:root {
  --bg: #fff8fb;
  --ink: #241f2b;
  --muted: #6b6372;
  --panel: rgba(255, 255, 255, 0.86);
  --line: rgba(36, 31, 43, 0.14);
  --rose: #ff6fae;
  --teal: #45c4b0;
  --sun: #f7c948;
  --blue: #7b8cff;
  --plum: #663f8f;
  --shadow: 0 24px 70px rgba(87, 56, 111, 0.2);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 14% 16%, rgba(255, 111, 174, 0.2), transparent 24rem),
    radial-gradient(circle at 90% 10%, rgba(69, 196, 176, 0.22), transparent 23rem),
    linear-gradient(135deg, #fff8fb 0%, #eefcf6 50%, #fff4be 100%);
}

button,
select,
input {
  font: inherit;
}

input,
select {
  border: 1px solid var(--line);
}

button {
  cursor: pointer;
  border: 1px solid var(--line);
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
  min-height: 100vh;
  padding: 18px;
}

.stage-panel,
.control-panel {
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.stage-panel {
  display: grid;
  grid-template-rows: auto minmax(440px, 1fr) auto auto;
  gap: 14px;
  min-height: calc(100vh - 36px);
  padding: 18px;
}

.topbar,
.kid-controls,
.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-link,
.brand-mark,
.cta-link,
.secondary-link {
  text-decoration: none;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
  color: var(--plum);
  font-weight: 900;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--plum);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  line-height: 1;
  letter-spacing: 0;
}

h1 {
  font-size: 5.7rem;
}

h2 {
  max-width: 14ch;
  font-size: 1.55rem;
}

.session-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 132px;
  min-height: 44px;
  padding: 10px 13px;
  border-radius: 999px;
  background: #ffffff;
  color: var(--plum);
  font-weight: 850;
}

.pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 7px rgba(69, 196, 176, 0.16);
}

.camera-stage {
  position: relative;
  overflow: hidden;
  min-height: 460px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.48)),
    linear-gradient(135deg, #ffd4e8 0%, #bff2e7 42%, #ffed9e 100%);
  outline: none;
}

.camera-stage:fullscreen {
  width: 100vw;
  height: 100vh;
  min-height: 100vh;
  border: 0;
  border-radius: 0;
  background: #111;
}

.camera-stage:focus-visible {
  box-shadow: 0 0 0 4px rgba(102, 63, 143, 0.22);
}

#cameraVideo,
#danceCanvas,
#motionCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#cameraVideo {
  object-fit: cover;
  transform: scaleX(-1);
  filter: saturate(1.08) contrast(0.98);
  opacity: 0.72;
}

#cameraVideo.is-not-mirrored {
  transform: none;
}

#danceCanvas {
  z-index: 2;
}

#motionCanvas {
  display: none;
}

.camera-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.15), transparent 18%, transparent 82%, rgba(255, 255, 255, 0.15)),
    linear-gradient(180deg, rgba(36, 31, 43, 0.02), rgba(36, 31, 43, 0.2));
  pointer-events: none;
}

.camera-guide {
  position: absolute;
  inset: 18px;
  z-index: 7;
  display: grid;
  grid-template-columns: minmax(210px, 0.86fr) minmax(180px, 0.72fr);
  gap: 18px;
  align-items: center;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(5px);
  pointer-events: none;
}

.camera-guide.is-hidden {
  display: none;
}

.camera-guide:not(.is-hidden):not(.is-live-overlay) ~ .stage-copy {
  opacity: 0;
}

.camera-guide:not(.is-hidden):not(.is-live-overlay) ~ .game-hud,
.camera-guide:not(.is-hidden):not(.is-live-overlay) ~ .motion-route,
.camera-guide:not(.is-hidden):not(.is-live-overlay) ~ .target-zone,
.camera-guide:not(.is-hidden):not(.is-live-overlay) ~ .detection-ring,
.camera-guide:not(.is-hidden):not(.is-live-overlay) ~ .tracking-debug {
  opacity: 0;
}

.world-intro {
  position: absolute;
  inset: 0;
  z-index: 8;
  display: grid;
  place-content: center;
  gap: 12px;
  padding: 28px;
  background:
    radial-gradient(circle at 50% 45%, rgba(255, 255, 255, 0.42), transparent 15rem),
    linear-gradient(135deg, rgba(255, 111, 174, 0.72), rgba(69, 196, 176, 0.68), rgba(123, 140, 255, 0.64));
  color: #ffffff;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transform: scale(1.02);
  transition: opacity 260ms ease, transform 260ms ease;
}

.world-intro.is-visible {
  opacity: 1;
  transform: scale(1);
}

.world-intro span {
  font-size: 0.9rem;
  font-weight: 950;
  text-transform: uppercase;
}

.world-intro strong {
  max-width: 12ch;
  font-size: 3.2rem;
  line-height: 0.98;
  text-shadow: 0 10px 34px rgba(36, 31, 43, 0.28);
  animation: introFloat 2.4s ease forwards;
}

.guide-frame {
  position: relative;
  height: 100%;
  min-height: 280px;
  overflow: hidden;
  border: 2px dashed rgba(255, 215, 109, 0.44);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 28%, rgba(255, 255, 255, 0.2), transparent 9rem),
    radial-gradient(circle at 28% 48%, rgba(255, 95, 183, 0.14), transparent 9rem),
    radial-gradient(circle at 72% 48%, rgba(51, 227, 207, 0.14), transparent 9rem),
    linear-gradient(90deg, transparent 0 31%, rgba(255, 255, 255, 0.12) 32% 34%, transparent 35% 65%, rgba(255, 255, 255, 0.12) 66% 68%, transparent 69%),
    linear-gradient(180deg, transparent 0 24%, rgba(255, 255, 255, 0.12) 25% 26%, transparent 27% 66%, rgba(255, 255, 255, 0.12) 67% 68%, transparent 69%);
}

.guide-frame::before,
.guide-frame::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.guide-frame::before {
  inset: 9%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  box-shadow: inset 0 0 40px rgba(255, 255, 255, 0.08);
}

.guide-frame::after {
  left: 50%;
  top: 8%;
  bottom: 8%;
  width: 1px;
  background: linear-gradient(transparent, rgba(255, 255, 255, 0.34), transparent);
}

.setup-ghost {
  position: absolute;
  inset: 7% 8% 6%;
  opacity: 0.74;
  filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.22));
}

.setup-ghost span {
  position: absolute;
  display: block;
}

.ghost-halo {
  left: 50%;
  top: 4%;
  width: min(42%, 210px);
  aspect-ratio: 1;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 215, 109, 0.34);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 215, 109, 0.15), transparent 68%);
  animation: ghostPulse 3.4s ease-in-out infinite;
}

.ghost-head {
  left: 50%;
  top: 14%;
  width: clamp(54px, 12vw, 78px);
  aspect-ratio: 1;
  transform: translateX(-50%);
  border: 2px solid rgba(255, 255, 255, 0.48);
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 34%, rgba(255, 255, 255, 0.36), transparent 0.35rem),
    radial-gradient(circle at 62% 34%, rgba(255, 255, 255, 0.36), transparent 0.35rem),
    rgba(255, 255, 255, 0.11);
}

.ghost-neck {
  left: 50%;
  top: 34%;
  width: 28px;
  height: 30px;
  transform: translateX(-50%);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.18);
}

.ghost-shoulders {
  left: 50%;
  top: 38%;
  width: clamp(150px, 34vw, 250px);
  height: 72px;
  transform: translateX(-50%);
  border: 2px solid rgba(255, 255, 255, 0.38);
  border-bottom: 0;
  border-radius: 90px 90px 18px 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 95, 183, 0.13));
}

.ghost-torso {
  left: 50%;
  top: 48%;
  width: clamp(112px, 25vw, 180px);
  height: 24%;
  transform: translateX(-50%);
  border: 2px solid rgba(255, 255, 255, 0.34);
  border-top: 0;
  border-radius: 0 0 42px 42px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(51, 227, 207, 0.1));
}

.ghost-arm {
  top: 43%;
  width: clamp(70px, 18vw, 130px);
  height: 22px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.36), transparent);
}

