:root{--paper:#f2ebdf;--ink:#28251f;--muted:#756d60;--gold:#94703f;--line:#d9cebd;--tblr-primary:#292621;--tblr-primary-rgb:41,38,33;--tblr-body-color:#28251f;--tblr-body-font-family:-apple-system,BlinkMacSystemFont,"Microsoft YaHei",sans-serif;--tblr-body-bg:#f2ebdf;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.65 -apple-system,BlinkMacSystemFont,"Microsoft YaHei",sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit}.shell{display:grid;grid-template-columns:218px minmax(0,1fr);min-height:100vh}.studio-sidebar{position:sticky;top:0;height:100vh;background:#25231f;color:#f4ecdd;display:flex;flex-direction:column;padding:36px 22px}.brand{text-decoration:none;display:flex;flex-direction:column;align-items:flex-start}.brand strong{font:30px/1.5 "Songti SC",SimSun,serif;letter-spacing:4px}.brand span{font-size:10px;letter-spacing:4px;color:#cfb98f}.sidebar-rule{height:1px;background:#87714f;margin:26px 0}.sidebar-label{color:#b6ab99;font-size:11px;margin:0 12px 12px}nav{display:grid;gap:6px}nav button{display:flex;gap:14px;align-items:center;background:transparent;color:#e9e0d0;border:0;text-align:left;padding:14px 12px;border-radius:2px;min-height:48px}nav button.active{background:#39342b;color:#e3c18d;box-shadow:inset 2px 0 #c6a16b}nav button:hover{background:#343129}nav button:disabled{opacity:.5;cursor:default}.nav-icon{width:20px;height:20px;filter:invert(92%) sepia(14%) saturate(420%);flex-shrink:0}.studio-sidebar footer{margin-top:auto;padding-top:24px;border-top:1px solid #443d31;font-size:12px;line-height:2.1;color:#c4b9a6}.studio-sidebar footer a{display:block;color:#d7bb8b;margin-top:12px}main{min-width:0;padding:30px 36px 20px}header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-bottom:26px;border-bottom:1px solid 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select{max-width:125px}.filter-tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin-bottom:20px}.filter-tabs button{background:transparent;border:0;color:#716656;padding:9px 0;border-bottom:2px solid transparent;font-size:13px}.filter-tabs button.active{border-color:#a38249;color:#302b24}.case-library{display:grid;grid-template-columns:1fr 1fr;gap:18px}.item{display:flex;flex-direction:column;align-items:stretch;background:#faf7f1;border:1px solid transparent;overflow:hidden;min-width:0}.item.selected{border-color:#a98a57}.item .item-cover{width:100%;height:auto;aspect-ratio:1.58;object-fit:cover;display:block;background:#e9dfcd}.item .no-cover{width:100%;aspect-ratio:1.58;background:#e7decf;display:grid;place-items:center;color:#736750;font-size:12px}.item-info{padding:13px}.item strong{display:block;font:18px/1.5 "Songti SC",SimSun,serif;overflow-wrap:anywhere}.item small{display:block;color:#766c5b;font-size:12px;margin:6px 0 10px}.item .btn{align-self:flex-start;min-height:32px;padding:4px 12px}.status{font-size:11px;padding:2px 5px;background:#e9e2d5;color:#6b5e48;margin-right:6px}.status.published{color:#534529;background:#e4d5b9}.empty{padding:55px 20px;text-align:center;color:#786e5e;line-height:1.9;grid-column:1/-1}.empty img{width:48px;height:48px;opacity:.6;display:block;margin:0 auto 20px}.assets{display:grid;grid-template-columns:repeat(auto-fill,minmax(116px,1fr));gap:10px;margin-top:16px}.asset{background:#f5f0e7;border:1px solid #e0d5c4;border-radius:2px;overflow:hidden}.asset img{width:100%;height:105px;object-fit:cover}.asset-body{font-size:11px;padding:8px}.asset-body .btn{font-size:11px;min-height:30px;padding:4px 7px;margin:5px 3px 0 0}.gallery-list{display:flex;gap:8px;flex-wrap:wrap}.gallery-item{width:84px}.gallery-item img{width:84px;height:72px;object-fit:cover}.gallery-item button{font-size:11px;min-height:30px;padding:3px 6px;width:100%;margin-top:4px}.cover-preview{width:100%;max-height:190px;object-fit:cover;border:1px solid var(--line);margin-top:10px}.cover-preview[hidden]{display:none}.upload-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.upload-row input{min-width:0;max-width:260px}.login{max-width:450px;margin:48px auto}.login .card-body{padding:32px}.alert{font-size:13px;border-radius:2px}.alert-success{color:#494c30;background:#eeeee1;border-color:#d2d2ba}.alert-danger{color:#8c2b25;background:#f6e6df;border-color:#e1b8ab}#identity{display:flex;gap:12px;align-items:center;font-size:12px;white-space:nowrap}.workspace-foot{font-size:11px;color:#827663;margin:32px 0 0;letter-spacing:1px}button:focus-visible,a:focus-visible{outline:2px solid #956a29;outline-offset:3px}button:disabled{cursor:wait}hr{border:0;border-top:1px solid var(--line);margin:24px 0}@media(min-width:1600px){main{max-width:1500px;width:100%;margin:auto}}@media(max-width:1190px){.shell{grid-template-columns:180px minmax(0,1fr)}.studio-sidebar{padding:26px 14px}.brand strong{font-size:25px}main{padding:24px}.content-grid{grid-template-columns:1fr}.case-library{grid-template-columns:repeat(3,1fr)}}@media(max-width:700px){.shell{display:block}.studio-sidebar{height:auto;position:relative;padding:14px 16px}.brand strong{font-size:23px}.brand span,.sidebar-label,.sidebar-rule,.studio-sidebar footer{display:none}nav{display:flex;overflow:auto;gap:4px;margin-top:10px}nav button{white-space:nowrap;padding:9px;font-size:12px;min-height:42px;gap:6px}.nav-icon{width:16px;height:16px}main{padding:22px 16px}.case-library{grid-template-columns:1fr 1fr;gap:12px}.card-body{padding:18px}h1{font-size:26px}.eyebrow{font-size:9px}header{gap:8px}#identity{gap:6px}.form-grid{grid-template-columns:1fr}.login{margin:20px auto}.library-filters{flex-wrap:wrap}.item strong{font-size:16px}}

.asset-picker{border-top:1px solid var(--line);margin-top:18px;padding-top:14px}.asset-picker summary{cursor:pointer;color:var(--gold);font-size:14px;padding:8px 0}.asset-picker[open] summary{margin-bottom:12px}