:root {
  --ink: #111827;
  --muted: #667085;
  --line: #e4e8ef;
  --paper: #f6f8fb;
  --panel: rgba(255, 255, 255, 0.82);
  --black: #07090d;
  --blue: #0f6fff;
  --cyan: #13b9d6;
  --amber: #f5a524;
  --radius: 8px;
  --shadow: 0 26px 80px rgba(15, 23, 42, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(15, 23, 42, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(15, 23, 42, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 18% 12%, rgba(15, 111, 255, 0.12), transparent 30%),
    radial-gradient(circle at 86% 8%, rgba(245, 165, 36, 0.12), transparent 28%),
    linear-gradient(140deg, #f7f8fb, #ffffff 48%, #eaf0f6);
  background-size: 48px 48px, 48px 48px, auto, auto, auto;
  font-family: Inter, Arial, sans-serif;
}

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

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

img {
  max-width: 100%;
}

.site-shell {
  min-height: 100vh;
  overflow: clip;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  width: min(1240px, calc(100% - 32px));
  margin: 14px auto 0;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 60px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 250px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  color: #fff;
  background: linear-gradient(135deg, var(--black), #334155);
  font-weight: 900;
}

.brand-copy strong,
.brand-copy small {
  display: block;
  line-height: 1.05;
}

.brand-copy small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: #445064;
  font-size: 14px;
  font-weight: 800;
}

.main-nav a:hover {
  color: var(--blue);
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 6px;
}

.language-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
  color: #445064;
  font-size: 12px;
  font-weight: 900;
}

.language-switch a:hover {
  color: #fff;
  border-color: transparent;
  background: #111827;
}

.header-action,
.primary-btn,
.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: var(--radius);
  font-weight: 900;
}

.header-action,
.primary-btn {
  color: #fff;
  background: linear-gradient(135deg, var(--black), #174ea6 58%, var(--cyan));
  box-shadow: 0 18px 42px rgba(15, 111, 255, 0.2);
}

.secondary-btn {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
}

.hero,
.spec-strip,
.section,
.site-footer {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
}

.product-hero {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 42px;
  align-items: center;
  min-height: calc(100vh - 90px);
  padding: 72px 0 48px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  border-radius: 999px;
  background: var(--amber);
}

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

h1 {
  margin: 18px 0 22px;
  font-size: clamp(42px, 5.2vw, 76px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 23px;
  letter-spacing: 0;
}

.hero-copy p,
.detail-copy p,
.export-copy p,
.rfq-copy p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-proof {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 22px;
}

.hero-proof span {
  padding: 11px 12px;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
  color: #344054;
  font-size: 13px;
  font-weight: 900;
}

.market-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 34px;
}

.market-row span,
.spec-strip article,
.feature-list span,
.export-list span,
.model-card {
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(18px);
}

.market-row span {
  padding: 14px 12px;
  color: #334155;
  font-size: 13px;
  font-weight: 900;
  text-align: center;
}

.hero-visual {
  position: relative;
  min-height: 560px;
}

.image-frame {
  position: absolute;
  inset: 34px 0 32px 34px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(238, 243, 249, 0.88)),
    #fff;
  box-shadow: var(--shadow);
}

.image-frame::before {
  content: "";
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(15, 111, 255, 0.14);
  border-radius: var(--radius);
  pointer-events: none;
}

.image-frame img {
  width: 92%;
  height: 88%;
  object-fit: contain;
  filter: saturate(1.04) contrast(1.05);
  transform: translateY(6px);
}

.hero-badge {
  position: absolute;
  z-index: 2;
  display: grid;
  gap: 5px;
  width: min(260px, 48%);
  padding: 16px;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 56px rgba(15, 23, 42, 0.12);
  backdrop-filter: blur(18px);
}

.hero-badge.top {
  top: 0;
  right: 18px;
}

.hero-badge.bottom {
  left: 0;
  bottom: 0;
}

.hero-badge span,
.spec-strip span,
.product-card span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero-badge strong {
  font-size: 19px;
  line-height: 1.18;
}

.spec-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  padding: 24px 0 34px;
}

.spec-strip article {
  display: grid;
  gap: 8px;
  padding: 22px;
}

.spec-strip strong {
  font-size: 20px;
}

.section {
  padding-top: 104px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 28px;
}

.section-head h2 {
  max-width: 760px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.product-card {
  overflow: hidden;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.product-card img {
  display: block;
  width: 100%;
  height: 218px;
  object-fit: cover;
  object-position: center;
  background: #fff;
  filter: saturate(1.02) contrast(1.04);
}

.product-card.featured img,
.product-card:nth-child(3) img {
  object-fit: contain;
  padding: 18px;
}

.product-card div {
  padding: 20px;
}

.product-card p {
  margin-bottom: 18px;
  color: var(--muted);
  line-height: 1.65;
}

