@charset "UTF-8";

.inquiry-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.inquiry-status {
  grid-column: 1 / -1;
  min-height: 1.5em;
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
}

.inquiry-status.success { color: oklch(0.42 0.12 150); }
.inquiry-status.error { color: oklch(0.5 0.2 25); }

:root {
  color-scheme: light;
  --paper: oklch(98% 0.008 355);
  --paper-2: oklch(95% 0.015 355);
  --paper-soft: oklch(95% 0.012 345);
  --panel: oklch(99% 0.006 355);
  --ink: oklch(18% 0.018 250);
  --ink-2: oklch(32% 0.016 250);
  --muted: oklch(56% 0.016 250);
  --line: oklch(86% 0.03 355);
  --line-strong: oklch(72% 0.08 2);
  --brand: oklch(50% 0.19 8);
  --brand-2: oklch(63% 0.17 0);
  --amber: oklch(71% 0.13 58);
  --cool: oklch(74% 0.04 215);
  --graphite: oklch(22% 0.012 250);
  --shadow: 0 28px 90px oklch(36% 0.06 350 / 0.16);
  --radius: 8px;
  --side: clamp(18px, 4vw, 72px);
  font-family: Arial, "Helvetica Neue", system-ui, sans-serif;
  letter-spacing: 0;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    linear-gradient(180deg, oklch(99% 0.008 355), var(--paper-2) 56%, oklch(97% 0.01 355));
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, oklch(58% 0.09 2 / 0.12) 1px, transparent 1px),
    linear-gradient(180deg, oklch(58% 0.09 2 / 0.10) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(180deg, black 0%, black 48%, transparent 92%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -4;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 49.95%, oklch(75% 0.06 5 / 0.18) 50%, transparent 50.05%),
    linear-gradient(180deg, transparent 0 49.95%, oklch(75% 0.06 5 / 0.12) 50%, transparent 50.05%);
  background-size: 100vw 100vh;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.cursor-light {
  position: fixed;
  width: 260px;
  height: 260px;
  z-index: -1;
  pointer-events: none;
  opacity: 0.35;
  background:
    radial-gradient(circle, oklch(72% 0.15 8 / 0.22), transparent 62%);
  transform: translate3d(-50%, -50%, 0);
  transition: opacity 220ms ease;
}

.page-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent calc(var(--side) - 1px), var(--line) var(--side), transparent calc(var(--side) + 1px)),
    linear-gradient(90deg, transparent calc(100% - var(--side) - 1px), var(--line) calc(100% - var(--side)), transparent calc(100% - var(--side) + 1px));
  opacity: 0.75;
}

.site-header {
  --brand: oklch(48% 0.19 9);
  --brand-2: oklch(58% 0.18 4);
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 16px;
  min-height: 72px;
  padding: 0 clamp(20px, 3vw, 42px);
  background: oklch(99.2% 0.006 25 / 0.96);
  border: 0 solid oklch(89% 0.016 25);
  border-bottom-width: 1px;
  border-radius: 0;
  box-shadow: 0 6px 24px oklch(34% 0.035 25 / 0.08);
  backdrop-filter: blur(18px);
  color: var(--ink);
  transition: box-shadow 220ms ease, transform 220ms ease, background 220ms ease;
}

.site-header.scrolled {
  background: oklch(99.2% 0.006 25 / 0.98);
  box-shadow: 0 8px 28px oklch(34% 0.035 25 / 0.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 190px;
}

.brand-mark {
  width: 42px;
  height: 30px;
  flex: 0 0 auto;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  clip-path: polygon(0 18%, 18% 0, 68% 0, 58% 20%, 28% 20%, 19% 31%, 47% 31%, 39% 50%, 7% 50%, 0 42%);
}

.brand-text {
  display: grid;
  line-height: 1;
}

.brand strong {
  font-size: 18px;
  font-weight: 900;
  color: var(--brand);
}

.brand small {
  margin-top: 4px;
  font-size: 10px;
  color: var(--muted);
  white-space: nowrap;
}

.editor-container-media {
  position: relative;
  min-height: 40px;
  background-origin: content-box;
}

.editor-container-media .brand-mark,
.editor-container-media .brand-text,
.editor-container-media > span:not(.editor-container-video),
.editor-container-media > small,
.editor-container-media > strong {
  opacity: 0;
}

.editor-container-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(10px, 1.6vw, 24px);
  min-height: 40px;
  font-size: 12px;
  color: var(--ink-2);
}

.nav a {
  position: relative;
  padding: 6px 0;
  font-weight: 800;
  white-space: nowrap;
  transition: color 180ms ease, transform 180ms ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--brand);
}

.nav a:hover::after,
.nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.language-switch {
  display: inline-flex;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-soft);
}

.lang-button {
  min-height: 30px;
  padding: 0 9px;
  border: 0;
  border-radius: 999px;
  color: var(--muted);
  background: transparent;
  font-size: 11px;
  font-weight: 900;
  cursor: pointer;
}

.lang-button.active {
  color: oklch(98% 0.006 345);
  background: var(--brand);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 13px;
  font-weight: 900;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.header-cta,
.button.primary {
  color: oklch(98% 0.006 345);
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 14px 32px oklch(47% 0.19 9 / 0.22);
}

.button.ghost {
  color: var(--brand);
  border-color: oklch(72% 0.1 8 / 0.6);
  background: oklch(100% 0.006 345 / 0.72);
}

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

.chapter-rail {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 35;
  width: var(--side);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  padding-top: 100px;
  color: var(--muted);
  border-right: 1px solid var(--line);
  background: oklch(99% 0.008 355 / 0.72);
  backdrop-filter: blur(12px);
}

.chapter-rail span {
  writing-mode: vertical-rl;
  color: var(--brand);
  font-size: 10px;
  font-weight: 900;
}

.chapter-rail a {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 900;
  border: 1px solid transparent;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.chapter-rail a.active,
.chapter-rail a:hover {
  color: var(--brand);
  border-color: var(--line-strong);
  background: oklch(99% 0.006 355 / 0.9);
}

main {
  padding: 0 var(--side);
}

section {
  scroll-margin-top: 112px;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(360px, 0.52fr) minmax(720px, 1.48fr);
  gap: clamp(28px, 5vw, 82px);
  align-items: center;
  padding: 128px clamp(22px, 4vw, 70px) 46px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero::after,
.product-map::after {
  content: "";
  position: absolute;
  pointer-events: none;
  width: 520px;
  height: 520px;
  right: -160px;
  bottom: -170px;
  border: 1px solid oklch(72% 0.1 5 / 0.28);
  transform: rotate(22deg);
}

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

.eyebrow {
  margin: 0 0 18px;
  color: var(--brand);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 10ch;
  margin-bottom: 24px;
  font-size: clamp(48px, 6vw, 106px);
  line-height: 0.92;
  font-weight: 950;
  letter-spacing: 0;
}

h2 {
  max-width: 13ch;
  margin-bottom: 18px;
  font-size: clamp(34px, 4.8vw, 76px);
  line-height: 0.98;
  font-weight: 950;
}

.lead,
.section-heading p,
.client-copy p,
.contact-copy p {
  max-width: 62ch;
  color: var(--ink-2);
  font-size: clamp(16px, 1.25vw, 20px);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-lifestyle {
  position: relative;
  min-height: clamp(520px, 52vw, 760px);
  margin: 0;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid oklch(78% 0.09 4 / 0.42);
  border-radius: var(--radius);
  background: oklch(96% 0.014 355);
  box-shadow: var(--shadow);
  transform-style: preserve-3d;
  transition: transform 260ms cubic-bezier(.16, 1, .3, 1), box-shadow 260ms ease;
}

