:root {
  color-scheme: dark;
  --navy-950: #000d24;
  --navy-900: #001739;
  --navy-850: #031e48;
  --navy-800: #052554;
  --navy-700: #073372;
  --blue-600: #1771f6;
  --blue-500: #00a1ff;
  --blue-400: #00aeff;
  --cyan-300: #63e6ff;
  --white: #f8fbff;
  --text: #e9f3ff;
  --muted: #93a9c5;
  --muted-2: #6f86a4;
  --line: rgba(145, 199, 255, 0.15);
  --glass: rgba(7, 35, 78, 0.58);
  --container: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 48% -12%, rgba(0, 161, 255, 0.17), transparent 31rem),
    linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 22%, #001330 58%, #000c20 100%);
  color: var(--text);
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  content: "";
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
}

button,
input {
  font: inherit;
}

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

button {
  color: inherit;
}

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

img,
svg {
  display: block;
}

p,
h1,
h2,
h3 {
  margin-top: 0;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

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

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 10px;
  background: white;
  color: var(--navy-900);
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--cyan-300);
  outline-offset: 3px;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.page-aurora {
  position: absolute;
  top: 90px;
  left: 50%;
  width: 1150px;
  height: 750px;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 66% 46%, rgba(0, 174, 255, 0.22), transparent 35%),
    radial-gradient(ellipse at 56% 46%, rgba(23, 113, 246, 0.16), transparent 58%);
  filter: blur(6px);
  transform: translateX(-50%);
}

.star-field {
  position: absolute;
  inset: 0 0 auto;
  height: 950px;
  overflow: hidden;
  pointer-events: none;
}

.star-field i {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #bdeeff;
  box-shadow: 0 0 12px rgba(99, 230, 255, 0.9);
  animation: twinkle 3.6s ease-in-out infinite alternate;
}

.star-field i:nth-child(1) { top: 17%; left: 7%; }
.star-field i:nth-child(2) { top: 31%; left: 18%; width: 5px; height: 5px; animation-delay: -1.4s; }
.star-field i:nth-child(3) { top: 13%; left: 42%; animation-delay: -0.7s; }
.star-field i:nth-child(4) { top: 24%; right: 8%; width: 4px; height: 4px; animation-delay: -2.4s; }
.star-field i:nth-child(5) { top: 51%; right: 4%; animation-delay: -1s; }
.star-field i:nth-child(6) { top: 69%; left: 12%; width: 4px; height: 4px; }
.star-field i:nth-child(7) { top: 75%; right: 19%; animation-delay: -1.8s; }
.star-field i:nth-child(8) { top: 44%; left: 2%; animation-delay: -2.8s; }

@keyframes twinkle {
  0% { opacity: 0.25; transform: scale(0.7); }
  100% { opacity: 1; transform: scale(1.3); }
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  padding-top: env(safe-area-inset-top);
  border-bottom: 1px solid transparent;
  transition: background 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
}

.site-header.is-scrolled {
  border-color: rgba(120, 194, 255, 0.1);
  background: rgba(0, 13, 36, 0.72);
  box-shadow: 0 16px 45px rgba(0, 8, 24, 0.24);
  backdrop-filter: blur(22px) saturate(1.2);
  -webkit-backdrop-filter: blur(22px) saturate(1.2);
}

.nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 76px;
  gap: 34px;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  min-height: 44px;
  gap: 11px;
  width: fit-content;
}

.brand img {
  border-radius: 12px;
  box-shadow: 0 7px 20px rgba(0, 125, 255, 0.22);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-copy strong {
  color: var(--white);
  font-size: 15px;
  font-weight: 720;
  letter-spacing: 0.04em;
}

.brand-copy small {
  color: var(--muted-2);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.17em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: #a9bad0;
  font-size: 14px;
  transition: color 180ms ease;
}

.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 2px;
  border-radius: 4px;
  content: "";
  background: var(--blue-400);
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.nav-links a:hover {
  color: white;
}

.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav > .button {
  justify-self: end;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  gap: 10px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 16px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 680;
  letter-spacing: 0.01em;
  transition: transform 180ms var(--ease), box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(0) scale(0.98);
}

.button svg {
  width: 19px;
  height: 19px;
}

.button-primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-400));
  color: white;
  box-shadow: 0 12px 34px rgba(0, 143, 255, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.button-primary:hover {
  box-shadow: 0 17px 42px rgba(0, 143, 255, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.button-secondary,
.button-ghost {
  border-color: rgba(151, 207, 255, 0.18);
  background: rgba(7, 37, 82, 0.55);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.button-secondary:hover,
.button-ghost:hover {
  border-color: rgba(99, 230, 255, 0.45);
  background: rgba(9, 49, 105, 0.7);
}

.button-small {
  min-height: 44px;
  padding: 0 15px;
  border-radius: 12px;
  font-size: 13px;
}

.button-small svg {
  width: 16px;
  height: 16px;
}

.button-large {
  min-height: 60px;
  padding-inline: 28px;
  border-radius: 18px;
}

.hero {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 0.92fr);
  align-items: center;
  min-height: 920px;
  padding-top: 96px;
  gap: 56px;
}

.hero-copy {
  position: relative;
  z-index: 3;
  padding-bottom: 38px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 21px;
  color: var(--cyan-300);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow > span {
  position: relative;
  width: 23px;
  height: 1px;
  background: currentColor;
}

.eyebrow > span::after {
  position: absolute;
  top: -2px;
  right: -1px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  content: "";
  background: currentColor;
  box-shadow: 0 0 9px currentColor;
}

h1,
h2 {
  color: var(--white);
  font-weight: 780;
  letter-spacing: -0.055em;
  line-height: 1.03;
}

h1 {
  max-width: 700px;
  margin-bottom: 26px;
  font-size: clamp(58px, 6.3vw, 88px);
}

h1 em,
h2 em {
  font-style: normal;
  background: linear-gradient(115deg, #f7fdff 5%, #62dfff 52%, #2689ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  max-width: 580px;
  margin-bottom: 34px;
  color: #9eb1ca;
  font-size: 18px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
}

.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 24px;
  color: #6f88a8;
  font-size: 12px;
}

