.account-sidebar{width:var(--sidebar-width);border-right:1px solid var(--border);z-index:100;background:#fff;flex-direction:column;height:100vh;transition:transform .3s;display:flex;position:fixed;top:0;left:0;overflow-y:auto}.sidebar-header{border-bottom:1px solid var(--border);padding:24px 20px}.flow-logo-img{width:120px;height:auto;margin-bottom:16px}.sidebar-title{color:var(--flow-gray-900);margin-bottom:4px;font-size:16px;font-weight:600}.sidebar-subtitle{color:var(--flow-gray-500);font-size:13px;line-height:1.4}.sidebar-nav{flex:1;padding:16px 0;overflow-y:auto}.nav-item{color:var(--text-secondary);align-items:center;gap:12px;padding:10px 20px;font-size:14px;text-decoration:none;transition:all .2s;display:flex}.nav-item:hover{background-color:var(--flow-background);color:var(--text-primary)}.nav-item.active{background-color:var(--flow-blue-background);color:var(--flow-blue);border-left:3px solid 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.2s;display:flex}.identity-button:hover{background:var(--flow-blue-background)}.avatar{object-fit:cover;border-radius:50%;width:32px;height:32px}.product-launcher-popover{border:1px solid var(--border);z-index:1000;background:#fff;border-radius:12px;width:360px;max-width:calc(100vw - 32px);position:absolute;top:calc(100% + 8px);right:0;overflow:hidden;box-shadow:0 8px 24px #101b4b1f}.popover-header{border-bottom:1px solid var(--border);padding:20px}.popover-header h3{color:var(--text-primary);margin-bottom:4px;font-size:16px;font-weight:600}.popover-header p{color:var(--text-muted);font-size:13px}.products-grid{max-height:400px;padding:8px;overflow-y:auto}.product-item{color:inherit;border-radius:8px;justify-content:space-between;align-items:center;padding:12px 16px;text-decoration:none;transition:background 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var(--border);gap:12px;padding:20px;display:flex}.avatar-large{object-fit:cover;border-radius:50%;width:48px;height:48px}.user-info{flex:1}.user-name-large{color:var(--text-primary);margin-bottom:2px;font-size:16px;font-weight:600}.user-username{color:var(--text-secondary);margin-bottom:2px;font-size:13px}.user-type{color:var(--text-muted);font-size:12px}.menu-items{padding:8px}.menu-item{cursor:pointer;width:100%;color:var(--text-primary);text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:12px;padding:10px 12px;font-size:14px;transition:background .2s;display:flex}.menu-item:hover{background:var(--flow-blue-background)}.menu-item.danger{color:var(--error)}.menu-item.danger:hover{background:var(--error-background)}.menu-divider{background:var(--border);height:1px;margin:4px 0}@media (width<=768px){.product-launcher-popover,.identity-menu-popover{width:calc(100vw - 32px);right:-16px}}.account-header{height:var(--header-height);border-bottom:1px solid 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