:root{--admin-nav-bg:#0f172a;--admin-nav-bg-hover:#1e293b;--admin-nav-bg-active:#1e40af;--admin-nav-border:#334155;--admin-nav-text:#f8fafc;--admin-nav-text-muted:#94a3b8;--admin-nav-accent:#3b82f6;--admin-nav-accent-gradient:linear-gradient(180deg,#3b82f6,#8b5cf6);--admin-nav-tooltip-bg:#1e293b;--admin-nav-flyout-bg:#fff;--sidebar-width-expanded:288px;--sidebar-width-collapsed:80px;--admin-nav-transition:.3s cubic-bezier(.4,0,.2,1);--admin-nav-icon-size:20px;--badge-blue-bg:rgba(59,130,246,.2);--badge-blue-text:#60a5fa;--badge-green-bg:rgba(34,197,94,.2);--badge-green-text:#4ade80;--badge-purple-bg:rgba(168,85,247,.2);--badge-purple-text:#a855f7;--badge-red-bg:rgba(239,68,68,.2);--badge-red-text:#f87171;--badge-amber-bg:rgba(245,158,11,.2);--badge-amber-text:#f59e0b}.admin-nav-error{color:var(--admin-nav-text);text-align:center;background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);border-radius:8px;padding:16px;font-size:14px}.admin-nav-error-retry{color:#fff;cursor:pointer;background:rgba(239,68,68,.2);border:1px solid rgba(239,68,68,.4);border-radius:6px;margin-top:8px;padding:8px 16px;font-size:13px;font-weight:500;transition:background-color .15s}.admin-nav-error-retry:hover{background:rgba(239,68,68,.3)}.admin-nav-items::-webkit-scrollbar{width:4px}.admin-nav-items::-webkit-scrollbar-track{background:0 0}.admin-nav-items::-webkit-scrollbar-thumb{background-color:var(--admin-nav-border);border-radius:4px}.admin-nav-items::-webkit-scrollbar-thumb:hover{background-color:#475569}.admin-nav-sidebar-collapsed .admin-nav-item{position:relative}.admin-nav-sidebar-collapsed .admin-nav-item:after{content:attr(data-tooltip);background:var(--admin-nav-tooltip-bg);color:#fff;white-space:nowrap;pointer-events:none;opacity:0;visibility:hidden;z-index:100;border:1px solid var(--admin-nav-border);border-radius:6px;padding:6px 10px;font-size:12px;font-weight:500;transition:opacity .15s,visibility .15s;position:absolute;top:50%;left:calc(100% + 12px);transform:translateY(-50%);box-shadow:0 4px 12px rgba(0,0,0,.3)}.admin-nav-sidebar-collapsed .admin-nav-item:hover:after{opacity:1;visibility:visible}.admin-nav-sidebar-collapsed .admin-nav-item:before{content:"";border-style:solid;border-width:6px;border-color:transparent transparent transparent var(--admin-nav-tooltip-bg);opacity:0;visibility:hidden;z-index:101;transition:opacity .15s,visibility .15s;position:absolute;top:50%;left:100%;transform:translateY(-50%)}.admin-nav-sidebar-collapsed .admin-nav-item:hover:before{opacity:1;visibility:visible}.admin-nav-sidebar{height:100vh;width:var(--sidebar-width-expanded);background:var(--admin-nav-bg);border-right:1px solid var(--admin-nav-border);z-index:50;transition:width var(--admin-nav-transition);flex-direction:column;display:flex;position:fixed;top:0;left:0;box-shadow:0 10px 30px rgba(0,0,0,.3)}.admin-nav-header{border-bottom:1px solid var(--admin-nav-border);border-bottom:1px solid var(--admin-nav-border);justify-content:space-between;align-items:center;height:64px;min-height:64px;padding:0 16px;display:flex}.admin-nav-logo{align-items:center;gap:12px;display:flex}.admin-nav-logo-icon{background:var(--admin-nav-accent-gradient);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex;box-shadow:0 4px 12px rgba(59,130,246,.4)}.admin-nav-logo-text{color:#fff;letter-spacing:-.025em;white-space:nowrap;font-size:18px;font-weight:600}.admin-nav-toggle{cursor:pointer;color:var(--admin-nav-text-muted);background:0 0;border:none;border-radius:8px;padding:8px;transition:background-color .15s,color .15s}.admin-nav-toggle:hover{background:var(--admin-nav-bg-hover);color:#fff}.admin-nav-toggle-icon{width:20px;height:20px;transition:transform .2s}.admin-nav-sidebar-collapsed .admin-nav-toggle-icon{transform:rotate(180deg)}.admin-nav-search{border-bottom:1px solid var(--admin-nav-border);padding:12px;position:relative}.admin-nav-search-icon{width:16px;height:16px;color:var(--admin-nav-text-muted);pointer-events:none;position:absolute;top:50%;left:24px;transform:translateY(-50%)}.admin-nav-search-input{background:var(--admin-nav-bg-hover);border:1px solid var(--admin-nav-border);color:#fff;border-radius:8px;width:100%;padding:8px 32px 8px 36px;font-size:14px;transition:border-color .15s,box-shadow .15s}.admin-nav-search-input:focus{border-color:var(--admin-nav-accent);outline:none;box-shadow:0 0 0 2px rgba(59,130,246,.3)}.admin-nav-sidebar-collapsed .admin-nav-search{display:none}.admin-nav-items{flex:1;padding:12px;overflow-y:auto}.admin-nav-items-scroll{flex-direction:column;gap:4px;display:flex}.admin-nav-item{width:100%;color:var(--admin-nav-text-muted);cursor:pointer;will-change:transform;background:0 0;border:none;border-radius:8px;align-items:center;gap:12px;padding:10px 12px;font-size:14px;font-weight:500;text-decoration:none;transition:background-color .15s,color .15s,transform .15s,box-shadow .15s;display:flex;position:relative;transform:translateZ(0)}.admin-nav-item:hover{background:var(--admin-nav-bg-hover);color:#fff;transform:translateZ(0)scale(1.02);box-shadow:0 4px 12px rgba(0,0,0,.2)}.admin-nav-item-active{transform:translateZ(0)scale(1.03);background:var(--admin-nav-bg-active)!important;color:#fff!important;box-shadow:0 6px 16px rgba(30,64,175,.4)!important}.admin-nav-item-active:before{content:"";background:var(--admin-nav-accent-gradient);border-radius:0 3px 3px 0;width:3px;position:absolute;top:0;bottom:0;left:0}.admin-nav-item-button{width:100%;color:inherit;font:inherit;cursor:pointer;text-align:left;background:0 0;border:none;border-radius:8px;justify-content:space-between;align-items:center;padding:10px 12px;transition:background-color .15s,color .15s;display:flex}.admin-nav-item-content{align-items:center;gap:12px;min-width:0;display:flex}.admin-nav-item-icon{flex-shrink:0;width:20px;height:20px}.admin-nav-item-text{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.admin-nav-sidebar-collapsed .admin-nav-item-text{display:none}.admin-nav-item-chevron{flex-shrink:0;width:16px;height:16px;transition:transform .2s}.admin-nav-item-chevron-expanded{transform:rotate(90deg)}.admin-nav-badge{-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);border-radius:9999px;justify-content:center;align-items:center;min-width:20px;height:20px;padding:0 8px;font-size:12px;font-weight:500;display:inline-flex;box-shadow:0 2px 8px rgba(0,0,0,.2)}.admin-nav-sidebar-collapsed .admin-nav-badge{display:none}.badge-default{color:#94a3b8;background:rgba(100,116,139,.2)}.badge-info{background:var(--badge-blue-bg);color:var(--badge-blue-text)}.badge-success{background:var(--badge-green-bg);color:var(--badge-green-text)}.badge-warning{background:var(--badge-amber-bg);color:var(--badge-amber-text)}.badge-error{background:var(--badge-red-bg);color:var(--badge-red-text)}.admin-nav-submenu{opacity:0;max-height:0;padding-left:20px;transition:max-height .3s cubic-bezier(.4,0,.2,1),opacity .2s;overflow:hidden}.admin-nav-submenu-expanded{opacity:1;max-height:500px}.admin-nav-submenu-inner{flex-direction:column;gap:2px;padding:4px 0;display:flex}.admin-nav-submenu-link{color:var(--admin-nav-text-muted);border-radius:6px;padding:8px 12px;font-size:13px;text-decoration:none;transition:background-color .15s,color .15s;display:block}.admin-nav-submenu-link:hover{background:var(--admin-nav-bg-hover);color:#fff}.admin-nav-submenu-link-active{background:var(--admin-nav-bg-active);color:#fff}.admin-nav-submenu-icon{width:14px;height:14px;color:var(--admin-nav-text-muted);flex-shrink:0;margin-right:8px}.admin-nav-footer{border-top:1px