:root {
  --bg: #0b0d0f;
  --panel: #12161a;
  --panel-soft: #171c21;
  --text: #f4f7f8;
  --muted: #a8b2b8;
  --line: rgba(255, 255, 255, 0.12);
  --steel: #d9e2e7;
  --amber: #d99228;
  --amber-dark: #a6671d;
  --white: #ffffff;
  --ink: #16191c;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  --cursor-x: 50vw;
  --cursor-y: 50vh;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  overflow-x: clip;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 19;
  background: radial-gradient(circle at var(--cursor-x) var(--cursor-y), rgba(217, 146, 40, 0.12), transparent 22rem);
  content: "";
  opacity: 0.8;
  pointer-events: none;
  transition: opacity 220ms var(--ease);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 40;
  width: var(--scroll-progress, 0%);
  height: 3px;
  background: linear-gradient(90deg, var(--amber), #f8c15e, var(--amber));
  box-shadow: 0 0 18px rgba(217, 146, 40, 0.55);
  pointer-events: none;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto;
  align-items: center;
  gap: 24px;
  min-height: 74px;
  padding: 14px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid var(--line);
  background: rgba(11, 13, 15, 0.86);
  backdrop-filter: blur(18px);
  transition:
    min-height 260ms var(--ease),
    padding 260ms var(--ease),
    background 260ms var(--ease),
    box-shadow 260ms var(--ease);
}

.site-header.is-scrolled {
  min-height: 62px;
  padding-top: 9px;
  padding-bottom: 9px;
  background: rgba(7, 9, 11, 0.96);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.28);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  width: 50px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(217, 146, 40, 0.75);
  background: #101315;
  color: var(--amber);
  font-size: 13px;
  font-weight: 800;
  transition:
    border-color 220ms var(--ease),
    color 220ms var(--ease),
    transform 220ms var(--ease);
}

.brand:hover .brand-mark {
  border-color: var(--amber);
  color: #ffc46b;
  transform: translateY(-1px);
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1.18);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  letter-spacing: 0;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
}

.nav a,
.nav-item > a,
.dropdown-trigger {
  position: relative;
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 4px;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  transition:
    color 220ms var(--ease),
    background 220ms var(--ease);
}

.nav a::after,
.nav-item > a::after,
.dropdown-trigger::after {
  position: absolute;
  right: 12px;
  bottom: 5px;
  left: 12px;
  height: 2px;
  background: var(--amber);
  content: "";
  opacity: 0;
  transform: scaleX(0.2);
  transform-origin: left;
  transition:
    opacity 220ms var(--ease),
    transform 260ms var(--ease);
}

.nav a:hover,
.nav-item:hover > a,
.nav-item:hover > .dropdown-trigger,
.nav-item.is-open > .dropdown-trigger,
.header-cta:hover {
  color: var(--white);
}

.nav a:hover,
.nav-item:hover > a,
.nav-item:hover > .dropdown-trigger,
.nav-item.is-open > .dropdown-trigger {
  background: rgba(255, 255, 255, 0.06);
}

.nav a:hover::after,
.nav-item:hover > a::after,
.nav-item:hover > .dropdown-trigger::after,
.nav-item.is-open > .dropdown-trigger::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-item {
  position: relative;
}

.dropdown-chevron {
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 240ms var(--ease);
}

.nav-item.is-open .dropdown-chevron,
.nav-item:hover .dropdown-chevron {
  transform: translateY(2px) rotate(225deg);
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  min-width: 250px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(13, 17, 20, 0.98);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.38);
  z-index: 60;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px) scale(0.98);
  transform-origin: top left;
  clip-path: inset(0 0 100% 0);
  transition:
    clip-path 360ms var(--ease),
    opacity 220ms var(--ease),
    transform 260ms var(--ease);
}

.nav-dropdown::before {
  position: absolute;
  top: -14px;
  right: 0;
  left: 0;
  height: 14px;
  content: "";
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown,
.nav-item.is-open .nav-dropdown {
  clip-path: inset(0 0 0 0);
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-dropdown a {
  justify-content: space-between;
  width: 100%;
  min-height: 40px;
  color: var(--steel);
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 260ms var(--ease),
    transform 260ms var(--ease),
    color 220ms var(--ease),
    background 220ms var(--ease);
}

.nav-dropdown a::after {
  display: none;
}

.nav-dropdown a:hover {
  background: rgba(217, 146, 40, 0.12);
  color: var(--white);
  transform: translateX(3px);
}

