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, transparent 0%, var(--hb-halo) 50%, transparent 100%);
  z-index: 60;
  pointer-events: none;
  box-shadow: 0 0 12px rgba(168, 179, 204, 0.45);
  transition: width 80ms linear;
}

/* hero grid mesh */
.hero__grid {
  position: absolute;
  inset: -2px;
  background-image:
    linear-gradient(rgba(168, 179, 204, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 179, 204, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 30% 60%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 30% 60%, #000 30%, transparent 100%);
  animation: gridDrift 22s linear infinite;
  pointer-events: none;
}
@keyframes gridDrift {
  0%   { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(56px, 56px, 0); }
}

/* hero floating particles */
.hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero__particles span {
  position: absolute;
  width: 2px; height: 2px;
  background: var(--hb-halo);
  border-radius: 50%;
  opacity: 0;
  box-shadow: 0 0 6px rgba(168, 179, 204, 0.65);
  animation: float 14s ease-in-out infinite;
}
.hero__particles span:nth-child(1)  { left: 12%; top: 78%; animation-delay:  -0.8s; }
.hero__particles span:nth-child(2)  { left: 22%; top: 32%; animation-delay:  -2.4s; }
.hero__particles span:nth-child(3)  { left: 31%; top: 88%; animation-delay:  -4.1s; }
.hero__particles span:nth-child(4)  { left: 38%; top: 22%; animation-delay:  -6.0s; animation-duration: 18s; }
.hero__particles span:nth-child(5)  { left: 46%; top: 64%; animation-delay:  -1.6s; }
.hero__particles span:nth-child(6)  { left: 54%; top: 18%; animation-delay:  -3.2s; }
.hero__particles span:nth-child(7)  { left: 62%; top: 72%; animation-delay:  -5.4s; animation-duration: 20s; }
.hero__particles span:nth-child(8)  { left: 70%; top: 42%; animation-delay:  -7.0s; }
.hero__particles span:nth-child(9)  { left: 78%; top: 88%; animation-delay:  -0.4s; }
.hero__particles span:nth-child(10) { left: 86%; top: 26%; animation-delay:  -2.8s; }
.hero__particles span:nth-child(11) { left: 92%; top: 58%; animation-delay:  -4.6s; }
.hero__particles span:nth-child(12) { left:  6%; top: 46%; animation-delay:  -8.2s; animation-duration: 24s; }
@keyframes float {
  0%, 100% { opacity: 0; transform: translateY(0); }
  20%      { opacity: 0.8; }
  50%      { opacity: 0.4; transform: translateY(-40px); }
  80%      { opacity: 0.6; }
}

/* hero H1 ambient glow */
.hero__h1 {
  position: relative;
}
.hero__h1::after {
  content: '';
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 60%;
  transform: translateY(-50%);
  background: radial-gradient(ellipse 50% 60% at 20% 50%, rgba(168, 179, 204, 0.08) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
  animation: heroGlow 7s ease-in-out infinite;
}
@keyframes heroGlow {
  0%, 100% { opacity: 0.5; }
  50%      { opacity: 1;   }
}

/* hero CTA — primary button shimmer */
.hero .btn--primary {
  position: relative;
  overflow: hidden;
}
.hero .btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(168, 179, 204, 0.6) 50%, transparent 70%);
  transform: translateX(-120%);
  animation: shimmer 4.5s ease-in-out infinite;
  animation-delay: 1.4s;
  pointer-events: none;
}
@keyframes shimmer {
  0%        { transform: translateX(-120%); }
  35%, 100% { transform: translateX(120%);  }
}

/* tile cursor-tracked halo glow */
.tile {
  --tile-x: 50%;
  --tile-y: 50%;
}
.tile::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle 180px at var(--tile-x) var(--tile-y), rgba(168, 179, 204, 0.10) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 320ms var(--hb-ease);
  pointer-events: none;
  border-radius: inherit;
}
.tile:hover::before { opacity: 1; }

/* tile scan band on hover */
.tile::after {
  content: '';
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--hb-halo), transparent);
  opacity: 0;
  transform: translateY(0);
  transition: opacity 200ms var(--hb-ease);
  pointer-events: none;
  box-shadow: 0 0 12px rgba(168, 179, 204, 0.6);
}
.tile:hover::after {
  opacity: 0.8;
  animation: tileScan 1.4s var(--hb-ease);
}
@keyframes tileScan {
  0%   { transform: translateY(0);    opacity: 0; }
  10%  { opacity: 0.9; }
  100% { transform: translateY(100%); opacity: 0; }
}

/* trigger eyebrow micro-pulse */
.tile .eyebrow--halo {
  position: relative;
}
.tile .eyebrow--halo::before {
  content: '';
  display: inline-block;
  width: 5px; height: 5px;
  background: var(--hb-halo);
  border-radius: 50%;
  margin-right: 8px;
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.8);
  animation: pulseDot 2.2s ease-in-out infinite;
  vertical-align: middle;
  transform: translateY(-1px);
}
@keyframes pulseDot {
  0%, 100% { opacity: 0.45; transform: translateY(-1px) scale(1);   }
  50%      { opacity: 1;    transform: translateY(-1px) scale(1.3); }
}

/* ============================================================
 * v2 · WHISPER DEMO · upgraded motion + graphics
 * ============================================================ */

/* swap typewriter caret for inline blinking line */
.frame__transcript {
  position: relative;
}
.frame__transcript .quote { color: var(--hb-grey-mid); }
.frame__transcript .caret {
  display: inline-block;
  width: 8px;
  height: 14px;
  margin-left: 3px;
  background: var(--hb-halo);
  vertical-align: middle;
  animation: blink 0.9s steps(1) infinite;
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.7);
}
.frame__transcript .typewriter::after { content: none; }

/* HEARD frame · spectrum analyzer at bottom */
.spectrum {
  display: flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 28px;
  margin-top: 14px;
  margin-bottom: 8px;
}
.spectrum span {
  flex: 1;
  background: linear-gradient(180deg, var(--hb-halo) 0%, rgba(168, 179, 204, 0.25) 100%);
  border-radius: 1px;
  height: 30%;
  animation: spec 1.4s ease-in-out infinite;
  transform-origin: bottom;
}
.spectrum span:nth-child(3n)   { animation-duration: 1.1s; }
.spectrum span:nth-child(3n+1) { animation-duration: 1.7s; }
.spectrum span:nth-child(2n)   { animation-delay: -0.35s; }
.spectrum span:nth-child(5n)   { animation-delay: -0.7s; }
.spectrum span:nth-child(7n)   { animation-delay: -1.05s; }
@keyframes spec {
  0%, 100% { transform: scaleY(0.3); opacity: 0.5; }
  50%      { transform: scaleY(1.4); opacity: 1;   }
}