.hero-lifestyle::before,
.hero-lifestyle::after {
  content: "";
  position: absolute;
  z-index: 3;
  pointer-events: none;
}

.hero-lifestyle::before {
  inset: 18px;
  border: 1px solid oklch(98% 0.006 355 / 0.54);
  box-shadow:
    inset 0 0 0 1px oklch(48% 0.17 8 / 0.18),
    0 0 0 1px oklch(99% 0.006 355 / 0.24);
}

.hero-lifestyle::after {
  inset: 0;
  background:
    linear-gradient(90deg, oklch(99% 0.006 355 / 0.62) 0 17%, transparent 42%),
    linear-gradient(180deg, transparent 0 58%, oklch(20% 0.02 250 / 0.18) 100%),
    linear-gradient(90deg, transparent 0 49%, oklch(99% 0.006 355 / 0.2) 50%, transparent 51%);
  mix-blend-mode: soft-light;
}

.hero-lifestyle img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  object-position: 58% center;
  transform: scale(1.035);
  animation: heroImageDrift 42s cubic-bezier(.16, 1, .3, 1) infinite alternate;
}

.hero-photo-shade {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(90deg, oklch(98% 0.008 355 / 0.62), transparent 30%),
    linear-gradient(180deg, transparent 42%, oklch(16% 0.015 250 / 0.28));
}

.hero-scanline {
  position: absolute;
  inset: 18px auto 18px 18px;
  z-index: 4;
  width: 22%;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, oklch(99% 0.006 355 / 0.18), transparent);
  transform: translateX(-120%);
  animation: heroScan 30s cubic-bezier(.16, 1, .3, 1) infinite;
}

.earpad-target {
  position: absolute;
  right: clamp(42px, 6vw, 92px);
  top: clamp(140px, 18vw, 245px);
  z-index: 5;
  width: clamp(156px, 16vw, 238px);
  aspect-ratio: 1;
  border: 1px solid oklch(99% 0.006 355 / 0.92);
  border-radius: 50%;
  box-shadow:
    0 0 0 1px oklch(48% 0.17 8 / 0.54),
    0 0 0 16px oklch(99% 0.006 355 / 0.09),
    inset 0 0 0 14px oklch(14% 0.01 250 / 0.08);
  animation: targetPulse 16s cubic-bezier(.16, 1, .3, 1) infinite;
}

.earpad-target::before,
.earpad-target::after {
  content: "";
  position: absolute;
  background: oklch(99% 0.006 355 / 0.9);
}

.earpad-target::before {
  left: 50%;
  top: -26px;
  width: 1px;
  height: calc(100% + 52px);
}

.earpad-target::after {
  left: -26px;
  top: 50%;
  width: calc(100% + 52px);
  height: 1px;
}

.comfort-lens {
  position: absolute;
  right: clamp(24px, 4vw, 70px);
  bottom: clamp(44px, 7vw, 104px);
  z-index: 6;
  width: clamp(150px, 15vw, 220px);
  aspect-ratio: 1.22;
  border: 1px solid oklch(99% 0.006 355 / 0.82);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, oklch(99% 0.006 355 / 0.72), oklch(92% 0.02 355 / 0.22)),
    url("assets/products-clients-hero-people-headphones.webp");
  background-size: 520%;
  background-position: 85% 31%;
  box-shadow:
    0 24px 70px oklch(13% 0.02 250 / 0.26),
    inset 0 0 0 1px oklch(48% 0.17 8 / 0.2);
  animation: lensFloat 18s cubic-bezier(.16, 1, .3, 1) infinite;
}

.comfort-lens::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid oklch(48% 0.17 8 / 0.46);
  border-radius: calc(var(--radius) - 2px);
}

.comfort-callout,
.wearer-note {
  position: absolute;
  z-index: 7;
  display: grid;
  gap: 5px;
  border: 1px solid oklch(99% 0.006 355 / 0.72);
  background: oklch(99% 0.006 355 / 0.86);
  box-shadow: 0 18px 48px oklch(18% 0.02 250 / 0.16);
  backdrop-filter: blur(12px);
}

.comfort-callout {
  right: clamp(170px, 18vw, 282px);
  bottom: clamp(42px, 6vw, 94px);
  min-width: 190px;
  padding: 14px 16px;
}

.wearer-note {
  left: clamp(24px, 4vw, 60px);
  top: clamp(34px, 5vw, 76px);
  padding: 12px 14px;
}

.comfort-callout strong,
.wearer-note strong {
  color: var(--brand);
  font-size: 13px;
  font-weight: 950;
}

.comfort-callout span,
.wearer-note span {
  color: var(--ink-2);
  font-size: 12px;
  font-weight: 800;
}

.exploded-stage {
  position: relative;
  min-height: 620px;
  display: grid;
  place-items: center;
}

.part-stack {
  position: relative;
  width: min(100%, 880px);
  height: clamp(430px, 48vw, 620px);
  transform-style: preserve-3d;
  perspective: 1300px;
}

.earpad-explosion {
  position: relative;
  width: min(100%, 1120px);
  height: clamp(520px, 52vw, 700px);
  transform-style: preserve-3d;
  perspective: 1400px;
  transition: transform 260ms cubic-bezier(.16, 1, .3, 1);
}

.earpad-explosion::before {
  content: "";
  position: absolute;
  inset: 16% 4% 18% 2%;
  background:
    linear-gradient(90deg, oklch(72% 0.1 5 / 0.10) 1px, transparent 1px),
    linear-gradient(180deg, oklch(72% 0.1 5 / 0.08) 1px, transparent 1px);
  background-size: 58px 58px;
  border: 1px solid oklch(74% 0.1 5 / 0.28);
  transform: translateZ(-60px);
}

.component-row {
  position: absolute;
  left: 3%;
  right: 6%;
  top: 31%;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transform-style: preserve-3d;
}

.explode-part {
  position: relative;
  flex: 0 0 auto;
  margin: 0;
  display: grid;
  place-items: center;
  transform-style: preserve-3d;
  animation: explodeBreathe 6s ease-in-out infinite;
}

.explode-part::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 6px;
  height: 6px;
  z-index: 4;
  background: var(--brand);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 5px oklch(99% 0.006 355 / 0.72);
}

.explode-part::after {
  content: "";
  position: absolute;
  left: 50%;
  top: calc(50% + 138px);
  width: 1px;
  height: 42px;
  background: oklch(72% 0.1 5 / 0.35);
}

.explode-part img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 28px 26px oklch(28% 0.02 250 / 0.18));
}

.part-leather {
  width: 240px;
  height: 250px;
}

.part-leather img {
  transform: scale(1.12);
}

.part-fabric,
.part-mesh,
.part-inner {
  width: 128px;
  height: 224px;
  border-radius: 52% / 48%;
  background:
    radial-gradient(ellipse at 48% 50%, transparent 0 30%, oklch(24% 0.01 250) 31% 47%, transparent 48%),
    radial-gradient(ellipse at 50% 50%, oklch(36% 0.012 250) 0 54%, transparent 55%),
    repeating-linear-gradient(25deg, oklch(20% 0.008 250), oklch(20% 0.008 250) 4px, oklch(31% 0.008 250) 5px, oklch(31% 0.008 250) 8px);
  filter: drop-shadow(0 24px 22px oklch(28% 0.02 250 / 0.18));
}