.product-card a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 13px;
  border-radius: var(--radius);
  color: #fff;
  background: #111827;
  font-size: 13px;
  font-weight: 900;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.model-card {
  display: grid;
  gap: 18px;
  padding: 22px;
}

.model-card.wide {
  grid-column: span 2;
}

.model-card-head {
  display: grid;
  gap: 8px;
  min-height: 78px;
  align-content: start;
}

.model-card-head span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.model-card-head strong {
  font-size: 23px;
  line-height: 1.08;
}

.model-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.model-list span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(247, 248, 251, 0.84);
  color: #344054;
  font-size: 13px;
  font-weight: 900;
}

.led-showcase {
  display: grid;
  grid-template-columns: 1.25fr 0.875fr 0.875fr;
  gap: 16px;
}

.led-card {
  overflow: hidden;
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.led-card img {
  display: block;
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: center;
  background: #fff;
}

.led-card.large img {
  height: 380px;
  object-fit: contain;
  padding: 24px;
}

.led-card div {
  padding: 22px;
}

.led-card span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.led-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

.factory-grid,
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.factory-grid article,
.process-grid article {
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.factory-grid article {
  display: grid;
  gap: 10px;
  min-height: 150px;
  align-content: center;
  padding: 24px;
}

.factory-grid strong {
  color: var(--blue);
  font-size: 34px;
  line-height: 1;
}

.factory-grid span {
  color: #344054;
  font-weight: 900;
  line-height: 1.35;
}

.process-grid article {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.process-grid span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.process-grid strong {
  font-size: 20px;
  line-height: 1.15;
}

.process-grid p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.62;
}

.market-seo-grid,
.local-language-grid,
.faq-grid {
  display: grid;
  gap: 16px;
}

.market-seo-grid,
.local-language-grid {
  grid-template-columns: repeat(3, 1fr);
}

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

.market-seo-grid article,
.local-language-grid article,
.faq-grid article {
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
  padding: 24px;
  backdrop-filter: blur(18px);
}

.local-language-grid span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.market-seo-grid h3,
.local-language-grid h3,
.faq-grid h3 {
  font-size: 22px;
  line-height: 1.15;
}

.market-seo-grid p,
.local-language-grid p,
.faq-grid p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.68;
}

.detail-section,
.export-section,
.rfq-section {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 28px;
  align-items: stretch;
}

.detail-media,
.detail-copy,
.export-copy,
.export-list,
.rfq-copy,
.rfq-form {
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.detail-media {
  display: grid;
  place-items: center;
  min-height: 470px;
  overflow: hidden;
  padding: 28px;
}

.detail-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.detail-copy,
.export-copy,
.rfq-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 38px;
}

.feature-list,
.export-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 30px;
}

.feature-list span,
.export-list span {
  padding: 15px;
  color: #344054;
  font-size: 14px;
  font-weight: 900;
}

.export-list {
  align-content: center;
  padding: 28px;
}

.rfq-section {
  padding-bottom: 84px;
}

.rfq-form {
  display: grid;
  gap: 16px;
  padding: 24px;
}

label {
  display: grid;
  gap: 8px;
  color: #344054;
  font-size: 13px;
  font-weight: 900;
}

select,
textarea,
input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 12px;
  color: var(--ink);
  background: #fff;
}

textarea {
  min-height: 132px;
  resize: vertical;
}

.form-btn {
  width: 100%;
}

.form-status {
  margin: 0;
  padding: 12px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.45;
}

.form-status[data-type="success"] {
  color: #066447;
  background: rgba(15, 159, 114, 0.12);
}

.form-status[data-type="error"] {
  color: #9f1239;
  background: rgba(244, 63, 94, 0.12);
}

.turnstile-wrap {
  min-height: 65px;
  margin: 2px 0 6px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-weight: 700;
}

.site-footer strong {
  color: var(--ink);
}

.site-footer small {
  color: #8a94a6;
  font-size: 12px;
  font-weight: 700;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (max-width: 1080px) {
  .product-hero,
  .detail-section,
  .export-section,
  .rfq-section {
    grid-template-columns: 1fr;
  }

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

  .hero-visual {
    min-height: 520px;
  }

  .product-grid,
  .led-showcase,
  .model-grid,
  .factory-grid,
  .process-grid,
  .market-seo-grid,
  .local-language-grid,
  .faq-grid,
  .spec-strip {
    grid-template-columns: 1fr 1fr;
  }

  .led-card.large {
    grid-column: span 2;
  }

  .model-card.wide {
    grid-column: span 2;
  }
}

@media (max-width: 760px) {
  body {
    background-size: 36px 36px, 36px 36px, auto, auto, auto;
  }

  .hero,
  .spec-strip,
  .section,
  .site-footer {
    width: min(100% - 24px, 520px);
  }

  .site-header {
    top: 8px;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    width: calc(100% - 20px);
    margin-top: 8px;
    padding: 10px;
  }