/* DECIDED frame · orbital decision graph */
.frame--decided { align-items: stretch; }
.orbit {
  position: relative;
  width: 130px;
  height: 130px;
  margin: auto;
}
.orbit__core {
  position: absolute;
  left: 50%; top: 50%;
  width: 18px; height: 18px;
  margin-left: -9px; margin-top: -9px;
  background: var(--hb-halo);
  border-radius: 50%;
  box-shadow: 0 0 28px rgba(168, 179, 204, 0.8), 0 0 64px rgba(168, 179, 204, 0.4);
  animation: corePulse 2.2s var(--hb-ease) infinite;
}
@keyframes corePulse {
  0%, 100% { transform: scale(1);   opacity: 1;   }
  50%      { transform: scale(0.7); opacity: 0.7; }
}
.orbit__ring {
  position: absolute;
  left: 50%; top: 50%;
  border: 1px solid rgba(168, 179, 204, 0.32);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.orbit__ring--1 { width: 50px;  height: 50px;  animation: ringExpand 2.6s ease-out infinite; }
.orbit__ring--2 { width: 80px;  height: 80px;  animation: ringExpand 2.6s ease-out infinite; animation-delay: -0.85s; }
.orbit__ring--3 { width: 110px; height: 110px; animation: ringExpand 2.6s ease-out infinite; animation-delay: -1.7s; }
@keyframes ringExpand {
  0%   { transform: translate(-50%, -50%) scale(0.6); opacity: 0.9; }
  100% { transform: translate(-50%, -50%) scale(1.4); opacity: 0;   }
}
.orbit__dot {
  position: absolute;
  width: 4px; height: 4px;
  background: var(--hb-paper);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(244, 245, 247, 0.8);
}
.orbit__dot--a { animation: orbit 5s linear infinite;        top: 50%; left: 50%; transform-origin: 0 0; }
.orbit__dot--b { animation: orbit 7s linear infinite reverse;top: 50%; left: 50%; transform-origin: 0 0; animation-delay: -2s; }
.orbit__dot--c { animation: orbit 4s linear infinite;        top: 50%; left: 50%; transform-origin: 0 0; animation-delay: -1s; }
@keyframes orbit {
  from { transform: rotate(0deg)   translateX(54px) rotate(0deg);   }
  to   { transform: rotate(360deg) translateX(54px) rotate(-360deg); }
}

/* WHISPERED frame · cue meter (7-word fill) */
.cue-meter {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
}
.cue-meter__fill {
  flex: 1;
  height: 3px;
  background: var(--hb-void-4);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.cue-meter__fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--hb-halo) 0%, var(--hb-paper) 100%);
  transform: scaleX(var(--cue-fill, 1));
  transform-origin: left;
  transition: transform 600ms var(--hb-ease);
  box-shadow: 0 0 12px rgba(168, 179, 204, 0.6);
}
.cue-meter__count {
  font-family: var(--hb-font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--hb-halo);
  min-width: 5ch;
}
.frame__cue.is-out { opacity: 0; transform: translateY(-6px); }
.frame__cue {
  transition: opacity 280ms var(--hb-ease), transform 280ms var(--hb-ease);
}

/* device → edge → ear data flow line */
.flowline {
  position: relative;
  margin-top: 32px;
  margin-bottom: 56px;
  padding: 22px 0 28px;
}
.flowline__rail {
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--hb-void-4) 8%,
    var(--hb-void-4) 92%,
    transparent 100%);
}
.flowline__pulse {
  position: absolute;
  left: 0; top: calc(50% - 3px);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--hb-halo);
  box-shadow: 0 0 14px rgba(168, 179, 204, 0.85);
  animation: flow 3.4s var(--hb-ease) infinite;
}
@keyframes flow {
  0%   { left: 4%;  opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { left: 96%; opacity: 0; }
}
.flowline__label {
  position: absolute;
  top: calc(50% + 12px);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
}
.flowline__label--left  { left: 4%; }
.flowline__label--mid   { left: 50%; transform: translateX(-50%); }
.flowline__label--right { right: 4%; }

/* finale ambient breathing glow */
.finale {
  position: relative;
  overflow: hidden;
}
.finale::before {
  content: '';
  position: absolute;
  inset: -20% -20% 0 -20%;
  background: radial-gradient(ellipse 50% 40% at 50% 100%, rgba(168, 179, 204, 0.16) 0%, rgba(168, 179, 204, 0) 70%);
  animation: breathe 6s ease-in-out infinite;
  pointer-events: none;
}
@keyframes breathe {
  0%, 100% { opacity: 0.65; transform: scale(1);    }
  50%      { opacity: 1;    transform: scale(1.06); }
}

/* nav brand hover wobble */
.nav__brand img {
  transition: transform 320ms var(--hb-ease), filter 320ms var(--hb-ease);
}
.nav__brand:hover img {
  transform: rotate(-6deg) scale(1.08);
  filter: drop-shadow(0 0 10px rgba(168, 179, 204, 0.6));
}

/* boundary table — row reveal on scroll */
.boundary.in-view .boundary__row {
  animation: boundaryRow 480ms var(--hb-ease) both;
}
.boundary.in-view .boundary__row:nth-child(1) { animation-delay:  0ms; }
.boundary.in-view .boundary__row:nth-child(2) { animation-delay: 80ms; }
.boundary.in-view .boundary__row:nth-child(3) { animation-delay: 160ms; }
.boundary.in-view .boundary__row:nth-child(4) { animation-delay: 240ms; }
.boundary.in-view .boundary__row:nth-child(5) { animation-delay: 320ms; }
.boundary.in-view .boundary__row:nth-child(6) { animation-delay: 400ms; }
.boundary.in-view .boundary__row:nth-child(7) { animation-delay: 480ms; }
.boundary__row {
  opacity: 0;
  transform: translateY(8px);
}
@keyframes boundaryRow {
  to { opacity: 1; transform: none; }
}

/* mobile downsizing */
@media (max-width: 720px) {
  .hero__grid { background-size: 40px 40px; }
  .orbit { width: 100px; height: 100px; }
  .orbit__dot--a, .orbit__dot--b, .orbit__dot--c {
    animation-name: orbitSm;
  }
  @keyframes orbitSm {
    from { transform: rotate(0deg)   translateX(42px) rotate(0deg);   }
    to   { transform: rotate(360deg) translateX(42px) rotate(-360deg); }
  }
  .flowline { margin-top: 24px; }
  .spectrum { height: 22px; }
}

/* ============================================================
 * v3 · TRIGGER TILES · per-tile futuristic motion
 * ============================================================ */

