:root{--bg:#14161B;--side:#0F1116;--panel:#1C1F26;--panel2:#22262F;--line:#2A2E38;--line2:#3A3F4B;--ink:#E8E6DF;--ink2:#C3C1BA;--mute:#8F929C;--amber:#F2B23C;--amber-ink:#1A1405;--amber-soft:rgba(242,178,60,.14);--ok:#5CC48A;--bad:#F07A66;--overlay:rgba(0,0,0,.55);--pdf:#F0705C;--img:#5CC48A;--sheet:#4DB884;--zip:#A78BFA;--doc:#6AA6E8;--oth:#8F929C;--video:#E39BC4;--audio:#E39BC4;--cad:#C9A55A;--sans:system-ui,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--mono:"Cascadia Mono",Consolas,Menlo,"Microsoft 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var(--sans);-webkit-font-smoothing:antialiased;overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}input,select{font:inherit;color:inherit}[hidden]{display:none!important}.ic{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}.ic.big{width:44px;height:44px;stroke-width:1.4}.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}:focus-visible{outline:2px solid var(--amber);outline-offset:2px}.brand,.logo{display:flex;align-items:center;gap:9px;font-weight:600;font-size:17px;letter-spacing:.01em}.mark{width:22px;height:22px;border:2px solid var(--amber);border-radius:5px;position:relative;flex:none}.mark::after{content:"";position:absolute;left:3px;top:-2px;width:8px;height:4px;background:var(--amber);border-radius:2px 2px 0 0}.brand-name{white-space:nowrap}.btn{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border:1px solid var(--line2);background:var(--panel);color:var(--ink);cursor:pointer;white-space:nowrap;line-height:1.2}.btn:hover{border-color:var(--mute)}.btn.primary{background:var(--amber);color:var(--amber-ink);border-color:var(--amber);font-weight:500}.btn.primary:hover{filter:brightness(1.06)}.btn.ghost{background:transparent}.btn.danger{color:var(--bad);border-color:var(--bad)}.btn.small{padding:4px 9px;font-size:12.5px}.btn.wide{width:100%;justify-content:center}.btn:disabled{opacity:.55;cursor:default}.icon-btn{display:inline-grid;place-items:center;width:32px;height:32px;border:1px solid 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var(--line2);background:var(--bg);color:var(--ink);padding:0 11px;border-radius:6px}.field input:focus{border-color:var(--amber);outline:none}.login-err{color:var(--bad);font-size:12.5px;margin:-4px 0 10px}.blocked-box h2{font-size:18px;margin:16px 0 8px;font-weight:600}.blocked-box p{color:var(--ink2);font-size:13.5px;line-height:1.6;margin:0 0 16px}.blocked-box code{font-family:var(--mono);font-size:12.5px;background:var(--panel2);border:1px solid var(--line);padding:1px 5px;border-radius:4px}.app{display:grid;grid-template-columns:var(--side-w) minmax(0,1fr);height:100vh;height:100dvh;position:relative}.side{background:var(--side);border-right:1px solid var(--line);padding:16px 14px;display:flex;flex-direction:column;gap:16px;min-height:0;overflow:auto}.side-backdrop{display:none}.nav{display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:9px;padding:7px 9px;border-radius:6px;color:var(--ink2);font-size:13.5px}.nav-item:hover{background:var(--panel2);color:var(--ink)}.nav-item.on{background:var(--amber-soft);color:var(--ink)}.nav-item .cnt{margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--mute);font-style:normal}.tree-wrap{flex:1;min-height:80px;display:flex;flex-direction:column}.tree-h{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--mute);padding:0 9px 6px}.tree{overflow:auto;font-size:12.5px}.tree-node{display:flex;align-items:center;gap:4px;padding:4px 6px 4px var(--indent,6px);border-radius:6px;color:var(--ink2);cursor:pointer;min-width:0}.tree-node:hover{background:var(--panel2);color:var(--ink)}.tree-node.on{color:var(--amber)}.tree-node .tg{width:16px;height:16px;display:inline-grid;place-items:center;flex:none;color:var(--mute);border-radius:3px}.tree-node .tg .ic{width:12px;height:12px;transition:transform .12s}.tree-node.open .tg 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var(--line2);display:grid;place-items:center;font-family:var(--mono);font-size:11px;color:var(--ink2);flex:none;text-transform:uppercase}.user-meta{min-width:0;flex:1}.user-meta b{display:block;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-meta small{color:var(--mute);display:block;font-size:11px}.main{display:flex;flex-direction:column;min-width:0;min-height:0}.top{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--panel);flex-wrap:wrap}.crumb{display:flex;align-items:center;gap:6px;min-width:0;font-size:13.5px;flex:1 1 200px;overflow:hidden}.crumb a{color:var(--mute);padding:3px 6px;border-radius:4px;white-space:nowrap;display:inline-flex;align-items:center;gap:4px}.crumb a:hover{background:var(--panel2);color:var(--ink)}.crumb b{font-weight:500;padding:3px 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.crumb .sep{color:var(--mute)}.