  .brand {
    flex: 1 1 210px;
    min-width: 0;
    gap: 9px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    font-size: 14px;
  }

  .brand-copy strong {
    font-size: 15px;
  }

  .brand-copy small {
    font-size: 11px;
    line-height: 1.2;
  }

  .main-nav {
    order: 3;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    width: 100%;
    overflow: visible;
    padding: 0;
    font-size: 12px;
  }

  .main-nav a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.72);
  }

  .language-switch {
    order: 4;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    width: 100%;
  }

  .language-switch a {
    min-width: 0;
  }

  .header-action {
    flex: 0 0 auto;
    min-height: 42px;
    padding: 0 12px;
    font-size: 13px;
  }

  .product-hero {
    gap: 28px;
    padding: 42px 0 26px;
  }

  h1 {
    margin: 14px 0 18px;
    font-size: clamp(32px, 10vw, 42px);
    line-height: 1.04;
  }

  h2 {
    font-size: clamp(28px, 8vw, 38px);
    line-height: 1.08;
  }

  h3 {
    font-size: 20px;
  }

  .hero-copy p,
  .detail-copy p,
  .export-copy p,
  .rfq-copy p {
    font-size: 15px;
    line-height: 1.62;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 22px;
  }

  .hero-actions a,
  .primary-btn,
  .secondary-btn {
    min-height: 44px;
    padding: 0 12px;
    font-size: 13px;
  }

  .market-row,
  .product-grid,
  .led-showcase,
  .model-grid,
  .factory-grid,
  .process-grid,
  .market-seo-grid,
  .local-language-grid,
  .faq-grid,
  .spec-strip,
  .feature-list,
  .export-list {
    grid-template-columns: 1fr;
  }

  .hero-proof {
    grid-template-columns: 1fr 1fr;
  }

  .market-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-top: 18px;
  }

  .market-row span {
    padding: 11px 6px;
    font-size: 11px;
  }

  .model-card.wide {
    grid-column: auto;
  }

  .model-list {
    grid-template-columns: 1fr;
  }

  .led-card.large {
    grid-column: auto;
  }

  .led-card img,
  .led-card.large img {
    height: 220px;
  }

  .hero-visual {
    display: grid;
    gap: 12px;
    min-height: 0;
    order: -1;
  }

  .hero-copy {
    order: 1;
  }

  .image-frame {
    position: relative;
    inset: auto;
    aspect-ratio: 1.08;
    min-height: 0;
  }

  .hero-badge {
    position: static;
    width: 100%;
    padding: 13px;
  }

  .hero-badge strong {
    font-size: 16px;
  }

  .hero-badge.top {
    right: auto;
  }

  .hero-badge.bottom {
    bottom: auto;
  }

  .section {
    padding-top: 68px;
  }

  .section-head {
    display: grid;
    gap: 12px;
    margin-bottom: 20px;
  }

  .spec-strip {
    gap: 10px;
    padding: 18px 0 18px;
  }

  .spec-strip article,
  .model-card,
  .market-seo-grid article,
  .local-language-grid article,
  .faq-grid article,
  .process-grid article {
    padding: 18px;
  }

  .product-card img {
    height: 210px;
  }

  .product-card div,
  .led-card div {
    padding: 18px;
  }

  .factory-grid article {
    min-height: 118px;
    padding: 20px;
  }

  .factory-grid strong {
    font-size: 30px;
  }

  .detail-media {
    min-height: 280px;
    padding: 18px;
  }

  .detail-copy,
  .export-copy,
  .rfq-copy {
    padding: 22px;
  }

  .feature-list span,
  .export-list span {
    padding: 13px;
  }

  .export-list {
    padding: 18px;
  }

  .rfq-section {
    padding-bottom: 54px;
  }

  .rfq-form {
    gap: 14px;
    padding: 18px;
  }

  select,
  textarea,
  input {
    min-height: 46px;
    padding: 13px 11px;
    font-size: 15px;
  }

  textarea {
    min-height: 118px;
  }

  .turnstile-wrap {
    overflow: hidden;
  }

  .site-footer {
    display: block;
  }

  .site-footer span {
    display: block;
    margin-top: 8px;
  }

  .site-footer small {
    display: block;
    margin-top: 8px;
  }
}

@media (max-width: 430px) {
  .brand-copy small {
    display: none;
  }

  .hero-actions {
    grid-template-columns: 1fr;
  }

  .hero-proof span,
  .market-row span,
  .model-list span,
  .feature-list span,
  .export-list span {
    font-size: 12px;
  }
}

@media (max-width: 360px) {
  .site-header {
    width: calc(100% - 14px);
    padding: 8px;
  }

  .hero,
  .spec-strip,
  .section,
  .site-footer {
    width: calc(100% - 18px);
  }

  h1 {
    font-size: 30px;
  }

  .turnstile-wrap {
    width: 300px;
    transform: scale(0.9);
    transform-origin: left center;
    margin-bottom: -6px;
  }
}