.bgv-wrapper{--bgv-purple:#4b3fb0;--bgv-purple-dark:#3c318f;--bgv-purple-light:#f3f1fb;--bgv-blue:#2f5bd7;--bgv-green:#1f9d55;--bgv-red:#d92d20;--bgv-border:#e6e4f2;max-width:820px;margin:0 auto;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:#1f1f2e;line-height:1.55}.bgv-header{text-align:center;margin-bottom:24px}.bgv-title{color:var(--bgv-purple);font-size:26px;font-weight:800;margin:0 0 10px}.bgv-desc{color:#6b6b7b;font-size:14px;max-width:640px;margin:0 auto}.bgv-card{background:#fff;border:1px solid var(--bgv-border);border-radius:14px;padding:22px;margin-bottom:22px;box-shadow:0 2px 10px rgb(80 60 180 / .05)}.bgv-calc-card{background:var(--bgv-purple-light);border:1px solid #e2ddf7}.bgv-section-title{margin:0 0 6px;font-size:17px;color:#2b2b3d}.bgv-updated{font-size:13px;color:#6b6b7b;margin:0 0 16px}.bgv-field{margin-bottom:14px}.bgv-field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:#3a3a4d}.bgv-field select,.bgv-field input[type="number"]{width:100%;padding:10px 12px;border:1px solid var(--bgv-border);border-radius:8px;font-size:14px;background:#fff;box-sizing:border-box}.bgv-calc-box{background:#fff;border:1px solid #ded9f5;border-radius:12px;padding:18px;margin:16px 0}.bgv-calc-box h4{margin:0 0 14px;font-size:15px}.bgv-calc-row{display:flex;gap:14px}.bgv-calc-row .bgv-field{flex:1}.bgv-hint{font-size:12px;color:#8a8a9a;margin:-6px 0 0}.bgv-calc-result{margin-top:16px;background:var(--bgv-purple-light);border-radius:10px;padding:12px 14px}.bgv-result-row{display:flex;justify-content:space-between;font-size:14px;padding:4px 0}.bgv-result-row strong{color:var(--bgv-purple)}.bgv-note{background:#eef2ff;border-radius:10px;padding:12px 14px;font-size:13px;color:#444}.bgv-table-header-row{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:14px;gap:12px;flex-wrap:wrap}.bgv-table-sub{margin:2px 0 0;font-size:13px;color:#6b6b7b}.bgv-btn-outline{border:1px solid var(--bgv-purple);color:var(--bgv-purple);background:#fff;border-radius:8px;padding:8px 14px;font-size:13px;cursor:pointer;white-space:nowrap}.bgv-btn-outline:hover{background:var(--bgv-purple-light)}.bgv-table-scroll{overflow-x:auto}.bgv-price-table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}.bgv-price-table thead th{background:var(--bgv-purple);color:#fff;text-align:left;padding:12px 14px;font-size:12px;letter-spacing:.04em}.bgv-price-table thead th.bgv-col-num{text-align:right}.bgv-price-table tbody td{padding:12px 14px;border-bottom:1px solid var(--bgv-border);vertical-align:middle}.bgv-price-table tbody tr:nth-child(even){background:#fafaff}.bgv-price-table td.bgv-col-num{text-align:right;white-space:nowrap}.bgv-row-name{font-weight:600;color:#2b2b3d;display:block}.bgv-row-code{font-size:11px;color:#9a9aad;display:block;margin-top:2px}.bgv-price-mua{color:var(--bgv-blue);font-weight:600}.bgv-price-ban{color:var(--bgv-blue);font-weight:600}.bgv-unit{font-size:11px;color:#9a9aad;font-weight:400;margin-left:2px}.bgv-diff-positive{color:var(--bgv-green);font-weight:700}.bgv-diff-negative{color:var(--bgv-red);font-weight:700}.bgv-explain-box{background:#eef4ff;border:1px solid #d9e6ff;border-radius:12px;padding:16px 18px;font-size:13px;color:#333}.bgv-explain-title{font-weight:700;margin:0 0 8px}.bgv-explain-box ul{margin:0;padding-left:18px}.bgv-explain-box li{margin-bottom:4px}@media (max-width:560px){.bgv-calc-row{flex-direction:column;gap:0}.bgv-title{font-size:21px}}