:root {
  --bg: #0c1117;
  --panel: #111923;
  --card: #151f2b;
  --text: #f4f7fb;
  --muted: #aeb8c5;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #7ab7ff;
  --accent-strong: #3f94f8;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top left, rgba(63, 148, 248, 0.18), transparent 34rem), var(--bg);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(12, 17, 23, 0.86);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.1rem 1.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.logo {
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 1.05rem;
}

.nav-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--muted);
}

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

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

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 7.5rem 1.4rem 5.5rem;
}

.hero-content {
  max-width: 920px;
}

.eyebrow,
.section-label {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 800;
  margin: 0 0 1rem;
}

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

h1 {
  font-size: clamp(2.8rem, 7vw, 5.7rem);
  line-height: 0.96;
  letter-spacing: -0.075em;
  margin-bottom: 1.6rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
  margin-bottom: 1.2rem;
}

h3 {
  font-size: 1.1rem;
  margin-bottom: 0.65rem;
}

.hero-copy {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid var(--line);
}

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

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

.proof-bar {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.4rem 4rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
}

.proof-bar div {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--line);
  padding: 1.2rem;
}

.proof-bar strong,
.proof-bar span {
  display: block;
}

.proof-bar strong {
  font-size: 1.05rem;
}

.proof-bar span {
  color: var(--muted);
  font-size: 0.9rem;
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 5rem 1.4rem;
  border-top: 1px solid var(--line);
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: start;
}

.section-copy {
  color: var(--muted);
  font-size: 1.05rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.card,
.panel {
  background: rgba(255, 255, 255, 0.045);
}

.card {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.4rem;
}

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

.panel {
  max-width: calc(var(--max) - 2.8rem);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 3.5rem;
}

.clean-list {
  padding-left: 1.2rem;
  margin-bottom: 0;
}

.clean-list li {
  margin-bottom: 0.55rem;
}

.contact {
  text-align: center;
}

.contact h2 {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.contact a {
  color: var(--accent);
  font-weight: 800;
}

.footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.4rem 3rem;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--line);
}

@media (max-width: 840px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding-top: 5rem;
  }

  .proof-bar,
  .split,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .section,
  .panel {
    padding: 3.5rem 1.4rem;
  }

  .panel {
    max-width: var(--max);
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }
}