:root{--bg:#f4f6f8;--ink:#18232d;--muted:#687684;--line:#dfe5e9;--green:#007f68}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,-apple-system,'Microsoft YaHei',sans-serif}header{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 5vw;background:#fff}.logo{color:var(--ink);font-size:23px;text-decoration:none;font-weight:800;letter-spacing:2px}.logo:first-letter{color:var(--green)}.edition{font-size:12px;color:var(--muted);letter-spacing:2px}main{max-width:1440px;margin:auto;padding:0 5vw}.hero{padding:55px 0 42px;background:radial-gradient(ellipse at 90% 20%,#dbece7,transparent 55%)}.eyebrow{font-size:11px;font-weight:800;letter-spacing:3px;color:var(--green)}h1{font-size:clamp(32px,4vw,52px);letter-spacing:-2px;line-height:1.25;margin:15px 0}h1 span{display:block;color:var(--green)}.hero p,.results-head p{color:var(--muted);margin:10px 0}.stats{margin-top:25px;color:var(--muted);font-size:13px}.stats b{font-size:20px;color:var(--ink)}i{display:inline-block;height:12px;border-left:1px solid #bbc7ce;margin:0 18px}.workspace{display:grid;grid-template-columns:235px 1fr;gap:30px}aside{align-self:start;background:white;border:1px solid var(--line);border-radius:14px;padding:22px;position:sticky;top:20px}h2{font-size:18px;margin:0}.filter-head,.results-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.results-head{margin-bottom:20px}.results-head p{font-size:12px;margin:4px 0}label{display:block;margin-top:20px;font-size:12px;font-weight:600}input[type=search],select{width:100%;border:1px solid var(--line);border-radius:7px;padding:10px;color:var(--ink);background:white;margin-top:7px;font:inherit}.results-head select{width:auto;margin:0;font-size:12px}.check{display:flex;gap:9px;align-items:center;font-weight:400}.check input{accent-color:var(--green)}.note{border-top:1px solid var(--line);margin-top:24px;padding-top:17px;color:var(--muted);font-size:11px}button{font:inherit;cursor:pointer;background:#fff;border:1px solid var(--line);border-radius:7px;padding:8px 13px;color:var(--ink)}button:hover{border-color:var(--green);color:var(--green)}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #63c9b0;outline-offset:2px}.text{border:0;color:var(--green);padding:0;font-size:12px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:box-shadow .2s}.card:hover{box-shadow:0 8px 28px #20334210}.photo{height:205px;padding:20px;background:#f9fafb;display:flex;align-items:center;justify-content:center}.photo img{max-width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}.body{padding:18px}.brand{color:var(--green);font-size:10px;font-weight:700;letter-spacing:1px}.card h3{font-size:15px;min-height:48px;line-height:1.5;margin:8px 0 15px}.spec-row{display:flex;justify-content:space-between;border-top:1px solid #edf0f2;padding:8px 0;font-size:12px;gap:10px}.spec-row span{color:var(--muted)}.spec-row b{text-align:right;font-weight:600}.actions{display:flex;align-items:center;justify-content:space-between;margin-top:12px}.actions label{margin:0;font-size:12px;font-weight:400;display:flex;gap:6px}.actions button{font-size:12px}.empty{grid-column:1/-1;padding:60px;text-align:center;color:var(--muted)}#count{font-size:12px;color:var(--muted);margin-left:8px}#comparison{margin-top:45px;background:#fff;border:1px solid var(--line);padding:24px;border-radius:12px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{border-bottom:1px solid var(--line);padding:14px;text-align:left;min-width:170px;vertical-align:top}th{background:#f2f7f5}td:first-child{color:var(--muted);min-width:115px}footer{padding:40px 0 90px;color:var(--muted);font-size:11px;display:flex;justify-content:space-between}#tray{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);padding:12px 20px;background:var(--ink);color:white;border-radius:12px;box-shadow:0 6px 28px #0003;min-width:300px;display:flex;justify-content:space-between;gap:25px;align-items:center}#tray[hidden]{display:none}#tray button{background:#83e3c6;border:0;color:#143b31}dialog{border:0;border-radius:16px;max-width:850px;width:94vw;max-height:90vh;padding:32px;color:var(--ink)}dialog::backdrop{background:#0c1d2b99}.close{float:right}.detail-top{display:grid;grid-template-columns:1fr 200px;gap:20px}.detail-top img{width:100%;height:180px;object-fit:contain}.detail-top h2{font-size:25px;margin:10px 0}.detail-note{background:#f0f5f3;padding:14px;border-radius:8px;font-size:13px}.sim{margin-top:25px;border-top:1px solid var(--line);padding-top:20px}.slots{display:flex;gap:10px;flex-wrap:wrap;margin:15px 0}.slots label{margin:0;border:1px solid var(--line);padding:8px 12px;border-radius:7px}.status{background:#edf7f3;padding:14px;border-radius:8px;margin-top:15px}.warning{background:#fff3df;color:#8a591b;padding:10px;border-radius:6px;margin-top:8px;font-size:13px}.usb{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:25px}.usb h3{font-size:15px}#detail-content small{color:var(--muted)}@media(max-width:1100px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){header{height:62px}.edition{display:none}.workspace{grid-template-columns:1fr}aside{position:static}.hero{padding:35px 0}.cards{gap:12px}.photo{height:160px;padding:12px}.body{padding:13px}.results-head{flex-wrap:wrap}.detail-top{grid-template-columns:1fr}.detail-top img{display:none}.usb{grid-template-columns:1fr}footer{display:block}footer span{display:block}.stats{font-size:11px}i{margin:0 8px}}

