:root {
  --bg: #0f172a;
  --bg2: #111827;
  --card: #172033;
  --text: #f8fafc;
  --muted: #cbd5e1;
  --soft: #94a3b8;
  --accent: #38bdf8;
  --accent2: #7dd3fc;
  --border: rgba(148, 163, 184, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at top left, #1e3a8a 0, var(--bg) 36%, #020617 100%);
  color: var(--text);
}

a {
  color: inherit;
}

header {
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.86);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 20px;
}

.navlinks {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-size: 15px;
}

.navlinks a {
  text-decoration: none;
}

.navlinks a:hover {
  color: var(--accent2);
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px 24px;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 42px;
  align-items: center;
  padding: 38px 0 70px 0;
}

.kicker {
  display: inline-block;
  color: var(--accent2);
  border: 1px solid rgba(125, 211, 252, 0.4);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 14px;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(42px, 6vw, 72px);
  line-height: 0.98;
  margin: 0 0 24px 0;
  letter-spacing: -0.04em;
}

h2 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.12;
  margin: 0 0 22px 0;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 22px;
  margin: 0 0 12px 0;
}

.lead {
  color: var(--muted);
  font-size: 22px;
  line-height: 1.55;
  margin: 0 0 30px 0;
}

p {
  color: var(--muted);
  line-height: 1.65;
  font-size: 17px;
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-block;
  padding: 14px 20px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid var(--border);
}

.button.primary {
  background: var(--accent);
  color: #082f49;
  border-color: var(--accent);
}

.button.secondary {
  color: var(--text);
}

.panel {
  background: rgba(23, 32, 51, 0.82);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 26px;
  box-shadow: 0 20px 80px rgba(0,0,0,0.28);
}

.signal {
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}

.signal:last-child {
  border-bottom: 0;
}

.score {
  color: var(--accent2);
  font-weight: 800;
  font-size: 26px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin: 34px 0 72px 0;
}

.card {
  background: rgba(23, 32, 51, 0.76);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
}

.section {
  padding: 34px 0 58px 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.step-number {
  color: var(--accent2);
  font-weight: 800;
  margin-bottom: 10px;
}

.notice {
  border-left: 4px solid var(--accent);
  padding: 18px 22px;
  background: rgba(56, 189, 248, 0.08);
  border-radius: 12px;
  margin-top: 28px;
}

footer {
  border-top: 1px solid var(--border);
  color: var(--soft);
  padding: 28px 24px;
  text-align: center;
}

.simple-page {
  max-width: 880px;
  margin: 0 auto;
  padding: 72px 24px;
}

.simple-page h1 {
  font-size: 48px;
}

@media (max-width: 900px) {
  .hero,
  .grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    gap: 14px;
    flex-direction: column;
  }

  .navlinks {
    flex-wrap: wrap;
  }
}