.ghost-arm-left {
  right: 53%;
  transform: rotate(-18deg);
}

.ghost-arm-right {
  left: 53%;
  transform: rotate(18deg);
}

.ghost-hand {
  top: 48%;
  width: 34px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(255, 215, 109, 0.32);
  box-shadow: 0 0 24px rgba(255, 215, 109, 0.34);
}

.ghost-hand-left {
  left: 14%;
}

.ghost-hand-right {
  right: 14%;
}

.ghost-chair-seat {
  left: 50%;
  bottom: 18%;
  width: clamp(168px, 42vw, 310px);
  height: 54px;
  transform: translateX(-50%);
  border: 2px solid rgba(51, 227, 207, 0.36);
  border-radius: 18px 18px 32px 32px;
  background: rgba(51, 227, 207, 0.08);
}

.ghost-chair-back {
  left: 50%;
  bottom: 29%;
  width: clamp(126px, 30vw, 220px);
  height: 76px;
  transform: translateX(-50%);
  border: 2px solid rgba(51, 227, 207, 0.28);
  border-bottom: 0;
  border-radius: 60px 60px 0 0;
}

.ghost-wheel {
  bottom: 6%;
  width: clamp(58px, 14vw, 92px);
  aspect-ratio: 1;
  border: 7px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

.ghost-wheel-left {
  left: 18%;
}

.ghost-wheel-right {
  right: 18%;
}

.ghost-floor {
  left: 12%;
  right: 12%;
  bottom: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 215, 109, 0.36), transparent);
}

.setup-zone {
  position: absolute;
  z-index: 1;
  padding: 6px 9px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(16, 7, 36, 0.46);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.75rem;
  font-weight: 900;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.setup-zone-head {
  left: 50%;
  top: 8%;
  transform: translateX(-50%);
}

.setup-zone-hands {
  left: 7%;
  top: 56%;
}

.setup-zone-chair {
  right: 7%;
  bottom: 13%;
}

.guide-head,
.guide-body,
.guide-chair {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.guide-head {
  top: 18%;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: rgba(139, 86, 57, 0.74);
}

.guide-body {
  top: 39%;
  width: 118px;
  height: 104px;
  border-radius: 58px 58px 24px 24px;
  background: rgba(255, 111, 174, 0.56);
}

.guide-chair {
  bottom: 14%;
  width: 178px;
  height: 70px;
  border: 10px solid rgba(36, 31, 43, 0.28);
  border-top: 0;
  border-radius: 0 0 100px 100px;
}

.guide-copy strong,
.guide-copy span {
  display: block;
}

.guide-copy strong {
  color: var(--ink);
  font-size: 1.55rem;
  line-height: 1.02;
}

.guide-copy span {
  margin-top: 10px;
  color: #4d4656;
  font-weight: 800;
  line-height: 1.45;
}

.setup-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.setup-checks span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.8rem;
  font-weight: 900;
}

.detection-ring {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  display: grid;
  place-items: end center;
  width: 92px;
  height: 92px;
  border: 3px solid rgba(255, 255, 255, 0.94);
  border-radius: 50%;
  box-shadow: 0 0 0 10px rgba(17, 194, 178, 0.24), 0 0 34px rgba(255, 255, 255, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 140ms ease, transform 140ms ease;
}

.detection-ring::before,
.detection-ring::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 2px dashed rgba(255, 255, 255, 0.82);
}

.detection-ring::after {
  inset: 28px;
  border-style: solid;
  background: rgba(17, 194, 178, 0.18);
}

.detection-ring strong {
  position: absolute;
  bottom: -30px;
  min-width: 118px;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--plum);
  font-size: 0.78rem;
  line-height: 1;
  text-align: center;
  box-shadow: 0 8px 18px rgba(36, 31, 43, 0.14);
}

.detection-ring.is-hand {
  box-shadow: 0 0 0 10px rgba(17, 194, 178, 0.24), 0 0 34px rgba(255, 255, 255, 0.4);
}

.detection-ring.is-head {
  box-shadow: 0 0 0 10px rgba(247, 201, 72, 0.24), 0 0 34px rgba(255, 255, 255, 0.4);
}

.detection-ring.is-foot {
  box-shadow: 0 0 0 10px rgba(123, 140, 255, 0.28), 0 0 34px rgba(255, 255, 255, 0.4);
}

.detection-ring.is-keyboard {
  box-shadow: 0 0 0 10px rgba(255, 111, 174, 0.24), 0 0 34px rgba(255, 255, 255, 0.4);
}

.tracking-debug {
  position: absolute;
  right: 16px;
  bottom: 18px;
  z-index: 5;
  display: grid;
  gap: 4px;
  max-width: min(340px, calc(100% - 32px));
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 12px 30px rgba(36, 31, 43, 0.14);
  color: var(--ink);
  font-weight: 850;
  pointer-events: none;
}

.tracking-debug strong {
  color: var(--plum);
  font-size: 0.82rem;
}

.tracking-debug span {
  color: #4d4656;
  font-size: 0.74rem;
  line-height: 1.25;
}

.game-hud {
  position: absolute;
  left: 18px;
  top: 18px;
  z-index: 4;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  max-width: calc(100% - 150px);
  min-height: 48px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 30px rgba(36, 31, 43, 0.12);
  color: var(--ink);
  font-weight: 900;
}

.game-hud span {
  color: var(--plum);
}

.game-hud strong {
  min-width: max-content;
  text-align: center;
  white-space: nowrap;
}

#comboLabel {
  color: #0d7f74;
}

#rankLabel {
  color: var(--rose);
}

.stage-options {
  position: absolute;
  right: 18px;
  top: 18px;
  z-index: 7;
  display: none;
}

.camera-stage:fullscreen .stage-options,
.camera-stage.is-playing .stage-options {
  display: block;
}

.stage-options-toggle {
  min-height: 46px;
  padding: 0 14px;
  border-radius: 999px;
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.88);
  color: var(--plum);
  font-weight: 950;
  box-shadow: 0 12px 30px rgba(36, 31, 43, 0.16);
}

.stage-options-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  display: grid;
  gap: 12px;
  width: min(300px, calc(100vw - 32px));
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 48px rgba(36, 31, 43, 0.22);
  backdrop-filter: blur(18px);
}

.stage-options-panel strong,
.stage-options-panel label {
  color: var(--ink);
  font-weight: 900;
}

.stage-options-panel label {
  display: grid;
  gap: 6px;
  font-size: 0.8rem;
}

.stage-options-panel select {
  width: 100%;
  min-height: 42px;
  border-radius: 8px;
  padding: 0 10px;
  background: #ffffff;
}

.stage-mode-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.stage-mode-grid button {
  min-height: 42px;
  border-radius: 8px;
  background: #ffffff;
  color: var(--plum);
  font-size: 0.82rem;
  font-weight: 900;
}

.stage-mode-grid .is-active {
  border-color: rgba(36, 31, 43, 0.34);
  background: linear-gradient(135deg, rgba(255, 111, 174, 0.22), rgba(69, 196, 176, 0.22));
}

#rankLabel.is-pop {
  animation: hit-pop 420ms ease;
}

@keyframes hit-pop {
  0% {
    transform: scale(0.88);
  }

  48% {
    transform: scale(1.18);
  }

  100% {
    transform: scale(1);
  }
}

.motion-route {
  position: absolute;
  inset: 0;
  z-index: 3;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.motion-route.is-visible {
  opacity: 1;
}

.route-dot {
  position: absolute;
  width: 18px;
  height: 18px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0 0 8px rgba(255, 111, 174, 0.24), 0 0 28px rgba(247, 201, 72, 0.72);
}

.motion-route.route-foot .route-dot {
  box-shadow: 0 0 0 8px rgba(123, 140, 255, 0.28), 0 0 28px rgba(123, 140, 255, 0.72);
}

.motion-route.route-floor .route-dot {
  box-shadow: 0 0 0 8px rgba(69, 196, 176, 0.28), 0 0 28px rgba(69, 196, 176, 0.76);
}

