:root {
      --bg: #f3f7fb;
      --card: #ffffff;
      --accent: #0b76ef;
      --muted: #666;
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: "Inter", Arial, sans-serif;
      background: linear-gradient(to right, #ffecd2, #fcb69f);
      color: #222;
      padding: 24px;
    }


    .copyright-container {
      width: 1352px;
      background-color: #4c433b;
      padding: 15px 0;
      position: absolute;
      text-align: center;
      margin-left: -25px;
    }

    .copyright-container1 {
      width: 1352px;
      background-color: #4c433b;
      padding: 15px 0;
      position: absolute;
      margin-top: -25px;
      margin-left: -25px;
    }

    .copyright-text1 {
      color: #fff;
      font-size: 2em;
      text-align: center;
      margin: 25px;
      font-family: Arial, sans-serif;
    }

    .copyright-text {
      color: #f1f1f1;
      font-size: 15px;
      margin: 8px;
      margin-bottom: 10px;
      font-family: Arial, sans-serif;
    }


    .wrap {
      max-width: 820px;
      margin: 24px auto;
    }

    .card {
      background: var(--card);
      border-radius: 12px;
      padding: 22px;
      box-shadow: 0 6px 18px rgba(11, 118, 239, 0.06);
      border: 1px solid rgba(11, 118, 239, 0.06);
    }

    h1 {
      margin: 0 0 6px 0;
      font-size: 26px;
      color: var(--accent);
      text-align: center;
    }

    p.lead {
      margin: 0 0 18px 0;
      text-align: center;
      color: var(--muted);
    }

    form {
      margin-top: 12px;
    }

    .question {
      padding: 14px;
      border-radius: 8px;
      background: linear-gradient(180deg, rgba(11, 118, 239, 0.02), transparent);
      margin-bottom: 14px;
      border: 1px dashed rgba(11, 118, 239, 0.04);
    }

    .qhead {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
    }

    .qnum {
      font-weight: 700;
      color: var(--accent);
    }

    .qtext {
      margin: 0;
      font-size: 16px;
    }

    label.option {
      display: block;
      padding: 8px 10px;
      margin: 6px 0;
      border-radius: 6px;
      cursor: pointer;
      border: 1px solid transparent;
    }

    input[type="radio"] {
      margin-right: 10px;
    }

    label.option.correct {
      background: #c8e6c9;
    }


    label.option.wrong {
      background: #ffcdd2;
    }


    label.option:hover {
      background: rgba(11, 118, 239, 0.03);
      border-color: rgba(11, 118, 239, 0.08);
    }

    .submit-row {
      display: flex;
      gap: 12px;
      margin-top: 16px;
    }

    .btn {
      flex: 1;
      padding: 12px 14px;
      border-radius: 8px;
      border: none;
      font-weight: 600;
      cursor: pointer;
    }

    .btn.primary {
      background: var(--accent);
      color: white;
    }

    .btn.ghost {
      background: transparent;
      border: 1px solid rgba(0, 0, 0, 0.08);
    }

    #result {
      margin-top: 20px;
      font-weight: bold;
    }