:root {
  --ink: #172026;
  --muted: #5f6b76;
  --line: #d8e0e7;
  --surface: #ffffff;
  --soft: #f4f7f8;
  --accent: #0f766e;
  --accent-dark: #115e59;
}

body {
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.site-header {
  border-bottom: 1px solid var(--line);
}

.hero {
  background:
    linear-gradient(90deg, rgba(13, 31, 36, .86) 0%, rgba(13, 31, 36, .72) 44%, rgba(13, 31, 36, .2) 100%),
    url("/assets/img/analysis-hero.png") center / cover no-repeat;
  border-bottom: 1px solid var(--line);
  color: #fff;
  padding: 5rem 0 4.5rem;
}

.hero h1 {
  font-size: clamp(2.1rem, 4vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero p {
  max-width: 720px;
}

.article-card {
  border: 1px solid var(--line);
  border-radius: .5rem;
  background: var(--surface);
  height: 100%;
}

.article-body h2 {
  margin-top: 2rem;
}

.article-body h3 {
  margin-top: 1.25rem;
  font-size: 1.15rem;
}

.affiliate-disclosure,
.note-box {
  background: #edf7f5;
  border: 1px solid #b7ddd6;
  border-radius: .5rem;
  padding: 1rem;
}

.product-box {
  border: 1px solid var(--line);
  border-radius: .5rem;
  padding: 1.25rem;
  background: var(--soft);
}

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

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