.nav-item:hover .nav-dropdown a,
.nav-item:focus-within .nav-dropdown a,
.nav-item.is-open .nav-dropdown a {
  opacity: 1;
  transform: translateY(0);
}

.nav-dropdown a:nth-child(2) {
  transition-delay: 35ms;
}

.nav-dropdown a:nth-child(3) {
  transition-delay: 70ms;
}

.nav-dropdown a:nth-child(4) {
  transition-delay: 105ms;
}

.nav-dropdown a:nth-child(5) {
  transition-delay: 140ms;
}

.nav-dropdown a:nth-child(6) {
  transition-delay: 175ms;
}

.header-cta {
  --magnet-x: 0px;
  --magnet-y: 0px;
  padding: 10px 16px;
  border: 1px solid rgba(217, 146, 40, 0.7);
  color: var(--amber);
  font-size: 14px;
  transition:
    color 220ms var(--ease),
    border-color 220ms var(--ease),
    transform 220ms var(--ease),
    background 220ms var(--ease);
}

.header-cta:hover {
  border-color: var(--amber);
  background: rgba(217, 146, 40, 0.12);
  transform: translate3d(var(--magnet-x), calc(var(--magnet-y) - 1px), 0);
}

.hero {
  position: relative;
  min-height: calc(100vh - 74px);
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media {
  overflow: hidden;
  background: #080b0d;
}

.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.075);
  transition:
    opacity 1.1s var(--ease),
    transform 7s cubic-bezier(0.18, 0.7, 0.2, 1);
  will-change: opacity, transform;
}

.hero-slide.is-active {
  z-index: 1;
  opacity: 1;
  transform: scale(1.015);
}

.hero-overlay {
  z-index: 2;
  background:
    linear-gradient(90deg, rgba(6, 8, 10, 0.96) 0%, rgba(6, 8, 10, 0.84) 32%, rgba(6, 8, 10, 0.26) 72%),
    linear-gradient(0deg, rgba(11, 13, 15, 0.62), rgba(11, 13, 15, 0.08) 45%, rgba(11, 13, 15, 0.4));
}

.hero-content {
  position: relative;
  z-index: 3;
  width: min(740px, calc(100% - 36px));
  margin-left: clamp(18px, 6vw, 92px);
  padding: 80px 0;
  animation: hero-rise 800ms var(--ease) 120ms both;
}

.hero-slider-controls {
  position: absolute;
  right: clamp(18px, 3vw, 46px);
  bottom: 28px;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(8, 11, 13, 0.72);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(14px);
}

.hero-slider-arrow,
.hero-slider-dots button {
  display: grid;
  place-items: center;
  border: 0;
  color: var(--white);
  background: transparent;
  cursor: pointer;
}

.hero-slider-arrow {
  width: 38px;
  height: 38px;
  transition:
    color 220ms var(--ease),
    background 220ms var(--ease),
    transform 220ms var(--ease);
}

.hero-slider-arrow:hover,
.hero-slider-arrow:focus-visible {
  color: #111315;
  background: var(--amber);
  outline: none;
}

.hero-slider-arrow:active {
  transform: scale(0.92);
}

.hero-slider-arrow span {
  width: 9px;
  height: 9px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
}

.hero-slider-prev span {
  transform: rotate(-135deg);
}

.hero-slider-next span {
  transform: rotate(45deg);
}

.hero-slider-dots {
  display: flex;
  align-items: center;
  gap: 3px;
}

.hero-slider-dots button {
  width: 24px;
  height: 38px;
  padding: 0;
}

.hero-slider-dots button span {
  width: 16px;
  height: 2px;
  background: rgba(255, 255, 255, 0.32);
  transition:
    width 240ms var(--ease),
    background 240ms var(--ease);
}

.hero-slider-dots button[aria-current="true"] span {
  width: 22px;
  background: var(--amber);
}

.hero-slider-dots button:focus-visible {
  outline: 1px solid var(--amber);
  outline-offset: -3px;
}

.hero-slider-counter {
  display: flex;
  gap: 3px;
  min-width: 41px;
  margin: 0 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.hero-slider-counter span:first-child {
  color: var(--white);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--amber);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(44px, 7vw, 82px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 660px;
  color: var(--steel);
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.btn {
  --magnet-x: 0px;
  --magnet-y: 0px;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-weight: 800;
  text-align: center;
  transform: translate3d(var(--magnet-x), var(--magnet-y), 0);
  transition:
    border-color 220ms var(--ease),
    background 220ms var(--ease),
    color 220ms var(--ease),
    box-shadow 220ms var(--ease),
    transform 220ms var(--ease);
}

