:root {
  --ink: #f8fafc;
  --ink-soft: #cbd5e1;
  --muted: #94a3b8;
  --paper: #050812;
  --panel: #11182e;
  --line: #2a3150;
  --lav: #8f9dff;
  --lav-deep: #a78bfa;
  --mint: #5ee6c5;
  --mint-deep: #4b9a73;
  --gold: #d9c27a;
  --rose: #f472b6;
  --shadow: none;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
figure a,
.sku a,
.concept-grid a {
  display: block;
}
.hero-visual > a,
.sku-carousel figure > a,
.demo-photo > a,
.scenario-visual,
.sku > a,
.pillar-feature figure > a,
.concept-grid article > a {
  position: relative;
}
.hero-visual > a::after,
.sku-carousel figure > a::after,
.demo-photo > a::after,
.scenario-visual::after,
.sku > a::after,
.pillar-feature figure > a::after,
.concept-grid article > a::after {
  content: "查看详情";
  position: absolute;
  right: 14px;
  bottom: 14px;
  z-index: 5;
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  border: 1px solid rgba(248, 250, 252, 0.36);
  background: rgba(5, 8, 18, 0.84);
  color: #f8fafc;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.04em;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hardware-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 70px;
  padding: 0 clamp(20px, 4vw, 56px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(247, 243, 236, 0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(198, 169, 109, 0.3);
}
.brand img { width: 186px; }
.hardware-nav nav {
  display: flex;
  gap: 24px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 700;
}
.hardware-brand-lockup {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 16px;
}
.hardware-brand-lockup > span {
  padding-left: 16px;
  border-left: 1px solid rgba(167, 139, 250, 0.26);
  color: rgba(226, 232, 240, 0.82);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.hardware-catalog {
  display: flex;
  flex-direction: column;
}
.hardware-catalog > .hero { order: 1; }
.hardware-catalog > .sleep-scenarios { order: 2; }
.hardware-catalog > .live-demo { order: 3; }
.hardware-catalog > .concept-shelf { order: 4; }
.hardware-catalog > .strip-detail { order: 5; }
.hardware-catalog > .lineup { order: 6; }
.hardware-catalog > .pillar-showcase { order: 7; }
.hardware-catalog > .concealed-forms { order: 8; }
.hardware-catalog > .principle { order: 9; }
.hardware-catalog > .zero-rf { order: 10; }
.hardware-catalog > .public-status { order: 11; }

.hero {
  min-height: calc(100svh - 70px);
  display: grid;
  grid-template-columns: minmax(340px, 0.75fr) minmax(520px, 1.25fr);
  align-items: center;
  gap: clamp(28px, 5vw, 80px);
  padding: clamp(48px, 7vw, 92px) clamp(22px, 5vw, 72px);
  background:
    radial-gradient(circle at 78% 14%, rgba(188, 239, 208, 0.34), transparent 30%),
    linear-gradient(135deg, #fffaf1 0%, #f3ece0 56%, #ebe4f5 100%);
}
.hero-copy { max-width: 560px; }
.hero h1 .hardware-title-zh {
  display: block;
  white-space: nowrap;
}
.eyebrow {
  margin: 0 0 12px;
  color: var(--lav-deep);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 22px;
  font-size: clamp(46px, 5.6vw, 82px);
  line-height: 1.08;
  letter-spacing: 0;
}
h2 {
  font-size: clamp(31px, 3.8vw, 52px);
  line-height: 1.12;
  letter-spacing: 0;
}
h3 {
  margin-bottom: 10px;
  font-size: 24px;
  line-height: 1.18;
}
h1,
h2,
h3 {
  min-width: 0;
  overflow: visible;
  padding-bottom: 0.08em;
  text-wrap: pretty;
  word-break: normal;
  overflow-wrap: normal;
}
h1 strong,
h2 strong,
h3 strong {
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  white-space: nowrap;
}
.lead {
  max-width: 500px;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}
.hardware-category-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 34px;
  border-top: 1px solid rgba(167, 139, 250, 0.26);
  border-bottom: 1px solid rgba(167, 139, 250, 0.26);
}
.hardware-category-switch a {
  display: flex;
  min-width: 0;
  min-height: 126px;
  flex-direction: column;
  justify-content: center;
  padding: 20px 22px 22px;
  color: var(--ink);
  transition: background-color 180ms ease, transform 180ms ease;
}
.hardware-category-switch a + a {
  border-left: 1px solid rgba(167, 139, 250, 0.2);
}
.hardware-category-switch a:hover {
  background: rgba(167, 139, 250, 0.08);
  transform: translateY(-2px);
}
.hardware-category-switch span {
  margin-bottom: 10px;
  color: var(--gold);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.13em;
}
.hardware-category-switch strong {
  color: var(--ink);
  font-size: 16px;
  line-height: 1.35;
}
.hardware-category-switch small {
  margin-top: 8px;
  color: rgba(203, 213, 225, 0.64);
  font-size: 11px;
  line-height: 1.55;
}
.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 900;
}
.primary-action { background: var(--ink); color: white; }
.secondary-action { border: 1px solid var(--line); color: var(--ink); background: rgba(255,255,255,0.5); }
.hero-visual {
  margin: 0;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #19141c;
}
.hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.hero-visual figcaption {
  padding: 14px 18px 18px;
  color: #efe8df;
  font-size: 14px;
  background: #151119;
}

section {
  padding: clamp(58px, 8vw, 110px) clamp(22px, 5vw, 72px);
  scroll-margin-top: 82px;
}
.legacy-section-anchor {
  display: block;
  width: 0;
  height: 0;
  scroll-margin-top: 82px;
}
.section-fade {
  opacity: 0;
  transition: opacity 360ms ease;
}
.section-fade.is-visible { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .section-fade { opacity: 1; transition: none; }
}
.principle,
.patent {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(320px, 1.15fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
  background: #111827;
  color: #fffaf1;
}
.principle p,
.patent p {
  color: #d9d2c6;
  font-size: 18px;
  line-height: 1.8;
}

.one-tap-system {
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(420px, 1.18fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  background:
    radial-gradient(circle at 82% 18%, rgba(188, 239, 208, 0.18), transparent 30%),
    radial-gradient(circle at 16% 74%, rgba(184, 173, 214, 0.24), transparent 28%),
    #090d16;
  color: #fffaf1;
}
.one-tap-copy {
  max-width: 640px;
}
.one-tap-copy h2 {
  max-width: 680px;
  color: #fffaf1;
}
.one-tap-copy p {
  color: #d9d2c6;
  font-size: 18px;
  line-height: 1.78;
}
.one-tap-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
}
.one-tap-flow span {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.08);
  border: 1px solid rgba(216, 201, 178, 0.18);
  color: #fffaf1;
  font-weight: 900;
}
.one-tap-flow i {
  width: 38px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--mint), transparent);
  animation: flowLight 2.8s ease-in-out infinite;
}
.one-tap-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  margin-top: 24px;
}
.one-tap-actions a {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid rgba(188, 239, 208, 0.46);
  border-radius: 999px;
  background: rgba(188, 239, 208, 0.12);
  color: #fffaf1;
  font-weight: 900;
}
.one-tap-actions small {
  color: #aeb8c8;
  font-size: 12px;
  line-height: 1.6;
}
.quiet-console {
  position: relative;
  overflow: hidden;
  min-height: 560px;
  padding: clamp(24px, 4vw, 38px);
  border-radius: 34px;
  background:
    linear-gradient(150deg, rgba(255, 250, 241, 0.10), rgba(188, 239, 208, 0.05)),
    #111827;
  border: 1px solid rgba(188, 239, 208, 0.22);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.34);
}
.quiet-console::before {
  content: "";
  position: absolute;
  inset: -24% 20% auto auto;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(188, 239, 208, 0.10);
  filter: blur(38px);
}
.console-top,
.relief-meter,
.layer-stack,
.snore-trace {
  position: relative;
  z-index: 1;
}
.console-top {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}
.console-top span,
.relief-meter span {
  display: block;
  margin-bottom: 7px;
  color: #aeb8c8;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
}
.console-top strong {
  display: block;
  color: #fffaf1;
  font-size: 30px;
}
.console-top button {
  min-width: 132px;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  background: var(--mint);
  color: #0b111d;
  font: 900 15px var(--font);
  box-shadow: 0 16px 42px rgba(188, 239, 208, 0.20);
}
.relief-meter {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) 160px;
  align-items: center;
  gap: 22px;
  margin-top: 44px;
  padding: 28px;
  border-radius: 28px;
  background: rgba(9, 13, 22, 0.55);
  border: 1px solid rgba(216, 201, 178, 0.14);
}
.relief-meter strong {
  display: block;
  color: var(--mint);
  font-size: clamp(52px, 7vw, 88px);
  line-height: 0.9;
  letter-spacing: 0;
}
.relief-meter small {
  display: block;
  margin-top: 12px;
  color: #d9d2c6;
  font-weight: 800;
}
.meter-ring {
  width: 156px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    conic-gradient(var(--mint) 0 18%, rgba(184, 173, 214, 0.65) 18% 52%, rgba(255,255,255,0.08) 52% 100%);
  animation: ringBreathe 3.2s ease-in-out infinite;
}
.meter-ring b {
  width: 102px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #111827;
  border: 1px solid rgba(188, 239, 208, 0.28);
}
.layer-stack {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}
.layer-stack div {
  display: grid;
  grid-template-columns: 120px 1fr minmax(86px, 0.35fr);
  align-items: center;
  gap: 14px;
  padding: 15px 16px;
  border-radius: 18px;
  background: rgba(255, 250, 241, 0.06);
  border: 1px solid rgba(216, 201, 178, 0.13);
}
.layer-stack strong {
  color: #fffaf1;
}
.layer-stack span {
  color: #cbd3df;
  line-height: 1.45;
}
.layer-stack em {
  height: 8px;
  border-radius: 999px;
  background:
    linear-gradient(90deg, var(--mint), var(--lav), var(--gold));
  background-size: 180% 100%;
  animation: layerPulse 2.4s linear infinite;
}
.snore-trace {
  display: grid;
  gap: 9px;
  margin-top: 22px;
}
.snore-trace span {
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(184, 173, 214, 0.25);
  background:
    linear-gradient(90deg, transparent 0 8%, rgba(216, 137, 169, 0.62) 8% 12%, transparent 12% 20%, rgba(188, 239, 208, 0.52) 20% 22%, transparent 22% 100%),
    repeating-linear-gradient(90deg, rgba(184,173,214,0.11) 0 1px, transparent 1px 24px);
  background-size: 260% 100%, auto;
  animation: traceMove 5.5s linear infinite;
}
.snore-trace span:nth-child(2) { animation-delay: -1.1s; opacity: 0.72; }
.snore-trace span:nth-child(3) { animation-delay: -2.2s; opacity: 0.46; }

