:root {
  --bg: #05070a;
  --bg-soft: #101722;
  --card: rgba(255,255,255,0.075);
  --line: rgba(255,255,255,0.13);
  --text: #f7fbff;
  --muted: #a9b5c5;
  --blue: #18a8ff;
  --cyan: #20f0d2;
  --gold: #caa875;
  --cream: #f5f1ea;
  --dark: #111418;
  --max: 1180px;
  --radius: 28px;
  --shadow: 0 30px 90px rgba(0,0,0,0.38);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 96px; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.topbar {
  background: linear-gradient(90deg, #081b2d, #073a4d, #09211f);
  color: white;
  text-align: center;
  font-size: 14px;
  letter-spacing: .02em;
}
.topbar a { display: block; padding: 10px 18px; }
.topbar span { color: var(--cyan); font-weight: 800; margin-left: 10px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(5,7,10,.8);
  border-bottom: 1px solid var(--line);
}
.nav-wrap {
  width: min(1560px, calc(100% - 56px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand {
  flex: 0 0 auto;
}
.brand img {
  width: 152px;
  height: auto;
}
.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  gap: clamp(18px, 2vw, 34px);
  font-size: 15px;
  color: rgba(255,255,255,.76);
}
.main-nav a {
  white-space: nowrap;
}
.main-nav a:hover { color: var(--cyan); }

.header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex: 0 0 auto;
}
.catalog-btn,
.quote-btn,
.primary-btn,
.secondary-btn,
.contact-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 11px 18px;
  font-weight: 800;
  line-height: 1;
  min-height: 44px;
  white-space: nowrap;
  transition: .2s ease;
}
.catalog-btn,
.secondary-btn {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.055);
  color: white;
}
.quote-btn,
.primary-btn,
.contact-form button {
  border: 0;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #001016;
  box-shadow: 0 16px 38px rgba(24,168,255,.22);
}
.catalog-btn:hover,
.quote-btn:hover,
.primary-btn:hover,
.secondary-btn:hover,
.contact-form button:hover { transform: translateY(-2px); }

.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 98px);
  display: grid;
  align-items: center;
  padding: 88px 0 70px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 16% 24%, rgba(24,168,255,.24), transparent 30%),
    radial-gradient(circle at 78% 30%, rgba(32,240,210,.18), transparent 34%),
    radial-gradient(circle at 72% 86%, rgba(202,168,117,.14), transparent 28%),
    linear-gradient(180deg, #030405 0%, #08101a 58%, #05070a 100%);
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: linear-gradient(to bottom, transparent, black 18%, black 74%, transparent);
}
.hero-content {
  position: relative;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr .95fr;
  gap: 64px;
  align-items: center;
}
.eyebrow {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: 13px;
  font-weight: 900;
  margin: 0 0 16px;
}
.hero h1 {
  margin: 0;
  font-size: clamp(38px, 4.6vw, 64px);
  line-height: 1.04;
  letter-spacing: 0;
}
.section-head h2,
.solutions-copy h2,
.custom-inner h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(30px, 3.3vw, 46px);
  line-height: 1.12;
  letter-spacing: 0;
}
.hero-text,
.section-head p,
.solutions-copy p,
.custom-inner p,
.contact-copy p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.76;
}
.hero-text {
  max-width: 650px;
  margin-top: 26px;
  font-size: 19px;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}
.hero-badges,
.custom-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}
.hero-badges span,
.custom-tags span {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  color: rgba(255,255,255,.78);
  border-radius: 999px;
  padding: 9px 13px;
  font-size: 13px;
}
.hero-visual { position: relative; }
.hero-product-card {
  position: relative;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 38px;
  overflow: hidden;
  background: rgba(255,255,255,.06);
  box-shadow: var(--shadow);
}
.hero-product-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}
.intro-strip {
  position: relative;
  z-index: 5;
  width: min(var(--max), calc(100% - 40px));
  margin: -28px auto 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: 26px;
  overflow: hidden;
  background: rgba(255,255,255,.08);
  box-shadow: 0 24px 80px rgba(0,0,0,.3);
}
.intro-strip div {
  padding: 26px;
  border-right: 1px solid var(--line);
  background: rgba(10,16,24,.86);
}
.intro-strip div:last-child { border-right: 0; }
.intro-strip strong {
  display: block;
  font-size: 30px;
  color: var(--cyan);
}
.intro-strip span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
}

.section {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 112px 0;
}
.section-head {
  max-width: 780px;
  margin-bottom: 48px;
}
.center-head { margin-inline: auto; text-align: center; }

.series-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}
.series-card {
  position: relative;
  overflow: hidden;
  min-height: 470px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.055);
}
.series-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.series-card::after,
.socket-showcase article::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,.82));
  pointer-events: none;
}
.series-card div,
.socket-showcase article div {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  z-index: 1;
}
.series-card span,
.socket-showcase span {
  color: var(--cyan);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
}
.series-card h3,
.socket-showcase h3 {
  margin: 10px 0 8px;
  font-size: 25px;
}
.series-card p,
.socket-showcase p {
  color: rgba(255,255,255,.72);
  line-height: 1.6;
  margin: 0;
}

