:root {
  --bg: #06111b;
  --bg-deep: #040b13;
  --bg-soft: #0b1a2a;
  --panel: rgba(10, 22, 36, 0.78);
  --panel-strong: rgba(8, 18, 30, 0.92);
  --glass: rgba(255, 255, 255, 0.05);
  --line: rgba(123, 193, 255, 0.14);
  --line-strong: rgba(123, 193, 255, 0.28);
  --text: #eef7ff;
  --muted: #a8bfd4;
  --muted-strong: #d4e7f6;
  --blue: #53a7ff;
  --cyan: #69f0df;
  --electric: #8a7dff;
  --amber: #ffc86d;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 16px 34px rgba(0, 0, 0, 0.22);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-pill: 999px;
  --container: min(1180px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "IBM Plex Sans", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 12% 14%, rgba(83, 167, 255, 0.2), transparent 24%),
    radial-gradient(circle at 85% 10%, rgba(105, 240, 223, 0.12), transparent 22%),
    radial-gradient(circle at 72% 82%, rgba(138, 125, 255, 0.1), transparent 20%),
    linear-gradient(180deg, #07111b 0%, #091725 38%, #050c14 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.024) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.88), transparent 92%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.24;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.12), transparent 32%),
    linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.1));
  mix-blend-mode: screen;
}

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

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(18px);
  background: rgba(4, 12, 21, 0.7);
  border-bottom: 1px solid rgba(123, 193, 255, 0.1);
}

.topbar {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 112px;
  height: 42px;
  padding: 5px 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(123, 193, 255, 0.14);
  box-shadow:
    0 12px 24px rgba(0, 0, 0, 0.2),
    inset 0 0 0 1px rgba(255, 255, 255, 0.42);
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-copy strong,
.brand-copy span {
  display: block;
}

.brand-copy strong {
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  font-size: 0.96rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.brand-copy span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.header-panel,
.page-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-panel {
  flex: 1 1 auto;
  min-width: 0;
  justify-content: flex-end;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

.nav-item {
  position: relative;
}

.nav-link,
.nav-menu a,
.lang-button,
.button {
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.nav-link,
.nav-menu a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 13px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(123, 193, 255, 0.12);
  background: rgba(9, 24, 38, 0.62);
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-item-dropdown > .nav-link::after {
  content: "";
  width: 7px;
  height: 7px;
  margin-left: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
}

.nav-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 230px;
  padding: 10px;
  border-radius: 18px;
  background: rgba(8, 20, 33, 0.96);
  border: 1px solid rgba(123, 193, 255, 0.14);
  box-shadow: var(--shadow);
  display: grid;
  gap: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
}

.nav-item:hover .nav-menu,
.nav-item:focus-within .nav-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-menu a:hover,
.nav-menu a:focus-visible,
.nav-link.is-current,
.nav-item.is-active > .nav-link,
.nav-menu a.is-current {
  color: var(--text);
  border-color: rgba(123, 193, 255, 0.28);
  background: rgba(12, 31, 50, 0.92);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.16);
  transform: translateY(-1px);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(123, 193, 255, 0.16);
  background: rgba(8, 20, 33, 0.72);
}

.lang-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  min-height: 30px;
  padding: 5px 9px;
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-size: 0.82rem;
}

.lang-button:hover,
.lang-button:focus-visible {
  color: var(--text);
  transform: translateY(-1px);
}

.lang-button.is-current {
  color: #061220;
  background: linear-gradient(135deg, var(--cyan), #82c9ff);
}

.nav-toggle {
  display: none;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid rgba(123, 193, 255, 0.18);
  border-radius: 14px;
  background: rgba(7, 20, 33, 0.78);
  color: var(--text);
}

.nav-toggle-icon {
  position: relative;
  width: 16px;
  height: 12px;
}

.nav-toggle-bar {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 160ms ease, opacity 160ms ease, top 160ms ease;
}

.nav-toggle-bar:nth-child(1) { top: 0; }
.nav-toggle-bar:nth-child(2) { top: 5px; }
.nav-toggle-bar:nth-child(3) { top: 10px; }

.site-header.is-menu-open .nav-toggle-bar:nth-child(1) {
  top: 5px;
  transform: rotate(45deg);
}

.site-header.is-menu-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header.is-menu-open .nav-toggle-bar:nth-child(3) {
  top: 5px;
  transform: rotate(-45deg);
}

