:root {
  --bg: #ffffff;
  --band: #eef0f4;
  --text: #1f2328;
  --muted: #555c66;
  --accent: #3d5a73;
  --max: 1080px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

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

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: var(--band); }
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap;
}
.brand { font-weight: 600; text-decoration: none; color: var(--text); letter-spacing: .2px; }
.brand small { display: block; font-weight: 400; color: var(--muted); font-size: 13px; }
.site-nav { display: flex; gap: 18px; align-items: center; font-size: 15px; }
.site-nav a { color: var(--text); text-decoration: none; }
.site-nav a:hover { text-decoration: underline; }
.lang { border: 1px solid #c7ccd4; border-radius: 4px; padding: 2px 8px; }

/* Sections */
section { padding: 56px 0; }
section.band { background: var(--band); }
h1, h2, h3 { line-height: 1.25; font-weight: 600; }
h1 { font-size: 34px; margin: 0 0 20px; }
h2 { font-size: 27px; margin: 0 0 18px; }
h3 { font-size: 19px; margin: 28px 0 10px; }
.lead { font-size: 19px; }

.grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: start; }
.portrait { width: 100%; height: auto; display: block; border-radius: 4px; background: #dfe3e9; aspect-ratio: 2 / 3; object-fit: cover; }

ul.topics { padding-left: 20px; }
ul.topics li { margin-bottom: 6px; }

.facts { list-style: none; padding: 0; margin: 0 0 24px; }
.facts li { margin-bottom: 6px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.button {
  display: inline-block; padding: 12px 20px; border-radius: 4px;
  background: var(--accent); color: #fff; text-decoration: none; font-weight: 600;
}
.button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }

.site-footer { background: var(--band); color: var(--muted); font-size: 14px; padding: 24px 0; }

@media (max-width: 760px) {
  body { font-size: 16px; }
  h1 { font-size: 28px; }
  h2 { font-size: 23px; }
  section { padding: 40px 0; }
  .grid { grid-template-columns: 1fr; gap: 28px; }
  .portrait { max-width: 360px; }
}