:root {
  --bg: #0f1419;
  --surface: #1a222c;
  --surface-soft: #232d3a;
  --text: #f4f6f8;
  --text-muted: #a8b3c0;
  --accent: #5eb8d4;
  --accent-soft: rgba(94, 184, 212, 0.14);
  --border: #2e3a48;
  --logo-panel: #f5f7fa;
  --max-width: 1080px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial,
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

a:hover {
  opacity: 0.9;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  line-height: 1;
  color: inherit;
}

.brand-names {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45em 0.55em;
  max-width: min(100%, 34rem);
}

.brand-name {
  font-size: clamp(0.8125rem, 2.2vw, 0.9375rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
  white-space: nowrap;
}

.brand-sep {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  color: var(--text-muted);
  font-size: 1.125em;
  font-weight: 400;
  line-height: 1;
  user-select: none;
}

.brand-logo {
  display: block;
  height: 32px;
  width: auto;
  max-width: min(220px, 55vw);
}

.brand-logo--hero {
  height: clamp(44px, 10vw, 72px);
  max-width: min(360px, 88vw);
}

.hero-logo-wrap {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  margin-bottom: 20px;
  padding: 14px 18px;
  border-radius: 14px;
  background: var(--logo-panel);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 0.9375rem;
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
}

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

.hero {
  padding: 72px 20px 56px;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, var(--accent-soft), transparent 70%),
    var(--bg);
}

.hero-inner,
.section-inner,
.site-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 16px;
  max-width: 22ch;
  font-size: clamp(1.875rem, 4.5vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 600;
  color: var(--accent);
}

.hero-lede {
  margin: 0;
  max-width: 38rem;
  color: var(--text-muted);
  font-size: clamp(1.0625rem, 2.5vw, 1.25rem);
}

.section {
  padding: 56px 20px;
}

.section--alt {
  background: var(--surface);
  border-block: 1px solid var(--border);
}

.section h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
}

.section-intro {
  margin: 0 0 28px;
  max-width: 40rem;
  color: var(--text-muted);
  font-size: 1.0625rem;
}

.card-grid {
  display: grid;
  gap: 16px;
}

.card {
  padding: 22px 24px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-soft);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
}

.product-card {
  display: grid;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: linear-gradient(145deg, var(--surface-soft), var(--surface));
}

.product-card h3 {
  margin: 0;
  font-size: 1.5rem;
}

.product-card p {
  margin: 0;
  color: var(--text-muted);
}

.product-coming-soon {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
  text-decoration: none;
}

.product-link:hover {
  opacity: 0.92;
}

.contact-layout {
  display: grid;
  gap: 28px;
}

.contact-aside p {
  margin: 0 0 12px;
  color: var(--text-muted);
}

.contact-form-panel {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-soft);
}

.contact-form {
  display: grid;
  gap: 16px;
}

.contact-field {
  display: grid;
  gap: 6px;
}

.contact-field label {
  font-size: 0.9375rem;
  font-weight: 600;
}

.contact-field input,
.contact-field select,
.contact-field textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  line-height: 1.4;
}

.contact-field textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-field input:focus-visible,
.contact-field select:focus-visible,
.contact-field textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.contact-submit {
  justify-self: start;
  padding: 12px 22px;
  border: none;
  border-radius: 10px;
  background: var(--accent);
  color: var(--bg);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.contact-submit:hover {
  opacity: 0.92;
}

.site-footer {
  padding: 32px 20px 40px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.875rem;
}

.site-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

@media (min-width: 768px) {
  .site-header {
    padding: 18px 32px;
  }

  .hero,
  .section {
    padding-inline: 32px;
  }

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

  .contact-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    align-items: start;
  }

  .product-card {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}