.no-photo{text-align:center;color:var(--muted);font-size:13px;letter-spacing:1px}.slots label{flex:1 1 220px;font-size:13px}.slots small{display:block;line-height:1.5;margin-top:5px}.extra-specs .spec-row span{flex:0 0 125px}.extra-specs .spec-row b{font-weight:400;text-align:left;flex:1}

.detail-cover{padding:0;border:0;background:white;width:200px}.detail-cover img{display:block}.gallery{margin:20px 0}.gallery h3{font-size:15px}.gallery h3 small{font-size:11px;color:var(--muted);font-weight:400;margin-left:12px}.gallery-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.gallery-grid button{padding:9px;background:#fff;font-size:11px}.gallery-grid img{width:100%;height:110px;object-fit:contain;display:block;margin-bottom:7px}#image-viewer{width:min(95vw,1050px);padding:18px;background:#fff}.image-viewer-head{display:flex;align-items:center;justify-content:space-between;gap:15px;font-size:13px}#large-image{display:block;max-width:100%;width:auto;max-height:75vh;margin:15px auto 0;object-fit:contain}@media(max-width:700px){.detail-top .detail-cover{width:100%;display:block}.detail-top .detail-cover img{display:block;height:200px}.gallery-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}

.filter-buttons{border:0;padding:0;margin:20px 0 0;display:flex;flex-wrap:wrap;gap:6px}.filter-buttons legend{font-size:12px;font-weight:600;margin-bottom:7px}.filter-buttons button{font-size:12px;padding:6px 10px}.filter-buttons button[aria-pressed="true"]{background:var(--green);color:white;border-color:var(--green)}