.unlock-note {
  margin: 9px 0 0;
  color: #526d8d;
  font-size: 9px;
  line-height: 1.6;
}

.hero-note span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.hero-note svg {
  width: 14px;
  height: 14px;
  color: var(--blue-400);
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  height: 760px;
}

.hero-visual::before {
  position: absolute;
  width: 570px;
  height: 570px;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(0, 174, 255, 0.16), transparent 66%);
  filter: blur(12px);
}

.orbit {
  position: absolute;
  border: 1px solid rgba(85, 192, 255, 0.13);
  border-radius: 50%;
}

.orbit::after {
  position: absolute;
  top: 13%;
  left: 19%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  content: "";
  background: var(--cyan-300);
  box-shadow: 0 0 18px var(--blue-400);
}

.orbit-one {
  width: 630px;
  height: 630px;
  transform: rotate(-20deg);
}

.orbit-two {
  width: 510px;
  height: 510px;
  border-style: dashed;
  transform: rotate(65deg);
}

.phone {
  position: relative;
  z-index: 3;
  width: 330px;
  padding: 8px;
  border: 1px solid rgba(185, 226, 255, 0.46);
  border-radius: 51px;
  background: linear-gradient(145deg, #bed9ee, #3e5d7b 22%, #0a1b31 62%, #8aabc5);
  box-shadow:
    0 56px 100px rgba(0, 3, 17, 0.62),
    0 0 0 7px rgba(0, 27, 64, 0.5),
    0 0 80px rgba(0, 161, 255, 0.14);
  transform: rotate(2deg);
}

.phone::before,
.phone::after {
  position: absolute;
  left: -11px;
  width: 4px;
  border-radius: 3px 0 0 3px;
  content: "";
  background: #506c86;
}

.phone::before { top: 122px; height: 48px; }
.phone::after { top: 183px; height: 70px; }

.phone-frame {
  overflow: hidden;
  padding: 2px;
  border-radius: 43px;
  background: #020a15;
}

.phone-screen {
  position: relative;
  min-height: 674px;
  overflow: hidden;
  border-radius: 41px;
  background:
    radial-gradient(circle at 50% 7%, rgba(0, 161, 255, 0.13), transparent 25%),
    var(--navy-900);
}

.phone-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 31px;
  padding: 5px 20px 0;
  color: rgba(255, 255, 255, 0.85);
  font-size: 9px;
  font-weight: 650;
}

.phone-status i {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 78px;
  height: 22px;
  border-radius: 20px;
  background: #00050d;
  transform: translateX(-50%);
}

.status-icons { letter-spacing: 2px; }

.phone-appbar {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 17px;
}

.phone-title {
  background: linear-gradient(180deg, white, #bfe2ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: 17px;
  font-weight: 780;
  letter-spacing: 0.03em;
}

.mode-pill {
  position: absolute;
  right: 16px;
  padding: 5px 8px;
  border: 1px solid rgba(0, 174, 255, 0.28);
  border-radius: 20px;
  color: var(--blue-400);
  font-size: 8px;
}

.quick-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 4px 10px 0;
  padding: 7px 5px;
  border: 1px solid rgba(0, 112, 245, 0.12);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.11);
}

.quick-row span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 7px;
}

.quick-row b {
  display: grid;
  place-items: center;
  min-width: 25px;
  height: 22px;
  padding-inline: 4px;
  border-radius: 8px;
  background: var(--navy-800);
  color: #ccecff;
  font-size: 9px;
}

.quick-row .is-on b {
  background: rgba(0, 161, 255, 0.2);
  color: var(--cyan-300);
  box-shadow: inset 0 0 0 1px rgba(0, 174, 255, 0.35);
}

.visual-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 10px 25px 4px;
  color: #556985;
  font-size: 9px;
  text-align: center;
}

.visual-tabs span {
  position: relative;
  padding-bottom: 7px;
}

.visual-tabs .active {
  color: var(--blue-400);
  font-weight: 700;
}

.visual-tabs .active::after {
  position: absolute;
  right: 13px;
  bottom: 0;
  left: 13px;
  height: 2px;
  border-radius: 2px;
  content: "";
  background: var(--blue-400);
  box-shadow: 0 0 8px var(--blue-400);
}

.metronome-shell {
  position: relative;
  width: calc(100% - 28px);
  min-height: 452px;
  margin: 5px auto 0;
  overflow: hidden;
  clip-path: polygon(20% 0, 80% 0, 100% 100%, 0 100%);
  background:
    linear-gradient(180deg, rgba(10, 58, 140, 0.95), rgba(4, 30, 82, 0.96)),
    var(--navy-800);
  box-shadow: inset 0 0 0 1px rgba(53, 141, 255, 0.4);
}

.metronome-shell::after {
  position: absolute;
  inset: 2px;
  z-index: -1;
  clip-path: inherit;
  content: "";
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.08), transparent 45%);
}

.bpm-readout {
  position: relative;
  z-index: 4;
  padding-top: 17px;
  text-align: center;
}

.bpm-readout > span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 8px;
  letter-spacing: 0.15em;
}

.bpm-readout > div {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  margin-top: 2px;
}

.bpm-readout output {
  min-width: 50px;
  color: white;
  font-size: 25px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.bpm-step {
  position: relative;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid rgba(0, 161, 255, 0.15);
  border-radius: 50%;
  cursor: pointer;
  background: var(--navy-800);
  color: var(--blue-400);
  font-size: 12px;
}

.bpm-step::before {
  position: absolute;
  inset: -8px;
  content: "";
}

.pendulum-stage {
  position: relative;
  width: 128px;
  height: 225px;
  margin: 4px auto 0;
}

.tick-lines {
  position: absolute;
  top: 25px;
  width: 21px;
  height: 142px;
  opacity: 0.44;
  background: repeating-linear-gradient(to bottom, rgba(70, 169, 255, 0.8) 0 1px, transparent 1px 17px);
}

.left-lines { left: 28px; }
.right-lines { right: 28px; }

.tick-lines::after {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100%;
  content: "";
  background: linear-gradient(to right, transparent 45%, rgba(54, 143, 255, 0.42) 46% 52%, transparent 53%);
}