.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;
}

.hero,
.section {
  padding: 36px 0;
}

.hero {
  padding-top: 72px;
}

.hero-grid,
.split-grid,
.card-grid,
.stats-grid,
.topic-grid,
.contact-card-grid,
.contact-split {
  display: grid;
  gap: 20px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.92fr);
  align-items: stretch;
}

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

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

.topic-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-split {
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.eyebrow,
.section-kicker,
.panel-kicker,
.card-tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  min-height: 34px;
  padding: 7px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.74rem;
  color: var(--cyan);
  background: rgba(105, 240, 223, 0.08);
  border: 1px solid rgba(105, 240, 223, 0.14);
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--text);
  text-wrap: balance;
}

h1 {
  margin-top: 18px;
  max-width: 12ch;
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  font-size: clamp(2.4rem, 4.8vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

h2 {
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  font-size: clamp(1.68rem, 2.8vw, 2.5rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h3 {
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  font-size: clamp(1.04rem, 1.3vw, 1.24rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.lead,
.section-heading p,
.card p,
.panel p,
.copy p,
.cta-strip p,
.stat span,
.checklist,
.breadcrumbs,
.info-row span,
.info-row p,
.info-row a,
.contact-note {
  color: var(--muted);
  line-height: 1.72;
}

.lead {
  max-width: 60ch;
  margin: 16px 0 0;
  font-size: 0.98rem;
}

.section-heading {
  display: grid;
  gap: 16px;
  margin-bottom: 24px;
  max-width: 56rem;
}

.panel,
.card,
.cta-strip,
.stat {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(12, 29, 47, 0.92), rgba(7, 18, 29, 0.94)),
    var(--panel);
  border: 1px solid rgba(123, 193, 255, 0.12);
  box-shadow: var(--shadow);
}

.card:hover,
.panel:hover,
.cta-strip:hover {
  border-color: rgba(123, 193, 255, 0.24);
  box-shadow: 0 34px 82px rgba(0, 0, 0, 0.38);
}

.panel::before,
.card::before,
.cta-strip::before,
.stat::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.07), transparent 34%),
    linear-gradient(180deg, transparent, rgba(83, 167, 255, 0.03));
}

.panel,
.card,
.cta-strip {
  padding: 22px;
}

.copy,
.panel,
.card,
.cta-strip {
  backdrop-filter: blur(8px);
}

.card h3,
.panel h3 {
  margin-top: 12px;
}

.section-kicker + h2,
.panel-kicker + h2,
.card-tag + h3 {
  margin-top: 16px;
}

.card p,
.panel p {
  margin: 12px 0 0;
}

.product-media-card {
  padding: 0;
  overflow: hidden;
}

.product-media-link {
  display: block;
}

.product-media-card img {
  width: 100%;
  height: 236px;
  object-fit: contain;
  background:
    radial-gradient(circle at top, rgba(83, 167, 255, 0.16), transparent 52%),
    rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(123, 193, 255, 0.12);
  padding: 20px;
}

.product-media-copy {
  display: grid;
  align-content: start;
  padding: 22px;
}

.product-media-card:hover img {
  transform: scale(1.02);
}

.product-media-card img,
.product-hero-shot img,
.contact-hero-gallery img {
  transition: transform 260ms ease;
}

.product-title-link:hover,
.product-title-link:focus-visible {
  color: #9fe7ff;
}

.hero-image,
.image-panel {
  overflow: hidden;
}

.hero-image {
  min-height: 380px;
}

.hero-image img,
.image-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-hero-gallery {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 14px;
}

.contact-hero-gallery {
  display: grid;
  gap: 14px;
}

.product-hero-shot,
.contact-hero-gallery img {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius-xl) - 8px);
  border: 1px solid rgba(123, 193, 255, 0.12);
  background: rgba(255, 255, 255, 0.98);
}

.product-hero-shot {
  min-height: 166px;
}

.product-hero-shot--main {
  grid-row: 1 / span 2;
  min-height: 356px;
}

.product-hero-shot img,
.contact-hero-gallery img {
  width: 100%;
  height: 100%;
}

.product-hero-shot--contain img {
  object-fit: contain;
  padding: 18px;
}

.product-hero-shot--cover {
  background: rgba(8, 18, 31, 0.82);
}

.product-hero-shot--cover img,
.contact-hero-gallery img {
  object-fit: cover;
}

