:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-alt: #eaf0ff;
  --text: #172033;
  --muted: #58627a;
  --line: #d9e1ef;
  --primary: #295cff;
  --primary-dark: #1946d8;
  --success: #0f9d72;
  --shadow: 0 24px 60px rgba(17, 31, 68, 0.12);
  --radius: 20px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

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: 10;
  background: rgba(244, 247, 251, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(217, 225, 239, 0.7);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.brand { font-weight: 800; letter-spacing: -0.03em; }
.nav-cta, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.9rem 1.2rem;
  font-weight: 700;
  transition: 0.2s ease;
}
.button.primary, .nav-cta {
  background: var(--primary);
  color: white;
  box-shadow: 0 12px 30px rgba(41, 92, 255, 0.24);
}
.button.primary:hover, .nav-cta:hover { background: var(--primary-dark); }
.button.secondary {
  background: white;
  border: 1px solid var(--line);
}
.hero {
  padding: 5rem 0 3rem;
  background: radial-gradient(circle at top left, #edf3ff 0%, #f4f7fb 55%, #f4f7fb 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.8rem;
}
h1, h2, h3 { margin-top: 0; line-height: 1.05; letter-spacing: -0.04em; }
h1 { font-size: clamp(2.5rem, 6vw, 4.6rem); margin-bottom: 1rem; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.65rem; }
.subhead, .section-heading p, .faq-list p, .compare-card p, .feature-card p, .cta-box p, .site-footer p {
  color: var(--muted);
  font-size: 1.05rem;
}
.hero-actions { display: flex; gap: 0.9rem; margin: 1.6rem 0; flex-wrap: wrap; }
.hero-points {
  list-style: none;
  padding: 0;
  margin: 1.8rem 0 0;
  display: grid;
  gap: 0.75rem;
}
.hero-points li::before {
  content: "✓";
  color: var(--success);
  margin-right: 0.6rem;
  font-weight: 800;
}
.hero-card, .feature-card, .price-card, .compare-card, .cta-box {
  background: var(--surface);
  border: 1px solid rgba(217, 225, 239, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card { padding: 1.25rem; }
.mini-window {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.mini-bar {
  height: 44px;
  background: linear-gradient(90deg, #dfe7ff, #f0f4ff);
  border-bottom: 1px solid var(--line);
}
.mini-content { padding: 1rem; display: grid; gap: 0.85rem; }
.stat-row {
  display: flex;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  background: #f8faff;
  border-radius: 14px;
}
.stat-row.alert strong { color: #d64242; }
.card-caption { margin: 1rem 0 0; color: var(--muted); }
.proof-strip { padding: 1rem 0 0; }
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.proof-grid > div {
  background: var(--surface-alt);
  border-radius: 16px;
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  color: #31405f;
}
.section { padding: 5rem 0; }
.section-heading { max-width: 760px; margin-bottom: 2rem; }
.section-heading.center { text-align: center; margin-inline: auto; }
.feature-grid, .pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}
.feature-card, .price-card { padding: 1.5rem; }
.contrast { background: #eef3fb; }
.compare-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 1.5rem;
  align-items: start;
}
.compare-card {
  padding: 1.5rem;
  display: grid;
  gap: 1.25rem;
}
.price-card .tier {
  color: var(--primary);
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}
.price {
  font-size: 2.8rem;
  margin: 0.6rem 0 1rem;
  font-weight: 800;
}
.price span { font-size: 1rem; color: var(--muted); }
.price-card ul {
  padding-left: 1.1rem;
  margin: 0;
  color: var(--muted);
}
.price-card li + li { margin-top: 0.55rem; }
.price-card.featured {
  border: 2px solid rgba(41, 92, 255, 0.3);
  transform: translateY(-4px);
}
.price-card.muted { background: #fbfcfe; }
.faq-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 1.5rem;
}
.faq-list { display: grid; gap: 1rem; }
details {
  background: white;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 1.1rem;
}
summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}
summary::-webkit-details-marker { display: none; }
details p { margin: 0.9rem 0 0; }
.cta-box {
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 1.5rem;
  align-items: center;
}
.signup-form {
  display: grid;
  gap: 1rem;
}
.signup-form label {
  display: grid;
  gap: 0.45rem;
  font-weight: 600;
}
input, select {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: white;
  font: inherit;
}
.wide { width: 100%; }
.form-note {
  margin: 0;
  font-size: 0.95rem;
}
.site-footer { padding: 2rem 0 3rem; }
.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .compare-grid,
  .faq-grid,
  .cta-box,
  .feature-grid,
  .pricing-grid,
  .proof-grid {
    grid-template-columns: 1fr;
  }

  .cta-box { padding: 1.5rem; }
  .price-card.featured { transform: none; }
}