:root{--primary-color: #667eea;--secondary-color: #764ba2;--accent-color: #f093fb;--success-color: #4ade80;--warning-color: #fbbf24;--error-color: #f87171;--text-primary: #1f2937;--text-secondary: #6b7280;--bg-primary: #ffffff;--bg-secondary: #f9fafb;--bg-tertiary: #f3f4f6;--border-color: #e5e7eb;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-secondary);color:var(--text-primary);line-height:1.6}.App{min-height:100vh}.app-container{display:flex;flex-direction:column;min-height:100vh}.app-body{display:flex;flex:1}.main-content{flex:1;padding:2rem;margin-left:0;transition:margin-left .3s ease;background:var(--bg-primary);min-height:calc(100vh - 80px)}.main-content.sidebar-open{margin-left:280px}.navbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background:var(--bg-primary);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:1000}.navbar-left{display:flex;align-items:center;gap:1rem}.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:.5rem;border-radius:var(--radius-md);color:var(--text-secondary);transition:all .2s ease}.menu-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.navbar-brand h1{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.brand-subtitle{font-size:.875rem;color:var(--text-secondary);margin-left:.5rem}.navbar-right{display:flex;align-items:center;gap:1rem}.navbar-search{position:relative;display:flex;align-items:center}.navbar-search svg{position:absolute;left:.75rem;color:var(--text-secondary);z-index:1}.navbar-search input{padding:.5rem .75rem .5rem 2.5rem;border:1px solid var(--border-color);border-radius:var(--radius-lg);background:var(--bg-secondary);font-size:.875rem;width:200px;transition:all .2s ease}.navbar-search input:focus{outline:none;border-color:var(--primary-color);background:var(--bg-primary);box-shadow:0 0 0 3px #667eea1a}.notification-btn{position:relative;background:none;border:none;cursor:pointer;padding:.5rem;border-radius:var(--radius-md);color:var(--text-secondary);transition:all .2s ease}.notification-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.notification-badge{position:absolute;top:.25rem;right:.25rem;background:var(--error-color);color:#fff;font-size:.75rem;padding:.125rem .375rem;border-radius:9999px;min-width:1.25rem;text-align:center}.navbar-profile{position:relative}.profile-btn{display:flex;align-items:center;gap:.75rem;background:none;border:none;cursor:pointer;padding:.5rem;border-radius:var(--radius-lg);transition:all .2s ease}.profile-btn:hover{background:var(--bg-tertiary)}.profile-avatar{width:2.5rem;height:2.5rem;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:.875rem}.profile-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover}.profile-info{display:flex;flex-direction:column;align-items:flex-start;text-align:left}.profile-name{font-weight:600;font-size:.875rem;color:var(--text-primary)}.profile-role{font-size:.75rem;color:var(--text-secondary);text-transform:capitalize}.profile-menu{position:absolute;top:100%;right:0;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:.5rem;min-width:200px;z-index:1000;animation:slideDown .2s ease}.profile-menu button{display:flex;align-items:center;gap:.75rem;width:100%;padding:.75rem;background:none;border:none;border-radius:var(--radius-md);cursor:pointer;font-size:.875rem;color:var(--text-primary);transition:all .2s ease;text-align:left}.profile-menu button:hover{background:var(--bg-secondary)}.profile-menu hr{border:none;border-top:1px solid var(--border-color);margin:.5rem 0}.logout-btn{color:var(--error-color)!important}.sidebar-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:999;display:none}.sidebar{position:fixed;top:0;left:-280px;width:280px;height:100vh;background:var(--bg-primary);border-right:1px solid var(--border-color);box-shadow:var(--shadow-lg);z-index:1000;transition:left .3s ease;display:flex;flex-direction:column}.sidebar.open{left:0}.sidebar.open+.sidebar-overlay{display:block}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem;border-bottom:1px solid var(--border-color)}.sidebar-logo{display:flex;align-items:center;gap:.75rem}.logo-icon{width:2.5rem;height:2.5rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff}.logo-text h3{font-size:1.25rem;font-weight:700;color:var(--text-primary);margin:0}.logo-text span{font-size:.75rem;color:var(--text-secondary)}.sidebar-close{display:none;background:none;border:none;cursor:pointer;padding:.5rem;border-radius:var(--radius-md);color:var(--text-secondary);transition:all .2s ease}.sidebar-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.sidebar-nav{flex:1;padding:1rem 0;overflow-y:auto}.nav-list{list-style:none;padding:0;margin:0}.nav-item{margin:.25rem 0}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.75rem 1.5rem;color:var(--text-secondary);text-decoration:none;transition:all .2s ease;border-radius:0;position:relative}.nav-link:hover{background:var(--bg-secondary);color:var(--text-primary)}.nav-link.active{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff}.nav-link.active:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:#fff}.nav-icon{display:flex;align-items:center;justify-content:center;width:1.25rem;height:1.25rem}.nav-label{font-weight:500;font-size:.875rem}.sidebar-footer{padding:1.5rem;border-top:1px solid var(--border-color)}.user-info{display:flex;align-items:center;gap:.75rem}.user-avatar{width:2.5rem;height:2.5rem;border-radius:50%;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:.875rem}.user-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover}.user-details{display:flex;flex-direction:column;align-items:flex-start;text-align:left}.user-name{font-weight:600;font-size:.875rem;color:var(--text-primary)}.user-role{font-size:.75rem;color:var(--text-secondary);text-transform:capitalize}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);overflow:hidden}.login-background{position:absolute;top:0;left:0;right:0;bottom:0;z-index:0}.login-shapes{position:absolute;width:100%;height:100%}.shape{position:absolute;border-radius:50%;background:#ffffff1a;animation:float 