/* shared mock topbar — graphic glyph + live label + ms */
.mock__topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--hb-hair);
}
.mock__topbar-meta {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-width: 0;
}
.mock__topbar-ms {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--hb-halo);
  white-space: nowrap;
}
.hud-label {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hb-halo);
  opacity: 0.85;
}

/* tile 1 — 4-second countdown ring */
.hud-ring {
  position: relative;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}
.hud-ring svg {
  width: 100%; height: 100%;
  transform: rotate(-90deg);
}
.hud-ring__track {
  fill: none;
  stroke: var(--hb-void-4);
  stroke-width: 2.5;
}
.hud-ring__fill {
  fill: none;
  stroke: var(--hb-halo);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 107;
  stroke-dashoffset: 107;
  filter: drop-shadow(0 0 4px rgba(168, 179, 204, 0.5));
  animation: ringFill 4s ease-in-out infinite;
}
@keyframes ringFill {
  0%   { stroke-dashoffset: 107; }
  80%  { stroke-dashoffset: 0;   }
  100% { stroke-dashoffset: 0;   }
}
.hud-ring__num {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--hb-font-mono);
  font-size: 10px;
  color: var(--hb-halo);
  letter-spacing: 0.02em;
}

/* tile 1 — cue text crossfade */
.mock--waveform .mock__cue {
  animation: cueFlicker 4s ease-in-out infinite;
}
@keyframes cueFlicker {
  0%, 70%   { opacity: 0; transform: translateY(4px); }
  82%, 100% { opacity: 1; transform: none; }
}

/* tile 2 — live indicator + streaming type */
.mock__live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 10px;
  padding: 4px 10px;
  border: 1px solid rgba(168, 179, 204, 0.32);
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--hb-halo);
}
.mock__live-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--hb-halo);
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.85);
  animation: liveDot 1.4s ease-in-out infinite;
}
@keyframes liveDot {
  0%, 100% { opacity: 1;   transform: scale(1);   }
  50%      { opacity: 0.4; transform: scale(0.7); }
}
.type-stream {
  position: relative;
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  vertical-align: bottom;
  max-width: 100%;
  animation: typeWidth 3.6s steps(40, end) infinite;
}
.type-stream::after {
  content: '▍';
  display: inline-block;
  color: var(--hb-halo);
  margin-left: 1px;
  animation: blink 0.9s steps(1) infinite;
}
.type-stream--b { animation-duration: 4.2s; animation-delay: 0.4s; }
@keyframes typeWidth {
  0%       { max-width: 0; }
  60%, 92% { max-width: 100%; }
  100%     { max-width: 0; }
}
.mock--namedrop .mock__cue {
  animation: cueGlow 4.6s ease-in-out infinite;
  animation-delay: 1.2s;
}
@keyframes cueGlow {
  0%, 50%, 100% { color: var(--hb-halo); text-shadow: none; }
  60%, 90%      { color: var(--hb-paper); text-shadow: 0 0 16px rgba(168, 179, 204, 0.65); }
}

/* tile 3 — question mark morph + drafting bar */
.qmark {
  display: inline-block;
  color: var(--hb-halo);
  font-weight: 600;
  animation: qmark 3.4s ease-in-out infinite;
}
@keyframes qmark {
  0%, 60%, 100% { transform: translateY(0)    rotate(0);    opacity: 1; }
  72%           { transform: translateY(-2px) rotate(-8deg); opacity: 1; }
  84%           { transform: translateY(0)    rotate(0);     opacity: 0.4; }
}

.answer-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 0;
  padding: 4px 0;
}
.answer-bar__fill {
  flex: 1;
  height: 3px;
  background: var(--hb-void-4);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.answer-bar__fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--hb-halo), var(--hb-paper));
  transform-origin: left;
  transform: scaleX(0);
  animation: drafting 3.4s ease-in-out infinite;
  box-shadow: 0 0 10px rgba(168, 179, 204, 0.6);
}
@keyframes drafting {
  0%       { transform: scaleX(0);    }
  60%      { transform: scaleX(1);    }
  85%, 100%{ transform: scaleX(1);    }
}
.answer-bar__label {
  font-size: 9.5px;
  letter-spacing: 0.08em;
  color: var(--hb-grey-mid);
  text-transform: uppercase;
}

.mock--question .mock__cue {
  animation: none;
}
.word-reveal { display: inline; }
.word-reveal span {
  display: inline-block;
  opacity: 0;
  transform: translateY(4px);
  animation: wordIn 3.4s ease-in-out infinite;
  margin-right: 4px;
}
.word-reveal span:nth-child(1) { animation-delay: 0s; }
.word-reveal span:nth-child(2) { animation-delay: 0.2s; }
.word-reveal span:nth-child(3) { animation-delay: 0.4s; }
.word-reveal span:nth-child(4) { animation-delay: 0.6s; }
.word-reveal span:nth-child(5) { animation-delay: 0.8s; }
@keyframes wordIn {
  0%, 70%, 100% { opacity: 0; transform: translateY(4px); }
  12%, 60%      { opacity: 1; transform: none; }
}

/* tile 4 — memory timeline + scrub */
.timeline {
  position: relative;
  height: 28px;
  margin-bottom: 14px;
}
.timeline__rail {
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--hb-void-4) 8%, var(--hb-void-4) 92%, transparent 100%);
}
.timeline__tick {
  position: absolute;
  top: 50%;
  width: 6px; height: 6px;
  margin-left: -3px; margin-top: -3px;
  background: var(--hb-grey-mid);
  border-radius: 50%;
}
.timeline__tick--hit {
  background: var(--hb-halo);
  width: 8px; height: 8px;
  margin-left: -4px; margin-top: -4px;
  box-shadow: 0 0 12px rgba(168, 179, 204, 0.7);
  animation: tickHit 3.8s ease-in-out infinite;
}
@keyframes tickHit {
  0%, 50%   { transform: scale(1);   }
  62%, 78%  { transform: scale(1.5); }
  92%, 100% { transform: scale(1);   }
}
.timeline__scrub {
  position: absolute;
  left: 0; top: 50%;
  width: 9px; height: 9px;
  margin-left: -4.5px; margin-top: -4.5px;
  border-radius: 50%;
  background: var(--hb-paper);
  box-shadow: 0 0 12px rgba(244, 245, 247, 0.55);
  animation: scrub 3.8s ease-in-out infinite;
}
@keyframes scrub {
  0%   { left: 4%;  }
  60%  { left: 88%; }
  100% { left: 88%; }
}
.timeline__label {
  position: absolute;
  top: calc(50% + 10px);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
}
.timeline__label--start { left: 0; }
.timeline__label--end   { right: 0; }

.mock--memory .mock__cue {
  animation: cueFlicker 3.8s ease-in-out infinite;
  animation-delay: 0.4s;
}

