:root {
  color-scheme: light;
  --ink: #17110d;
  --muted: #695f58;
  --line: #ead8ca;
  --paper: #fffaf4;
  --paper-2: #f7efe5;
  --ember: #f47a21;
  --ember-2: #ffad4e;
  --ember-3: #9f3d18;
  --gold: #f3c26f;
  --teal: #0b8a8d;
  --graphite: #211915;
  --graphite-2: #3a241b;
  --shadow: 0 26px 80px rgba(84, 35, 14, 0.16);
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    "Inter",
    "PingFang SC",
    "Microsoft YaHei",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  letter-spacing: 0;
}

body.menu-open {
  overflow: hidden;
}

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

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

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

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

p {
  color: var(--muted);
  line-height: 1.82;
}

.section-inner {
  width: min(100% - 48px, var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  min-height: 76px;
  padding: 0 42px;
  background: rgba(255, 250, 244, 0.82);
  border-bottom: 1px solid rgba(234, 216, 202, 0.72);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  width: 180px;
  min-width: 154px;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.site-nav a {
  padding: 10px 14px;
  color: #3e3028;
  font-size: 0.95rem;
  border-radius: 8px;
  transition:
    background 180ms ease,
    color 180ms ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: #7b2d11;
  background: rgba(244, 122, 33, 0.1);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
  transition:
    transform 180ms ease,
    opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 84svh;
  color: #fff;
  background: #8f3618;
}

.hero::before {
  position: absolute;
  inset: auto 0 0;
  z-index: 2;
  height: 170px;
  content: "";
  background: linear-gradient(180deg, transparent, rgba(255, 250, 244, 0.88));
  pointer-events: none;
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    linear-gradient(90deg, rgba(77, 24, 11, 0.84) 0%, rgba(142, 51, 19, 0.66) 34%, rgba(231, 106, 35, 0.2) 66%, rgba(255, 166, 70, 0.03) 100%),
    linear-gradient(180deg, rgba(65, 20, 10, 0.12), rgba(255, 152, 52, 0.1));
  pointer-events: none;
}

.hero-photo {
  position: absolute;
  top: 58%;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  max-width: none;
  object-fit: cover;
  object-position: 68% 58%;
  opacity: 0.94;
  filter: saturate(1.02) contrast(1.12) brightness(1.04);
  transform: translateY(-50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(0deg, rgba(255, 243, 224, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 243, 224, 0.045) 1px, transparent 1px);
  background-size: 82px 82px;
  mask-image: linear-gradient(90deg, #000 0%, #000 60%, transparent 92%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  min-height: 84svh;
  padding: 68px 0 110px;
}

.hero-copy {
  min-width: 0;
  max-width: 680px;
}

.eyebrow {
  margin-bottom: 16px;
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow,
.products .eyebrow,
.contact .eyebrow {
  color: #ffe2b0;
}

h1 {
  margin-bottom: 18px;
  color: #fff;
  font-size: 4.8rem;
  line-height: 1.02;
  font-weight: 900;
}

h2 {
  margin-bottom: 18px;
  font-size: 2.48rem;
  line-height: 1.18;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.18rem;
  line-height: 1.35;
}

.hero-slogan {
  margin-bottom: 22px;
  color: #fff8ec;
  font-size: 1.42rem;
  font-weight: 700;
  line-height: 1.5;
}

.hero-lead {
  max-width: 650px;
  margin-bottom: 34px;
  color: #fff1dd;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  text-align: center;
  cursor: pointer;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

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

.button.primary {
  color: #331407;
  background: #ffd27a;
  box-shadow: 0 18px 44px rgba(111, 42, 10, 0.22);
}

.button.primary:hover {
  background: #ffe0a1;
}

.button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.09);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.62);
}

.capability-strip {
  position: relative;
  z-index: 2;
  margin-top: -54px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid rgba(234, 216, 202, 0.86);
  border-radius: 8px;
  background: rgba(255, 250, 244, 0.94);
  box-shadow: var(--shadow);
}

.capability-grid article {
  min-height: 160px;
  padding: 26px;
  border-right: 1px solid var(--line);
}

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

.capability-grid span {
  display: block;
  margin-bottom: 24px;
  color: var(--ember);
  font-weight: 900;
}

.capability-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  line-height: 1.45;
}

.capability-grid p {
  margin-bottom: 0;
  font-size: 0.94rem;
  line-height: 1.65;
}