.product-hero-shot:hover img,
.contact-hero-gallery img:hover {
  transform: scale(1.03);
}

.product-hero-shot--cover-left img {
  object-position: left center;
}

.product-hero-shot--cover-right img {
  object-position: right center;
}

.contact-hero-gallery img:first-child {
  min-height: 250px;
}

.contact-hero-gallery img:last-child {
  min-height: 180px;
}

.button-row,
.link-list,
.pill-row,
.meta-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button-row {
  margin-top: 22px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
}

.button-primary {
  background: linear-gradient(135deg, var(--blue), #1d73ff 60%, #6de4ff 140%);
  color: #f8fbff;
  box-shadow: 0 16px 28px rgba(23, 104, 240, 0.24);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 20px 34px rgba(23, 104, 240, 0.3);
}

.button-secondary {
  background: rgba(10, 24, 39, 0.58);
  border-color: rgba(123, 193, 255, 0.18);
  color: var(--muted-strong);
}

.button:hover,
.button:focus-visible,
.text-link:hover,
.text-link:focus-visible {
  transform: translateY(-1px);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(123, 193, 255, 0.32);
  background: rgba(12, 31, 50, 0.9);
}

.text-link {
  color: #9fe7ff;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.pill {
  padding: 7px 11px;
  border-radius: var(--radius-pill);
  background: rgba(83, 167, 255, 0.08);
  border: 1px solid rgba(83, 167, 255, 0.14);
  color: #dce9f7;
  font-size: 0.88rem;
}

.checklist {
  margin: 0;
  padding-left: 18px;
}

.checklist li + li {
  margin-top: 10px;
}

.stat {
  padding: 18px 16px;
}

.stat strong {
  display: block;
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.stat span {
  display: block;
  margin-top: 8px;
  font-size: 0.92rem;
}

.hero-side-panel {
  display: grid;
  gap: 16px;
}

.hero-side-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.hero-side-metrics .stat {
  min-height: 118px;
  display: grid;
  align-content: end;
}

.compact-card-grid {
  grid-template-columns: 1fr;
  gap: 12px;
}

.compact-card-grid .card {
  min-height: 100%;
  padding: 18px;
  background: rgba(255, 255, 255, 0.02);
}

.resource-topic-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.topic-card {
  min-height: 236px;
}

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

.feature-card {
  min-height: 100%;
}

.feature-card:nth-child(1),
.feature-card:nth-child(2) {
  min-height: 280px;
}

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

.topic-list-card {
  min-height: 100%;
}

.topic-card,
.topic-list-card,
.feature-card {
  display: grid;
  align-content: start;
}

.breadcrumbs {
  margin: 0 0 16px;
  font-size: 0.88rem;
}

.breadcrumbs a {
  color: #9fe7ff;
}

.cta-strip {
  display: grid;
  gap: 14px;
  padding: 28px;
  background:
    radial-gradient(circle at top right, rgba(105, 240, 223, 0.08), transparent 26%),
    linear-gradient(180deg, rgba(12, 29, 47, 0.96), rgba(6, 16, 26, 0.98));
}

.contact-card-panel {
  display: grid;
  align-content: start;
}

.contact-card-panel-contacts {
  padding: 18px 18px 16px;
}

.info-list {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.info-row {
  display: grid;
  gap: 6px;
  padding: 12px 0;
  border-top: 1px solid rgba(123, 193, 255, 0.1);
}

.info-row:first-child {
  padding-top: 0;
  border-top: 0;
}

.info-row strong {
  color: #dce9f7;
  font-size: 0.94rem;
}

.contact-link-stack {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

.qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.qr-card {
  display: grid;
  gap: 10px;
  text-align: center;
}

.qr-card img {
  width: 100%;
  max-width: 180px;
  margin: 0 auto;
  border-radius: 16px;
  border: 1px solid rgba(123, 193, 255, 0.12);
  background: rgba(255, 255, 255, 0.96);
  padding: 8px;
}

.map-panel iframe {
  width: 100%;
  min-height: 300px;
  border: 0;
  border-radius: var(--radius-lg);
}