.route-dot-a {
  left: var(--route-a-x, 20%);
  top: var(--route-a-y, 64%);
}

.route-dot-b {
  left: var(--route-b-x, 48%);
  top: var(--route-b-y, 35%);
}

.route-dot-c {
  left: var(--route-c-x, 80%);
  right: auto;
  top: var(--route-c-y, 64%);
}

.motion-route.route-left .route-dot-a {
  left: var(--route-a-x, 80%);
  right: auto;
}

.motion-route.route-left .route-dot-c {
  right: auto;
  left: var(--route-c-x, 20%);
}

.motion-route.route-lift .route-dot-a {
  left: 50%;
  top: 68%;
}

.motion-route.route-lift .route-dot-b {
  left: 50%;
  top: 46%;
}

.motion-route.route-lift .route-dot-c {
  right: auto;
  left: 50%;
  top: 24%;
}

.motion-route strong {
  position: absolute;
  left: var(--route-label-x, 50%);
  top: var(--route-label-y, 28%);
  transform: translateX(-50%);
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--plum);
  font-weight: 950;
  box-shadow: 0 12px 28px rgba(36, 31, 43, 0.14);
}

.target-zone {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  display: grid;
  place-items: center;
  min-width: 86px;
  min-height: 86px;
  border: 3px solid rgba(255, 255, 255, 0.96);
  border-radius: 50%;
  background:
    conic-gradient(var(--teal) var(--dwell-progress, 0%), rgba(255, 255, 255, 0.42) 0),
    radial-gradient(circle, rgba(255, 255, 255, 0.9) 0 27%, rgba(247, 201, 72, 0.78) 28% 49%, rgba(255, 111, 174, 0.3) 50% 100%);
  box-shadow: 0 0 0 10px rgba(247, 201, 72, 0.16), 0 16px 38px rgba(36, 31, 43, 0.16);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 280ms ease, width 180ms ease, height 180ms ease;
}

.camera-stage.is-playing .target-zone {
  opacity: 1;
}

.target-zone.is-hit {
  animation: target-hit 360ms ease;
}

@keyframes target-hit {
  0% {
    filter: brightness(1);
  }

  45% {
    filter: brightness(1.35);
    box-shadow: 0 0 0 18px rgba(247, 201, 72, 0.22), 0 0 44px rgba(255, 255, 255, 0.74);
  }

  100% {
    filter: brightness(1);
  }
}

.target-zone .target-core {
  width: 36%;
  height: 36%;
  border-radius: 50%;
  background: var(--rose);
  box-shadow: inset 0 -8px 0 rgba(36, 31, 43, 0.12);
}

.target-zone strong {
  position: absolute;
  bottom: -28px;
  min-width: 92px;
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--plum);
  font-size: 0.78rem;
  line-height: 1;
  text-align: center;
  box-shadow: 0 8px 18px rgba(36, 31, 43, 0.12);
}

.stage-copy {
  position: absolute;
  left: 22px;
  bottom: 20px;
  z-index: 4;
  width: min(440px, calc(100% - 44px));
  color: #ffffff;
  text-shadow: 0 2px 14px rgba(36, 31, 43, 0.45);
  pointer-events: none;
}

.stage-copy p {
  margin: 0 0 6px;
  font-weight: 850;
}

.stage-copy strong {
  display: block;
  font-size: 3rem;
  line-height: 0.98;
}

.kid-controls {
  flex-wrap: wrap;
}

.kid-controls button,
.mode-grid button,
.effect-card {
  min-height: 48px;
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  font-weight: 850;
}

.camera-stage:fullscreen .stage-copy {
  bottom: clamp(22px, 4vh, 46px);
  left: clamp(22px, 4vw, 56px);
  width: min(680px, calc(100vw - 112px));
}

.camera-stage:fullscreen .game-hud {
  left: clamp(18px, 3vw, 42px);
  top: clamp(18px, 3vw, 42px);
  max-width: min(760px, calc(100vw - 180px));
  padding: 10px 14px;
  background: rgba(22, 10, 48, 0.74);
  backdrop-filter: blur(18px);
}

.camera-stage:fullscreen .camera-guide {
  inset: 0;
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
}

.camera-stage:fullscreen .guide-frame {
  position: absolute;
  left: 50%;
  top: 46%;
  width: min(58vw, 660px);
  height: min(76vh, 760px);
  min-height: 0;
  transform: translate(-50%, -50%);
  border-color: rgba(255, 215, 109, 0.34);
  background:
    radial-gradient(circle at 50% 24%, rgba(255, 255, 255, 0.14), transparent 10rem),
    radial-gradient(circle at 50% 76%, rgba(255, 95, 183, 0.1), transparent 12rem),
    linear-gradient(90deg, transparent 0 31%, rgba(255, 255, 255, 0.08) 32% 34%, transparent 35% 65%, rgba(255, 255, 255, 0.08) 66% 68%, transparent 69%),
    linear-gradient(180deg, transparent 0 24%, rgba(255, 255, 255, 0.08) 25% 26%, transparent 27% 66%, rgba(255, 255, 255, 0.08) 67% 68%, transparent 69%);
  box-shadow: 0 0 80px rgba(255, 255, 255, 0.08);
}

.camera-stage:fullscreen .guide-copy {
  position: absolute;
  left: 50%;
  bottom: clamp(20px, 4vh, 42px);
  width: min(680px, calc(100vw - 48px));
  padding: 16px 18px;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(16, 7, 36, 0.62);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.camera-stage:fullscreen .guide-copy strong {
  font-size: clamp(1.3rem, 2.2vw, 2.1rem);
}

.camera-stage:fullscreen .guide-copy span {
  max-width: none;
  font-size: clamp(0.9rem, 1.25vw, 1.08rem);
  line-height: 1.32;
}

.camera-stage:fullscreen .setup-checks {
  margin-top: 10px;
}

.camera-stage:fullscreen .stage-copy strong {
  font-size: clamp(2rem, 4.2vw, 4.4rem);
}

.camera-stage:fullscreen .target-zone strong,
.camera-stage:fullscreen .motion-route strong {
  font-size: 1rem;
}

.kid-controls button {
  flex: 1 1 145px;
  padding: 0 14px;
}

.kid-controls .main-flow-action {
  flex: 2 1 260px;
  min-height: 64px;
  font-size: 1.08rem;
}

.kid-controls .secondary-flow-control {
  flex: 0 1 132px;
  min-height: 44px !important;
  opacity: 0.72;
}

.setup-backup {
  flex: 1 1 160px;
  position: relative;
}

.setup-backup summary {
  display: grid;
  place-items: center;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--plum);
  font-weight: 850;
  cursor: pointer;
  list-style: none;
}

.setup-backup summary::-webkit-details-marker {
  display: none;
}

.setup-backup-row {
  position: static;
  z-index: 10;
  display: grid;
  min-width: 0;
  gap: 8px;
  margin-top: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 38px rgba(36, 31, 43, 0.18);
}

.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 56px !important;
  background: var(--ink) !important;
  color: #ffffff !important;
}

.primary-action span:first-child {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--rose);
}

.rainbow-action {
  position: relative;
  overflow: hidden;
  border-color: transparent !important;
  background: linear-gradient(90deg, #ff6fae, #f7c948, #45c4b0, #7b8cff, #ff6fae) !important;
  background-size: 220% 100% !important;
  color: #ffffff !important;
  text-shadow: 0 1px 8px rgba(36, 31, 43, 0.35);
  animation: rainbowShift 3.5s linear infinite;
}

.rainbow-action:disabled {
  cursor: wait;
  opacity: 0.86;
}

.kid-controls button[aria-pressed="true"],
.mode-grid .is-active,
.effect-grid .is-active,
.swatch.is-active {
  border-color: rgba(36, 31, 43, 0.36);
  box-shadow: inset 0 0 0 2px rgba(36, 31, 43, 0.08);
}

.coach-line {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 66px;
  padding: 12px 14px;
  border: 1px solid rgba(36, 31, 43, 0.14);
  border-radius: 8px;
  background: linear-gradient(90deg, rgba(255, 111, 174, 0.14), rgba(247, 201, 72, 0.18), rgba(69, 196, 176, 0.14));
}

