:root {
  --antron-bg: #111827;
  --antron-bg-deep: #030712;
  --antron-panel: #0f172a;
  --antron-panel-soft: #172033;
  --antron-text: #f9fafb;
  --antron-muted: #cbd5e1;
  --antron-line: rgba(148, 163, 184, 0.22);
  --antron-accent: #6366f1;
  --antron-accent-strong: #4f46e5;
}

.antron-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(3, 7, 18, 0.96);
  backdrop-filter: blur(14px);
}

.antron-nav-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  position: relative;
  width: min(100%, calc(100% - 48px));
  min-height: 72px;
  margin: 0 auto;
}

.antron-nav-brand {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  text-decoration: none;
}

.antron-nav-mark {
  display: block;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
}

.antron-nav-wordmark {
  display: block;
  width: 230px;
  height: 44px;
  object-fit: contain;
  object-position: left center;
}

.antron-nav-links {
  position: absolute;
  right: 18px;
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
}

.antron-nav-links a {
  border-radius: 8px;
  color: #f8fafc;
  font-size: 14px;
  font-weight: 800;
  padding: 10px 12px;
  text-decoration: none;
}

.antron-nav-links a:hover {
  background: rgba(99, 102, 241, 0.18);
}

.antron-wrap {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.antron-hero {
  background:
    linear-gradient(105deg, rgba(3, 7, 18, 0.99), rgba(17, 24, 39, 0.96) 62%, rgba(39, 39, 111, 0.86)),
    radial-gradient(circle at 82% 16%, rgba(99, 102, 241, 0.2), transparent 30%);
  color: var(--antron-text);
}

.antron-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.72fr);
  gap: 72px;
  align-items: center;
  min-height: calc(100vh - 150px);
  padding: 96px 0;
}

.antron-eyebrow {
  margin: 0 0 16px;
  color: #a5b4fc;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.antron-hero h1,
.antron-page-hero h1 {
  max-width: 900px;
  margin: 0;
  color: var(--antron-text);
  font-size: clamp(42px, 5vw, 72px);
  font-weight: 850;
  line-height: 1.03;
  letter-spacing: 0;
}

.antron-lead {
  max-width: 700px;
  margin-top: 28px;
  color: var(--antron-muted);
  font-size: 20px;
  line-height: 1.7;
}

.antron-lead p {
  margin: 0 0 12px;
}

.antron-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.antron-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
}

.antron-button-primary {
  background: var(--antron-accent-strong);
  color: white;
}

.antron-button-secondary {
  border: 1px solid var(--antron-line);
  background: rgba(255, 255, 255, 0.06);
  color: white;
}

.antron-focus-panel {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--antron-line);
  border-radius: 14px;
  background: var(--antron-line);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
}

.antron-focus-panel div {
  padding: 28px;
  background: rgba(15, 23, 42, 0.88);
}

.antron-focus-panel span {
  display: block;
  margin-bottom: 12px;
  color: #a5b4fc;
  font-size: 13px;
  font-weight: 900;
}

.antron-focus-panel h2 {
  margin: 0;
  color: white;
  font-size: 22px;
  font-weight: 850;
}

.antron-focus-panel p {
  margin: 10px 0 0;
  color: var(--antron-muted);
  line-height: 1.6;
}

.antron-section {
  padding: 80px 0;
}

.antron-section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.3fr);
  gap: 48px;
}

.antron-section h2 {
  max-width: 520px;
  margin: 0;
  color: #111827;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 900;
  line-height: 1.05;
}

.dark .antron-section h2 {
  color: white;
}

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

.antron-card-grid article {
  min-height: 210px;
  padding: 26px;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  background: white;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.dark .antron-card-grid article {
  border-color: rgba(148, 163, 184, 0.18);
  background: #111827;
}

.antron-card-grid h3 {
  margin: 0;
  color: #111827;
  font-size: 22px;
  font-weight: 850;
}

.dark .antron-card-grid h3 {
  color: white;
}

.antron-card-grid p {
  margin: 14px 0 0;
  color: #64748b;
  line-height: 1.65;
}

.dark .antron-card-grid p {
  color: #cbd5e1;
}

.antron-page-hero {
  padding: 76px 0;
  background: linear-gradient(120deg, var(--antron-bg-deep), var(--antron-bg), var(--antron-accent-strong));
}

.antron-page-body {
  padding: 56px 0 80px;
}

.antron-page-content {
  max-width: 820px;
  padding: 34px;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  background: white;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.dark .antron-page-content {
  border-color: rgba(148, 163, 184, 0.18);
  background: #111827;
}

@media (max-width: 920px) {
  .antron-hero-grid,
  .antron-section-grid,
  .antron-card-grid {
    grid-template-columns: 1fr;
  }

  .antron-hero-grid {
    min-height: auto;
  }
}

@media (max-width: 640px) {
  .antron-nav-inner {
    align-items: center;
    flex-direction: column;
    gap: 14px;
    padding: 16px 0;
  }

  .antron-nav-brand,
  .antron-nav-links {
    position: static;
    transform: none;
  }

  .antron-nav-links {
    width: 100%;
    justify-content: space-between;
  }

  .antron-nav-links a {
    padding: 8px 6px;
  }

  .antron-nav-wordmark {
    width: 150px;
  }

  .antron-wrap {
    width: min(100% - 32px, 1180px);
  }

  .antron-hero-grid,
  .antron-section,
  .antron-page-hero {
    padding: 56px 0;
  }

  .antron-lead {
    font-size: 18px;
  }

  .antron-button {
    width: 100%;
  }
}