/* tile 5 — live tone meter */
.meter--live {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 56px;
  margin-bottom: 10px;
}
.meter--live span {
  width: 4px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--hb-halo) 0%, rgba(168, 179, 204, 0.3) 100%);
  border-radius: 1.5px;
  height: 30%;
  transform-origin: bottom;
  animation: meterBar 1.8s ease-in-out infinite;
  box-shadow: 0 0 6px rgba(168, 179, 204, 0.3);
}
.meter--live span:nth-child(1)  { animation-delay: -0.0s; }
.meter--live span:nth-child(2)  { animation-delay: -0.12s; }
.meter--live span:nth-child(3)  { animation-delay: -0.25s; animation-duration: 1.6s; }
.meter--live span:nth-child(4)  { animation-delay: -0.37s; animation-duration: 2.1s; }
.meter--live span:nth-child(5)  { animation-delay: -0.5s;  }
.meter--live span:nth-child(6)  { animation-delay: -0.62s; animation-duration: 1.4s; }
.meter--live span:nth-child(7)  { animation-delay: -0.75s; animation-duration: 1.9s; }
.meter--live span:nth-child(8)  { animation-delay: -0.88s; }
.meter--live span:nth-child(9)  { animation-delay: -1.0s;  animation-duration: 1.7s; }
.meter--live span:nth-child(10) { animation-delay: -1.12s; }
.meter--live span:nth-child(11) { animation-delay: -1.25s; animation-duration: 1.5s; }
.meter--live span:nth-child(12) { animation-delay: -1.37s; animation-duration: 2.0s; }
.meter--live span:nth-child(13) { animation-delay: -1.5s;  }
.meter--live span:nth-child(14) { animation-delay: -1.62s; animation-duration: 1.4s; }
.meter--live span:nth-child(15) { animation-delay: -1.75s; animation-duration: 1.8s; }
.meter--live span:nth-child(16) { animation-delay: -1.88s; }
.meter--live span:nth-child(17) { animation-delay: -2.0s;  animation-duration: 1.6s; }
.meter--live span:nth-child(18) { animation-delay: -2.12s; }
.meter--live span:nth-child(19) { animation-delay: -2.25s; animation-duration: 1.9s; }
.meter--live span:nth-child(20) { animation-delay: -2.37s; animation-duration: 1.5s; }
.meter--live span:nth-child(21) { animation-delay: -2.5s;  }
.meter--live span:nth-child(22) { animation-delay: -2.62s; animation-duration: 1.7s; }
.meter--live span:nth-child(23) { animation-delay: -2.75s; }
.meter--live span:nth-child(24) { animation-delay: -2.88s; animation-duration: 2.0s; }
@keyframes meterBar {
  0%, 100% { transform: scaleY(0.35); opacity: 0.55; }
  35%      { transform: scaleY(1.3);  opacity: 1;    }
  70%      { transform: scaleY(0.7);  opacity: 0.85; }
}
.mock--tone .mock__cue {
  animation: cueFlicker 3.2s ease-in-out infinite;
  animation-delay: 0.6s;
}

/* keep tile cues persistently visible (instead of disappearing during flicker cycle) */
.tile .mock__cue,
.tile .mock__cue--sm {
  animation: none !important;
  opacity: 1;
  transform: none;
}

/* ============================================================
 * v4 · TILE-LEVEL SIGNATURE GRAPHICS
 * ============================================================ */

/* tile 2 — radar sweep (name lookup) */
.radar {
  position: relative;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.radar__ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(168, 179, 204, 0.22);
  border-radius: 50%;
}
.radar__ring--1 { inset: 0; }
.radar__ring--2 { inset: 7px; opacity: 0.6; }
.radar__ring--3 { inset: 14px; opacity: 0.4; }
.radar__core {
  position: absolute;
  left: 50%; top: 50%;
  width: 5px; height: 5px;
  margin: -2.5px;
  background: var(--hb-halo);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.9);
  animation: corePulse 1.8s ease-in-out infinite;
}
.radar__sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, rgba(168, 179, 204, 0) 0deg, rgba(168, 179, 204, 0.6) 45deg, rgba(168, 179, 204, 0) 90deg, rgba(168, 179, 204, 0) 360deg);
  mask: radial-gradient(circle, transparent 30%, #000 31%, #000 100%);
  -webkit-mask: radial-gradient(circle, transparent 30%, #000 31%, #000 100%);
  animation: radarSweep 3.5s linear infinite;
}
@keyframes radarSweep {
  to { transform: rotate(360deg); }
}
.radar__sat {
  position: absolute;
  width: 3px; height: 3px;
  background: var(--hb-paper);
  border-radius: 50%;
  box-shadow: 0 0 4px rgba(244, 245, 247, 0.6);
  opacity: 0;
  animation: satBlip 3.5s ease-in-out infinite;
}
.radar__sat--a { left: 70%;  top: 30%;  animation-delay: 0s;    }
.radar__sat--b { left: 28%;  top: 68%;  animation-delay: -1.2s; }
.radar__sat--c { left: 76%;  top: 72%;  animation-delay: -2.3s; }
@keyframes satBlip {
  0%, 90%, 100% { opacity: 0; transform: scale(0.4); }
  35%, 60%      { opacity: 1; transform: scale(1);   }
}

/* tile 3 — drafting code-signal (answer being composed) */
.qsignal {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  font-family: var(--hb-font-mono);
  font-size: 13px;
  color: var(--hb-halo);
  padding: 4px 8px;
  border: 1px solid rgba(168, 179, 204, 0.28);
  border-radius: 8px;
  background: rgba(168, 179, 204, 0.04);
}
.qsignal__bracket {
  font-weight: 600;
  opacity: 0.7;
}
.qsignal__token {
  display: inline-block;
  height: 5px;
  background: var(--hb-halo);
  border-radius: 1.5px;
  transform-origin: left;
  animation: qsignalToken 2.4s ease-in-out infinite;
  box-shadow: 0 0 5px rgba(168, 179, 204, 0.5);
}
.qsignal__token--1 { width:  8px; animation-delay: 0.0s; }
.qsignal__token--2 { width: 12px; animation-delay: 0.18s; }
.qsignal__token--3 { width:  6px; animation-delay: 0.36s; }
.qsignal__token--4 { width: 10px; animation-delay: 0.54s; }
@keyframes qsignalToken {
  0%       { transform: scaleX(0); opacity: 0; }
  25%      { transform: scaleX(1); opacity: 1; }
  85%      { transform: scaleX(1); opacity: 1; }
  100%     { transform: scaleX(0); opacity: 0; }
}
.qsignal__cursor {
  display: inline-block;
  width: 2px;
  height: 10px;
  background: var(--hb-halo);
  margin-left: 2px;
  animation: blink 0.8s steps(1) infinite;
  box-shadow: 0 0 4px rgba(168, 179, 204, 0.7);
}

