:root {
    --space-0: 0;
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 16px;
    --space-4: 24px;
    --space-5: 32px;
}

/* Margin */
.m-0 {
    margin: var(--space-0) !important;
}

.m-1 {
    margin: var(--space-1) !important;
}

.m-2 {
    margin: var(--space-2) !important;
}

.m-3 {
    margin: var(--space-3) !important;
}

.m-4 {
    margin: var(--space-4) !important;
}

.m-5 {
    margin: var(--space-5) !important;
}

.mt-1 {
    margin-top: var(--space-1) !important;
}

.mb-1 {
    margin-bottom: var(--space-1) !important;
}

.ml-1 {
    margin-left: var(--space-1) !important;
}

.mr-1 {
    margin-right: var(--space-1) !important;
}

.mx-1 {
    margin-left: var(--space-1) !important;
    margin-right: var(--space-1) !important;
}

.my-1 {
    margin-top: var(--space-1) !important;
    margin-bottom: var(--space-1) !important;
}

/* Padding */
.p-0 {
    padding: var(--space-0) !important;
}

.p-1 {
    padding: var(--space-1) !important;
}

.p-2 {
    padding: var(--space-2) !important;
}

.p-3 {
    padding: var(--space-3) !important;
}

.p-4 {
    padding: var(--space-4) !important;
}

.p-5 {
    padding: var(--space-5) !important;
}

.pt-1 {
    padding-top: var(--space-1) !important;
}

.pb-1 {
    padding-bottom: var(--space-1) !important;
}

.pl-1 {
    padding-left: var(--space-1) !important;
}

.pr-1 {
    padding-right: var(--space-1) !important;
}

.px-1 {
    padding-left: var(--space-1) !important;
    padding-right: var(--space-1) !important;
}

.py-1 {
    padding-top: var(--space-1) !important;
    padding-bottom: var(--space-1) !important;
}  
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px;
}

.col {
    flex: 1;
    padding: 0 10px;
}

.col-6 {
    flex: 0 0 50%;
}

.col-4 {
    flex: 0 0 24.33%;
}
@media (min-width: 768px) {
    .col-md-4{
       flex: 0 0 24.33%;
    }
}

.card {
    max-width: 300px;
    /* border: 1px solid #ddd; */
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background-color: #fff;
    /* transition: transform 0.2s ease, box-shadow 0.2s ease; */
    transition: transform 0.5s ease, box-shadow 0.5s ease;
    font-family: sans-serif;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.card-img {
    width: 100%;
    height: auto;
    display: block;
}

.card-body {
    /* padding: 16px; */
}

.card-title {
    margin: 0 0 8px;
    font-size: 1.25rem;
    color: #333;
}

.card-text {
    margin-bottom: 12px;
    color: #555;
    font-size: 0.95rem;
}

.card-btn {
    display: inline-block;
    padding: 8px 16px;
    background-color: #0d6efd;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    transition: background-color 0.3s;
}

.card-btn:hover {
    background-color: #084298;
}
.card-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}
.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-top: 1px solid #eee;
    background-color: #f9f9f9;
}

.card-footer .card-date {
    font-size: 0.85rem;
    color: #888;
}

.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(6px);
    background: rgba(0, 0, 0, 0.4);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 999;
    animation: zoomIn 0.8s ease;
}

/* Popup Card */
.popup-card {
    background: white;
    /* width: 400px; */
    width: 80%;
        height: 80%;
        scrollbar-width: none;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: auto;
    animation: popupZoom 0.8s ease;
}

.close-btn {
    position: absolute;
        top: 10px;
        right: 10px;
        background: #ff4d4d;
        color: white;
        border: none;
        border-radius: 6px;
        cursor: pointer;
        padding: 4px 6px;
        display: flex;
        align-items: center;
        justify-content: center;
    
}
.card-body {
    position: relative;
}

.description {
    max-height: 120px;
    /* limit visible content */
    overflow: hidden;
    position: relative;
    transition: max-height 0.3s ease;
}

.description.expanded {
    max-height: 400px;
    /* large enough to reveal all content */ }
/* Animations */
.popup-card>.card-body{
    width: 76%;
    left: 12%;
}
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes popupZoom {
    from {
        transform: scale(0.8);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    } }

@media (max-width: 768px) {
    .col {
        flex: 0 0 100%;
    } 
}