.bilingual-address {
  display: grid;
  gap: 6px;
}

.site-footer {
  padding: 30px 0 44px;
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 0.92rem;
}

body[data-lang="en"] h1,
body[data-lang="vi"] h1 {
  max-width: 14ch;
  line-height: 1.04;
}

body[data-lang="en"] .nav-links,
body[data-lang="vi"] .nav-links {
  gap: 8px;
}

body[data-lang="en"] .hero-copy h1,
body[data-lang="vi"] .hero-copy h1 {
  max-width: 13ch;
}

.header-actions {
  display: flex;
  flex-shrink: 0;
  align-items: center;
}

.nav-cluster {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
  justify-content: flex-end;
  gap: 16px;
}

.hero-copy {
  min-width: 0;
}

.hero-copy p {
  max-width: 62ch;
  margin: 0;
  color: #c9d8ea;
  font-size: 1.03rem;
  line-height: 1.82;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.hero-visual {
  position: relative;
  min-height: 600px;
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(16, 34, 52, 0.9), rgba(7, 17, 29, 0.94)),
    radial-gradient(circle at 20% 20%, rgba(83, 167, 255, 0.12), transparent 28%);
  border: 1px solid rgba(123, 193, 255, 0.16);
  box-shadow: var(--shadow);
  overflow: hidden;
  isolation: isolate;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: auto 12% 18px;
  height: 120px;
  background: radial-gradient(circle, rgba(105, 240, 223, 0.18), transparent 70%);
  filter: blur(14px);
  z-index: -1;
}

.visual-label {
  position: absolute;
  top: 24px;
  left: 24px;
  padding: 10px 14px;
  border-radius: var(--radius-pill);
  background: rgba(6, 16, 27, 0.7);
  color: #bfd8ef;
  font-size: 0.82rem;
  border: 1px solid rgba(123, 193, 255, 0.18);
  letter-spacing: 0.08em;
}

.beam-stack {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: 76px;
  display: grid;
  gap: 18px;
}

.beam-module {
  position: relative;
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 16px;
  align-items: center;
  padding: 20px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(9, 20, 33, 0.92), rgba(7, 16, 28, 0.8));
  border: 1px solid rgba(123, 193, 255, 0.12);
}

.beam-head {
  position: relative;
  height: 104px;
  border-radius: 18px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(26, 46, 66, 0.96), rgba(11, 27, 42, 0.86));
  border: 1px solid rgba(123, 193, 255, 0.14);
}

.beam-head.vision::before,
.beam-head.uv::before,
.beam-head::after,
.beam-glyph::before,
.beam-glyph::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.beam-head.vision::before,
.beam-head.uv::before {
  inset: 16px;
  border-radius: 14px;
}

.beam-head.vision::before {
  background:
    radial-gradient(circle at 32% 50%, rgba(105, 240, 223, 0.9) 0 8px, rgba(105, 240, 223, 0.18) 9px 24px, transparent 25px),
    radial-gradient(circle at 32% 50%, transparent 0 30px, rgba(83, 167, 255, 0.65) 31px 33px, transparent 34px),
    linear-gradient(90deg, rgba(83, 167, 255, 0.08), rgba(83, 167, 255, 0.58) 42%, rgba(105, 240, 223, 0) 100%);
  box-shadow: inset 0 0 0 1px rgba(83, 167, 255, 0.12);
}

.beam-head::after {
  inset: 12px;
  border-radius: 14px;
}

.beam-head.vision::after {
  background: repeating-linear-gradient(90deg, transparent 0 14px, rgba(105, 240, 223, 0.08) 14px 16px);
  mask-image: linear-gradient(90deg, transparent 0, rgba(0, 0, 0, 0.72) 24%, transparent 90%);
}

.beam-head.uv::before {
  background:
    linear-gradient(135deg, rgba(105, 240, 223, 0.16), rgba(83, 167, 255, 0.05)),
    repeating-linear-gradient(0deg, rgba(105, 240, 223, 0.07) 0 8px, transparent 8px 18px),
    repeating-linear-gradient(90deg, rgba(83, 167, 255, 0.08) 0 10px, transparent 10px 22px);
  box-shadow:
    inset 0 0 0 1px rgba(105, 240, 223, 0.12),
    inset 0 0 38px rgba(105, 240, 223, 0.08);
}

.beam-head.uv::after {
  background:
    radial-gradient(circle at 68% 50%, rgba(255, 200, 109, 0.58), transparent 12%),
    linear-gradient(90deg, rgba(105, 240, 223, 0) 12%, rgba(105, 240, 223, 0.48) 50%, rgba(105, 240, 223, 0) 88%);
}