/* tile 4 — memory dial (mirrors hud-ring but offset starting position) */
.memdial {
  position: relative;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}
.memdial svg {
  width: 100%; height: 100%;
  transform: rotate(-90deg);
}
.memdial__track {
  fill: none;
  stroke: var(--hb-void-4);
  stroke-width: 2.5;
}
.memdial__fill {
  fill: none;
  stroke: var(--hb-halo);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 107;
  stroke-dashoffset: 18;
  filter: drop-shadow(0 0 4px rgba(168, 179, 204, 0.5));
  animation: memdialPulse 2.4s ease-in-out infinite;
}
@keyframes memdialPulse {
  0%, 100% { opacity: 0.7; stroke-dashoffset: 18; }
  50%      { opacity: 1;   stroke-dashoffset: 14; }
}
.memdial__num {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--hb-font-mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--hb-halo);
  letter-spacing: 0.02em;
}

/* tile 5 — tone glyph (mood/stress visualizer) */
.toneglyph {
  position: relative;
  width: 40px;
  height: 36px;
  flex-shrink: 0;
}
.toneglyph__arc {
  position: absolute;
  left: 50%; top: 100%;
  border-style: solid;
  border-color: transparent transparent var(--hb-halo) transparent;
  border-radius: 50%;
  background: transparent;
}
.toneglyph__arc--1 {
  width: 14px; height: 14px;
  margin-left: -7px; margin-top: -10px;
  border-width: 2px;
  opacity: 1;
  animation: toneArc 2s ease-in-out infinite;
}
.toneglyph__arc--2 {
  width: 24px; height: 24px;
  margin-left: -12px; margin-top: -16px;
  border-width: 1.5px;
  opacity: 0.6;
  animation: toneArc 2s ease-in-out infinite;
  animation-delay: -0.4s;
}
.toneglyph__arc--3 {
  width: 36px; height: 36px;
  margin-left: -18px; margin-top: -22px;
  border-width: 1px;
  opacity: 0.35;
  animation: toneArc 2s ease-in-out infinite;
  animation-delay: -0.8s;
}
@keyframes toneArc {
  0%, 100% { transform: scaleY(0.6); }
  50%      { transform: scaleY(1.2); }
}
.toneglyph__core {
  position: absolute;
  left: 50%; bottom: 0;
  width: 4px; height: 4px;
  margin-left: -2px;
  background: var(--hb-halo);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.9);
}

/* ============================================================
 * v3 · INFO PAGES (privacy / terms / security / etc.)
 * ============================================================ */

.info {
  max-width: 780px;
  margin: 0 auto;
  padding: clamp(120px, 14vw, 180px) var(--hb-pad-x) clamp(80px, 10vw, 140px);
  position: relative;
}
.info::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 420px;
  background: radial-gradient(ellipse 60% 100% at 50% 0%, rgba(168, 179, 204, 0.08) 0%, rgba(168, 179, 204, 0) 70%);
  pointer-events: none;
  z-index: -1;
}
.info__back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 40px;
  font-family: var(--hb-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
  transition: color 200ms var(--hb-ease), gap 200ms var(--hb-ease);
}
.info__back:hover { color: var(--hb-halo); gap: 14px; }

.info__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  font-family: var(--hb-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--hb-halo);
  margin-bottom: 22px;
}
.info__eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--hb-halo);
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.7);
  flex-shrink: 0;
}
.info__h1 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(34px, 4.8vw, 52px);
  letter-spacing: var(--hb-track-display);
  line-height: 1.02;
  color: var(--hb-paper);
  margin-bottom: 14px;
  max-width: 18ch;
}
.info__meta {
  font-family: var(--hb-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--hb-grey-mid);
  text-transform: uppercase;
  margin-bottom: 56px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--hb-hair);
}
.info__lede {
  font-size: 17px;
  line-height: 1.55;
  color: var(--hb-paper);
  margin-bottom: 48px;
  max-width: 56ch;
  letter-spacing: -0.015em;
}
.info h2 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(20px, 2.2vw, 24px);
  letter-spacing: var(--hb-track-display);
  line-height: 1.2;
  color: var(--hb-paper);
  margin: 56px 0 14px;
  position: relative;
}
.info h2::before {
  content: '';
  position: absolute;
  left: -22px; top: 12px;
  width: 10px; height: 1.5px;
  background: var(--hb-halo);
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.5);
}
@media (max-width: 720px) {
  .info h2::before { display: none; }
}
.info h3 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.02em;
  color: var(--hb-paper);
  margin: 28px 0 8px;
}
.info p {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--hb-grey-soft);
  margin-bottom: 14px;
  max-width: 62ch;
}
.info ul {
  margin-bottom: 14px;
  padding-left: 0;
}
.info ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--hb-grey-soft);
  max-width: 60ch;
}
.info ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 11px;
  width: 10px; height: 1.5px;
  background: var(--hb-halo);
}
.info a:not(.info__back):not(.btn) {
  color: var(--hb-halo);
  border-bottom: 1px solid rgba(168, 179, 204, 0.35);
  padding-bottom: 1px;
}
.info a:not(.info__back):not(.btn):hover { color: var(--hb-paper); border-bottom-color: var(--hb-paper); }

.info__cta {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--hb-hair);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.info__cta p {
  margin: 0;
  font-size: 14px;
  color: var(--hb-grey-mid);
}

.info__contact-line {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  font-family: var(--hb-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--hb-halo);
}
.info__contact-line::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--hb-halo);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(168, 179, 204, 0.8);
}

.info__kvp {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 14px 24px;
  padding: 22px 0;
  border-block: 1px solid var(--hb-hair);
  margin: 24px 0;
  font-family: var(--hb-font-mono);
  font-size: 13px;
}
.info__kvp dt { color: var(--hb-grey-mid); letter-spacing: 0.06em; text-transform: uppercase; font-size: 10.5px; }
.info__kvp dd { color: var(--hb-paper); }

@media (max-width: 720px) {
  .info__kvp { grid-template-columns: 1fr; gap: 4px 0; }
  .info__kvp dd { margin-bottom: 12px; }
}

/* ============================================================
 * v4 · INFO PAGE COMPONENTS
 * Mini-hero · card grids · signature · pull-quote · flow strip · cross-page nav
 * ============================================================ */

