:root {
  color-scheme: light;
  --bg: #f4f1eb;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: #ffffff;
  --text: #18212b;
  --muted: #596575;
  --accent: #0e7490;
  --accent-soft: rgba(14, 116, 144, 0.12);
  --border: rgba(24, 33, 43, 0.08);
  --shadow: 0 28px 80px rgba(24, 33, 43, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "SF Pro Text", "PingFang SC", "Helvetica Neue", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(14, 116, 144, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(249, 115, 22, 0.12), transparent 22%),
    linear-gradient(180deg, #fbfaf8 0%, var(--bg) 100%);
}

.shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 80px;
}

.hero,
.article section,
.card {
  background: var(--surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero {
  padding: 32px;
  margin-bottom: 24px;
}

.eyebrow,
.meta,
.en,
.back-link {
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
}

h1,
h2 {
  margin: 0 0 12px;
}

.lead {
  margin: 0;
  font-size: 18px;
  line-height: 1.65;
}

.lead.en {
  margin-top: 14px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  display: block;
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(14, 116, 144, 0.24);
}

.article {
  max-width: 760px;
}

.article section {
  padding: 24px;
  margin-bottom: 16px;
}

.secondary {
  margin-top: 28px;
}

.back-link {
  display: inline-block;
  margin-bottom: 18px;
  text-decoration: none;
}

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

ul {
  margin: 0;
  padding-left: 18px;
  line-height: 1.7;
}

p {
  line-height: 1.75;
}

hr {
  border: 0;
  height: 1px;
  background: var(--border);
  margin: 28px 0;
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 20px, 920px);
    padding: 24px 0 48px;
  }

  .hero,
  .article section,
  .card {
    border-radius: 18px;
  }

  .hero {
    padding: 22px;
  }

  .lead {
    font-size: 16px;
  }
}