/**
 * Event Detail Page Styles
 * 
 * @author: Senior Software Engineer
 * @version: 2.0.0
 * @description: Comprehensive styles for individual event detail pages
 */

/* ============================================
   EVENT DETAIL PAGE CONTAINER
   ============================================ */
.event-detail-page {
    min-height: 100vh;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.event-detail-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ============================================
   PAGE NAVIGATION
   ============================================ */
.event-detail-nav {
    position: sticky;
    top: 80px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1rem;
    margin: 2rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 100;
}

.event-nav-menu {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.event-nav-item {
    position: relative;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 8px;
    color: #6c757d;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.event-nav-item:hover {
    color: #3498db;
    background: rgba(52, 152, 219, 0.1);
    border-color: rgba(52, 152, 219, 0.2);
}

.event-nav-item.active {
    color: #3498db;
    background: rgba(52, 152, 219, 0.1);
    border-color: #3498db;
}

.event-nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #3498db;
    border-radius: 2px;
}

/* ============================================
   SECTION CONTAINERS
   ============================================ */
.event-section {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    overflow: hidden;
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.event-section.visible {
    opacity: 1;
}

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

.event-section-header {
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid #e9ecef;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.event-section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.event-section-title i {
    color: #3498db;
    font-size: 1.5rem;
}

.event-section-subtitle {
    color: #6c757d;
    font-size: 1.1rem;
    margin: 0;
}

.event-section-content {
    padding: 2rem;
}

/* ============================================
   CONTENT LAYOUTS
   ============================================ */
.event-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: start;
}

.event-content-main {
    /* Main content area */
}

.event-content-sidebar {
    position: sticky;
    top: 200px;
}

.event-info-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid #e9ecef;
}

.event-info-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.event-info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.event-info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e9ecef;
}

.event-info-item:last-child {
    border-bottom: none;
}

.event-info-icon {
    color: #3498db;
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.event-info-text {
    flex: 1;
    color: #495057;
}

.event-info-value {
    font-weight: 600;
    color: #2c3e50;
}

/* ============================================
   CONTENT BLOCKS
   ============================================ */
.event-content-block {
    margin-bottom: 2rem;
}

.event-content-block:last-child {
    margin-bottom: 0;
}

.event-text-content {
    line-height: 1.8;
    color: #495057;
    font-size: 1.1rem;
}

.event-text-content p {
    margin-bottom: 1.5rem;
}

.event-text-content h3 {
    color: #2c3e50;
    font-size: 1.4rem;
    font-weight: 700;
    margin: 2rem 0 1rem 0;
}

.event-text-content h4 {
    color: #495057;
    font-size: 1.2rem;
    font-weight: 600;
    margin: 1.5rem 0 0.75rem 0;
}

.event-text-content ul,
.event-text-content ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.event-text-content li {
    margin-bottom: 0.5rem;
}

.event-text-content blockquote {
    border-left: 4px solid #3498db;
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: #6c757d;
}

/* ============================================
   MEDIA GALLERY
   ============================================ */
.event-media-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.event-media-item {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.event-media-item:hover {
    transform: translateY(-2px);
}

.event-media-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.event-media-item:hover img {
    transform: scale(1.05);
}

/* ============================================
   STATISTICS & METRICS
   ============================================ */
.event-stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.event-stat-card {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: white;
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
    transition: transform 0.3s ease;
}

.event-stat-card:hover {
    transform: translateY(-5px);
}

.event-stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: block;
}

.event-stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.event-stat-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

/* ============================================
   INTERACTIVE ELEMENTS
   ============================================ */
.event-interactive-map {
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.event-countdown-display {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.countdown-unit {
    text-align: center;
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: white;
    padding: 1.5rem;
    border-radius: 12px;
    min-width: 100px;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.countdown-number {
    font-size: 2rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.countdown-label {
    font-size: 0.9rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   CALL-TO-ACTION SECTIONS
   ============================================ */
.event-cta-section {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
    margin: 2rem 0;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(52, 152, 219, 0.4);
}

.event-cta-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.event-cta-text {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.event-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.event-cta-btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.event-cta-btn-primary {
    background: white;
    color: #3498db;
}

.event-cta-btn-primary:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.event-cta-btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.event-cta-btn-secondary:hover {
    background: white;
    color: #3498db;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 992px) {
    .event-content-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .event-content-sidebar {
        position: static;
        order: -1;
    }
    
    .event-detail-nav {
        top: 70px;
    }
    
    .event-nav-menu {
        gap: 1rem;
    }
    
    .event-nav-item {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .event-detail-container {
        padding: 0 0.5rem;
    }
    
    .event-section-header {
        padding: 1.5rem 1rem 0.5rem;
    }
    
    .event-section-content {
        padding: 1.5rem 1rem;
    }
    
    .event-section-title {
        font-size: 1.5rem;
    }
    
    .event-nav-menu {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .event-nav-item {
        width: 100%;
        text-align: center;
    }
    
    .event-stats-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .event-countdown-display {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .countdown-unit {
        min-width: 80px;
        padding: 1rem;
    }
    
    .countdown-number {
        font-size: 1.5rem;
    }
    
    .event-cta-section {
        padding: 2rem 1rem;
    }
    
    .event-cta-title {
        font-size: 1.5rem;
    }
    
    .event-cta-text {
        font-size: 1rem;
    }
    
    .event-cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .event-cta-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .event-stats-container {
        grid-template-columns: 1fr;
    }
    
    .event-stat-card {
        padding: 1rem;
    }
    
    .event-stat-number {
        font-size: 2rem;
    }
    
    .event-media-gallery {
        grid-template-columns: 1fr;
    }
    
    .event-info-card {
        padding: 1rem;
    }
    
    .event-text-content {
        font-size: 1rem;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    .event-section,
    .event-media-item,
    .event-stat-card,
    .event-cta-btn {
        animation: none;
        transition: none;
    }
    
    .event-media-item:hover,
    .event-stat-card:hover,
    .event-cta-btn:hover {
        transform: none;
    }
}

@media (prefers-contrast: high) {
    .event-section {
        border: 2px solid #000;
    }
    
    .event-nav-item {
        border-color: #000;
    }
    
    .event-nav-item.active {
        background: #000;
        color: #fff;
    }
    
    .event-cta-btn-primary {
        background: #000;
        color: #fff;
    }
    
    .event-cta-btn-secondary {
        border-color: #000;
        color: #000;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .event-detail-nav,
    .event-cta-section {
        display: none;
    }
    
    .event-section {
        box-shadow: none;
        border: 1px solid #ddd;
        margin-bottom: 1rem;
    }
    
    .event-content-grid {
        grid-template-columns: 1fr;
    }
    
    .event-media-item {
        break-inside: avoid;
    }
    
    .event-interactive-map {
        height: 200px;
        background: #f0f0f0;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #666;
    }
    
    .event-interactive-map::after {
        content: "Map available online";
    }
}