/* Apple-Inspired Dark Mode CSS */
@import url('https://fonts.googleapis.com/css2?family=SF+Pro+Display:wght@100;200;300;400;500;600;700;800;900&display=swap');

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

:root {
    /* Apple Dark Colors */
    --black: #000000;
    --gray-900: #0d1117;
    --gray-800: #161b22;
    --gray-700: #21262d;
    --gray-600: #30363d;
    --gray-500: #484f58;
    --gray-400: #656d76;
    --gray-300: #8b949e;
    --gray-200: #c9d1d9;
    --gray-100: #f0f6fc;
    --white: #ffffff;
    
    /* Apple Blue System Color */
    --blue: #007aff;
    --blue-dark: #0056cc;
    --blue-light: #4da6ff;
    
    /* Status Colors */
    --green: #30d158;
    --red: #ff453a;
    --orange: #ff9f0a;
    --yellow: #ffd60a;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    --gradient-surface: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-700) 100%);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-900);
    color: var(--gray-100);
    line-height: 1.6;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Header Styles */
.header {
    background: rgba(22, 27, 34, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--gray-700);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-600), transparent);
}

.header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-200) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.header p {
    font-size: 1.125rem;
    color: var(--gray-300);
    margin-bottom: var(--spacing-xl);
    font-weight: 400;
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    background: var(--gray-800);
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-700);
}

.nav-tab {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--gray-300);
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-tab:hover {
    color: var(--white);
    background: var(--gray-700);
}

.nav-tab.active {
    background: var(--white);
    color: var(--black);
    font-weight: 600;
}

/* Tab Content */
.tab-content {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--gradient-surface);
    border: 1px solid var(--gray-700);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-600), transparent);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--gray-600);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-300);
    font-weight: 500;
}

/* Card Styles */
.card {
    background: var(--gradient-surface);
    border: 1px solid var(--gray-700);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-600), transparent);
}

.card h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.01em;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--gray-700);
    color: var(--white);
    border: 1px solid var(--gray-600);
}

.btn-secondary:hover {
    background: var(--gray-600);
    transform: translateY(-1px);
}

.btn-danger {
    background: linear-gradient(135deg, var(--red) 0%, #cc0000 100%);
    color: var(--white);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 69, 58, 0.4);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Enhanced Events Styles */
.events-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: var(--gradient-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-700);
    position: relative;
    overflow: hidden;
}

.events-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-600), transparent);
}

.events-title-section h2 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-200) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.events-subtitle {
    font-size: 1rem;
    color: var(--gray-300);
    margin: 0;
    font-weight: 400;
}

.events-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.btn-create {
    background: var(--gradient-primary);
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.btn-create:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-export {
    background: var(--gray-700);
    border: 1px solid var(--gray-600);
    color: var(--white);
    padding: var(--spacing-md) var(--spacing-lg);
}

.btn-export:hover {
    background: var(--gray-600);
    transform: translateY(-1px);
}

/* Search Controls */
.events-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.search-container {
    flex: 1;
    max-width: 500px;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-2xl);
    border: 1px solid var(--gray-600);
    border-radius: var(--radius-md);
    background: var(--gray-800);
    color: var(--white);
    font-size: 1rem;
    transition: all var(--transition-fast);
    backdrop-filter: blur(10px);
}

.search-input:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

.search-input::placeholder {
    color: var(--gray-400);
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    color: var(--gray-400);
    pointer-events: none;
}

.search-clear {
    position: absolute;
    right: var(--spacing-md);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.search-clear:hover {
    background: var(--gray-700);
    color: var(--white);
}

/* Events Stats */
.events-stats {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gray-800);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-700);
    min-width: 80px;
}

.stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--blue);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--gray-300);
    font-weight: 500;
}

/* View Controls */
.view-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--gray-800);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-700);
}

.view-toggle {
    display: flex;
    background: var(--gray-900);
    border-radius: var(--radius-sm);
    padding: var(--spacing-xs);
    border: 1px solid var(--gray-700);
}

.view-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--gray-300);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.view-btn.active {
    background: var(--white);
    color: var(--black);
}

.view-btn:hover:not(.active) {
    background: var(--gray-700);
    color: var(--white);
}

.sort-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.sort-controls label {
    color: var(--gray-300);
    font-weight: 500;
    font-size: 0.9rem;
}

.sort-controls select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gray-900);
    border: 1px solid var(--gray-700);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sort-controls select:focus {
    outline: none;
    border-color: var(--blue);
}

/* Events Grid */
.events-grid-enhanced {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.events-grid-enhanced.list-view {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Event Cards */
.event-card-enhanced {
    background: var(--gradient-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-700);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}

.event-card-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-600), transparent);
}

.event-card-enhanced:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--gray-600);
}

.event-card-enhanced.featured {
    border: 2px solid var(--yellow);
    box-shadow: 0 4px 20px rgba(255, 214, 10, 0.2);
}

.event-card-enhanced.featured::after {
    content: "★ Featured";
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--yellow);
    color: var(--black);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 700;
    z-index: 2;
}