.btn::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.42) 45%, transparent 70%);
  content: "";
  transform: translateX(-140%);
  transition: transform 620ms var(--ease);
}

.btn:hover {
  transform: translate3d(var(--magnet-x), calc(var(--magnet-y) - 3px), 0);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.22);
}

.btn:hover::before {
  transform: translateX(140%);
}

.btn:active {
  transform: translate3d(var(--magnet-x), calc(var(--magnet-y) + 1px), 0) scale(0.98);
}

.btn-primary {
  background: var(--amber);
  color: #111315;
}

.btn-primary:hover {
  background: #efaa3e;
}

.btn-secondary {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.btn-outline {
  border-color: rgba(217, 146, 40, 0.62);
  color: var(--amber);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 680px;
  margin: 42px 0 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.hero-metrics div {
  padding: 18px;
  background: rgba(12, 15, 18, 0.74);
  transition:
    background 220ms var(--ease),
    transform 220ms var(--ease);
}

.hero-metrics div:hover {
  background: rgba(22, 28, 32, 0.88);
  transform: translateY(-2px);
}

.hero-metrics dt {
  color: var(--white);
  font-size: 26px;
  font-weight: 900;
}

.hero-metrics dd {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.section {
  padding: clamp(64px, 9vw, 116px) clamp(18px, 4vw, 56px);
}

.section-heading {
  max-width: 790px;
  margin: 0 auto 38px;
  text-align: center;
}

.section-heading h2,
.factory-copy h2,
.detail-copy h2,
.rfq-copy h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: 0;
}

.section-heading p,
.factory-copy p,
.detail-copy p,
.rfq-copy p {
  color: var(--muted);
}

.product-section {
  background: #f4f6f6;
  color: var(--ink);
}

.product-section .section-heading p {
  color: #5c676d;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
}

.product-card {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  display: grid;
  grid-template-rows: 260px 1fr;
  min-height: 520px;
  border: 1px solid #d7dddf;
  border-radius: 6px;
  background: var(--white);
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(20, 29, 34, 0);
  transition:
    border-color 260ms var(--ease),
    box-shadow 260ms var(--ease),
    transform 260ms var(--ease);
  transform: perspective(1000px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
}

.product-card:hover {
  border-color: rgba(217, 146, 40, 0.75);
  box-shadow: 0 22px 54px rgba(20, 29, 34, 0.16);
  transform: perspective(1000px) translateY(-8px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
}

.product-card img {
  width: 100%;
  height: 260px;
  object-fit: contain;
  padding: 18px;
  background: #ffffff;
  transition:
    transform 520ms var(--ease),
    filter 260ms var(--ease);
}

.product-card:hover img {
  filter: contrast(1.04) saturate(1.04);
  transform: scale(1.035);
}

.product-card div {
  display: flex;
  flex-direction: column;
  padding: 22px;
}

.product-type {
  margin-bottom: 8px;
  color: var(--amber-dark);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.product-card h3 {
  margin-bottom: 10px;
  font-size: 23px;
}

.product-card p:not(.product-type) {
  color: #5e686e;
}

.product-card a {
  margin-top: auto;
  color: #9b5f18;
  font-weight: 900;
  transition:
    color 200ms var(--ease),
    transform 200ms var(--ease);
}

.product-card a:hover {
  color: #6f410d;
  transform: translateX(4px);
}

.product-card:target {
  border-color: rgba(217, 146, 40, 0.92);
  box-shadow: 0 0 0 1px rgba(217, 146, 40, 0.3), 0 24px 60px rgba(0, 0, 0, 0.2);
}

.motion-banner {
  position: relative;
  min-height: 520px;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: clamp(56px, 8vw, 110px) clamp(18px, 5vw, 76px);
  isolation: isolate;
  background: #080a0c;
}

.compact-banner {
  min-height: 430px;
}

.motion-banner-image,
.motion-banner-video,
.motion-banner-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.motion-banner-image,
.motion-banner-video {
  z-index: 0;
  object-fit: cover;
  transform: scale(1.04) translate3d(var(--parallax-x, 0px), var(--parallax-y, 0px), 0);
  transition: transform 180ms linear;
}

.motion-banner-video {
  background: #080a0c;
  opacity: 0;
  transition:
    opacity 500ms var(--ease),
    transform 180ms linear;
}