@keyframes flowLight {
  0%, 100% { opacity: 0.35; transform: scaleX(0.75); }
  50% { opacity: 1; transform: scaleX(1); }
}
@keyframes ringBreathe {
  0%, 100% { transform: scale(0.98); filter: brightness(0.92); }
  50% { transform: scale(1.03); filter: brightness(1.08); }
}
@keyframes layerPulse {
  from { background-position: 0 0; }
  to { background-position: 180% 0; }
}
@keyframes traceMove {
  from { background-position: 0 0, 0 0; }
  to { background-position: 260% 0, 0 0; }
}

.live-demo {
  display: grid;
  grid-template-columns: minmax(420px, 1.2fr) minmax(320px, 0.8fr);
  gap: clamp(26px, 5vw, 64px);
  align-items: center;
  background: #fffaf1;
}
.demo-photo {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 28px;
  box-shadow: var(--shadow);
  background: #19141c;
}
.demo-photo::after {
  content: "outside mic capture  →  pillow quiet zone";
  position: absolute;
  left: 24px;
  bottom: 22px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(17, 24, 39, 0.72);
  color: #e7fff0;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
  backdrop-filter: blur(14px);
}
.demo-photo img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transform: scale(1.64);
  transform-origin: 50% 50%;
}
.demo-copy p {
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.75;
}
.demo-steps {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}
.demo-steps div {
  display: grid;
  grid-template-columns: 128px 1fr;
  gap: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(198, 169, 109, 0.28);
}
.demo-steps strong {
  color: var(--ink);
}
.demo-steps span {
  color: var(--ink-soft);
  line-height: 1.6;
}

.sleep-scenarios {
  background:
    radial-gradient(circle at 82% 12%, rgba(188, 239, 208, 0.26), transparent 30%),
    #f7f3ec;
}
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.scenario-grid figure {
  position: relative;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 28px;
  background: #19141c;
  box-shadow: 0 24px 64px rgba(40, 28, 18, 0.14);
}
.scenario-visual {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #0a0f1d;
  isolation: isolate;
}
.scenario-grid img {
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
}
.scenario-couple img { object-position: center 44%; }
.scenario-acoustic-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.scenario-zone {
  stroke-width: 3;
  transform-box: fill-box;
  transform-origin: center;
  animation: scenarioZoneBreathe 3.8s ease-in-out infinite;
}
.scenario-zone.zone-outer {
  fill: rgba(109, 93, 246, 0.08);
  stroke: rgba(109, 93, 246, 0.68);
}
.scenario-zone.zone-middle {
  fill: rgba(167, 139, 250, 0.08);
  stroke: rgba(167, 139, 250, 0.78);
  animation-delay: 180ms;
}
.scenario-zone.zone-inner {
  fill: rgba(94, 230, 197, 0.10);
  stroke: rgba(94, 230, 197, 0.92);
  animation-delay: 360ms;
}
.scenario-signal,
.scenario-snore-wave {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 7;
  stroke-dasharray: 18 16;
  animation: scenarioSignalFlow 2.6s linear infinite;
}
.scenario-signal.signal-noise,
.scenario-snore-wave {
  stroke: rgba(244, 114, 182, 0.94);
  filter: drop-shadow(0 0 10px rgba(244, 114, 182, 0.28));
}
.scenario-signal.signal-anti {
  stroke: rgba(167, 139, 250, 0.96);
  filter: drop-shadow(0 0 10px rgba(167, 139, 250, 0.28));
  animation-direction: reverse;
}
.scenario-mic {
  fill: rgba(94, 230, 197, 0.34);
  stroke: #5ee6c5;
  stroke-width: 5;
  filter: drop-shadow(0 0 10px rgba(94, 230, 197, 0.38));
}
.scenario-signal-label {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  gap: 7px;
  max-width: 48%;
  padding: 6px 9px;
  border: 1px solid rgba(248, 250, 252, 0.22);
  background: rgba(5, 8, 18, 0.76);
  color: #f8fafc;
  font-size: clamp(0.58rem, 0.8vw, 0.7rem);
  font-weight: 850;
  line-height: 1.3;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.scenario-signal-label::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}
.scenario-signal-label[data-tone="noise"] { color: #f7a3c3; }
.scenario-signal-label[data-tone="mic"] { color: #82f3d8; }
.scenario-signal-label[data-tone="anti"] { color: #c4b5fd; }
.scenario-signal-label[data-tone="zone"] { color: #a7f3d0; }
.scenario-adult .label-source,
.scenario-child .label-source { left: 3%; top: 7%; }
.scenario-adult .label-mic,
.scenario-child .label-mic { right: 4%; top: 7%; }
.scenario-adult .label-anti,
.scenario-child .label-anti { left: 5%; top: 39%; }
.scenario-adult .label-zone,
.scenario-child .label-zone { right: 4%; bottom: 12%; }
.scenario-couple .label-source { right: 4%; top: 49%; }
.scenario-couple .label-mic { right: 4%; top: 7%; }
.scenario-couple .label-anti { left: 4%; top: 30%; }
.scenario-couple .label-zone { left: 4%; bottom: 12%; }
.scenario-grid figcaption {
  position: static;
  min-height: 146px;
  padding: 20px 22px 24px;
  border-top: 1px solid rgba(167, 139, 250, 0.18);
  background: #111827;
  color: #fffaf1;
}
.scenario-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--mint);
  font-size: 20px;
}
.scenario-grid span {
  color: #e9e2d7;
  line-height: 1.6;
}
.scenario-acoustic-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 18px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(167, 139, 250, 0.18);
  color: rgba(226, 232, 240, 0.72);
  font-size: 0.78rem;
}
.scenario-acoustic-legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.scenario-acoustic-legend i {
  width: 18px;
  height: 3px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}
.scenario-acoustic-legend [data-tone="noise"] { color: #f7a3c3; }
.scenario-acoustic-legend [data-tone="mic"] { color: #82f3d8; }
.scenario-acoustic-legend [data-tone="anti"] { color: #c4b5fd; }
.scenario-acoustic-legend [data-tone="zone"] { color: #a7f3d0; }
.scenario-card:hover .scenario-acoustic-overlay,
.scenario-card:focus-within .scenario-acoustic-overlay {
  filter: saturate(1.16) brightness(1.08);
}
@keyframes scenarioSignalFlow {
  to { stroke-dashoffset: -68; }
}
@keyframes scenarioZoneBreathe {
  0%, 100% { opacity: 0.76; }
  50% { opacity: 1; }
}
.scenario-note {
  max-width: 900px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  line-height: 1.75;
}
.section-head {
  max-width: 860px;
  margin-bottom: 36px;
}
.lineup { background: #fbf8f1; }
.sku-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.sku {
  position: relative;
  min-height: 560px;
  padding: 18px 22px 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.58);
  overflow: hidden;
}
.sku.featured {
  background:
    linear-gradient(180deg, rgba(188, 239, 208, 0.34), transparent 45%),
    #fffaf1;
  border-color: rgba(75, 154, 115, 0.45);
  box-shadow: 0 22px 54px rgba(75, 154, 115, 0.14);
}
.sku-index {
  display: inline-block;
  margin-top: 16px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
}
.sku-image {
  width: calc(100% + 44px);
  height: 210px;
  margin: -18px -22px 0;
  object-fit: cover;
  background: #151119;
}
.sku-role {
  color: var(--lav-deep);
  font-weight: 900;
}
.sku p,
.view-grid p,
.doc-columns li,
.spec-list span {
  color: var(--ink-soft);
  line-height: 1.7;
}
.sku ul,
.doc-columns ul {
  padding-left: 18px;
}
.sku li { margin: 10px 0; color: var(--ink-soft); }

