:root {
  --bg: #f4f7fb;
  --card: #fff;
  --text: #111827;
  --muted: #475569;
  --line: #cbd5e1;
  --accent: #006d8f;
  --accent2: #008b4c;
  --shadow: 0 20px 55px rgba(15, 23, 42, .1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.75;
}
a { color: var(--accent); }
:focus-visible { outline: 3px solid var(--accent2); outline-offset: 3px; }

.article-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px clamp(18px, 6vw, 80px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .94);
}

.article-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 950;
  text-decoration: none;
}
.article-brand img { width: 48px; height: 48px; border-radius: 50%; }
.back-home { font-weight: 850; }

.article-shell {
  width: min(900px, calc(100% - 32px));
  margin: 48px auto 75px;
}

.breadcrumbs {
  margin-bottom: 24px;
  color: var(--muted);
  font-size: .95rem;
}

.article-hero,
.article-body,
.article-cta {
  padding: clamp(24px, 6vw, 56px);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.article-hero { margin-bottom: 22px; }
.article-hero .eyebrow { color: var(--accent); font-weight: 950; }
.article-hero h1 { margin: .2em 0; font-size: clamp(2.2rem, 7vw, 4.4rem); line-height: 1.05; letter-spacing: -.04em; }
.article-hero .lead { color: var(--muted); font-size: 1.2rem; }
.article-meta { color: var(--muted); font-size: .9rem; }

.article-body h2 { margin-top: 1.6em; font-size: clamp(1.55rem, 4vw, 2.2rem); line-height: 1.2; }
.article-body h2:first-child { margin-top: 0; }
.article-body h3 { margin-top: 1.4em; font-size: 1.25rem; }
.article-body p,
.article-body li { color: #334155; }
.article-body li + li { margin-top: .55em; }
.article-body strong { color: var(--text); }

.article-note {
  margin: 28px 0;
  padding: 20px;
  border-inline-start: 5px solid var(--accent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent) 8%, var(--card));
}

.article-cta {
  margin-top: 22px;
  text-align: center;
}
.article-cta h2 { margin-top: 0; }
.article-cta a {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  margin: 6px;
  padding: 11px 18px;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  font-weight: 900;
  text-decoration: none;
}

.article-footer {
  padding: 30px 18px;
  border-top: 1px solid var(--line);
  background: var(--card);
  color: var(--muted);
  text-align: center;
}

@media (max-width: 620px) {
  .article-header { align-items: flex-start; }
  .article-shell { margin-top: 24px; }
  .article-hero,
  .article-body,
  .article-cta { border-radius: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}