:root {
  color-scheme: light;
  --bg-top: #f7f3eb;
  --bg-bottom: #fffdf7;
  --ink: #16202a;
  --muted: #596674;
  --line: rgba(22, 32, 42, 0.12);
  --card: rgba(255, 255, 255, 0.9);
  --panel: rgba(255, 255, 255, 0.76);
  --shadow: 0 22px 70px rgba(27, 42, 58, 0.12);
  --accent: #d96b2b;
  --accent-soft: rgba(217, 107, 43, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "Helvetica Neue", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(217, 107, 43, 0.14), transparent 32%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  padding: 24px;
}

.shell {
  width: min(100%, 980px);
  margin: 0 auto;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.hero {
  padding: 28px 28px 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-radius: 999px;
  padding: 8px 14px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: currentColor;
}

h1 {
  margin: 20px 0 10px;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.lead {
  margin: 0;
  max-width: 48rem;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.top-links,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.top-links {
  margin-top: 18px;
}

.top-links a,
.footer-links a,
a.inline-link {
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}

.top-links a:hover,
.footer-links a:hover,
a.inline-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

.article {
  margin: 22px;
  padding: 22px;
  border-radius: 22px;
  background: var(--panel);
  border: 1px solid rgba(22, 32, 42, 0.08);
  display: grid;
  gap: 22px;
}

.section {
  display: grid;
  gap: 10px;
}

.section h2 {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.section p,
.section li {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.section ul {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.summary-list {
  display: grid;
  gap: 12px;
}

.summary-item {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(22, 32, 42, 0.08);
}

.summary-item strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
}

.summary-item span {
  color: var(--muted);
  line-height: 1.6;
}

.meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.footer {
  margin: 0 22px 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: grid;
  gap: 12px;
}

.footer p {
  margin: 0;
  line-height: 1.6;
}

code {
  padding: 2px 7px;
  border-radius: 8px;
  background: rgba(22, 32, 42, 0.06);
  color: var(--ink);
  font-family: "Cascadia Code", "Consolas", monospace;
  font-size: 0.9em;
}

@media (max-width: 720px) {
  body {
    padding: 16px;
  }

  .hero {
    padding: 22px 22px 6px;
  }

  .article {
    margin: 16px;
    padding: 18px;
  }

  .footer {
    margin: 0 16px 18px;
  }
}