.part-foam {
  width: 190px;
  height: 245px;
  border-radius: 52% / 48%;
  background:
    radial-gradient(ellipse at 50% 50%, transparent 0 26%, oklch(72% 0.012 250) 27% 48%, transparent 49%),
    radial-gradient(ellipse at 50% 50%, oklch(78% 0.012 250) 0 58%, transparent 59%),
    radial-gradient(circle at 34% 28%, oklch(90% 0.008 250 / 0.55), transparent 12%),
    oklch(78% 0.012 250);
  filter:
    drop-shadow(0 25px 24px oklch(28% 0.02 250 / 0.16))
    blur(0.05px);
}

.part-mesh {
  width: 128px;
  height: 206px;
  background:
    radial-gradient(ellipse at 48% 50%, transparent 0 28%, oklch(18% 0.01 250) 29% 48%, transparent 49%),
    repeating-linear-gradient(110deg, oklch(20% 0.006 250), oklch(20% 0.006 250) 3px, oklch(28% 0.008 250) 4px, oklch(28% 0.008 250) 7px);
}

.part-frame {
  width: 165px;
  height: 230px;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 50% 50%, transparent 0 44%, oklch(18% 0.012 250) 45% 52%, transparent 53%),
    conic-gradient(from 8deg, oklch(20% 0.012 250), oklch(56% 0.018 250), oklch(12% 0.012 250), oklch(36% 0.012 250), oklch(18% 0.012 250));
  box-shadow:
    inset 0 0 0 12px oklch(16% 0.012 250),
    inset 0 0 0 24px oklch(34% 0.012 250 / 0.75),
    0 26px 26px oklch(28% 0.02 250 / 0.18);
}

.part-frame::before {
  box-shadow:
    0 -78px 0 -1px var(--brand),
    0 78px 0 -1px var(--brand),
    58px 0 0 -1px var(--brand),
    -58px 0 0 -1px var(--brand),
    0 0 0 5px oklch(99% 0.006 355 / 0.72);
}

.part-inner {
  width: 112px;
  height: 190px;
}

.part-ring {
  width: 150px;
  height: 226px;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 50% 50%, transparent 0 41%, oklch(98% 0.006 240 / 0.18) 42% 52%, transparent 53%),
    conic-gradient(from 20deg, oklch(98% 0.006 240 / 0.2), oklch(78% 0.018 240 / 0.45), oklch(99% 0.006 240 / 0.16), oklch(72% 0.018 240 / 0.42), oklch(98% 0.006 240 / 0.2));
  border: 1px solid oklch(86% 0.02 240 / 0.55);
  box-shadow:
    inset 0 0 0 12px oklch(96% 0.006 240 / 0.35),
    0 26px 26px oklch(28% 0.02 250 / 0.08);
}

.part-ring::before {
  background: transparent;
  border: 1px solid var(--brand);
}

.spec-label {
  position: absolute;
  z-index: 8;
  width: 150px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 850;
  line-height: 1.25;
}

.spec-label strong {
  display: block;
  margin-bottom: 5px;
  font-size: 13px;
  font-weight: 950;
}

.spec-label span {
  color: oklch(42% 0.03 250);
}

.spec-label::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 52px;
  width: 1px;
  height: 94px;
  background: var(--line-strong);
}

.spec-label::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 143px;
  width: 11px;
  height: 11px;
  border: 1px solid var(--brand);
  background: var(--panel);
  border-radius: 50%;
}

.spec-leather { left: 6%; top: 9%; }
.spec-fabric { left: 22%; top: 4%; }
.spec-foam { left: 38%; top: 8%; }
.spec-mesh { left: 53%; top: 12%; }
.spec-frame { left: 65%; top: 5%; }
.spec-inner { left: 78%; top: 11%; }
.spec-ring { right: 0; top: 5%; }

.part-centerline {
  position: absolute;
  left: 3%;
  right: 6%;
  top: calc(31% + 150px);
  height: 1px;
  background: linear-gradient(90deg, transparent, oklch(70% 0.1 5 / 0.45), transparent);
}

.dimension {
  position: absolute;
  z-index: 7;
  color: var(--brand);
  font-size: 12px;
  font-weight: 950;
}

.dimension-width {
  left: 5%;
  right: 6%;
  bottom: 11%;
  height: 1px;
  background: var(--line-strong);
}

.dimension-width::before,
.dimension-width::after {
  content: "";
  position: absolute;
  top: -10px;
  width: 1px;
  height: 21px;
  background: var(--line-strong);
}

.dimension-width::before { left: 0; }
.dimension-width::after { right: 0; }

.dimension-width span {
  position: absolute;
  left: 50%;
  top: 13px;
  transform: translateX(-50%);
}

.dimension-height {
  left: 1%;
  top: 29%;
  bottom: 24%;
  width: 1px;
  background: var(--line-strong);
}

.dimension-height::before,
.dimension-height::after {
  content: "";
  position: absolute;
  left: -10px;
  width: 21px;
  height: 1px;
  background: var(--line-strong);
}

.dimension-height::before { top: 0; }
.dimension-height::after { bottom: 0; }

.dimension-height span {
  position: absolute;
  left: -66px;
  top: 50%;
  transform: rotate(-90deg) translateX(20%);
}

.detail-drawing {
  position: absolute;
  right: -2%;
  top: 38%;
  width: 160px;
  height: 160px;
  border: 1px solid oklch(72% 0.1 5 / 0.5);
  border-radius: 50%;
  opacity: 0.72;
}

.detail-drawing::before,
.detail-drawing::after {
  content: "";
  position: absolute;
  inset: 22%;
  border: 1px solid oklch(72% 0.1 5 / 0.45);
  border-radius: 50%;
}

.detail-drawing::after {
  inset: 50% 0 auto;
  height: 1px;
  border: 0;
  background: oklch(72% 0.1 5 / 0.45);
}

.detail-drawing span {
  position: absolute;
  left: 50%;
  top: 0;
  width: 1px;
  height: 100%;
  background: oklch(72% 0.1 5 / 0.32);
  transform-origin: center;
}

.detail-drawing span:nth-child(2) { transform: rotate(45deg); }
.detail-drawing span:nth-child(3) { transform: rotate(90deg); }
.detail-drawing span:nth-child(4) { transform: rotate(135deg); }

.component-row {
  left: 4%;
  right: 2%;
  top: 32%;
  height: 280px;
}

.part-leather {
  width: 205px;
  height: 250px;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 50% 50%, transparent 0 31%, oklch(8% 0.01 250) 32% 49%, transparent 50%),
    radial-gradient(ellipse at 36% 28%, oklch(44% 0.012 250 / 0.7), transparent 18%),
    radial-gradient(ellipse at 58% 52%, oklch(10% 0.01 250) 0 54%, transparent 55%),
    conic-gradient(from 30deg, oklch(12% 0.01 250), oklch(28% 0.012 250), oklch(10% 0.01 250), oklch(34% 0.012 250), oklch(12% 0.01 250));
  box-shadow:
    inset 18px 0 24px oklch(45% 0.012 250 / 0.18),
    inset -22px -10px 30px oklch(5% 0.01 250 / 0.55),
    0 30px 28px oklch(28% 0.02 250 / 0.18);
}

.part-leather::after {
  background:
    repeating-linear-gradient(92deg, transparent 0 9px, oklch(80% 0.02 20 / 0.18) 10px 11px),
    var(--line-strong);
}

