@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap; src: url('../assets/fonts/inter-400.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap; src: url('../assets/fonts/inter-500.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap; src: url('../assets/fonts/inter-600.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 700; font-display: swap; src: url('../assets/fonts/inter-700.ttf') format('truetype'); }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 400; font-display: swap; src: url('../assets/fonts/outfit-400.ttf') format('truetype'); }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 500; font-display: swap; src: url('../assets/fonts/outfit-500.ttf') format('truetype'); }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 600; font-display: swap; src: url('../assets/fonts/outfit-600.ttf') format('truetype'); }
@font-face { font-family: 'Outfit'; font-style: normal; font-weight: 700; font-display: swap; src: url('../assets/fonts/outfit-700.ttf') format('truetype'); }

:root {
  --purple-950: #1a0630;
  --purple-900: #2d0a4e;
  --purple-700: #4a1275;
  --cyan: #00bcd4;
  --ink: #171526;
  --muted: #667085;
  --line: #e7e3ec;
  --surface: #f8f7fa;
  --white: #fff;
  --gradient: linear-gradient(135deg, var(--purple-950), var(--purple-900), var(--purple-700));
  --shadow: 0 24px 70px rgba(45, 10, 78, 0.12);
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Inter", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4 { margin: 0; font-family: "Outfit", Arial, sans-serif; line-height: 1.15; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 92px 0; }
.section-soft { background: linear-gradient(145deg, #f8f7fa, #fff); }
.section-dark { color: #fff; background: var(--gradient); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 18px;
  color: var(--purple-900); font: 700 12px/1 "Outfit", sans-serif;
  letter-spacing: .13em; text-transform: uppercase;
}
.eyebrow::before { width: 26px; height: 2px; content: ""; background: var(--cyan); }
.section-heading { max-width: 760px; margin: 0 auto 54px; text-align: center; }
.section-heading h2, .gradient-text {
  color: var(--purple-900);
  background: linear-gradient(90deg, var(--purple-900), var(--purple-700));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.section-heading h2 { font-size: clamp(34px, 5vw, 52px); }
.section-heading p { margin-top: 16px; color: var(--muted); font-size: 18px; }
.section-dark .section-heading h2 { color: #fff; background: none; -webkit-text-fill-color: currentColor; }
.section-dark .section-heading p { color: rgba(255,255,255,.72); }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 1000; height: 80px;
  border-bottom: 1px solid rgba(45,10,78,.09);
  background: rgba(255,255,255,.95); backdrop-filter: blur(14px);
}
.nav-wrap { display: flex; height: 80px; align-items: center; justify-content: space-between; }
.brand img { width: auto; height: 57px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { color: #4d4858; font: 500 15px/1 "Outfit", sans-serif; }
.nav-links a[aria-current="page"] { color: var(--purple-900); font-weight: 700; }
.menu-toggle {
  display: none; width: 44px; height: 44px; border: 0; border-radius: 10px;
  color: var(--purple-900); background: var(--surface);
}
.menu-toggle span, .menu-toggle::before, .menu-toggle::after {
  display: block; width: 22px; height: 2px; margin: 5px auto; content: ""; background: currentColor; transition: .2s;
}

.hero {
  position: relative; min-height: 100vh; padding: 150px 0 80px; overflow: hidden;
  background: radial-gradient(circle at 0 20%, rgba(74,18,117,.11), transparent 32%),
              radial-gradient(circle at 95% 75%, rgba(0,188,212,.10), transparent 30%), #fff;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 70px; }
.hero h1 { max-width: 750px; font-size: clamp(46px, 6vw, 76px); }
.hero-copy > p { max-width: 660px; margin-top: 25px; color: var(--muted); font-size: 20px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 22px; padding: 9px 14px;
  border: 1px solid rgba(45,10,78,.15); border-radius: 999px; color: #4d4858; background: rgba(255,255,255,.8);
  font-size: 13px;
}
.hero-badge::before { width: 8px; height: 8px; border-radius: 50%; content: ""; background: var(--purple-700); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn {
  display: inline-flex; min-height: 48px; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 24px; border: 1px solid transparent; border-radius: 11px;
  font: 600 15px/1 "Outfit", sans-serif; transition: transform .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(45,10,78,.18); }
.btn-primary { color: #fff; background: linear-gradient(90deg, var(--purple-900), var(--purple-700)); }
.btn-secondary { border-color: rgba(45,10,78,.2); color: var(--purple-900); background: #fff; }
.hero-media { position: relative; overflow: hidden; border-radius: 28px; box-shadow: var(--shadow); }
.hero-media img { width: 100%; object-fit: cover; }
.hero-media::after { position: absolute; inset: 0; content: ""; box-shadow: inset 0 0 0 1px rgba(255,255,255,.28); border-radius: inherit; }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.card {
  position: relative; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; overflow: hidden;
}
.icon-box {
  display: grid; width: 58px; height: 58px; place-items: center; margin-bottom: 20px;
  border-radius: 13px; color: #fff; background: var(--gradient); font: 700 23px/1 "Outfit", sans-serif;
}
.card h3 { margin-bottom: 10px; font-size: 21px; }
.card p { color: var(--muted); font-size: 14px; }
.card-link { display: inline-flex; margin-top: 18px; color: var(--purple-900); font-weight: 700; }
.stat-card { padding-top: 42px; }
.stat-value { font: 700 clamp(38px, 5vw, 54px)/1 "Outfit", sans-serif; }
.stat-label { margin-top: 9px; color: var(--muted); }

