:root{--wk-primary:#0d6efd;--wk-muted:#6c757d;--wk-bg:#f8f9fa;--wk-card-bg:#ffffff;--wk-border:#e9ecef}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial;font-size:14px;color:#222;background:var(--wk-bg)}.content-wrapper{padding:1rem;margin-left:250px;padding-top:64px}.card{background:var(--wk-card-bg);border:1px solid var(--wk-border);border-radius:6px;margin-bottom:1rem}.card-header{background:transparent;border-bottom:1px solid var(--wk-border);padding:.6rem .9rem}.card-body{padding:1rem}.table{margin-bottom:0}.table th{font-weight:600}.table td{vertical-align:middle}.form-label{font-weight:600}.form-text.text-danger{font-size:.85rem}.btn-primary{background:var(--wk-primary);border-color:var(--wk-primary)}.text-muted{color:var(--wk-muted)!important}.me-1{margin-right:.25rem}.ms-2{margin-left:.5rem}@media (max-width:767px){.content-wrapper{padding:.5rem}.card-header .card-title{font-size:1rem}}.chart-container{max-width:100%;height:260px}.text-truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}:root{--wk-primary: #2c3e50;--wk-secondary: #34495e;--wk-success: #27ae60;--wk-info: #3498db;--wk-warning: #f39c12;--wk-danger: #e74c3c;--wk-light: #ecf0f1;--wk-dark: #2c3e50}.bg-wk-primary{background-color:var(--wk-primary)!important}.bg-wk-secondary{background-color:var(--wk-secondary)!important}.text-wk-primary{color:var(--wk-primary)!important}.main-sidebar{background:linear-gradient(135deg,var(--wk-primary) 0%,var(--wk-secondary) 100%);position:fixed;top:0;left:0;height:100vh;width:250px;z-index:1040}.brand-link{background:#0000001a;border-bottom:1px solid rgba(255,255,255,.1)}.brand-text{color:#fff!important;font-weight:600;font-size:1.2rem}.navbar-white{background:#fff;border-bottom:1px solid #e9ecef;box-shadow:0 2px 4px #0000001a}.small-box.bg-info{background:linear-gradient(135deg,var(--wk-info) 0%,#5dade2 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10px 50px}.direct-chat-msg.right .direct-chat-text{background:var(--wk-info);color:#fff;margin-left:0;margin-right:50px}.nav-sidebar .nav-link{border-radius:5px;margin:2px 8px;color:#fffc}.nav-sidebar .nav-link:hover{background:#ffffff1a;color:#fff}.nav-sidebar .nav-link.active{background:var(--wk-info);color:#fff}.info-box{border-radius:10px;box-shadow:0 4px 6px #0000001a;transition:all .3s ease}.info-box:hover{transform:translateY(-3px);box-shadow:0 8px 15px #0003}canvas{border-radius:5px}@media (max-width: 768px){.content-wrapper{margin-left:0;padding:10px}.small-box{margin-bottom:15px}}.preloader{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;background:var(--wk-primary)}.animation__shake{animation:shake 1s infinite}@keyframes shake{0%,20%,40%,60%,80%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-10px)}}.text-gradient{background:linear-gradient(135deg,var(--wk-info) 0%,var(--wk-primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.shadow-wk{box-shadow:0 4px 6px #2c3e501a}.navbar-badge{animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.main-header .navbar{background:linear-gradient(90deg,#2c3e50f2,#2c3e50e6);padding:.4rem 1rem;align-items:center;margin-left:0;width:100%;padding-left:calc(250px + 1rem)}.main-header .navbar .nav-link{color:#fff;padding:.5rem .75rem;border-radius:6px;transition:background .2s,transform .15s}.main-header .navbar .nav-link:hover{background:#00000008;transform:translateY(-1px)}.main-sidebar{transition:width .2s ease,box-shadow .2s ease}.main-sidebar.collapsed{width:70px}.main-sidebar .nav-link{transition:background .15s,color .15s}.main-sidebar .nav-link:hover{background:#ffffff0f;transform:translate(3px)}.card-header{letter-spacing:.2px;color:#000c}.form-control:focus{box-shadow:0 0 0 .15rem #3498db1f;border-color:var(--wk-info)}@media (max-width: 576px){.brand-text{font-size:1rem}.card{margin-left:0;margin-right:0}}.brand-link{display:flex;align-items:center;gap:.5rem;padding:.6rem .8rem}.brand-text{line-height:1;margin:0}.main-header{position:fixed;top:0;left:0;right:0;z-index:1050;backdrop-filter:blur(4px)}.content-area{margin-left:250px}@media (max-width: 768px){.content-area{margin-left:0}}.dashboard-grid{display:flex;gap:1rem;flex-wrap:wrap}.dashboard-card{flex:1 1 320px;min-width:260px}.recent-activity{max-height:280px;overflow:auto;padding:.5rem}.activity-item{border-bottom:1px solid rgba(0,0,0,.04);padding:.5rem 0}.stat-badge{font-size:1.25rem;font-weight:700}@media (max-width:480px){.chart-container{height:180px}}.activity-feed{max-height:400px;overflow-y:auto}.activity-item{display:flex;align-items:flex-start;padding:10px 0;border-bottom:1px solid #eee}.activity-item:last-child{border-bottom:none}.activity-icon{width:30px;height:30px;border-radius:50%;background:#007bff;color:#fff;display:flex;align-items:center;justify-content:center;margin-right:15px;font-size:12px;flex-shrink:0}.activity-content{flex:1}.activity-text{margin:0 0 5px;font-size:14px;line-height:1.4}.activity-time{font-size:12px;color:#6c757d}#performance-table .table{margin-bottom:0}#performance-table .table th{border-top:none;font-weight:600;color:#495057;font-size:13px}#performance-table .table td{font-size:13px;vertical-align:middle}.badge{font-size:11px;padding:4px 8px}.small-box .card-value{font-size:2rem;font-weight:700}.small-box .card-label{font-size:.9rem;margin:0}@media (max-width: 768px){.activity-item{flex-direction:column;text-align:center}.activity-icon{margin:0 auto 10px}#performance-table{overflow-x:auto}#performance-table table{min-width:600px}}.chart-container{position:relative;height:300px;width:100%}.loading-spinner{display:flex;align-items:center;justify-content:center;height:100px;color:#6c757d}.loading-spinner i{margin-right:10px}