.pendulum-arm {
  position: absolute;
  bottom: 27px;
  left: 50%;
  width: 5px;
  height: 166px;
  border-radius: 6px;
  background: linear-gradient(90deg, #031d58, #0b58c0);
  box-shadow: 0 0 9px rgba(0, 60, 160, 0.7);
  transform: translateX(-50%) rotate(22deg);
  transform-origin: 50% calc(100% - 4px);
  transition: transform 110ms linear;
}

.pendulum-arm span {
  position: absolute;
  top: 30px;
  left: 50%;
  width: 18px;
  height: 30px;
  border: 2px solid #0a4ba7;
  border-radius: 4px;
  background: #d8efff;
  box-shadow: 0 2px 10px rgba(0, 25, 82, 0.35);
  transform: translateX(-50%);
}

.is-playing .pendulum-arm,
.pendulum-arm.is-playing {
  animation: pendulum var(--beat-duration, 500ms) ease-in-out infinite alternate;
}

@keyframes pendulum {
  from { transform: translateX(-50%) rotate(-24deg); }
  to { transform: translateX(-50%) rotate(24deg); }
}

.pendulum-base {
  position: absolute;
  bottom: 20px;
  left: 50%;
  width: 51px;
  height: 6px;
  border-radius: 4px;
  background: #031d58;
  box-shadow: 0 4px 12px rgba(0, 5, 24, 0.5);
  transform: translateX(-50%);
}

.phone-beats {
  position: absolute;
  right: 0;
  bottom: 109px;
  left: 0;
  display: flex;
  justify-content: center;
  gap: 10px;
}

.phone-beats i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(111, 159, 210, 0.4);
  transition: transform 100ms ease, background 100ms ease, box-shadow 100ms ease;
}

.phone-beats i.active {
  background: var(--cyan-300);
  box-shadow: 0 0 13px var(--blue-400);
  transform: scale(1.7);
}

.phone-controls {
  position: absolute;
  right: 0;
  bottom: 18px;
  left: 0;
  display: grid;
  grid-template-columns: 1fr 72px 1fr;
  align-items: center;
  width: 80%;
  margin: auto;
}

.phone-controls > span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: white;
}

.phone-controls b { font-size: 17px; font-weight: 400; }
.phone-controls small { color: rgba(255, 255, 255, 0.6); font-size: 7px; }

.phone-play,
.main-play {
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  background: linear-gradient(180deg, var(--blue-600), var(--blue-400));
  color: white;
  box-shadow: 0 9px 23px rgba(0, 161, 255, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  transition: transform 180ms var(--ease), box-shadow 180ms ease;
}

.phone-play {
  width: 62px;
  height: 62px;
}

.phone-play:hover,
.main-play:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 32px rgba(0, 161, 255, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.phone-play svg {
  width: 22px;
  height: 22px;
}

.phone-play .play-icon { margin-left: 2px; }
.pause-icon { display: none; }
.is-playing .play-icon { display: none; }
.is-playing .pause-icon { display: block; }

.home-indicator {
  position: absolute;
  bottom: 6px;
  left: 50%;
  width: 88px;
  height: 3px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.68);
  transform: translateX(-50%);
}

.floating-card {
  position: absolute;
  z-index: 7;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px 11px 10px;
  border: 1px solid rgba(134, 207, 255, 0.2);
  border-radius: 16px;
  background: rgba(5, 30, 69, 0.78);
  box-shadow: 0 16px 45px rgba(0, 5, 24, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.floating-card-tempo {
  top: 21%;
  left: -1%;
  animation: float 5s ease-in-out infinite;
}

.floating-card-feedback {
  right: 1%;
  bottom: 24%;
  animation: float 5.5s -2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

.floating-card > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.floating-card small {
  color: var(--muted-2);
  font-size: 8px;
}

.floating-card strong {
  color: #edf8ff;
  font-size: 11px;
  font-weight: 700;
}

.floating-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 35px;
  height: 35px;
  border-radius: 11px;
  background: linear-gradient(145deg, rgba(23, 113, 246, 0.48), rgba(0, 174, 255, 0.13));
  box-shadow: inset 0 0 0 1px rgba(74, 191, 255, 0.2);
}

.chart-icon {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 2px;
  padding-bottom: 9px;
}

.chart-icon i { width: 3px; border-radius: 3px; background: var(--cyan-300); }
.chart-icon i:nth-child(1) { height: 7px; }
.chart-icon i:nth-child(2) { height: 12px; }
.chart-icon i:nth-child(3) { height: 17px; }
.chart-icon i:nth-child(4) { height: 21px; }

.pulse-icon i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan-300);
  box-shadow: 0 0 0 5px rgba(99, 230, 255, 0.12), 0 0 15px var(--cyan-300);
}

.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #597391;
  font-size: 10px;
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
}

.scroll-cue svg {
  width: 16px;
  height: 16px;
  animation: bob 1.6s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

.capability-strip {
  position: relative;
  z-index: 3;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(1, 20, 48, 0.55);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 35px 0;
}

.capability-grid > div {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  min-height: 35px;
  border-right: 1px solid var(--line);
}

.capability-grid > div:last-child { border-right: 0; }

.capability-grid strong {
  color: white;
  font-size: 26px;
  font-weight: 760;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}

.capability-grid span {
  color: var(--muted-2);
  font-size: 12px;
}

.section {
  position: relative;
  padding-top: 150px;
  padding-bottom: 150px;
}

.section-heading {
  max-width: 700px;
  margin-bottom: 62px;
}

.section-heading h2,
.tempo-copy h2,
.final-cta h2 {
  margin-bottom: 24px;
  font-size: clamp(44px, 5.5vw, 70px);
}

.section-heading > p:last-child,
.tempo-lede,
.final-cta > p {
  max-width: 580px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.feature-card {
  position: relative;
  min-height: 390px;
  overflow: hidden;
  padding: 32px;
  border: 1px solid rgba(116, 185, 255, 0.13);
  border-radius: 26px;
  background:
    linear-gradient(145deg, rgba(11, 48, 101, 0.5), rgba(2, 25, 59, 0.78)),
    var(--navy-850);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035), 0 30px 80px rgba(0, 6, 20, 0.14);
  transition: transform 320ms var(--ease), border-color 320ms ease, box-shadow 320ms ease;
}