.steps { counter-reset: steps; }
.step-card { min-height: 290px; border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.09); }
.step-card .icon-box { border: 4px solid rgba(255,255,255,.15); }
.step-card h3 { color: #fff; }
.step-card p { color: rgba(255,255,255,.68); }
.wavelength {
  display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 54px; margin-top: 68px;
  padding: 44px; border: 1px solid rgba(255,255,255,.16); border-radius: 24px; background: rgba(255,255,255,.08);
}
.check-list { display: grid; gap: 13px; margin-top: 22px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; color: inherit; }
.check-list li::before { content: "✓"; color: var(--cyan); font-weight: 800; }
.bars { display: grid; gap: 13px; }
.bar { display: grid; grid-template-columns: 58px 1fr; align-items: center; gap: 10px; font-size: 13px; }
.bar-track { height: 25px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.12); }
.bar-fill { height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--purple-700), var(--cyan)); }

.industries .card { padding: 23px 15px; text-align: center; }
.industries .icon-box { margin-inline: auto; }
.why-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; align-items: stretch; }
.metric-panel { padding: 44px; border-radius: 26px; color: #fff; background: var(--gradient); }
.metric-panel h3 { margin-bottom: 30px; font-size: 30px; }
.metric-list { display: grid; gap: 22px; }
.metric { display: grid; grid-template-columns: 58px 1fr; align-items: center; gap: 15px; }
.metric strong { display: grid; height: 52px; place-items: center; border-radius: 10px; background: rgba(255,255,255,.1); font-size: 20px; }
.feature-list { display: grid; gap: 16px; }
.feature-list .card { display: grid; grid-template-columns: 52px 1fr; gap: 16px; padding: 21px; }
.feature-list .icon-box { width: 52px; height: 52px; margin: 0; font-size: 18px; }
.stars { color: #f7b731; letter-spacing: 3px; }
.quote { margin: 22px 0; color: #4f4a58; font-style: italic; }
.author { padding-top: 20px; border-top: 1px solid var(--line); }
.author small { display: block; color: var(--muted); }
.cta { padding: 100px 0; text-align: center; color: #fff; background: var(--gradient); }
.cta h2 { max-width: 880px; margin: auto; font-size: clamp(38px, 5.5vw, 64px); }
.cta p { max-width: 720px; margin: 24px auto 34px; color: rgba(255,255,255,.72); font-size: 18px; }

.page-hero { position: relative; padding: 150px 0 82px; color: #fff; text-align: center; background: var(--gradient); overflow: hidden; }
.page-hero h1 { font-size: clamp(44px, 6vw, 68px); }
.page-hero p { max-width: 800px; margin: 18px auto 0; color: rgba(255,255,255,.72); font-size: 19px; }
.product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.product-card { display: flex; min-height: 420px; flex-direction: column; padding: 0; }
.product-accent { height: 7px; background: var(--gradient); }
.product-card-body { display: flex; flex: 1; flex-direction: column; padding: 30px; }
.product-meta { color: var(--purple-900); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.product-card h2 { margin: 10px 0 4px; font-size: 27px; }
.product-tagline { color: #777080; font-size: 13px; font-weight: 600; }
.product-description { flex: 1; margin: 18px 0; }
.mini-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 20px; }
.mini-spec { padding: 10px; border-radius: 9px; background: var(--surface); }
.mini-spec small { display: block; color: var(--muted); font-size: 10px; }
.mini-spec strong { font-size: 12px; }

.breadcrumbs { padding: 101px 0 18px; border-bottom: 1px solid var(--line); background: var(--surface); color: var(--muted); font-size: 13px; }
.breadcrumbs a { color: var(--purple-900); }
.product-hero { padding: 70px 0; color: #fff; background: var(--gradient); }
.product-hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 60px; }
.product-hero h1 { margin: 12px 0; font-size: clamp(48px, 7vw, 74px); }
.product-hero .lead { color: rgba(255,255,255,.78); font-size: 20px; }
.product-hero .description { max-width: 720px; margin-top: 18px; color: rgba(255,255,255,.68); }
.product-symbol { display: grid; width: 280px; height: 280px; place-items: center; margin-left: auto; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; background: rgba(255,255,255,.06); }
.product-symbol span { display: grid; width: 130px; height: 130px; place-items: center; border-radius: 50%; color: var(--cyan); background: rgba(255,255,255,.08); font: 700 48px/1 "Outfit", sans-serif; }
.gallery { background: #fff; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.gallery-item { display: flex; min-height: 260px; align-items: center; justify-content: center; padding: 18px; background: #fff; }
.gallery-item img { width: 100%; max-height: 300px; object-fit: contain; }
.gallery-item.wide { grid-column: span 2; }
.gallery-features { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 26px; }
.gallery-features img { width: 100%; height: 90px; object-fit: contain; }

