.shell{display:grid;grid-template-columns:256px minmax(0,1fr);height:100vh;background:var(--background);color:var(--foreground)}.shell.collapsed{grid-template-columns:64px minmax(0,1fr)}.side{position:relative;background:var(--sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.brand{padding:12px 16px;border-bottom:1px solid var(--border)}.brand-row{display:flex;align-items:center;gap:8px}.brand-mark{width:24px;height:24px;border-radius:6px;flex:none}.brand-name{font-weight:600;font-size:14px;letter-spacing:.2px}.brand-name .w{color:var(--brand-wish)}.brand-name .f{color:var(--brand-forge)}.collapse-btn{margin-left:auto;width:24px;height:24px;border-radius:6px;color:var(--muted-foreground);display:flex;align-items:center;justify-content:center}.collapse-btn:hover{background:var(--sidebar-accent);color:var(--foreground)}.newchat{margin-top:8px;width:100%;display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 12px;border-radius:var(--radius-sm);background:var(--primary);color:var(--primary-foreground);font-size:13px;font-weight:500}.newchat:hover{opacity:.9}.newchat-ico{flex:none}.nav{flex:1;overflow-y:auto;padding:8px}.nav-group{margin-bottom:4px}.nav-label{font-size:11px;color:var(--muted-foreground);padding:4px 8px;letter-spacing:.4px}.nav-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px;border-radius:var(--radius-sm);font-size:13px;color:var(--foreground);text-align:left}.nav-item:hover{background:var(--sidebar-accent)}.nav-item.on{background:var(--accent-soft);color:var(--primary);font-weight:500}.nav-item .ico{width:16px;height:16px;flex:none;opacity:.8}.nav-item .grow{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dot{width:8px;height:8px;border-radius:50%;flex:none}.dot.ok{background:var(--status-success)}.dot.run{background:var(--status-running)}.dot.stale{background:var(--status-stale)}.userbar{display:flex;align-items:center;gap:4px;padding:8px;border-top:1px solid var(--border)}.userbtn{display:flex;align-items:center;gap:8px;flex:1;min-width:0;padding:8px;border-radius:var(--radius-sm);text-align:left}.userbtn:hover{background:var(--sidebar-accent)}.userbtn .who{min-width:0}.userbtn .name{display:block;font-weight:500;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.userbtn .mail{display:block;font-size:11px;color:var(--muted-foreground);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.avatar{width:24px;height:24px;border-radius:50%;flex:none;background:linear-gradient(135deg,var(--brand-wish),var(--brand-forge));display:flex;align-items:center;justify-content:center;color:#fff;font-size:11px;font-weight:600}.iconbtn{position:relative;width:32px;height:32px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex:none;color:var(--muted-foreground)}.iconbtn:hover{background:var(--sidebar-accent);color:var(--foreground)}.badge{min-width:16px;height:16px;border-radius:8px;padding:0 4px;background:var(--primary);color:var(--primary-foreground);font-size:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:600}.iconbtn .badge{position:absolute;top:0;right:0}.popover{position:absolute;left:8px;right:8px;bottom:60px;z-index:30;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 8px 24px #00000024;padding:8px}.pop-head{padding:8px 12px 12px;border-bottom:1px solid var(--border);margin-bottom:8px;font-size:14px}.menu-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border-radius:var(--radius-sm);font-size:13px;text-align:left}.menu-item:hover{background:var(--sidebar-accent)}.menu-item .mi-ico{width:16px;text-align:center;color:var(--muted-foreground);flex:none}.menu-item .grow{flex:1}.menu-sep{height:1px;background:var(--border);margin:8px 4px}.mini-toggle{border:1px solid var(--input);border-radius:var(--radius-sm);padding:4px 8px;font-size:11px;color:var(--muted-foreground);flex:none;white-space:nowrap}.mini-toggle:hover{background:var(--sidebar-accent);color:var(--foreground)}.rail{width:64px;display:flex;flex-direction:column;align-items:center;padding:12px 8px;gap:4px;height:100%}.railbtn{width:36px;height:36px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--muted-foreground);flex:none}.railbtn:hover{background:var(--sidebar-accent);color:var(--foreground)}.railbtn.on{background:var(--accent-soft);color:var(--primary)}.railbtn .brand-mark{width:24px;height:24px}.rail-sep{width:32px;height:1px;background:var(--border);margin:8px 0;flex:none}.rail-grow{flex:1}.rail .avatar{width:28px;height:28px;font-size:11px;cursor:pointer}.main{overflow-y:auto;padding:20px 28px}.page-topline{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:8px 24px;margin-bottom:24px}.page-topline .page-title{font-family:var(--font-heading);font-size:16px;font-weight:500}.page-topline .page-sub{margin-top:4px;font-size:12px;color:var(--muted-foreground)}