.motion-banner-video.is-ready {
  opacity: 1;
}

.poster-fallback {
  z-index: 0;
}

.video-banner .motion-banner-overlay {
  background:
    radial-gradient(circle at 72% 48%, rgba(255, 153, 42, 0.24), transparent 31%),
    radial-gradient(circle at 24% 70%, rgba(217, 146, 40, 0.12), transparent 36%),
    linear-gradient(90deg, rgba(7, 9, 11, 0.94) 0%, rgba(7, 9, 11, 0.72) 46%, rgba(7, 9, 11, 0.22) 100%),
    linear-gradient(0deg, rgba(8, 10, 12, 0.82), rgba(8, 10, 12, 0.14));
}

.motion-banner-overlay {
  z-index: 2;
  background:
    radial-gradient(circle at 76% 58%, rgba(217, 146, 40, 0.16), transparent 30%),
    linear-gradient(90deg, rgba(8, 10, 12, 0.94) 0%, rgba(8, 10, 12, 0.78) 42%, rgba(8, 10, 12, 0.24) 100%),
    linear-gradient(0deg, rgba(8, 10, 12, 0.7), rgba(8, 10, 12, 0.12));
}

.motion-banner-content {
  position: relative;
  z-index: 4;
  max-width: 680px;
}

.motion-banner-content h2 {
  max-width: 760px;
  margin-bottom: 16px;
  font-size: clamp(32px, 5vw, 62px);
  line-height: 1.02;
  letter-spacing: 0;
}

.motion-banner-content .btn,
.motion-banner-content .banner-points span,
.motion-banner-content .banner-contact > * {
  opacity: 0;
  transform: translateY(16px);
}

.motion-banner-content.is-visible .btn,
.motion-banner-content.is-visible .banner-points span,
.motion-banner-content.is-visible .banner-contact > * {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 620ms var(--ease),
    transform 620ms var(--ease);
}

.motion-banner-content.is-visible .banner-points span:nth-child(2),
.motion-banner-content.is-visible .banner-contact > *:nth-child(2) {
  transition-delay: 90ms;
}

.motion-banner-content.is-visible .banner-points span:nth-child(3) {
  transition-delay: 180ms;
}

.motion-banner-content.is-visible .btn {
  transition-delay: 260ms;
}

.motion-banner-content p {
  max-width: 620px;
  color: var(--steel);
  font-size: 18px;
}

.banner-points,
.banner-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0;
}

.banner-points span,
.banner-contact a {
  padding: 10px 13px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--steel);
  font-size: 13px;
  font-weight: 900;
  backdrop-filter: blur(10px);
}

.email-copy-group {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
}

.inline-email {
  vertical-align: middle;
}

.copy-btn {
  min-height: 28px;
  padding: 5px 9px;
  border: 1px solid rgba(217, 146, 40, 0.58);
  border-radius: 4px;
  background: rgba(217, 146, 40, 0.1);
  color: var(--amber);
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  transition:
    background 180ms var(--ease),
    border-color 180ms var(--ease),
    color 180ms var(--ease),
    transform 180ms var(--ease);
}

.copy-btn:hover,
.copy-btn.is-copied {
  border-color: var(--amber);
  background: var(--amber);
  color: #111315;
  transform: translateY(-1px);
}

.copy-btn.is-failed {
  border-color: rgba(255, 255, 255, 0.44);
  color: var(--white);
}

.banner-contact a,
.banner-contact .email-copy-group {
  color: var(--white);
  transition:
    border-color 220ms var(--ease),
    background 220ms var(--ease),
    transform 220ms var(--ease);
}

.banner-contact a:hover,
.banner-contact .email-copy-group:hover {
  border-color: rgba(217, 146, 40, 0.72);
  background: rgba(217, 146, 40, 0.14);
  transform: translateY(-2px);
}

.factory-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.4fr);
  gap: clamp(32px, 6vw, 82px);
  align-items: start;
  background: var(--panel);
}

.factory-copy {
  position: sticky;
  top: 108px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.capability-grid div,
.quality-grid div,
.faq details {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-soft);
  transition:
    border-color 220ms var(--ease),
    background 220ms var(--ease),
    transform 220ms var(--ease),
    box-shadow 220ms var(--ease);
}

.capability-grid div:hover,
.quality-grid div:hover,
.faq details:hover {
  border-color: rgba(217, 146, 40, 0.5);
  background: #1b2228;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.22);
  transform: translateY(-4px);
}