.zero-rf {
  background:
    radial-gradient(circle at 16% 18%, rgba(188, 239, 208, 0.22), transparent 28%),
    #101827;
  color: #fffaf1;
}
.zero-rf .section-head { color: #fffaf1; }
.zero-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(420px, 1.22fr);
  gap: clamp(22px, 4vw, 54px);
  align-items: stretch;
}
.zero-statement {
  padding: 30px;
  border-left: 4px solid var(--mint);
  background: rgba(255, 250, 241, 0.06);
  border-radius: 0 22px 22px 0;
}
.zero-statement strong {
  display: block;
  margin-bottom: 16px;
  color: var(--mint);
  font-size: 28px;
  line-height: 1.15;
}
.zero-statement p,
.selling-grid p,
.claim-note {
  color: #d9d2c6;
  line-height: 1.75;
}
.selling-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.selling-grid div {
  padding: 24px;
  border: 1px solid rgba(216, 201, 178, 0.22);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.055);
}
.selling-grid span {
  color: var(--mint);
  font-weight: 900;
  font-size: 13px;
}
.selling-grid h3 {
  margin-top: 12px;
  color: #fffaf1;
}
.claim-note {
  max-width: 920px;
  margin: 24px 0 0;
  color: #aeb8c8;
  font-size: 14px;
}

.concept-shelf {
  background: #f7f3ec;
}
.concept-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.concept-grid article {
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.62);
  box-shadow: 0 18px 46px rgba(40, 28, 18, 0.08);
}
.concept-grid img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  background: #151119;
}
.concept-grid div {
  padding: 20px 22px 24px;
}
.concept-grid p {
  color: var(--ink-soft);
  line-height: 1.65;
}

.pillar-showcase {
  background:
    radial-gradient(circle at 18% 10%, rgba(184, 173, 214, 0.24), transparent 28%),
    #fffaf1;
}
.pillar-stack {
  display: grid;
  gap: 26px;
}
.pillar-feature {
  display: grid;
  grid-template-columns: minmax(280px, 0.55fr) minmax(320px, 0.45fr);
  gap: clamp(24px, 5vw, 62px);
  align-items: center;
  padding: clamp(18px, 3vw, 30px);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(216, 201, 178, 0.76);
  box-shadow: 0 22px 58px rgba(40, 28, 18, 0.1);
}
.pillar-feature:nth-child(even) {
  grid-template-columns: minmax(320px, 0.45fr) minmax(280px, 0.55fr);
}
.pillar-feature:nth-child(even) figure {
  order: 2;
}
.pillar-feature figure {
  margin: 0;
  overflow: hidden;
  border-radius: 24px;
  background: #19141c;
}
.pillar-feature img {
  width: 100%;
  height: min(70svh, 650px);
  object-fit: cover;
}
.pillar-feature div {
  max-width: 520px;
}
.pillar-feature span {
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
}
.pillar-feature h3 {
  margin-top: 14px;
  font-size: clamp(34px, 4.7vw, 64px);
  line-height: 1.08;
}
.pillar-feature p {
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.75;
}

.strip-detail {
  background:
    radial-gradient(circle at 85% 20%, rgba(184, 173, 214, 0.28), transparent 30%),
    #f3eee5;
}
.detail-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(360px, 1.1fr);
  gap: 36px;
  align-items: center;
}
.detail-copy {
  padding: 32px;
  border-left: 4px solid var(--mint-deep);
}
.spec-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}
.spec-list div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(198, 169, 109, 0.32);
}
.exploded {
  position: relative;
  min-height: 420px;
  border-radius: 32px;
  background:
    linear-gradient(160deg, rgba(255,255,255,0.82), rgba(235,228,245,0.7)),
    #fffaf1;
  box-shadow: var(--shadow);
  padding: 58px 28px;
}
.rail {
  height: 72px;
  margin: 22px 80px 22px 0;
  display: flex;
  align-items: center;
  padding-left: 24px;
  border-radius: 999px;
  border: 1px solid rgba(198, 169, 109, 0.5);
  color: var(--ink-soft);
  font-weight: 900;
}
.rail.top { background: linear-gradient(90deg, #fffaf1, #dff6e8); }
.rail.middle { background: linear-gradient(90deg, #cfc3e7, #f3edf8); }
.rail.bottom { background: linear-gradient(90deg, #f2dfc7, #fff6e6); }
.side-pod {
  position: absolute;
  right: 28px;
  top: 66px;
  width: 82px;
  height: 286px;
  border-radius: 44px;
  background: #fff8ec;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  align-items: center;
  box-shadow: 0 20px 50px rgba(40, 28, 18, 0.13);
}
.side-pod span {
  width: 48px;
  height: 28px;
  border-radius: 999px;
  background: var(--mint);
  display: grid;
  place-items: center;
  font-size: 10px;
  font-weight: 900;
}
.side-pod small {
  width: 64px;
  color: var(--muted);
  text-align: center;
  font-size: 10px;
  line-height: 1.4;
}
.sku-carousel {
  position: relative;
  overflow: hidden;
  min-height: 460px;
  border-radius: 32px;
  background:
    linear-gradient(160deg, rgba(255,255,255,0.82), rgba(235,228,245,0.72)),
    #fffaf1;
  box-shadow: var(--shadow);
}
.sku-carousel-track {
  display: flex;
  width: 300%;
  min-height: 460px;
  animation: skuSlide 14s ease-in-out infinite;
}
.sku-carousel figure {
  position: relative;
  flex: 0 0 33.333%;
  margin: 0;
  overflow: hidden;
  background: #19141c;
}
.sku-carousel img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  object-fit: cover;
}
.sku-carousel figcaption {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  padding: 18px 20px;
  border-radius: 18px;
  color: #fffaf1;
  background: rgba(17, 24, 39, 0.68);
  backdrop-filter: blur(16px);
}
.sku-carousel figcaption strong {
  display: block;
  margin-bottom: 7px;
  color: var(--mint);
  font-size: 22px;
}
.sku-carousel figcaption span {
  color: #e9e2d7;
  font-weight: 800;
}
.carousel-controls {
  position: absolute;
  left: 24px;
  top: 24px;
  z-index: 2;
  display: flex;
  gap: 8px;
}
.carousel-controls span {
  width: 34px;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.48);
}
.carousel-controls span:nth-child(1) { animation: dotOne 14s ease-in-out infinite; }
.carousel-controls span:nth-child(2) { animation: dotTwo 14s ease-in-out infinite; }
.carousel-controls span:nth-child(3) { animation: dotThree 14s ease-in-out infinite; }
.carousel-note {
  position: absolute;
  right: 22px;
  top: 22px;
  z-index: 2;
  display: flex;
  gap: 7px;
  align-items: center;
  padding: 10px;
  border-radius: 999px;
  background: rgba(17, 24, 39, 0.62);
  color: #fffaf1;
  backdrop-filter: blur(14px);
}
.carousel-note span {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--mint);
  color: #0f1724;
  font-size: 11px;
  font-weight: 900;
}
.carousel-note small {
  color: #d9d2c6;
  font-size: 11px;
  font-weight: 900;
}
@keyframes skuSlide {
  0%, 27% { transform: translateX(0); }
  34%, 61% { transform: translateX(-33.333%); }
  68%, 94% { transform: translateX(-66.666%); }
  100% { transform: translateX(0); }
}
@keyframes dotOne {
  0%, 27%, 100% { background: var(--mint); }
  34%, 94% { background: rgba(255, 250, 241, 0.48); }
}
@keyframes dotTwo {
  0%, 27%, 68%, 100% { background: rgba(255, 250, 241, 0.48); }
  34%, 61% { background: var(--mint); }
}
@keyframes dotThree {
  0%, 61%, 100% { background: rgba(255, 250, 241, 0.48); }
  68%, 94% { background: var(--mint); }
}

