:root {
  color-scheme: dark;
  --bg: #05070a;
  --panel: #0b1220;
  --panel-2: #11192b;
  --text: #edf7ff;
  --muted: #9aa8c7;
  --line: rgba(255,255,255,.12);
  --blue: #00a3ff;
  --cyan: #22d3ee;
  --green: #2dd4bf;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.seo-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px clamp(16px, 4vw, 48px);
  background: rgba(5, 7, 10, .92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.seo-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  text-decoration: none;
}
.seo-brand img { width: 34px; height: 34px; border-radius: 10px; }
.seo-nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.seo-nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  padding: 8px 10px;
  border-radius: 8px;
}
.seo-nav-links a:hover { color: var(--text); background: rgba(255,255,255,.06); }
.seo-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(48px, 8vw, 92px) clamp(16px, 4vw, 28px) 36px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, .95fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.seo-kicker {
  color: var(--cyan);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0 0 12px;
}
h1 {
  margin: 0;
  font-size: clamp(36px, 6vw, 72px);
  line-height: .96;
  letter-spacing: 0;
}
.seo-lead {
  margin: 22px 0 0;
  max-width: 64ch;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
}
.seo-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.seo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), var(--green));
  color: #031018;
}
.seo-btn.secondary {
  background: rgba(255,255,255,.07);
  color: var(--text);
  border: 1px solid var(--line);
}
.seo-visual {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(34,211,238,.14), rgba(0,0,0,.18)), var(--panel);
  overflow: hidden;
}
.seo-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  display: block;
  object-fit: cover;
}
.seo-visual-caption {
  padding: 14px 16px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--line);
}
.seo-section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 42px clamp(16px, 4vw, 28px);
}
.seo-section h2 {
  margin: 0 0 18px;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.08;
}
.seo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.seo-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
  padding: 18px;
}
.seo-card h3 { margin: 0 0 8px; font-size: 18px; }
.seo-card p { margin: 0; color: var(--muted); }
.seo-proof {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
}
.seo-proof div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: rgba(255,255,255,.04);
}
.seo-proof strong { display: block; font-size: 24px; line-height: 1; }
.seo-proof span { color: var(--muted); font-size: 13px; }
.seo-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 18px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}
.seo-list li {
  border-left: 3px solid var(--cyan);
  padding: 8px 0 8px 12px;
  color: var(--muted);
}
.seo-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 38px clamp(16px, 4vw, 28px) 56px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.seo-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 14px;
}
.seo-footer-links a { color: var(--text); text-decoration: none; font-weight: 700; }
@media (max-width: 860px) {
  .seo-nav { align-items: flex-start; flex-direction: column; }
  .seo-nav-links { justify-content: flex-start; }
  .seo-hero { grid-template-columns: 1fr; }
  .seo-grid, .seo-proof, .seo-list { grid-template-columns: 1fr; }
}