.coach-line span {
  color: var(--plum);
  font-size: 0.82rem;
  font-weight: 950;
  text-transform: uppercase;
}

.coach-line strong {
  color: var(--ink);
  font-size: 1.18rem;
  line-height: 1.18;
}

.insight-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 96px 96px 110px;
  gap: 10px;
}

.insight-strip > div {
  min-height: 74px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
}

.insight-strip strong,
.insight-strip span {
  display: block;
  font-size: 1.05rem;
  font-weight: 900;
}

.insight-strip small {
  color: var(--muted);
  font-weight: 800;
}

.control-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: calc(100vh - 36px);
  padding: 18px;
}

.panel-heading {
  align-items: flex-start;
}

.mode-grid,
.effect-grid,
.profile-form {
  display: grid;
  gap: 8px;
}

.mode-grid {
  grid-template-columns: repeat(2, 1fr);
}

.mode-grid-large {
  grid-template-columns: 1fr;
}

.effect-grid {
  grid-template-columns: 1fr;
}

.mode-grid button,
.effect-card {
  min-width: 0;
  padding: 0 10px;
}

.effect-card {
  text-align: left;
  padding-inline: 14px;
}

.field-group {
  display: grid;
  gap: 8px;
}

label {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 850;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--rose);
}

input[type="text"],
textarea,
select {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  font-weight: 750;
}

textarea {
  resize: vertical;
  padding-block: 10px;
  line-height: 1.35;
}

.save-button,
.session-card button {
  min-height: 46px;
  border-radius: 8px;
  background: var(--ink);
  color: #ffffff;
  font-weight: 900;
}

.swatches {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.swatch {
  min-height: 50px;
  border-radius: 8px;
  background: var(--swatch);
}

.movement-card,
.session-card,
.movement-plan,
.wellness-grid div,
.comfort-grid {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.62);
}

.movement-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 13px;
  font-weight: 850;
}

.movement-card span {
  color: var(--muted);
  font-size: 0.86rem;
}

.session-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 124px;
  gap: 10px;
  align-items: center;
  padding: 13px;
}

.session-card span,
.history-list span,
.history-list small {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
}

.session-card strong {
  display: block;
  margin-top: 3px;
  font-size: 0.98rem;
}

.history-list {
  display: grid;
  gap: 8px;
  max-height: 170px;
  overflow: auto;
}

.history-list div {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 4px 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.5);
}

.history-list strong {
  font-size: 0.92rem;
}

.history-list small {
  grid-column: 2;
}

.meter {
  overflow: hidden;
  height: 12px;
  border-radius: 999px;
  background: rgba(36, 31, 43, 0.1);
}

.meter span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--rose), var(--teal), var(--sun));
  transition: width 140ms ease;
}

.meter.calibration span {
  background: linear-gradient(90deg, var(--blue), var(--teal));
}

.wellness-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.wellness-grid div {
  display: grid;
  gap: 4px;
  min-height: 70px;
  padding: 12px;
}

.wellness-grid span,
.movement-plan span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
}

.wellness-grid strong {
  color: var(--ink);
  font-size: 1.35rem;
}

.movement-plan {
  display: grid;
  gap: 6px;
  padding: 14px;
}

.movement-plan strong {
  font-size: 1.05rem;
}

.comfort-grid {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.comfort-grid.compact {
  grid-template-columns: repeat(2, 1fr);
  padding: 12px;
}

.comfort-grid label {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
}

.comfort-grid input {
  width: 18px;
  height: 18px;
  accent-color: var(--plum);
}

@keyframes dancePulse {
  from {
    transform: translateX(-50%) rotate(-4deg) scaleY(0.98);
  }
  to {
    transform: translateX(-50%) rotate(4deg) scaleY(1.04);
  }
}

@keyframes rainbowShift {
  from {
    background-position: 0% 50%;
  }
  to {
    background-position: 220% 50%;
  }
}

@keyframes introFloat {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.intro-page {
  min-height: 100vh;
  padding: 18px;
}

.intro-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  max-width: 1180px;
  margin: 0 auto 18px;
}

.brand-mark {
  color: var(--ink);
  font-size: 1.18rem;
  font-weight: 950;
}

.intro-hero,
.problem-band,
.intro-grid,
.product-band,
.startup-section {
  max-width: 1180px;
  margin: 0 auto 18px;
}

.intro-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 24px;
  align-items: stretch;
  min-height: calc(100vh - 110px);
}

.intro-copy,
.product-shot,
.problem-band,
.product-band,
.startup-section {
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.intro-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px;
}

.intro-copy h1 {
  max-width: 11ch;
  font-size: 4.6rem;
}

.lead {
  max-width: 62ch;
  margin: 20px 0 0;
  color: #423b4b;
  font-size: 1.12rem;
  line-height: 1.58;
}

.intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.cta-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 8px;
  font-weight: 950;
}

.cta-link {
  background: var(--ink);
  color: #ffffff;
}

.secondary-link {
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--ink);
}

.product-shot {
  display: grid;
  grid-template-rows: minmax(380px, 1fr) auto;
  gap: 12px;
  padding: 18px;
}

.mini-stage {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(36, 31, 43, 0.2)),
    linear-gradient(135deg, #ffd4e8 0%, #bff2e7 50%, #ffed9e 100%);
}

.mini-bloom,
.mini-dancer,
.mini-ribbon {
  position: absolute;
}

.mini-bloom {
  right: 14%;
  top: 18%;
  width: 150px;
  height: 150px;
  border: 3px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  background: radial-gradient(circle, var(--rose) 0 23%, var(--sun) 24% 48%, rgba(255, 255, 255, 0.48) 49% 100%);
  box-shadow: 0 0 0 22px rgba(247, 201, 72, 0.18);
}

.mini-dancer {
  left: 18%;
  bottom: 14%;
  width: 112px;
  height: 142px;
  border-radius: 60px 60px 28px 28px;
  background:
    radial-gradient(circle at 50% 26%, #8b5639 0 22%, transparent 23%),
    linear-gradient(180deg, transparent 0 42%, var(--rose) 43% 100%);
}

.mini-dancer::before {
  content: "";
  position: absolute;
  left: 25px;
  top: 0;
  width: 62px;
  height: 40px;
  background: var(--sun);
  clip-path: polygon(0 100%, 15% 22%, 34% 65%, 50% 0, 66% 65%, 85% 22%, 100% 100%);
}

.mini-ribbon {
  width: 190px;
  height: 190px;
  border: 18px solid rgba(255, 111, 174, 0.34);
  border-left-color: transparent;
  border-bottom-color: transparent;
  border-radius: 50%;
}

.mini-ribbon-one {
  left: -46px;
  top: 58px;
  transform: rotate(22deg);
}

.mini-ribbon-two {
  right: -54px;
  bottom: 34px;
  border-color: rgba(69, 196, 176, 0.34);
  border-right-color: transparent;
  border-top-color: transparent;
}

.mini-controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.mini-controls span {
  display: grid;
  place-items: center;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  font-weight: 900;
}

.problem-band,
.product-band,
.startup-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 24px;
  padding: 28px;
}

.problem-band h2,
.product-band h2,
.startup-copy h2 {
  max-width: 15ch;
  font-size: 2.35rem;
  line-height: 1.02;
}

.problem-band p,
.product-band p,
.startup-copy p,
.intro-grid p,
.workflow p,
.startup-list span {
  color: #4d4656;
  line-height: 1.55;
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.intro-grid article {
  min-height: 250px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.intro-grid span {
  color: var(--plum);
  font-weight: 950;
}

.intro-grid h3 {
  margin: 18px 0 10px;
  font-size: 1.3rem;
  line-height: 1.1;
}

.workflow,
.startup-list {
  display: grid;
  gap: 10px;
}

.workflow div,
.startup-list div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.64);
}

.workflow strong,
.startup-list strong {
  display: block;
  margin-bottom: 5px;
  color: var(--ink);
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .stage-panel,
  .control-panel {
    min-height: auto;
  }

  h1 {
    font-size: 4rem;
  }

  .stage-copy strong {
    font-size: 2.35rem;
  }

  .insight-strip {
    grid-template-columns: 1fr;
  }

  .coach-line {
    grid-template-columns: 1fr;
  }

  .camera-guide {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .app-shell {
    padding: 10px;
  }