.part-fabric,
.part-mesh,
.part-inner {
  width: 112px;
  height: 210px;
}

.part-foam {
  width: 178px;
  height: 236px;
}

.part-mesh {
  width: 116px;
  height: 202px;
}

.part-frame {
  width: 150px;
  height: 222px;
}

.part-frame::before {
  box-shadow:
    0 -72px 0 -1px var(--brand),
    0 72px 0 -1px var(--brand),
    53px 0 0 -1px var(--brand),
    -53px 0 0 -1px var(--brand),
    0 0 0 5px oklch(99% 0.006 355 / 0.72);
}

.part-inner {
  width: 102px;
  height: 184px;
}

.part-ring {
  width: 132px;
  height: 214px;
}

.spec-label {
  width: 132px;
  font-size: 10px;
}

.spec-label strong {
  font-size: 12px;
}

.spec-leather { left: 6%; top: 10%; }
.spec-fabric { left: 21%; top: 6%; }
.spec-foam { left: 36%; top: 10%; }
.spec-mesh { left: 50%; top: 14%; }
.spec-frame { left: 62%; top: 7%; }
.spec-inner { left: 75%; top: 13%; }
.spec-ring { right: 2%; top: 7%; }

.part-centerline {
  left: 4%;
  right: 2%;
  top: calc(32% + 140px);
}

.dimension-width {
  left: 5%;
  right: 2%;
}

.detail-drawing {
  right: 0;
}

.headphone-explosion {
  position: relative;
  width: min(100%, 960px);
  height: clamp(470px, 52vw, 680px);
  transform-style: preserve-3d;
  perspective: 1400px;
  transition: transform 260ms cubic-bezier(.16, 1, .3, 1);
}

.headphone-explosion::before {
  content: "";
  position: absolute;
  inset: 9% 3% 16% 2%;
  background:
    linear-gradient(90deg, oklch(70% 0.12 5 / 0.13) 1px, transparent 1px),
    linear-gradient(180deg, oklch(70% 0.12 5 / 0.10) 1px, transparent 1px),
    radial-gradient(circle at 55% 48%, oklch(96% 0.026 8), transparent 46%);
  background-size: 42px 42px, 42px 42px, auto;
  border: 1px solid oklch(78% 0.09 5 / 0.35);
  transform: skewX(-3deg);
}

.assembly-tag {
  position: absolute;
  left: 6%;
  top: 7%;
  z-index: 4;
  padding: 8px 11px;
  color: var(--brand);
  background: oklch(99% 0.006 355 / 0.88);
  border: 1px solid var(--line-strong);
  font-size: 11px;
  font-weight: 950;
  text-transform: uppercase;
}

.headphone-base {
  position: absolute;
  left: 13%;
  right: 3%;
  bottom: 9%;
  z-index: 2;
  margin: 0;
  animation: headphoneFloat 6.4s ease-in-out infinite;
}

.headphone-base img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 34px 30px oklch(28% 0.02 250 / 0.18));
}

.earpad-focus {
  position: absolute;
  left: 0;
  top: 17%;
  z-index: 6;
  width: min(38%, 340px);
  padding: 14px;
  background: oklch(99% 0.006 355 / 0.94);
  border: 1px solid var(--line-strong);
  box-shadow: 0 28px 80px oklch(40% 0.06 350 / 0.18);
  animation: focusFloat 5.2s ease-in-out infinite;
}

.earpad-focus > span {
  display: block;
  margin-bottom: 10px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 950;
  text-transform: uppercase;
}

.earpad-focus figure {
  margin: 0;
  padding: 18px;
  background:
    linear-gradient(90deg, oklch(90% 0.02 355 / 0.7) 1px, transparent 1px),
    linear-gradient(180deg, oklch(90% 0.02 355 / 0.7) 1px, transparent 1px),
    oklch(97% 0.008 355);
  background-size: 28px 28px;
}

.earpad-focus img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 22px 22px oklch(24% 0.02 250 / 0.18));
}

.earpad-focus ol {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.earpad-focus li {
  display: grid;
  gap: 2px;
  padding: 7px;
  border: 1px solid oklch(86% 0.035 355);
}

.earpad-focus strong {
  color: var(--brand);
  font-size: 12px;
}

.earpad-focus small {
  color: var(--ink-2);
  font-size: 10px;
  font-weight: 800;
  line-height: 1.25;
}

.earpad-layer {
  position: absolute;
  z-index: 5;
  display: grid;
  place-items: center;
  margin: 0;
  animation: layerDrift 5.8s ease-in-out infinite;
}

.earpad-layer::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -38px;
  width: 1px;
  height: 52px;
  background: var(--line-strong);
}

.earpad-layer::after {
  content: "";
  position: absolute;
  left: calc(50% - 5px);
  top: -42px;
  width: 11px;
  height: 11px;
  border: 1px solid var(--brand);
  background: var(--panel);
  border-radius: 50%;
}

.earpad-layer img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 18px 18px oklch(24% 0.02 250 / 0.18));
}

.earpad-layer figcaption {
  position: absolute;
  top: -66px;
  left: 50%;
  min-width: 118px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 950;
  transform: translateX(-18%);
}

.layer-skin {
  left: 33%;
  top: 9%;
  width: 176px;
  height: 132px;
}

.layer-foam {
  left: 50%;
  top: 4%;
  width: 120px;
  height: 126px;
  animation-delay: -1.8s;
}

.layer-mesh {
  right: 18%;
  top: 13%;
  width: 142px;
  height: 150px;
  animation-delay: -3s;
}

.callout-line {
  position: absolute;
  z-index: 7;
  color: var(--brand);
  font-size: 12px;
  font-weight: 950;
}

.callout-line span {
  display: inline-block;
  padding: 5px 8px;
  background: oklch(99% 0.006 355 / 0.9);
  border: 1px solid oklch(78% 0.09 5 / 0.38);
}

.callout-line::before {
  content: "";
  position: absolute;
  height: 1px;
  background: var(--line-strong);
  transform-origin: left;
}

.callout-line::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--brand);
  border-radius: 50%;
}

.callout-main {
  left: 37%;
  top: 51%;
}

.callout-main::before {
  left: -104px;
  top: 8px;
  width: 98px;
  transform: rotate(-12deg);
}

.callout-main::after {
  left: -111px;
  top: 18px;
}

.callout-ring {
  right: 18%;
  bottom: 23%;
}

.callout-ring::before {
  left: -108px;
  top: 8px;
  width: 100px;
  transform: rotate(-8deg);
}

.callout-ring::after {
  left: -116px;
  top: 14px;
}

.scan-beam {
  position: absolute;
  z-index: 8;
  top: 16%;
  bottom: 18%;
  left: 45%;
  width: 1px;
  background: linear-gradient(180deg, transparent, oklch(66% 0.16 5 / 0.7), transparent);
  box-shadow: 0 0 22px oklch(66% 0.16 5 / 0.35);
  animation: scanBeam 4.6s ease-in-out infinite;
}

.part {
  position: absolute;
  display: grid;
  place-items: center;
  margin: 0;
  transition: transform 260ms cubic-bezier(.16, 1, .3, 1), filter 260ms ease;
  animation: floatPart 5.6s ease-in-out infinite;
}

.part::before {
  content: "";
  position: absolute;
  top: -32px;
  left: 50%;
  width: 1px;
  height: 54px;
  background: var(--line-strong);
}

.part::after {
  content: "";
  position: absolute;
  top: -35px;
  left: calc(50% - 4px);
  width: 9px;
  height: 9px;
  border: 1px solid var(--brand);
  background: var(--panel);
  border-radius: 50%;
}