.public-status {
  background: #111827;
  color: #fffaf1;
}
.public-status .section-head { color: #fffaf1; }
.status-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.status-grid div {
  min-height: 230px;
  padding: 26px;
  border: 1px solid rgba(216, 201, 178, 0.22);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.035));
}
.status-grid span {
  color: var(--mint);
  font-size: 13px;
  font-weight: 900;
}
.status-grid h3 {
  margin-top: 16px;
  color: #fffaf1;
}
.status-grid p,
.public-note {
  color: #d9d2c6;
  line-height: 1.75;
}
.public-note {
  max-width: 980px;
  margin: 28px 0 0;
  padding-top: 22px;
  border-top: 1px solid rgba(216, 201, 178, 0.22);
}

.detail-page {
  background:
    radial-gradient(circle at 82% 10%, rgba(188, 239, 208, 0.22), transparent 30%),
    var(--paper);
}
.detail-main {
  min-height: calc(100svh - 70px);
}
.detail-hero-page {
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(520px, 1.18fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  min-height: calc(100svh - 70px);
  background:
    radial-gradient(circle at 20% 80%, rgba(184, 173, 214, 0.18), transparent 30%),
    linear-gradient(135deg, #fffaf1 0%, #f6efe5 56%, #ebe4f5 100%);
}
.detail-text {
  max-width: 620px;
}
.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.detail-tags span {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 0 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.56);
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 900;
}
.detail-visual {
  margin: 0;
  overflow: hidden;
  border-radius: 30px;
  background: #19141c;
  box-shadow: var(--shadow);
}
.detail-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.detail-story {
  display: grid;
  grid-template-columns: minmax(280px, 0.84fr) minmax(320px, 1.16fr);
  gap: clamp(28px, 5vw, 68px);
  background: #111827;
  color: #fffaf1;
}
.detail-story p {
  color: #d9d2c6;
  font-size: 18px;
  line-height: 1.8;
}
.detail-points {
  background: #fffaf1;
}
.detail-points > div {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.detail-points article {
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,0.62);
}
.detail-points span {
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
}
.detail-points p {
  margin: 18px 0 0;
  color: var(--ink-soft);
  line-height: 1.7;
  font-weight: 700;
}
.confidential-links article {
  min-height: 260px;
}
.confidential-links h3 {
  margin-top: 12px;
}
.confidential-links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  margin-top: 18px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--ink);
  color: #fffaf1;
  font-size: 13px;
  font-weight: 900;
}

.definition-board {
  background: #111827;
  color: #fffaf1;
}
.definition-board .section-head { color: #fffaf1; }
.board-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.board-panel {
  min-height: 390px;
  padding: 22px;
  border: 1px solid rgba(216, 201, 178, 0.22);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.035));
}
.panel-title {
  display: flex;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 20px;
}
.panel-title span {
  color: var(--mint);
  font-weight: 900;
}
.panel-title h3 {
  margin: 0;
  font-size: 19px;
}
.board-panel p {
  margin: 18px 0 0;
  color: #d9d2c6;
  line-height: 1.7;
}
.front-diagram,
.back-diagram,
.side-diagram,
.pod-diagram,
.array-diagram,
.pack-diagram {
  position: relative;
  min-height: 205px;
  border-radius: 18px;
  background: rgba(255, 250, 241, 0.06);
  overflow: hidden;
}
.front-diagram {
  display: grid;
  grid-template-columns: 1fr 46px 1fr;
  align-items: center;
  padding: 34px 10px;
}
.module {
  position: relative;
  height: 112px;
  border-radius: 999px;
  background: linear-gradient(90deg, #fff4df, #c9bedf 28%, #c9bedf 72%, #fff4df);
  border: 1px solid rgba(255, 250, 241, 0.65);
  box-shadow: inset 0 0 0 5px rgba(255,255,255,0.22);
}
.module.left { border-radius: 52px 14px 14px 52px; }
.module.right { border-radius: 14px 52px 52px 14px; }
.brand-dot {
  position: absolute;
  left: 18px;
  top: 18px;
  width: 34px;
  height: 24px;
  border-radius: 999px;
  background: rgba(255,255,255,0.62);
  color: var(--lav-deep);
  display: grid;
  place-items: center;
  font-style: normal;
  font-size: 10px;
  font-weight: 900;
}
.speaker-row,
.mic-dot {
  position: absolute;
  left: 34%;
  top: 47px;
  width: 72px;
  height: 20px;
  background-image: radial-gradient(circle, #2f2b36 1.5px, transparent 1.8px);
  background-size: 9px 7px;
  opacity: 0.8;
}
.mic-dot {
  left: auto;
  right: 26px;
  top: 41px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #2f2b36;
}
.control-strip {
  position: absolute;
  right: 13px;
  top: 28px;
  display: grid;
  gap: 6px;
}
.control-strip em {
  width: 24px;
  height: 20px;
  border-radius: 999px;
  background: var(--mint);
  color: #13221b;
  display: grid;
  place-items: center;
  font-style: normal;
  font-size: 10px;
  font-weight: 900;
}
.magnet-joint {
  display: grid;
  place-items: center;
  gap: 4px;
  color: var(--mint);
  font-size: 10px;
  text-align: center;
}
.magnet-joint b {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--mint);
}
.back-diagram {
  display: grid;
  place-items: center;
}
.back-rail {
  position: relative;
  width: 86%;
  height: 112px;
  border-radius: 56px;
  background: #f4ead9;
  border: 1px solid rgba(255,255,255,0.75);
}
.pad {
  position: absolute;
  top: 22px;
  width: 34%;
  height: 68px;
  border-radius: 18px;
  background: #d6d0c4;
}
.pad.p1 { left: 9%; }
.pad.p2 { right: 9%; }
.cable-groove {
  position: absolute;
  left: 13%;
  right: 13%;
  bottom: 12px;
  height: 7px;
  border-radius: 999px;
  background: #9d8f7c;
}
.service-cover {
  position: absolute;
  right: 42px;
  top: 43px;
  width: 54px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid #a99778;
}
.clamp-line {
  position: absolute;
  bottom: 14px;
  color: var(--mint);
  font-size: 12px;
  font-weight: 900;
}
.side-diagram {
  height: 228px;
}
.wall {
  position: absolute;
  inset: 0 auto 0 18px;
  width: 22px;
  background: #cfc1aa;
}
.headboard {
  position: absolute;
  left: 46px;
  top: 34px;
  width: 54px;
  height: 150px;
  border-radius: 16px;
  background: #8f8376;
}
.strip-body {
  position: absolute;
  left: 88px;
  top: 24px;
  width: 68px;
  height: 116px;
  border-radius: 26px;
  background: #fff3df;
  border: 1px solid rgba(255,255,255,0.76);
}
.light-wash {
  position: absolute;
  left: -46px;
  top: 14px;
  width: 40px;
  height: 82px;
  border-radius: 20px;
  background: rgba(188,239,208,0.45);
  filter: blur(12px);
}
.speaker-angle {
  position: absolute;
  right: -76px;
  top: 62px;
  width: 94px;
  height: 2px;
  background: var(--mint);
  transform: rotate(22deg);
  transform-origin: left center;
}
.pillow-zone {
  position: absolute;
  right: 18px;
  bottom: 28px;
  width: 118px;
  height: 58px;
  border-radius: 30px;
  border: 1px dashed var(--mint);
  color: var(--mint);
  display: grid;
  place-items: center;
  text-align: center;
  font-size: 12px;
  font-weight: 900;
}
.pod-diagram {
  display: grid;
  justify-content: center;
  align-content: center;
  gap: 9px;
}
.pod-diagram button {
  width: 140px;
  min-height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.7);
  background: var(--mint);
  color: #10241b;
  font-weight: 900;
}
.pod-diagram button small {
  margin-left: 8px;
  color: #345040;
}
.dials {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 10px;
}
.dials i {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fff7e8, #b99f77);
  border: 1px solid rgba(255,255,255,0.75);
}
.pod-diagram p {
  margin: 0;
  text-align: center;
  color: var(--mint);
  font-size: 12px;
  font-weight: 900;
}
.array-diagram {
  display: grid;
  align-content: center;
  gap: 28px;
  padding: 30px;
}
.outer-mics,
.inner-speakers {
  display: flex;
  justify-content: center;
  gap: 18px;
}
.outer-mics i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d9d2c6;
}
.inner-speakers b {
  width: 58px;
  height: 42px;
  border-radius: 18px;
  background: #c9bedf;
  background-image: radial-gradient(circle, #2f2b36 1.4px, transparent 1.8px);
  background-size: 8px 7px;
}
.safety-point {
  position: absolute;
  right: 26px;
  top: 24px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--rose);
}
.pack-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}
.box {
  width: 108px;
  height: 86px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.65);
  background: #fff3df;
  color: var(--ink);
  display: grid;
  place-items: center;
  text-align: center;
  font-weight: 900;
}
.sync-cable {
  flex-basis: 80%;
  color: var(--mint);
  text-align: center;
  font-size: 12px;
  font-weight: 900;
}

