:root {
  --navy: #1A2A3A;
  --gold: #C5A46D;
  --gray: #6B7280;
  --white: #FFFFFF;
  --bg: #F7F8FA;
  --border: #E6E8EC;
  --shadow: 0 12px 28px rgba(26, 42, 58, 0.09);
  --radius: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--navy);
  background: var(--bg);
  line-height: 1.7;
}

.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}

.section {
  padding: 5rem 0;
}

.section-tight {
  padding: 2.75rem 0 1rem;
}

.bg-light {
  background: var(--bg);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(4px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
  padding: 0.9rem 0;
}

.brand {
  text-decoration: none;
  color: var(--navy);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--gray);
  font-weight: 600;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--navy);
}

.hero {
  background: radial-gradient(circle at top right, #edf2f7, #ffffff 55%);
  padding-top: 6rem;
}

.hero-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1.3fr 1fr;
  align-items: center;
}

.eyebrow {
  color: var(--gold);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0.25rem 0 1rem;
  line-height: 1.15;
  font-size: clamp(2.2rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.45rem, 2.6vw, 2.2rem);
  line-height: 1.25;
  margin-top: 0;
}

h3 {
  margin-top: 0;
  line-height: 1.3;
}

.lead {
  color: var(--gray);
  font-size: 1.1rem;
  max-width: 64ch;
}

.actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.actions.center {
  justify-content: center;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.72rem 1.2rem;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.btn-primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: 0 8px 18px rgba(26, 42, 58, 0.2);
}

.btn-outline {
  background: var(--white);
  color: var(--navy);
  border-color: var(--navy);
}

.nav-cta {
  white-space: nowrap;
}

.trust-bar {
  background: var(--navy);
  color: var(--white);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  padding: 1rem 0;
}

.trust-grid p {
  margin: 0;
  text-align: center;
  font-size: 0.96rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  box-shadow: var(--shadow);
}

.hero-panel {
  border-top: 4px solid var(--gold);
}

.step span {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  margin-bottom: 0.75rem;
  background: var(--navy);
  color: var(--white);
  font-weight: 800;
}

.list {
  margin: 0;
  padding-left: 1.15rem;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.price {
  color: var(--gold);
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0.25rem 0 0.6rem;
}

.price-card.featured {
  border-top: 4px solid var(--gold);
}

.text-link {
  font-weight: 700;
  color: var(--navy);
}

.feature-block {
  max-width: 860px;
}

.final-cta {
  padding-top: 2rem;
}

.cta-card {
  text-align: center;
  border-top: 4px solid var(--gold);
}

.site-footer {
  border-top: 1px solid var(--border);
  background: #fff;
  padding: 1rem 0;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  color: var(--gray);
}

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

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

@media (max-width: 1080px) {
  .hero-grid,
  .grid.four,
  .grid.three,
  .grid.two,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 4rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .section-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 760px) {
  .nav-wrap,
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-cta {
    width: 100%;
    text-align: center;
  }
}

.diagnostic-section {
  background: linear-gradient(180deg, #f2f5f9 0%, #f8fafc 100%);
}

.diagnostic-card {
  border-top: 4px solid var(--gold);
  max-width: 920px;
  margin: 0 auto;
  padding: 2rem;
}

.diagnostic-card h3 {
  margin-bottom: 0.5rem;
}

.diagnostic-list {
  margin-bottom: 1.5rem;
}

.diagnostic-disclaimer {
  border: 1px solid #d7dde5;
  background: #f8fafc;
  border-left: 4px solid var(--navy);
  border-radius: 12px;
  padding: 1rem 1.1rem;
  color: #334155;
}

@media (max-width: 760px) {
  .diagnostic-card {
    padding: 1.4rem;
  }
}