.dbc-opo-calculator{max-width:780px;margin:30px auto;padding:28px;border:1px solid #e6e6e6;border-radius:18px;background:#f8fafb;box-sizing:border-box}.dbc-opo-calculator *{box-sizing:border-box}.dbc-opo-calculator h3{margin:0 0 8px;font-size:26px;line-height:1.2}.dbc-opo-intro{margin:0 0 24px;color:#555}.dbc-opo-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.dbc-opo-field{margin-bottom:18px}.dbc-opo-field label{display:block;font-weight:700;margin-bottom:7px}.dbc-opo-field input,.dbc-opo-field select{width:100%;min-height:48px;padding:10px 12px;border:1px solid #cfd7da;border-radius:9px;background:#fff;font-size:16px}.dbc-opo-help{display:block;margin-top:5px;color:#697276;font-size:13px;line-height:1.4}.dbc-opo-run{display:grid;grid-template-columns:1fr 1fr;gap:10px}.dbc-opo-button{width:100%;min-height:52px;margin-top:4px;border:0;border-radius:9px;background:#147d82;color:#fff;font-size:17px;font-weight:700;cursor:pointer}.dbc-opo-button:hover{opacity:.92}.dbc-opo-error{display:none;margin-top:16px;padding:12px 14px;border-radius:9px;background:#fff0f0;color:#8a1f1f;font-weight:600}.dbc-opo-result{display:none;margin-top:25px;padding:22px;border-radius:14px;background:#fff;border:1px solid #dbe2e5}.dbc-opo-result-title{font-size:20px;font-weight:700;margin-bottom:14px}.dbc-opo-result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}.dbc-opo-score{text-align:center;padding:14px 8px;background:#f3f6f7;border-radius:9px}.dbc-opo-score strong{display:block;font-size:25px;margin-top:5px}.dbc-opo-final{margin-top:14px;padding-top:16px;border-top:1px solid #e4e8ea}.dbc-opo-status{display:inline-block;padding:7px 13px;border-radius:999px;font-weight:800;margin:6px 0}.dbc-opo-pass{background:#e7f6ee;color:#17683d}.dbc-opo-fail{background:#fdeaea;color:#962424}.dbc-opo-warning{margin-top:15px;font-size:13px;line-height:1.45;color:#626b6e}@media(max-width:650px){.dbc-opo-calculator{padding:20px}.dbc-opo-grid,.dbc-opo-result-grid{grid-template-columns:1fr}}