/* Centered page-hero band */
.info__hero { text-align: center; margin-bottom: clamp(48px, 7vw, 76px); }
.info__hero .info__eyebrow { margin-inline: auto; margin-bottom: 22px; }
.info__hero .info__h1 { max-width: 22ch; margin-inline: auto; margin-bottom: 18px; }
.info__hero .info__meta {
  display: inline-block;
  margin: 0 auto 26px;
  padding: 0;
  border: 0;
  color: var(--hb-grey-mid);
}
.info__hero .info__lede {
  margin-inline: auto;
  margin-bottom: 30px;
  text-align: center;
  max-width: 60ch;
}
.info__hero::after {
  content: '';
  display: block;
  width: 1px; height: 56px;
  margin: 0 auto;
  background: linear-gradient(180deg, var(--hb-halo) 0%, rgba(168, 179, 204, 0) 100%);
}

/* Reading body wrapper — h2 dashes still attach to .info column */
.info__body { position: relative; }

/* Card grid — bento-light, reused for press/contact/careers/security/vendors */
.info__cards {
  display: grid;
  grid-template-columns: repeat(var(--cols, 2), minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0 32px;
}
.info__cards--3 { --cols: 3; }
.info__cards--1 { --cols: 1; }
@media (max-width: 760px) { .info__cards { grid-template-columns: 1fr; } }

.info__card {
  position: relative;
  padding: 22px 22px 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0) 100%);
  border: 1px solid var(--hb-hair);
  border-radius: 14px;
  transition: border-color var(--hb-dur-default) var(--hb-ease),
              transform var(--hb-dur-default) var(--hb-ease),
              box-shadow var(--hb-dur-default) var(--hb-ease);
}
.info__card:hover {
  border-color: var(--hb-hair-hot);
  transform: translateY(-2px);
  box-shadow: var(--hb-shadow);
}
.info__card .eyebrow { margin-bottom: 10px; }
.info__card h3 {
  margin: 0 0 8px;
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.02em;
  color: var(--hb-paper);
}
.info__card p {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--hb-grey-soft);
  margin: 0;
  max-width: none;
}
.info__card__email {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-family: var(--hb-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--hb-halo);
  border: 0 !important;
  padding: 0 !important;
}
.info__card__email::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--hb-halo);
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.7);
}
.info__card__email:hover { color: var(--hb-paper); }
.info__card__meta {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--hb-font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
}
.info__card a:not(.info__card__email) {
  color: var(--hb-halo) !important;
  border: 0 !important;
  padding: 0 !important;
}
.info__card a:not(.info__card__email):hover { color: var(--hb-paper) !important; }
.info__card ul { margin: 0; }
.info__card ul li {
  padding-left: 16px;
  margin-bottom: 6px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--hb-grey-soft);
}
.info__card ul li::before {
  top: 9px;
  width: 8px;
}

/* Pull quote — manifesto */
.info__quote {
  margin: 40px 0;
  padding: 24px 28px 24px 32px;
  border-left: 1px solid var(--hb-halo);
  background: linear-gradient(90deg, rgba(168, 179, 204, 0.05) 0%, rgba(168, 179, 204, 0) 70%);
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--hb-paper);
  max-width: 56ch;
}
.info__quote__cite {
  display: block;
  margin-top: 14px;
  font-family: var(--hb-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
}

/* Founder signature card */
.info__signature {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin: 40px 0 12px;
  padding: 14px 22px 14px 16px;
  border: 1px solid var(--hb-hair);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.015);
}
.info__signature__mark {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--hb-renove);
  flex-shrink: 0;
  box-shadow: 0 0 22px rgba(168, 179, 204, 0.18);
}
.info__signature__name {
  font-family: var(--hb-font-display);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--hb-paper);
  letter-spacing: -0.01em;
  display: block;
}
.info__signature__sub {
  display: block;
  font-family: var(--hb-font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
  margin-top: 2px;
}

/* Architecture flow strip */
.info__flow {
  margin: 28px 0 32px;
  padding: 26px 22px 22px;
  border: 1px solid var(--hb-hair);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0) 100%);
}
.info__flow__rail {
  position: relative;
  height: 1px;
  margin: 8px 6px 22px;
  background: linear-gradient(90deg, rgba(168, 179, 204, 0.15) 0%, rgba(168, 179, 204, 0.7) 50%, rgba(168, 179, 204, 0.15) 100%);
}
.info__flow__stop {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--hb-halo);
  box-shadow: 0 0 12px rgba(168, 179, 204, 0.7);
}
.info__flow__labels {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  font-family: var(--hb-font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hb-paper);
  text-align: center;
}
.info__flow__labels span {
  min-width: 0;
  padding: 0 2px;
}
.info__flow__labels span small {
  display: block;
  margin-top: 4px;
  font-size: 9px;
  color: var(--hb-grey-mid);
  letter-spacing: 0.12em;
  white-space: normal;
  line-height: 1.3;
}
@media (max-width: 720px) {
  .info__flow__labels { font-size: 9px; }
  .info__flow__labels span small { font-size: 8.5px; letter-spacing: 0.08em; }
}
.info__flow__caption {
  margin-top: 14px;
  font-family: var(--hb-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--hb-grey-mid);
  text-align: center;
}

/* CTA row */
.info__cta__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.info__cta__row p { margin: 0; font-size: 14px; color: var(--hb-grey-mid); }

/* Cross-page next bar */
.info__next {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 28px;
}
@media (max-width: 720px) { .info__next { grid-template-columns: 1fr; } }
.info__next a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border: 1px solid var(--hb-hair) !important;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.015);
  color: var(--hb-paper) !important;
  transition: border-color var(--hb-dur-fast) var(--hb-ease),
              transform var(--hb-dur-fast) var(--hb-ease);
}
.info__next a:hover {
  border-color: var(--hb-hair-hot) !important;
  transform: translateY(-1px);
}
.info__next__label {
  display: block;
  margin-bottom: 4px;
  font-family: var(--hb-font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
}
.info__next__title {
  font-family: var(--hb-font-display);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--hb-paper);
}
.info__next__arrow {
  font-family: var(--hb-font-mono);
  font-size: 18px;
  color: var(--hb-halo);
  transition: transform var(--hb-dur-fast) var(--hb-ease);
}
.info__next a:hover .info__next__arrow { transform: translateX(3px); }

/* Privacy boundary inside info — reuse home boundary styling */
.info .boundary { margin: 28px 0 32px; }

/* 404 polish */
.notfound {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  padding: 140px 24px 80px;
  gap: 18px;
}
.notfound__sub {
  font-family: var(--hb-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hb-grey-mid);
  margin-top: 12px;
}
.notfound__code {
  font-family: var(--hb-font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--hb-halo);
}
.notfound__h {
  font-family: var(--hb-font-display);
  font-weight: 500;
  font-size: clamp(40px, 6vw, 72px);
  letter-spacing: var(--hb-track-display);
  line-height: 1;
  color: var(--hb-paper);
}
.notfound__p { color: var(--hb-grey-soft); max-width: 44ch; font-size: 15px; }