.part img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 34px 34px oklch(28% 0.02 250 / 0.18));
}

.part figcaption {
  position: absolute;
  top: -62px;
  left: 50%;
  min-width: 112px;
  color: var(--brand);
  font-size: 11px;
  font-weight: 900;
  transform: translateX(-12%);
}

.part-a {
  left: 0;
  top: 170px;
  width: 250px;
  height: 270px;
}

.part-b {
  left: 19%;
  top: 122px;
  width: 210px;
  height: 300px;
  animation-delay: -1.4s;
}

.part-c {
  left: 38%;
  top: 130px;
  width: 220px;
  height: 292px;
  animation-delay: -2.2s;
}

.part-d {
  right: 11%;
  top: 112px;
  width: 230px;
  height: 300px;
  animation-delay: -0.8s;
}

.part-e {
  right: 0;
  top: 180px;
  width: 210px;
  height: 240px;
  animation-delay: -3s;
}

@keyframes floatPart {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -16px, 28px); }
}

@keyframes explodeBreathe {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -12px, 35px); }
}

@keyframes headphoneFloat {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(-1deg); }
  50% { transform: translate3d(0, -12px, 22px) rotate(0.6deg); }
}

@keyframes focusFloat {
  0%, 100% { transform: translate3d(0, 0, 50px); }
  50% { transform: translate3d(0, -14px, 70px); }
}

@keyframes layerDrift {
  0%, 100% { transform: translate3d(0, 0, 38px); }
  50% { transform: translate3d(0, -12px, 60px); }
}

@keyframes scanBeam {
  0%, 100% { transform: translateX(-130px); opacity: 0; }
  18%, 82% { opacity: 1; }
  50% { transform: translateX(230px); opacity: 0.85; }
}

@keyframes heroImageDrift {
  0% { transform: scale(1.035) translate3d(0, 0, 0); }
  100% { transform: scale(1.045) translate3d(-0.35%, -0.25%, 0); }
}

@keyframes heroScan {
  0%, 18% { transform: translateX(-130%); opacity: 0; }
  36%, 62% { opacity: 0.26; }
  82%, 100% { transform: translateX(510%); opacity: 0; }
}

@keyframes targetPulse {
  0%, 100% {
    transform: scale(1);
    box-shadow:
      0 0 0 1px oklch(48% 0.17 8 / 0.54),
      0 0 0 16px oklch(99% 0.006 355 / 0.09),
      inset 0 0 0 14px oklch(14% 0.01 250 / 0.08);
  }
  50% {
    transform: scale(1.012);
    box-shadow:
      0 0 0 1px oklch(48% 0.17 8 / 0.62),
      0 0 0 20px oklch(99% 0.006 355 / 0.10),
      inset 0 0 0 14px oklch(14% 0.01 250 / 0.05);
  }
}

@keyframes lensFloat {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -4px, 0); }
}

.stage-ruler {
  position: absolute;
  color: var(--brand);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.exploded-stage > .stage-ruler {
  display: none;
}

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

.ruler-x {
  left: 11%;
  right: 7%;
  bottom: 92px;
  height: 1px;
  background: var(--line-strong);
}

.ruler-x::before,
.ruler-x::after {
  content: "";
  position: absolute;
  top: -8px;
  width: 1px;
  height: 17px;
  background: var(--line-strong);
}

.ruler-x::before { left: 0; }
.ruler-x::after { right: 0; }
.ruler-x span {
  position: absolute;
  left: 50%;
  top: 12px;
  transform: translateX(-50%);
}

.ruler-y {
  left: 7%;
  top: 23%;
  bottom: 30%;
  width: 1px;
  background: var(--line-strong);
}

.ruler-y::before,
.ruler-y::after {
  content: "";
  position: absolute;
  left: -8px;
  width: 17px;
  height: 1px;
  background: var(--line-strong);
}

.ruler-y::before { top: 0; }
.ruler-y::after { bottom: 0; }
.ruler-y span {
  position: absolute;
  left: -54px;
  top: 50%;
  transform: rotate(-90deg) translateX(20%);
  transform-origin: center;
}

.blueprint-dial {
  position: absolute;
  right: 22px;
  top: 128px;
  width: 176px;
  aspect-ratio: 1;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  animation: dialSpin 20s linear infinite;
}

.blueprint-dial::before,
.blueprint-dial::after {
  content: "";
  position: absolute;
  inset: 18%;
  border: 1px solid oklch(72% 0.1 5 / 0.45);
  border-radius: 50%;
}

.blueprint-dial::after {
  inset: 48% 0 auto;
  height: 1px;
  border: 0;
  background: var(--line-strong);
}

.blueprint-dial span {
  position: absolute;
  left: 50%;
  top: 0;
  width: 1px;
  height: 100%;
  background: oklch(72% 0.1 5 / 0.28);
  transform-origin: center;
}

.blueprint-dial span:nth-child(2) { transform: rotate(60deg); }
.blueprint-dial span:nth-child(3) { transform: rotate(120deg); }

@keyframes dialSpin {
  to { transform: rotate(360deg); }
}

.hero-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero-strip article {
  display: grid;
  gap: 5px;
  padding: 22px clamp(16px, 3vw, 34px);
  border-right: 1px solid var(--line);
}

.hero-strip article:last-child {
  border-right: 0;
}

.hero-strip strong {
  color: var(--brand);
  font-size: clamp(28px, 3vw, 48px);
  line-height: 1;
}

.hero-strip span {
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 800;
}

.product-map {
  position: relative;
  padding: clamp(70px, 9vw, 132px) clamp(22px, 4vw, 70px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.section-heading {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: clamp(18px, 3vw, 40px);
  align-items: start;
  margin-bottom: clamp(32px, 5vw, 70px);
}

.section-heading .eyebrow,
.section-heading h2,
.section-heading p {
  grid-column: 2;
}

.section-number {
  grid-row: span 3;
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  color: var(--brand);
  border: 1px solid var(--line-strong);
  font-weight: 950;
}

.category-nav {
  position: sticky;
  top: 104px;
  z-index: 20;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px;
  margin-bottom: 26px;
  background: oklch(99% 0.008 355 / 0.84);
  border: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.category-nav button {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 0 15px;
  color: var(--ink-2);
  background: transparent;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 900;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.category-nav button:hover,
.category-nav button.active {
  color: var(--brand);
  background: oklch(96% 0.026 0);
  border-color: var(--line-strong);
}

.product-sections {
  display: grid;
  gap: clamp(32px, 5vw, 66px);
}

.product-family {
  display: grid;
  grid-template-columns: minmax(250px, 0.35fr) minmax(0, 1fr);
  gap: clamp(22px, 4vw, 56px);
  align-items: start;
  padding: clamp(22px, 3vw, 38px);
  background: oklch(99% 0.006 355 / 0.75);
  border: 1px solid var(--line);
  box-shadow: 0 20px 58px oklch(35% 0.05 350 / 0.08);
  transition: opacity 220ms ease, transform 220ms ease;
}

.product-family.is-hidden {
  display: none;
}

.family-meta {
  position: sticky;
  top: 178px;
  display: grid;
  gap: 18px;
}

.family-meta strong {
  color: var(--brand);
  font-size: 42px;
  line-height: 1;
}

.family-meta h3 {
  margin: 0;
  font-size: clamp(28px, 3vw, 48px);
  line-height: 1;
}

