:root {
     --primary: #db10ee;
     --primary-dark: #006494;
     --primary-light: #a50eb9;
     --white: #ffffff;
     --gray-50: #f8fafc;
     --gray-100: #f1f5f9;
     --gray-200: #e2e8f0;
     --gray-300: #cbd5e1;
     --gray-400: #94a3b8;
     --gray-500: #64748b;
     --gray-600: #475569;
     --gray-700: #334155;
     --gray-800: #1e293b;
     --gray-900: #0f172a;
     --black: #000000;
     --success: #10b981;
     --warning: #f59e0b;
     --error: #ef4444;
     --info: #3b82f6;
     --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
     --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
     --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
     --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
     --radius-sm: 4px;
     --radius: 8px;
     --radius-lg: 12px;
     --radius-xl: 16px;
     --radius-full: 9999px;
     --space-xs: 4px;
     --space-sm: 8px;
     --space-md: 16px;
     --space-lg: 24px;
     --space-xl: 32px;
     --space-2xl: 48px;
     --space-3xl: 64px;
     --text-xs: 0.75rem;
     --text-sm: 0.875rem;
     --text-base: 1rem;
     --text-lg: 1.125rem;
     --text-xl: 1.25rem;
     --text-2xl: 1.5rem;
     --text-3xl: 1.875rem;
     --text-4xl: 2.25rem;
     --text-5xl: 3rem;
     --text-6xl: 3.75rem;
     --bg-primary: var(--white);
     --bg-secondary: var(--gray-50);
     --bg-tertiary: var(--gray-100);
     --text-primary: var(--gray-900);
     --text-secondary: var(--gray-600);
     --border-color: var(--gray-200);
 }

 .dark-mode {
     --bg-primary: var(--gray-900);
     --bg-secondary: var(--gray-800);
     --bg-tertiary: var(--gray-700);
     --text-primary: var(--white);
     --text-secondary: var(--gray-300);
     --border-color: var(--gray-600);
 }

 * {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }

 body {
     font-family: 'Poppins', sans-serif;
     color: var(--text-primary);
     line-height: 1.5;
     background-color: var(--bg-primary);
     transition: background-color 0.3s ease, color 0.3s ease;
 }

 .container {
     width: 100%;
     max-width: 1200px;
     margin: 0 auto;
     padding: 0 var(--space-md);
 }

 header {
     background-color: var(--bg-primary);
     position: fixed;
     width: 100%;
     z-index: 1000;
     transition: all 0.3s ease;
     padding: var(--space-sm) 0;
     top: 0;
     box-shadow: var(--shadow-sm);
     border-bottom: 1px solid var(--border-color);
 }

 .header-container {
     display: flex;
     justify-content: space-between;
     align-items: center;
     height: 60px;
 }

 .main-nav {
     display: flex;
     height: 100%;
 }

 .nav-list {
     display: flex;
     list-style: none;
     align-items: center;
     gap: var(--space-md);
     margin: 0;
     padding: 0;
     height: 100%;
 }

 .nav-item {
     position: relative;
     height: 100%;
     display: flex;
     align-items: center;
 }

 .nav-link {
     display: flex;
     align-items: center;
     gap: var(--space-xs);
     padding: 0 var(--space-md);
     color: var(--text-primary);
     text-decoration: none;
     transition: all 0.3s ease;
     font-weight: 500;
     height: 100%;
 }

 .nav-link:hover,
 .nav-link.active {
     color: var(--primary);
     box-shadow: inset 0 -3px 0 var(--primary);
 }

 .nav-link i {
     font-size: var(--text-lg);
 }

 .nav-avatar {
     width: 32px;
     height: 32px;
     border-radius: 50%;
     object-fit: cover;
     border: 2px solid var(--primary-light);
 }

 .dropdown {
     position: relative;
     height: 100%;
 }

 .dropdown-toggle {
     display: flex;
     align-items: center;
     gap: var(--space-xs);
     background: none;
     border: none;
     cursor: pointer;
     padding: 0 var(--space-md);
     height: 100%;
 }

 .dropdown-icon {
     font-size: var(--text-xs);
     transition: transform 0.3s ease;
 }

