/* AI² WORKSPACE OS V1 */
.ai2-workspace-os{position:relative;z-index:9;border-bottom:1px solid rgba(148,163,184,.12);background:rgba(5,9,18,.7);backdrop-filter:blur(18px)}
.ai2-os-topbar{display:flex;align-items:center;gap:8px;padding:8px 12px}.ai2-os-topbar button,.ai2-os-drawer button{font:600 12px/1.2 Inter,system-ui,sans-serif;color:#d9e7fb;background:rgba(15,23,42,.65);border:1px solid rgba(148,163,184,.15);border-radius:9px;padding:8px 10px;cursor:pointer}.ai2-os-topbar button:hover,.ai2-os-drawer button:hover{border-color:rgba(96,165,250,.45);background:rgba(30,41,59,.8)}
.ai2-os-topbar [data-os-project-name]{font:600 11px ui-monospace,SFMono-Regular,Menlo,monospace;color:#91a5bf;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:240px}.ai2-os-drawer{position:absolute;left:12px;right:12px;top:48px;max-height:min(66vh,620px);overflow:hidden;border:1px solid rgba(96,165,250,.18);border-radius:14px;background:rgba(4,8,18,.97);box-shadow:0 24px 70px rgba(0,0,0,.42)}
.ai2-os-drawer-head{display:flex;align-items:center;padding:12px 14px;border-bottom:1px solid rgba(148,163,184,.1);font:700 11px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;color:#9fb5d0}.ai2-os-drawer-head button{padding:5px 9px}.ai2-os-drawer-body{padding:14px;overflow:auto;max-height:calc(min(66vh,620px) - 49px)}
.ai2-os-actions,.ai2-os-library-tools{display:flex;gap:10px;align-items:center;margin-bottom:12px}.ai2-os-library-tools input,.ai2-os-search input{width:100%;box-sizing:border-box;background:#08111f;border:1px solid rgba(148,163,184,.17);color:#edf5ff;border-radius:10px;padding:10px 12px;outline:none}.ai2-os-library-tools input:focus,.ai2-os-search input:focus{border-color:rgba(96,165,250,.6)}
.ai2-os-project-list,.ai2-os-library-list{display:grid;gap:8px}.ai2-os-project-row,.ai2-os-library-row,.ai2-os-search-hit,.ai2-os-memory-row,.ai2-os-activity-row,.ai2-os-inbox-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 12px;border:1px solid rgba(148,163,184,.1);border-radius:10px;background:rgba(15,23,42,.36);color:#dce9f9}.ai2-os-project-row{text-align:left;width:100%}.ai2-os-project-row[data-active="true"]{border-color:rgba(96,165,250,.48);box-shadow:inset 2px 0 0 rgba(96,165,250,.9)}
.ai2-os-project-row b,.ai2-os-library-row b,.ai2-os-search-hit b,.ai2-os-inbox-item b{font-size:13px}.ai2-os-project-row small,.ai2-os-library-row small,.ai2-os-memory-row small,.ai2-os-activity-row small{display:block;color:#879bb5;font-size:11px;margin-top:3px}.ai2-os-library-row>div:last-child,.ai2-os-inbox-item>div{display:flex;gap:6px;flex-wrap:wrap}.ai2-os-inbox{margin-top:18px}.ai2-os-inbox h3,.ai2-os-activity h3{font:700 11px ui-monospace,SFMono-Regular,Menlo,monospace;color:#9db1cb;letter-spacing:.12em}
.ai2-os-search-scope,.ai2-os-context-note{margin:8px 0 12px;color:#7f93ad;font-size:11px}.ai2-os-search-hit{width:100%;text-align:left;margin-bottom:6px}.ai2-os-search-hit span{font:700 10px ui-monospace,SFMono-Regular,Menlo,monospace;color:#7192ba;text-transform:uppercase;min-width:90px}.ai2-os-memory-list,.ai2-os-activity{display:grid;gap:8px}.ai2-os-activity section{display:grid;gap:7px}.ai2-os-empty{color:#70839b;font-size:12px;margin:8px 0}.spring{flex:1}
@media(max-width:720px){.ai2-os-topbar{overflow:auto}.ai2-os-topbar [data-os-project-name]{display:none}.ai2-os-drawer{left:6px;right:6px;top:48px;max-height:72vh}.ai2-os-project-row,.ai2-os-library-row,.ai2-os-inbox-item{align-items:flex-start;flex-direction:column}.ai2-os-library-row>div:last-child{width:100%}}
@media(prefers-reduced-motion:reduce){.ai2-workspace-os *{scroll-behavior:auto!important}}