/* ============================================================
 * v3 · HERO EARBUD CALLOUT
 * ============================================================ */

.earbud-callout {
  position: absolute;
  right: clamp(48px, 11vw, 180px);
  top: 22%;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 0;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-6px) scale(0.96);
  animation: calloutIn 900ms var(--hb-ease) 1.4s forwards;
}
@keyframes calloutIn {
  to { opacity: 1; transform: none; }
}
.earbud-callout__tail {
  width: 56px;
  height: 1px;
  background: linear-gradient(90deg, var(--hb-halo) 0%, rgba(168, 179, 204, 0) 100%);
  position: relative;
}
.earbud-callout__tail::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--hb-halo);
  margin-top: -4px;
  box-shadow: 0 0 14px rgba(168, 179, 204, 0.9);
  animation: tailPulse 2.4s ease-in-out infinite;
}
@keyframes tailPulse {
  0%, 100% { transform: scale(1);   opacity: 1;   }
  50%      { transform: scale(0.6); opacity: 0.6; }
}

.earbud-callout__card {
  background: rgba(10, 14, 16, 0.82);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  border: 1px solid rgba(168, 179, 204, 0.28);
  border-radius: 14px;
  padding: 14px 16px 12px;
  width: 280px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.5), 0 0 24px rgba(168, 179, 204, 0.18);
}
.earbud-callout__head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.earbud-callout__dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--hb-halo);
  box-shadow: 0 0 8px rgba(168, 179, 204, 0.9);
  animation: liveDot 1.4s ease-in-out infinite;
  flex-shrink: 0;
}
.earbud-callout__label {
  flex: 1;
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hb-grey-soft);
  transition: opacity 220ms var(--hb-ease);
}
.earbud-callout__ms {
  font-size: 9.5px;
  letter-spacing: 0.08em;
  color: var(--hb-halo);
}
.earbud-callout__cue {
  font-family: var(--hb-font-mono);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: 0.04em;
  line-height: 1.35;
  color: var(--hb-halo);
  min-height: 1.4em;
  margin-top: 12px;
  transition: opacity 240ms var(--hb-ease), transform 240ms var(--hb-ease);
}
.earbud-callout__cue.is-out { opacity: 0; transform: translateY(-4px); }
.earbud-callout__label.is-out { opacity: 0; }

/* ec-wave — voice activity bars (reference: discrete halo bars, varied widths/heights) */
.ec-wave {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 38px;
  margin-top: 4px;
  padding: 4px 0;
}
.ec-wave span {
  display: block;
  background: var(--hb-halo);
  border-radius: 1.5px;
  flex-shrink: 0;
  transform-origin: center;
  animation: ecBar 1.6s ease-in-out infinite;
  box-shadow: 0 0 6px rgba(168, 179, 204, 0.4);
}
/* widths · alternate thin/medium/thick */
.ec-wave span:nth-child(3n)   { width: 3px; }
.ec-wave span:nth-child(3n+1) { width: 5px; }
.ec-wave span:nth-child(3n+2) { width: 4px; }
.ec-wave span:nth-child(7n)   { width: 6px; }
.ec-wave span:nth-child(11n)  { width: 2.5px; }
/* base heights · most are short, some tall */
.ec-wave span:nth-child(1)  { height: 18%; animation-delay: -0.05s; }
.ec-wave span:nth-child(2)  { height: 12%; animation-delay: -0.15s; }
.ec-wave span:nth-child(3)  { height: 65%; animation-delay: -0.25s; animation-duration: 1.3s; }
.ec-wave span:nth-child(4)  { height: 78%; animation-delay: -0.4s;  animation-duration: 1.5s; }
.ec-wave span:nth-child(5)  { height: 22%; animation-delay: -0.55s; }
.ec-wave span:nth-child(6)  { height: 14%; animation-delay: -0.7s; }
.ec-wave span:nth-child(7)  { height:  8%; animation-delay: -0.85s; animation-duration: 1.1s; }
.ec-wave span:nth-child(8)  { height: 18%; animation-delay: -0.95s; }
.ec-wave span:nth-child(9)  { height: 70%; animation-delay: -1.05s; animation-duration: 1.7s; }
.ec-wave span:nth-child(10) { height: 82%; animation-delay: -1.2s;  animation-duration: 1.4s; }
.ec-wave span:nth-child(11) { height: 28%; animation-delay: -1.35s; }
.ec-wave span:nth-child(12) { height: 14%; animation-delay: -1.5s; }
.ec-wave span:nth-child(13) { height: 20%; animation-delay: -1.65s; }
.ec-wave span:nth-child(14) { height: 10%; animation-delay: -1.8s; }
.ec-wave span:nth-child(15) { height: 55%; animation-delay: -1.9s;  animation-duration: 1.4s; }
.ec-wave span:nth-child(16) { height: 75%; animation-delay: -2.0s;  animation-duration: 1.6s; }
.ec-wave span:nth-child(17) { height: 88%; animation-delay: -2.1s;  animation-duration: 1.5s; }
.ec-wave span:nth-child(18) { height: 22%; animation-delay: -2.25s; }
.ec-wave span:nth-child(19) { height: 30%; animation-delay: -2.4s;  animation-duration: 1.3s; }
.ec-wave span:nth-child(20) { height: 12%; animation-delay: -2.55s; }
.ec-wave span:nth-child(21) { height: 18%; animation-delay: -2.65s; }
.ec-wave span:nth-child(22) { height: 60%; animation-delay: -2.8s;  animation-duration: 1.5s; }
.ec-wave span:nth-child(23) { height: 78%; animation-delay: -2.95s; animation-duration: 1.7s; }
.ec-wave span:nth-child(24) { height: 70%; animation-delay: -3.1s;  animation-duration: 1.4s; }
.ec-wave span:nth-child(25) { height: 25%; animation-delay: -3.25s; }
.ec-wave span:nth-child(26) { height: 12%; animation-delay: -3.4s; }
.ec-wave span:nth-child(27) { height: 16%; animation-delay: -3.55s; }
.ec-wave span:nth-child(28) { height: 65%; animation-delay: -3.65s; animation-duration: 1.5s; }
.ec-wave span:nth-child(29) { height: 32%; animation-delay: -3.8s; }
.ec-wave span:nth-child(30) { height: 14%; animation-delay: -3.95s; }
.ec-wave span:nth-child(31) { height: 22%; animation-delay: -4.1s; }
.ec-wave span:nth-child(32) { height: 70%; animation-delay: -4.25s; animation-duration: 1.6s; }
.ec-wave span:nth-child(33) { height: 50%; animation-delay: -4.4s;  animation-duration: 1.4s; }
.ec-wave span:nth-child(34) { height: 18%; animation-delay: -4.55s; }
.ec-wave span:nth-child(35) { height: 12%; animation-delay: -4.7s; }
.ec-wave span:nth-child(36) { height: 16%; animation-delay: -4.85s; }
@keyframes ecBar {
  0%, 100% { transform: scaleY(0.55); opacity: 0.65; }
  45%      { transform: scaleY(1.25); opacity: 1;    }
  75%      { transform: scaleY(0.85); opacity: 0.85; }
}