.detail-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.detail-title { margin-bottom: 28px; font-size: 32px; }
.spec-list { overflow: hidden; border-radius: 15px; }
.spec-row { display: flex; justify-content: space-between; gap: 20px; padding: 14px 18px; }
.spec-row:nth-child(odd) { background: var(--surface); }
.spec-row span { color: var(--muted); font-size: 13px; }
.spec-row strong { max-width: 58%; text-align: right; font-size: 13px; }
.pill-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.pill { padding: 6px 10px; border: 1px solid rgba(45,10,78,.2); border-radius: 999px; color: var(--purple-900); background: rgba(45,10,78,.03); font-size: 11px; font-weight: 700; }
.feature-row { display: grid; grid-template-columns: 24px 1fr; gap: 13px; margin-bottom: 20px; }
.feature-check { display: grid; width: 22px; height: 22px; place-items: center; border-radius: 50%; color: var(--purple-900); background: rgba(45,10,78,.1); font-size: 12px; font-weight: 800; }
.feature-row h3 { margin-bottom: 4px; font-size: 16px; }
.feature-row p { color: var(--muted); font-size: 13px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; }
table { width: 100%; min-width: 820px; border-collapse: collapse; font-size: 12px; }
th { padding: 13px; color: #fff; background: var(--purple-900); white-space: nowrap; }
td { padding: 12px; border-bottom: 1px solid var(--line); color: #4c4654; text-align: center; }
td:first-child, th:first-child { text-align: left; font-weight: 700; }
tbody tr:nth-child(even) { background: var(--surface); }
.notes { display: grid; gap: 4px; margin-top: 14px; color: var(--muted); font-size: 11px; }
.technical-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 24px; }
.technical-card { overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.technical-card h3 { padding: 15px 20px; color: #fff; background: var(--gradient); font-size: 17px; }
.application-grid { grid-template-columns: repeat(4, 1fr); }
.application-card::before { display: block; width: 44px; height: 4px; margin-bottom: 16px; border-radius: 8px; content: ""; background: linear-gradient(90deg, var(--purple-900), var(--cyan)); }
.about-product { display: grid; grid-template-columns: 54px 1fr; gap: 20px; max-width: 900px; margin: auto; }
.about-product .icon-box { width: 54px; height: 54px; margin: 0; }
.other-products { color: #fff; background: var(--gradient); }
.other-products .card { color: #fff; border-color: rgba(255,255,255,.15); background: rgba(255,255,255,.08); }
.other-products .card p { color: rgba(255,255,255,.65); }
.spare-grid { grid-template-columns: repeat(3, 1fr); }
.spare-image { display: flex; height: 160px; align-items: center; justify-content: center; margin-top: 18px; }
.spare-image img { max-height: 100%; object-fit: contain; }
.spare-multi { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.spare-multi img { height: 70px; width: 100%; object-fit: contain; }

.site-footer { padding: 70px 0 28px; color: #fff; background: linear-gradient(145deg, #1a1a2e, #0f0f1e); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 46px; }
.footer-brand img { width: auto; height: 57px; }
.footer-col h3 { margin-bottom: 18px; font-size: 17px; }
.footer-col ul { display: grid; gap: 9px; color: #a7a3b0; font-size: 13px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 50px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); color: #9893a1; font-size: 12px; }

.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js [data-reveal].is-visible { opacity: 1; transform: none; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 2000; padding: 10px 14px; color: #fff; background: var(--purple-900); }
.skip-link:focus { top: 12px; }

@media (max-width: 980px) {
  .menu-toggle { display: block; }
  .nav-links {
    position: fixed; inset: 80px 0 auto; display: none; padding: 24px 20px 30px;
    align-items: stretch; flex-direction: column; background: #fff; box-shadow: 0 24px 45px rgba(20,10,30,.12);
  }
  .nav-links.is-open { display: flex; }
  .hero-grid, .product-hero-grid, .why-grid, .wavelength, .detail-columns { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-copy { text-align: center; }
  .hero-copy > p { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-media { max-width: 700px; margin: auto; }
  .product-symbol { margin: 0 auto; }
  .product-grid, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-6, .gallery-features { grid-template-columns: repeat(3, 1fr); }
  .technical-grid { grid-template-columns: 1fr; }
  .application-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .footer-col:last-child { display: none; }
}

@media (max-width: 680px) {
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 68px 0; }
  .hero { padding-top: 125px; }
  .hero h1 { font-size: 43px; }
  .hero-media img { min-height: 280px; }
  .grid-2, .grid-3, .grid-4, .product-grid, .application-grid, .spare-grid { grid-template-columns: 1fr; }
  .grid-6 { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item.wide { grid-column: auto; }
  .gallery-features { grid-template-columns: repeat(2, 1fr); }
  .wavelength, .metric-panel { padding: 28px; }
  .product-symbol { width: 220px; height: 220px; }
  .technical-grid { display: block; }
  .technical-card + .technical-card { margin-top: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}