:root {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #f8fafc;
  --surface-2: #f1f5f9;
  --ink: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --accent: #4f46e5;
  --accent-hover: #4338ca;
  --accent-soft: #eef2ff;
  --success: #059669;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  --container: 1080px;
  --font: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
}
h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}
h3 {
  font-size: 1.2rem;
}

p {
  margin: 0 0 1em;
}

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

.lead {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 60ch;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease,
    transform 150ms ease, color 150ms ease;
}
.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
}
.btn-ghost {
  background: #fff;
  color: var(--ink);
  border-color: var(--border);
}
.btn-ghost:hover {
  border-color: #cbd5e1;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--ink);
}
.brand:hover {
  text-decoration: none;
}
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
}
.brand.small {
  font-size: 0.95rem;
}
.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav a {
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 500;
  font-size: 0.95rem;
}
.nav a:hover {
  color: var(--ink);
  background: var(--surface-2);
  text-decoration: none;
}
.nav .nav-cta {
  margin-left: 6px;
  background: var(--accent);
  color: #fff;
}
.nav .nav-cta:hover {
  background: var(--accent-hover);
  color: #fff;
}

/* ---------- Sections ---------- */
section {
  padding: 72px 0;
}
.section-surface {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-head {
  max-width: 620px;
  margin: 0 auto 48px;
  text-align: center;
}
.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 96px 0 84px;
  text-align: center;
  background: radial-gradient(
      1200px 500px at 50% -10%,
      var(--accent-soft),
      transparent 70%
    ),
    var(--bg);
}
.hero .lead {
  margin: 0 auto 28px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-note {
  margin-top: 18px;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- Trust strip ---------- */
.trust {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 40px;
  justify-content: center;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}
.trust-row span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ---------- Feature grid ---------- */
.grid {
  display: grid;
  gap: 20px;
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}
.card .icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 1.25rem;
  margin-bottom: 14px;
}
.card h3 {
  margin-bottom: 6px;
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- Pricing ---------- */
.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.plan {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
.plan.featured {
  border-color: var(--accent);
  box-shadow: 0 10px 30px rgba(79, 70, 229, 0.18);
}
.plan .tag {
  align-self: flex-start;
  margin-bottom: 10px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.plan h3 {
  margin-bottom: 4px;
}
.price {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.price small {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
}
.plan ul {
  list-style: none;
  margin: 18px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.plan li {
  position: relative;
  padding-left: 26px;
  color: var(--ink);
  font-size: 0.95rem;
}
.plan li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}
.plan .btn {
  margin-top: auto;
  width: 100%;
}

/* ---------- CTA band ---------- */
.cta-band {
  text-align: center;
  background: linear-gradient(135deg, var(--accent), #7c3aed);
  color: #fff;
  border: none;
}
.cta-band h2,
.cta-band p {
  color: #fff;
}
.cta-band .btn-ghost {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
}

/* ---------- Prose (legal / about) ---------- */
.prose {
  max-width: 760px;
  margin: 0 auto;
}
.prose h2 {
  margin-top: 2em;
  font-size: 1.4rem;
}
.prose h3 {
  margin-top: 1.5em;
}
.prose ul {
  padding-left: 1.2em;
}
.prose li {
  margin-bottom: 6px;
}
.page-title {
  text-align: center;
  padding: 72px 0 12px;
}
.updated {
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

/* ---------- Contact ---------- */
.info-card {
  max-width: 520px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.info-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.info-row:last-child {
  border-bottom: none;
}
.info-row .label {
  color: var(--muted);
  font-size: 0.9rem;
}
.info-row .value {
  text-align: right;
  font-weight: 500;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 32px;
}
.footer-brand .muted {
  font-size: 0.9rem;
  max-width: 32ch;
}
.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 12px;
}
.footer-col a {
  display: block;
  color: var(--ink);
  font-size: 0.92rem;
  margin-bottom: 8px;
}
.footer-col a:hover {
  color: var(--accent);
}
.footer-col p {
  font-size: 0.88rem;
  margin: 0 0 6px;
}
.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .grid-3,
  .pricing {
    grid-template-columns: 1fr;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 620px) {
  .nav a:not(.nav-cta) {
    display: none;
  }
  section {
    padding: 56px 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .info-row {
    flex-direction: column;
    gap: 2px;
  }
  .info-row .value {
    text-align: left;
  }
}