:root {
  --article-ink: #171a1f;
  --article-muted: #5d6673;
  --article-paper: #fbf9f4;
  --article-line: #e3dccb;
  --article-navy: #0d1322;
  --article-blue: #294c9a;
  --article-gold: #c8a96b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--article-ink);
  background: linear-gradient(180deg, #eef2f8 0, var(--article-paper) 360px);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  line-height: 1.7;
}

.article-shell {
  width: min(100% - 40px, 820px);
  margin: 0 auto;
  padding: 28px 0 64px;
}

.back-home {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  margin-bottom: 24px;
  padding: 8px 13px;
  color: var(--article-navy);
  border: 1px solid #cbd4e1;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.78);
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
}

.back-home:hover { border-color: var(--article-blue); color: var(--article-blue); }

article {
  padding: clamp(28px, 6vw, 56px);
  border: 1px solid var(--article-line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(13, 19, 34, 0.08);
}

article h1,
article h2 {
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--article-navy);
}

article h1 {
  max-width: 20ch;
  margin: 0 0 28px;
  font-size: clamp(1.9rem, 5vw, 3rem);
  line-height: 1.16;
}

article h1::after {
  display: block;
  width: 52px;
  height: 3px;
  margin-top: 20px;
  background: var(--article-gold);
  content: "";
}

article h2 {
  margin: 38px 0 12px;
  font-size: clamp(1.2rem, 2.5vw, 1.48rem);
  line-height: 1.3;
}

article p { margin: 0 0 18px; }
article h2 + p { color: var(--article-muted); }

article ul {
  margin: 0 0 22px;
  padding: 18px 20px 18px 40px;
  border-left: 3px solid var(--article-gold);
  background: #f8f6f1;
}

article li + li { margin-top: 8px; }
article strong { color: var(--article-navy); }

@media (max-width: 560px) {
  .article-shell { width: min(100% - 28px, 820px); padding-top: 18px; }
  .back-home { margin-bottom: 16px; }
  article { padding: 26px 20px; }
  article h1 { margin-bottom: 22px; }
}