:root {
  --bg: #08111f;
  --panel: #0f1b2d;
  --panel-soft: #13233a;
  --text: #eaf1ff;
  --muted: #9fb2d1;
  --line: rgba(255, 255, 255, 0.08);
  --primary: #67e8f9;
  --primary-strong: #22d3ee;
  --accent: #7c3aed;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: linear-gradient(180deg, #07101b 0%, #0b1424 100%);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  padding-bottom: 56px;
  background:
    radial-gradient(circle at top right, rgba(124, 58, 237, 0.25), transparent 28%),
    radial-gradient(circle at top left, rgba(34, 211, 238, 0.18), transparent 24%);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary-strong), var(--accent));
  color: var(--white);
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
  color: var(--muted);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr;
  gap: 32px;
  padding: 48px 0 12px;
  align-items: center;
}

.eyebrow {
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

h1 {
  margin: 8px 0 20px;
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 1.02;
}

h2 {
  margin: 8px 0 0;
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.1;
}

h3 {
  margin-top: 0;
  font-size: 1.25rem;
}

.lead,
p,
li {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1rem;
}

.hero-actions,
.cta {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 14px;
  font-weight: 700;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-strong), var(--accent));
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-secondary,
.btn-outline {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.section {
  padding: 88px 0;
}

.section-dark {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-accent {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(124, 58, 237, 0.15));
  border-top: 1px solid var(--line);
}

.section-head {
  max-width: 760px;
  margin-bottom: 28px;
}

.two-col,
.cards,
.grid-3,
.footer-grid {
  display: grid;
  gap: 24px;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cards {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.card,
.hero-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.hero-card ul,
.product-card ul {
  padding-left: 18px;
  margin-bottom: 0;
}

.card-label {
  color: var(--white);
  font-weight: 700;
}

.product-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-weight: 800;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(103,232,249,0.18), rgba(124,58,237,0.25));
  color: var(--primary);
  overflow: hidden;
}

.product-icon-logo {
  width: 52px;
  height: 52px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255,255,255,0.08);
}

.product-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.footer {
  padding: 48px 0 72px;
}

.footer-grid {
  grid-template-columns: 1.2fr 1fr 1fr;
  border-top: 1px solid var(--line);
  padding-top: 32px;
}

.footer h4 {
  margin: 0 0 10px;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

@media (max-width: 900px) {
  .nav,
  .nav-links,
  .hero-grid,
  .two-col,
  .cards,
  .grid-3,
  .footer-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .nav {
    gap: 18px;
  }

  .nav-links {
    gap: 14px;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .section {
    padding: 64px 0;
  }

  .card,
  .hero-card {
    padding: 22px;
  }
}