 .dropdown-menu {
     position: absolute;
     right: 0;
     top: 100%;
     background-color: var(--bg-primary);
     border: 1px solid var(--border-color);
     border-radius: var(--radius);
     box-shadow: var(--shadow-md);
     min-width: 180px;
     z-index: 1000;
     display: none;
     padding: var(--space-sm) 0;
 }

 .dropdown:hover .dropdown-menu {
     display: block;
 }

 .dropdown:hover .dropdown-icon {
     transform: rotate(180deg);
 }

 .dropdown-item {
     display: block;
     padding: var(--space-sm) var(--space-md);
     color: var(--text-primary);
     text-decoration: none;
     transition: all 0.2s ease;
 }

 .dropdown-item:hover {
     background-color: var(--bg-tertiary);
     color: var(--primary);
 }

 .theme-toggle {
     background: none;
     border: none;
     color: var(--text-primary);
     font-size: var(--text-lg);
     cursor: pointer;
     padding: 0 var(--space-md);
     transition: all 0.3s ease;
     height: 100%;
     display: flex;
     align-items: center;
 }

 .theme-toggle:hover {
     color: var(--primary);
 }

 .logo {
     font-size: var(--text-2xl);
     font-weight: 700;
     color: var(--primary);
     display: flex;
     align-items: center;
     gap: var(--space-sm);
 }

 .logo-icon {
     font-size: var(--text-3xl);
 }

 .main-content {
     padding: var(--space-3xl) 0;
     margin-top: 80px;
 }

 .page-header {
     display: flex;
     justify-content: space-between;
     align-items: center;
     margin-bottom: var(--space-2xl);
 }

 .page-title {
     font-size: var(--text-3xl);
 }

 .page-actions {
     display: flex;
     gap: var(--space-sm);
 }

 .btn {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     padding: var(--space-sm) var(--space-lg);
     border-radius: var(--radius-full);
     font-weight: 600;
     transition: all 0.3s ease;
     cursor: pointer;
     border: none;
     position: relative;
     overflow: hidden;
     gap: var(--space-xs);
     min-height: 44px;
 }

 .btn-primary {
     background-color: var(--primary);
     color: var(--white);
     box-shadow: var(--shadow);
 }

 .btn-primary:hover {
     background-color: var(--primary-dark);
     transform: translateY(-2px);
     box-shadow: var(--shadow-md);
 }

 .btn-outline {
     border: 2px solid var(--primary);
     color: var(--primary);
     background-color: transparent;
 }

 .btn-outline:hover {
     background-color: var(--primary);
     color: var(--white);
 }

 .filters {
     display: flex;
     flex-wrap: wrap;
     gap: var(--space-sm);
     margin-bottom: var(--space-xl);
 }

 .filter-item {
     position: relative;
 }

 .filter-select {
     padding: var(--space-sm) var(--space-lg);
     border: 1px solid var(--border-color);
     border-radius: var(--radius-full);
     background-color: var(--bg-primary);
     color: var(--text-primary);
     cursor: pointer;
     transition: all 0.3s ease;
 }

 .filter-select:hover {
     border-color: var(--primary);
 }

 .filter-select.active {
     background-color: var(--primary);
     color: var(--white);
     border-color: var(--primary);
 }

 .search-box {
     position: relative;
     flex: 1;
     max-width: 400px;
 }

 .search-input {
     width: 100%;
     padding: var(--space-sm) var(--space-xl) var(--space-sm) var(--space-lg);
     border: 1px solid var(--border-color);
     border-radius: var(--radius-full);
     background-color: var(--bg-primary);
     color: var(--text-primary);
     transition: all 0.3s ease;
 }

 .search-input:focus {
     outline: none;
     border-color: var(--primary);
     box-shadow: 0 0 0 3px rgba(0, 166, 251, 0.1);
 }

 .search-icon {
     position: absolute;
     right: var(--space-md);
     top: 50%;
     transform: translateY(-50%);
     color: var(--text-secondary);
 }

 .events-container {
     display: grid;
     grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
     gap: var(--space-xl);
 }

 .event-card {
     border-radius: var(--radius-lg);
     overflow: hidden;
     box-shadow: var(--shadow-sm);
     transition: all 0.3s ease;
     border: 1px solid var(--border-color);
 }

 .event-card:hover {
     transform: translateY(-5px);
     box-shadow: var(--shadow-md);
 }

 .event-image {
     height: 180px;
     background-size: cover;
     background-position: center;
     position: relative;
 }

