:root {
  color-scheme: light;
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #566079;
  --border: #e2e8f0;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --accent-soft: rgba(37, 99, 235, 0.1);
  --shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
  --radius: 20px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(245, 246, 248, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: min(320px, 80vw);
  height: 100vh;
  background: rgba(245, 246, 248, 0.98);
  border-left: 1px solid var(--border);
  padding: 96px 24px 24px;
  position: fixed;
  top: 0;
  right: 0;
  transform: translateX(100%);
  opacity: 0;
  pointer-events: none;
  box-shadow: -20px 0 50px rgba(15, 23, 42, 0.18);
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.3s ease;
}

.nav-links a {
  transition: color 0.2s ease;
}

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

.nav-links .nav-cta {
  margin-top: 8px;
  width: 100%;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
}

.nav-toggle-bar {
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  display: block;
}

.nav-open .nav-links {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.hero {
  padding: 64px 0 48px;
}

.hero-grid {
  display: grid;
  gap: 32px;
}

.eyebrow {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 16px;
}

.lead {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 12px 22px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease,
    color 0.2s ease;
}

.button.primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.button.primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.button.secondary {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.button.secondary:hover {
  background: rgba(37, 99, 235, 0.2);
}

.button.ghost {
  border-color: var(--border);
  background: #fff;
}

.button.ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero-stats {
  display: grid;
  gap: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-stats strong {
  display: block;
  color: var(--text);
  font-size: 1rem;
}

.hero-card {
  background: var(--card);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(226, 232, 240, 0.8);
  display: grid;
  gap: 18px;
}

.hero-card h3 {
  font-size: 1.4rem;
  margin-top: 6px;
}

.hero-card ul {
  list-style: none;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.hero-card li::before {
  content: "•";
  color: var(--accent);
  margin-right: 10px;
}

.section {
  padding: 56px 0;
}

.section.muted {
  background: #edf1f7;
}

.section-header {
  display: grid;
  gap: 12px;
  margin-bottom: 32px;
}

.section-header p {
  color: var(--muted);
  max-width: 640px;
}

.grid {
  display: grid;
  gap: 20px;
}

.grid.two {
  grid-template-columns: 1fr;
}

.grid.three {
  grid-template-columns: 1fr;
}

.card {
  background: var(--card);
  padding: 24px;
  border-radius: 18px;
  border: 1px solid var(--border);
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
}

.card h3 {
  margin-bottom: 10px;
}

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

.benefit {
  background: #fff;
  padding: 20px;
  border-radius: 16px;
  border: 1px solid var(--border);
}

.benefit h3 {
  margin-bottom: 8px;
}

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

.demo {
  display: grid;
  gap: 20px;
  align-items: center;
  background: #fff;
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.cta {
  background: var(--text);
  color: #fff;
}

.cta-inner {
  display: grid;
  gap: 18px;
  align-items: center;
}

.cta p {
  color: rgba(255, 255, 255, 0.7);
}

.cta .button.ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}

.cta .button.ghost:hover {
  border-color: #fff;
}

.site-footer {
  padding: 32px 0 48px;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (min-width: 700px) {
  .nav {
    align-items: center;
  }

  .hero-actions {
    flex-direction: row;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .demo {
    grid-template-columns: 2fr 1fr;
  }

  .cta-inner {
    grid-template-columns: 2fr 1fr;
  }
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

  .hero {
    padding: 80px 0 64px;
  }
}