/* events.css - Filtering buttons, event card configurations, and gallery items */

/* ==========================================
   1. Hero Header
   ========================================== */
.evt-hero {
    background: linear-gradient(135deg, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.35) 100%), url("../../assets/images/hero-section/university_campus_banner.webp") no-repeat center center/cover;
    color: var(--color-white);
    min-height: 60vh; padding: 180px 0 100px; display: flex; align-items: center; justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 4px solid var(--color-accent-main);
}

.evt-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 20%, rgba(123, 97, 255, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.evt-hero h1 {
    color: var(--color-white);
    font-size: 3rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-sm);
    line-height: 1.25;
}

.evt-hero p {
    color: var(--color-sky-blue);
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto;
    font-weight: 300;
}

.evt-badge {
    background-color: rgba(124, 206, 250, 0.15);
    color: var(--color-sky-blue);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(124, 206, 250, 0.3);
}

/* ==========================================
   2. Filters System
   ========================================== */
.evt-filter-btn {
    background-color: var(--color-bg-very-light-grey);
    border: 1px solid var(--color-light-blue);
    color: var(--color-primary-blue);
    padding: 10px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.evt-filter-btn:hover, .evt-filter-btn.active {
    background-color: var(--color-accent-main);
    color: var(--color-white);
    border-color: var(--color-accent-main);
    box-shadow: var(--shadow-soft);
}

/* Event Cards */
.evt-card {
    transition: all var(--transition-fast);
}

.evt-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover) !important;
    border-color: var(--color-accent-main) !important;
}

.evt-card h4 {
    font-size: 1.25rem;
    margin-top: var(--spacing-xs);
    margin-bottom: 6px;
}

.evt-card p {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

/* ==========================================
   3. Responsive
   ========================================== */
@media (max-width: 768px) {
    .evt-grid {
        grid-template-columns: 1fr !important;
    }
    .gallery-grid {
        grid-template-columns: 1fr !important;
    }
}