  .stage-panel,
  .control-panel {
    padding: 12px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-actions {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  h1 {
    font-size: 2.55rem;
  }

  .camera-stage {
    min-height: 430px;
  }

  .stage-copy strong {
    font-size: 1.72rem;
  }

  .game-hud {
    left: 12px;
    top: 12px;
    min-height: 42px;
    font-size: 0.85rem;
  }

  .world-intro strong {
    font-size: 2.15rem;
  }

  .motion-route strong {
    top: 24%;
    font-size: 0.86rem;
  }

  .camera-guide {
    inset: 12px;
    padding: 12px;
  }

  .guide-frame {
    min-height: 210px;
  }

  .guide-copy strong {
    font-size: 1.18rem;
  }

  .target-zone {
    min-width: 76px;
    min-height: 76px;
  }

  .mode-grid {
    grid-template-columns: 1fr;
  }

  .movement-card {
    grid-template-columns: 1fr auto;
  }

  .movement-card .meter {
    grid-column: 1 / -1;
  }

  .session-card,
  .comfort-grid.compact,
  .wellness-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .intro-hero,
  .problem-band,
  .product-band,
  .startup-section,
  .intro-grid {
    grid-template-columns: 1fr;
  }

  .intro-hero {
    min-height: auto;
  }

  .intro-copy h1 {
    font-size: 3.35rem;
  }
}

@media (max-width: 620px) {
  .intro-page {
    padding: 10px;
  }

  .intro-nav,
  .intro-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .intro-copy,
  .problem-band,
  .product-band,
  .startup-section {
    padding: 18px;
  }

  .intro-copy h1 {
    font-size: 2.42rem;
  }

  .problem-band h2,
  .product-band h2,
  .startup-copy h2 {
    font-size: 1.82rem;
  }

  .product-shot {
    grid-template-rows: 340px auto;
  }
}

/* Dancing Queens concept pass */
:root {
  --bg: #100724;
  --ink: #fff7ff;
  --muted: #cdbdde;
  --panel: rgba(28, 13, 55, 0.76);
  --line: rgba(255, 255, 255, 0.16);
  --rose: #ff5fb7;
  --teal: #33e3cf;
  --sun: #ffd76d;
  --blue: #8a94ff;
  --plum: #f3c8ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
}

body {
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 95, 183, 0.34), transparent 18rem),
    radial-gradient(circle at 84% 12%, rgba(51, 227, 207, 0.26), transparent 22rem),
    radial-gradient(circle at 68% 86%, rgba(255, 215, 109, 0.2), transparent 20rem),
    linear-gradient(135deg, #0d061d 0%, #1d0b3d 42%, #071f31 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.7) 0 1px, transparent 1.5px),
    linear-gradient(115deg, transparent 0 42%, rgba(255, 255, 255, 0.08) 43%, transparent 44% 100%);
  background-size: 88px 88px, 320px 320px;
  opacity: 0.28;
  animation: dreamDrift 18s linear infinite;
}

.stage-panel,
.control-panel {
  border-color: rgba(255, 255, 255, 0.18);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    var(--panel);
}

h1 {
  max-width: 9ch;
  color: #ffffff;
  font-size: clamp(3.1rem, 8vw, 6.4rem);
  text-shadow: 0 0 22px rgba(255, 95, 183, 0.34), 0 14px 42px rgba(0, 0, 0, 0.34);
}

h2,
.guide-copy strong,
.coach-line strong,
.movement-plan strong,
.session-card strong,
.celebration-panel strong {
  color: #ffffff;
}

.eyebrow,
.nav-link,
.session-pill,
.game-hud span,
.stage-options-toggle,
.stage-options-panel strong,
.stage-options-panel label,
.motion-route strong,
.target-zone strong,
.setup-backup summary,
.coach-line span,
.tracking-debug strong,
#comboLabel,
#rankLabel {
  color: var(--plum);
}

.nav-link,
.session-pill,
.game-hud,
.stage-options-toggle,
.stage-options-panel,
.tracking-debug,
.motion-route strong,
.target-zone strong,
.setup-backup summary,
.setup-backup-row,
.insight-strip > div,
.movement-card,
.session-card,
.movement-plan,
.wellness-grid div,
.comfort-grid,
.celebration-panel,
.profile-modes {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.2);
}

.camera-stage {
  border-color: rgba(255, 255, 255, 0.2);
  background:
    radial-gradient(circle at 50% 34%, rgba(255, 255, 255, 0.18), transparent 12rem),
    radial-gradient(circle at 26% 68%, rgba(255, 95, 183, 0.32), transparent 19rem),
    radial-gradient(circle at 80% 30%, rgba(51, 227, 207, 0.25), transparent 17rem),
    linear-gradient(135deg, #13072e 0%, #2b1052 48%, #062434 100%);
}

.camera-stage::before {
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 90px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 90px),
    linear-gradient(180deg, rgba(11, 5, 27, 0.08), rgba(9, 4, 23, 0.48));
}

.camera-stage::after {
  content: "";
  position: absolute;
  inset: auto 7% 5% 7%;
  z-index: 1;
  height: 34%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(255, 215, 109, 0.14), transparent 68%);
  filter: blur(8px);
  pointer-events: none;
}

#cameraVideo {
  filter: saturate(1.18) contrast(1.04);
  opacity: 0.48;
  mix-blend-mode: screen;
}

.world-intro {
  background:
    radial-gradient(circle at 50% 45%, rgba(255, 255, 255, 0.32), transparent 15rem),
    linear-gradient(135deg, rgba(255, 95, 183, 0.8), rgba(51, 227, 207, 0.68), rgba(138, 148, 255, 0.68));
}

.camera-guide {
  background: rgba(18, 8, 40, 0.52);
}

.guide-frame {
  border-color: rgba(255, 215, 109, 0.42);
  background:
    linear-gradient(90deg, transparent 0 31%, rgba(255, 255, 255, 0.12) 32% 34%, transparent 35% 65%, rgba(255, 255, 255, 0.12) 66% 68%, transparent 69%),
    linear-gradient(180deg, transparent 0 28%, rgba(255, 255, 255, 0.12) 29% 31%, transparent 32% 68%, rgba(255, 255, 255, 0.12) 69% 71%, transparent 72%);
}

.guide-copy span,
.tracking-debug span,
.insight-strip small,
.session-card span,
.history-list span,
.history-list small,
label,
.movement-card span,
.movement-plan span,
.celebration-panel span,
.profile-mode-grid span {
  color: var(--muted);
}

.kid-controls button,
.mode-grid button,
.effect-card,
input[type="text"],
textarea,
select {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

select option {
  color: #180b2e;
}

.save-button,
.session-card button {
  border-color: rgba(255, 215, 109, 0.32);
  background: linear-gradient(135deg, rgba(255, 95, 183, 0.95), rgba(138, 148, 255, 0.86));
  color: #ffffff;
}

.rainbow-action {
  background: linear-gradient(90deg, #ff5fb7, #ffd76d, #33e3cf, #8a94ff, #ff5fb7) !important;
  box-shadow: 0 18px 44px rgba(255, 95, 183, 0.26);
}

.coach-line {
  border-color: rgba(255, 255, 255, 0.16);
  background: linear-gradient(90deg, rgba(255, 95, 183, 0.18), rgba(255, 215, 109, 0.14), rgba(51, 227, 207, 0.16));
}

.stage-copy strong {
  font-size: clamp(1.55rem, 4.2vw, 3.05rem);
}

.profile-modes,
.celebration-panel {
  display: grid;
  gap: 10px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.profile-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.profile-mode-grid button {
  min-height: 74px;
  padding: 10px;
  border-color: rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.06));
  color: #ffffff;
  font-weight: 900;
  text-align: left;
}