.family-meta p {
  color: var(--ink-2);
  line-height: 1.75;
}

.family-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.family-tags span {
  padding: 7px 10px;
  color: var(--brand);
  background: oklch(96% 0.026 0);
  border: 1px solid var(--line);
  font-size: 11px;
  font-weight: 900;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.product-card {
  position: relative;
  min-height: 310px;
  display: grid;
  grid-template-rows: minmax(190px, 1fr) auto;
  overflow: hidden;
  color: var(--ink);
  background:
    linear-gradient(135deg, oklch(99% 0.006 355), oklch(94% 0.014 250));
  border: 1px solid var(--line);
  isolation: isolate;
  transition: transform 240ms cubic-bezier(.16, 1, .3, 1), box-shadow 240ms ease, border-color 240ms ease;
}

.product-card::before {
  content: "";
  position: absolute;
  inset: 12px;
  z-index: -1;
  border: 1px solid oklch(72% 0.09 5 / 0.26);
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 240ms ease, transform 240ms ease;
}

.product-card::after {
  content: attr(data-index);
  position: absolute;
  top: 14px;
  right: 14px;
  color: oklch(62% 0.12 4 / 0.72);
  font-size: 11px;
  font-weight: 950;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}

.product-card:hover::before {
  opacity: 1;
  transform: scale(1);
}

.product-card-media {
  display: grid;
  place-items: center;
  min-height: 210px;
  padding: 26px;
}

.product-card img {
  width: min(100%, 260px);
  height: 210px;
  object-fit: contain;
  transition: transform 260ms cubic-bezier(.16, 1, .3, 1), filter 260ms ease;
  filter: drop-shadow(0 22px 24px oklch(30% 0.02 250 / 0.12));
}

.product-card:hover img {
  transform: scale(1.08) rotate(-1deg);
}

.product-card-body {
  min-height: 95px;
  display: grid;
  gap: 8px;
  align-content: center;
  padding: 18px;
  background: oklch(99% 0.006 355 / 0.9);
  border-top: 1px solid var(--line);
}

.product-card h4 {
  margin: 0;
  font-size: 16px;
  line-height: 1.25;
}

.product-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.clients {
  display: grid;
  grid-template-columns: minmax(280px, 0.5fr) minmax(0, 1fr);
  gap: clamp(26px, 5vw, 86px);
  align-items: center;
  padding: clamp(76px, 9vw, 132px) clamp(22px, 4vw, 70px);
  color: var(--paper);
  background:
    linear-gradient(135deg, oklch(24% 0.016 250), oklch(18% 0.016 250));
  border-bottom: 1px solid oklch(42% 0.04 2);
  overflow: hidden;
}

.clients .section-number,
.contact .section-number {
  margin-bottom: 22px;
  border-color: oklch(68% 0.13 4);
  color: oklch(76% 0.14 4);
}

.clients h2,
.contact h2 {
  color: var(--paper);
}

.clients p,
.contact p {
  color: oklch(85% 0.018 250);
}

.logo-field {
  display: grid;
  gap: 14px;
  padding: 18px 0;
  overflow: hidden;
  border-top: 1px solid oklch(76% 0.12 4 / 0.4);
  border-bottom: 1px solid oklch(76% 0.12 4 / 0.4);
}

.logo-track {
  display: flex;
  gap: 14px;
  width: max-content;
  animation: marquee var(--speed, 96s) linear infinite;
}

.logo-track.reverse {
  animation-direction: reverse;
}

.logo-field:hover .logo-track {
  animation-play-state: paused;
}

.logo-track span {
  flex: 0 0 170px;
  min-height: 62px;
  display: grid;
  place-items: center;
  color: oklch(90% 0.014 250);
  border: 1px solid oklch(76% 0.12 4 / 0.28);
  background: oklch(30% 0.016 250 / 0.68);
  font-size: 16px;
  font-weight: 950;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.logo-track span:hover {
  color: var(--paper);
  background: var(--brand);
  transform: translateY(-2px);
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

.testimonials {
  padding: clamp(72px, 9vw, 132px) clamp(22px, 4vw, 70px);
  border-bottom: 1px solid var(--line);
}

.testimonial-board {
  position: relative;
  min-height: 300px;
}

.testimonial-card {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  gap: 16px;
  padding: clamp(30px, 5vw, 70px);
  background: oklch(99% 0.006 355 / 0.82);
  border: 1px solid var(--line);
  opacity: 0;
  transform: translateY(24px);
  pointer-events: none;
  transition: opacity 360ms ease, transform 360ms cubic-bezier(.16, 1, .3, 1);
}

.testimonial-card.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.testimonial-card p {
  max-width: 920px;
  margin: 0;
  font-size: clamp(24px, 3.2vw, 54px);
  line-height: 1.22;
  font-weight: 850;
}

.testimonial-card strong {
  color: var(--brand);
  font-size: 18px;
}

.testimonial-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.testimonial-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 24px;
}

.testimonial-controls button {
  width: 44px;
  height: 8px;
  border: 1px solid var(--line-strong);
  background: transparent;
  transition: background 180ms ease, width 180ms ease;
}

.testimonial-controls button.active {
  width: 72px;
  background: var(--brand);
}

.contact {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(320px, 0.68fr);
  gap: clamp(26px, 5vw, 76px);
  align-items: start;
  padding: clamp(76px, 9vw, 132px) clamp(22px, 4vw, 70px);
  color: var(--paper);
  background:
    linear-gradient(135deg, oklch(21% 0.018 250), oklch(27% 0.03 350));
}

.contact-options {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 28px;
}

.contact-options span,
.contact-options a {
  padding: 10px 13px;
  color: oklch(92% 0.012 250);
  border: 1px solid oklch(78% 0.12 4 / 0.42);
  font-size: 13px;
  font-weight: 850;
}

.inquiry-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
  background: oklch(99% 0.006 355 / 0.08);
  border: 1px solid oklch(78% 0.12 4 / 0.35);
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  color: oklch(90% 0.012 250);
  font-size: 12px;
  font-weight: 900;
}

.inquiry-form label.full,
.inquiry-form button {
  grid-column: 1 / -1;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  color: var(--paper);
  background: oklch(18% 0.018 250 / 0.52);
  border: 1px solid oklch(78% 0.12 4 / 0.32);
  outline: 0;
  padding: 13px 12px;
}

.inquiry-form textarea {
  resize: vertical;
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
  border-color: oklch(74% 0.14 4);
  box-shadow: 0 0 0 3px oklch(60% 0.14 4 / 0.22);
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto auto;
  gap: 18px;
  align-items: center;
  padding: 26px var(--side);
  color: var(--ink-2);
  background: var(--paper);
  border-top: 1px solid var(--line);
  font-size: 13px;
  font-weight: 800;
}

.site-footer a {
  color: var(--brand);
}

.lightbox {
  width: min(1040px, calc(100vw - 36px));
  padding: 0;
  background: transparent;
  border: 0;
}

.lightbox::backdrop {
  background: oklch(12% 0.016 250 / 0.78);
  backdrop-filter: blur(8px);
}

.lightbox-panel {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 56px;
  gap: 14px;
  align-items: center;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  box-shadow: 0 40px 120px oklch(5% 0.02 250 / 0.45);
}

.lightbox img {
  grid-column: 2;
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
  background:
    linear-gradient(90deg, oklch(90% 0.02 355 / 0.72) 1px, transparent 1px),
    linear-gradient(180deg, oklch(90% 0.02 355 / 0.72) 1px, transparent 1px),
    oklch(98% 0.008 355);
  background-size: 36px 36px;
}