.feature-card::before {
  position: absolute;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  content: "";
  background: rgba(0, 161, 255, 0.08);
  filter: blur(55px);
}

.feature-card:hover {
  border-color: rgba(80, 193, 255, 0.28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.055), 0 34px 90px rgba(0, 8, 28, 0.28);
  transform: translateY(-5px);
}

.feature-copy {
  position: relative;
  z-index: 2;
}

.feature-kicker {
  display: block;
  margin-bottom: 12px;
  color: var(--blue-400);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.14em;
}

.feature-card h3 {
  margin-bottom: 10px;
  color: white;
  font-size: 25px;
  font-weight: 720;
  letter-spacing: -0.025em;
}

.feature-card p {
  max-width: 390px;
  margin-bottom: 0;
  color: #8197b4;
  font-size: 14px;
  line-height: 1.75;
}

.feature-modes { grid-column: span 7; }
.feature-accents { grid-column: span 5; }
.feature-sounds { grid-column: span 5; }
.feature-feedback { grid-column: span 7; }
.feature-sync {
  grid-column: span 12;
  display: flex;
  align-items: center;
  min-height: 180px;
  gap: 28px;
  padding-inline: 48px;
}

.mode-demo {
  position: absolute;
  right: 34px;
  bottom: -66px;
  width: 300px;
  height: 295px;
  padding: 17px;
  border: 1px solid rgba(120, 199, 255, 0.2);
  border-radius: 34px 34px 0 0;
  background: linear-gradient(180deg, #06275a, #001936);
  box-shadow: 0 -18px 60px rgba(0, 5, 24, 0.3);
  transform: rotate(4deg);
}

.mode-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 4px;
  border-radius: 11px;
  background: rgba(0, 5, 24, 0.45);
  color: #5d7695;
  font-size: 10px;
  text-align: center;
}

.mode-toggle span { padding: 7px; border-radius: 8px; }
.mode-toggle .active { background: var(--navy-800); color: var(--cyan-300); box-shadow: 0 5px 15px rgba(0, 0, 0, 0.18); }

.minimal-dial {
  position: relative;
  width: 184px;
  height: 184px;
  margin: 24px auto;
  border: 10px solid rgba(37, 100, 177, 0.34);
  border-right-color: var(--blue-400);
  border-bottom-color: var(--blue-600);
  border-radius: 50%;
  box-shadow: 0 0 30px rgba(0, 161, 255, 0.1), inset 0 0 35px rgba(0, 6, 23, 0.45);
  transform: rotate(-42deg);
}

.minimal-dial::before {
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(104, 198, 255, 0.13);
  border-radius: 50%;
  content: "";
}

.minimal-dial > span {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  color: white;
  text-align: center;
  transform: rotate(42deg);
}

.minimal-dial small { color: var(--muted-2); font-size: 8px; letter-spacing: 0.16em; }
.minimal-dial strong { font-size: 38px; font-variant-numeric: tabular-nums; }

.accent-demo {
  position: absolute;
  right: 28px;
  bottom: 28px;
  left: 28px;
  padding: 20px;
  border: 1px solid rgba(89, 173, 255, 0.14);
  border-radius: 18px;
  background: rgba(0, 13, 38, 0.44);
}

.accent-labels,
.accent-beats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
}

.accent-labels { margin-bottom: 9px; color: #5e7694; font-size: 8px; }

.accent-beats i {
  display: grid;
  place-items: center;
  justify-self: center;
  width: 31px;
  height: 31px;
  border: 1px solid rgba(94, 171, 244, 0.2);
  border-radius: 50%;
  background: #0a3068;
  color: #8da6c5;
  font-size: 10px;
  font-style: normal;
}

.accent-beats .strong { background: var(--blue-400); color: white; box-shadow: 0 0 20px rgba(0, 174, 255, 0.44); transform: scale(1.15); }
.accent-beats .medium { border-color: var(--blue-400); color: var(--cyan-300); }
.accent-beats .silent { opacity: 0.35; background: transparent; }

.subdivision-row {
  display: flex;
  justify-content: center;
  gap: 7px;
  margin-top: 18px;
}

.subdivision-row span {
  padding: 6px 10px;
  border-radius: 20px;
  background: var(--navy-800);
  color: #6f86a4;
  font-size: 8px;
}

.subdivision-row .active { background: rgba(0, 161, 255, 0.2); color: var(--cyan-300); box-shadow: inset 0 0 0 1px rgba(0, 174, 255, 0.4); }

.sound-list {
  position: absolute;
  right: -25px;
  bottom: 29px;
  left: 42px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  transform: rotate(-2deg);
}

.sound-list span {
  display: grid;
  grid-template-columns: 33px 1fr auto;
  align-items: center;
  min-height: 50px;
  padding: 0 15px;
  border: 1px solid rgba(87, 163, 240, 0.12);
  border-radius: 14px;
  background: rgba(5, 37, 84, 0.85);
  color: #a9bad0;
  font-size: 11px;
}

.sound-list span.active {
  border-color: rgba(0, 174, 255, 0.5);
  background: linear-gradient(90deg, rgba(23, 113, 246, 0.45), rgba(5, 37, 84, 0.9));
  color: white;
  box-shadow: 0 9px 30px rgba(0, 77, 183, 0.23);
}

.sound-list b { color: var(--blue-400); font-size: 9px; }
.sound-list i { color: #597391; font-size: 8px; font-style: normal; }

.feedback-orbit {
  position: absolute;
  right: 67px;
  bottom: -55px;
  width: 270px;
  height: 270px;
  border: 1px solid rgba(99, 202, 255, 0.13);
  border-radius: 50%;
  box-shadow: 0 0 80px rgba(0, 161, 255, 0.08), inset 0 0 60px rgba(0, 161, 255, 0.04);
}

.feedback-orbit::before {
  position: absolute;
  inset: 38px;
  border: 1px dashed rgba(99, 202, 255, 0.18);
  border-radius: 50%;
  content: "";
}

.feedback-core {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 75px;
  height: 75px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 35%, var(--cyan-300), var(--blue-600) 57%, #0a3e98);
  box-shadow: 0 0 0 14px rgba(0, 161, 255, 0.08), 0 0 45px rgba(0, 174, 255, 0.42);
  transform: translate(-50%, -50%);
}

