/* Global navigation only. Project directory and preview state are untouched. */
.app-shell{--sidebar:224px}
.app-shell.navigation-collapsed{--sidebar:64px}
.app-shell>.sidebar{z-index:40;width:var(--sidebar);padding:24px 12px 12px;position:fixed;inset:0 auto 0 0;transition:width .18s ease}
.app-shell>.workspace{margin-left:var(--sidebar);min-width:0;transition:margin-left .18s ease}
.sidebar .brand{padding:0 10px 25px;gap:8px}
.sidebar .brand img{width:172px;max-width:100%}
.sidebar .brand-mark{display:none}
.sidebar .main-navigation{flex:1;min-height:0;display:flex;flex-direction:column;gap:5px;overflow-x:hidden;overflow-y:auto;scrollbar-width:thin}
.sidebar .nav-item{min-height:44px;flex-shrink:0;white-space:nowrap;text-align:left}
.sidebar .nav-item .icon{flex:none}
.sidebar .nav-group{flex:none;margin:0}
.sidebar .nav-group-heading{gap:0}
.sidebar .nav-parent{width:100%;border:0;background:transparent;font-weight:600}
.sidebar .nav-group-heading .nav-item{padding-left:14px;padding-right:6px}
.sidebar .nav-group-toggle{width:28px}
.sidebar .section-active>.nav-group-heading{border-radius:8px;background:#f7f8f3}
.sidebar .section-active>.nav-group-heading>.nav-item{color:var(--accent)}
.sidebar .nav-children{margin:3px 0 8px 21px;padding-left:8px}
.sidebar .nav-children[hidden]{display:none}
.sidebar .nav-children .nav-item{font-size:12px;padding:9px 12px;min-height:36px;margin-bottom:2px}
.sidebar .nav-flyout-heading{display:none}
.sidebar-footer{flex:none;background:#fff;padding-top:10px}
.sidebar-toggle{display:flex;gap:12px;align-items:center;width:100%;min-height:40px;border-top:1px solid var(--line);padding:10px 14px 4px;color:var(--muted);font-size:12px;text-align:left}
.sidebar-toggle:hover{color:var(--accent)}
.sidebar-toggle .icon{flex:none;width:19px;height:19px}
.sidebar .sidebar-account{margin-top:8px;padding:12px 4px 0}
.sidebar #logout{min-width:32px;min-height:36px;border-radius:6px;font-size:20px}
.sidebar #logout:hover{background:var(--paper);color:var(--accent)}
.navigation-backdrop[hidden]{display:none}
.navigation-backdrop{display:none}
.navigation-collapsed>.sidebar{padding-left:10px;padding-right:10px}
.navigation-collapsed .brand{display:flex;justify-content:center;align-items:center;padding:0 0 25px;min-height:68px;gap:0}
.navigation-collapsed .brand img,.navigation-collapsed .brand strong,.navigation-collapsed .brand small{display:none}
.navigation-collapsed .brand-mark{display:block;font-size:23px;font-weight:600;color:#292d28}
.navigation-collapsed .main-navigation>.nav-item,.navigation-collapsed .nav-group-heading>.nav-item{width:44px;height:44px;min-height:44px;justify-content:center;padding:0;margin:0}
.navigation-collapsed .main-navigation>.nav-item>.nav-text,.navigation-collapsed .nav-group-heading .nav-text,.navigation-collapsed .sidebar-toggle>.nav-text{display:none}
.navigation-collapsed .nav-group-toggle{display:none}
.navigation-collapsed .nav-group-heading{width:44px}
.navigation-collapsed .flyout-open>.nav-group-heading{background:var(--accent-soft);border-radius:8px;color:var(--accent)}
.navigation-collapsed .flyout-open>.nav-group-heading>.nav-item{color:var(--accent)}
.navigation-collapsed .nav-children{position:fixed;left:64px;top:120px;z-index:50;width:min(220px,calc(100vw - 76px));max-height:calc(100dvh - 16px);overflow-y:auto;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px;margin:0;box-shadow:0 10px 30px #25301b1c}
.navigation-collapsed .nav-children .nav-item{font-size:13px;padding:11px 12px;min-height:44px;white-space:normal}
.navigation-collapsed .nav-flyout-heading{display:block;padding:8px 12px 12px;margin-bottom:6px;border-bottom:1px solid var(--line);font-size:12px;font-weight:600;color:var(--muted)}
.navigation-collapsed a.nav-flyout-heading:hover{color:var(--accent)}
.navigation-collapsed .sidebar-toggle{width:44px;min-height:44px;padding:12px 0;justify-content:center}
.navigation-collapsed .sidebar-account{justify-content:center;padding:6px 0 0;gap:0}
.navigation-collapsed .sidebar-account>.avatar,.navigation-collapsed .sidebar-account>div{display:none}
.navigation-collapsed #logout{width:44px;height:40px}
/* Label hints never cover the parent-group flyout. */
.navigation-collapsed .main-navigation>.nav-item:hover::after,.navigation-collapsed .main-navigation>.nav-item:focus-visible::after{content:attr(data-nav-label);position:fixed;left:70px;z-index:50;background:#fff;color:var(--ink);padding:8px 12px;border:1px solid var(--line);border-radius:7px;box-shadow:0 4px 16px #25301b14;font-size:12px;font-weight:400;pointer-events:none}
@media(max-width:1100px){.app-shell{--sidebar:208px}.sidebar .brand img{width:160px}.sidebar .brand small{letter-spacing:1px}}
@media(max-width:760px){
 .app-shell{--sidebar:224px}
 .app-shell>.sidebar{height:100dvh;padding:20px 12px 12px;box-shadow:6px 0 30px #25301b12}
 .app-shell>.workspace{margin-left:64px}
 .sidebar .brand{display:grid;grid-template-columns:1fr auto;align-items:end;padding:0 10px 25px;gap:8px}
 .sidebar .brand img{width:172px}.sidebar .brand strong{font-size:19px}.sidebar .brand small{display:block}
 .sidebar .main-navigation{display:flex;flex-direction:column;gap:5px;overflow-x:hidden;overflow-y:auto}
 .sidebar .nav-item{padding:12px 14px}
 .sidebar .sidebar-account{display:flex;margin-top:8px;padding-top:12px}
 .navigation-backdrop:not([hidden]){display:block;position:fixed;inset:0;z-index:35;background:#29322233}
 .navigation-collapsed .brand{display:flex;padding:0 0 25px;min-height:68px;gap:0}
 .navigation-collapsed .brand small{display:none}
 .navigation-collapsed>.sidebar{padding-left:10px;padding-right:10px;box-shadow:none}
 .app-shell .topbar{padding-left:14px;padding-right:14px;gap:8px}.app-shell .topbar>span{min-width:0;overflow-wrap:anywhere}.app-shell .topbar i{padding:0 6px}
 .app-shell .filters .search-box{min-width:0}.app-shell .asset-grid{grid-template-columns:minmax(0,1fr)}
}
@media(prefers-reduced-motion:reduce){.app-shell>.sidebar,.app-shell>.workspace{transition:none}}