:root {
  color-scheme: dark;
  --bg: #09111b;
  --panel: rgba(11, 20, 31, 0.92);
  --panel-soft: rgba(18, 28, 42, 0.94);
  --line: rgba(154, 190, 220, 0.2);
  --text: #f4f8ff;
  --muted: #a8b8ca;
  --accent: #f79b32;
  --accent-2: #ffd66e;
  --good: #58d8aa;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.45);
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(247, 155, 50, 0.18), transparent 30%),
    radial-gradient(circle at right, rgba(69, 131, 199, 0.12), transparent 26%),
    linear-gradient(180deg, #172233 0%, #0d1520 48%, #081018 100%);
}

a {
  color: inherit;
}

.seo-shell {
  width: min(1120px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 54px;
}

.seo-nav,
.seo-card,
.seo-hero,
.seo-footer {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.seo-nav {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  border-radius: 999px;
  padding: 12px 16px;
  margin-bottom: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-2);
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a {
  text-decoration: none;
}

.seo-hero {
  border-radius: 34px;
  padding: clamp(26px, 5vw, 58px);
  display: grid;
  gap: 22px;
}

.kicker {
  margin: 0;
  color: var(--accent-2);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

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

h1 {
  max-width: 920px;
  margin-bottom: 0;
  font-size: clamp(2.7rem, 8vw, 5.8rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
}

p,
li {
  color: var(--muted);
  line-height: 1.7;
}

.hero-text {
  max-width: 760px;
  font-size: 1.12rem;
}

.cta-row,
.seo-grid,
.proof-grid {
  display: grid;
  gap: 14px;
}

.cta-row {
  grid-template-columns: repeat(2, max-content);
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 999px;
  color: #160d05;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  font-weight: 900;
  text-decoration: none;
}

.button.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.seo-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 18px 0;
}

.proof-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.seo-card {
  border-radius: 26px;
  padding: 22px;
}

.seo-card strong {
  color: var(--text);
}

.stat {
  display: block;
  color: var(--accent-2);
  font-size: 2.1rem;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.content-section {
  margin-top: 18px;
}

.link-list {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.link-list a {
  color: var(--accent-2);
  text-decoration: none;
}

.seo-footer {
  border-radius: 24px;
  padding: 18px;
  margin-top: 18px;
  color: var(--muted);
}

.copy-card {
  display: grid;
  align-content: start;
  gap: 14px;
}

.copy-card .button {
  width: max-content;
}

.promo-qr {
  width: 220px;
  max-width: 100%;
  border-radius: 24px;
  padding: 12px;
  background: #fff;
}

@media (max-width: 820px) {
  .seo-nav,
  .cta-row,
  .seo-grid,
  .proof-grid {
    grid-template-columns: 1fr;
  }

  .seo-nav {
    align-items: start;
    border-radius: 24px;
  }
}