.feedback-core i { width: 13px; height: 13px; border-radius: 50%; background: white; box-shadow: 0 0 13px white; }

.feedback-node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border: 1px solid rgba(97, 192, 255, 0.28);
  border-radius: 14px;
  background: rgba(5, 37, 84, 0.94);
  color: var(--cyan-300);
  box-shadow: 0 9px 28px rgba(0, 5, 24, 0.4);
  font-weight: 700;
}

.feedback-node svg { width: 19px; height: 19px; }
.node-sound { top: 24px; left: 33px; }
.node-eye { top: 27px; right: 31px; }
.node-haptic { bottom: 31px; left: 28px; }
.node-flash { right: 29px; bottom: 31px; }

.sync-icon {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  flex: 0 0 78px;
  width: 78px;
  height: 78px;
  border: 1px solid rgba(0, 174, 255, 0.26);
  border-radius: 23px;
  background: linear-gradient(145deg, rgba(23, 113, 246, 0.3), rgba(0, 174, 255, 0.08));
  color: var(--cyan-300);
  box-shadow: 0 15px 40px rgba(0, 83, 197, 0.18);
}

.sync-icon svg { width: 39px; height: 39px; }
.feature-sync .feature-copy { display: grid; grid-template-columns: minmax(130px, 0.5fr) minmax(220px, 1fr); align-items: center; flex: 1; column-gap: 30px; }
.feature-sync .feature-kicker { grid-column: 1; margin: 0 0 7px; }
.feature-sync h3 { grid-column: 1; margin: 0; }
.feature-sync p { grid-column: 2; grid-row: 1 / span 2; }

.tempo-section {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 70% 42%, rgba(0, 161, 255, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(4, 28, 64, 0.82), rgba(0, 15, 38, 0.92));
}

.tempo-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  align-items: center;
  gap: 80px;
}

.tempo-copy h2 {
  max-width: 520px;
}

.tempo-lede {
  margin-bottom: 32px;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #859ab6;
  font-size: 13px;
}

.check-list svg {
  flex: 0 0 25px;
  width: 25px;
  height: 25px;
  padding: 4px;
  border: 1px solid rgba(0, 174, 255, 0.25);
  border-radius: 50%;
  background: rgba(0, 161, 255, 0.08);
  color: var(--cyan-300);
}

.check-list strong { color: #d9eaff; font-weight: 650; }

.tempo-board {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(115, 193, 255, 0.18);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(8, 43, 92, 0.82), rgba(2, 23, 55, 0.92));
  box-shadow: 0 45px 110px rgba(0, 4, 17, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.tempo-board::before {
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  content: "";
  background: linear-gradient(135deg, rgba(99, 230, 255, 0.18), transparent 38%, rgba(23, 113, 246, 0.18));
  filter: blur(15px);
}

.board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.board-header > div { display: flex; flex-direction: column; gap: 4px; }
.board-header small { color: var(--muted-2); font-size: 9px; letter-spacing: 0.08em; }
.board-header strong { color: white; font-size: 18px; }
.board-header > span { padding: 7px 11px; border-radius: 20px; background: var(--navy-800); color: var(--blue-400); font-size: 9px; }

.tempo-chart {
  position: relative;
  height: 250px;
  margin-left: 38px;
  overflow: visible;
}

.tempo-chart svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.chart-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(100, 177, 255, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(100, 177, 255, 0.08) 1px, transparent 1px);
  background-size: 25% 100%, 100% 25%;
  border-left: 1px solid rgba(100, 177, 255, 0.12);
  border-bottom: 1px solid rgba(100, 177, 255, 0.12);
}

.chart-y {
  position: absolute;
  top: 96px;
  bottom: 129px;
  left: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #506b8d;
  font-size: 8px;
}

.chart-x {
  display: flex;
  justify-content: space-between;
  padding: 8px 0 0 39px;
  color: #506b8d;
  font-size: 8px;
}

.chart-callout {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 7px 9px;
  border: 1px solid rgba(75, 196, 255, 0.22);
  border-radius: 9px;
  background: rgba(0, 18, 47, 0.86);
  box-shadow: 0 8px 20px rgba(0, 5, 20, 0.25);
}

.chart-callout small { color: var(--blue-400); font-size: 7px; }
.chart-callout b { color: #dff5ff; font-size: 9px; }
.callout-one { top: 113px; left: 20%; }
.callout-two { top: 8px; right: 2%; }

.board-now {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  padding: 12px;
  border: 1px solid rgba(85, 171, 255, 0.13);
  border-radius: 15px;
  background: rgba(0, 12, 34, 0.38);
}

.now-play {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--blue-600), var(--blue-400));
  color: white;
  box-shadow: 0 6px 17px rgba(0, 161, 255, 0.3);
}

.now-play svg { width: 18px; height: 18px; margin-left: 2px; }
.board-now > span:nth-child(2) { display: flex; flex-direction: column; gap: 2px; }
.board-now small { color: var(--muted-2); font-size: 8px; }
.board-now strong { color: #ddebfa; font-size: 11px; }
.board-now > i { color: var(--blue-400); font-size: 11px; font-style: normal; font-variant-numeric: tabular-nums; }

.demo-section {
  padding-bottom: 160px;
}

.demo-heading {
  margin-inline: auto;
  text-align: center;
}

.demo-heading .eyebrow {
  justify-content: center;
}

.demo-heading > p:last-child {
  margin-inline: auto;
}

.live-demo {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid rgba(115, 197, 255, 0.2);
  border-radius: 34px;
  background:
    radial-gradient(circle at 50% 25%, rgba(0, 174, 255, 0.14), transparent 35%),
    linear-gradient(145deg, rgba(7, 43, 94, 0.88), rgba(1, 22, 52, 0.96));
  box-shadow: 0 50px 130px rgba(0, 5, 23, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.live-demo::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.035), transparent 35%);
}

.demo-topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
  color: #5f7999;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.live-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan-300);
}

.live-badge i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan-300);
  box-shadow: 0 0 0 5px rgba(99, 230, 255, 0.09), 0 0 13px var(--cyan-300);
}