.beam-glyph {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
}

.beam-glyph.vision::before {
  inset: 24px auto 24px 22px;
  width: 42px;
  border-radius: var(--radius-pill);
  border: 2px solid rgba(105, 240, 223, 0.82);
  box-shadow:
    0 0 0 10px rgba(105, 240, 223, 0.08),
    0 0 28px rgba(105, 240, 223, 0.18);
}

.beam-glyph.vision::after {
  inset: 34px 22px 34px 68px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, rgba(83, 167, 255, 0.9), rgba(105, 240, 223, 0.06));
  clip-path: polygon(0 50%, 100% 0, 100% 100%);
}

.beam-glyph.uv::before {
  inset: 22px 24px;
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent),
    linear-gradient(135deg, rgba(105, 240, 223, 0.36), rgba(83, 167, 255, 0.12));
  border: 1px solid rgba(105, 240, 223, 0.24);
  box-shadow: 0 0 26px rgba(105, 240, 223, 0.14);
}

.beam-glyph.uv::after {
  inset: 34px -4px 34px 46%;
  background: linear-gradient(90deg, rgba(255, 200, 109, 0.88), rgba(105, 240, 223, 0));
  clip-path: polygon(0 50%, 100% 6%, 100% 94%);
}

.beam-copy strong {
  display: block;
  font-size: 1.08rem;
  letter-spacing: 0.01em;
}

.beam-copy span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.94rem;
}

.about-grid,
.product-wrap,
.contact-grid {
  display: grid;
  gap: 20px;
}

.about-grid {
  grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.92fr);
  align-items: start;
}

.bullet-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.bullet-item {
  position: relative;
  padding: 16px 18px 16px 46px;
  border-radius: var(--radius-lg);
  background: rgba(10, 24, 39, 0.56);
  border: 1px solid rgba(123, 193, 255, 0.1);
  color: #dce9f7;
  line-height: 1.74;
}

.bullet-item::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 18px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  box-shadow: 0 0 18px rgba(105, 240, 223, 0.45);
}

.about-side {
  display: grid;
  gap: 14px;
}

.mini-card,
.capability-card,
.scenario-card,
.client-card,
.faq-card,
.contact-card,
.product-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(12, 29, 47, 0.92), rgba(7, 18, 29, 0.94)),
    var(--panel);
  border: 1px solid rgba(123, 193, 255, 0.12);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(8px);
  padding: 22px;
}

.mini-card::before,
.capability-card::before,
.scenario-card::before,
.client-card::before,
.faq-card::before,
.contact-card::before,
.product-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), transparent 34%),
    linear-gradient(180deg, transparent, rgba(83, 167, 255, 0.03));
}

.mini-card p,
.capability-card p,
.scenario-card p,
.client-card p,
.faq-card p,
.contact-card p,
.product-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.74;
}

.product-wrap {
  gap: 28px;
}

.product-stack,
.product-group {
  display: grid;
  gap: 24px;
}

.product-group {
  gap: 18px;
}

.product-group-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 12px 18px;
}

.product-group-head p,
.product-group-head span {
  margin: 0;
  color: var(--muted);
}

.product-grid,
.capability-grid,
.scenario-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.client-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.product-card,
.client-card {
  display: grid;
  gap: 10px;
  align-content: start;
  min-height: 100%;
}

.product-index,
.client-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-width: 42px;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(123, 193, 255, 0.16);
  background: rgba(83, 167, 255, 0.08);
  color: #cfe4f6;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-panel {
  display: grid;
  gap: 18px;
  padding: 24px;
  border-radius: 32px;
  background:
    radial-gradient(circle at top right, rgba(105, 240, 223, 0.08), transparent 24%),
    linear-gradient(180deg, rgba(12, 29, 47, 0.96), rgba(6, 16, 26, 0.98));
  border: 1px solid rgba(123, 193, 255, 0.12);
  box-shadow: var(--shadow);
}

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

.contact-company {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-company-logo {
  width: 112px;
  height: 42px;
  padding: 5px 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(123, 193, 255, 0.14);
}

.contact-company-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.contact-qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.contact-qr-item {
  display: grid;
  gap: 10px;
  margin: 0;
  text-align: center;
}

.contact-qr-media {
  padding: 10px;
  border-radius: 18px;
  border: 1px solid rgba(123, 193, 255, 0.12);
  background: rgba(255, 255, 255, 0.96);
}