6s ease-in-out infinite}.shape-1{width:200px;height:200px;top:10%;left:10%;animation-delay:0s}.shape-2{width:150px;height:150px;top:60%;right:10%;animation-delay:2s}.shape-3{width:100px;height:100px;bottom:20%;left:20%;animation-delay:4s}.login-container{position:relative;z-index:1;width:100%;max-width:400px;padding:2rem}.login-card{background:var(--bg-primary);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:2rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.login-header{text-align:center;margin-bottom:2rem}.login-logo{width:4rem;height:4rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;color:#fff;margin:0 auto 1rem}.login-header h1{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.login-header p{color:var(--text-secondary);font-size:.875rem}.login-form h2,.register-form h2{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin-bottom:.5rem}.login-form p,.register-form p{color:var(--text-secondary);font-size:.875rem;margin-bottom:2rem}.form-group{margin-bottom:1.5rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary);font-size:.875rem}.input-group{position:relative}.input-group svg{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);color:var(--text-secondary);z-index:1}.input-group input{width:100%;padding:.75rem .75rem .75rem 2.5rem;border:1px solid var(--border-color);border-radius:var(--radius-lg);font-size:.875rem;transition:all .2s ease;background:var(--bg-primary)}.input-group input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a}.form-group input{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:var(--radius-lg);font-size:.875rem;transition:all .2s ease;background:var(--bg-primary)}.input-group input{padding-left:2.5rem!important}.form-group input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea1a}.login-btn,.register-btn{width:100%;padding:.75rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;border:none;border-radius:var(--radius-lg);font-size:.875rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem}.login-btn:hover,.register-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-lg)}.login-btn:disabled,.register-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.error-message{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:.75rem;border-radius:var(--radius-lg);font-size:.875rem;margin-bottom:1rem}.login-footer,.register-footer{text-align:center;margin-top:1.5rem}.login-footer p,.register-footer p{color:var(--text-secondary);font-size:.875rem;margin:0}.link-btn{background:none;border:none;color:var(--primary-color);font-weight:600;cursor:pointer;text-decoration:underline;transition:color .2s ease}.link-btn:hover{color:var(--secondary-color)}.dashboard{max-width:1200px;margin:0 auto}.dashboard-header{margin-bottom:2rem}.dashboard-header h1{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.dashboard-header p{color:var(--text-secondary);font-size:1rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-sm);transition:all .2s ease;display:flex;align-items:center;gap:1rem}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.stat-icon{width:3rem;height:3rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff}.stat-content h3{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:.25rem}.stat-content p{color:var(--text-secondary);font-size:.875rem;margin:0}.charts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:1.5rem;margin-bottom:2rem}.chart-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-sm)}.chart-card h3{font-size:1.125rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem}.chart-container{height:300px}.quick-actions{margin-bottom:2rem}.quick-actions h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem}.actions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.action-btn{display:flex;align-items:center;gap:.75rem;padding:1rem;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-lg);cursor:pointer;transition:all .2s ease;font-size:.875rem;font-weight:500;color:var(--text-primary)}.action-btn:hover{background:var(--bg-secondary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.recent-activities{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-sm)}.recent-activities h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem}.activity-list{display:flex;flex-direction:column;gap:1rem}.activity-item{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--bg-secondary);border-radius:var(--radius-lg);transition:all .2s ease}.activity-item:hover{background:var(--bg-tertiary)}.activity-icon{width:2rem;height:2rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff}.activity-content p{font-weight:500;color:var(--text-primary);margin-bottom:.25rem}.activity-content span{font-size:.75rem;color:var(--text-secondary)}.dashboard-loading,.loading-spinner-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:50vh;gap:1rem}.loading-spinner{width:2rem;height:2rem;border:2px solid var(--border-color);border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}.spinner{width:1rem;height:1rem;border:2px solid transparent;border-top:2px solid currentColor;border-radius:50%;animation:spin 1s linear infinite}.page{max-width:1200px;margin:0 auto}.page h1{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:1rem}.page p{color:var(--text-secondary);font-size:1rem}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.menu-btn{display:block}.navbar-brand .brand-subtitle,.navbar-search{display:none}.main-content{padding:1rem}.main-content.sidebar-open{margin-left:0}.sidebar-close{display:block}.sidebar.open+.sidebar-overlay{display:block}.stats-grid,.charts-grid,.actions-grid,.form-row{grid-template-columns:1fr}.login-container{padding:1rem}.login-card{padding:1.5rem}}@media (max-width: 480px){.navbar{padding:1rem}.main-content{padding:.75rem}.stat-card,.chart-card,.recent-activities{padding:1rem}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f5f5}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}