/* M 品牌画册式：保留官网导航、字体和页脚，仅调整资料下载内容区。 */
.download-page-head{padding:32px 0 20px;background:#fff;color:#233139;border-top:4px solid #0066bb}
.download-breadcrumb{display:flex;align-items:center;gap:10px;margin-bottom:30px;color:#65747c;font-size:13px}
.download-breadcrumb a:hover{color:#0066bb}
.download-heading-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:48px;align-items:center}
.download-heading-row .eyebrow{color:#0066bb;letter-spacing:0}
.download-heading-row h1{margin:10px 0 0;font-size:40px;line-height:1.3;font-weight:700;letter-spacing:0}
.download-intro>p{margin:0;color:#65747c;font-size:15px;line-height:1.8}
.download-search{margin-top:18px}
.download-search>label{display:block;font-size:13px;color:#40535f;margin-bottom:6px}
.download-search-control{position:relative}
.download-search-control input{display:block;width:100%;height:44px;padding:0 70px 0 14px;border:1px solid #c5d2da;border-radius:2px;background:#fff;color:#233139;font-size:16px}
.download-search-control input::placeholder{color:#65747c}
.download-search-control input:focus-visible{outline:2px solid #0066bb;outline-offset:2px}
.download-search-control button{position:absolute;right:0;top:0;height:44px;padding:0 12px;border:0;background:transparent;color:#0066bb;font-size:14px}
.download-search-control button:hover{background:#eaf3fa}
.download-search .search-status{min-height:21px;margin:5px 0 0;font-size:13px;color:#65747c}
.download-section{padding:12px 0 64px;background:#fff}
.download-directory{display:block}

/* 左侧大类，右侧开放式资源目录；长文件名始终完整显示。 */
.download-category{display:grid;grid-template-columns:195px minmax(0,1fr);gap:32px;padding:24px 0;border-top:2px solid #233139}
.download-category-heading{min-width:0}
.download-category-index{display:block;margin-bottom:12px;color:#0066bb;font:32px/1.3 Arial,sans-serif}
.download-category-title{margin:0;color:#233139;font-size:21px;line-height:1.5;font-weight:700}
.download-category-body{min-width:0}
.download-subgroup{margin-bottom:18px}
.download-subgroup:last-child{margin-bottom:0}
.download-subgroup-title{margin:0;padding:7px 12px;border-left:4px solid #0066bb;background:#e5ebef;color:#334650;font-size:15px;line-height:1.5;font-weight:700}
.download-model-row{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.65fr);gap:22px;align-items:center;padding:16px 0;border-bottom:1px solid #dbe2e6;transition:background .15s ease}
.download-model-row:last-child{border-bottom:0}
.download-model-list>.download-model-row:first-child{padding-top:0}
.download-subgroup .download-model-row,.download-subgroup .download-model-list>.download-model-row:first-child{padding:14px 8px 14px 16px;border-bottom:1px solid #dbe2e6}
.download-subgroup .download-model-row:last-child{border-bottom:0}
.download-model-row:hover{background:#eaf3fa}
.download-model-copy{min-width:0}
.download-model-copy h3,.download-model-copy h4{margin:0;color:#233139;font-size:16px;font-weight:600;line-height:1.5;overflow-wrap:anywhere}
.download-model-copy p{margin:4px 0 0;color:#65747c;font-size:14px;line-height:1.65;overflow-wrap:anywhere}

/* 每份文件独立排列信息和操作，多份资源不会混淆对应关系。 */
.download-actions{display:grid;gap:14px;min-width:0}
.download-resource{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;min-width:0}
.download-file-block{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;align-items:center;min-width:0}
.download-file-block.has-icon{grid-template-columns:48px minmax(0,1fr)}
.download-software-icon{display:block;width:48px;height:48px;padding:2px;border:1px solid #dbe2e6;border-radius:2px;background:#fff;object-fit:contain}
.download-file-info{min-width:0}
.download-filename{margin:0;color:#40535f;font-size:14px;line-height:1.65;overflow-wrap:anywhere;word-break:normal}
.download-versions{display:flex;flex-wrap:wrap;gap:3px 14px;margin:5px 0 0;color:#40535f;font-size:13px;line-height:1.65}
.download-versions>div{display:flex;flex-wrap:wrap;gap:0 6px;min-width:0}
.download-versions dt{color:#65747c}
.download-versions dd{margin:0;overflow-wrap:anywhere}
.download-resource-action{display:flex;align-items:center;gap:18px;min-width:0}
.download-action-meta{display:flex;gap:5px;color:#65747c;font-size:14px;line-height:1.5;white-space:nowrap}
.download-action-type:after{content:"·";margin-left:5px}
.download-action{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:140px;min-height:44px;padding:9px 4px;border:0;border-radius:2px;color:#0066bb;white-space:nowrap;transition:background .15s ease,color .15s ease}
.download-action-label{font-size:15px;font-weight:500;line-height:1.5}
.download-action:hover{background:#dcecf8;color:#004f91}
.download-action:focus-visible{outline:2px solid #0066bb;outline-offset:2px}
.download-empty,.download-loading,.download-error,.download-search-empty{margin:0;padding:20px 12px;color:#65747c;font-size:14px}
.download-search-empty{text-align:center}
.download-error{border-left:3px solid #a14343;color:#813535}
.download-footnote{margin-top:12px;padding-top:22px;border-top:1px solid #dbe2e6;color:#65747c;font-size:13px;line-height:1.8}
.download-footnote strong{color:#334650;font-size:14px}
.download-footnote p{margin:6px 0 0}
.download-category[hidden],.download-subgroup[hidden],.download-model-row[hidden],.download-search-empty[hidden],#clear-search[hidden]{display:none}

@media(max-width:1250px){
  .download-category{grid-template-columns:165px minmax(0,1fr);gap:26px}
  .download-resource-action{flex-direction:column;align-items:flex-end;gap:2px}
  .download-model-row{gap:18px}
  .download-resource{gap:12px}
}
@media(max-width:980px){
  .download-category{grid-template-columns:145px minmax(0,1fr);gap:20px}
  .download-model-row{grid-template-columns:minmax(0,1fr);gap:10px}
  .download-resource{grid-template-columns:minmax(0,1fr) 140px}
  .download-heading-row{gap:28px}
}
@media(max-width:680px){
  .download-page-head{padding:24px 0 10px}
  .download-breadcrumb{margin-bottom:22px}
  .download-heading-row{grid-template-columns:minmax(0,1fr);gap:18px}
  .download-heading-row h1{font-size:32px}
  .download-intro>p{font-size:14px}
  .download-section{padding:10px 0 44px}
  .download-category{grid-template-columns:minmax(0,1fr);gap:18px;padding:20px 0}
  .download-category-heading{display:flex;align-items:center;flex-wrap:wrap;gap:10px}
  .download-category-index{font-size:26px;margin:0}
  .download-category-title{font-size:20px}
  .download-subgroup .download-model-row,.download-subgroup .download-model-list>.download-model-row:first-child{padding:12px 8px 12px 14px}
}
@media(max-width:480px){
  .download-resource{grid-template-columns:minmax(0,1fr);gap:5px}
  .download-resource-action{flex-direction:row;justify-content:space-between;align-items:center;gap:8px}
  .download-actions{gap:18px}
}
@media(prefers-reduced-motion:reduce){.download-model-row,.download-action{transition:none}}