/* 系列落地页：位置图、编号徽标、按型号分组的可展开零部件表 */
.sr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;margin-bottom:22px}
.sr-grid .oem-device-visual--wide{grid-column:auto}
.sr-diagram img{width:100%;height:auto;display:block;background:#fff}
.sr-diagram figcaption{margin-top:8px;font-size:14px;color:#51606f}
.sr-table td,.sr-table th{vertical-align:top}
.sr-no{width:56px;white-space:nowrap}
.sr-badge{display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:26px;padding:0 6px;border-radius:13px;background:#0b5cad;color:#fff;font-weight:700;font-size:13px;line-height:1}
.sr-group{border:1px solid #dbe3ec;border-radius:10px;margin:0 0 12px;background:#fff;overflow:hidden}
.sr-group>summary{cursor:pointer;display:flex;gap:14px;justify-content:space-between;align-items:center;padding:13px 16px;font-weight:600;list-style:none;background:#f4f7fb}
.sr-group>summary::-webkit-details-marker{display:none}
.sr-group>summary::before{content:'+';display:inline-block;width:20px;color:#0b5cad;font-weight:700}
.sr-group[open]>summary::before{content:'\2212'}
.sr-group>summary .sr-gm{flex:1}
.sr-group>summary .sr-gn{font-weight:400;color:#51606f;white-space:nowrap}
.sr-group .oem-device-table-wrap{margin:0;padding:0 8px 8px}
.sr-gmodels{margin:10px 16px 6px;color:#3a4856;font-size:14px}
.sr-more{margin-top:14px}
.sr-more>summary{cursor:pointer;font-weight:600;padding:8px 0;color:#0b5cad}
[dir=rtl] .sr-group>summary::before{margin-left:8px}
@media(max-width:640px){.sr-grid{grid-template-columns:1fr}.sr-group>summary{flex-direction:column;align-items:flex-start;gap:4px}}