.demo-main {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 0.75fr 1fr 0.75fr;
  align-items: center;
  min-height: 285px;
  padding: 30px 55px;
}

.demo-pulse {
  position: relative;
  display: grid;
  place-items: center;
  width: 130px;
  height: 130px;
  justify-self: center;
}

.pulse-ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(99, 230, 255, 0.16);
  border-radius: 50%;
  transition: transform 100ms ease, opacity 100ms ease;
}

.ring-b { inset: 20px; border-style: dashed; }

.pulse-center {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(23, 113, 246, 0.65), rgba(0, 174, 255, 0.28));
  color: var(--cyan-300);
  box-shadow: 0 0 0 12px rgba(0, 161, 255, 0.06), 0 0 40px rgba(0, 174, 255, 0.22);
  transition: transform 100ms ease, box-shadow 100ms ease;
}

.pulse-center svg { width: 27px; height: 27px; }

.demo-pulse.on-beat .ring-a { opacity: 0; transform: scale(1.18); }
.demo-pulse.on-beat .ring-b { opacity: 0.25; transform: scale(1.23); }
.demo-pulse.on-beat .pulse-center { transform: scale(1.12); box-shadow: 0 0 0 18px rgba(0, 161, 255, 0.08), 0 0 55px rgba(0, 174, 255, 0.45); }

.demo-value {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.demo-value > span {
  color: var(--blue-400);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.22em;
}

.demo-value output {
  color: white;
  font-size: 90px;
  font-weight: 780;
  line-height: 1;
  letter-spacing: -0.07em;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 45px rgba(0, 174, 255, 0.25);
}

.demo-value small {
  margin-top: 9px;
  color: #7f98b7;
  font-size: 11px;
}

.demo-beats {
  display: flex;
  justify-content: center;
  gap: 9px;
}

.demo-beats i {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 1px solid rgba(98, 173, 244, 0.15);
  border-radius: 50%;
  background: rgba(5, 37, 84, 0.65);
  color: #597391;
  font-size: 8px;
  font-style: normal;
  transition: transform 100ms ease, background 100ms ease, color 100ms ease, box-shadow 100ms ease;
}

.demo-beats i.active {
  border-color: transparent;
  background: var(--blue-400);
  color: white;
  box-shadow: 0 0 20px rgba(0, 174, 255, 0.55);
  transform: scale(1.12);
}

.demo-controls {
  position: relative;
  z-index: 3;
  padding: 27px 42px 31px;
  border-top: 1px solid var(--line);
  background: rgba(0, 10, 30, 0.26);
}

.slider-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  color: #7890ad;
  font-size: 11px;
}

.slider-label output { color: #86dfff; font-variant-numeric: tabular-nums; }

input[type="range"] {
  width: 100%;
  height: 44px;
  margin: 0;
  border-radius: 10px;
  appearance: none;
  -webkit-appearance: none;
  background: linear-gradient(to right, var(--blue-500) 0 var(--range-progress, 31%), #0b356d var(--range-progress, 31%) 100%);
  background-position: center;
  background-repeat: no-repeat;
  background-size: 100% 5px;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  width: 22px;
  height: 22px;
  border: 5px solid white;
  border-radius: 50%;
  appearance: none;
  -webkit-appearance: none;
  background: var(--blue-500);
  box-shadow: 0 3px 14px rgba(0, 161, 255, 0.55);
}

input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border: 5px solid white;
  border-radius: 50%;
  background: var(--blue-500);
  box-shadow: 0 3px 14px rgba(0, 161, 255, 0.55);
}

.range-marks {
  display: flex;
  justify-content: space-between;
  margin-top: -7px;
  color: #426184;
  font-size: 8px;
}

.meter-control {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 23px;
}

.meter-control > span { color: #7890ad; font-size: 11px; }
.meter-control > div { display: flex; gap: 7px; }

.meter-control button {
  min-width: 52px;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid rgba(100, 176, 245, 0.13);
  border-radius: 10px;
  cursor: pointer;
  background: var(--navy-800);
  color: #6e87a6;
  font-size: 10px;
}

.meter-control button.active {
  border-color: var(--blue-500);
  background: rgba(0, 161, 255, 0.14);
  color: var(--cyan-300);
  box-shadow: 0 5px 18px rgba(0, 105, 225, 0.12);
}

.demo-actions {
  display: grid;
  grid-template-columns: 1fr 86px 1fr;
  align-items: center;
  gap: 18px;
  max-width: 500px;
  margin: 30px auto 0;
}

.tap-button,
.step-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 15px;
  border: 1px solid rgba(100, 176, 245, 0.14);
  border-radius: 14px;
  cursor: pointer;
  background: rgba(5, 37, 84, 0.72);
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

.tap-button:hover,
.step-button:hover { border-color: rgba(0, 174, 255, 0.45); background: rgba(8, 51, 108, 0.82); transform: translateY(-2px); }
.tap-button:active { background: rgba(0, 161, 255, 0.22); transform: scale(0.97); }
.tap-button span,
.step-button span { color: #dbeeff; font-size: 12px; font-weight: 750; letter-spacing: 0.07em; }
.tap-button small,
.step-button small { margin-top: 3px; color: #587291; font-size: 8px; }

.main-play {
  width: 78px;
  height: 78px;
  justify-self: center;
}

.main-play svg { width: 29px; height: 29px; }
.main-play .play-icon { margin-left: 4px; }

.audio-note {
  position: relative;
  z-index: 3;
  margin: -13px 0 25px;
  color: #4e698b;
  font-size: 9px;
  text-align: center;
}

.final-cta-section {
  min-height: 760px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(0, 13, 36, 0.25), rgba(0, 13, 36, 0.75)),
    radial-gradient(circle at 50% 52%, rgba(0, 161, 255, 0.18), transparent 35%);
}

.final-glow {
  position: absolute;
  top: 46%;
  left: 50%;
  width: 850px;
  height: 850px;
  border: 1px solid rgba(84, 183, 255, 0.09);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.final-glow::before,
.final-glow::after {
  position: absolute;
  border: 1px solid rgba(84, 183, 255, 0.08);
  border-radius: 50%;
  content: "";
}

.final-glow::before { inset: 100px; border-style: dashed; }
.final-glow::after { inset: 220px; box-shadow: 0 0 90px rgba(0, 161, 255, 0.08); }

