:root {
  color-scheme: light dark;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --accent: #1677b8;
  --surface: color-mix(in srgb, Canvas 94%, var(--accent) 6%);
  --border: color-mix(in srgb, CanvasText 15%, transparent);
}

* { box-sizing: border-box; }
body { margin: 0; background: Canvas; color: CanvasText; line-height: 1.65; }
main { width: min(880px, calc(100% - 32px)); margin: 0 auto; padding: 48px 0 72px; }
header, section { background: var(--surface); border: 1px solid var(--border); border-radius: 20px; padding: 24px; margin-bottom: 16px; }
h1, h2 { line-height: 1.25; }
h1 { margin-top: 0; }
a { color: var(--accent); }
.contact-button {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 999px;
  background: #168a55;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}
.contact-button:hover { background: #117344; }
.contact-button:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.meta { color: color-mix(in srgb, CanvasText 65%, transparent); }
.notice { border-inline-start: 4px solid var(--accent); padding-inline-start: 16px; }
nav { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 18px; }
ul { padding-inline-start: 22px; }
footer { text-align: center; margin-top: 32px; font-size: .9rem; }
html[dir="rtl"] body { font-family: -apple-system, BlinkMacSystemFont, "SF Arabic", "Segoe UI", sans-serif; }