:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--success-gradient: linear-gradient(135deg, #28a745 0%, #20c997 100%);--error-gradient: linear-gradient(135deg, #dc3545 0%, #e74c3c 100%);--warning-gradient: linear-gradient(135deg, #ffc107 0%, #fd7e14 100%);--info-gradient: linear-gradient(135deg, #17a2b8 0%, #007bff 100%);--shadow-light: 0 2px 8px rgba(0, 0, 0, .05);--shadow-medium: 0 4px 15px rgba(0, 0, 0, .1);--shadow-heavy: 0 8px 25px rgba(0, 0, 0, .15);--shadow-intense: 0 15px 35px rgba(0, 0, 0, .2);--border-radius-sm: 6px;--border-radius-md: 12px;--border-radius-lg: 18px;--border-radius-xl: 24px;--transition-fast: .2s cubic-bezier(.4, 0, .2, 1);--transition-medium: .3s cubic-bezier(.4, 0, .2, 1);--transition-slow: .5s cubic-bezier(.4, 0, .2, 1)}.toast-container{z-index:2000}.toast{border:none;border-radius:var(--border-radius-md);box-shadow:var(--shadow-heavy);backdrop-filter:blur(10px);animation:toastSlideIn .4s cubic-bezier(.4,0,.2,1);overflow:hidden;position:relative}.toast:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary-gradient)}.toast.text-bg-success:before{background:var(--success-gradient)}.toast.text-bg-danger:before{background:var(--error-gradient)}.toast.text-bg-warning:before{background:var(--warning-gradient)}.toast.text-bg-info:before{background:var(--info-gradient)}.toast-body{padding:1rem 1.25rem;font-weight:500;position:relative}.toast .btn-close{padding:.75rem;margin:0;transition:all var(--transition-fast)}.toast .btn-close:hover{transform:scale(1.1);opacity:.8}.loading-overlay{position:absolute;inset:0;background:#fffffff2;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:1000;backdrop-filter:blur(5px);animation:fadeIn .3s ease;border-radius:inherit}.loading-spinner{width:50px;height:50px;border:4px solid rgba(102,126,234,.1);border-left:4px solid #667eea;border-radius:50%;margin-bottom:1rem;position:relative}.loading-spinner:after{content:"";position:absolute;inset:2px;border:2px solid transparent;border-left:2px solid #764ba2;border-radius:50%}.loading-text{color:#6c757d;font-weight:500;font-size:.9rem;margin-bottom:.5rem;animation:loadingTextPulse 2s ease-in-out infinite}.loading-dots:after{content:"";animation:loadingDots 1.5s steps(3,end) infinite}.progress{height:10px;border-radius:5px;background-color:#e9ecef;box-shadow:inset 0 1px 2px #0000001a;overflow:hidden;position:relative}.progress-bar{background:var(--primary-gradient);background-size:200% 100%;animation:progressFlow 2s ease infinite;border-radius:5px;position:relative;overflow:hidden}.progress-bar:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:progressGlow 2s ease-in-out infinite}.progress-bar-success{background:var(--success-gradient)}.progress-bar-danger{background:var(--error-gradient)}.progress-bar-warning{background:var(--warning-gradient)}.progress-bar-info{background:var(--info-gradient)}.btn-enhanced{position:relative;overflow:hidden;border:none;border-radius:var(--border-radius-md);padding:.75rem 1.5rem;font-weight:500;transition:all var(--transition-medium);background:var(--primary-gradient);color:#fff;box-shadow:var(--shadow-light)}.btn-enhanced:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:#fff3;border-radius:50%;transform:translate(-50%,-50%);transition:width .6s ease,height .6s ease}.btn-enhanced:hover{transform:translateY(-2px) scale(1.02);box-shadow:var(--shadow-medium);filter:brightness(1.05)}.btn-enhanced:hover:before{width:300px;height:300px}.btn-enhanced:active{transform:translateY(0) scale(.98);transition:transform .1s ease}.card-enhanced{border:none;border-radius:var(--border-radius-lg);box-shadow:var(--shadow-light);transition:all var(--transition-medium);background:#fff;overflow:hidden;position:relative}.card-enhanced:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary-gradient);opacity:0;transition:opacity var(--transition-medium)}.card-enhanced:hover{transform:translateY(-3px);box-shadow:var(--shadow-heavy)}.card-enhanced:hover:before{opacity:1}.card-header-enhanced{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-bottom:1px solid rgba(0,0,0,.05);padding:1.25rem;font-weight:600}.alert-enhanced{border:none;border-radius:var(--border-radius-md);box-shadow:var(--shadow-light);padding:1rem 