.dashboard-container{padding:1.5rem}.dashboard-loading{flex-direction:column;justify-content:center;align-items:center;height:400px;display:flex}.spinner{color:#4f46e5;margin-bottom:1rem;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.stat-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;align-items:center;height:100%;padding:1.5rem;transition:transform .3s;display:flex;box-shadow:0 2px 10px #0000000d}.stat-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px #0000001a}.stat-icon{color:#fff;border-radius:12px;justify-content:center;align-items:center;width:60px;height:60px;margin-right:1rem;display:flex}.stat-content{flex:1}.stat-content h3{color:#1e293b;margin:0;font-size:2rem;font-weight:700}.stat-content p{color:#64748b;margin:0}.stat-trend{color:#10b981;align-items:center;font-size:.875rem;font-weight:500;display:flex}.chart-card,.table-card,.stats-card,.insights-card,.activity-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;height:100%;box-shadow:0 2px 10px #0000000d}.chart-header,.table-header,.stats-header,.insights-header,.activity-header{border-bottom:1px solid #e2e8f0;padding:1.5rem 1.5rem .5rem}.chart-header h5,.table-header h5,.stats-header h5,.insights-header h5,.activity-header h5{color:#1e293b;margin:0}.chart-container{height:300px;padding:1rem}.table-responsive{padding:1rem}.course-color-dot{border-radius:50%;width:12px;height:12px}.stats-header,.insights-header{justify-content:space-between;align-items:center;padding:1.5rem;display:flex}.stats-body,.insights-body{padding:1rem 1.5rem}.stat-item{border-bottom:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:.75rem 0;display:flex}.stat-item:last-child{border-bottom:none}.stat-label{color:#64748b;align-items:center;display:flex}.stat-value{color:#1e293b;font-size:1.5rem;font-weight:700}.insight-item{align-items:center;padding:.75rem 0;display:flex}.insight-dot{border-radius:50%;width:8px;height:8px;margin-right:1rem}.activity-list{padding:1rem 1.5rem}.activity-item{border-bottom:1px solid #f1f5f9;align-items:center;padding:.75rem 0;display:flex}.activity-item:last-child{border-bottom:none}.activity-icon{color:#4f46e5;background:#f1f5f9;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;margin-right:1rem;display:flex}.bg-primary{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.bg-success{background:linear-gradient(135deg,#43e97b 0%,#38f9d7 100%)}.bg-warning{background:linear-gradient(135deg,#f6d365 0%,#fda085 100%)}.bg-info{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}@media (max-width:768px){.dashboard-container,.stat-card{padding:1rem}.stat-content h3{font-size:1.5rem}}