.capability-grid div {
  min-height: 230px;
  padding: 26px;
}

.capability-grid span {
  color: var(--amber);
  font-weight: 900;
}

.capability-grid h3,
.quality-grid h3 {
  margin: 22px 0 10px;
}

.capability-grid p,
.quality-grid p,
.faq p {
  color: var(--muted);
}

.detail-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(340px, 1.1fr);
  gap: clamp(30px, 6vw, 74px);
  align-items: center;
  background: #eef1f2;
  color: var(--ink);
}

.detail-visual {
  display: grid;
  min-height: 520px;
  place-items: center;
  border: 1px solid #d8dddf;
  background: var(--white);
  overflow: hidden;
  transition:
    border-color 240ms var(--ease),
    box-shadow 240ms var(--ease);
}

.detail-visual:hover {
  border-color: rgba(217, 146, 40, 0.65);
  box-shadow: 0 24px 58px rgba(20, 29, 34, 0.16);
}

.detail-visual img {
  width: 100%;
  max-height: 510px;
  object-fit: contain;
  padding: 18px;
  transition: transform 520ms var(--ease);
}

.detail-visual:hover img {
  transform: scale(1.025);
}

.detail-copy p {
  color: #5c676d;
}

.spec-table {
  width: 100%;
  margin-top: 24px;
  border-collapse: collapse;
  background: var(--white);
  box-shadow: 0 1px 0 #dce1e4;
}

.spec-table th,
.spec-table td {
  padding: 15px 16px;
  border-bottom: 1px solid #dce1e4;
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  width: 34%;
  color: #4b565c;
}

.quality-section {
  background: #0e1114;
}

.compact {
  max-width: 710px;
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto 22px;
}

.quality-grid div {
  min-height: 190px;
  padding: 24px;
}

.faq {
  display: grid;
  gap: 10px;
  max-width: 1100px;
  margin: 0 auto;
}

.faq details {
  padding: 18px 22px;
}

.faq summary {
  cursor: pointer;
  font-weight: 800;
  transition: color 200ms var(--ease);
}

.faq summary:hover {
  color: var(--amber);
}

.faq p {
  margin: 12px 0 0;
}

.rfq-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(340px, 1fr);
  gap: clamp(30px, 6vw, 74px);
  background: #f6f7f7;
  color: var(--ink);
}

.rfq-copy p {
  color: #5c676d;
}

.rfq-copy a {
  color: #8d5516;
  font-weight: 900;
}

.contact-strip {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.contact-strip a,
.contact-copy-card {
  padding: 14px 16px;
  border-left: 4px solid var(--amber);
  background: var(--white);
  transition:
    color 200ms var(--ease),
    transform 200ms var(--ease),
    box-shadow 200ms var(--ease);
}

.contact-strip a:hover,
.contact-copy-card:hover {
  box-shadow: 0 14px 30px rgba(20, 29, 34, 0.12);
  transform: translateX(4px);
}

.contact-copy-card a {
  padding: 0;
  border-left: 0;
  background: transparent;
}

.contact-copy-card a:hover {
  box-shadow: none;
  transform: none;
}

.rfq-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 26px;
  border: 1px solid #d7dddf;
  border-radius: 6px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.rfq-form label {
  display: grid;
  gap: 7px;
  color: #384249;
  font-size: 13px;
  font-weight: 900;
}

.rfq-form input,
.rfq-form select,
.rfq-form textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid #cfd6d9;
  border-radius: 4px;
  padding: 10px 12px;
  color: var(--ink);
  font: inherit;
  transition:
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease);
}

.rfq-form input:focus,
.rfq-form select:focus,
.rfq-form textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(217, 146, 40, 0.18);
  outline: none;
}

.rfq-form textarea {
  resize: vertical;
}

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

.rfq-form button[type="submit"]:disabled {
  cursor: wait;
  filter: saturate(0.7);
  opacity: 0.72;
  transform: none;
}

.wide {
  grid-column: 1 / -1;
}

.form-note {
  grid-column: 1 / -1;
  margin: -2px 0 0;
  color: #667177;
  font-size: 13px;
}

.form-note.is-success {
  color: #176c48;
}

.form-note.is-error {
  color: #a63a2b;
}

.form-fallback {
  grid-column: 1 / -1;
  margin: -6px 0 0;
  color: #4f5a60;
  font-size: 13px;
}

.form-fallback[hidden] {
  display: none;
}

.form-fallback a {
  color: #8d5a10;
  font-weight: 900;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

