.enhanced-notification-system{position:relative;display:inline-block}.notification-bell{position:relative;cursor:pointer;padding:8px;border-radius:50%;transition:background-color .2s}.notification-bell:hover{background-color:#0000001a}.bell-icon{font-size:24px;display:flex;align-items:center;justify-content:center}.notification-badge{position:absolute;top:-5px;right:-5px;background-color:#ff4757;color:#fff;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.connection-indicator{position:absolute;bottom:0;right:0;width:10px;height:10px;border-radius:50%;background-color:#ccc}.connection-indicator.connected{background-color:#2ed573}.notification-dropdown{position:absolute;top:100%;right:0;width:400px;max-height:80vh;background:white;border-radius:8px;box-shadow:0 4px 12px #00000026;z-index:1000;overflow:hidden;display:flex;flex-direction:column}.notification-header{background:#f8f9fa;padding:16px;border-bottom:1px solid #e9ecef;flex-shrink:0}.header-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.header-top h3{margin:0;font-size:18px;font-weight:600}.notification-controls{display:flex;gap:8px}.control-btn,.close-btn{background:none;border:none;font-size:18px;cursor:pointer;padding:4px;border-radius:4px;transition:background-color .2s}.control-btn:hover,.close-btn:hover{background-color:#0000001a}.close-btn{font-size:24px;padding:0 4px}.filter-tabs{display:flex;gap:4px;margin-bottom:12px}.tab{flex:1;padding:8px 12px;border:none;background:transparent;cursor:pointer;border-radius:4px;font-size:14px}.tab.active{background:#007bff;color:#fff}.category-filter{display:flex;flex-wrap:wrap;gap:4px}.category-btn{padding:4px 8px;border:1px solid #ddd;background:transparent;cursor:pointer;border-radius:12px;font-size:12px}.category-btn.active{background:#007bff;color:#fff;border-color:#007bff}.notification-actions{padding:12px 16px;display:flex;justify-content:space-between;border-bottom:1px solid #e9ecef;flex-shrink:0}.action-btn{padding:8px 16px;border:1px solid #007bff;background:white;color:#007bff;border-radius:4px;cursor:pointer;font-size:14px}.action-btn.mark-all-read{background:#007bff;color:#fff}.action-btn:hover{opacity:.9}.notification-list-container{flex:1;overflow-y:auto;max-height:500px}.empty-notifications{text-align:center;padding:40px 20px;color:#6c757d;font-style:italic}.notification-list{padding:8px 0}.notification-item{display:flex;padding:16px;border-bottom:1px solid #e9ecef;cursor:pointer;position:relative;transition:background-color .2s;align-items:flex-start}.notification-item:hover{background-color:#f8f9fa}.notification-item.unread{background-color:#f0f8ff;border-left:3px solid #007bff}.notification-item.priority-high{border-left:3px solid #ff6b6b}.notification-item.priority-urgent{border-left:3px solid #ff4757;animation:pulse 1s infinite}@keyframes pulse{0%{background-color:#fff5f5}50%{background-color:#ffe0e0}to{background-color:#fff5f5}}.notification-image{margin-right:12px;flex-shrink:0}.notification-image img{width:40px;height:40px;object-fit:cover;border-radius:4px}.notification-content{flex:1;min-width:0}.notification-header-info{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:4px}.notification-header-info h4{margin:0 8px 0 0;font-size:15px;font-weight:600;color:#343a40;flex:1}.priority-badge{font-size:10px;padding:2px 6px;border-radius:10px;font-weight:700;text-transform:uppercase}.priority-low{background-color:#d1ecf1;color:#0c5460}.priority-normal{background-color:#d4edda;color:#155724}.priority-high{background-color:#f8d7da;color:#721c24}.priority-urgent{background-color:#f5c6cb;color:#721c24}.notification-content p{margin:4px 0;font-size:14px;color:#6c757d;line-height:1.4}.notification-meta{display:flex;justify-content:space-between;margin-top:8px;font-size:12px;color:#6c757d}.notification-category{background:#e9ecef;padding:2px 6px;border-radius:10px}.unread-dot{position:absolute;top:16px;right:16px;width:8px;height:8px;background-color:#007bff;border-radius:50%}.notification-actions-menu{display:flex;flex-direction:column;gap:4px;margin-left:8px;flex-shrink:0}.action-icon{background:none;border:none;font-size:16px;cursor:pointer;padding:4px;border-radius:4px;transition:background-color .2s}.action-icon:hover{background-color:#0000001a}.delete-btn{color:#dc3545}@media (max-width: 768px){.notification-dropdown{width:300px;max-width:90vw}.notification-item{padding:12px}}:root{--pale-orange: #FFE5B4;--pale-green: #DFF0D8;--pale-fuchsia: #F5D0FE;--dark-text: #333;--light-text: #fff;--shadow: 0 4px 6px rgba(0, 0, 0, .1);--transition: all .3s