.profile-mode-grid button.is-active {
  border-color: rgba(255, 215, 109, 0.72);
  background: linear-gradient(135deg, rgba(255, 95, 183, 0.34), rgba(51, 227, 207, 0.22));
  box-shadow: 0 0 0 2px rgba(255, 215, 109, 0.1), 0 16px 36px rgba(0, 0, 0, 0.18);
}

.camera-stage[data-tracking-mode="headTracking"] .target-zone strong {
  min-width: 86px;
}

.profile-mode-grid span {
  display: block;
  margin-top: 4px;
  font-size: 0.76rem;
  line-height: 1.15;
}

.celebration-panel strong {
  font-size: 1.16rem;
  line-height: 1.15;
}

.celebration-panel span {
  font-weight: 800;
  line-height: 1.35;
}

.effect-card.is-active,
.mode-grid .is-active,
.profile-mode-grid button:focus-visible,
.profile-mode-grid button:hover {
  border-color: rgba(255, 215, 109, 0.5);
  background: linear-gradient(135deg, rgba(255, 95, 183, 0.28), rgba(51, 227, 207, 0.2));
}

@keyframes dreamDrift {
  from {
    background-position: 0 0, 0 0;
  }

  to {
    background-position: 88px 88px, 320px 160px;
  }
}

@keyframes ghostPulse {
  0%,
  100% {
    opacity: 0.48;
    transform: translateX(-50%) scale(0.98);
  }

  50% {
    opacity: 0.82;
    transform: translateX(-50%) scale(1.03);
  }
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .control-panel {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .topbar,
  .top-actions {
    align-items: flex-start;
  }

  .topbar {
    flex-direction: column;
  }

  .insight-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .game-hud {
    left: 14px;
    right: 14px;
    max-width: calc(100% - 28px);
    gap: 7px;
    flex-wrap: wrap;
  }

  .game-hud strong {
    min-width: auto;
    font-size: 0.82rem;
  }

  .game-hud span {
    flex-basis: 100%;
    font-size: 0.82rem;
  }

  .stage-copy {
    bottom: 14px;
    width: min(360px, calc(100% - 28px));
  }

  .stage-copy strong {
    font-size: 1.55rem;
    line-height: 1.08;
  }

  .tracking-debug {
    display: none;
  }

  .setup-backup {
    flex-basis: 100%;
  }

  .setup-backup-row {
    position: static;
    min-width: 0;
    margin-top: 8px;
  }

  .camera-stage:fullscreen .game-hud {
    right: 18px;
    max-width: calc(100vw - 36px);
  }

  .camera-stage:fullscreen .camera-guide {
    inset: 96px 18px 112px;
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 14px;
  }

  .camera-stage:fullscreen .guide-frame {
    min-height: 240px;
  }

  .setup-zone {
    font-size: 0.68rem;
  }

  .setup-zone-hands {
    left: 5%;
    top: 60%;
  }

  .setup-zone-chair {
    right: 5%;
    bottom: 8%;
  }

  .camera-stage:fullscreen .stage-copy {
    left: 18px;
    bottom: 24px;
    width: calc(100vw - 36px);
  }

  .camera-stage:fullscreen .stage-copy strong {
    font-size: clamp(1.6rem, 7vw, 2.3rem);
  }
}

@media (max-width: 520px) {
  .app-shell,
  .stage-panel,
  .control-panel {
    padding: 12px;
  }

  .camera-stage {
    min-height: 420px;
  }

  .profile-mode-grid,
  .insight-strip {
    grid-template-columns: 1fr;
  }
}

.camera-guide.is-live-overlay {
  opacity: 0.58;
  mix-blend-mode: screen;
}

.camera-guide.is-live-overlay .guide-copy,
.camera-guide.is-live-overlay .setup-zone {
  display: none;
}

.camera-guide.is-live-overlay .guide-frame {
  border-style: solid;
  border-color: rgba(255, 255, 255, 0.22);
  background:
    radial-gradient(circle at 50% 24%, rgba(255, 255, 255, 0.1), transparent 9rem),
    linear-gradient(90deg, transparent 0 31%, rgba(255, 255, 255, 0.08) 32% 34%, transparent 35% 65%, rgba(255, 255, 255, 0.08) 66% 68%, transparent 69%),
    linear-gradient(180deg, transparent 0 25%, rgba(255, 255, 255, 0.08) 26% 27%, transparent 28% 67%, rgba(255, 255, 255, 0.08) 68% 69%, transparent 70%);
}

.camera-stage:fullscreen .camera-guide {
  inset: 0;
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
}

.camera-stage:fullscreen .guide-frame {
  position: absolute;
  left: 50%;
  top: 45%;
  width: min(52vw, 560px);
  height: min(72vh, 700px);
  min-height: 0;
  transform: translate(-50%, -50%);
  border-width: 2px;
  border-color: rgba(255, 215, 109, 0.34);
  background:
    radial-gradient(circle at 50% 24%, rgba(255, 255, 255, 0.14), transparent 10rem),
    radial-gradient(circle at 50% 76%, rgba(255, 95, 183, 0.1), transparent 12rem),
    linear-gradient(90deg, transparent 0 31%, rgba(255, 255, 255, 0.08) 32% 34%, transparent 35% 65%, rgba(255, 255, 255, 0.08) 66% 68%, transparent 69%),
    linear-gradient(180deg, transparent 0 24%, rgba(255, 255, 255, 0.08) 25% 26%, transparent 27% 66%, rgba(255, 255, 255, 0.08) 67% 68%, transparent 69%);
  box-shadow: 0 0 80px rgba(255, 255, 255, 0.08);
}

.camera-stage:fullscreen .setup-ghost {
  inset: 4% 8% 7%;
}

.camera-stage:fullscreen .guide-copy {
  position: absolute;
  left: 50%;
  bottom: clamp(18px, 3.2vh, 36px);
  width: min(660px, calc(100vw - 48px));
  padding: 14px 16px;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(16, 7, 36, 0.64);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.camera-stage:fullscreen .guide-copy strong {
  font-size: clamp(1.24rem, 1.9vw, 1.82rem);
}

.camera-stage:fullscreen .guide-copy span {
  max-width: none;
  margin-top: 7px;
  font-size: clamp(0.86rem, 1vw, 1rem);
  line-height: 1.28;
}

.camera-stage:fullscreen .setup-checks {
  margin-top: 10px;
}

.camera-stage:fullscreen .setup-checks span {
  min-height: 30px;
  font-size: 0.76rem;
}

.camera-stage:fullscreen .setup-zone-head {
  top: 5%;
}

.camera-stage:fullscreen .setup-zone-hands {
  top: 50%;
}

.camera-stage:fullscreen .setup-zone-chair {
  bottom: 8%;
}

.camera-stage:fullscreen .camera-guide.is-live-overlay {
  opacity: 0.42;
}

.camera-stage:fullscreen .camera-guide.is-live-overlay .guide-frame {
  top: 50%;
  width: min(46vw, 520px);
  height: min(70vh, 680px);
  border-color: rgba(255, 255, 255, 0.2);
}

@media (max-height: 760px) {
  .camera-stage:fullscreen .guide-frame {
    top: 42%;
    height: min(64vh, 560px);
    width: min(42vw, 460px);
  }

  .camera-stage:fullscreen .guide-copy {
    bottom: 14px;
    padding: 12px 14px;
  }

  .camera-stage:fullscreen .setup-checks {
    display: none;
  }
}

/* Final setup-guide model: compact overlay in every viewport, including browser fullscreen. */
.camera-stage .camera-guide {
  inset: 0;
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
}

.camera-stage .guide-frame {
  position: absolute;
  left: 50%;
  top: 40%;
  width: min(72%, 540px);
  height: min(54%, 400px);
  min-height: 0;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 28%, rgba(255, 255, 255, 0.14), transparent 8rem),
    radial-gradient(ellipse at 50% 78%, rgba(255, 95, 183, 0.08), transparent 12rem),
    linear-gradient(90deg, transparent 49.85%, rgba(255, 255, 255, 0.18) 50%, transparent 50.15%);
  box-shadow: 0 0 48px rgba(255, 255, 255, 0.06);
}

.camera-stage .guide-frame::before {
  inset: 10%;
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.camera-stage .guide-frame::after {
  display: none;
}