.lightbox-caption {
  grid-column: 2;
  display: grid;
  gap: 6px;
}

.lightbox-caption span {
  color: var(--brand);
  font-size: 12px;
  font-weight: 950;
}

.lightbox-caption strong {
  font-size: clamp(22px, 3vw, 40px);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  color: var(--brand);
  background: var(--panel);
  border: 1px solid var(--line-strong);
  font-size: 34px;
  line-height: 1;
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 2;
}

.lightbox-prev { grid-column: 1; grid-row: 1; }
.lightbox-next { grid-column: 3; grid-row: 1; }

.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 620ms ease, transform 620ms cubic-bezier(.16, 1, .3, 1);
  transition-delay: var(--delay, 0ms);
}

html.js .reveal {
  opacity: 1;
  transform: translateY(0);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 1180px) {
  :root { --side: 24px; }

  .chapter-rail { display: none; }

  .site-header {
    grid-template-columns: 1fr auto;
    border-radius: 0;
  }

  .nav {
    order: 3;
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .language-switch {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 150px;
  }

  .hero-lifestyle {
    min-height: 620px;
  }

  .hero-lifestyle img {
    object-position: 62% center;
  }

  .exploded-stage {
    min-height: 620px;
  }

  .headphone-explosion {
    height: 580px;
  }

  .earpad-focus {
    width: min(44%, 330px);
  }

  .layer-skin {
    left: 39%;
  }

  .layer-foam {
    left: 57%;
  }

  .layer-mesh {
    right: 10%;
  }

  .clients,
  .contact,
  .product-family {
    grid-template-columns: 1fr;
  }

  .family-meta {
    position: static;
  }

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

@media (max-width: 760px) {
  .site-header {
    inset: 0 0 auto;
    padding: 10px 16px;
    border-radius: 0;
  }

  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .header-cta {
    min-height: 38px;
    padding: 0 12px;
  }

  main {
    padding: 0;
  }

  .hero,
  .product-map,
  .clients,
  .testimonials,
  .contact {
    padding-left: 16px;
    padding-right: 16px;
  }

  h1 {
    max-width: 11ch;
    font-size: clamp(40px, 12vw, 58px);
    line-height: 0.96;
  }

  h2 {
    max-width: 12ch;
  }

  .section-heading {
    grid-template-columns: 1fr;
  }

  .section-heading .eyebrow,
  .section-heading h2,
  .section-heading p {
    grid-column: 1;
  }

  .section-number {
    width: 58px;
    height: 58px;
    margin-bottom: 18px;
  }

  .exploded-stage {
    min-height: 560px;
  }

  .hero-lifestyle {
    order: -1;
    min-height: 390px;
    margin-top: 4px;
  }

  .hero-lifestyle::before {
    inset: 12px;
  }

  .hero-lifestyle img {
    object-position: 64% center;
  }

  .earpad-target {
    top: 118px;
    right: 20px;
    width: 138px;
  }

  .comfort-lens {
    right: 14px;
    bottom: 24px;
    width: 130px;
  }

  .comfort-callout {
    left: 14px;
    right: auto;
    bottom: 24px;
    min-width: 0;
    max-width: calc(100% - 170px);
    padding: 11px 12px;
  }

  .wearer-note {
    left: 14px;
    top: 18px;
    padding: 10px 11px;
  }

  .part-stack {
    height: 420px;
  }

  .headphone-explosion {
    height: 520px;
  }

  .headphone-explosion::before {
    inset: 14% 0 12%;
  }

  .assembly-tag {
    left: 3%;
    top: 8%;
  }

  .headphone-base {
    left: 4%;
    right: -14%;
    bottom: 7%;
  }

  .earpad-focus {
    left: 3%;
    top: 20%;
    width: min(74%, 310px);
    padding: 10px;
  }

  .earpad-focus figure {
    padding: 10px;
  }

  .earpad-focus ol {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .earpad-focus li {
    padding: 5px;
  }

  .earpad-layer::before,
  .earpad-layer::after,
  .earpad-layer figcaption,
  .callout-line,
  .scan-beam {
    display: none;
  }

  .layer-skin {
    left: 53%;
    top: 16%;
    width: 112px;
    height: 90px;
  }

  .layer-foam {
    left: 70%;
    top: 23%;
    width: 74px;
    height: 84px;
  }

  .layer-mesh {
    right: 2%;
    top: 34%;
    width: 96px;
    height: 98px;
  }

  .part-a { width: 156px; height: 180px; left: 0; top: 168px; }
  .part-b { width: 142px; height: 190px; left: 20%; top: 120px; }
  .part-c { width: 146px; height: 190px; left: 42%; top: 130px; }
  .part-d { width: 142px; height: 190px; right: 8%; top: 104px; }
  .part-e { width: 132px; height: 150px; right: 0; top: 200px; }

  .part figcaption,
  .blueprint-dial,
  .ruler-y {
    display: none;
  }

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

  .hero-strip article:nth-child(2) {
    border-right: 0;
  }

  .product-family {
    padding: 16px;
  }

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

  .product-card {
    min-height: 270px;
  }

  .testimonial-board {
    min-height: 420px;
  }

  .testimonial-card {
    padding: 24px;
  }

  .inquiry-form {
    grid-template-columns: 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding: 24px 16px;
  }

  .lightbox-panel {
    grid-template-columns: 1fr 1fr;
  }

  .lightbox img,
  .lightbox-caption {
    grid-column: 1 / -1;
  }

  .lightbox-prev,
  .lightbox-next {
    grid-row: 3;
  }

  .lightbox-next {
    grid-column: 2;
    justify-self: end;
  }
}

@media (max-width: 760px) {
  .site-header {
    inset: 8px 8px auto;
    display: grid;
    grid-template-columns: minmax(104px, 1fr) auto auto;
    column-gap: 7px;
    row-gap: 8px;
    padding: 9px;
    border: 1px solid var(--line);
    border-radius: 8px;
  }

  .brand {
    order: 1;
    grid-column: 1;
    min-width: 0;
    gap: 6px;
    overflow: hidden;
  }

  .brand-mark {
    width: 28px;
    height: 20px;
  }

  .brand strong {
    font-size: 13px;
  }

  .brand small {
    display: none;
  }

  .language-switch {
    order: 2;
    grid-column: 2;
    display: inline-flex;
    justify-self: end;
    gap: 2px;
    padding: 2px;
  }

  .lang-button {
    min-height: 28px;
    padding: 0 7px;
    font-size: 10px;
  }

  .header-cta {
    order: 3;
    grid-column: 3;
    justify-self: end;
    min-height: 32px;
    padding: 0 10px;
    font-size: 11px;
  }

  .nav {
    order: 4;
    grid-column: 1 / -1;
    gap: 14px;
    min-height: 28px;
    padding: 1px 0 0;
    overflow-x: auto;
    overflow-y: hidden;
    font-size: 10px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav a {
    flex: 0 0 auto;
    padding: 4px 0;
  }
}

.visual-edit-mode [data-editor-media] {
  pointer-events: auto !important;
  animation: none !important;
  transition: none !important;
  cursor: pointer;
  outline: 2px dashed oklch(74% 0.13 155 / 0.72);
  outline-offset: -2px;
}

.visual-edit-mode [data-editor-media] img,
.visual-edit-mode [data-editor-media] video {
  pointer-events: auto !important;
  animation: none !important;
  transition: none !important;
}

