:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-soft: #fafcfb;
  --text: #0d0d0d;
  --text-muted: #5f6763;
  --border: rgba(13, 13, 13, 0.08);
  --border-soft: rgba(13, 13, 13, 0.05);
  --brand: #18e299;
  --brand-deep: #0fa76e;
  --brand-pale: #dffaf0;
  --shadow: 0 2px 20px rgba(18, 30, 23, 0.05);
  --radius: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.55;
}

img {
  max-width: 100%;
}

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

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid var(--border-soft);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  gap: 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.nav-links a:hover,
.text-link:hover {
  color: var(--brand-deep);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 12px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-dark {
  background: var(--text);
  color: #fff;
  box-shadow: 0 6px 20px rgba(13, 13, 13, 0.1);
}

.button-light {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 48px;
}

.hero-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 15%, rgba(24, 226, 153, 0.2), transparent 38%),
    radial-gradient(circle at 80% 10%, rgba(24, 226, 153, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(223, 250, 240, 0.9), rgba(255, 255, 255, 0) 52%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-deep);
}

.hero h1,
.section h2,
.trust-grid h2,
.cta-card h2 {
  margin: 0;
  letter-spacing: -0.045em;
  line-height: 1.02;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(3rem, 6vw, 5.2rem);
}

.lead,
.section-head p,
.two-column p,
.cta-card p,
.metric-card p,
.article-card p,
.info-card p,
.checklist-card li {
  color: var(--text-muted);
}

.lead {
  max-width: 58ch;
  margin: 22px 0 0;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 22px;
}

.hero-points {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-points li {
  position: relative;
  padding-left: 22px;
  color: var(--text-muted);
}

.hero-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--brand);
}

.hero-card,
.info-card,
.article-card,
.checklist-card,
.cta-card,
.mini-card,
.metric-card,
.feature-stack article {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow);
}

.hero-card {
  border-radius: 28px;
  padding: 20px;
}

.metric-card {
  padding: 22px;
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff, #f7fbf9);
}

.metric-label {
  display: inline-block;
  margin-bottom: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--brand-pale);
  color: var(--brand-deep);
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-card strong {
  display: block;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
}

.metric-card p {
  margin-bottom: 0;
}

.feature-stack {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.feature-stack article {
  padding: 18px;
  border-radius: 18px;
}

.feature-stack span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--brand-pale);
  color: var(--brand-deep);
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 0.78rem;
}

.feature-stack h3,
.info-card h3,
.article-card h3,
.checklist-card h3 {
  margin: 14px 0 8px;
  font-size: 1.18rem;
  letter-spacing: -0.03em;
}

.trust-strip {
  padding: 18px 0 16px;
}

.trust-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.trust-grid h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.trust-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.mini-card {
  border-radius: 18px;
  padding: 18px;
  text-align: center;
  color: var(--text-muted);
  font-weight: 600;
}

.section {
  padding: 72px 0;
}

.section-accent {
  background: linear-gradient(180deg, rgba(223, 250, 240, 0.32), rgba(255,255,255,0));
}

.section-head {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: end;
  margin-bottom: 24px;
}

.section h2,
.cta-card h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
}

.card-grid {
  display: grid;
  gap: 18px;
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.info-card,
.article-card,
.checklist-card {
  border-radius: 22px;
  padding: 24px;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 24px;
  align-items: start;
}

.checklist-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
}

.checklist-card li + li {
  margin-top: 12px;
}

.text-link {
  display: inline-block;
  margin-top: 14px;
  color: var(--brand-deep);
  font-weight: 600;
}

.cta-section {
  padding-top: 24px;
  padding-bottom: 80px;
}

.cta-card {
  border-radius: 30px;
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: linear-gradient(135deg, #ffffff, #f5fbf8);
}

.cta-card-centered {
  justify-content: center;
  text-align: center;
}

.cta-card-centered > div {
  max-width: 720px;
}

@media (max-width: 980px) {
  .hero-grid,
  .trust-grid,
  .section-head,
  .two-column,
  .three-up,
  .two-up {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: 100%;
  }

  .cta-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .nav {
    flex-wrap: wrap;
    justify-content: center;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
    justify-content: center;
    order: 3;
  }

  .hero {
    padding-top: 44px;
  }

  .section,
  .cta-section {
    padding: 56px 0;
  }

  .trust-cards {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .hero-actions {
    align-items: stretch;
  }
}