.event-image-container {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.event-card-image-enhanced {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.event-card-enhanced:hover .event-card-image-enhanced {
    transform: scale(1.05);
}

.event-placeholder-enhanced {
    width: 100%;
    height: 100%;
    background: var(--gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 1rem;
    font-weight: 500;
}

.event-content {
    padding: var(--spacing-xl);
}

.event-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.event-card-enhanced.featured .event-title {
    color: var(--yellow);
}

.event-description-preview {
    color: var(--gray-300);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
    height: 40px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.event-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.event-detail-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
}

.event-detail-text {
    color: var(--gray-200);
    font-weight: 500;
}

.event-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--green);
}

.event-status {
    grid-column: span 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tickets-info {
    color: var(--gray-300);
    font-size: 0.9rem;
}

.status-badge-enhanced {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-available {
    background: var(--green);
    color: var(--black);
}

.status-sold-out {
    background: var(--red);
    color: var(--white);
}

.status-low-stock {
    background: var(--orange);
    color: var(--black);
}

.event-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-700);
}

.btn-action {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.btn-edit {
    background: var(--gray-700);
    color: var(--white);
    border: 1px solid var(--gray-600);
}

.btn-edit:hover {
    background: var(--gray-600);
    transform: translateY(-1px);
}

.btn-delete {
    background: rgba(255, 69, 58, 0.1);
    color: var(--red);
    border: 1px solid rgba(255, 69, 58, 0.3);
}

.btn-delete:hover {
    background: rgba(255, 69, 58, 0.2);
    transform: translateY(-1px);
}

.btn-feature {
    background: rgba(0, 122, 255, 0.1);
    color: var(--blue);
    border: 1px solid rgba(0, 122, 255, 0.3);
}

.btn-feature:hover {
    background: rgba(0, 122, 255, 0.2);
    transform: translateY(-1px);
}

/* Table Styles */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-lg);
    background: var(--gray-800);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.table th,
.table td {
    padding: var(--spacing-lg);
    text-align: left;
    border-bottom: 1px solid var(--gray-700);
}

.table th {
    background: var(--gray-700);
    font-weight: 600;
    color: var(--white);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table tr:hover {
    background: var(--gray-700);
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--white);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--gray-600);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: var(--gray-800);
    color: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    background: var(--gradient-surface);
    margin: 5% auto;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 600px;
    border: 1px solid var(--gray-700);
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-600), transparent);
}

.close {
    color: var(--gray-300);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.close:hover {
    color: var(--white);
}

/* Loading Styles */
.loading {
    display: none;
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--white);
}

.loading.show {
    display: block;
}

.spinner {
    border: 4px solid var(--gray-700);
    border-top: 4px solid var(--blue);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

.spinner-modern {
    width: 48px;
    height: 48px;
    border: 4px solid var(--gray-700);
    border-top: 4px solid var(--blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Status Badges */
.status-badge {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-active {
    background: var(--green);
    color: var(--black);
}

.status-sold-out {
    background: var(--red);
    color: var(--white);
}

.status-used {
    background: var(--orange);
    color: var(--black);
}

/* Auth Container */
.auth-container {
    max-width: 400px;
    margin: 100px auto;
    padding: var(--spacing-2xl);
    background: var(--gradient-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-700);
    position: relative;
}

.auth-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-600), transparent);
}

.auth-form h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--white);
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* Notification Styles */
.notification {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-md);
    color: white;
    font-weight: 500;
    z-index: 10000;
    transition: all var(--transition-normal);
    transform: translateX(100%);
    max-width: 400px;
    word-wrap: break-word;
    backdrop-filter: blur(20px) saturate(180%);
}

.notification.show {
    transform: translateX(0);
}

.notification-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.notification-close {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.notification-close:hover {
    opacity: 1;
}

.notification-success {
    background: rgba(48, 209, 88, 0.9);
    border: 1px solid var(--green);
}

.notification-error {
    background: rgba(255, 69, 58, 0.9);
    border: 1px solid var(--red);
}

.notification-warning {
    background: rgba(255, 159, 10, 0.9);
    border: 1px solid var(--orange);
}

.notification-info {
    background: rgba(0, 122, 255, 0.9);
    border: 1px solid var(--blue);
}

/* Image Styles */
.image-preview {
    margin-top: var(--spacing-md);
    text-align: center;
}

.image-preview img {
    max-width: 200px;
    max-height: 150px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-600);
}

.current-image {
    margin-top: var(--spacing-md);
    text-align: center;
}

.current-image img {
    max-width: 200px;
    max-height: 150px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-600);
}

.current-image p {
    margin-top: var(--spacing-sm);
    color: var(--gray-300);
    font-size: 0.9rem;
}

/* Upload Progress */
.upload-progress {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--gray-800);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-700);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-700);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width var(--transition-normal);
    border-radius: var(--radius-sm);
}

#upload-progress-text,
#edit-upload-progress-text {
    color: var(--gray-300);
    font-size: 0.9rem;
    text-align: center;
    display: block;
}

