.otomo-faq-accordion-section {
      --faq-blue: #155f9f;
      --faq-blue-dark: #0b477b;
      --faq-blue-soft: #edf6ff;
      --faq-blue-line: #cfe2f5;
      --faq-text: #111827;
      --faq-muted: #566579;
      --faq-line: #dde5ee;
      --faq-bg: #f6f8fb;
      --faq-white: #ffffff;
      --faq-shadow: 0 14px 34px rgba(16, 24, 40, 0.06);
      --faq-radius-xl: 26px;
      --faq-radius-lg: 18px;
      --faq-max: 980px;
      font-family: Arial, Helvetica, sans-serif;
      background: var(--faq-bg);
      color: var(--faq-text);
      padding: 76px 20px;
      line-height: 1.65;
    }

    .otomo-faq-accordion-section *,
    .otomo-faq-accordion-section *::before,
    .otomo-faq-accordion-section *::after {
      box-sizing: border-box;
    }

    .otomo-faq-wrap {
      max-width: var(--faq-max);
      width: 100%;
      margin: 0 auto;
    }

    .otomo-faq-heading {
      text-align: center;
      margin-bottom: 34px;
    }

    .otomo-faq-heading h2 {
      margin: 0;
      color: var(--faq-blue-dark);
      font-size: clamp(30px, 4vw, 44px);
      line-height: 1.15;
      letter-spacing: -0.03em;
    }

    .otomo-faq-list {
      display: grid;
      gap: 14px;
    }

    .otomo-faq-item {
      background: var(--faq-white);
      border: 1px solid var(--faq-line);
      border-radius: var(--faq-radius-lg);
      box-shadow: var(--faq-shadow);
      overflow: hidden;
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .otomo-faq-item.is-open {
      border-color: var(--faq-blue-line);
      box-shadow: 0 18px 42px rgba(16, 24, 40, 0.08);
    }

    .otomo-faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 20px 24px;
      border: 0;
      background: transparent;
      color: var(--faq-text);
      font: inherit;
      font-size: 17px;
      font-weight: 700;
      text-align: left;
      cursor: pointer;
    }

    .otomo-faq-question:hover {
      color: var(--faq-blue-dark);
    }

    .otomo-faq-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      border-radius: 10px;
      background: var(--faq-blue-soft);
      border: 1px solid var(--faq-blue-line);
      color: var(--faq-blue-dark);
      font-size: 13px;
      font-weight: 800;
      flex: 0 0 auto;
    }

    .otomo-faq-question-text {
      flex: 1;
    }

    .otomo-faq-icon {
      position: relative;
      width: 26px;
      height: 26px;
      border-radius: 50%;
      background: var(--faq-blue-soft);
      border: 1px solid var(--faq-blue-line);
      flex: 0 0 auto;
      transition: transform 0.2s ease, background 0.2s ease;
    }

    .otomo-faq-icon::before,
    .otomo-faq-icon::after {
      content: "";
      position: absolute;
      left: 50%;
      top: 50%;
      width: 12px;
      height: 2px;
      background: var(--faq-blue-dark);
      border-radius: 999px;
      transform: translate(-50%, -50%);
      transition: transform 0.2s ease;
    }

    .otomo-faq-icon::after {
      transform: translate(-50%, -50%) rotate(90deg);
    }

    .otomo-faq-item.is-open .otomo-faq-icon {
      background: var(--faq-blue);
      border-color: var(--faq-blue);
      transform: rotate(180deg);
    }

    .otomo-faq-item.is-open .otomo-faq-icon::before,
    .otomo-faq-item.is-open .otomo-faq-icon::after {
      background: #ffffff;
    }

    .otomo-faq-item.is-open .otomo-faq-icon::after {
      transform: translate(-50%, -50%) rotate(0deg);
    }

    .otomo-faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.28s ease;
    }

    .otomo-faq-answer-inner {
      padding: 0 24px 22px 74px;
      color: var(--faq-muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .otomo-faq-answer-inner p {
      margin: 0;
      padding-top: 2px;
    }

    @media (max-width: 640px) {
      .otomo-faq-accordion-section {
        padding: 56px 14px;
      }

      .otomo-faq-question {
        padding: 18px;
        font-size: 16px;
        align-items: flex-start;
      }

      .otomo-faq-number {
        width: 30px;
        height: 30px;
      }

      .otomo-faq-answer-inner {
        padding: 0 18px 20px 18px;
      }
    }