.reveal {
  --reveal-delay: 0ms;
  opacity: 0;
  transform: translateY(38px) scale(0.985);
  transition:
    opacity 850ms var(--ease) var(--reveal-delay),
    transform 850ms var(--ease) var(--reveal-delay);
}

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

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav {
    display: none;
  }

  .hero {
    min-height: 760px;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(6, 8, 10, 0.97) 0%, rgba(6, 8, 10, 0.78) 68%, rgba(6, 8, 10, 0.54)),
      linear-gradient(0deg, rgba(11, 13, 15, 0.78), rgba(11, 13, 15, 0.12));
  }

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

  .factory-band,
  .detail-section,
  .rfq-section {
    grid-template-columns: 1fr;
  }

  .motion-banner {
    min-height: 560px;
  }

  .factory-copy {
    position: static;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 68px;
    gap: 10px;
  }

  .brand small {
    display: none;
  }

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

  .brand-mark {
    width: 42px;
    height: 38px;
  }

  .header-cta {
    padding: 9px 12px;
  }

  .hero {
    min-height: 720px;
  }

  .hero-content {
    width: calc(100% - 32px);
    margin: 0 16px;
  }

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

  .hero-slider-controls {
    top: 16px;
    right: 16px;
    bottom: auto;
    gap: 4px;
    padding: 4px;
  }

  .hero-slider-arrow {
    width: 34px;
    height: 34px;
  }

  .hero-slider-dots button {
    width: 20px;
    height: 34px;
  }

  .hero-slider-dots button span {
    width: 12px;
  }

  .hero-slider-dots button[aria-current="true"] span {
    width: 18px;
  }

  .hero-slider-counter {
    min-width: 35px;
    margin: 0 2px;
    font-size: 10px;
  }

  h1 {
    font-size: 42px;
  }

  .hero-actions,
  .inline-actions {
    flex-direction: column;
  }

  .hero-metrics,
  .product-grid,
  .capability-grid,
  .quality-grid,
  .rfq-form {
    grid-template-columns: 1fr;
  }

  .product-card {
    min-height: auto;
  }

  .motion-banner {
    min-height: 620px;
    padding: 64px 18px;
  }

  .motion-banner-overlay {
    background:
      radial-gradient(circle at 78% 68%, rgba(217, 146, 40, 0.14), transparent 34%),
      linear-gradient(90deg, rgba(8, 10, 12, 0.96) 0%, rgba(8, 10, 12, 0.84) 100%),
      linear-gradient(0deg, rgba(8, 10, 12, 0.72), rgba(8, 10, 12, 0.2));
  }

  .motion-banner-content h2 {
    font-size: 38px;
  }

  .detail-visual {
    min-height: 360px;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .motion-banner-image {
    transform: scale(1.02);
  }

  body::before,
  .scroll-progress {
    display: none;
  }
}

/* Interaction system v2 */
.no-js .reveal {
  opacity: 1;
  transform: none;
}

html.gsap-ready .hero-content {
  animation: none;
}

html.gsap-ready .reveal {
  transition: none;
}

.site-header {
  z-index: 70;
}

.nav {
  align-self: stretch;
}

.nav > a.is-active,
.dropdown-trigger.is-active {
  background: rgba(217, 146, 40, 0.1);
  color: var(--white);
}

.nav > a.is-active::after,
.dropdown-trigger.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-item {
  display: flex;
  align-items: center;
}

.nav-dropdown {
  top: 100%;
  left: 50%;
  z-index: 80;
  display: grid;
  grid-template-columns: minmax(300px, 1fr) 290px;
  gap: 14px;
  width: min(700px, calc(100vw - 40px));
  min-width: 0;
  padding: 14px;
  overflow: hidden;
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(10, 13, 16, 0.98);
  visibility: hidden;
  transform: translate(-44%, 16px) scale(0.98);
  transform-origin: top center;
  clip-path: inset(0 0 100% 0 round 8px);
  transition:
    clip-path 420ms var(--ease),
    opacity 220ms var(--ease),
    transform 320ms var(--ease),
    visibility 0s linear 420ms;
}

.nav-dropdown::before {
  top: 0;
  right: auto;
  left: 0;
  width: 42%;
  height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent);
}

.nav-dropdown::after {
  position: absolute;
  right: -80px;
  bottom: -110px;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(217, 146, 40, 0.12);
  content: "";
  pointer-events: none;
  transform: rotate(32deg);
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown,
.nav-item.is-open .nav-dropdown {
  visibility: visible;
  transform: translate(-44%, 0) scale(1);
  transition-delay: 0s;
}

