.crm-sidebar{width:260px;background:#ffffff;border-right:1px solid #e5e7eb;display:flex;flex-direction:column;height:100vh;position:sticky;top:0;transition:width .3s ease;flex-shrink:0;z-index:100}.crm-sidebar.collapsed{width:70px}.crm-sidebar-header{padding:1rem;border-bottom:1px solid #e5e7eb;flex-shrink:0}.crm-sidebar-logo{display:flex;align-items:center;gap:.75rem;background:transparent;border:none;cursor:pointer;padding:0;width:100%;text-align:left;transition:opacity .2s}.crm-sidebar-logo:hover{opacity:.8}.crm-sidebar-logo-icon{width:28px;height:28px;color:#3b82f6;flex-shrink:0}.crm-sidebar-logo-text{font-size:1.125rem;font-weight:700;white-space:nowrap;background:linear-gradient(135deg,#3b82f6,#1d4ed8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.crm-sidebar.collapsed .crm-sidebar-logo{justify-content:center}.crm-sidebar.collapsed .crm-sidebar-logo-text{display:none}[data-theme=dark] .crm-sidebar-header{border-bottom-color:#374151}[data-theme=dark] .crm-sidebar-logo-text{background:linear-gradient(135deg,#60a5fa,#93c5fd);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-content{display:flex;flex-direction:column;height:100%;overflow-y:auto;overflow-x:hidden;padding:.75rem 0}.sidebar-section{margin-bottom:1.5rem;padding:0 .75rem}.sidebar-section.sidebar-back-section{margin-bottom:.9rem;padding-bottom:.9em;border-bottom:1px solid #e5e7eb;padding-top:.25rem}.sidebar-section.sidebar-bottom{margin-top:auto;padding-top:.375rem;padding-bottom:.25rem;border-top:1px solid #e5e7eb}.sidebar-section.sidebar-bottom .sidebar-item{padding:.7rem .75rem}.sidebar-section-title{font-size:.75rem;font-weight:600;text-transform:uppercase;color:#6b7280;margin:0 0 .75rem .5rem;letter-spacing:.05em}.crm-sidebar.collapsed .sidebar-section-title{display:none}.sidebar-nav{display:flex;flex-direction:column;gap:.25rem}.sidebar-item{display:flex;align-items:center;gap:.75rem;padding:.625rem .75rem;border-radius:.5rem;color:#374151;text-decoration:none;font-size:.875rem;font-weight:500;transition:all .2s;cursor:pointer;border:none;background:transparent;width:100%;text-align:left;position:relative}.sidebar-item:hover{background:#f3f4f6;color:#1f2937}.sidebar-item.active{background:#eff6ff;color:#3b82f6}.sidebar-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:70%;background:#3b82f6;border-radius:0 2px 2px 0}.sidebar-back-button{background:#f9fafb;border:1px solid #e5e7eb;font-weight:600;color:#6b7280;padding:.5rem .75rem}.sidebar-back-button:hover{background:#3b82f6;color:white;border-color:#3b82f6}.crm-sidebar.collapsed .sidebar-item{justify-content:center;padding:.625rem}.sidebar-item-icon{display:flex;align-items:center;justify-content:center;flex-shrink:0;color:inherit}.sidebar-item-label{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.crm-sidebar.collapsed .sidebar-item-label{display:none}.sidebar-badge{display:flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 .375rem;background:#3b82f6;color:white;font-size:.75rem;font-weight:600;border-radius:10px}.crm-sidebar.collapsed .sidebar-badge{position:absolute;top:.25rem;right:.25rem;min-width:16px;height:16px;font-size:.625rem}.sidebar-content::-webkit-scrollbar{width:4px}.sidebar-content::-webkit-scrollbar-track{background:transparent}.sidebar-content::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:2px}.sidebar-content::-webkit-scrollbar-thumb:hover{background:#9ca3af}[data-theme=dark] .crm-sidebar{background:#1f2937;border-right-color:#374151}[data-theme=dark] .sidebar-item{color:#d1d5db}[data-theme=dark] .sidebar-item:hover{background:#374151;color:#f9fafb}[data-theme=dark] .sidebar-item.active{background:#1e3a8a;color:#60a5fa}[data-theme=dark] .sidebar-section-title{color:#9ca3af}[data-theme=dark] .sidebar-section.sidebar-bottom{border-top-color:#374151}[data-theme=dark] .sidebar-section.sidebar-back-section{border-bottom-color:#374151}[data-theme=dark] .sidebar-back-button{background:#374151;border-color:#4b5563;color:#9ca3af}[data-theme=dark] .sidebar-back-button:hover{background:#3b82f6;color:white;border-color:#3b82f6}.crm-sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:999}@media (max-width:1024px){.crm-sidebar-overlay{display:block}.crm-sidebar,.crm-sidebar-overlay{top:calc(56px + env(safe-area-inset-top, 0px))}.crm-sidebar{position:fixed;left:0;height:calc(100vh - 56px - env(safe-area-inset-top, 0px));z-index:1000;box-shadow:2px 0 8px rgba(0,0,0,.1);transform:translateX(-100%);transition:transform .3s ease}.crm-sidebar.mobile-open{transform:translateX(0)}.crm-sidebar.collapsed{transform:translateX(-100%)}.crm-sidebar-header{display:none}}@media (max-width:768px){.crm-sidebar{width:280px}}