/* Character Counter */
.char-counter {
    text-align: right;
    margin-top: var(--spacing-xs);
    font-size: 0.8rem;
    color: var(--gray-400);
}

.char-counter span {
    font-weight: 600;
    transition: color var(--transition-fast);
}

/* Event Description */
.event-description {
    color: var(--gray-200) !important;
    font-style: italic;
    margin-bottom: var(--spacing-md) !important;
    line-height: 1.4;
    border-left: 3px solid var(--gray-600);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(var(--gray-700), 0.3);
    border-radius: var(--radius-sm);
}

.event-card-enhanced.featured .event-description {
    border-left-color: var(--yellow);
    background: rgba(255, 214, 10, 0.1);
}

/* File Input Styling */
.form-group input[type="file"] {
    padding: var(--spacing-md);
    background: var(--gray-800);
    border: 2px dashed var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-group input[type="file"]:hover {
    border-color: var(--gray-500);
    background: var(--gray-700);
}

.form-group input[type="file"]:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

/* Checkbox Styling */
.form-group input[type="checkbox"] {
    width: auto !important;
    margin-right: var(--spacing-sm);
    transform: scale(1.2);
    accent-color: var(--blue);
}

.form-group label:has(input[type="checkbox"]) {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--white);
}

.form-group label:has(input[type="checkbox"]):hover {
    color: var(--blue-light);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    color: var(--gray-300);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.6;
}

.empty-state h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.empty-state p {
    font-size: 1rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.8;
}

/* Icons */
.icon-plus::before { content: "＋"; }
.icon-download::before { content: "↓"; }
.icon-search::before { content: "🔍"; }
.icon-x::before { content: "✕"; }
.icon-grid::before { content: "⋮⋮"; }
.icon-list::before { content: "☰"; }
.icon-calendar::before { content: "📅"; font-size: 4rem; }

/* Advanced Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in-up {
    animation: slideInUp 0.6s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* Hover Effects */
.hover-lift {
    transition: transform var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

/* Glass Effect */
.glass {
    background: rgba(22, 27, 34, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-800);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-600);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* Loading Button State */
.btn.loading {
    opacity: 0.7;
    cursor: not-allowed;
    position: relative;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    margin: auto;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Focus States */
.btn:focus,
.nav-tab:focus {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }
    
    .header {
        padding: var(--spacing-lg);
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .nav-tabs {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }
    
    .nav-tab {
        flex: 1;
        min-width: calc(50% - var(--spacing-xs));
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .events-header {
        flex-direction: column;
        gap: var(--spacing-lg);
        align-items: stretch;
    }
    
    .events-actions {
        justify-content: center;
    }
    
    .events-controls {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }
    
    .events-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
    
    .view-controls {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }
    
    .events-grid-enhanced {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .event-details {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .event-status {
        grid-column: span 1;
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
    }
    
    .event-actions {
        flex-direction: column;
    }
    
    .table {
        font-size: 0.9rem;
    }
    
    .table th,
    .table td {
        padding: var(--spacing-md);
    }
    
    .modal-content {
        margin: 2% auto;
        padding: var(--spacing-lg);
        width: 95%;
    }
    
    .notification {
        right: var(--spacing-md);
        left: var(--spacing-md);
        max-width: none;
    }
}

/* Tablet Responsive */
@media (max-width: 1024px) and (min-width: 769px) {
    .events-grid-enhanced {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .events-controls {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
    
    .search-container {
        flex: 1;
        min-width: 300px;
    }
}

/* Dark Mode Utilities */
.text-primary { color: var(--blue); }
.text-success { color: var(--green); }
.text-warning { color: var(--orange); }
.text-danger { color: var(--red); }
.text-muted { color: var(--gray-400); }

.bg-primary { background: var(--blue); }
.bg-success { background: var(--green); }
.bg-warning { background: var(--orange); }
.bg-danger { background: var(--red); }

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-contrast: high) {
    :root {
        --gray-700: #000000;
        --gray-600: #333333;
        --white: #ffffff;
    }
    
    .btn-primary {
        background: var(--white);
        color: var(--black);
        border: 2px solid var(--white);
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        border-width: 2px;
    }
}

/* Print Styles */
@media print {
    .btn,
    .modal,
    .upload-progress,
    .notification {
        display: none !important;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    .event-card-enhanced {
        page-break-inside: avoid;
        border: 2px solid #000;
        margin-bottom: var(--spacing-lg);
    }
}

/* Additional Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none !important; }
.visible { display: block !important; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

/* Enhanced Sign Out Button */
.header .btn-secondary {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: rgba(var(--gray-700), 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--gray-600);
    transition: all var(--transition-fast);
}

.header .btn-secondary:hover {
    background: rgba(var(--gray-600), 0.9);
    transform: translateY(-1px);
}

.event-card-image {
  width: 300px;
  height: 200px;
  object-fit: cover;       /* Ensures cropping */
  border-radius: var(--radius-sm); /* Or use 12px directly */
  display: block;
}