/* Card Connection Line Effect */
.events-grid {
    position: relative;
}

/* Add connecting lines between cards */
.events-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    height: 100%;
    width: 2px;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        rgba(255, 114, 0, 0.3) 10%, 
        rgba(255, 114, 0, 0.5) 50%, 
        rgba(255, 114, 0, 0.3) 90%, 
        transparent 100%
    );
    z-index: 1;
}

/* Add dots at the connection points */
.event-card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -40px;
    width: 15px;
    height: 15px;
    background-color: var(--primary-color);
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 10px rgba(255, 114, 0, 0.5);
    z-index: 2;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.event-card:hover::before {
    opacity: 1;
}

/* Alternating cards layout */
.events-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5rem 3rem;
    padding: 0;
    margin: 0;
    width: 100%;
}

.event-card:nth-child(odd) {
    margin-right: 40px;
    transform-origin: right center;
}

.event-card:nth-child(even) {
    margin-left: 40px;
    transform-origin: left center;
}

/* Add a dot in the middle of the timeline for even cards */
.event-card:nth-child(even)::before {
    left: auto;
    right: -40px;
}

/* Staggered animation for cards */
.event-card {
    transform: perspective(1000px) rotateY(0);
    transition: transform 0.5s ease, box-shadow 0.3s ease, translate 0.3s ease;
}

.event-card:hover {
    transform: perspective(1000px) rotateY(5deg) translateY(-10px);
    box-shadow: -10px 10px 20px rgba(0, 0, 0, 0.2);
}

.event-card:nth-child(even):hover {
    transform: perspective(1000px) rotateY(-5deg) translateY(-10px);
    box-shadow: 10px 10px 20px rgba(0, 0, 0, 0.2);
}

/* Different perspective for each row */
.event-card:nth-child(4n+1),
.event-card:nth-child(4n+2) {
    animation-duration: 0.7s;
}

.event-card:nth-child(4n+3),
.event-card:nth-child(4n+4) {
    animation-duration: 0.9s;
}

/* Responsive adjustments */
@media screen and (max-width: 992px) {
    .events-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem 2rem;
    }
    
    .event-card:nth-child(odd) {
        margin-right: 30px;
    }
    
    .event-card:nth-child(even) {
        margin-left: 30px;
    }
    
    .event-card::before {
        width: 12px;
        height: 12px;
    }
}

/* Mobile view - single column */
@media screen and (max-width: 768px) {
    .events-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .events-grid::before {
        left: 20px;
    }
    
    .event-card {
        margin-left: 50px !important;
        margin-right: 0 !important;
    }
    
    .event-card::before {
        left: -35px !important;
        right: auto !important;
    }
}