:root {
  color-scheme: dark;
  --bg: #060708;
  --bg-2: #101214;
  --panel: #171a1d;
  --panel-2: #202428;
  --text: #f4f7f9;
  --muted: #aab3ba;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #00d1ff;
  --accent-2: #e92323;
  --accent-soft: rgba(0, 209, 255, 0.14);
  --shadow: 0 20px 80px rgba(0, 0, 0, 0.38);
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

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

button {
  font: inherit;
}

.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;
}

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.section-pad {
  padding: 88px 0;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 4vw, 48px);
  background: rgba(6, 7, 8, 0.72);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition:
    background 180ms ease,
    border-color 180ms ease,
    padding 180ms ease;
}

.site-header.is-scrolled {
  padding-top: 12px;
  padding-bottom: 12px;
  background: rgba(6, 7, 8, 0.92);
  border-color: var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-mark {
  width: 42px;
  height: 42px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 650;
}

.site-nav a {
  transition: color 160ms ease;
}

.site-nav a:hover {
  color: var(--text);
}

.nav-cta {
  color: #041013 !important;
  border: 1px solid rgba(0, 209, 255, 0.35);
  border-radius: 999px;
  padding: 10px 18px;
  background: var(--accent);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 132px clamp(20px, 5vw, 72px) 72px;
  background:
    radial-gradient(circle at 78% 36%, rgba(0, 209, 255, 0.18), transparent 28%),
    linear-gradient(135deg, #060708 0%, #101214 48%, #050505 100%);
}

.hero-product {
  position: absolute;
  right: clamp(-160px, -8vw, -70px);
  top: 50%;
  width: min(980px, 72vw);
  max-height: 88vh;
  object-fit: contain;
  transform: translateY(-45%) rotate(-3deg);
  filter: drop-shadow(0 36px 70px rgba(0, 0, 0, 0.55));
  opacity: 0.9;
}

.hero-product-mobile {
  display: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 7, 8, 0.96) 0%, rgba(6, 7, 8, 0.78) 42%, rgba(6, 7, 8, 0.2) 100%),
    linear-gradient(0deg, rgba(6, 7, 8, 0.95) 0%, transparent 32%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 24px;
  max-width: 760px;
  font-size: clamp(3.4rem, 7vw, 7rem);
  line-height: 0.88;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.12rem;
  line-height: 1.25;
}

.hero-copy {
  max-width: 640px;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.2rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-email {
  display: inline-grid;
  gap: 3px;
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid rgba(0, 209, 255, 0.34);
  border-radius: var(--radius);
  background: rgba(0, 209, 255, 0.1);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.25);
}

.hero-email span,
.support-contact span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-email strong,
.support-contact a {
  color: var(--text);
  font-size: clamp(1.08rem, 2vw, 1.45rem);
  line-height: 1.2;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 13px 20px;
  font-weight: 800;
  transition:
    transform 160ms ease,
    background 160ms ease,
    border-color 160ms ease;
}

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

.button.primary {
  background: var(--accent);
  color: #041013;
  box-shadow: 0 16px 36px rgba(0, 209, 255, 0.24);
}

.button.secondary {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(560px, 100%);
  margin: 44px 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  box-shadow: var(--shadow);
}

.hero-stats div {
  padding: 18px;
  background: rgba(16, 18, 20, 0.82);
}

.hero-stats dt {
  font-size: 1.35rem;
  font-weight: 850;
}

.hero-stats dd {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.intro {
  background: #0b0d0f;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(32px, 7vw, 96px);
  align-items: end;
}

.intro-grid p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.12rem;
}

.product-showcase {
  background:
    linear-gradient(180deg, #0b0d0f 0%, #101214 48%, #0b0d0f 100%);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 46px;
}

.section-heading.compact {
  max-width: 680px;
}

.section-heading p:not(.eyebrow),
.specs p,
.support p,
.maintenance-card p {
  color: var(--muted);
}

.product-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 34px;
  align-items: stretch;
}

.product-visual {
  display: grid;
  place-items: center;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 30% 22%, rgba(0, 209, 255, 0.14), transparent 34%),
    #f6f6f6;
}

.product-visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

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

.detail-item,
.feature-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  background: rgba(255, 255, 255, 0.045);
}

.detail-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 28px;
  margin-bottom: 18px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;
}

.detail-item p,
.feature-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.technology {
  background: #060708;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 22px;
  border: 1px solid rgba(0, 209, 255, 0.3);
  border-radius: var(--radius);
  color: var(--accent);
  background: rgba(0, 209, 255, 0.08);
  font-weight: 900;
}

.specs {
  background:
    linear-gradient(90deg, rgba(233, 35, 35, 0.08), transparent 36%),
    #101214;
}

.specs-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

.spec-table {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
}

.spec-table div {
  display: grid;
  grid-template-columns: minmax(160px, 0.7fr) minmax(0, 1fr);
  gap: 20px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
}

.spec-table div:last-child {
  border-bottom: 0;
}

.spec-table span {
  color: var(--muted);
}

.support {
  background: #101214;
}

.support-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.8fr);
  gap: clamp(34px, 6vw, 72px);
}

.support-contact {
  display: grid;
  align-content: center;
  gap: 12px;
  padding: clamp(24px, 4vw, 34px);
  border: 1px solid rgba(0, 209, 255, 0.34);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(0, 209, 255, 0.16), transparent 56%),
    var(--panel);
  box-shadow: var(--shadow);
}

.support-contact a {
  color: var(--accent);
  font-weight: 900;
}

.support-contact p {
  margin-bottom: 0;
}

.maintenance-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 38px;
}

.maintenance-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: rgba(255, 255, 255, 0.045);
}

.maintenance-card p {
  margin-bottom: 0;
}

.maintenance-note {
  margin-top: 18px;
  padding: 20px 24px;
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.maintenance-note p:last-child {
  margin-bottom: 0;
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  background: #060708;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
}

.footer-brand {
  color: var(--text);
}

.site-footer p {
  margin: 0;
}

.site-footer a:not(.brand) {
  color: var(--accent);
  font-weight: 750;
}

@media (max-width: 920px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 20px;
    display: none;
    width: min(320px, calc(100vw - 40px));
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(10, 12, 14, 0.98);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: grid;
  }

  .hero {
    min-height: auto;
    padding-top: 116px;
  }

  .hero-product {
    display: none;
  }

  .hero-product-mobile {
    display: block;
    width: min(720px, 100%);
    margin: 26px 0 24px;
    border-radius: var(--radius);
    background: #f6f6f6;
    box-shadow: 0 20px 70px rgba(0, 0, 0, 0.34);
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(6, 7, 8, 0.94) 0%, rgba(6, 7, 8, 0.64) 52%, rgba(6, 7, 8, 0.95) 100%);
  }

  .hero-content {
    width: 100%;
  }

  h1 {
    font-size: clamp(2.6rem, 10.5vw, 4.25rem);
    line-height: 0.92;
  }

  .intro-grid,
  .product-layout,
  .specs-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .product-visual {
    min-height: 360px;
  }

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

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

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

@media (max-width: 620px) {
  .container {
    width: min(100% - 28px, 1160px);
  }

  .site-header {
    padding-inline: 14px;
  }

  .brand span {
    font-size: 0.9rem;
  }

  .hero {
    padding-inline: 14px;
  }

  .hero-stats,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .button,
  .hero-email {
    width: 100%;
  }

  .hero-email strong,
  .support-contact a {
    overflow-wrap: anywhere;
  }

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

  .spec-table div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}