.dropdown-links {
  display: grid;
  align-content: start;
}

.nav-dropdown .dropdown-links a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  min-height: 47px;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 2px;
}

.nav-dropdown .dropdown-links a:last-child {
  border-bottom: 0;
}

.nav-dropdown .dropdown-links a small {
  color: #69757b;
  font-size: 10px;
}

.nav-dropdown .dropdown-links a.is-preview-active,
.nav-dropdown .dropdown-links a:hover,
.nav-dropdown .dropdown-links a:focus-visible {
  background: rgba(217, 146, 40, 0.12);
  color: var(--white);
}

.dropdown-preview {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto auto auto auto;
  align-content: start;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #12171b;
}

.dropdown-preview p {
  margin-bottom: 10px;
  color: var(--amber);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.dropdown-preview-media {
  position: relative;
  width: 100%;
  min-width: 0;
  min-height: 0;
  aspect-ratio: 1;
  overflow: hidden;
  margin-bottom: 12px;
  background: #fff;
}

.dropdown-preview img {
  position: absolute;
  inset: 8px;
  width: calc(100% - 16px);
  height: calc(100% - 16px);
  min-width: 0;
  min-height: 0;
  max-width: none;
  object-fit: contain;
  object-position: center;
  padding: 0;
  background: #fff;
  transition:
    opacity 180ms ease,
    transform 360ms var(--ease);
}

.dropdown-preview.is-changing img {
  opacity: 0;
  transform: scale(0.98);
}

.dropdown-preview strong {
  color: var(--white);
  font-size: 14px;
}

.dropdown-preview > span {
  color: var(--muted);
  font-size: 11px;
}

.product-film-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.5fr);
  align-items: center;
  gap: clamp(34px, 5vw, 82px);
  background: #0f1316;
}

.product-film-copy {
  max-width: 520px;
}

.product-film-copy h2 {
  margin: 12px 0 20px;
  font-size: clamp(36px, 4vw, 62px);
}

.product-film-copy > p:not(.eyebrow) {
  margin-bottom: 30px;
  color: var(--muted);
  line-height: 1.75;
}

.product-film-player {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: #090c0e;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.34);
}

.product-film-player video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-film-toggle {
  position: absolute;
  right: 20px;
  bottom: 20px;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 50%;
  background: rgba(9, 12, 14, 0.82);
  color: var(--white);
  cursor: pointer;
  backdrop-filter: blur(8px);
}

.product-film-toggle span {
  width: 0;
  height: 0;
  margin-left: 3px;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 11px solid currentColor;
}

.product-film-player.is-playing .product-film-toggle span {
  width: 12px;
  height: 14px;
  margin-left: 0;
  border: 0;
  border-right: 4px solid currentColor;
  border-left: 4px solid currentColor;
}

@media (max-width: 900px) {
  .product-film-section {
    grid-template-columns: 1fr;
  }

  .product-film-copy {
    max-width: 680px;
  }
}

.menu-toggle {
  position: relative;
  z-index: 82;
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #111519;
  color: var(--white);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 11px;
  width: 18px;
  height: 1px;
  background: currentColor;
  transition: transform 260ms var(--ease), top 260ms var(--ease);
}

.menu-toggle span:first-child {
  top: 16px;
}

.menu-toggle span:last-child {
  top: 24px;
}

body.menu-open .menu-toggle span:first-child {
  top: 20px;
  transform: rotate(45deg);
}

body.menu-open .menu-toggle span:last-child {
  top: 20px;
  transform: rotate(-45deg);
}

.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(3, 5, 6, 0.72);
  opacity: 0;
  pointer-events: none;
  transition: opacity 260ms var(--ease);
}

.product-card {
  --spot-x: 50%;
  --spot-y: 35%;
  position: relative;
  isolation: isolate;
}

.hero-word {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
}

.hero-word > span {
  display: inline-block;
}

.product-card::before {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at var(--spot-x) var(--spot-y), rgba(217, 146, 40, 0.16), transparent 30%);
  content: "";
  opacity: 0;
  pointer-events: none;
  transition: opacity 260ms var(--ease);
}

.product-card:hover::before {
  opacity: 1;
}

.product-card > img,
.product-card > div {
  position: relative;
  z-index: 1;
}

.motion-banner-image {
  z-index: 0;
}

.motion-banner-image,
.motion-banner-video {
  --scroll-scale: 1.04;
  --scroll-y: 0px;
  transform: scale(var(--scroll-scale)) translate3d(
    var(--parallax-x, 0px),
    calc(var(--parallax-y, 0px) + var(--scroll-y)),
    0
  );
}