.views { background: #fffaf1; }
.view-grid,
.doc-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.view-grid div,
.doc-columns div {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255,255,255,0.6);
}
.manufacturing { background: #f3eee5; }
.doc-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.doc-columns li { margin: 10px 0; }
.doc-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.doc-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border-radius: 999px;
  background: #111827;
  color: #fffaf1;
  font-weight: 900;
  font-size: 14px;
}
.patent {
  align-items: center;
  background:
    radial-gradient(circle at 80% 16%, rgba(188, 239, 208, 0.16), transparent 28%),
    #101827;
}
.text-link {
  display: inline-flex;
  margin-top: 20px;
  color: var(--mint);
  font-weight: 900;
}

@media (max-width: 1080px) {
  .hardware-nav {
    height: auto;
    min-height: 98px;
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding-block: 12px 10px;
  }
  .hardware-nav nav {
    width: 100%;
    flex-wrap: nowrap;
    gap: 20px;
    overflow-x: auto;
    padding-bottom: 2px;
    white-space: nowrap;
    scrollbar-width: none;
  }
  .hardware-nav nav::-webkit-scrollbar { display: none; }
  section { scroll-margin-top: 112px; }
  .hero,
  .live-demo,
  .zero-layout,
  .one-tap-system,
  .principle,
  .patent,
  .detail-layout,
  .detail-hero-page,
  .detail-story {
    grid-template-columns: 1fr;
  }
  .sku-grid,
  .view-grid,
  .doc-columns,
  .concept-grid,
  .scenario-grid,
  .status-grid,
  .board-grid {
    grid-template-columns: 1fr;
  }
  .pillar-feature,
  .pillar-feature:nth-child(even) {
    grid-template-columns: 1fr;
  }
  .pillar-feature:nth-child(even) figure {
    order: 0;
  }
  .pillar-feature img,
  .scenario-grid img,
  .scenario-grid figure {
    min-height: 0;
    height: auto;
  }
  .detail-points > div {
    grid-template-columns: 1fr;
  }
  .hero { padding-top: 44px; }
  h1 { font-size: clamp(42px, 12vw, 68px); }
  .demo-steps div,
  .relief-meter,
  .layer-stack div,
  .selling-grid {
    grid-template-columns: 1fr;
  }
  .quiet-console {
    min-height: auto;
  }
  .sku-carousel,
  .sku-carousel-track,
  .sku-carousel img {
    min-height: 420px;
  }
  .carousel-note {
    left: 18px;
    right: 18px;
    top: 18px;
    flex-wrap: wrap;
    border-radius: 18px;
  }
  .meter-ring {
    width: min(156px, 42vw);
  }
  .console-top {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* Dark Module Rule: light values are text-only; all content modules use dark surfaces. */
body,
.hero,
.lineup,
.live-demo,
.sleep-scenarios,
.concept-shelf,
.pillar-showcase,
.strip-detail,
.detail-hero-page,
.detail-points,
.views,
.manufacturing {
  background:
    radial-gradient(circle at 18% 0%, rgba(96, 165, 250, 0.10), transparent 32%),
    linear-gradient(180deg, #050812 0%, #0b1020 46%, #050812 100%) !important;
  color: var(--ink) !important;
}

.hardware-nav {
  background: rgba(5, 8, 18, 0.88) !important;
  border-bottom-color: rgba(167, 139, 250, 0.18) !important;
}

.secondary-action,
.hero-visual,
.quiet-console,
.scenario-grid figure,
.sku,
.sku-image,
.selling-grid div,
.concept-grid article,
.pillar-feature,
.pillar-feature figure,
.exploded,
.rail,
.side-pod,
.sku-carousel,
.detail-tags span,
.detail-points article,
.definition-board,
.board-panel,
.module,
.back-rail,
.pad,
.service-cover,
.headboard,
.strip-body,
.pillow-zone,
.pod-diagram button,
.box,
.view-grid div,
.doc-columns div {
  background: rgba(17, 24, 46, 0.88) !important;
  border-color: rgba(167, 139, 250, 0.18) !important;
  box-shadow: none !important;
  color: var(--ink) !important;
}

.hero-visual figcaption,
.sku-carousel figcaption,
.carousel-note,
.public-note,
.claim-note {
  background: rgba(5, 8, 18, 0.84) !important;
  color: rgba(203, 213, 225, 0.86) !important;
}

.rail.top,
.rail.middle,
.rail.bottom,
.inner-speakers b,
.dials i {
  background: linear-gradient(135deg, rgba(65, 54, 142, 0.42), rgba(17, 24, 46, 0.94)) !important;
}

.side-pod span,
.primary-action,
.doc-links a {
  background: #5ee6c5 !important;
  color: #07130f !important;
}

/* Interaction and display-type safety */
.hardware-nav nav a,
.primary-action,
.secondary-action,
.doc-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.hardware-nav nav a {
  padding-inline: 4px;
}

.hardware-nav nav a.hardware-category-link {
  position: relative;
  color: var(--ink);
}

.hardware-nav nav a.hardware-category-link::before {
  content: "";
  width: 5px;
  height: 5px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 10px rgba(94, 230, 197, 0.5);
}

:where(h1, h2, h3) {
  min-width: 0;
  overflow: visible;
  padding-block-end: 0.08em;
  line-height: 1.12;
  text-wrap: pretty;
  word-break: normal;
  overflow-wrap: normal;
}

:where(h1, h2, h3) strong {
  color: inherit;
  font: inherit;
  white-space: nowrap;
}

:where(a, button):focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* Concealed home-integration product forms */
.concealed-forms {
  background: #070b16;
  color: var(--ink);
}

.concealed-heading {
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(360px, 1.1fr);
  align-items: end;
  gap: clamp(28px, 6vw, 90px);
  max-width: 1380px;
  margin: 0 auto clamp(36px, 6vw, 72px);
}

.concealed-heading .section-head {
  margin-bottom: 0;
}

.concealed-lead {
  max-width: 700px;
  margin: 0;
  color: rgba(203, 213, 225, 0.82);
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.8;
}

.concealed-acoustic-principle {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 56px minmax(0, 1fr) 56px minmax(0, 1fr);
  align-items: center;
  max-width: 1380px;
  margin: 0 auto clamp(36px, 5vw, 64px);
  padding: 22px 0;
  border-top: 1px solid rgba(167, 139, 250, 0.18);
  border-bottom: 1px solid rgba(167, 139, 250, 0.18);
}

.concealed-acoustic-principle > div {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 3px 12px;
  align-items: baseline;
}

.concealed-acoustic-principle span {
  grid-row: 1 / span 2;
  color: var(--gold);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.concealed-acoustic-principle strong {
  color: var(--ink);
  font-size: 15px;
}

.concealed-acoustic-principle p {
  margin: 0;
  color: rgba(203, 213, 225, 0.64);
  font-size: 13px;
  line-height: 1.55;
}

.concealed-acoustic-principle > i {
  position: relative;
  height: 1px;
  margin: 0 14px;
  background: rgba(167, 139, 250, 0.34);
}

.concealed-acoustic-principle > i::after {
  content: "";
  position: absolute;
  top: -3px;
  right: 0;
  width: 6px;
  height: 6px;
  border-top: 1px solid rgba(167, 139, 250, 0.72);
  border-right: 1px solid rgba(167, 139, 250, 0.72);
  transform: rotate(45deg);
}

.concealed-product {
  max-width: 1380px;
  margin: 0 auto clamp(34px, 6vw, 76px);
  padding: clamp(18px, 3vw, 36px);
  border: 1px solid rgba(167, 139, 250, 0.2);
  border-radius: 34px;
  background: #0d1427;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.28);
}

.concealed-product-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding: 4px 4px clamp(20px, 3vw, 32px);
}

.concealed-index {
  display: block;
  margin-bottom: 12px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.concealed-product-head h3 {
  margin: 0;
  font-size: clamp(34px, 4.5vw, 64px);
  letter-spacing: -0.035em;
}

.concealed-role {
  margin: 10px 0 0;
  color: var(--lav-deep);
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 800;
  line-height: 1.55;
}

.concept-badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(94, 230, 197, 0.38);
  border-radius: 999px;
  color: var(--mint);
  background: rgba(94, 230, 197, 0.06);
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}
.concealed-head-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
}
.concealed-detail-action {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  border: 1px solid rgba(94, 230, 197, 0.36);
  color: var(--mint);
  font-size: 12px;
  font-weight: 850;
}

.concealed-core-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(320px, 0.72fr);
  gap: clamp(28px, 4vw, 58px);
  align-items: center;
  scroll-margin-top: 112px;
  margin: 0 4px clamp(34px, 5vw, 64px);
  padding: clamp(28px, 4vw, 54px) 0;
  border-top: 1px solid rgba(167, 139, 250, 0.16);
  border-bottom: 1px solid rgba(167, 139, 250, 0.16);
}

