.service-proof{background:#fff;padding:76px 0;border-top:1px solid #e8eef6}
      .proof-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:24px}
      .proof-card{background:#fbfdff;border:1px solid #e3ebf5;border-radius:14px;padding:20px;box-shadow:var(--shadow-sm)}
      .proof-card h3{font-size:19px;color:var(--primary);margin-bottom:10px}
      .proof-card p{color:#51657d;line-height:1.85}
      .proof-table{margin-top:24px;background:#fff;border:1px solid #e3ebf5;border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
      .proof-table table{width:100%;border-collapse:collapse}
      .proof-table th,.proof-table td{padding:14px 16px;border-bottom:1px solid #edf1f6;text-align:left;vertical-align:top;color:#40536c}
      .proof-table th{width:330px;background:#f4f8fc;color:#183a5f}
      @media(max-width:980px){.proof-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.proof-table{overflow-x:auto}.proof-table table{min-width:720px}}
      @media(max-width:640px){.proof-grid{grid-template-columns:1fr}}