.motion-banner-video {
  z-index: 1;
}

.video-banner.is-ready .motion-banner-video {
  opacity: 1;
}

.video-banner.is-ready .poster-fallback {
  opacity: 0;
}

.video-banner.is-fallback .motion-banner-video,
.video-banner.is-loading .motion-banner-video {
  opacity: 0;
}

.video-banner.is-fallback .poster-fallback,
.video-banner.is-loading .poster-fallback {
  opacity: 1;
}

.poster-fallback {
  z-index: 0;
  opacity: 1;
  transition:
    opacity 500ms var(--ease),
    transform 180ms linear;
}

.motion-banner-content {
  z-index: 4;
}

.video-play-toggle {
  position: absolute;
  right: clamp(18px, 3vw, 42px);
  bottom: clamp(18px, 3vw, 42px);
  z-index: 5;
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  background: rgba(8, 10, 12, 0.82);
  color: var(--white);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: scale(0.82);
  transition:
    opacity 220ms var(--ease),
    transform 260ms var(--ease),
    border-color 220ms var(--ease),
    background 220ms var(--ease);
}

.video-play-toggle span {
  width: 0;
  height: 0;
  margin-left: 4px;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 11px solid currentColor;
}

.video-banner.is-play-blocked .video-play-toggle {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
}

.video-play-toggle:hover,
.video-play-toggle:focus-visible {
  border-color: var(--amber);
  background: rgba(217, 146, 40, 0.92);
  color: #111315;
  outline: none;
}

.detail-section {
  overflow: hidden;
}

.detail-visual {
  transform-origin: center center;
}

@media (max-width: 980px) {
  body.menu-open {
    overflow: hidden;
  }

  .site-header {
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 12px;
  }

  .menu-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 75;
    display: flex;
    width: min(390px, 92vw);
    height: 100dvh;
    flex-direction: column;
    align-items: stretch;
    gap: 5px;
    padding: 92px 22px 28px;
    overflow-x: hidden;
    overflow-y: auto;
    border-left: 1px solid var(--line);
    background: rgba(9, 12, 14, 0.99);
    box-shadow: -28px 0 70px rgba(0, 0, 0, 0.42);
    visibility: hidden;
    transform: translateX(105%);
    transition:
      transform 460ms var(--ease),
      visibility 0s linear 460ms;
  }

  body.menu-open .nav {
    visibility: visible;
    transform: translateX(0);
    transition-delay: 0s;
  }

  body.menu-open .mobile-nav-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .nav > a,
  .nav-item > .dropdown-trigger {
    width: 100%;
    min-height: 52px;
    justify-content: space-between;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0;
    font-size: 18px;
  }

  .nav-item {
    display: block;
    width: 100%;
    overflow: hidden;
  }

  .nav-dropdown::after {
    display: none;
  }

  .nav-dropdown {
    position: static;
    display: block;
    width: 100%;
    max-height: 0;
    padding: 0 4px;
    border: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    overflow: hidden;
    visibility: hidden;
    pointer-events: none;
    transform: none;
    clip-path: none;
    transition:
      max-height 420ms var(--ease),
      visibility 0s linear 420ms;
  }

  .nav-item.is-open .nav-dropdown,
  .nav-item:focus-within .nav-dropdown {
    max-height: 440px;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    transition-delay: 0s;
  }

  .nav-dropdown .dropdown-links a {
    min-height: 43px;
    padding: 8px 10px;
    opacity: 1;
    transform: none;
  }

  .dropdown-preview {
    display: none;
  }
}

@media (max-width: 640px) {
  .header-cta {
    min-width: 0;
    padding: 9px 10px;
    font-size: 12px;
  }

  .hero-metrics dt {
    font-size: 23px;
  }

  .product-card::before {
    display: none;
  }

  .motion-banner-content h2 {
    font-size: 36px;
  }
}

@media (hover: none), (pointer: coarse) {
  .product-card:hover {
    transform: none;
  }

  .product-card:hover img {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html.gsap-ready .reveal,
  [data-hero-item],
  [data-animate] {
    opacity: 1 !important;
    transform: none !important;
  }

  .motion-banner-image,
  .motion-banner-video {
    transform: scale(1.02) !important;
  }

  .hero-slide,
  .hero-slide.is-active {
    transform: none !important;
    transition: none !important;
  }
}