:root{--bg:#f5f6f8;--ink:#17252b;--muted:#66767d;--line:#e3e8ea;--green:#126b58;--pale:#eaf4ef;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,'Segoe UI','Microsoft YaHei',sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}a{color:inherit;text-decoration:none}button,input,select{font:inherit}a:hover{color:var(--green)}:focus-visible{outline:3px solid #65b69f;outline-offset:3px}button{cursor:pointer}.topbar{height:86px;padding:0 max(24px,calc((100vw - 1440px)/2));display:flex;align-items:center;gap:52px;background:white;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;font-size:20px;font-weight:750;white-space:nowrap}.brand small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--muted);font-weight:500}.brand-mark{display:grid;place-items:center;width:40px;height:44px;background:var(--ink);color:white;border-radius:12px;font-size:24px}.topbar nav{display:flex;gap:32px;height:100%;align-items:center}.topbar nav a{height:100%;display:flex;align-items:center;color:var(--muted);font-size:14px;border-bottom:3px solid transparent}.topbar nav a.active{border-color:var(--green);color:var(--green);font-weight:650}.market{margin-left:auto;font-size:12px;color:var(--muted)}.wrap{max-width:1440px;margin:auto;padding:38px 28px}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:26px}.eyebrow{font-size:11px;color:var(--muted);letter-spacing:1px}h1{font-size:34px;letter-spacing:-1px;line-height:1.3;margin:10px 0 12px}h2{font-size:20px;margin:0}h3{font-size:19px;margin:8px 0}p{margin:8px 0;color:var(--muted);font-size:14px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 18px;border:1px solid var(--line);border-radius:9px;background:white;font-size:13px;font-weight:650;color:var(--ink);white-space:nowrap}.button.primary{background:var(--green);border-color:var(--green);color:white}.button:hover{filter:brightness(.96)}.data-strip{display:flex;align-items:center;gap:20px;background:#edf1f1;padding:13px 18px;border-radius:10px;font-size:12px;color:var(--muted);margin-bottom:24px}.data-strip a{margin-left:auto;color:var(--green)}.status-dot{width:7px;height:7px;border-radius:50%;background:#8c9e99}.module-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px}.module{border:1px solid var(--line);border-radius:14px;background:white;padding:22px;transition:border-color .15s}.module:hover{border-color:var(--green)}.module-icon{display:grid;place-items:center;width:35px;height:35px;color:var(--green);background:var(--pale);border-radius:10px;margin-bottom:16px;font-size:22px}.module h2{font-size:17px}.module p{font-size:12px;margin:8px 0 20px}.module>span:last-child{font-size:11px;color:var(--muted)}.panel{background:white;border:1px solid var(--line);border-radius:14px;padding:24px;margin-bottom:24px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 18px}.section-heading a{font-size:12px;color:var(--green);white-space:nowrap}.section-heading p{font-size:12px;margin-bottom:0}.empty{text-align:center;padding:56px 20px}.empty.compact{padding:28px 16px}.empty>span{color:var(--green);font-size:28px}.empty p{max-width:600px;margin:8px auto 18px}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.product-card{border:1px solid var(--line);border-radius:12px;background:white;overflow:hidden}.image-button{display:block;border:0;padding:0;width:100%;position:relative;background:#edf0ef;color:var(--muted)}.image-button img{display:block;width:100%;height:auto;aspect-ratio:3/4;object-fit:cover}.image-placeholder{display:grid;place-items:center;aspect-ratio:3/4}.zoom-hint{position:absolute;bottom:10px;right:10px;background:#ffffffed;border-radius:5px;padding:4px 8px;font-size:10px;opacity:0;transition:opacity .15s}.image-button:hover .zoom-hint,.image-button:focus-visible .zoom-hint{opacity:1}.product-copy{padding:16px}.product-copy .eyebrow{letter-spacing:0;display:block;margin-bottom:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.product-title{font-size:13px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:39px}.price-row{display:flex;align-items:center;gap:8px;justify-content:space-between;margin:14px 0}.price-row strong{font-size:20px}.badge{display:inline-block;padding:3px 8px;border-radius:6px;color:#426357;background:#edf4ef;font-size:10px;white-space:nowrap}.mini-stats{display:flex;justify-content:space-between;font-size:10px;gap:6px;color:var(--muted)}.mini-stats b{color:var(--ink);font-weight:550}.card-actions{border-top:1px solid