/* --- Base card styles --- */
.site-membership-card {
    background: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e1e5e9;
    margin-bottom: 30px;
}

.site-membership-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

/* --- Header --- */
.site-membership-card .card-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #6c757d 100%);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    position: relative;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.site-membership-card .header-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(248,249,250,0.8) 0%, rgba(108,117,125,0.9) 100%);
    z-index: 1;
}

.site-membership-card .header-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.site-membership-card .card-title {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 15px 0;
    text-transform: uppercase;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

/* --- Body --- */
.site-membership-card .card-body {
    background: #ffffff;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.site-membership-card .card-description {
    padding: 25px 20px;
}

/* --- Toggle section --- */
.site-membership-card .card-extra {
    border-top: 1px solid #e1e5e9;
    margin: 0 20px;
}

.site-membership-card .extra-item {
    border-bottom: 1px solid #e1e5e9;
}

.site-membership-card .extra-item:last-child {
    border-bottom: none;
}

.site-membership-card .extra-item:last-child .extra-header {
    border-bottom: none;
}

.site-membership-card .extra-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 15px 0;
    font-weight: 600;
    font-size: 0.95rem;
    border-bottom: 1px solid #eee;
    transition: color 0.2s ease;
}

.site-membership-card .extra-header:hover {
    color: #007cba;
}

.site-membership-card .extra-title {
    font-weight: 600;
    color: #333;
}

.site-membership-card .toggle-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 40px;
    color: #000;
    padding: 5px;
    margin: 0;
    pointer-events: none;
    transition: transform 0.2s ease;
    position: relative;
    right: 0;
    line-height: 25px;
}

.site-membership-card .extra-content {
    display: none;
    padding: 15px 0;
    margin-top: 10px;
    color: #495057;
    font-size: 0.9rem;
    line-height: 1.5;
    opacity: 0;
    transform: translateY(-5px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.site-membership-card .extra-content.open {
    display: block !important;
    opacity: 1;
    transform: translateY(0);
}

/* --- Footer --- */
.site-membership-card .card-footer {
    margin-top: auto;
}

.site-membership-card .card-button {
    background: #006FBA;
    color: #ffffff;
    padding: 16px 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    text-align: center;
    display: block;
    width: 100%;
    border-top: 1px solid #e1e5e9;
    text-transform: uppercase;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.site-membership-card .card-button:hover,
.site-membership-card .card-button:focus {
    background: #006FBA;
    outline: none;
}

.site-membership-card .card-button:focus {
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.3);
}

/* --- Responsive grid container --- */
.membership-cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

@media only screen and (max-width: 768px) {
    .site-membership-card .extra-content {
        font-size: 1em !important;
    }
    
    .site-membership-card .card-header {
        height: 140px;
    }
    
    .site-membership-card .card-title {
        font-size: 1.3rem;
    }
    
    .membership-cards-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}