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line2);background:var(--bg);padding:0 10px;height:34px;width:230px;color:var(--mute);border-radius:6px}.search:focus-within{border-color:var(--amber)}.search input{flex:1;min-width:0;border:0;background:transparent;color:var(--ink);outline:none;height:100%}.search input::-webkit-search-cancel-button{display:none}.search .clear{background:none;border:0;padding:2px;color:var(--mute);cursor:pointer;display:grid}.top-tools{display:flex;align-items:center;gap:8px;margin-left:auto}.seg{display:flex;border:1px solid var(--line2);border-radius:6px;overflow:hidden;background:var(--panel)}.seg select{border:0;background:transparent;padding:0 8px;height:32px;outline:none;font-size:13px;cursor:pointer}.seg-btn{background:none;border:0;padding:0 8px;height:32px;color:var(--mute);cursor:pointer;display:grid;place-items:center;border-left:1px solid var(--line)}.seg-btn:first-child{border-left:0}.seg-btn.on{background:var(--panel2);color:var(--ink)}.seg-btn.desc .ic{transform:scaleY(-1)}.only-mobile{display:none}.sub{display:flex;align-items:center;gap:14px;padding:7px 16px;font-family:var(--mono);font-size:11.5px;color:var(--mute);border-bottom:1px solid var(--line);min-height:34px}.sub-hint{margin-left:auto}.sub .btn{margin-left:auto;font-family:var(--sans)}.sub .btn+.sub-hint{margin-left:0}.body{flex:1;overflow:auto;padding:16px;position:relative}.files{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.app[data-layout=list] .files{display:none}.list{display:none;border:1px solid var(--line);background:var(--panel);border-radius:8px;overflow:auto}.app[data-layout=list] .list{display:block}.empty{color:var(--mute);text-align:center;padding:60px 20px;font-size:13.5px;line-height:1.7}.empty b{display:block;color:var(--ink2);font-weight:500;font-size:15px;margin-bottom:4px}.loading{position:absolute;inset:0;display:grid;place-items:center;background:var(--overlay);background:color-mix(in srgb,var(--bg) 70%,transparent);color:var(--mute);font-size:13px;gap:8px;grid-auto-flow:column}.spin{width:16px;height:16px;border:2px solid var(--line2);border-top-color:var(--amber);border-radius:50%;animation:spin .8s linear infinite;display:inline-block;vertical-align:middle;margin-right:8px}@keyframes spin{to{transform:rotate(360deg)}}.tile{border:1px solid var(--line);background:var(--panel);border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:8px;cursor:pointer;position:relative;transition:border-color .12s;outline:none}.tile:hover,.tile:focus-visible{border-color:var(--line2)}.tile.sel{border-color:var(--amber);box-shadow:inset 0 0 0 1px var(--amber)}.plate{height:84px;border-radius:7px;display:grid;place-items:center;position:relative;background:var(--panel2);overflow:hidden}.plate .ext{font-family:var(--mono);font-size:12px;font-weight:600;padding:3px 7px;border-radius:4px;color:#fff;letter-spacing:.04em;max-width:90%;overflow:hidden;text-overflow:ellipsis}.plate.k-pdf .ext{background:var(--pdf)}.plate.k-sheet .ext{background:var(--sheet)}.plate.k-zip .ext{background:var(--zip)}.plate.k-doc .ext{background:var(--doc)}.plate.k-image .ext{background:var(--img)}.plate.k-video .ext,.plate.k-audio .ext{background:var(--video)}.plate.k-cad .ext{background:var(--cad)}.plate.k-other .ext{background:var(--oth)}.plate.k-folder{background:transparent}.plate.k-folder .ic{width:54px;height:44px;stroke:var(--amber);fill:var(--amber-soft);stroke-width:1.4}.plate img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.plate img+.ext{display:none}.tile .nm{font-size:12.5px;line-height:1.35;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;word-break:break-all;min-height:2.7em}.tile .mt{font-family:var(--mono);font-size:10.5px;color:var(--mute);display:flex;gap:5px;white-space:nowrap;overflow:hidden}.tile .acts{position:absolute;top:6px;right:6px;display:flex;gap:2px;background:var(--panel);border:1px solid var(--line2);border-radius:6px;padding:2px;opacity:0;transition:opacity .12s}.tile:hover .acts,.tile:focus-within .acts{opacity:1}.acts .link-btn{width:26px;height:26px;padding:0}.acts .link-btn .ic{width:14px;height:14px}@media(hover:none){.tile .acts{opacity:1}}.list table{width:100%;border-collapse:collapse;font-size:12.5px;min-width:560px}.list th{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--mute);font-weight:500;text-align:left;padding:8px 12px;border-bottom:1px solid var(--line);background:var(--panel2);white-space:nowrap}.list td{padding:8px 12px;border-bottom:1px solid var(--line);white-space:nowrap;vertical-align:middle}.list tr:last-child td{border-bottom:0}.list tr.rowi{cursor:pointer}.list tr.rowi:hover td{background:var(--panel2)}.list tr.sel td{background:var(--amber-soft)}.list td.n{white-space:normal;word-break:break-all;min-width:220px}.list td.n .nwrap{display:flex;align-items:center;gap:9px}.list td.m{font-family:var(--mono);color:var(--mute);font-variant-numeric:tabular-nums}.list td.a{width:1%}.list td.a .acts{display:flex;gap:2px;opacity:.65}.list tr:hover td.a .acts{opacity:1}.chip{font-family:var(--mono);font-size:10px;padding:1px 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.tree-node.pick-on{background:var(--amber-soft);color:var(--ink)}.toasts{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{background:var(--panel);border:1px solid var(--line2);border-left:3px solid var(--amber);padding:9px 14px;border-radius:8px;font-size:13px;max-width:360px;animation:toastin .15s ease-out;pointer-events:auto}.toast.err{border-left-color:var(--bad)}.toast.ok{border-left-color:var(--ok)}@keyframes toastin{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}@media(max-width:760px){.app{grid-template-columns:1fr}.side{position:fixed;top:0;left:0;bottom:0;width:min(84vw,300px);z-index:45;transform:translateX(-105%);transition:transform .18s ease-out}.app.side-open .side{transform:none}.app.side-open .side-backdrop{display:block;position:fixed;inset:0;background:var(--overlay);z-index:44}.only-mobile{display:inline-grid}.top{gap:8px;padding:8px 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