.case-study-page {
      font-family: Arial, Helvetica, sans-serif;
      color: #1f2933;
      line-height: 1.75;
      max-width: 1100px;
      margin: 0 auto;
      padding: 20px;
      background: #ffffff;
    }

    .case-hero {
      background: linear-gradient(135deg, #0f766e, #14532d);
      color: #ffffff;
      padding: 46px 36px;
      border-radius: 18px;
      margin-bottom: 36px;
    }

    .case-label {
      display: inline-block;
      background: rgba(255,255,255,0.16);
      border: 1px solid rgba(255,255,255,0.35);
      padding: 6px 14px;
      border-radius: 999px;
      font-size: 14px;
      letter-spacing: 0.5px;
      margin-bottom: 18px;
    }

    .case-hero h1 {
      font-size: 38px;
      line-height: 1.25;
      margin: 0 0 18px;
      color: #ffffff;
    }

    .case-hero p {
      font-size: 18px;
      max-width: 860px;
      margin: 0;
      color: #e8fff8;
    }

    .case-section {
      margin-bottom: 38px;
    }

    .case-section h2 {
      font-size: 28px;
      color: #14532d;
      margin-bottom: 14px;
      border-left: 5px solid #0f766e;
      padding-left: 14px;
    }

    .case-section p {
      font-size: 16px;
      margin-bottom: 16px;
    }

    .highlight-box {
      background: #f0fdf4;
      border: 1px solid #bbf7d0;
      border-radius: 16px;
      padding: 24px;
      margin: 26px 0;
    }

    .highlight-box strong {
      color: #166534;
    }

    .case-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
      margin: 26px 0;
    }

    .case-card {
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: 16px;
      padding: 22px;
    }

    .case-card h3 {
      color: #0f766e;
      font-size: 20px;
      margin-top: 0;
      margin-bottom: 10px;
    }

    .case-card p {
      margin: 0;
      font-size: 15px;
    }

    .process-list {
      counter-reset: step;
      padding-left: 0;
      list-style: none;
      margin: 24px 0;
    }

    .process-list li {
      position: relative;
      background: #ffffff;
      border: 1px solid #dbeafe;
      border-radius: 14px;
      padding: 18px 18px 18px 64px;
      margin-bottom: 14px;
    }

    .process-list li::before {
      counter-increment: step;
      content: counter(step);
      position: absolute;
      left: 18px;
      top: 18px;
      width: 30px;
      height: 30px;
      border-radius: 50%;
      background: #0f766e;
      color: #ffffff;
      text-align: center;
      line-height: 30px;
      font-weight: bold;
    }

    .case-quote {
      background: #ecfeff;
      border-left: 5px solid #0891b2;
      padding: 24px;
      border-radius: 12px;
      font-size: 18px;
      color: #164e63;
      margin: 30px 0;
    }

    .case-cta {
      background: #111827;
      color: #ffffff;
      padding: 34px;
      border-radius: 18px;
      margin-top: 42px;
    }

    .case-cta h2 {
      color: #ffffff;
      border-left: none;
      padding-left: 0;
      margin-top: 0;
    }

    .case-cta p {
      color: #e5e7eb;
      font-size: 16px;
    }

    .case-button {
      display: inline-block;
      margin-top: 12px;
      background: #22c55e;
      color: #ffffff;
      padding: 12px 22px;
      border-radius: 999px;
      text-decoration: none;
      font-weight: bold;
    }

    @media (max-width: 768px) {
      .case-hero h1 {
        font-size: 30px;
      }

      .case-grid {
        grid-template-columns: 1fr;
      }

      .case-hero {
        padding: 34px 24px;
      }
    }