.visual-edit-mode [data-canvas-element],
.visual-edit-mode .editor-free-element {
  cursor: move;
  outline: 1px dashed oklch(61% 0.18 28 / 0.78);
  outline-offset: 2px;
  touch-action: none;
}

.visual-edit-mode .editor-element-selected {
  outline: 2px solid oklch(61% 0.18 28);
}

.guanchi-position-label {
  position: absolute;
  z-index: 10000;
  pointer-events: none;
  padding: 3px 7px;
  border-radius: 4px;
  color: #fff;
  background: oklch(32% 0.12 250 / 0.92);
  box-shadow: 0 6px 16px oklch(18% 0.018 250 / 0.2);
  font-size: 11px;
  line-height: 1.2;
  white-space: nowrap;
}

.guanchi-position-label[data-position-kind="media"] {
  background: oklch(45% 0.19 28 / 0.94);
}

.guanchi-position-label[data-position-kind="text"] {
  background: oklch(38% 0.12 155 / 0.94);
}

.visual-edit-mode .editor-free-text {
  min-height: 32px;
  padding: 6px 8px;
  color: oklch(18% 0.012 32);
  background: oklch(99% 0.005 32 / 0.92);
}

.visual-edit-mode .editor-free-image,
.visual-edit-mode .editor-free-video {
  display: block;
  object-fit: cover;
}

.guanchi-element-overlay {
  position: absolute;
  z-index: 9999;
  pointer-events: none;
  border: 1px solid oklch(61% 0.18 28);
  box-shadow: 0 0 0 1px oklch(99% 0.005 32 / 0.82);
}

.guanchi-element-overlay [data-editor-position-id] {
  position: absolute;
  left: 0;
  top: -30px;
  max-width: min(360px, 78vw);
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 3px 7px;
  border-radius: 4px;
  color: #fff;
  background: oklch(45% 0.19 28 / 0.96);
  font-size: 11px;
  line-height: 1.2;
  white-space: nowrap;
  pointer-events: none;
}

.guanchi-element-overlay button {
  position: absolute;
  top: -30px;
  right: 0;
  min-height: 24px;
  border: 0;
  border-radius: 4px;
  padding: 0 8px;
  color: oklch(99% 0.005 32);
  background: oklch(48% 0.18 28);
  font: 700 12px/1 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  pointer-events: auto;
  cursor: pointer;
}

.guanchi-element-overlay [data-move-handle],
.guanchi-element-overlay [data-resize-handle] {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2px solid oklch(99% 0.005 32);
  border-radius: 50%;
  background: oklch(61% 0.18 28);
  pointer-events: auto;
}

.guanchi-element-overlay [data-move-handle] {
  left: -11px;
  top: -11px;
  cursor: move;
}

.guanchi-element-overlay [data-resize-handle] {
  right: -11px;
  bottom: -11px;
  cursor: nwse-resize;
}

.guanchi-element-overlay.is-media-position [data-move-handle],
.guanchi-element-overlay.is-media-position [data-resize-handle],
.guanchi-element-overlay:not(.can-transform-position) [data-move-handle],
.guanchi-element-overlay:not(.can-transform-position) [data-resize-handle] {
  display: none;
}

@media (max-width: 760px) {
  .site-header {
    border-radius: 8px;
    box-shadow: 0 12px 32px oklch(30% 0.04 355 / 0.13);
  }

  .nav {
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .hero {
    gap: 22px;
    padding-top: 150px;
    padding-bottom: 44px;
  }

  h1 {
    max-width: 10.5ch;
    font-size: clamp(34px, 10vw, 46px);
    line-height: 1.02;
  }

  h2 {
    max-width: none;
    font-size: clamp(25px, 7.6vw, 34px);
    line-height: 1.08;
  }

  .hero-lifestyle {
    min-height: 310px;
  }

  .hero-strip {
    gap: 1px;
  }

  .hero-strip article {
    min-height: 74px;
    padding: 13px 10px;
  }

  .product-map,
  .clients,
  .testimonials,
  .contact {
    padding-top: 48px;
    padding-bottom: 48px;
  }

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

  .headphone-explosion {
    height: 430px;
  }

  .product-family {
    gap: 18px;
    padding: 14px;
    border-radius: 8px;
  }

  .family-meta {
    gap: 10px;
  }

  .family-meta h3 {
    font-size: 21px;
  }

  .category-nav {
    display: flex;
    gap: 8px;
    margin-inline: -2px;
    padding-bottom: 4px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .category-nav::-webkit-scrollbar {
    display: none;
  }

  .category-nav button {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 0 12px;
    font-size: 11px;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .product-card {
    min-height: 188px;
    border-radius: 8px;
  }

  .product-card-media {
    min-height: 138px;
  }

  .product-card img {
    min-height: 138px;
  }

  .product-card-body {
    padding: 10px;
  }

  .product-card h4 {
    font-size: 13px;
    line-height: 1.25;
  }

  .product-card span {
    font-size: 10px;
    line-height: 1.35;
  }

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

  .client-matrix span {
    min-height: 38px;
    font-size: 11px;
  }

  .testimonial-board {
    min-height: 320px;
  }

  .testimonial-card {
    padding: 18px;
  }

  .testimonial-card blockquote {
    font-size: 16px;
    line-height: 1.55;
  }
}

@media (max-width: 560px) {
  .products-page .hero {
    padding-bottom: 34px;
  }

  .hero-strip {
    gap: 8px;
    border-top: 0;
  }

  .hero-strip article {
    min-height: 66px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: oklch(99% 0.006 345 / 0.84);
  }

  .hero-strip article:nth-child(2) {
    border-right: 1px solid var(--line);
  }

  .product-family {
    padding: 12px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .product-card {
    min-height: 132px;
    grid-template-columns: 116px minmax(0, 1fr);
    grid-template-rows: auto;
    align-items: stretch;
  }

  .product-card::after {
    top: 9px;
    right: 10px;
  }

  .product-card-media {
    min-height: 132px;
    padding: 14px 10px;
  }

  .product-card img {
    width: 100%;
    height: 104px;
    min-height: 0;
  }

  .product-card-body {
    min-height: 0;
    align-content: center;
    padding: 14px 26px 14px 10px;
  }

  .product-card h4 {
    font-size: 14px;
  }

  .product-card span {
    font-size: 11px;
  }

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

  .testimonial-board {
    min-height: 280px;
  }
}

/* Audit fixes: reduce fragmented CJK headlines and enlarge touch targets. */
@media (min-width: 1181px) {
  .hero {
    grid-template-columns: minmax(430px, 0.72fr) minmax(0, 1.28fr);
    gap: 48px;
  }

  h1 {
    max-width: 12ch;
    font-size: 64px;
    line-height: 0.98;
  }
}

.site-header a,
.site-header button,
.button,
.lang-button,
.nav-toggle,
.chapter-rail a,
.category-nav button,
.contact-options a,
.contact-options span,
.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea,
.inquiry-form button,
.lightbox button { min-height: 44px; }

.site-header a,
.chapter-rail a,
.contact-options a,
.contact-options span {
  display: inline-flex;
  align-items: center;
}

.lang-button,
.nav-toggle,
.lightbox button { min-width: 44px; }

.site-header a,
.chapter-rail a,
.category-nav button,
.site-footer a {
  min-width: 44px;
  min-height: 44px;
}

.site-footer a {
  display: inline-flex;
  align-items: center;
}

h1,
h2,
.product-card h4 { overflow-wrap: break-word; }