var(--line);padding-top:12px;margin-top:13px;display:flex;justify-content:space-between;font-size:11px;color:var(--green)}.external{color:var(--muted)}.reference-section{margin-top:34px}.coverage-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:32px;border-top:1px solid var(--line);padding:24px 0}.coverage-panel h2{font-size:16px}.coverage-panel a{font-size:12px}.notice{padding:13px 16px;background:#fff7e8;color:#76592a;border:1px solid #eadcc1;border-radius:9px;margin-bottom:20px;font-size:12px}.filters{display:flex;align-items:end;flex-wrap:wrap;gap:14px;padding:20px}.filters label{display:flex;flex-direction:column;gap:8px;font-size:11px;color:var(--muted)}.search-label{flex:1;min-width:220px}.filters input,.filters select{height:42px;border:1px solid #d4dddf;border-radius:8px;padding:8px 12px;background:white;color:var(--ink);min-width:150px}.reset{font-size:12px;padding:10px 0}.list-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:20px 0;color:var(--muted);font-size:12px}.view-switch{display:flex;border:1px solid var(--line);border-radius:8px;padding:3px;background:white}.view-switch a{padding:6px 14px;border-radius:5px}.view-switch .selected{color:var(--green);background:var(--pale)}.pagination{display:flex;justify-content:center;align-items:center;gap:24px;margin:30px 0;font-size:13px}.count-label{color:var(--muted);font-size:13px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:12px;text-align:left}th{font-weight:500;color:var(--muted);background:#f8faf9;white-space:nowrap}td,th{padding:14px 12px;border-bottom:1px solid var(--line)}td{vertical-align:middle}tr:last-child td{border:0}.table-product{display:flex;align-items:center;gap:14px;min-width:300px;max-width:440px}.table-product small{display:block;color:var(--muted);margin-top:6px;font-size:10px}.thumbnail{width:52px;min-width:52px;border-radius:5px;overflow:hidden}.back-link{display:inline-block;color:var(--muted);font-size:12px;margin-bottom:18px}.detail-hero{display:grid;grid-template-columns:300px 1fr;gap:42px;padding:28px}.detail-image{border-radius:10px;overflow:hidden;align-self:start}.detail-copy h1{font-size:25px;max-width:740px;line-height:1.5}.detail-price{font-size:32px;font-weight:700;margin:20px 0}.detail-price s{font-size:14px;margin-left:12px;font-weight:400;color:var(--muted)}.detail-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:24px}.detail-metrics small{display:block;color:var(--muted);font-size:11px}.detail-metrics strong{font-size:18px;display:block;margin-top:8px}.detail-copy .button{margin-top:16px}.muted{color:var(--muted);font-size:12px}.charts-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.chart-panel svg{width:100%;height:auto;max-height:220px;margin-top:20px}.chart-panel svg text{font:11px system-ui;fill:var(--muted)}.axis{stroke:var(--line);stroke-width:1}.plot-line{stroke:var(--green);stroke-width:2;fill:none}.plot-dot{fill:var(--green)}.comparison-date{font-size:12px}.change-list{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}.pill{border:1px solid var(--line);padding:8px 12px;border-radius:8px;font-size:13px}summary{cursor:pointer;font-size:14px;font-weight:600}summary span{font-size:11px;color:var(--muted);font-weight:400;margin-left:10px}.history .table-wrap{margin-top:18px}.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.summary-grid small{color:var(--muted)}.summary-grid strong{display:block;font-size:28px;margin-top:10px}.job-message{white-space:pre-wrap;overflow-wrap:anywhere;max-width:320px;font-size:11px}footer{text-align:center;color:var(--muted);font-size:11px;border-top:1px solid var(--line);padding:24px}#image-dialog{border:0;border-radius:12px;padding:24px;max-width:min(600px,94vw);max-height:92vh}#image-dialog::backdrop{background:#17252baa}#preview-image{display:block;max-width:100%;max-height:70vh;object-fit:contain;margin:auto}.close-preview{position:absolute;right:8px;top:6px;border:0;border-radius:50%;background:white;width:32px;height:32px;font-size:25px}#preview-title{font-size:12px;max-width:440px}#hover-preview{position:fixed;z-index:20;width:240px;padding:8px;border-radius:12px;background:white;box-shadow:0 10px 40px #17252b30;pointer-events:none}#hover-preview img{width:100%;max-height:320px;object-fit:contain}.image-failed img{display:none}.image-failed:before{content:'图片暂不可用';display:grid;place-items:center;aspect-ratio:3/4}