.earbud-callout__progress {
  height: 2px;
  background: var(--hb-void-4);
  border-radius: 2px;
  margin-top: 10px;
  overflow: hidden;
}
.earbud-callout__progress span {
  display: block;
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--hb-halo), var(--hb-paper));
  animation: calloutBar 4.8s linear infinite;
  box-shadow: 0 0 10px rgba(168, 179, 204, 0.5);
}
@keyframes calloutBar {
  0%   { width: 0%;   opacity: 1; }
  85%  { width: 100%; opacity: 1; }
  100% { width: 100%; opacity: 0; }
}

@media (max-width: 1100px) {
  .earbud-callout { right: 16px; top: 18%; }
  .earbud-callout__card { width: 248px; padding: 12px 14px; }
  .earbud-callout__cue { font-size: 11px; }
  .earbud-callout__tail { width: 36px; }
  .ec-wave { height: 30px; gap: 2.5px; }
}
@media (max-width: 720px) {
  .earbud-callout { display: none; }
}

/* ============================================================
 * REDUCED MOTION
 * ============================================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero__media img { animation: none; }
  .boundary__row { opacity: 1; transform: none; }
  .mock__cue, .frame__cue { opacity: 1; transform: none; }
  .type-stream { max-width: 100%; }
  .answer-bar__fill::after { transform: scaleX(1); }
}

/* ============================================================
 * INFO PAGE · supplementary legal styling
 * (Used by the "full legal version" and "full privacy version"
 *  sections appended to terms.html and privacy.html.)
 * ============================================================ */

.info__rule {
  border: 0;
  border-top: 1px solid var(--hb-hair);
  margin: clamp(48px, 7vw, 80px) 0 clamp(28px, 4vw, 48px);
}

.info__section-header {
  margin-bottom: clamp(28px, 4vw, 44px);
}

.info__section-header .info__eyebrow {
  margin-bottom: 14px;
}

.info__section-header .info__h2 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  letter-spacing: var(--hb-track-display);
  line-height: 1.08;
  font-size: clamp(28px, 4.4vw, 44px);
  margin-bottom: 14px;
  max-width: 24ch;
}

.info__lede--small {
  font-size: clamp(15px, 1.8vw, 17px);
  color: var(--hb-grey-soft);
  max-width: 56ch;
}

.info__body section[aria-labelledby] {
  margin-top: clamp(32px, 4vw, 48px);
}

.info__body section h3 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  letter-spacing: var(--hb-track-display);
  font-size: clamp(20px, 2.4vw, 24px);
  margin-bottom: 14px;
  color: var(--hb-paper);
}

.info__body section h4 {
  font-family: var(--hb-font-display);
  font-weight: 500;
  letter-spacing: var(--hb-track-display);
  font-size: 16px;
  text-transform: none;
  margin-top: 18px;
  margin-bottom: 8px;
  color: var(--hb-mist-bright);
}

.info__legal-footnote {
  margin-top: clamp(36px, 5vw, 56px);
  padding-top: 20px;
  border-top: 1px solid var(--hb-hair);
  font-size: 12px;
  letter-spacing: var(--hb-track-mono);
  color: var(--hb-grey-mid);
  text-transform: uppercase;
}

.info__legal-footnote a {
  color: var(--hb-grey-soft);
  text-transform: none;
}

.info__legal-footnote a:hover {
  color: var(--hb-halo);
}

/* Boundary table column variants for subprocessor + retention + cookies tables. */
.boundary__row--2col { grid-template-columns: 1.4fr 1fr; }
.boundary__row--4col { grid-template-columns: 1fr 1fr 1.4fr 0.5fr; }
.boundary__row--5col { grid-template-columns: 0.9fr 0.9fr 1.6fr 0.7fr 0.9fr; }

@media (max-width: 760px) {
  .boundary__row--2col,
  .boundary__row--4col,
  .boundary__row--5col {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

/* ============================================================
 * COOKIE CONSENT BANNER
 * Injected by initCookieBanner() in script.js on first visit.
 * Removed on choice; localStorage["hearby_cookie_consent"] = "all" | "essential".
 * ============================================================ */

.cookie-banner {
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  max-width: 680px;
  margin: 0 auto;
  padding: 16px 20px;
  background: var(--hb-void-2);
  color: var(--hb-paper);
  border: 1px solid var(--hb-hair-hot);
  border-radius: 14px;
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  z-index: 9999;
  font-family: var(--hb-font-body);
  letter-spacing: var(--hb-track-body);
  box-shadow: var(--hb-shadow-lg);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--hb-dur-default) var(--hb-ease),
              transform var(--hb-dur-default) var(--hb-ease);
}

.cookie-banner.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.cookie-banner.is-leaving {
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
}

.cookie-banner__copy {
  flex: 1 1 240px;
}

.cookie-banner__copy p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--hb-mist-bright);
}

.cookie-banner__copy a {
  color: var(--hb-halo);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}

.cookie-banner__copy a:hover {
  color: var(--hb-paper);
}

.cookie-banner__actions {
  display: flex;
  gap: 8px;
  flex: 0 0 auto;
}

.cookie-banner__btn {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 13px;
  letter-spacing: var(--hb-track-body);
  cursor: pointer;
  transition: background var(--hb-dur-fast) var(--hb-ease),
              border-color var(--hb-dur-fast) var(--hb-ease),
              color var(--hb-dur-fast) var(--hb-ease);
}

.cookie-banner__btn--secondary {
  background: transparent;
  border-color: var(--hb-hair-hot);
  color: var(--hb-mist-bright);
}

.cookie-banner__btn--secondary:hover {
  border-color: var(--hb-grey-soft);
  color: var(--hb-paper);
}

.cookie-banner__btn--primary {
  background: var(--hb-paper);
  color: var(--hb-void);
  border-color: var(--hb-paper);
  font-weight: 500;
}

.cookie-banner__btn--primary:hover {
  background: var(--hb-mist-bright);
  border-color: var(--hb-mist-bright);
}

@media (max-width: 480px) {
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    bottom: 12px;
    left: 12px;
    right: 12px;
    padding: 14px 16px;
  }
  .cookie-banner__actions {
    justify-content: flex-end;
  }
  .cookie-banner__btn {
    flex: 1 1 auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cookie-banner {
    transition: none;
    opacity: 1;
    transform: none;
  }
}