:root {
  --color-bg: #f5f7fb;
  --color-surface: #ffffff;
  --color-surface-alt: #eef2ff;
  --color-text: #0f172a;
  --color-muted: #475569;
  --color-accent: #0b5cff;
  --color-accent-strong: #0041c4;
  --color-accent-soft: #dbe7ff;
  --color-border: #dbe1f0;
  --shadow-soft: 0 16px 40px rgba(15, 23, 42, 0.12);
  --shadow-card: 0 10px 30px rgba(15, 23, 42, 0.08);
  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-xl: 30px;
  --max-width: 1120px;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --space-8: 5rem;
  --font-display: "Sora", "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --motion-fast: 150ms;
  --motion-medium: 280ms;
  --motion-slow: 600ms;
  --motion-ease: cubic-bezier(0.21, 0.61, 0.35, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: radial-gradient(circle at top right, rgba(11, 92, 255, 0.15), transparent 45%),
    radial-gradient(circle at 20% 20%, rgba(15, 23, 42, 0.08), transparent 50%),
    var(--color-bg);
  min-height: 100vh;
  line-height: 1.6;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(15, 23, 42, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.4;
  z-index: -2;
}

img {
  max-width: 100%;
  display: block;
}

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

a:hover {
  color: var(--color-accent-strong);
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  background: var(--color-accent);
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-xs);
  z-index: 10;
}

.skip-link:focus {
  left: 1rem;
}

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

.site-header {
  position: sticky;
  top: 0;
  background: rgba(245, 247, 251, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(219, 225, 240, 0.7);
  z-index: 5;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.logo img {
  width: 38px;
  height: 38px;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0;
  margin: 0;
  font-weight: 500;
}

.nav-links a {
  padding: 0.4rem 0.2rem;
}


.hero {
  padding: var(--space-8) 0 var(--space-7);
}

.hero-grid {
  display: grid;
  gap: var(--space-6);
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--color-accent-strong);
  font-weight: 600;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 3.5rem);
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

h3 {
  font-size: 1.2rem;
}

.lead {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 36rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.85rem 1.6rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform var(--motion-fast) var(--motion-ease),
    box-shadow var(--motion-fast) var(--motion-ease),
    background var(--motion-fast) var(--motion-ease);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-card);
}

.btn-primary {
  background: var(--color-accent);
  color: white;
}

.btn-primary:hover {
  background: var(--color-accent-strong);
  color: white;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.hero-visual {
  position: relative;
  display: grid;
  gap: 1.5rem;
  align-self: center;
}

.hero-visual svg {
  width: 100%;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow-soft);
}

.hero-card {
  background: var(--color-surface);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
}

.section {
  padding: var(--space-7) 0;
}

.section-head {
  max-width: 46rem;
  margin-bottom: var(--space-5);
}

.section-head p {
  color: var(--color-muted);
}

.proof-grid,
.feature-grid,
.module-grid {
  display: grid;
  gap: 1.5rem;
}

.card,
.feature-card,
.module-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.licensing-note {
  margin-top: 1.5rem;
  background: linear-gradient(120deg, rgba(11, 92, 255, 0.08), rgba(255, 255, 255, 0.95));
  border-color: rgba(11, 92, 255, 0.2);
}

.flow {
  background: var(--color-surface-alt);
}

.flow-grid {
  display: grid;
  gap: 1.25rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.flow-step {
  background: white;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(11, 92, 255, 0.18);
  box-shadow: var(--shadow-card);
}

.step-title {
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-accent-strong);
}

.security {
  background: #f9fafc;
}

.security-grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}

.security-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--color-muted);
  display: grid;
  gap: 0.9rem;
}

.security-callout {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

.reliability {
  padding: var(--space-6) 0 var(--space-7);
}

.reliability-card {
  background: linear-gradient(120deg, rgba(11, 92, 255, 0.12), rgba(255, 255, 255, 0.9));
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  border: 1px solid rgba(11, 92, 255, 0.2);
  box-shadow: var(--shadow-soft);
}

.contact {
  background: var(--color-surface-alt);
}

.contact-grid {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}


.site-footer {
  padding: var(--space-6) 0 var(--space-4);
  border-top: 1px solid var(--color-border);
  background: #f1f4fa;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.footer-brand img {
  width: 42px;
  height: 42px;
  margin-bottom: 0.75rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.footer-legal {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-top: 2rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--motion-slow) var(--motion-ease),
    transform var(--motion-slow) var(--motion-ease);
  transition-delay: var(--delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 720px) {
  .hero-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
  }

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

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

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

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

  .footer-links {
    align-items: start;
  }
}

@media (min-width: 980px) {
  .feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .module-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .flow-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .reliability-card {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (max-width: 880px) {
  .nav-links {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

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

  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    transition: none;
    opacity: 1;
    transform: none;
  }

  .btn {
    transition: none;
  }
}