@media(min-width:1550px){.product-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:1050px){.module-grid{grid-template-columns:repeat(2,1fr)}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.topbar{gap:30px}.detail-hero{grid-template-columns:240px 1fr;gap:24px}}@media(max-width:760px){.wrap{padding:24px 16px}.topbar{height:auto;padding:14px 16px;flex-wrap:wrap;gap:14px}.topbar nav{height:38px;gap:25px;order:3;width:100%}.topbar nav a{font-size:13px}.brand{font-size:17px}.market{font-size:10px}.page-heading{align-items:start;flex-direction:column;gap:12px}h1{font-size:27px}.data-strip{flex-wrap:wrap;gap:8px 12px}.data-strip a{margin-left:0;width:100%}.module-grid{gap:10px}.module{padding:16px}.module p{margin-bottom:12px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.product-copy{padding:12px}.price-row{flex-wrap:wrap}.price-row strong{font-size:18px}.mini-stats{flex-direction:column;gap:3px}.panel{padding:18px}.section-heading{align-items:start}.section-heading h2{font-size:18px}.coverage-panel{flex-direction:column;align-items:start}.filters label{flex:1;min-width:130px}.filters .search-label{flex-basis:100%}.filters select,.filters input{min-width:0;width:100%}.list-toolbar>span{max-width:65%;font-size:10px}.view-switch a{padding:5px 10px}.detail-hero{grid-template-columns:1fr}.detail-image{max-width:300px;margin:auto}.detail-copy h1{font-size:21px}.detail-metrics{gap:8px}.detail-metrics strong{font-size:14px}.charts-grid{grid-template-columns:1fr;gap:0}.summary-grid{grid-template-columns:1fr;gap:0}.summary-grid strong{font-size:24px}#hover-preview{display:none!important}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
/* Dense product research workspace: prioritise comparable data over decoration. */
.topbar{height:68px}.wrap{padding-top:24px}.dense-heading{margin-bottom:16px}.dense-heading h1{font-size:26px;margin:0 0 6px}.dense-heading p{font-size:12px;margin:0}.dense-heading .back-link{margin:0}.compact-modules{gap:12px;margin-bottom:20px}.compact-modules .module{padding:12px 16px;border-radius:9px}.compact-modules .module h2{font-size:14px;display:flex;justify-content:space-between}.compact-modules .module p{font-size:11px;margin:4px 0 0}.compact-modules .module h2 span{font-size:14px;color:var(--green)}.data-strip{padding:10px 14px;margin-bottom:14px}.filters{padding:12px 16px;gap:10px;margin-bottom:12px}.filters label{gap:4px}.filters input,.filters select{height:36px;min-width:118px;padding:5px 8px}.filters .search-label{min-width:170px}.filters .button{min-height:36px;padding:6px 14px}.list-toolbar{margin:10px 0}.comparison-hint{font-size:11px;margin:10px 0;color:var(--muted)}.list-panel{padding:0;overflow:hidden}.dense-table td,.dense-table th{padding:9px 10px}.dense-table table{min-width:1160px;font-size:12px}.dense-table th{font-size:11px;font-weight:600}.dense-table th small{font-weight:400}.dense-table td small,.dense-table th small{display:block;font-size:10px;color:var(--muted);margin-top:3px}.dense-table td b{font-weight:550}.dense-table tr:hover td{background:#f6faf7}.dense-table .table-product{min-width:280px;max-width:340px;gap:10px}.dense-table .table-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:12px;line-height:1.45;max-width:290px}.dense-table .table-product small{font-size:10px;margin-top:3px}.dense-table .thumbnail{width:40px;min-width:40px;border-radius:4px}.numeric{white-space:nowrap;font-variant-numeric:tabular-nums}.sample-change{max-width:155px}.rank-label{display:block;font-size:11px;max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}.sample-cell{white-space:nowrap;font-size:11px}.sample-cell small{font-size:9px!important}.row-actions{white-space:nowrap}.row-actions a{display:block;font-size:11px;color:var(--green)}.row-actions a+a{margin-top:4px;color:var(--muted)}.compact-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.compact-card{display:grid;grid-template-columns:96px minmax(0,1fr);padding:12px;align-content:start;border-radius:10px}.compact-card>.image-button{width:96px;align-self:start;border-radius:6px;overflow:hidden}.compact-card>.image-button img{width:96px;height:128px}.compact-card .product-copy{padding:0 0 0 12px}.compact-card .product-title{font-size:12px;min-height:35px}.compact-card .price-row{margin:8px 0}.compact-card .price-row strong{font-size:18px}.compact-card .mini-stats{font-size:10px;gap:4px;flex-wrap:wrap}.card-observation{grid-column:1/-1;border-top:1px solid var(--line);margin-top:10px;padding-top:8px}.card-observation>div{display:flex;justify-content:space-between;gap:10px;font-size:11px;line-height:1.8}.card-observation>div>span{color:var(--muted);white-space:nowrap}.card-observation b{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:right;max-width:75%}.card-observation p{font-size:10px;margin:5px 0 0}.compact-card>.card-actions{grid-column:1/-1;margin-top:8px;padding-top:8px}.baseline-panel{padding:16px 20px}.baseline-panel .section-heading{margin:0}.reference-section{margin-top:22px}.section-heading{margin-bottom:12px}.section-heading h2{font-size:18px}.section-heading p{font-size:11px}.pagination{margin:20px 0}.table-wrap{scrollbar-gutter:stable}
