/* Public page base styles. Preserve each page's existing load order and scroll behavior. */
  :root {
    --navy-900: #0b2545; --navy-800: #13315c; --navy-700: #1a3d6f; --navy-600: #22528a;
    --navy-500: #3a6ea5; --navy-400: #6b8cb6; --navy-100: #e8eef7; --navy-50: #f3f6fb;
    --cyan-400: #4fb3d9;
    --ink-900: #1a1a1a; --ink-700: #333; --ink-500: #666; --ink-400: #888; --ink-300: #bfbfbf;
    --line: #e5e7eb; --bg: #ffffff; --bg-soft: #f7f8fa;
  }
  * { box-sizing: border-box; }
  html, body {
    margin: 0; padding: 0;
    font-family: "Noto Sans JP", system-ui, -apple-system, sans-serif;
    color: var(--ink-900);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    font-feature-settings: "palt";
    scroll-behavior: smooth;
  }
  a { color: inherit; text-decoration: none; }
  button { font-family: inherit; cursor: pointer; }
  img { display: block; max-width: 100%; }