:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--primary-color: #667eea;--secondary-color: #764ba2;--success-color: #28a745;--info-color: #17a2b8;--warning-color: #ffc107;--danger-color: #dc3545;--border-radius: 12px;--box-shadow: 0 4px 20px rgba(0,0,0,.08);--box-shadow-hover: 0 8px 30px rgba(0,0,0,.12);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.card{border-radius:var(--border-radius);border:none;box-shadow:var(--box-shadow);transition:var(--transition);overflow:hidden}.card:hover{box-shadow:var(--box-shadow-hover);transform:translateY(-2px)}.card-header{background:var(--primary-gradient);color:#fff;border:none;padding:1.25rem 1.5rem}.card-header h5{margin:0;font-weight:600}.btn{border-radius:8px;padding:.625rem 1.5rem;font-weight:500;transition:var(--transition);border:none}.btn-primary{background:var(--primary-gradient)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px #667eea66}.btn-gradient{background:var(--primary-gradient);color:#fff;border:none}.btn-gradient:hover{transform:translateY(-1px);box-shadow:0 4px 12px #667eea66;color:#fff}.form-control,.form-select{border-radius:8px;border:1px solid #e0e0e0;padding:.75rem 1rem;transition:var(--transition)}.form-control:focus,.form-select:focus{border-color:var(--primary-color);box-shadow:0 0 0 .2rem #667eea26}.form-label{font-weight:500;color:#495057;margin-bottom:.5rem}.badge{padding:.5rem .875rem;border-radius:6px;font-weight:500}.avatar{width:48px;height:48px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--primary-gradient);color:#fff;font-weight:600;font-size:1.125rem;transition:var(--transition)}.avatar-lg{width:80px;height:80px;font-size:1.75rem}.avatar-xl{width:120px;height:120px;font-size:2.5rem}.avatar:hover{transform:scale(1.05)}.bg-gradient-primary{background:var(--primary-gradient)}.stats-card{border-radius:var(--border-radius);padding:1.5rem;background:#fff;box-shadow:var(--box-shadow);transition:var(--transition);border-left:4px solid transparent}.stats-card:hover{box-shadow:var(--box-shadow-hover);transform:translateY(-3px)}.stats-card.primary{border-left-color:var(--primary-color)}.stats-card.success{border-left-color:var(--success-color)}.stats-card.info{border-left-color:var(--info-color)}.stats-card.warning{border-left-color:var(--warning-color)}.stats-card .stats-icon{width:50px;height:50px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:.75rem}.stats-card .stats-value{font-size:2rem;font-weight:700;color:#212529;margin-bottom:.25rem}.stats-card .stats-label{font-size:.875rem;color:#6c757d;text-transform:uppercase;letter-spacing:.5px}.action-card{border-radius:var(--border-radius);padding:2rem;background:#fff;box-shadow:var(--box-shadow);transition:var(--transition);cursor:pointer;text-align:center;height:100%}.action-card:hover{transform:translateY(-5px);box-shadow:var(--box-shadow-hover)}.action-card .action-icon{width:70px;height:70px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:1rem;transition:var(--transition)}.action-card:hover .action-icon{transform:scale(1.1)}.action-card h5{font-weight:600;margin-bottom:.5rem}.action-card p{color:#6c757d;margin-bottom:1rem;font-size:.95rem}.welcome-banner{background:var(--primary-gradient);border-radius:var(--border-radius);padding:2rem;color:#fff;position:relative;overflow:hidden;margin-bottom:2rem}.welcome-banner:before{content:"";position:absolute;top:-50%;right:-20%;width:300px;height:300px;background:#ffffff1a;border-radius:50%}.welcome-banner:after{content:"";position:absolute;bottom:-30%;left:-10%;width:200px;height:200px;background:#ffffff1a;border-radius:50%}.welcome-banner-content{position:relative;z-index:1}.sidebar-nav .list-group-item{border:none;border-radius:8px;margin-bottom:.25rem;transition:var(--transition);cursor:pointer}.sidebar-nav .list-group-item:hover{background-color:#f8f9fa;transform:translate(5px)}.sidebar-nav .list-group-item.active{background:var(--primary-gradient);color:#fff}.empty-state{text-align:center;padding:3rem 2rem}.empty-state-icon{font-size:4rem;color:#dee2e6;margin-bottom:1rem}.empty-state h5{font-weight:600;color:#495057;margin-bottom:.5rem}.empty-state p{color:#6c757d;margin-bottom:1.5rem}.skeleton{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:loading 1.5s infinite;border-radius:8px}@keyframes loading{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-text{height:1rem;margin-bottom:.5rem}.skeleton-title{height:1.5rem;width:60%;margin-bottom:1rem}.skeleton-card{height:200px}.toast-container{position:fixed;top:20px;right:20px;z-index:1050}.toast{border-radius:8px;box-shadow:var(--box-shadow-hover);border:none}.toast-header{border-bottom:none;background:transparent}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .6s ease-out}@keyframes slideInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}.slide-in-right{animation:slideInRight .5s ease-out}.progress{height:8px;border-radius:10px;background-color:#e9ecef}.progress-bar{border-radius:10px;background:var(--primary-gradient)}.profile-completion{background:#fff;border-radius:var(--border-radius);padding:1.25rem;box-shadow:var(--box-shadow);margin-bottom:1.5rem}.profile-completion h6{font-weight:600;margin-bottom:.75rem;font-size:.95rem}.profile-completion .progress{height:10px;margin-bottom:.5rem}.profile-completion small{color:#6c757d}@media(max-width:768px){.card{margin-bottom:1rem}.welcome-banner,.action-card{padding:1.5rem}.stats-card{margin-bottom:1rem}.avatar-xl{width:80px;height:80px;font-size:1.75rem}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}*:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}.navbar .dropdown-menu{border:none;box-shadow:0 8px 24px #0000001f;border-radius:8px;padding:.5rem;margin-top:.5rem}.navbar .dropdown-item{border-radius:6px;padding:.625rem 1rem;transition:var(--transition)}.navbar .dropdown-item:hover{background-color:#f8f9fa;transform:translate(3px)}.activity-item{padding:1rem;border-radius:8px;background:#fff;margin-bottom:.75rem;box-shadow:0 2px 8px #0000000d;transition:var(--transition);border-left:3px solid transparent}.activity-item:hover{box-shadow:var(--box-shadow);transform:translate(5px)}.activity-item.primary{border-left-color:var(--primary-color)}.activity-item.success{border-left-color:var(--success-color)}.activity-item .activity-icon{width:40px;height:40px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;font-size:1.25rem}.activity-item .activity-title{font-weight:600;margin-bottom:.25rem;font-size:.95rem}.activity-item .activity-time{font-size:.8rem;color:#6c757d}