@media(min-width:761px){.list-panel .table-wrap{max-height:calc(100vh - 285px);min-height:160px;overflow:auto}.dense-table th{position:sticky;top:0;z-index:1}}
@media(max-width:1100px){.compact-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.filters .search-label{flex-basis:200px}.compact-card .mini-stats{flex-direction:column}}
@media(max-width:760px){.topbar{height:auto}.wrap{padding-top:18px}.compact-modules{gap:8px}.compact-modules .module{padding:10px 12px}.compact-modules .module h2{font-size:13px}.compact-grid{grid-template-columns:1fr}.compact-card{grid-template-columns:86px minmax(0,1fr)}.compact-card>.image-button,.compact-card>.image-button img{width:86px}.compact-card>.image-button img{height:115px}.compact-card .mini-stats{flex-direction:row}.filters{padding:12px}.filters input,.filters select{min-width:0}.dense-heading{gap:8px}.dense-heading h1{font-size:23px}.list-toolbar{align-items:start}.list-toolbar>span{max-width:55%}.view-switch a{padding:5px 7px;font-size:11px}.dense-table .table-product{min-width:250px}.dense-table td,.dense-table th{padding:7px 8px}}


/* Keep product rows, rather than repeated page chrome, in the first viewport. */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.product-list .topbar{height:68px;gap:52px}.product-list .brand{font-size:20px;gap:12px}.product-list .brand-mark{width:40px;height:44px;border-radius:12px;font-size:24px}.product-list .brand small{display:block}.product-list .topbar nav{gap:32px}.product-list .topbar nav a{font-size:14px}.product-list .wrap{padding:10px 20px 8px}.product-list footer{display:none}.product-list .filters{padding:8px 10px;margin-bottom:0;gap:8px;border-radius:8px}.product-list .filters label{font-size:0;gap:0}.product-list .filters input,.product-list .filters select{font-size:14px;height:36px;padding:5px 8px}.product-list .filters .button{min-height:36px;font-size:13px;padding:5px 12px}.product-list .reset{font-size:13px;padding:6px 0}.product-list .list-toolbar{margin:5px 0;min-height:30px;font-size:12px}.product-list .view-switch{padding:2px}.product-list .view-switch a{padding:4px 10px;font-size:12px}.toolbar-options{display:flex;align-items:center;gap:12px}.comparison-help{position:relative}.comparison-help summary{font-size:11px;font-weight:400;color:var(--muted);white-space:nowrap}.comparison-help p{position:absolute;right:0;top:100%;width:300px;z-index:5;border:1px solid var(--line);padding:12px;background:white;border-radius:8px;box-shadow:0 5px 20px #17252b18;font-size:11px}.product-list .pagination{margin:6px 0 0;gap:18px;font-size:11px}.product-list .pagination .button{min-height:28px;padding:3px 10px;font-size:11px}.product-list .dense-table th{padding:6px 10px}.product-list .dense-table td{padding:6px 10px}.product-list .dense-table .thumbnail{width:32px;min-width:32px}.product-list .dense-table .thumbnail img{width:32px;height:44px}.product-list .dense-table .table-title{font-size:12px;line-height:1.35}.product-list .dense-table th small{display:none}
@media(min-width:761px){.table-mode .wrap{height:calc(100dvh - 68px);display:flex;flex-direction:column;min-height:0}.table-mode .filters,.table-mode .list-toolbar,.table-mode .pagination{flex-shrink:0}.table-mode .list-panel{flex:1;min-height:0;display:flex;margin-bottom:0}.table-mode .list-panel .table-wrap{max-height:none;min-height:0;height:100%;width:100%;overflow:auto}.table-mode .notice{margin-bottom:6px;padding:5px 8px}}
@media(max-width:1050px){.product-list .filters .search-label{flex-basis:150px}.product-list .filters input,.product-list .filters select{min-width:100px}}
@media(max-width:760px){.product-list .topbar{height:auto;padding:14px 16px;gap:14px}.product-list .topbar nav{height:38px;gap:25px}.product-list .topbar nav a{font-size:13px}.product-list .brand{font-size:17px}.product-list .wrap{padding:8px 10px}.product-list .filters{gap:6px}.product-list .filters input,.product-list .filters select{min-width:0}.product-list .list-toolbar{flex-wrap:wrap;gap:4px}.product-list .list-toolbar>span{max-width:100%;width:100%;font-size:10px}.toolbar-options{width:100%;justify-content:space-between}.comparison-help p{left:0;right:auto;width:260px}.table-mode .list-panel .table-wrap{max-height:calc(100dvh - 255px);overflow:auto}}