solid var(--admin-nav-border);padding:12px}.admin-nav-profile{cursor:pointer;border-radius:8px;align-items:center;gap:12px;padding:8px;transition:background-color .15s;display:flex}.admin-nav-profile:hover{background:var(--admin-nav-bg-hover)}.admin-nav-profile-collapsed{justify-content:center}.admin-nav-profile-avatar{flex-shrink:0;position:relative}.admin-nav-profile-avatar-img{object-fit:cover;border-radius:50%;width:40px;height:40px}.admin-nav-profile-avatar-fallback{background:var(--admin-nav-accent-gradient);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:16px;font-weight:600;display:flex}.admin-nav-profile-status{border:2px solid var(--admin-nav-bg);border-radius:50%;width:12px;height:12px;position:absolute;bottom:0;right:0}.admin-nav-profile-status-online{background:#22c55e}.admin-nav-profile-status-away{background:#eab308}.admin-nav-profile-status-offline{background:#64748b}.admin-nav-profile-info{flex:1;min-width:0}.admin-nav-sidebar-collapsed .admin-nav-profile-info{display:none}.admin-nav-profile-name{color:#fff;white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.admin-nav-profile-role{color:var(--admin-nav-text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.admin-nav-profile-actions{align-items:center;gap:8px;display:flex}.admin-nav-sidebar-collapsed .admin-nav-profile-actions{display:none}.admin-nav-profile-action{cursor:pointer;color:var(--admin-nav-text-muted);background:0 0;border:none;border-radius:6px;padding:6px;transition:background-color .15s,color .15s}.admin-nav-profile-action:hover{background:var(--admin-nav-border);color:#fff}.admin-nav-mobile-overlay{z-index:40;background:rgba(0,0,0,.5);position:fixed;top:0;bottom:0;left:0;right:0}.admin-nav-sidebar-collapsed{width:var(--sidebar-width-collapsed)}.admin-nav-sidebar-mobile{transform:translate(-100%)}.admin-nav-sidebar-mobile-open{transform:translate(0)}.admin-nav-no-results{text-align:center;color:var(--admin-nav-text-muted);padding:24px 16px;font-size:14px}.admin-nav-flyout{background:var(--admin-nav-flyout-bg);border:1px solid var(--admin-nav-border);z-index:100;border-color:#cbd5e1;border-radius:8px;min-width:200px;margin-left:8px;position:absolute;top:0;left:100%;box-shadow:0 10px 40px rgba(0,0,0,.3)}.admin-nav-flyout-inner{flex-direction:column;gap:2px;padding:8px;display:flex}.admin-nav-flyout-item{position:relative}.admin-nav-flyout-link{color:#475569;border-radius:6px;align-items:center;gap:10px;padding:10px 12px;font-size:13px;font-weight:500;text-decoration:none;transition:background-color .15s,color .15s;display:flex}.admin-nav-flyout-link:hover{color:#1e293b;background:rgba(0,0,0,.05)}.admin-nav-flyout-link-active{background:var(--admin-nav-bg-active);color:#fff}.admin-nav-flyout-icon{flex-shrink:0;width:16px;height:16px}.admin-nav-spacer{transition:width var(--admin-nav-transition);flex-shrink:0}.admin-nav-item-level-1{padding-left:0}.admin-nav-item-level-1 .admin-nav-item-button,.admin-nav-item-level-1.admin-nav-item{padding:8px 12px;font-size:13px}.admin-nav-item-level-1 .admin-nav-item-icon{width:16px;height:16px}@media (max-width:1023px){.admin-nav-sidebar,.admin-nav-sidebar-collapsed{width:var(--sidebar-width-expanded)}}@media (max-width:768px){.admin-nav-item-button,a.admin-nav-item{min-height:44px}.admin-nav-toggle{min-width:44px;min-height:44px}}.flyout-open .admin-nav-scroll-container{overflow:visible}@media (max-width:768px){.admin-nav-flyout{z-index:10000;width:100%;max-width:280px;margin-left:0;position:fixed;top:0;left:0;box-shadow:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05)}}@media print{.admin-nav-sidebar,.admin-nav-mobile-overlay{display:none!important}}