:root {
      color-scheme: light;
      --ink: #211c2a;
      --muted: #5f5968;
      --line: #e8e0ed;
      --accent: #7357a3;
      --accent-deep: #2f2542;
      --bg: #fbf7fc;
      --soft: #f6effa;
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      background:
        radial-gradient(circle at top left, rgba(115, 87, 163, 0.12), transparent 34rem),
        radial-gradient(circle at bottom right, rgba(0, 154, 156, 0.10), transparent 32rem),
        var(--bg);
      color: var(--ink);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.6;
    }

    main {
      width: min(920px, calc(100% - 32px));
      margin: 0 auto;
      padding: 48px 0 72px;
    }

    article {
      background: rgba(255, 255, 255, 0.94);
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: clamp(24px, 5vw, 52px);
      box-shadow: 0 24px 60px rgba(42, 31, 58, 0.08);
    }

    h1, h2 {
      color: var(--ink);
      line-height: 1.18;
      margin: 0;
    }

    h1 {
      font-size: clamp(2rem, 6vw, 3.4rem);
      letter-spacing: 0;
    }

    h2 {
      font-size: 1.35rem;
      margin-top: 34px;
    }

    p, li {
      font-size: 1rem;
      color: var(--muted);
    }

    p {
      margin: 14px 0 0;
    }

    ul {
      padding-left: 22px;
      margin: 12px 0 0;
    }

    a {
      color: var(--accent);
      font-weight: 650;
    }

    .updated {
      color: var(--accent);
      font-weight: 700;
      margin-top: 10px;
    }

    .note {
      border-left: 4px solid var(--accent);
      background: var(--soft);
      border-radius: 10px;
      padding: 14px 16px;
      margin-top: 22px;
    }

    .contact {
      color: var(--accent-deep);
      font-weight: 650;
    }