:root {
  --primary: #1C344F;
  --primary-hover: #152638;
  --accent-blue: #3080FF;
  --accent-blue-hover: #155DFC;
  --accent-blue-soft: #EFF6FF;
  --ink: #0F172A;
  --body: #1E293B;
  --muted: #64748B;
  --muted-soft: #94A3B8;
  --canvas: #FFFFFF;
  --surface-alt: #F8FAFC;
  --surface-slate: #F1F5F9;
  --border: #E2E8F0;
  --border-strong: #CBD5E1;
  --link: #155DFC;
  --on-primary: #FFFFFF;
  --footer-bg: #0F172A;
  --radius-sm: 4px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --container: 1240px;
  --section-pad: clamp(64px, 10vw, 96px);
  --hero-pad: clamp(72px, 12vw, 112px);
  --font: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  color: var(--body);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--link);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

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

/* Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--primary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
  color: var(--on-primary);
}

.brand-domain {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand-tag {
  font-size: 12px;
  font-weight: 400;
  color: var(--muted-soft);
  opacity: 0.9;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--on-primary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--on-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}

.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: var(--on-primary);
}

.btn-blue {
  background: var(--accent-blue);
  color: var(--on-primary);
  border-color: var(--accent-blue);
}

.btn-blue:hover {
  background: var(--accent-blue-hover);
  border-color: var(--accent-blue-hover);
  color: var(--on-primary);
}

.btn-secondary {
  background: var(--canvas);
  color: var(--ink);
  border-color: var(--border);
}

.btn-secondary:hover {
  border-color: var(--border-strong);
  background: var(--surface-alt);
  color: var(--ink);
}

.btn-on-dark {
  background: var(--on-primary);
  color: var(--primary);
  border-color: var(--on-primary);
}

.btn-on-dark:hover {
  background: var(--surface-alt);
  color: var(--primary);
}

.btn .arrow {
  transition: transform 0.15s ease;
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* Hero */
.hero {
  padding-block: var(--hero-pad);
  background: linear-gradient(180deg, var(--surface-alt) 0%, var(--canvas) 55%);
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-blue-hover);
  margin: 0 0 16px;
}

.hero-title {
  margin: 0 0 20px;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.hero-title .accent {
  color: var(--primary);
  display: block;
}

.hero-lead {
  margin: 0 0 28px;
  font-size: 18px;
  line-height: 1.55;
  color: var(--body);
  max-width: 36ch;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.hero-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--body);
}

.hero-bullets .check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  color: #00A544;
}

.hero-media {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-slate);
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
}

.hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-media-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 20px;
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.85) 0%, transparent 100%);
  color: var(--on-primary);
  font-size: 13px;
  font-weight: 500;
}

/* Sections */
.section {
  padding-block: var(--section-pad);
}

.section-alt {
  background: var(--surface-alt);
  border-block: 1px solid var(--border);
}

.section-header {
  max-width: 640px;
  margin-bottom: 48px;
}

.section-header.centered {
  margin-inline: auto;
  text-align: center;
}

.section-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin: 0 0 12px;
}

.section-title {
  margin: 0 0 16px;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.section-desc {
  margin: 0;
  font-size: 17px;
  line-height: 1.55;
  color: var(--muted);
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.card:hover {
  border-color: var(--border-strong);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
}

.card p {
  margin: 0;
  font-size: 15px;
  color: var(--body);
  line-height: 1.5;
}

.card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--accent-blue-soft);
  color: var(--accent-blue-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 18px;
  font-weight: 600;
}

/* Quote */
.quote-card {
  background: var(--surface-slate);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 40px);
  border-left: 4px solid var(--primary);
  max-width: 800px;
  margin-inline: auto;
}

.quote-card blockquote {
  margin: 0 0 16px;
  font-size: clamp(1.125rem, 2vw, 1.35rem);
  line-height: 1.5;
  color: var(--body);
  font-weight: 500;
}

.quote-card cite {
  font-style: normal;
  font-size: 14px;
  color: var(--muted);
}

/* Lifecycle / factors */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.factor-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.factor-list li {
  padding: 20px;
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.factor-list h4 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.factor-list p {
  margin: 0;
  font-size: 15px;
  color: var(--body);
}

/* Metrics */
.metrics-band {
  background: var(--primary);
  color: var(--on-primary);
  padding-block: 56px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}

.metric-value {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

.metric-label {
  margin: 0;
  font-size: 14px;
  color: rgba(248, 250, 252, 0.85);
  line-height: 1.45;
  max-width: 28ch;
  margin-inline: auto;
}

/* Trust */
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  align-items: center;
  justify-content: center;
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.trust-item {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* CTA band */
.cta-band {
  background: var(--ink);
  color: var(--on-primary);
  padding-block: var(--section-pad);
  text-align: center;
}

.cta-band h2 {
  margin: 0 0 16px;
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.cta-band p {
  margin: 0 auto 28px;
  max-width: 52ch;
  font-size: 17px;
  line-height: 1.55;
  color: rgba(248, 250, 252, 0.88);
}

/* Footer */
.site-footer {
  background: var(--footer-bg);
  color: rgba(248, 250, 252, 0.75);
  padding: 48px 0 32px;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand {
  color: var(--on-primary);
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 12px;
}

.footer-note {
  margin: 0;
  line-height: 1.55;
  max-width: 48ch;
}

.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  font-size: 13px;
  color: var(--muted-soft);
}

.footer-legal a {
  color: rgba(248, 250, 252, 0.85);
}

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

/* Mobile nav */
@media (max-width: 900px) {
  .hero-grid,
  .two-col {
    grid-template-columns: 1fr;
  }

  .hero-media {
    order: -1;
  }

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

  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  flex-direction: column;
  align-items: stretch;
  background: var(--primary-hover);
  padding: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  gap: 0;
}

  .nav-links.is-open {
    display: flex;
  }

  .nav-links li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-links li:last-child {
    border-bottom: none;
    padding-top: 12px;
  }

  .nav-links a {
    display: block;
    padding: 12px 8px;
  }

  .site-header {
    position: relative;
  }

  .nav-actions .btn-desktop-cta {
    display: none;
  }
}

@media (min-width: 901px) {
  .nav-links .btn-mobile-cta {
    display: none;
  }
}