/* Event Hub Specific Styles */

.event-hub-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

/* --- Hero Section --- */
.event-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1523580494863-6f3031224c94?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 6rem 2rem;
    text-align: center;
    border-radius: var(--border-radius, 12px);
    margin-bottom: 2rem;
    position: relative;
}

.event-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.event-hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-color, #007bff);
    color: white;
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-primary:hover,
.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-primary:active,
.btn-secondary:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* --- Filter & View Toggle Bar --- */
.events-toolbar {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    background: var(--bg-card, #fff);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    align-items: center;
}

.filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.search-wrapper {
    position: relative;
    flex-grow: 1;
    max-width: 300px;
}

.search-wrapper input {
    width: 100%;
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    border: 1px solid var(--border-color, #ddd);
    border-radius: 8px;
    background: var(--bg-secondary, #f9f9f9);
    box-sizing: border-box;
}

.search-icon {
    position: absolute;
    left: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.5;
}

.filter-select {
    padding: 0.6rem 1rem;
    border: 1px solid var(--border-color, #ddd);
    border-radius: 8px;
    background: var(--bg-secondary, #f9f9f9);
    cursor: pointer;
}

.view-toggles {
    display: flex;
    background: var(--bg-secondary, #eee);
    padding: 0.3rem;
    border-radius: 8px;
    gap: 0.2rem;
}

.view-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-secondary, #666);
    transition: all 0.2s;
}

.view-btn.active {
    background: var(--bg-card, #fff);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    color: var(--accent-color, #007bff);
    font-weight: 600;
}

/* --- Events Grid (List View) --- */
.events-section h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--accent-color, #007bff);
    padding-left: 1rem;
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.event-card {
    background: var(--bg-card, #fff);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--border-color, #eee);
}

.event-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1), 0 5px 15px rgba(0, 0, 0, 0.05);
}

.card-image {
    height: 180px;
    background-size: cover;
    background-position: center;
    position: relative;
    background-color: #ddd;
}

.category-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(4px);
}

.card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.date-badge {
    color: var(--accent-color, #007bff);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.event-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.3;
    color: var(--text-primary, #333);
}

.event-meta {
    font-size: 0.9rem;
    color: var(--text-secondary, #666);
    margin-bottom: 0.8rem;
    display: flex;
    gap: 1rem;
}

.event-desc {
    font-size: 0.95rem;
    color: var(--text-body, #555);
    margin-bottom: 1.5rem;
    line-height: 1.5;
    flex-grow: 1;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color, #eee);
    padding-top: 1rem;
    margin-top: auto;
}

.organizer-info {
    font-size: 0.85rem;
    color: var(--text-secondary, #888);
}

.rsvp-count {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--success-color, #28a745);
}

/* --- Calendar View --- */
.calendar-view {
    background: var(--bg-card, #fff);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    text-align: center;
}

.week-day {
    font-weight: 700;
    color: var(--text-secondary, #777);
    padding: 0.5rem;
}

.calendar-day {
    border: 1px solid var(--border-color, #eee);
    border-radius: 8px;
    min-height: 100px;
    padding: 0.5rem;
    position: relative;
    cursor: pointer;
    transition: background 0.2s;
}

.calendar-day:hover {
    background: var(--bg-secondary, #f9f9f9);
}

.day-number {
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: block;
}

.event-dot {
    height: 6px;
    width: 6px;
    background-color: var(--accent-color, #007bff);
    border-radius: 50%;
    margin: 2px auto;
    box-shadow: 0 0 4px var(--accent-color, #007bff);
}

/* --- Map View --- */
.map-view {
    height: 500px;
    background: #e0e0e0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 1.5rem;
}

/* --- Galleries Section (Masonry) --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    grid-auto-flow: dense;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    background: #ddd;
    aspect-ratio: 1;
    /* Default square */
}

.gallery-item.wide {
    grid-column: span 2;
    aspect-ratio: 2/1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.gallery-overlay h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* --- Submission Form --- */
.submission-section {
    max-width: 800px;
    margin: 4rem auto;
    background: var(--bg-card, #fff);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color, #ccc);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--accent-color, #007bff);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
    .events-toolbar {
        grid-template-columns: 1fr;
    }

    .filters {
        flex-direction: column;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .calendar-grid {
        font-size: 0.8rem;
    }

    .calendar-day {
        min-height: 60px;
    }

    .event-hero {
        padding: 3rem 1rem;
    }

    .event-hero h1 {
        font-size: 1.8rem;
    }
}

/* ========================================
   CAMPUS MAP STYLES (Events Hub)
   ======================================== */

