MediaWiki:Common.css

/* General container for all cards */
.card-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* Center the cards */
    gap: 20px; /* Space between cards */
    padding: 20px; /* Padding for the container */
    box-sizing: border-box;
}

/* Individual card styling */
.card {
    width: 300px; /* Adjust size for responsiveness */
    height: 200px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    perspective: 1000px; /* Enable 3D perspective */
    position: relative;
    cursor: pointer;
    transition: transform 0.6s ease;
}

/* Card inner wrapper */
.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.6s ease;
}

/* Front and back styling */
.card-front, .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    box-sizing: border-box;
}

.card-back {
    transform: rotateY(180deg);
    background-color: #f8f8f8; /* Different background for back */
}

/* Flip effect on hover */
.card:hover .card-inner {
    transform: rotateY(180deg);
}

/* Sub-panel inside the back */
.sub-panel {
    margin: 5px 0;
    font-size: 14px;
    color: #333;
    text-align: center;
}

/* Styling for sub-card container */
.sub-card-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    justify-content: flex-start;
    align-items: center;
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
}

/* Sub-card styling */
.sub-card {
    width: 90%;
    height: 60px;
    background-color: #ececec;
    border: 1px solid #ccc;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.4s ease-in-out, background-color 0.3s;
}

.sub-card:hover {
    background-color: #ddd;
}

/* Nested sub-card styling */
.sub-card-container .sub-card-container {
    padding-left: 20px;
    border-left: 2px solid #ccc;
    margin-top: 10px;
}