.concealed-core-visual {
  min-width: 0;
  margin: 0;
}

.concealed-core-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1672 / 941;
  border-radius: 24px;
  object-fit: cover;
  background: #070c16;
}

.quietcanvas-core-visual img {
  aspect-ratio: 3 / 2;
}

.concealed-core-visual figcaption {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 5px 18px;
  align-items: baseline;
  margin-top: 14px;
  color: rgba(203, 213, 225, 0.66);
  font-size: 12px;
}

.concealed-core-visual figcaption strong {
  grid-row: 1 / span 2;
  color: var(--mint);
  font-size: 13px;
}

.concealed-core-visual figcaption span {
  color: rgba(226, 232, 240, 0.88);
  font-weight: 800;
}

.concealed-core-visual figcaption small {
  color: rgba(203, 213, 225, 0.5);
  font-size: 11px;
  line-height: 1.5;
}

.concealed-core-kicker {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.concealed-core-copy h4,
.renovation-flow-head h4,
.quietwall-sizing-head h4,
.quietwall-controls-head h4 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(25px, 2.5vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.concealed-core-copy h4 strong,
.renovation-flow-head h4 strong,
.quietwall-sizing-head h4 strong,
.quietwall-controls-head h4 strong {
  display: block;
  color: var(--lav-deep);
  font-weight: inherit;
}

.concealed-core-copy > p:not(.concealed-core-kicker) {
  margin: 20px 0 24px;
  color: rgba(203, 213, 225, 0.72);
  font-size: 14px;
  line-height: 1.78;
}

.concealed-core-points {
  margin: 0;
  border-top: 1px solid rgba(167, 139, 250, 0.16);
}

.concealed-core-points > div {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(167, 139, 250, 0.16);
}

.concealed-core-points dt {
  color: var(--gold);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.concealed-core-points dd {
  display: grid;
  gap: 4px;
  margin: 0;
}

.concealed-core-points dd strong {
  color: var(--ink);
  font-size: 13px;
}

.concealed-core-points dd span {
  color: rgba(203, 213, 225, 0.56);
  font-size: 12px;
  line-height: 1.55;
}

.concealed-signal-chain {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 26px minmax(0, 1fr) 26px minmax(0, 1fr) 26px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  margin: 0 4px clamp(38px, 5vw, 64px);
  padding: 22px 0;
  border-top: 1px solid rgba(167, 139, 250, 0.2);
  border-bottom: 1px solid rgba(167, 139, 250, 0.2);
}

.concealed-signal-chain > div {
  min-width: 0;
}

.concealed-signal-chain span {
  display: block;
  margin-bottom: 7px;
  color: var(--gold);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.concealed-signal-chain strong {
  display: block;
  color: var(--ink);
  font-size: 14px;
}

.concealed-signal-chain p {
  margin: 5px 0 0;
  color: rgba(203, 213, 225, 0.54);
  font-size: 11px;
  line-height: 1.5;
}

.concealed-signal-chain > i {
  position: relative;
  height: 1px;
  background: rgba(94, 230, 197, 0.35);
}

.concealed-signal-chain > i::after {
  content: "";
  position: absolute;
  top: -3px;
  right: 0;
  width: 6px;
  height: 6px;
  border-top: 1px solid rgba(94, 230, 197, 0.78);
  border-right: 1px solid rgba(94, 230, 197, 0.78);
  transform: rotate(45deg);
}

.quietwall-sizing,
.quietwall-controls {
  scroll-margin-top: 112px;
  margin: 0 4px clamp(40px, 5vw, 68px);
  padding: 0;
}

.quietwall-sizing-head {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  margin-bottom: 24px;
}

.quietwall-sizing-head > p {
  margin: 0;
  color: rgba(203, 213, 225, 0.6);
  font-size: 13px;
  line-height: 1.72;
}

.quietwall-sizing-table {
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-color: rgba(167, 139, 250, 0.45) transparent;
}

.quietwall-sizing-table table {
  width: 100%;
  min-width: 940px;
  border-collapse: collapse;
  color: rgba(226, 232, 240, 0.82);
  font-size: 12px;
}

.quietwall-sizing-table th,
.quietwall-sizing-table td {
  padding: 15px 18px;
  border-top: 1px solid rgba(167, 139, 250, 0.16);
  text-align: left;
  vertical-align: top;
  line-height: 1.55;
}

.quietwall-sizing-table thead th {
  color: rgba(203, 213, 225, 0.54);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.quietwall-sizing-table tbody th {
  width: 82px;
  color: var(--gold);
  font-size: 13px;
}

.quietwall-sizing-table tbody tr:last-child > * {
  border-bottom: 1px solid rgba(167, 139, 250, 0.16);
}

.quietwall-sizing-table tbody tr {
  transition: background-color 180ms ease;
}

.quietwall-sizing-table tbody tr:hover {
  background: rgba(167, 139, 250, 0.05);
}

.quietwall-sizing-note {
  margin: 15px 0 0;
  color: rgba(203, 213, 225, 0.58);
  font-size: 11px;
  line-height: 1.65;
}

.quietwall-sizing-note strong {
  color: rgba(226, 232, 240, 0.82);
}

.quietwall-controls-head {
  max-width: 860px;
  margin-bottom: 24px;
}

.quietwall-control-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid rgba(167, 139, 250, 0.2);
  border-bottom: 1px solid rgba(167, 139, 250, 0.2);
}

.quietwall-control-options > div {
  padding: 22px clamp(18px, 3vw, 38px) 24px;
  border-right: 1px solid rgba(167, 139, 250, 0.16);
}

.quietwall-control-options > div:first-child {
  padding-left: 0;
}

.quietwall-control-options > div:last-child {
  padding-right: 0;
  border-right: 0;
}

.control-option-index {
  display: block;
  margin-bottom: 12px;
  color: var(--gold);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.11em;
}

.quietwall-control-options strong {
  color: var(--ink);
  font-size: 16px;
}

.quietwall-control-options p {
  margin: 12px 0 16px;
  color: rgba(203, 213, 225, 0.66);
  font-size: 13px;
  line-height: 1.72;
}

.quietwall-control-options small {
  color: var(--mint);
  font-size: 10px;
  font-weight: 750;
  line-height: 1.55;
}

.renovation-flow {
  scroll-margin-top: 112px;
  margin: 0 4px clamp(36px, 5vw, 62px);
  padding: 0;
}

.renovation-flow-head {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  margin-bottom: 26px;
}

.renovation-flow-head > p {
  margin: 0;
  color: rgba(203, 213, 225, 0.6);
  font-size: 13px;
  line-height: 1.7;
}

.renovation-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(167, 139, 250, 0.22);
  border-bottom: 1px solid rgba(167, 139, 250, 0.22);
  list-style: none;
}

.renovation-steps li {
  position: relative;
  min-width: 0;
  padding: 20px clamp(14px, 1.7vw, 24px) 22px;
  border-right: 1px solid rgba(167, 139, 250, 0.16);
}

.renovation-steps li:last-child {
  border-right: 0;
}

.renovation-steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  z-index: 1;
  top: 25px;
  right: -5px;
  width: 9px;
  height: 9px;
  border-top: 1px solid rgba(94, 230, 197, 0.72);
  border-right: 1px solid rgba(94, 230, 197, 0.72);
  background: #0d1427;
  transform: rotate(45deg);
}

.renovation-steps span {
  display: block;
  margin-bottom: 20px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.renovation-steps strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
}

.renovation-steps p {
  min-height: 88px;
  margin: 10px 0 16px;
  color: rgba(203, 213, 225, 0.65);
  font-size: 12px;
  line-height: 1.7;
}

.renovation-steps small {
  display: block;
  color: var(--mint);
  font-size: 10px;
  font-weight: 800;
  line-height: 1.5;
}

.renovation-guardrails {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 0;
  margin-top: 18px;
  color: rgba(203, 213, 225, 0.62);
  font-size: 11px;
  line-height: 1.55;
}

.renovation-guardrails strong {
  margin-right: 18px;
  color: #f2ba8d;
}

.renovation-guardrails span {
  position: relative;
  padding: 0 18px;
}

.renovation-guardrails span::before {
  content: "";
  position: absolute;
  top: 0.45em;
  left: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(242, 186, 141, 0.8);
}

.concealed-variant-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 4px 18px;
  border-top: 1px solid rgba(167, 139, 250, 0.16);
  border-bottom: 1px solid rgba(167, 139, 250, 0.16);
}

.concealed-variant-tabs button {
  position: relative;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 3px 10px;
  align-content: center;
  min-height: 72px;
  padding: 11px 18px;
  border: 0;
  border-right: 1px solid rgba(167, 139, 250, 0.16);
  color: rgba(226, 232, 240, 0.66);
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: color 180ms ease, background-color 180ms ease;
}

