:root {
  --bg: #f7f8fc;
  --bg-soft: #ffffff;
  --text: #1f2937;
  --muted: #667085;
  --primary: #6d5dfc;
  --primary-dark: #5746f5;
  --line: rgba(31, 41, 55, 0.08);
  --shadow: 0 20px 50px rgba(31, 41, 55, 0.08);
  --radius: 22px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, #eef0ff 0%, transparent 35%),
    radial-gradient(circle at top right, #fdf0ff 0%, transparent 30%),
    var(--bg);
  line-height: 1.6;
}

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

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(247, 248, 252, 0.78);
  border-bottom: 1px solid rgba(31, 41, 55, 0.05);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

nav a {
  color: var(--muted);
  font-weight: 600;
}

.nav-button {
  background: #fff;
  border: 1px solid var(--line);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  color: var(--text);
}

.hero {
  padding: 5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow,
.section-label,
.feature-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  background: rgba(109, 93, 252, 0.1);
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  line-height: 1.05;
  margin: 1rem 0 1rem;
  max-width: 11ch;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 58ch;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.button {
  display: inline-block;
  padding: 0.95rem 1.35rem;
  border-radius: 14px;
  font-weight: 700;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

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

.button.primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 14px 30px rgba(109, 93, 252, 0.25);
}

.button.primary:hover {
  background: var(--primary-dark);
}

.button.secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
}

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

.stat-card,
.info-card,
.feature-card,
.cta-box {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.stat-card {
  padding: 1rem;
}

.stat-card strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1rem;
}

.stat-card span {
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.feature-card {
  width: 100%;
  max-width: 460px;
  padding: 2rem;
}

.feature-card h2 {
  margin: 1rem 0 0.75rem;
  font-size: 2rem;
  line-height: 1.15;
}

.feature-card p {
  color: var(--muted);
  margin-bottom: 1rem;
}

.feature-card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text);
}

.feature-card li + li {
  margin-top: 0.5rem;
}

.section {
  padding: 4.5rem 0;
}

.section.light {
  background: rgba(255, 255, 255, 0.45);
  border-top: 1px solid rgba(31, 41, 55, 0.04);
  border-bottom: 1px solid rgba(31, 41, 55, 0.04);
}

.centered {
  text-align: center;
  max-width: 760px;
}

.centered h2,
.cta-box h2 {
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.15;
  margin: 1rem 0;
}

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

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.info-card {
  padding: 1.6rem;
}

.info-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.2rem;
}

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

.cta-section {
  padding-top: 1rem;
}

.cta-box {
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: center;
}

.site-footer {
  padding: 2rem 0 3rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  color: var(--muted);
  border-top: 1px solid rgba(31, 41, 55, 0.08);
  padding-top: 2rem;
}

.footer-content strong {
  color: var(--text);
}

@media (max-width: 900px) {
  .hero-grid,
  .cards-grid,
  .hero-stats,
  .cta-box,
  .footer-content {
    grid-template-columns: 1fr;
    display: grid;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero h1 {
    max-width: none;
  }

  nav {
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

@media (max-width: 640px) {
  .nav {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .button {
    text-align: center;
  }

  .feature-card,
  .info-card,
  .stat-card,
  .cta-box {
    padding: 1.25rem;
  }
}