 .event-image::after {
     content: '';
     position: absolute;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.7));
 }

 .event-date {
     position: absolute;
     top: var(--space-md);
     left: var(--space-md);
     background-color: var(--primary);
     color: var(--white);
     padding: var(--space-xs) var(--space-sm);
     border-radius: var(--radius-full);
     font-size: var(--text-xs);
     font-weight: 600;
     z-index: 1;
 }

 .event-category {
     position: absolute;
     top: var(--space-md);
     right: var(--space-md);
     background-color: var(--white);
     color: var(--primary-dark);
     padding: var(--space-xs) var(--space-sm);
     border-radius: var(--radius-full);
     font-size: var(--text-xs);
     font-weight: 600;
     z-index: 1;
 }

 .event-body {
     padding: var(--space-lg);
     background-color: var(--bg-primary);
 }

 .event-title {
     font-size: var(--text-lg);
     margin-bottom: var(--space-sm);
 }

 .event-description {
     color: var(--text-secondary);
     margin-bottom: var(--space-md);
     font-size: var(--text-sm);
     display: -webkit-box;
     -webkit-line-clamp: 3;
     -webkit-box-orient: vertical;
     overflow: hidden;
 }

 .event-meta {
     display: flex;
     align-items: center;
     gap: var(--space-sm);
     color: var(--text-secondary);
     font-size: var(--text-sm);
     margin-bottom: var(--space-md);
 }

 .event-meta i {
     margin-right: var(--space-xs);
 }

 .event-footer {
     display: flex;
     justify-content: space-between;
     align-items: center;
     padding-top: var(--space-md);
     border-top: 1px solid var(--border-color);
 }

 .event-price {
     font-weight: 600;
     color: var(--primary);
 }

 .modal {
     position: fixed;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     background-color: rgba(0, 0, 0, 0.5);
     display: flex;
     align-items: center;
     justify-content: center;
     z-index: 1000;
     opacity: 0;
     visibility: hidden;
     transition: all 0.3s ease;
 }

 .modal.active {
     opacity: 1;
     visibility: visible;
 }

 .modal-content {
     background-color: var(--bg-primary);
     border-radius: var(--radius-lg);
     padding: var(--space-xl);
     max-width: 600px;
     width: 90%;
     max-height: 90vh;
     overflow-y: auto;
     box-shadow: var(--shadow-xl);
     transform: translateY(-20px);
     transition: transform 0.3s ease;
 }

 .modal.active .modal-content {
     transform: translateY(0);
 }

 .modal-header {
     display: flex;
     justify-content: space-between;
     align-items: center;
     margin-bottom: var(--space-lg);
 }

 .modal-close {
     background: none;
     border: none;
     font-size: var(--text-xl);
     cursor: pointer;
     color: var(--text-secondary);
     transition: color 0.3s ease;
 }

 .modal-close:hover {
     color: var(--text-primary);
 }

 .modal-footer {
     display: flex;
     justify-content: flex-end;
     gap: var(--space-md);
     margin-top: var(--space-xl);
 }

 .form-group {
     margin-bottom: var(--space-lg);
 }

 .form-label {
     display: block;
     margin-bottom: var(--space-xs);
     font-weight: 500;
 }

 .form-control {
     width: 100%;
     padding: var(--space-md);
     border: 1px solid var(--border-color);
     border-radius: var(--radius);
     background-color: var(--bg-primary);
     color: var(--text-primary);
     transition: all 0.3s ease;
 }

 .form-control:focus {
     outline: none;
     border-color: var(--primary);
     box-shadow: 0 0 0 3px rgba(0, 166, 251, 0.1);
 }

 .form-textarea {
     min-height: 120px;
     resize: vertical;
 }

 @media (max-width: 992px) {
     .page-header {
         flex-direction: column;
         align-items: flex-start;
         gap: var(--space-md);
     }

     .page-actions {
         width: 100%;
         justify-content: flex-end;
     }
 }

 @media (max-width: 768px) {
     .events-container {
         grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
     }
 }

 @media (max-width: 576px) {
     .main-content {
         padding: var(--space-2xl) 0;
     }

     .filters {
         flex-direction: column;
         align-items: flex-start;
     }

     .search-box {
         max-width: 100%;
     }
 }