.final-cta {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.final-cta > img {
  margin-bottom: 25px;
  border-radius: 24px;
  box-shadow: 0 25px 70px rgba(0, 125, 255, 0.35);
}

.final-cta .eyebrow { justify-content: center; }
.final-cta > p { max-width: 520px; }
.final-actions { display: flex; flex-direction: column; align-items: center; gap: 18px; margin-top: 17px; }
.text-link { color: #7890ad; font-size: 12px; border-bottom: 1px solid rgba(120, 144, 173, 0.45); padding-bottom: 4px; }
.text-link:hover { color: var(--cyan-300); border-color: var(--cyan-300); }

.faq-section {
  max-width: 880px;
}

.section-heading.compact {
  margin-bottom: 42px;
}

.section-heading.compact h2 {
  margin-bottom: 0;
  font-size: clamp(38px, 4vw, 52px);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  gap: 20px;
  cursor: pointer;
  color: #dcecff;
  font-size: 16px;
  font-weight: 600;
  list-style: none;
}

.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary svg { width: 20px; height: 20px; color: var(--blue-400); transition: transform 180ms ease; }
.faq-list details[open] summary svg { transform: rotate(180deg); }
.faq-list details p { max-width: 720px; margin: -8px 0 27px; color: #7890ad; font-size: 14px; line-height: 1.8; }

.site-footer {
  border-top: 1px solid rgba(118, 188, 255, 0.08);
  background: rgba(0, 7, 20, 0.58);
  padding: 34px 0 calc(34px + env(safe-area-inset-bottom));
}

.footer-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 40px;
}

.footer-inner > p { margin: 0; color: #516b8b; font-size: 11px; }

.footer-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #4e6787;
  font-size: 10px;
}

.footer-links a:hover { color: #9fdfff; }
.footer-links a { display: inline-flex; align-items: center; min-height: 44px; }

.mobile-cta {
  position: fixed;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom));
  left: 12px;
  z-index: 40;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 10px;
  border: 1px solid rgba(143, 208, 255, 0.22);
  border-radius: 17px;
  background: rgba(0, 20, 49, 0.87);
  box-shadow: 0 15px 40px rgba(0, 4, 18, 0.48);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transform: translateY(140%);
  transition: transform 320ms var(--ease);
}

.mobile-cta.is-visible { transform: translateY(0); }
.mobile-cta > span { display: flex; align-items: center; gap: 9px; }
.mobile-cta img { border-radius: 10px; }
.mobile-cta b { display: flex; flex-direction: column; color: white; font-size: 12px; }
.mobile-cta small { margin-top: 2px; color: #6983a3; font-size: 8px; font-weight: 500; }

.toast {
  position: fixed;
  top: calc(90px + env(safe-area-inset-top));
  right: 22px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: calc(100vw - 30px);
  padding: 12px 16px 12px 12px;
  border: 1px solid rgba(104, 200, 255, 0.27);
  border-radius: 16px;
  background: rgba(4, 31, 70, 0.94);
  box-shadow: 0 18px 50px rgba(0, 3, 16, 0.55);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-12px) scale(0.97);
  transition: opacity 220ms ease, transform 220ms var(--ease);
}

.toast.is-visible { opacity: 1; transform: translateY(0) scale(1); }
.toast-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: rgba(0, 161, 255, 0.16); color: var(--cyan-300); }
.toast-icon svg { width: 19px; height: 19px; }
.toast > span:last-child { display: flex; flex-direction: column; gap: 3px; }
.toast strong { color: white; font-size: 12px; }
.toast small { color: #7890ad; font-size: 9px; }

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 750ms var(--ease), transform 750ms var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}

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

.no-js [data-reveal] {
  opacity: 1;
  transform: none;
}

@media (max-width: 1080px) {
  .hero { grid-template-columns: minmax(0, 1fr) minmax(370px, 0.8fr); gap: 20px; }
  .hero-visual { transform: scale(0.9); }
  .floating-card-tempo { left: -4%; }
  .floating-card-feedback { right: 0; }
  .tempo-grid { gap: 45px; }
  .feature-modes { grid-column: span 6; }
  .feature-accents { grid-column: span 6; }
  .feature-sounds { grid-column: span 6; }
  .feature-feedback { grid-column: span 6; }
  .feature-feedback .feature-copy { max-width: 260px; }
  .feedback-orbit { right: 20px; transform: scale(0.84); transform-origin: bottom right; }
}

@media (max-width: 860px) {
  .container { width: min(calc(100% - 34px), var(--container)); }
  .nav { grid-template-columns: 1fr auto; }
  .nav-links { display: none; }
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 156px;
    padding-bottom: 90px;
    text-align: center;
  }
  .hero-copy { padding-bottom: 0; }
  .hero-copy .eyebrow,
  .hero-actions,
  .hero-note { justify-content: center; }
  .hero-lede { margin-inline: auto; }
  .hero-visual { height: 720px; margin-top: -18px; transform: none; }
  .scroll-cue { display: none; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 0; }
  .capability-grid > div:nth-child(2) { border-right: 0; }
  .capability-grid > div:nth-child(3),
  .capability-grid > div:nth-child(4) { border-top: 1px solid var(--line); padding-top: 24px; }
  .section { padding-top: 110px; padding-bottom: 110px; }
  .feature-modes,
  .feature-accents,
  .feature-sounds,
  .feature-feedback { grid-column: span 12; }
  .feature-feedback .feature-copy { max-width: 400px; }
  .tempo-grid { grid-template-columns: 1fr; }
  .tempo-board { max-width: 680px; width: 100%; margin-inline: auto; }
  .demo-main { padding-inline: 28px; }
  .footer-inner { grid-template-columns: 1fr auto; }
  .footer-inner > p { display: none; }
}