1.25rem;position:relative;overflow:hidden;animation:alertSlideIn .5s ease}.alert-enhanced:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px}.alert-enhanced.alert-success:before{background:var(--success-gradient)}.alert-enhanced.alert-danger:before{background:var(--error-gradient)}.alert-enhanced.alert-warning:before{background:var(--warning-gradient)}.alert-enhanced.alert-info:before{background:var(--info-gradient)}.form-control-enhanced{border:2px solid #e9ecef;border-radius:var(--border-radius-sm);padding:.75rem 1rem;transition:all var(--transition-medium);background:#fff;box-shadow:inset 0 1px 2px #0000000d}.form-control-enhanced:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a,inset 0 1px 2px #0000000d;transform:translateY(-1px)}.form-control-enhanced:hover:not(:focus){border-color:#cbd3da;box-shadow:inset 0 1px 2px #00000014}.modal-enhanced .modal-dialog{animation:modalSlideUp .4s cubic-bezier(.4,0,.2,1)}.modal-enhanced .modal-content{border:none;border-radius:var(--border-radius-lg);box-shadow:var(--shadow-intense);overflow:hidden}.modal-enhanced .modal-header{background:var(--primary-gradient);color:#fff;border-bottom:none;padding:1.5rem}.modal-enhanced .modal-body{padding:2rem}.modal-enhanced .modal-footer{background:#f8f9fa;border-top:1px solid rgba(0,0,0,.05);padding:1.5rem}.fade-in{animation:fadeIn var(--transition-slow) ease}.slide-in-up{animation:slideInUp var(--transition-slow) ease}.slide-in-down{animation:slideInDown var(--transition-slow) ease}.slide-in-left{animation:slideInLeft var(--transition-slow) ease}.slide-in-right{animation:slideInRight var(--transition-slow) ease}.glow{animation:glow 2s ease-in-out infinite alternate}.hover-lift{transition:transform var(--transition-medium),box-shadow var(--transition-medium)}.hover-lift:hover{transform:translateY(-3px);box-shadow:var(--shadow-medium)}.hover-scale{transition:transform var(--transition-medium)}.hover-scale:hover{transform:scale(1.05)}.hover-rotate{transition:transform var(--transition-medium)}.hover-rotate:hover{transform:rotate(5deg)}.hover-glow{transition:box-shadow var(--transition-medium)}.hover-glow:hover{box-shadow:0 0 20px #667eea66}@keyframes toastSlideIn{0%{opacity:0;transform:translate(100%) scale(.9)}to{opacity:1;transform:translate(0) scale(1)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes glow{0%{box-shadow:0 0 5px #667eea33}to{box-shadow:0 0 20px #667eea99}}@keyframes loadingTextPulse{0%,to{opacity:1}50%{opacity:.6}}@keyframes loadingDots{0%{content:""}33%{content:"."}66%{content:".."}to{content:"..."}}@keyframes progressFlow{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes progressGlow{0%{left:-100%}to{left:100%}}@keyframes alertSlideIn{0%{opacity:0;transform:translateY(-10px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes modalSlideUp{0%{opacity:0;transform:translateY(50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.focus-enhanced:focus{outline:none;box-shadow:0 0 0 3px #667eea4d}.focus-ring:focus{outline:2px solid #667eea;outline-offset:2px}@media (prefers-color-scheme: dark){:root{--shadow-light: 0 2px 8px rgba(0, 0, 0, .3);--shadow-medium: 0 4px 15px rgba(0, 0, 0, .4);--shadow-heavy: 0 8px 25px rgba(0, 0, 0, .5);--shadow-intense: 0 15px 35px rgba(0, 0, 0, .6)}.card-enhanced{background:#2c3e50;color:#ecf0f1}.card-header-enhanced{background:linear-gradient(135deg,#34495e,#2c3e50);color:#ecf0f1}.loading-overlay{background:#2c3e50f2}.form-control-enhanced{background:#34495e;color:#ecf0f1;border-color:#4a5d70}.form-control-enhanced:focus{background:#3c4d60;border-color:#667eea}}@media (max-width: 768px){.btn-enhanced{padding:.5rem 1rem;font-size:.9rem}.card-enhanced{border-radius:var(--border-radius-md);margin:.5rem}.modal-enhanced .modal-body{padding:1.5rem}.loading-spinner{width:40px;height:40px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.hover-lift:hover,.hover-scale:hover,.hover-rotate:hover,.btn-enhanced:hover,.card-enhanced:hover{transform:none}}@media print{.loading-overlay,.toast,.modal-enhanced{display:none!important}.card-enhanced{box-shadow:none;border:1px solid #000}.btn-enhanced{background:#fff!important;color:#000!important;border:1px solid #000!important}}