.eg-ito {
    --blue: #0a2f6b;
    --cyan: #0b8996;
    --text: #26364a;
    --muted: #657589;
    --border: #dce5ef;
    --light: #f5f8fc;
    --white: #ffffff;

    max-width: 1180px;
    margin: 0 auto;
    padding: 68px 24px;
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
    box-sizing: border-box;
  }

  .eg-ito *,
  .eg-ito *::before,
  .eg-ito *::after {
    box-sizing: border-box;
  }

  .eg-ito h2,
  .eg-ito h3,
  .eg-ito h4,
  .eg-ito p {
    margin-top: 0;
  }

  /* 标题 */
  .eg-ito__header {
    max-width: 860px;
    margin: 0 auto 44px;
    text-align: center;
  }

  .eg-ito__eyebrow {
    margin-bottom: 10px;
    color: var(--cyan);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.6px;
    text-transform: uppercase;
  }

  .eg-ito__header h2 {
    margin-bottom: 16px;
    color: var(--blue);
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.2;
  }

  .eg-ito__intro {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 17px;
  }

  /* 产品边界 */
  .eg-ito__boundary {
    display: grid;
    grid-template-columns: 155px 1fr;
    gap: 20px;
    align-items: center;
    margin-bottom: 54px;
    padding: 24px 28px;
    background: #edf5fb;
    border-left: 5px solid var(--cyan);
    border-radius: 10px;
  }

  .eg-ito__boundary-label {
    color: var(--blue);
    font-size: 15px;
    font-weight: 700;
  }

  .eg-ito__boundary p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 14px;
  }

  /* 两种工艺卡片 */
  .eg-ito__process-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 58px;
  }

  .eg-ito__card {
    overflow: hidden;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 10px 28px rgba(25, 51, 82, 0.08);
  }

  .eg-ito__card-header {
    min-height: 150px;
    padding: 28px;
    color: var(--white);
    background: linear-gradient(135deg, var(--blue), #125497);
  }

  .eg-ito__type {
    display: inline-block;
    margin-bottom: 15px;
    padding: 5px 11px;
    color: var(--blue);
    background: var(--white);
    border-radius: 15px;
    font-size: 12px;
    font-weight: 700;
  }

  .eg-ito__card-header h3 {
    margin-bottom: 8px;
    color: var(--white);
    font-size: 25px;
  }

  .eg-ito__card-header p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
  }

  .eg-ito__card-body {
    padding: 28px;
  }

  .eg-ito__card-body h4 {
    margin-bottom: 16px;
    color: var(--blue);
    font-size: 18px;
  }

  /* 层叠结构 */
  .eg-layer-list {
    margin: 0 0 28px;
    padding: 0;
    list-style: none;
    counter-reset: layers;
  }

  .eg-layer-list li {
    display: grid;
    grid-template-columns: 32px 1fr;
    gap: 11px;
    align-items: center;
    min-height: 42px;
    padding: 7px 0;
    border-bottom: 1px solid #e8eef4;
    counter-increment: layers;
  }

  .eg-layer-list li:last-child {
    border-bottom: 0;
  }

  .eg-layer-list li::before {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 27px;
    height: 27px;
    color: var(--blue);
    background: #e9f1f9;
    border-radius: 50%;
    font-size: 11px;
    font-weight: 700;
    content: counter(layers);
  }

  .eg-layer-list span {
    color: var(--text);
    font-size: 14px;
  }

  .eg-layer-list small {
    display: block;
    color: var(--muted);
    font-size: 12px;
  }

  /* 流程步骤 */
  .eg-process-list {
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: steps;
  }

  .eg-process-list li {
    position: relative;
    min-height: 52px;
    padding: 0 0 17px 42px;
    color: var(--muted);
    font-size: 14px;
    counter-increment: steps;
  }

  .eg-process-list li::before {
    position: absolute;
    top: 0;
    left: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 29px;
    height: 29px;
    color: var(--white);
    background: var(--cyan);
    border-radius: 50%;
    font-size: 11px;
    font-weight: 700;
    content: counter(steps);
  }

  .eg-process-list li:not(:last-child)::after {
    position: absolute;
    top: 29px;
    bottom: 0;
    left: 14px;
    width: 1px;
    background: #b9cbdc;
    content: "";
  }

  .eg-process-list strong {
    display: block;
    color: var(--text);
    font-size: 14px;
  }

  /* 对比表 */
  .eg-ito__comparison {
    margin-bottom: 58px;
  }

  .eg-ito__section-title {
    max-width: 760px;
    margin: 0 auto 28px;
    text-align: center;
  }

  .eg-ito__section-title h3 {
    margin-bottom: 8px;
    color: var(--blue);
    font-size: 28px;
  }

  .eg-ito__section-title p {
    margin-bottom: 0;
    color: var(--muted);
  }

  .eg-ito__table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 13px;
  }

  .eg-ito__table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
  }

  .eg-ito__table th,
  .eg-ito__table td {
    padding: 17px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border);
  }

  .eg-ito__table th {
    color: var(--white);
    background: var(--blue);
    font-size: 14px;
  }

  .eg-ito__table td {
    color: var(--muted);
    font-size: 14px;
  }

  .eg-ito__table td:first-child {
    color: var(--blue);
    font-weight: 700;
  }

  .eg-ito__table tr:last-child td {
    border-bottom: 0;
  }

  /* 工程管控 */
  .eg-ito__controls {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 17px;
    margin-bottom: 38px;
  }

  .eg-ito__control {
    padding: 24px 20px;
    background: var(--light);
    border-radius: 11px;
  }

  .eg-ito__control h4 {
    margin-bottom: 8px;
    color: var(--blue);
    font-size: 16px;
  }

  .eg-ito__control p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 13px;
  }

  /* 说明和CTA */
  .eg-ito__notice {
    margin-bottom: 38px;
    padding: 22px 25px;
    color: #655938;
    background: #fff9ec;
    border: 1px solid #efd9a7;
    border-left: 5px solid #d49a26;
    border-radius: 9px;
    font-size: 13px;
  }

  .eg-ito__notice strong {
    color: #775315;
  }

  .eg-ito__cta {
    padding: 40px 28px;
    text-align: center;
    background: linear-gradient(135deg, var(--blue), #125293);
    border-radius: 16px;
  }

  .eg-ito__cta h3 {
    margin-bottom: 10px;
    color: var(--white);
    font-size: 27px;
  }

  .eg-ito__cta p {
    max-width: 760px;
    margin: 0 auto 22px;
    color: rgba(255, 255, 255, 0.82);
  }

  .eg-ito__button {
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    padding: 0 24px;
    color: var(--blue);
    background: var(--white);
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
  }

  @media (max-width: 900px) {
    .eg-ito__process-grid {
      grid-template-columns: 1fr;
    }

    .eg-ito__controls {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 640px) {
    .eg-ito {
      padding: 48px 16px;
    }

    .eg-ito__boundary {
      grid-template-columns: 1fr;
      gap: 5px;
    }

    .eg-ito__controls {
      grid-template-columns: 1fr;
    }
  }