* {
    box-sizing: border-box;
  }
 
  body {
    margin: 0;
    font-family: 'Poppins', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background: #f4f6f9;
    color: #4b5768;
  }
 
  .oi-container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 56px 20px 72px;
  }
 
  /* ---------- Top 3 info cards ---------- */
 
  .oi-cards-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 64px;
  }
 
  .oi-info-card {
    border-radius: 18px;
    padding: 40px 36px 44px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(19, 39, 67, 0.06);
  }
 
  .oi-card-contact {
    background: linear-gradient(160deg, #eef4fc, #e4edfb);
  }
 
  .oi-card-whychoose {
    background: linear-gradient(160deg, #eef8f1, #e7f6ec);
  }
 
  .oi-card-industries {
    background: linear-gradient(160deg, #fdf3e7, #fdefdc);
  }
 
  .oi-info-card::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    right: -70px;
    bottom: -90px;
    opacity: 0.55;
    z-index: 0;
  }
 
  .oi-card-contact::after {
    background: #cfe1fa;
  }
 
  .oi-card-whychoose::after {
    background: #cdeed9;
  }
 
  .oi-card-industries::after {
    background: #fbe0bd;
  }
 
  .oi-icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: #ffffff;
    margin-bottom: 22px;
    position: relative;
    z-index: 1;
  }
 
  .oi-icon-blue {
    background: #1f7ae0;
  }
 
  .oi-icon-green {
    background: #0f9d58;
  }
 
  .oi-icon-orange {
    background: #f2861d;
  }
 
  .oi-card-title {
    font-size: 24px;
    line-height: 1.3;
    font-weight: 700;
    color: #132743;
    margin: 0 0 12px;
    position: relative;
    z-index: 1;
  }
 
  .oi-card-underline {
    width: 46px;
    height: 3px;
    border-radius: 2px;
    margin-bottom: 22px;
    position: relative;
    z-index: 1;
  }
 
  .oi-underline-blue {
    background: #1f7ae0;
  }
 
  .oi-underline-green {
    background: #0f9d58;
  }
 
  .oi-underline-orange {
    background: #f2861d;
  }
 
  .oi-card-text {
    font-size: 15px;
    line-height: 1.75;
    margin: 0 0 16px;
    position: relative;
    z-index: 1;
  }
 
  .oi-card-text:last-of-type {
    margin-bottom: 0;
  }
 
  .oi-check-list {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
    z-index: 1;
  }
 
  .oi-check-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
    line-height: 1.5;
    color: #4b5768;
    margin-bottom: 14px;
  }
 
  .oi-check-list li:last-child {
    margin-bottom: 0;
  }
 
  .oi-check-list i {
    color: #0f9d58;
    font-size: 16px;
    margin-top: 2px;
    flex-shrink: 0;
  }
 
  .oi-bullet-list {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
    z-index: 1;
  }
 
  .oi-bullet-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
    line-height: 1.5;
    color: #4b5768;
    margin-bottom: 12px;
  }
 
  .oi-bullet-list li:last-child {
    margin-bottom: 0;
  }
 
  .oi-bullet-list i {
    color: #f2861d;
    font-size: 8px;
    margin-top: 7px;
    flex-shrink: 0;
  }
 
  /* ---------- FAQ section ---------- */
 
  .oi-faq-header {
    text-align: center;
    margin-bottom: 40px;
  }
 
  .oi-faq-eyebrow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #ec1e63;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 12px;
  }
 
  .oi-faq-eyebrow::before,
  .oi-faq-eyebrow::after {
    content: "";
    width: 28px;
    height: 1px;
    background: #ec1e63;
  }
 
  .oi-faq-title {
    font-size: 34px;
    font-weight: 700;
    color: #132743;
    margin: 0;
  }
 
  .oi-faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
 
  .oi-faq-card {
    background: #ffffff;
    border-radius: 14px;
    padding: 24px 26px;
    box-shadow: 0 10px 30px rgba(19, 39, 67, 0.06);
    display: flex;
    gap: 16px;
  }
 
  .oi-faq-icon {
    width: 34px;
    height: 34px;
    min-width: 34px;
    border-radius: 50%;
    background: #ec1e63;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
  }
 
  .oi-faq-body {
    flex: 1;
  }
 
  .oi-faq-question-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
 
  .oi-faq-question {
    font-size: 16.5px;
    font-weight: 600;
    color: #132743;
    margin: 0;
  }
 
  .oi-faq-chevron {
    color: #ec1e63;
    font-size: 14px;
    flex-shrink: 0;
  }
 
  .oi-faq-answer {
    font-size: 14.5px;
    line-height: 1.7;
    color: #4b5768;
    margin: 10px 0 0;
  }
 
  @media (max-width: 980px) {
    .oi-cards-row {
      grid-template-columns: 1fr;
    }
 
    .oi-faq-grid {
      grid-template-columns: 1fr;
    }
  }