/* 规格表样式 — 可直接并入站点 CSS */
table.spec{width:100%;border-collapse:collapse;margin:1.25rem 0;font-size:.95rem}
table.spec caption{text-align:left;font-weight:700;padding:.5rem 0;font-size:1rem}
table.spec th,table.spec td{border:1px solid #d6dae2;padding:.55rem .75rem;text-align:left;vertical-align:top}
table.spec th[scope="row"]{background:#f6f8fa;font-weight:600;width:38%}
table.spec tr.group th{background:#eef2f7;font-weight:700;letter-spacing:.02em}
@media(max-width:640px){table.spec th[scope="row"]{width:45%}table.spec{font-size:.88rem}}