.intro,
.technology,
.products,
.applications,
.platform,
.contact {
  padding: 110px 0;
}

.intro-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.86fr) minmax(0, 1fr);
  gap: 74px;
  align-items: start;
}

.intro-statement h2 {
  font-size: 3rem;
}

.intro-copy {
  display: grid;
  gap: 20px;
  padding-top: 12px;
}

.intro-copy p {
  margin-bottom: 0;
  font-size: 1.04rem;
}

.section-heading {
  max-width: 800px;
  margin-bottom: 44px;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.72fr);
  gap: 64px;
  max-width: none;
  align-items: end;
}

.split-heading p:last-child,
.sticky-heading p {
  margin-bottom: 0;
}

.technology {
  background:
    linear-gradient(180deg, var(--paper), #fff),
    repeating-linear-gradient(135deg, rgba(244, 122, 33, 0.08) 0 1px, transparent 1px 44px);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

.process-card {
  position: relative;
  min-height: 330px;
  padding: 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fffaf4;
}

.process-card::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(135deg, rgba(244, 122, 33, 0.12), transparent 42%),
    repeating-linear-gradient(90deg, rgba(244, 122, 33, 0.08) 0 1px, transparent 1px 42px);
}

.process-card > * {
  position: relative;
}

.process-card.elevated {
  color: #fff;
  background:
    linear-gradient(145deg, rgba(47, 24, 16, 0.96), rgba(165, 62, 18, 0.92)),
    #2b170f;
  box-shadow: 0 28px 70px rgba(118, 43, 12, 0.24);
  transform: translateY(-18px);
}

.process-card.elevated p {
  color: #ffe7c9;
}

.process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 86px;
  color: var(--ember);
  border: 1px solid rgba(244, 122, 33, 0.44);
  border-radius: 50%;
  font-weight: 900;
}

.process-card.elevated .process-number {
  color: #ffd27a;
  border-color: rgba(255, 210, 122, 0.56);
}

.products {
  color: #fff;
  background:
    linear-gradient(120deg, rgba(33, 25, 21, 0.96), rgba(78, 31, 14, 0.95)),
    repeating-linear-gradient(90deg, rgba(255, 244, 221, 0.1) 0 1px, transparent 1px 48px);
}

.products h2,
.products h3 {
  color: #fff;
}

.products p {
  color: #f1d8c0;
}

.products-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1fr);
  gap: 68px;
  align-items: start;
}

.sticky-heading {
  position: sticky;
  top: 110px;
  margin-bottom: 0;
}

.product-stack {
  display: grid;
  gap: 16px;
}

.product-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  min-height: 160px;
  padding: 26px;
  border: 1px solid rgba(255, 231, 201, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
}

.product-item p {
  margin-bottom: 0;
}

.product-icon {
  position: relative;
  width: 76px;
  height: 76px;
  border: 1px solid rgba(255, 224, 166, 0.42);
  border-radius: 8px;
  background: rgba(255, 224, 166, 0.09);
}

.product-icon::before,
.product-icon::after {
  position: absolute;
  content: "";
}

.product-icon.single::before {
  inset: 18px;
  background: linear-gradient(135deg, #fff0c8, #f47a21);
  transform: rotate(45deg);
}

.product-icon.poly::before {
  inset: 14px;
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.38) 0 1px, transparent 1px),
    linear-gradient(135deg, #ffcf7a, #b94a1c);
  background-size:
    18px 18px,
    100% 100%;
  transform: rotate(45deg);
}

.product-icon.cvd::before {
  top: 14px;
  left: 18px;
  width: 40px;
  height: 42px;
  border: 2px solid #ffd27a;
  border-bottom: 0;
  border-radius: 8px 8px 2px 2px;
}

.product-icon.cvd::after {
  right: 16px;
  bottom: 14px;
  left: 16px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(90deg, rgba(11, 138, 141, 0.2), #ffd27a, rgba(11, 138, 141, 0.2));
}

.product-icon.wafer::before {
  top: 20px;
  right: 12px;
  left: 12px;
  height: 36px;
  border-radius: 50%;
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.26) 0 1px, transparent 1px 12px),
    linear-gradient(90deg, #4c2a1b, #ffd27a, #4c2a1b);
  transform: rotateX(66deg);
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.application-item {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fffdf8;
  box-shadow: 0 18px 46px rgba(84, 35, 14, 0.08);
}