.detail-note{white-space:pre-line}
.spec-overview h3,.usb-routing h3{font-size:16px;margin:20px 0 12px}.overview-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.overview-grid>div{background:#f1f7f5;border:1px solid #dbe9e3;padding:12px;border-radius:9px}.overview-grid strong{display:block;font-size:18px;margin-top:4px}.overview-grid small{font-size:12px}.panel-hint{color:var(--muted);font-size:12px;margin:8px 0 15px}.channel-group h3{font-size:14px;margin:18px 0 8px}.channel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.channel-slot{margin:0;padding:12px;border:1px solid var(--line);border-radius:9px;background:#fff;cursor:pointer}.channel-slot:has(input:checked){border-color:var(--green);background:#edf7f3}.channel-slot strong{display:block;margin:6px 0;font-size:14px}.channel-slot input{accent-color:var(--green)}.channel-slot small{font-weight:400;font-size:11px}.channel-results{margin:18px 0;border:1px solid var(--line);border-radius:10px;overflow:hidden}.result-head{padding:12px 14px;background:#f1f7f5;font-weight:700;display:flex;justify-content:space-between;gap:10px}.result-head small{font-weight:400}.channel-result{display:flex;justify-content:space-between;gap:12px;padding:10px 14px;border-top:1px solid #edf0f2;font-size:13px}.channel-result small{margin-left:8px;font-size:11px}.channel-result.is-selected{background:#edf7f3}.channel-result.is-disabled{background:#fff3df;color:#8a591b}.channel-result b{text-align:right}.rule-reference,.source-text{margin:18px 0;font-size:12px}.rule-reference summary,.source-text summary{cursor:pointer;color:var(--green);font-weight:600}.rule-reference p{margin:8px 0;padding:10px;background:#f7f8fa;border-radius:6px}.routing-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.routing-grid>div{border:1px solid var(--line);border-radius:9px;padding:12px}.routing-grid h4{margin:0 0 10px;font-size:13px}.port-tags{display:flex;flex-wrap:wrap;gap:7px}.port-tags span{border:1px solid #dbe9e3;border-radius:5px;background:#f1f7f5;padding:4px 8px;font-size:12px}.usb-routing>small{display:block;margin-top:8px}.source-text .detail-note{max-height:300px;overflow:auto}@media(max-width:500px){.overview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.channel-grid,.routing-grid{grid-template-columns:1fr}.channel-result{font-size:12px}}

.usb4-m2-guide{margin:16px 0 22px;padding:18px 20px;border:1px solid #b7d9d0;border-radius:12px;background:#f3faf7}.usb4-m2-guide h3{margin-top:0}.usb4-m2-guide ol{padding-left:22px;line-height:1.8}.usb4-m2-guide li+li{margin-top:8px}.usb4-m2-guide p{line-height:1.7}.usb4-m2-guide a{color:#087f6a}

.channel-slot.is-disabled{background:#fff3df;border-color:#e6c892}.channel-slot.is-disabled strong{color:#8a591b}

header{gap:24px}.edition{margin-left:auto}.language-control{display:flex;align-items:center;gap:8px;flex-shrink:0}.language-control select{min-width:138px;width:auto;padding:9px 32px 9px 12px;background:#fff;border:1px solid #dce5e2;border-radius:8px;font:inherit;color:#234b43}.language-control select:focus-visible{outline:2px solid #087f6a;outline-offset:3px}html[lang="en"] .check,html[lang="ja"] .check{line-height:1.55}html[lang="en"] .spec-row,html[lang="ja"] .spec-row{gap:12px}html[lang="en"] .spec-row b,html[lang="ja"] .spec-row b{overflow-wrap:anywhere}@media(max-width:640px){header{height:auto;min-height:62px;flex-wrap:wrap;gap:8px;padding-top:10px;padding-bottom:10px}.edition{display:none}.language-control{margin-left:auto}.language-control select{min-width:120px}.logo{font-size:20px}.hero h1{font-size:38px}}
.image-stage{position:relative;min-height:120px;padding:0 42px}.image-arrow{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:52px;padding:0;background:#fff;box-shadow:0 2px 10px #0002;font-size:22px;z-index:1}.image-arrow.previous{left:0}.image-arrow.next{right:0}.image-arrow:disabled{opacity:.3;cursor:default}#image-position{text-align:center;color:var(--muted);font-size:13px;margin-top:12px}
#large-image[hidden]{display:none}#image-source{display:block;text-align:center;font-size:12px;margin-top:12px}#image-source[hidden],#image-error[hidden]{display:none}#image-error{text-align:center;padding:32px 12px;color:var(--muted)}
.photo img[hidden],.gallery-grid img[hidden],.detail-cover img[hidden]{display:none}
#image-backup{color:var(--muted);font-size:12px;text-align:center;margin:12px 0}#image-backup[hidden]{display:none}

.partner-entry{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px!important;margin:18px 0!important}.partner-entry a{color:#087f83;font-weight:700;text-decoration:none}.partner-entry a:hover{text-decoration:underline}.partner-entry small{color:#64748b;font-size:12px}