.concealed-variant-tabs button:last-child {
  border-right: 0;
}

.concealed-variant-tabs button::after {
  content: "";
  position: absolute;
  right: 18px;
  bottom: -1px;
  left: 18px;
  height: 2px;
  background: var(--mint);
  opacity: 0;
  transform: scaleX(0.45);
  transition: opacity 180ms ease, transform 180ms ease;
}

.concealed-variant-tabs button:hover,
.concealed-variant-tabs button[aria-selected="true"] {
  color: var(--ink);
  background: rgba(167, 139, 250, 0.06);
}

.concealed-variant-tabs button[aria-selected="true"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.concealed-variant-tabs span {
  grid-row: 1 / span 2;
  color: var(--gold);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.concealed-variant-tabs strong {
  font-size: 14px;
}

.concealed-variant-tabs small {
  overflow: hidden;
  color: rgba(203, 213, 225, 0.52);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.45;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.concealed-variant-panels {
  position: relative;
}

.concealed-variant-panels > [hidden] {
  display: none;
}

.acoustic-demo-controls {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 0 4px 10px;
  border-top: 1px solid rgba(167, 139, 250, 0.16);
  border-bottom: 1px solid rgba(167, 139, 250, 0.16);
}

.acoustic-stage-buttons {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  min-width: min(720px, 74%);
}

.acoustic-stage-buttons button,
.acoustic-demo-play {
  min-height: 54px;
  border: 0;
  color: rgba(226, 232, 240, 0.68);
  background: transparent;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  transition: color 180ms ease, background-color 180ms ease;
}

.acoustic-stage-buttons button {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 0 16px;
  border-right: 1px solid rgba(167, 139, 250, 0.16);
  text-align: left;
}

.acoustic-stage-buttons button:first-child {
  padding-left: 0;
}

.acoustic-stage-buttons button span {
  color: rgba(230, 200, 115, 0.72);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.acoustic-stage-buttons button:hover,
.acoustic-demo-play:hover {
  color: var(--ink);
}

.acoustic-stage-buttons button[aria-pressed="true"] {
  color: var(--ink);
  background: rgba(167, 139, 250, 0.07);
}

.acoustic-stage-buttons button[data-acoustic-stage="capture"][aria-pressed="true"] {
  box-shadow: inset 0 -2px #e6c873;
}

.acoustic-stage-buttons button[data-acoustic-stage="output"][aria-pressed="true"] {
  box-shadow: inset 0 -2px #a78bfa;
}

.acoustic-stage-buttons button[data-acoustic-stage="zone"][aria-pressed="true"] {
  box-shadow: inset 0 -2px #5ee6c5;
}

.acoustic-demo-play {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 9px;
  padding: 0 2px 0 18px;
  white-space: nowrap;
}

.demo-play-icon {
  color: var(--mint);
  font-size: 10px;
}

.acoustic-demo-play[data-playing="true"] .demo-play-icon {
  width: 9px;
  height: 10px;
  overflow: hidden;
  color: transparent;
  border-right: 3px solid var(--mint);
  border-left: 3px solid var(--mint);
}

.acoustic-demo-status {
  min-height: 25px;
  margin: 0 4px 12px;
  color: rgba(203, 213, 225, 0.66);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.02em;
  transition: color 180ms ease;
}

.concealed-product[data-demo-stage="capture"] .acoustic-demo-status {
  color: #e6c873;
}

.concealed-product[data-demo-stage="output"] .acoustic-demo-status {
  color: #b8a5fb;
}

.concealed-product[data-demo-stage="zone"] .acoustic-demo-status {
  color: #7cebd1;
}

.concealed-scene {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(167, 139, 250, 0.18);
  border-radius: 26px;
  background: #050812;
}

.concealed-scene img {
  width: 100%;
  height: auto;
  aspect-ratio: 1586 / 992;
  object-fit: cover;
}

.acoustic-overlay {
  position: absolute;
  inset: 0 0 auto;
  width: 100%;
  aspect-ratio: 1586 / 992;
  pointer-events: none;
  opacity: 0.84;
  transition: opacity 220ms ease;
}

.concealed-scene:hover .acoustic-overlay {
  opacity: 1;
}

.quiet-zone {
  fill: rgba(94, 230, 197, 0.13);
  stroke: #5ee6c5;
  stroke-width: 5;
  stroke-dasharray: 16 14;
}

.capture-path,
.output-path {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.capture-path {
  stroke: #e6c873;
  stroke-width: 7;
  stroke-dasharray: 18 14;
}

.output-path {
  stroke: #a78bfa;
  stroke-width: 9;
  stroke-dasharray: 20 13;
}

.output-path-soft {
  stroke-width: 5;
  opacity: 0.58;
}

.mic-point {
  fill: #e6c873;
  stroke: rgba(5, 8, 18, 0.86);
  stroke-width: 6;
}

.service-panel-outline {
  fill: none;
  stroke: #5ee6c5;
  stroke-width: 5;
  stroke-dasharray: 18 14;
}

.acoustic-label rect {
  fill: rgba(5, 8, 18, 0.82);
  stroke-width: 3;
}

.acoustic-label text {
  fill: #f8fafc;
  font-family: var(--font);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.acoustic-label .zone-measurement {
  fill: rgba(226, 232, 240, 0.86);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0;
}

.label-capture rect {
  stroke: rgba(230, 200, 115, 0.82);
}

.label-output rect {
  stroke: rgba(167, 139, 250, 0.9);
}

.label-zone rect {
  stroke: rgba(94, 230, 197, 0.9);
}

.label-service rect {
  stroke: rgba(94, 230, 197, 0.9);
}

.concealed-scene[data-demo-stage] :is(
  .capture-path,
  .output-path,
  .quiet-zone,
  .mic-point,
  .label-capture,
  .label-output,
  .label-zone
) {
  transition: opacity 260ms ease;
}

.concealed-scene:not([data-demo-stage="all"]) :is(
  .capture-path,
  .output-path,
  .quiet-zone,
  .mic-point,
  .label-capture,
  .label-output,
  .label-zone
) {
  opacity: 0.1;
}

.concealed-scene[data-demo-stage="capture"] :is(.capture-path, .mic-point, .label-capture),
.concealed-scene[data-demo-stage="output"] :is(.output-path, .label-output),
.concealed-scene[data-demo-stage="zone"] :is(.quiet-zone, .label-zone) {
  opacity: 1;
}

.concealed-scene[data-demo-stage="output"] :is(.capture-path, .mic-point) {
  opacity: 0.24;
}

.concealed-scene[data-demo-stage="zone"] .output-path {
  opacity: 0.42;
}

.concealed-scene[data-demo-stage="output"] .output-path-soft {
  opacity: 0.64;
}

.concealed-scene figcaption {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  padding: 14px 18px 16px;
  color: rgba(226, 232, 240, 0.88);
  background: #080d1a;
  font-size: 13px;
  font-weight: 800;
}

.concealed-scene figcaption span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.concealed-scene figcaption .variant-caption {
  display: grid;
  gap: 2px;
  min-width: min(320px, 100%);
  margin-right: auto;
}

.variant-caption strong {
  color: var(--ink);
  font-size: 14px;
}

.variant-caption small {
  color: rgba(203, 213, 225, 0.58);
  font-size: 11px;
  line-height: 1.45;
}

.concealed-scene figcaption i {
  width: 24px;
  height: 8px;
  border-radius: 999px;
}

.legend-capture {
  height: 0 !important;
  border-top: 3px dashed #e6c873;
  border-radius: 0 !important;
  background: transparent;
}

.legend-output {
  background: #a78bfa;
}

.legend-zone {
  border: 1px dashed #5ee6c5;
  background: rgba(94, 230, 197, 0.16);
}

.legend-service {
  border: 1px dashed #5ee6c5;
  background: transparent;
}

.concealed-product-body {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(420px, 1.18fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
  padding: clamp(28px, 5vw, 58px) 4px clamp(24px, 4vw, 42px);
}

.concealed-story p {
  margin: 0 0 18px;
  color: rgba(203, 213, 225, 0.82);
  font-size: 17px;
  line-height: 1.82;
}

.construction-map {
  display: grid;
  grid-template-columns: 44px minmax(110px, 0.38fr) minmax(220px, 1fr);
  align-items: start;
}

.construction-map > * {
  min-height: 70px;
  margin: 0;
  padding: 17px 12px;
  border-bottom: 1px solid rgba(167, 139, 250, 0.16);
}

.construction-map > span {
  padding-left: 0;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.construction-map > strong {
  color: var(--ink);
  font-size: 15px;
}

.construction-map > p {
  padding-right: 0;
  color: rgba(203, 213, 225, 0.72);
  font-size: 14px;
  line-height: 1.6;
}

.concealed-constraints {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(167, 139, 250, 0.18);
}

.concealed-constraints span {
  min-height: 70px;
  display: flex;
  align-items: center;
  padding: 18px 22px;
  color: rgba(226, 232, 240, 0.86);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.55;
  border-right: 1px solid rgba(167, 139, 250, 0.16);
}

