:root {
  --bg: #f5f3ee;
  --surface: #ffffff;
  --border: #ddd8cb;
  --text: #242219;
  --muted: #706b5a;
  --faint: #9b9585;
  --accent: #52619f;
  --accent-hover: #414f89;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  padding: 2.5rem 1.25rem;
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic UI", "Noto Sans JP", system-ui, -apple-system, sans-serif;
  line-height: 1.7;
}
.wrap { width: 100%; max-width: 460px; margin: auto; }
a { color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }