/* ===== Page Base ===== */
    body {
      font-family: 'Segoe UI', Arial, sans-serif;
      background: linear-gradient(135deg, #005eff, #00aaff);
      color: #fff;
      line-height: 1.8;
      margin: 0;
      padding: 50px 15px;
      display: flex;
      justify-content: center;
      align-items: flex-start;
      min-height: 100vh;
      background-attachment: fixed;
    }

    /* ===== Container ===== */
    .container {
      max-width: 900px;
      background: rgba(0, 0, 0, 0.75);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      padding: 45px;
      border-radius: 16px;
      box-shadow: 0 0 25px rgba(0, 0, 0, 0.4),
                  0 0 40px rgba(0, 255, 150, 0.2);
      border: 1px solid rgba(255, 255, 255, 0.1);
      text-align: left;
      animation: fadeIn 0.8s ease;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(20px); }
      to { opacity: 1; transform: translateY(0); }
    }

    /* ===== Headings ===== */
    h1 {
      text-align: center;
      font-size: 2.4rem;
      background: linear-gradient(90deg, #ffee00, #00ff88);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 20px;
      letter-spacing: 1px;
    }

    h2 {
      color: #00ff88;
      border-left: 4px solid #ffee00;
      padding-left: 12px;
      margin-top: 30px;
      font-size: 1.4rem;
      letter-spacing: 0.5px;
    }

    p, li {
      font-size: 16px;
      color: #f5f5f5;
    }

    ul {
      margin-left: 25px;
      margin-top: 10px;
    }

    /* ===== Highlight Box ===== */
    .highlight {
      background: rgba(255, 255, 255, 0.06);
      border-left: 5px solid #00ff88;
      padding: 15px 20px;
      border-radius: 12px;
      margin: 20px 0;
      color: #ffffff;
      box-shadow: 0 0 10px rgba(0, 255, 136, 0.15);
    }

    /* ===== Footer ===== */
    .footer {
      text-align: center;
      margin-top: 40px;
      font-size: 14px;
      color: #aaa;
      border-top: 1px solid rgba(255,255,255,0.1);
      padding-top: 20px;
    }

    /* ===== Built with Good Heart ===== */
    .good-heart {
      text-align: center;
      margin-top: 20px;
      font-size: 14px;
      color: #ffee00;
    }