.camera-stage .setup-ghost {
  inset: 4% 8% 8%;
  opacity: 0.7;
}

.camera-stage .setup-zone {
  display: none;
}

.camera-stage .guide-copy {
  position: absolute;
  left: 50%;
  bottom: 16px;
  width: min(560px, calc(100% - 32px));
  padding: 14px 16px;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(16, 7, 36, 0.68);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.camera-stage .guide-copy strong {
  color: #ffffff;
  font-size: clamp(1.1rem, 2.1vw, 1.6rem);
  line-height: 1.05;
}

.camera-stage .guide-copy span {
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(0.84rem, 1.35vw, 0.98rem);
  line-height: 1.32;
}

.camera-stage .setup-checks {
  margin-top: 10px;
}

.camera-stage .setup-checks span {
  min-height: 30px;
  font-size: 0.75rem;
}

.camera-stage .camera-guide.is-live-overlay {
  opacity: 0.34;
}

.camera-stage .camera-guide.is-live-overlay .guide-frame {
  top: 50%;
  width: min(64%, 460px);
  height: min(62%, 460px);
  border-color: rgba(255, 255, 255, 0.18);
}

.camera-guide[data-guide="one-arm"] .ghost-arm-left,
.camera-guide[data-guide="one-arm"] .ghost-hand-left {
  opacity: 0.12;
}

.camera-guide[data-guide="one-arm"] .ghost-arm-right,
.camera-guide[data-guide="one-arm"] .ghost-hand-right {
  background: rgba(255, 215, 109, 0.42);
  box-shadow: 0 0 28px rgba(255, 215, 109, 0.48);
}

.camera-guide[data-guide="gaze"] .ghost-arm,
.camera-guide[data-guide="gaze"] .ghost-hand,
.camera-guide[data-guide="switch"] .ghost-arm,
.camera-guide[data-guide="switch"] .ghost-hand {
  opacity: 0.16;
}

.camera-guide[data-guide="gaze"] .ghost-head {
  border-color: rgba(255, 215, 109, 0.76);
  box-shadow: 0 0 34px rgba(255, 215, 109, 0.26);
}

.camera-guide[data-guide="gaze"] .ghost-halo {
  width: min(50%, 240px);
  border-color: rgba(255, 215, 109, 0.52);
}

.camera-guide[data-guide="switch"] .ghost-hand-right {
  opacity: 1;
  width: 52px;
  border-radius: 14px;
  background: rgba(255, 215, 109, 0.42);
}

.camera-guide[data-guide="assisted"] .ghost-halo::after {
  content: "";
  position: absolute;
  right: -30%;
  top: 20%;
  width: 42%;
  aspect-ratio: 1;
  border: 1px solid rgba(51, 227, 207, 0.36);
  border-radius: 50%;
  background: rgba(51, 227, 207, 0.08);
}

.camera-guide[data-guide="sensory"] {
  opacity: 0.82;
}

.camera-guide[data-guide="sensory"] .guide-frame,
.camera-guide[data-guide="sensory"] .setup-ghost {
  filter: none;
}

.camera-guide[data-guide="sensory"] .ghost-halo,
.camera-guide[data-guide="sensory"] .ghost-hand {
  animation: none;
  box-shadow: none;
}

.camera-guide[data-guide="sensory"] .ghost-arm,
.camera-guide[data-guide="sensory"] .ghost-wheel,
.camera-guide[data-guide="sensory"] .ghost-chair-seat,
.camera-guide[data-guide="sensory"] .ghost-chair-back {
  opacity: 0.5;
}

.camera-guide[data-guide="wheelchair"] .ghost-wheel,
.camera-guide[data-guide="wheelchair"] .ghost-chair-seat,
.camera-guide[data-guide="wheelchair"] .ghost-chair-back {
  opacity: 1;
  border-color: rgba(51, 227, 207, 0.48);
}

.camera-stage:fullscreen .guide-frame {
  top: 42%;
  width: min(46vw, 520px);
  height: min(54vh, 520px);
}

.camera-stage:fullscreen .guide-copy {
  bottom: clamp(18px, 3vh, 34px);
  width: min(560px, calc(100vw - 48px));
}

.camera-stage:fullscreen .camera-guide.is-live-overlay .guide-frame {
  top: 50%;
  width: min(38vw, 460px);
  height: min(58vh, 520px);
}

@media (min-width: 1100px) {
  .camera-stage .guide-frame {
    width: min(38vw, 520px);
    height: min(56vh, 520px);
  }
}

@media (max-height: 760px) {
  .camera-stage .guide-frame {
    top: 38%;
    width: min(64%, 440px);
    height: min(46%, 310px);
  }

  .camera-stage .guide-copy {
    bottom: 12px;
    padding: 12px 14px;
  }

  .camera-stage .setup-checks {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* Minimal demo surface: choose requirements, then enter the dance. */
:root {
  --bg: #120a2a;
  --ink: #fff8ff;
  --muted: rgba(255, 248, 255, 0.72);
  --panel: rgba(22, 14, 50, 0.7);
  --line: rgba(255, 255, 255, 0.16);
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.24);
}

body {
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 4%, rgba(255, 205, 120, 0.18), transparent 18rem),
    radial-gradient(circle at 18% 18%, rgba(243, 92, 179, 0.28), transparent 24rem),
    radial-gradient(circle at 86% 30%, rgba(69, 196, 176, 0.18), transparent 22rem),
    linear-gradient(135deg, #120728 0%, #211146 48%, #101d3b 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.72) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(255, 215, 109, 0.5) 0 1px, transparent 1.5px);
  background-position: 0 0, 48px 32px;
  background-size: 96px 96px, 132px 132px;
  opacity: 0.32;
}

.app-shell {
  grid-template-columns: minmax(0, 1fr) minmax(290px, 340px);
  gap: 14px;
  padding: 14px;
}

.stage-panel,
.control-panel {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(18, 10, 42, 0.66);
  box-shadow: var(--shadow);
}

.stage-panel {
  grid-template-rows: auto minmax(520px, 1fr) auto;
  gap: 12px;
  padding: 14px;
}

.topbar {
  align-items: end;
}

.top-actions,
.nav-link,
.insight-strip,
.tracking-debug,
.stage-options,
.mode-grid-large,
.celebration-panel,
.swatches,
.movement-card,
.wellness-grid,
.movement-plan,
.session-card,
.history-list,
.comfort-grid:not(.compact),
.profile-form .field-group:has(#childName),
.profile-form .field-group:has(#conditionSelect),
.profile-form .field-group:has(#mobilitySelect),
.profile-form .save-button {
  display: none !important;
}

.eyebrow,
.stage-copy p,
.coach-line span {
  color: rgba(255, 215, 244, 0.72);
}

h1 {
  font-size: clamp(2.8rem, 7vw, 6.5rem);
  color: #fff7ff;
  text-shadow: 0 0 28px rgba(255, 111, 174, 0.44);
}

h2 {
  max-width: none;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: #fff7ff;
}

.camera-stage {
  min-height: 520px;
  border-color: rgba(255, 255, 255, 0.18);
  background:
    radial-gradient(circle at 50% 80%, rgba(255, 215, 109, 0.16), transparent 24rem),
    radial-gradient(circle at 28% 34%, rgba(255, 111, 174, 0.18), transparent 18rem),
    linear-gradient(180deg, rgba(30, 14, 67, 0.96), rgba(13, 24, 56, 0.94));
}

.camera-stage::before {
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(0, 0, 0, 0.18));
  background-size: 72px 72px, 72px 72px, auto;
}

.camera-stage::after {
  opacity: 0.22;
}

#cameraVideo {
  opacity: 0.5;
  filter: saturate(1.02) contrast(0.95) brightness(0.92);
}

.game-hud {
  left: 14px;
  top: 14px;
  right: auto;
  width: auto;
  max-width: calc(100% - 28px);
  gap: 10px;
  padding: 10px 12px;
  background: rgba(16, 10, 36, 0.58);
  border-color: rgba(255, 255, 255, 0.16);
}