ease}body{font-family:Arial,sans-serif;line-height:1.6;color:var(--dark-text);scroll-behavior:smooth}.landing-page{min-height:100vh;display:flex;flex-direction:column}.container{max-width:1200px;margin:0 auto;padding:0 20px}.header{background-color:#fff;box-shadow:var(--shadow);position:sticky;top:0;z-index:1000}.navbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 0}.logo{font-size:1.5rem;font-weight:700;color:var(--pale-orange)}.login-btn{background-color:var(--pale-orange);color:var(--dark-text);border:none;padding:.5rem 1rem;border-radius:5px;cursor:pointer;transition:var(--transition);font-weight:700}.login-btn:hover{background-color:#f0cfa4;transform:translateY(-2px)}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0003;display:flex;justify-content:center;align-items:center;z-index:2000}.modal-content{background-color:#fff;padding:2rem;border-radius:10px;box-shadow:var(--shadow);width:90%;max-width:400px;position:relative;animation:modalAppear .3s ease-out}@keyframes modalAppear{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.close-btn{position:absolute;top:10px;right:15px;font-size:1.5rem;cursor:pointer;color:#aaa;transition:var(--transition)}.close-btn:hover{color:#333;transform:scale(1.1)}.login-form .input-group{margin-bottom:1rem}.login-form label{display:block;margin-bottom:.5rem;font-weight:700}.login-form input{width:100%;padding:.5rem;border:1px solid #ddd;border-radius:5px;font-size:1rem}.submit-btn{width:100%;background-color:var(--pale-orange);color:var(--dark-text);border:none;padding:.75rem;border-radius:5px;cursor:pointer;font-size:1rem;font-weight:700;transition:var(--transition)}.submit-btn:hover{background-color:#f0cfa4}.main-content{flex:1}.hero-section{background:linear-gradient(135deg,var(--pale-orange) 0%,var(--pale-green) 100%);padding:4rem 0;text-align:center}.hero-title{font-size:2.5rem;margin-bottom:1rem;color:var(--dark-text);animation:fadeInUp .8s ease-out}.hero-description{font-size:1.2rem;max-width:800px;margin:0 auto;animation:fadeInUp .8s ease-out .2s both}.features-section{padding:4rem 0;background-color:#fff}.section-title{text-align:center;font-size:2rem;margin-bottom:3rem;color:var(--dark-text)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.feature-card{background-color:var(--pale-green);padding:2rem;border-radius:10px;text-align:center;box-shadow:var(--shadow);transition:var(--transition);animation:fadeIn .5s ease-out}.feature-card:hover{transform:translateY(-10px);box-shadow:0 10px 20px #0000001a}.feature-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--dark-text)}.feature-card p{color:#555}.cta-section{padding:4rem 0;background:linear-gradient(to right,var(--pale-green) 0%,var(--pale-orange) 100%);text-align:center}.cta-buttons{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap}.cta-btn{padding:1.5rem 3rem;font-size:1.2rem;font-weight:700;border:none;border-radius:10px;cursor:pointer;transition:var(--transition);min-width:250px;box-shadow:var(--shadow)}.primary-btn{background-color:var(--pale-orange);color:var(--dark-text)}.primary-btn:hover{background-color:#f0cfa4;transform:translateY(-5px)}.secondary-btn{background-color:var(--pale-fuchsia);color:var(--dark-text)}.secondary-btn:hover{background-color:#e3b8e7;transform:translateY(-5px)}.footer{background-color:var(--dark-text);color:var(--light-text);text-align:center;padding:2rem 0;margin-top:auto}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:fadeInUp .6s ease-out forwards}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.input-help{display:block;margin-top:.25rem;font-size:.8rem;color:#666}@media (max-width: 768px){.navbar{flex-direction:column;gap:1rem}.hero-title{font-size:2rem}.hero-description{font-size:1rem}.section-title{font-size:1.5rem}.cta-buttons{flex-direction:column;align-items:center}.cta-btn{width:100%;max-width:300px}.features-grid{grid-template-columns:1fr}}@media (max-width: 480px){.hero-title{font-size:1.5rem}.modal-content{padding:1.5rem}.cta-btn{padding:1rem 2rem;min-width:200px}}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}button:focus,input:focus{outline:2px solid var(--pale-fuchsia);outline-offset:2px}*{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}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.MuiButtonBase-root,.MuiButton-root,.MuiButton-contained,.MuiButton-outlined,.MuiButton-text,.MuiFab-root,.MuiIconButton-root,.MuiTypography-root,.MuiTypography-h1,.MuiTypography-h2,.MuiTypography-h3,.MuiTypography-h4,.MuiTypography-h5,.MuiTypography-h6,.MuiTypography-body1,.MuiTypography-body2,.MuiTab-root,.MuiMenuItem-root,.MuiListItem-button,.MuiAppBar-root .MuiButton-root,.MuiToolbar-root .MuiButton-root{text-transform:none}