.concealed-constraints span:first-child {
  padding-left: 4px;
}

.concealed-constraints span:last-child {
  padding-right: 4px;
  border-right: 0;
}

.acoustic-design-note {
  max-width: 1120px;
  margin: 0 auto;
  padding: 4px 0 4px 24px;
  border-left: 3px solid var(--mint);
}

.acoustic-design-note strong {
  display: block;
  margin-bottom: 8px;
  color: var(--mint);
  font-size: 15px;
}

.acoustic-design-note p {
  margin: 0;
  color: rgba(203, 213, 225, 0.74);
  line-height: 1.75;
}

@media (prefers-reduced-motion: no-preference) {
  .concealed-variant-panels > .concealed-scene:not([hidden]) {
    animation: concealedVariantReveal 280ms ease-out both;
  }

  .concealed-scene[data-demo-stage="capture"] .capture-path,
  .concealed-scene[data-demo-stage="output"] .output-path {
    animation: acousticDirectionFlow 1.8s linear infinite;
  }

  .concealed-scene[data-demo-stage="capture"] .mic-point {
    animation: micListeningPulse 1.25s ease-in-out infinite;
    transform-box: fill-box;
    transform-origin: center;
  }

  .concealed-scene[data-demo-stage="zone"] .quiet-zone {
    animation: quietZonePulse 1.8s ease-in-out infinite;
    transform-box: fill-box;
    transform-origin: center;
  }
}

@keyframes concealedVariantReveal {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}

@keyframes acousticDirectionFlow {
  to {
    stroke-dashoffset: -92;
  }
}

@keyframes micListeningPulse {
  50% {
    opacity: 0.62;
    transform: scale(1.8);
  }
}

@keyframes quietZonePulse {
  50% {
    fill: rgba(94, 230, 197, 0.2);
    transform: scale(1.025);
  }
}

@media (max-width: 1080px) {
  .concealed-forms {
    scroll-margin-top: 132px;
  }

  .concealed-heading,
  .concealed-product-body {
    grid-template-columns: 1fr;
  }

  .concealed-acoustic-principle {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .concealed-acoustic-principle > i {
    width: 1px;
    height: 18px;
    margin: -4px 0 -4px 18px;
  }

  .concealed-acoustic-principle > i::after {
    top: auto;
    right: -3px;
    bottom: 0;
    transform: rotate(135deg);
  }

  .concealed-product-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .concealed-core-overview,
  .renovation-flow-head,
  .quietwall-sizing-head {
    grid-template-columns: 1fr;
  }

  .concealed-core-copy {
    max-width: 720px;
  }

  .concealed-signal-chain {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .concealed-signal-chain > i {
    width: 1px;
    height: 16px;
    margin-left: 18px;
  }

  .concealed-signal-chain > i::after {
    top: auto;
    right: -3px;
    bottom: 0;
    transform: rotate(135deg);
  }

  .renovation-steps {
    grid-template-columns: 1fr;
  }

  .renovation-steps li,
  .renovation-steps li:last-child {
    min-height: 0;
    padding: 18px 8px 18px 52px;
    border-right: 0;
    border-bottom: 1px solid rgba(167, 139, 250, 0.16);
  }

  .renovation-steps li:last-child {
    border-bottom: 0;
  }

  .renovation-steps span {
    position: absolute;
    top: 21px;
    left: 8px;
    margin: 0;
  }

  .renovation-steps p {
    min-height: 0;
    margin-bottom: 9px;
  }

  .renovation-steps li:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -5px;
    left: 19px;
    transform: rotate(135deg);
  }

  .concealed-constraints {
    grid-template-columns: 1fr;
  }

  .concealed-constraints span,
  .concealed-constraints span:first-child,
  .concealed-constraints span:last-child {
    min-height: 0;
    padding: 15px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(167, 139, 250, 0.16);
  }

  .concealed-constraints span:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 640px) {
  h1 strong,
  h2 strong,
  h3 strong {
    white-space: normal;
  }

  .concealed-heading > * {
    min-width: 0;
  }

  .concealed-product {
    border-radius: 24px;
  }

  .concealed-scene {
    border-radius: 18px;
  }

  .concealed-core-overview,
  .concealed-signal-chain,
  .quietwall-sizing,
  .quietwall-controls,
  .renovation-flow {
    margin-inline: 0;
  }

  .concealed-core-overview,
  .quietwall-sizing,
  .quietwall-controls,
  .renovation-flow {
    scroll-margin-top: 206px;
  }

  .concealed-core-overview {
    gap: 26px;
    padding-block: 30px;
  }

  .concealed-core-visual img {
    border-radius: 17px;
  }

  .concealed-core-visual figcaption {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .concealed-core-visual figcaption strong {
    grid-row: auto;
  }

  .concealed-core-copy h4,
  .renovation-flow-head h4,
  .quietwall-sizing-head h4,
  .quietwall-controls-head h4 {
    font-size: 27px;
  }

  .concealed-signal-chain {
    padding-block: 18px;
  }

  .quietwall-sizing-table {
    margin-right: -18px;
    padding-right: 18px;
  }

  .quietwall-sizing-table table {
    min-width: 840px;
  }

  .quietwall-control-options {
    grid-template-columns: 1fr;
  }

  .quietwall-control-options > div,
  .quietwall-control-options > div:first-child,
  .quietwall-control-options > div:last-child {
    padding: 18px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(167, 139, 250, 0.16);
  }

  .quietwall-control-options > div:last-child {
    border-bottom: 0;
  }

  .renovation-flow-head {
    gap: 18px;
  }

  .renovation-guardrails {
    display: grid;
    grid-template-columns: 1fr;
  }

  .renovation-guardrails strong,
  .renovation-guardrails span {
    margin: 0;
    padding-left: 14px;
  }

  .concealed-variant-tabs {
    display: flex;
    max-width: 100%;
    margin-inline: 0;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: inline mandatory;
    scrollbar-width: none;
  }

  .concealed-variant-tabs::-webkit-scrollbar {
    display: none;
  }

  .concealed-variant-tabs button {
    flex: 0 0 168px;
    min-height: 66px;
    padding: 9px 12px;
    scroll-snap-align: start;
  }

  .concealed-variant-tabs button::after {
    right: 12px;
    left: 12px;
  }

  .acoustic-demo-controls {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
  }

  .acoustic-stage-buttons {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    min-width: 0;
  }

  .acoustic-stage-buttons button {
    justify-content: center;
    gap: 5px;
    min-height: 50px;
    padding: 0 5px;
    font-size: 11px;
  }

  .acoustic-stage-buttons button:first-child {
    padding-left: 5px;
  }

  .acoustic-demo-play {
    justify-content: center;
    min-height: 44px;
    padding: 0;
    border-top: 1px solid rgba(167, 139, 250, 0.14);
    font-size: 12px;
  }

  .acoustic-demo-status {
    min-height: 38px;
    margin-bottom: 8px;
    line-height: 1.6;
  }

  .acoustic-label {
    display: none;
  }

  .concealed-scene figcaption {
    gap: 9px 14px;
    font-size: 12px;
  }

  .concealed-scene figcaption .variant-caption {
    width: 100%;
    min-width: 100%;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(167, 139, 250, 0.14);
  }

  .construction-map {
    grid-template-columns: 38px minmax(86px, 0.42fr) minmax(148px, 1fr);
  }

  .construction-map > * {
    min-height: 64px;
    padding: 14px 8px;
  }

  .construction-map > p {
    font-size: 13px;
  }
}

@media (max-width: 1080px) {
  .scenario-grid figure {
    min-height: 0;
    height: auto;
  }

  .scenario-visual {
    aspect-ratio: 4 / 3;
  }

  .scenario-grid img {
    min-height: 0;
    height: 100%;
  }

  .scenario-grid figcaption {
    min-height: 0;
  }
}

@media (max-width: 560px) {
  .hardware-category-switch {
    grid-template-columns: minmax(0, 1fr);
    margin-top: 28px;
  }

  .hardware-category-switch a {
    min-height: 108px;
    padding: 18px 16px 19px;
  }

  .hardware-category-switch a + a {
    border-top: 1px solid rgba(167, 139, 250, 0.2);
    border-left: 0;
  }

  .scenario-grid {
    gap: 16px;
  }

  .scenario-signal-label {
    min-height: 26px;
    max-width: 52%;
    padding: 5px 7px;
    font-size: 0.58rem;
  }

  .scenario-signal-label::before {
    width: 6px;
    height: 6px;
  }

  .scenario-acoustic-legend {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hardware-category-switch a,
  .concealed-scene *,
  .acoustic-stage-buttons button,
  .acoustic-demo-play,
  .acoustic-demo-status,
  .scenario-zone,
  .scenario-signal,
  .scenario-snore-wave {
    animation: none !important;
    transition: none !important;
  }
}