@media (max-width: 620px) {
  html { scroll-padding-top: 72px; }
  body { padding-bottom: calc(74px + env(safe-area-inset-bottom)); }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .site-header .nav { min-height: 67px; }
  .site-header .brand img { width: 36px; height: 36px; border-radius: 10px; }
  .site-header .brand-copy strong { font-size: 13px; }
  .site-header .brand-copy small { font-size: 7px; }
  .site-header .button { display: none; }
  .nav { grid-template-columns: 1fr; }
  .mobile-cta { display: flex; }
  .hero { padding-top: 132px; padding-bottom: 70px; }
  .eyebrow { justify-content: center; margin-bottom: 17px; font-size: 10px; }
  h1 { margin-bottom: 22px; font-size: clamp(44px, 14vw, 60px); }
  .hero-lede { max-width: 355px; margin-bottom: 28px; font-size: 15px; line-height: 1.75; }
  .hero-actions { flex-direction: column; align-items: stretch; max-width: 355px; margin-inline: auto; }
  .hero-actions .button { width: 100%; }
  .hero-actions .button-secondary { display: none; }
  .hero-note { max-width: 320px; gap: 12px; margin: 18px auto 0; font-size: 10px; }
  .hero-visual { height: 610px; margin-top: 0; }
  .orbit-one { width: 480px; height: 480px; }
  .orbit-two { width: 405px; height: 405px; }
  .phone { width: 286px; border-radius: 44px; transform: rotate(1.5deg); }
  .phone-frame { border-radius: 37px; }
  .phone-screen { min-height: 583px; border-radius: 35px; }
  .phone-status { height: 27px; }
  .phone-status i { top: 7px; width: 66px; height: 19px; }
  .phone-appbar { min-height: 35px; }
  .quick-row { padding-block: 6px; }
  .visual-tabs { padding-top: 8px; }
  .metronome-shell { min-height: 388px; }
  .pendulum-stage { height: 190px; transform: scale(0.86); transform-origin: top center; }
  .phone-beats { bottom: 92px; }
  .phone-controls { bottom: 13px; transform: scale(0.86); transform-origin: bottom center; }
  .floating-card { transform: scale(0.88); }
  .floating-card-tempo { top: 20%; left: 0; animation: none; }
  .floating-card-feedback { display: none; }
  .capability-grid { padding-block: 29px; }
  .capability-grid > div { flex-direction: column; align-items: center; gap: 4px; }
  .capability-grid strong { font-size: 24px; }
  .capability-grid span { font-size: 10px; }
  .section { padding-top: 90px; padding-bottom: 90px; }
  .section-heading { margin-bottom: 42px; text-align: center; }
  .section-heading h2,
  .tempo-copy h2,
  .final-cta h2 { font-size: clamp(39px, 12vw, 52px); }
  .section-heading > p:last-child,
  .tempo-lede,
  .final-cta > p { font-size: 14px; }
  .bento-grid { gap: 13px; }
  .feature-card { min-height: 390px; padding: 25px; border-radius: 22px; }
  .feature-card h3 { font-size: 22px; }
  .feature-card p { font-size: 13px; }
  .feature-modes { min-height: 450px; }
  .mode-demo { right: 14px; bottom: -44px; width: calc(100% - 28px); transform: rotate(2deg); }
  .accent-demo { right: 18px; bottom: 20px; left: 18px; padding: 17px 10px; }
  .sound-list { right: -30px; left: 21px; }
  .feature-feedback { min-height: 470px; }
  .feedback-orbit { right: 50%; bottom: -52px; transform: translateX(50%) scale(0.82); transform-origin: bottom center; }
  .feature-sync { flex-direction: column; align-items: flex-start; min-height: 280px; gap: 20px; padding: 29px; }
  .feature-sync .feature-copy { display: block; }
  .feature-sync .feature-kicker { margin-bottom: 10px; }
  .feature-sync h3 { margin-bottom: 10px; }
  .tempo-copy { text-align: center; }
  .tempo-copy .eyebrow { justify-content: center; }
  .tempo-lede { margin-inline: auto; }
  .check-list { width: fit-content; margin-inline: auto; text-align: left; }
  .tempo-grid { gap: 50px; }
  .tempo-board { padding: 20px 14px; border-radius: 22px; }
  .board-header { padding-inline: 5px; }
  .board-header strong { font-size: 15px; }
  .tempo-chart { height: 210px; margin-left: 27px; }
  .chart-y { top: 84px; bottom: 116px; left: 12px; }
  .callout-one { left: 13%; }
  .chart-callout { padding: 5px 7px; }
  .board-now { margin-top: 18px; }
  .demo-heading { margin-bottom: 42px; }
  .live-demo { border-radius: 24px; }
  .demo-topbar { padding: 15px 17px; }
  .demo-main { grid-template-columns: 1fr; min-height: 310px; padding: 28px 20px 24px; }
  .demo-pulse { position: absolute; top: 19px; left: 50%; width: 185px; height: 185px; transform: translateX(-50%); opacity: 0.65; }
  .demo-value { position: relative; z-index: 2; }
  .demo-value output { font-size: 80px; }
  .demo-beats { position: relative; z-index: 2; margin-top: 35px; }
  .demo-controls { padding: 24px 18px 27px; }
  .meter-control { align-items: flex-start; gap: 15px; }
  .meter-control > div { flex: 1; }
  .meter-control button { flex: 1; min-width: 0; padding-inline: 6px; }
  .demo-actions { grid-template-columns: 1fr 76px 1fr; gap: 9px; }
  .main-play { width: 72px; height: 72px; }
  .tap-button,
  .step-button { padding-inline: 5px; }
  .final-cta-section { min-height: 700px; }
  .final-cta > img { width: 82px; height: 82px; }
  .faq-section { text-align: left; }
  .faq-section .section-heading { text-align: left; }
  .faq-section .eyebrow { justify-content: flex-start; }
  .faq-list summary { min-height: 72px; font-size: 14px; }
  .footer-inner { display: flex; flex-direction: column; align-items: flex-start; gap: 24px; }
  .footer-links { flex-wrap: wrap; gap: 13px 18px; }
  .toast { top: calc(78px + env(safe-area-inset-top)); right: 14px; left: 14px; }
}

@media (max-width: 390px) {
  .floating-card-tempo { left: 0; }
  .hero-visual { transform: scale(0.94); margin-inline: -8px; }
  .mobile-cta b { font-size: 11px; }
  .mobile-cta .button { padding-inline: 12px; }
}

@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;
  }
  [data-reveal] { opacity: 1; transform: none; }
}