.application-media {
  height: 224px;
  border-bottom: 1px solid var(--line);
}

.chip-media {
  background:
    linear-gradient(90deg, transparent 0 26%, rgba(255, 255, 255, 0.7) 26% 28%, transparent 28% 72%, rgba(255, 255, 255, 0.7) 72% 74%, transparent 74%),
    linear-gradient(0deg, transparent 0 26%, rgba(255, 255, 255, 0.68) 26% 28%, transparent 28% 72%, rgba(255, 255, 255, 0.68) 72% 74%, transparent 74%),
    repeating-linear-gradient(90deg, rgba(40, 25, 18, 0.13) 0 1px, transparent 1px 18px),
    linear-gradient(135deg, #fff1d6, #ffb15a 46%, #0b8a8d);
}

.power-media {
  background:
    linear-gradient(45deg, transparent 18%, rgba(255, 255, 255, 0.68) 18% 20%, transparent 20% 48%, rgba(255, 255, 255, 0.72) 48% 50%, transparent 50%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.2) 0 1px, transparent 1px 24px),
    linear-gradient(135deg, #3a241b, #f47a21 52%, #f3c26f);
}

.optic-media {
  background:
    conic-gradient(from 45deg, rgba(255, 243, 220, 0.95), rgba(244, 122, 33, 0.66), rgba(11, 138, 141, 0.72), rgba(255, 243, 220, 0.95)),
    linear-gradient(135deg, #fff9ef, #f7c778);
}

.application-item h3,
.application-item p {
  padding-right: 26px;
  padding-left: 26px;
}

.application-item h3 {
  margin-top: 26px;
}

.application-item p {
  min-height: 126px;
  margin-bottom: 0;
  padding-bottom: 30px;
}

.platform {
  overflow: hidden;
  background:
    linear-gradient(180deg, #fffaf4, #f3e8dc),
    repeating-linear-gradient(120deg, rgba(244, 122, 33, 0.08) 0 1px, transparent 1px 42px);
}

.platform-layout {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(0, 1fr);
  gap: 72px;
  align-items: center;
}

.platform-map {
  position: relative;
  min-height: 430px;
}

.map-ring {
  position: absolute;
  inset: 48px;
  border: 1px solid rgba(244, 122, 33, 0.34);
  border-radius: 50%;
  background:
    repeating-conic-gradient(from 0deg, rgba(244, 122, 33, 0.16) 0deg 2deg, transparent 2deg 18deg),
    radial-gradient(circle, transparent 0 52%, rgba(255, 210, 122, 0.16) 53% 62%, transparent 63%);
}

.map-core,
.map-node {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-weight: 900;
}

.map-core {
  top: 50%;
  left: 50%;
  width: 112px;
  height: 112px;
  color: #321407;
  transform: translate(-50%, -50%);
}

.map-core::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  border-radius: 8px;
  background: linear-gradient(135deg, #ffe2a5, #f47a21);
  box-shadow: 0 24px 50px rgba(105, 38, 11, 0.2);
  transform: rotate(45deg);
}

.map-node {
  width: 96px;
  height: 48px;
  color: #fff;
  background: var(--graphite);
  box-shadow: 0 18px 40px rgba(67, 26, 10, 0.16);
}

.node-equipment {
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
}

.node-material {
  right: 10px;
  bottom: 118px;
}

.node-application {
  bottom: 118px;
  left: 10px;
}

.platform-copy p {
  font-size: 1.04rem;
}

.platform-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.platform-points span {
  padding: 10px 14px;
  border: 1px solid rgba(244, 122, 33, 0.24);
  border-radius: 8px;
  color: #7b2d11;
  background: rgba(255, 255, 255, 0.64);
  font-weight: 800;
}

.contact {
  color: #fff;
  background:
    linear-gradient(122deg, rgba(43, 24, 18, 0.98), rgba(161, 61, 18, 0.92), rgba(244, 122, 33, 0.9)),
    repeating-linear-gradient(90deg, rgba(255, 241, 218, 0.12) 0 1px, transparent 1px 44px);
}