.contact-qr-media img {
  width: 100%;
  border-radius: 12px;
}

.contact-map {
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(123, 193, 255, 0.12);
}

.contact-map iframe {
  width: 100%;
  min-height: 300px;
  border: 0;
}

.contact-note {
  margin: 0;
  font-size: 0.94rem;
}

.footer {
  padding: 30px 0 44px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 980px) {
  .site-header {
    position: relative;
    z-index: 80;
  }

  .topbar {
    position: relative;
    overflow: visible;
    align-items: center;
    justify-content: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 0;
  }

  .brand {
    flex: 1 1 auto;
    max-width: calc(100% - 60px);
  }

  .brand-copy {
    min-width: 0;
    overflow: hidden;
  }

  .brand-copy strong,
  .brand-copy span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .header-panel,
  .topbar > .nav-links,
  .nav-links.is-mobile-open {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    z-index: 220;
    width: auto;
    padding: 10px;
    border: 1px solid rgba(123, 193, 255, 0.16);
    border-radius: 24px;
    background: rgba(7, 20, 33, 0.96);
    box-shadow: var(--shadow);
    max-height: calc(100dvh - var(--mobile-nav-panel-top, 72px) - 12px);
    overflow-y: auto;
  }

  .header-panel {
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 8px;
  }

  .site-header.is-menu-open .header-panel,
  .header-panel.is-mobile-open {
    display: flex;
  }

  .topbar > .nav-links {
    display: none;
  }

  .site-header.is-menu-open .topbar > .nav-links,
  .nav-links.is-mobile-open {
    display: grid;
  }

  .nav-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
    width: 100%;
    align-items: stretch;
    gap: 8px;
  }

  .nav-item,
  .nav-link,
  .nav-menu a {
    width: 100%;
  }

  .nav-item {
    display: grid;
    gap: 6px;
  }

  .nav-item-dropdown {
    grid-column: 1 / -1;
    padding: 8px;
    border-radius: 22px;
    border: 1px solid rgba(123, 193, 255, 0.14);
    background: rgba(7, 20, 33, 0.48);
  }

  .nav-item-dropdown > .nav-link {
    position: relative;
    min-height: 32px;
    padding: 6px 24px 6px 10px;
    background: rgba(11, 28, 46, 0.88);
  }

  .nav-item-dropdown > .nav-link::after {
    position: absolute;
    right: 10px;
    margin-left: 0;
  }

  .nav-menu {
    position: static;
    min-width: 0;
    margin-top: 0;
    padding: 0;
    border: 0;
    box-shadow: none;
    background: transparent;
    opacity: 1;
    visibility: visible;
    transform: none;
    grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
    gap: 6px;
  }

  .header-panel,
  .page-tools {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .hero-grid,
  .split-grid,
  .card-grid,
  .stats-grid,
  .topic-grid,
  .contact-card-grid,
  .contact-split,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-side-metrics,
  .resource-topic-grid,
  .featured-card-grid,
  .topic-list-grid,
  .hero-stats {
    grid-template-columns: 1fr;
  }

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

  .product-grid,
  .capability-grid,
  .scenario-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .beam-stack {
    position: static;
    padding: 84px 22px 22px;
  }

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

  h1 {
    max-width: none;
    font-size: clamp(2rem, 6vw, 3.2rem);
  }
}

@media (max-width: 760px) {
  .hero {
    padding-top: 40px;
  }

  .container {
    width: min(var(--container), calc(100vw - 24px));
  }

  h1 {
    font-size: clamp(1.9rem, 8vw, 2.7rem);
    line-height: 1.08;
  }

  h2 {
    font-size: clamp(1.4rem, 6vw, 1.95rem);
  }

  .panel,
  .card,
  .cta-strip {
    padding: 18px;
  }

  .hero,
  .section {
    padding: 24px 0;
  }

  .product-hero-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: minmax(220px, auto) minmax(140px, auto);
    gap: 12px;
    padding: 12px;
  }

  .product-hero-shot--main {
    grid-column: 1 / -1;
    grid-row: auto;
    min-height: 220px;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .beam-module {
    grid-template-columns: 1fr;
  }

  .beam-head {
    height: 120px;
  }

  .contact-company,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-qr-grid {
    grid-template-columns: 1fr;
  }
}