.sockets {
  width: 100%;
  max-width: none;
  padding: 112px max(20px, calc((100% - var(--max))/2));
  background: linear-gradient(180deg, var(--cream), #e5dfd4);
  color: var(--dark);
}
.sockets .eyebrow { color: #087e85; }
.sockets .section-head p { color: rgba(17,20,24,.68); }
.socket-showcase {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  max-width: 1120px;
  margin: 0 auto;
}
.socket-showcase article {
  position: relative;
  min-height: 560px;
  border-radius: 30px;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(17,20,24,.18);
  background: #111;
}
.socket-showcase img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solutions {
  background: #05070a;
  padding: 112px 0;
}
.solutions-inner,
.custom-inner,
.process-grid {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}
.solutions-inner {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 54px;
}
.text-link {
  display: inline-block;
  margin-top: 24px;
  color: var(--cyan);
  font-weight: 900;
}
.solution-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.solution-list article,
.process-grid article,
.catalog-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.035));
  padding: 26px;
  min-height: 230px;
}
.solution-list span,
.process-grid span {
  color: var(--cyan);
  font-weight: 900;
}
.solution-list h3,
.process-grid h3,
.catalog-grid h3 {
  margin: 22px 0 10px;
  font-size: 23px;
}
.solution-list p,
.process-grid p,
.catalog-grid p {
  color: var(--muted);
  line-height: 1.65;
}

.custom-section {
  padding: 112px 0;
  background:
    radial-gradient(circle at 18% 18%, rgba(24,168,255,.18), transparent 34%),
    radial-gradient(circle at 88% 40%, rgba(32,240,210,.13), transparent 30%),
    linear-gradient(180deg, #0b111b, #05070a);
}
.custom-inner {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 58px;
  align-items: end;
  margin-bottom: 50px;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.process-grid article { min-height: 260px; }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.catalog-grid article {
  min-height: 240px;
  position: relative;
}
.catalog-grid a {
  display: inline-block;
  margin-top: 24px;
  color: var(--cyan);
  font-weight: 900;
}

.contact-section {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto 90px;
  padding: 56px;
  border-radius: 36px;
  background: linear-gradient(135deg, #f5f1ea, #dcd4c7);
  color: var(--dark);
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 52px;
  overflow: hidden;
}
.contact-copy,
.contact-form {
  min-width: 0;
}
.contact-section .eyebrow { color: #087e85; }
.contact-copy p { color: rgba(17,20,24,.68); }
.contact-details {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(17,20,24,.12);
}
.contact-details p { margin: 8px 0; }
.contact-details a {
  color: #087e85;
  font-weight: 900;
  overflow-wrap: anywhere;
}
.contact-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  border-radius: 28px;
  background: rgba(255,255,255,.66);
  border: 1px solid rgba(17,20,24,.1);
}
.contact-form label {
  display: grid;
  gap: 8px;
  color: rgba(17,20,24,.72);
  font-weight: 800;
  font-size: 14px;
  min-width: 0;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  border: 1px solid rgba(17,20,24,.12);
  border-radius: 15px;
  padding: 14px 15px;
  font: inherit;
  outline: none;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: rgba(8,126,133,.5);
  box-shadow: 0 0 0 4px rgba(8,126,133,.12);
}
.contact-form button {
  cursor: pointer;
  font-size: 15px;
  padding: 15px 22px;
}
.form-note {
  margin: -4px 0 0;
  color: rgba(17,20,24,.58);
  font-size: 12px;
  line-height: 1.5;
}

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 70;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 116px;
  min-height: 46px;
  border-radius: 999px;
  background: linear-gradient(135deg, #18a8ff, #20f0d2);
  color: #001016;
  font-size: 14px;
  font-weight: 900;
  box-shadow: 0 18px 44px rgba(24,168,255,.28);
  transition: .2s ease;
}
.whatsapp-float:hover {
  transform: translateY(-2px);
}

.footer {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 38px 0 46px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
}
.footer img { width: 160px; }
.footer-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.footer a:hover { color: var(--cyan); }

@media (max-width: 1220px) {
  .main-nav { display: none; }
  .nav-wrap {
    width: min(100% - 40px, var(--max));
  }
  .hero-content,
  .solutions-inner,
  .custom-inner,
  .contact-section {
    grid-template-columns: 1fr;
  }
  .series-grid {
    grid-template-columns: 1fr 1fr;
  }
  .socket-showcase,
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 720px) {
  section[id] { scroll-margin-top: 84px; }
  .topbar { font-size: 12px; }
  .nav-wrap {
    width: min(100% - 28px, var(--max));
    min-height: 68px;
  }
  .brand img { width: 138px; }
  .catalog-btn { display: none; }
  .quote-btn { padding: 10px 13px; font-size: 13px; }
  .hero { padding: 64px 0 54px; }
  .hero-content,
  .intro-strip,
  .section,
  .solutions-inner,
  .custom-inner,
  .process-grid,
  .contact-section {
    width: min(100% - 28px, var(--max));
  }
  .hero-content { gap: 36px; }
  .hero h1 { font-size: clamp(36px, 10vw, 48px); }
  .hero-text { font-size: 16px; }
  .intro-strip {
    margin-top: 18px;
    grid-template-columns: 1fr 1fr;
  }
  .intro-strip div { padding: 20px; }
  .section,
  .sockets,
  .solutions,
  .custom-section {
    padding-top: 76px;
    padding-bottom: 76px;
  }
  .series-grid,
  .socket-showcase,
  .solution-list,
  .process-grid,
  .catalog-grid {
    grid-template-columns: 1fr;
  }
  .series-card,
  .socket-showcase article { min-height: 370px; }
  .contact-section {
    padding: 24px 18px;
    border-radius: 28px;
    gap: 32px;
  }
  .contact-form {
    padding: 18px;
    border-radius: 24px;
  }
  .whatsapp-float {
    right: 14px;
    bottom: 14px;
    min-width: 98px;
    min-height: 42px;
    font-size: 13px;
  }
  .footer {
    flex-direction: column;
  }
}