/* Map View Container */
.map-view-container {
    background: var(--card-bg, #fff);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.map-wrapper {
    position: relative;
    width: 100%;
    border: 2px solid var(--border-color, #ddd);
    border-radius: 12px;
    overflow: hidden;
    background: #f0f0f0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
}

.campus-map-image {
    width: 100%;
    height: auto;
    display: block;
}

.map-markers {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Event Markers */
.event-marker {
    position: absolute;
    transform: translate(-50%, -100%);
    cursor: pointer;
    pointer-events: all;
    z-index: 10;
    animation: markerDrop 0.5s ease-out;
}

@keyframes markerDrop {
    0% {
        transform: translate(-50%, -150%) scale(0);
        opacity: 0;
    }
    60% {
        transform: translate(-50%, -90%) scale(1.1);
    }
    100% {
        transform: translate(-50%, -100%) scale(1);
        opacity: 1;
    }
}

.marker-pin {
    font-size: 2rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    transition: all 0.3s ease;
    position: relative;
    z-index: 5;
}

.event-marker:hover .marker-pin {
    transform: scale(1.3);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.4));
}

.marker-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: #ff4444;
    color: white;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: bold;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    z-index: 3;
}

/* Category Colors */
.event-marker.academic .marker-pin { color: #1565c0; }
.event-marker.sports .marker-pin { color: #c62828; }
.event-marker.arts .marker-pin { color: #e65100; }
.event-marker.clubs .marker-pin { color: #6a1b9a; }
.event-marker.social .marker-pin { color: #2e7d32; }
.event-marker.other .marker-pin { color: #666; }

/* Event Popup */
.event-popup {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 10px;
    background: white;
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    min-width: 280px;
    max-width: 350px;
    z-index: 50;
    display: none;
    animation: popupFadeIn 0.2s ease-out;
    border: 2px solid var(--accent-color, #007bff);
}

@keyframes popupFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.event-marker:hover .event-popup {
    display: block;
}

.event-popup::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 10px solid transparent;
    border-top-color: var(--accent-color, #007bff);
}

.popup-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color, #eee);
}

.popup-venue {
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary, #333);
}

.popup-count {
    background: var(--accent-color, #007bff);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.popup-events {
    max-height: 250px;
    overflow-y: auto;
}

.popup-event-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color, #f0f0f0);
}

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

.popup-event-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary, #333);
}

.popup-event-time {
    font-size: 0.85rem;
    color: var(--text-secondary, #666);
    margin-top: 0.25rem;
}

.popup-event-category {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    text-transform: capitalize;
    margin-top: 0.25rem;
    font-weight: 600;
}

.popup-event-category.academic { background: #e3f2fd; color: #1565c0; }
.popup-event-category.sports { background: #ffebee; color: #c62828; }
.popup-event-category.arts { background: #fff3e0; color: #e65100; }
.popup-event-category.clubs { background: #f3e5f5; color: #6a1b9a; }
.popup-event-category.social { background: #e8f5e9; color: #2e7d32; }

/* Map Legend */
.map-legend {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 1rem;
    background: var(--bg-secondary, #f9f9f9);
    border-radius: 8px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary, #666);
}

.legend-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
}

.legend-dot.academic { background: #1565c0; }
.legend-dot.sports { background: #c62828; }
.legend-dot.arts { background: #e65100; }
.legend-dot.clubs { background: #6a1b9a; }
.legend-dot.social { background: #2e7d32; }

/* Mobile Responsive */
@media (max-width: 768px) {
    .map-view-container {
        padding: 0.75rem;
    }

    .marker-pin {
        font-size: 1.5rem;
    }

    .marker-badge {
        width: 18px;
        height: 18px;
        font-size: 0.65rem;
        top: -6px;
        right: -6px;
    }

    .event-popup {
        min-width: 250px;
        max-width: 90vw;
        padding: 0.875rem;
        font-size: 0.9rem;
    }

    .map-legend {
        gap: 0.75rem;
        padding: 0.75rem;
    }

    .legend-item {
        font-size: 0.8rem;
    }

    .legend-dot {
        width: 12px;
        height: 12px;
    }
}

@media (max-width: 480px) {
    .marker-pin {
        font-size: 1.25rem;
    }

    .event-popup {
        min-width: 220px;
        padding: 0.75rem;
        max-height: 70vh;
        overflow-y: auto;
    }

    .map-legend {
        gap: 0.5rem;
        padding: 0.5rem;
    }

    .legend-item {
        font-size: 0.75rem;
        flex: 0 0 calc(50% - 0.25rem);
    }
}