:root {
  --bg: #0b0b0f;
  --surface: rgba(18, 18, 24, 0.85);
  --card: #141419;
  --card-border: rgba(255, 255, 255, 0.08);
  --text: #f5f5f7;
  --muted: rgba(245, 245, 247, 0.7);
  --accent: linear-gradient(135deg, #52ffd5, #7b61ff);
  --accent-solid: #7b61ff;
  --accent-soft: rgba(123, 97, 255, 0.16);
  --max-width: 1100px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-soft: 0 20px 45px rgba(0, 0, 0, 0.35);
  --shadow-card: 0 12px 32px rgba(5, 8, 15, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top left, rgba(123, 97, 255, 0.18), transparent 45%),
    radial-gradient(circle at bottom right, rgba(82, 255, 213, 0.15), transparent 40%),
    var(--bg);
  line-height: 1.6;
}

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

.container {
  width: min(100% - 2.5rem, var(--max-width));
  margin: 0 auto;
}

section {
  padding: 5rem 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 11, 15, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
}

.brand {
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a:hover,
.nav-cta:hover {
  color: #ffffff;
}

.nav-cta {
  font-weight: 600;
  padding: 0.65rem 1.4rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: transform 0.2s ease, background 0.2s ease;
}

.nav-cta:hover {
  transform: translateY(-1px);
  background: rgba(123, 97, 255, 0.18);
}

.hero {
  padding: 7rem 0 6rem;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.8rem, 6vw, 3.9rem);
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: rgba(245, 245, 247, 0.55);
  margin-bottom: 1.5rem;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.9rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn.primary {
  background: var(--accent);
  color: #05080f;
  box-shadow: 0 12px 24px rgba(123, 97, 255, 0.35);
}

.btn.primary:hover {
  transform: translateY(-2px);
}

.btn.secondary {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.btn.secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn.tertiary {
  color: var(--accent-solid);
  background: rgba(123, 97, 255, 0.1);
  border: 1px solid rgba(123, 97, 255, 0.4);
}

.hero-trust {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-trust .stat {
  font-weight: 600;
  color: #ffffff;
}

.hero-visual .hero-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-card);
}

.hero-card-title {
  color: var(--muted);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
  color: #ffffff;
}

.hero-card .icon {
  margin-right: 0.75rem;
}

.social-proof {
  padding: 4.5rem 0 4rem;
}

.social-proof h2 {
  text-align: center;
  margin-bottom: 2rem;
}

.logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  color: var(--muted);
}

.logo {
  padding: 0.75rem 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  background: rgba(20, 20, 25, 0.6);
}

.testimonial {
  max-width: 650px;
  margin: 2.5rem auto 0;
  text-align: center;
  color: var(--muted);
  font-style: italic;
}

.testimonial-meta {
  font-style: normal;
  margin-top: 1rem;
  color: rgba(245, 245, 247, 0.65);
}

.section-intro {
  max-width: 720px;
  color: var(--muted);
  margin-bottom: 3rem;
}

.feature-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.feature-card {
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-card);
}

.icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  margin-bottom: 1rem;
}

.feature-note,
.step-note {
  color: rgba(245, 245, 247, 0.5);
  font-size: 0.85rem;
  margin-top: 1.2rem;
}

.feature-highlight {
  padding: 5rem 0;
  background: rgba(20, 20, 26, 0.85);
}

.highlight-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.highlight-visual {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-card);
  color: var(--muted);
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 4rem 0 0;
  display: grid;
  gap: 2.5rem;
}

.timeline li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: start;
}

.step-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  font-weight: 600;
  color: #ffffff;
}

.step-content h3 {
  margin: 0 0 0.75rem;
}

.security {
  background: rgba(12, 12, 18, 0.85);
}

.security-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.security-grid article {
  background: rgba(20, 20, 26, 0.85);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-card);
}

.pricing {
  background: rgba(14, 14, 19, 0.9);
}

.pricing-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.plan {
  background: rgba(20, 20, 26, 0.9);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-card);
}

.plan ul {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 1rem;
  color: var(--muted);
}

.plan-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.price {
  font-size: 2rem;
  font-weight: 700;
}

.plan.featured {
  border: 1px solid rgba(123, 97, 255, 0.5);
  position: relative;
  background: linear-gradient(160deg, rgba(123, 97, 255, 0.25), rgba(20, 20, 26, 0.95));
}

.badge {
  background: rgba(82, 255, 213, 0.2);
  color: #52ffd5;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.tag {
  background: rgba(123, 97, 255, 0.22);
  color: #b8a6ff;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  margin-left: 0.35rem;
}

.pricing-note {
  margin-top: 2.5rem;
  color: var(--muted);
  text-align: center;
}

.cta {
  background: rgba(123, 97, 255, 0.12);
}

.cta-container {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.site-footer {
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(5, 5, 10, 0.85);
}

.footer-container {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  align-items: center;
}

.footer-copy {
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  color: var(--muted);
}

.footer-meta {
  color: rgba(245, 245, 247, 0.45);
  font-size: 0.85rem;
}

@media (max-width: 720px) {
  .nav-links {
    display: none;
  }

  .nav-container {
    padding: 1rem 0;
  }

  section {
    padding: 4rem 0;
  }

  .timeline li {
    grid-template-columns: 1fr;
  }

  .step-icon {
    justify-self: start;
  }

  .cta-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}