#scoreLabel,
#comboLabel,
#rankLabel {
  display: none;
}

.stage-copy {
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: 620px;
  padding: 14px 16px;
  border-radius: 8px;
  background: rgba(17, 10, 39, 0.66);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.stage-copy strong {
  font-size: clamp(1.15rem, 2vw, 1.8rem);
}

.kid-controls {
  justify-content: flex-start;
  flex-wrap: wrap;
  padding: 0;
}

.kid-controls button,
.setup-backup summary {
  min-height: 48px;
  border-radius: 8px;
}

.kid-controls .main-flow-action {
  min-width: 210px;
  background: linear-gradient(135deg, #ff80bc, #8c7cff);
}

.coach-line {
  margin: 0;
  padding: 13px 15px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.13);
}

.control-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: calc(100vh - 28px);
  padding: 16px;
  overflow: auto;
}

.panel-heading {
  display: block;
}

.profile-form {
  display: grid;
  gap: 12px;
  padding: 0;
  border: 0;
  background: transparent;
}

.profile-form .field-group:has(#conditionNotes) {
  display: grid;
  gap: 8px;
}

.profile-form textarea {
  min-height: 92px;
  resize: vertical;
}

.comfort-grid.compact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.comfort-grid.compact > span {
  color: rgba(255, 248, 255, 0.72);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.comfort-grid.compact label {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 42px;
  padding: 9px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 248, 255, 0.86);
  font-weight: 780;
}

.profile-modes {
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
}

.profile-mode-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.profile-mode-grid button {
  min-height: 72px;
  padding: 14px 16px;
  border-radius: 8px;
  text-align: left;
  color: #fff8ff;
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.profile-mode-grid button::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.34);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.05);
}

.profile-mode-grid button.is-active {
  border-color: rgba(255, 215, 109, 0.82);
  background: linear-gradient(135deg, rgba(255, 111, 174, 0.28), rgba(123, 140, 255, 0.18));
  box-shadow: 0 0 28px rgba(255, 111, 174, 0.18);
}

.profile-mode-grid button.is-active::before {
  background: #ffd76d;
  box-shadow: 0 0 18px rgba(255, 215, 109, 0.72);
}

.profile-mode-grid span {
  color: rgba(255, 248, 255, 0.62);
}

.control-panel > .field-group {
  display: none;
}

.control-panel > .field-group:has(#motionLevelSelect),
.control-panel > .field-group:has(#accessSelect),
.control-panel > .field-group:has(#sensitivityRange),
.control-panel > .field-group:has(#dwellRange),
.control-panel > .field-group:has(#intensityRange),
.control-panel > .field-group:has(#timeLimitRange) {
  display: grid;
  gap: 8px;
}

.control-panel > .trigger-sensitivity {
  order: -1;
  padding: 13px;
  border: 1px solid rgba(255, 215, 109, 0.34);
  border-radius: 8px;
  background: rgba(255, 215, 109, 0.12);
}

.trigger-sensitivity label {
  color: #fff8ff;
  font-size: 0.96rem;
}

.trigger-sensitivity small {
  color: rgba(255, 248, 255, 0.68);
  line-height: 1.35;
}

.field-group label {
  color: rgba(255, 248, 255, 0.72);
}

select,
input,
textarea {
  color: #fff8ff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

select option {
  color: #241f2b;
}

.camera-guide {
  background: rgba(13, 8, 31, 0.34);
  border-color: rgba(255, 255, 255, 0.12);
}

.camera-stage .camera-guide.is-live-overlay {
  opacity: 0.24;
}

.motion-route {
  opacity: 0.62;
}

.target-zone {
  filter: drop-shadow(0 0 18px rgba(255, 111, 174, 0.36));
}

.detection-ring {
  transition: opacity 120ms ease;
}

.stage-pause-button {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 9;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(20, 10, 46, 0.72);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.stage-pause-button span {
  width: 5px;
  height: 20px;
  border-radius: 999px;
  background: #fff8ff;
}

.camera-stage.is-playing .stage-pause-button,
.camera-stage:fullscreen .stage-pause-button {
  display: inline-flex;
}

.camera-stage.is-paused .stage-pause-button span:first-child {
  width: 0;
  height: 0;
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  border-left: 18px solid #fff8ff;
  border-radius: 0;
  background: transparent;
}

.camera-stage.is-paused .stage-pause-button span:last-child {
  display: none;
}

.camera-stage:fullscreen .stage-options,
.camera-stage.is-playing .stage-options,
.camera-stage.is-paused .stage-options {
  display: block !important;
}

.stage-options-panel input[type="range"] {
  width: 100%;
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .control-panel {
    max-height: none;
    order: -1;
  }

  .profile-mode-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .app-shell {
    padding: 8px;
  }

  .profile-mode-grid {
    grid-template-columns: 1fr;
  }

  .stage-panel {
    min-height: auto;
  }

  .camera-stage {
    min-height: 430px;
  }
}

/* Brighter final theme and compact tuning controls. */
body {
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 128, 188, 0.36), transparent 22rem),
    radial-gradient(circle at 80% 10%, rgba(87, 222, 206, 0.3), transparent 24rem),
    radial-gradient(circle at 50% 92%, rgba(255, 217, 112, 0.28), transparent 26rem),
    linear-gradient(135deg, #31125f 0%, #253f86 48%, #0f766e 100%);
}

.stage-panel,
.control-panel {
  background: rgba(255, 255, 255, 0.14);
}

.camera-stage {
  background:
    radial-gradient(circle at 24% 28%, rgba(255, 128, 188, 0.34), transparent 18rem),
    radial-gradient(circle at 78% 22%, rgba(87, 222, 206, 0.26), transparent 18rem),
    radial-gradient(circle at 50% 84%, rgba(255, 217, 112, 0.22), transparent 22rem),
    linear-gradient(180deg, rgba(69, 35, 122, 0.92), rgba(28, 70, 140, 0.88));
}

.effect-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.effect-grid::before {
  content: "Dance style";
  grid-column: 1 / -1;
  color: rgba(255, 248, 255, 0.72);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.effect-card {
  min-height: 46px;
  padding: 10px 12px;
  border-radius: 8px;
  color: #fff8ff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  font-weight: 850;
}

.effect-card.is-active {
  border-color: rgba(255, 215, 109, 0.82);
  background: linear-gradient(135deg, rgba(255, 128, 188, 0.34), rgba(87, 222, 206, 0.2));
  box-shadow: 0 0 24px rgba(255, 128, 188, 0.14);
}

input[type="range"] {
  accent-color: #ffd76d;
}

.intro-gateway {
  display: grid;
  place-items: center;
  padding: 16px;
}

.gateway-hero {
  min-height: calc(100vh - 32px);
  margin: 0;
}

.gateway-copy {
  background: rgba(255, 255, 255, 0.16);
}

.gateway-copy h1 {
  max-width: 9ch;
  color: #fff7ff;
  font-size: clamp(4rem, 10vw, 8.4rem);
  text-shadow: 0 0 30px rgba(255, 128, 188, 0.48);
}

.gateway-copy .lead {
  color: rgba(255, 248, 255, 0.78);
}

.gateway-promises {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.gateway-promises span {
  padding: 9px 11px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 248, 255, 0.84);
  font-weight: 850;
}

.gateway-preview {
  background: rgba(255, 255, 255, 0.14);
}

.gateway-preview .mini-stage {
  background:
    radial-gradient(circle at 28% 20%, rgba(255, 128, 188, 0.45), transparent 14rem),
    radial-gradient(circle at 84% 30%, rgba(87, 222, 206, 0.36), transparent 16rem),
    linear-gradient(135deg, rgba(73, 33, 128, 0.9), rgba(33, 78, 151, 0.85));
}

.gateway-preview .mini-controls span {
  color: #fff8ff;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.16);
}

.intro-gateway .cta-link {
  background: linear-gradient(135deg, #ff80bc, #ffd76d);
  color: #251438;
}

@media (max-width: 860px) {
  .gateway-hero {
    grid-template-columns: 1fr;
  }

  .gateway-copy h1 {
    font-size: clamp(3.2rem, 16vw, 5.8rem);
  }
}