.contact h2 {
  color: #fff;
}

.contact p {
  color: #ffe5c7;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.88fr) minmax(320px, 0.72fr);
  gap: 72px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border: 1px solid rgba(255, 241, 218, 0.24);
  border-radius: 8px;
  background: rgba(255, 250, 244, 0.12);
  backdrop-filter: blur(16px);
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: #fff4e5;
  font-weight: 800;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 241, 218, 0.28);
  border-radius: 8px;
  color: #fff;
  background: rgba(255, 250, 244, 0.12);
  outline: 0;
}

.contact-form input,
.contact-form select {
  height: 46px;
  padding: 0 13px;
}

.contact-form textarea {
  min-height: 112px;
  padding: 12px 13px;
  resize: vertical;
}

.contact-form option {
  color: var(--ink);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: #ffd27a;
  box-shadow: 0 0 0 3px rgba(255, 210, 122, 0.18);
}

.contact-form .button {
  width: 100%;
  margin-top: 4px;
}

.form-note {
  min-height: 24px;
  margin: 0;
  color: #fff1d8;
  font-size: 0.92rem;
  line-height: 1.6;
}

.site-footer {
  padding: 36px 0;
  color: #fff;
  background: #15100d;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-inner img {
  width: 150px;
  filter: brightness(0) invert(1);
}

.footer-inner p,
.footer-inner span {
  margin: 0;
  color: #dbc8b8;
}

.footer-inner span {
  font-size: 0.92rem;
}

@media (max-width: 980px) {
  .site-header {
    min-height: 68px;
    padding: 0 24px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 68px;
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    padding: 12px 24px 24px;
    background: rgba(255, 250, 244, 0.98);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 40px rgba(84, 35, 14, 0.14);
    transform: translateY(-120%);
    transition: transform 200ms ease;
  }

  .site-nav.open {
    transform: translateY(0);
  }

  .site-nav a {
    padding: 16px 10px;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }

  .hero-inner,
  .intro-layout,
  .split-heading,
  .products-layout,
  .platform-layout,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    gap: 28px;
    padding-top: 54px;
  }

  h1 {
    font-size: 3.35rem;
  }

  h2,
  .intro-statement h2 {
    font-size: 2.1rem;
  }

  .hero-slogan {
    font-size: 1.24rem;
  }

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

  .capability-grid article:nth-child(2) {
    border-right: 0;
  }

  .capability-grid article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .process-card.elevated {
    transform: none;
  }

  .sticky-heading {
    position: static;
  }
}

@media (max-width: 680px) {
  .section-inner {
    width: min(100% - 32px, var(--max-width));
  }

  .site-header {
    padding: 0 16px;
  }

  .brand {
    width: 146px;
    min-width: 140px;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    min-height: auto;
    padding: 38px 0 72px;
  }

  h1 {
    font-size: 2.64rem;
  }

  h2,
  .intro-statement h2 {
    font-size: 1.78rem;
  }

  .hero-slogan {
    font-size: 1.08rem;
  }

  .hero-lead {
    font-size: 1rem;
    line-height: 1.72;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .button {
    width: 100%;
    min-height: 46px;
    padding: 0 10px;
    font-size: 0.92rem;
  }

  .hero-photo {
    top: 54%;
    left: 0;
    width: 100%;
    height: 100%;
    min-height: 0;
    object-position: 58% 54%;
    opacity: 0.74;
  }

  .capability-strip {
    margin-top: -38px;
  }

  .capability-grid,
  .process-grid,
  .application-grid {
    grid-template-columns: 1fr;
  }

  .capability-grid article {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .capability-grid article:last-child {
    border-bottom: 0;
  }

  .intro,
  .technology,
  .products,
  .applications,
  .platform,
  .contact {
    padding: 76px 0;
  }

  .intro-layout,
  .split-heading,
  .products-layout,
  .platform-layout,
  .contact-panel {
    gap: 36px;
  }

  .process-card {
    min-height: auto;
    padding: 26px;
  }

  .process-number {
    margin-bottom: 42px;
  }

  .product-item {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .application-media {
    height: 188px;
  }

  .application-item p {
    min-height: auto;
  }

  .platform-map {
    min-height: 330px;
  }

  .map-ring {
    inset: 34px;
  }

  .map-core {
    width: 88px;
    height: 88px;
  }

  .map-node {
    width: 78px;
    height: 42px;
  }

  .node-material {
    right: 0;
  }

  .node-application {
    left: 0;
  }

  .contact-form {
    padding: 22px;
  }

  .footer-inner {
    align-items: stretch;
    flex-direction: column;
  }
}