.sb-sub-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    width: 100%;
}

.sb-sub-card {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 30px 24px;
    border: 1px solid #e1e8ed;
    transition: all 0.3s ease;
    height: 100%;
}

.sb-sub-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.sb-sub-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    padding: 4px 10px;
    border-radius: 20px;
    text-transform: uppercase;
}

.sb-sub-header {
    margin-bottom: 20px;
}

.sb-sub-card-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 8px 0;
}

.sb-sub-description {
    font-size: 14px;
    color: #5a6e7f;
    margin: 0;
    line-height: 1.5;
}

.sb-sub-price-box {
    margin-bottom: 24px;
}

.sb-sub-price-prefix {
    display: block;
    font-size: 13px;
    color: #7d93a6;
    margin-bottom: 2px;
}

.sb-sub-main-price {
    display: flex;
    align-items: baseline;
    font-weight: 800;
}

.sb-sub-currency {
    font-size: 20px;
    margin-right: 2px;
}

.sb-sub-amount {
    font-size: 40px;
    line-height: 1;
}

.sb-sub-suffix {
    font-size: 16px;
    font-weight: 500;
    color: #7d93a6;
    margin-left: 4px;
}

.sb-sub-subtext {
    display: block;
    font-size: 12px;
    color: #7d93a6;
    margin-top: 4px;
}

.sb-sub-features-container {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-bottom: 30px;
}

.sb-sub-features-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.sb-sub-feature-item {
    display: flex;
    align-items: flex-start;
    font-size: 14px;
    color: #3e5062;
    margin-bottom: 12px;
    line-height: 1.4;
    position: relative;
}

.sb-sub-feature-icon {
    font-weight: bold;
    margin-right: 8px;
    flex-shrink: 0;
}

.sb-sub-info-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    margin-left: 6px;
}

.sb-sub-info-trigger {
    background: #eef2f5;
    border: none;
    color: #00a353;
    font-size: 11px;
    font-weight: bold;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.sb-sub-info-tooltip {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: #1b2a47;
    color: #fff;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 12px;
    line-height: 1.4;
    width: 240px;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    pointer-events: none;
}

.sb-sub-info-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: #1b2a47 transparent transparent transparent;
}

/* Hover & Focus classes */
.sb-sub-info-wrapper:hover .sb-sub-info-tooltip,
.sb-sub-info-trigger:focus + .sb-sub-info-tooltip,
.sb-sub-info-tooltip.is-active {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* Accordion 'Wat is niet inbegrepen' */
.sb-sub-accordion {
    margin-top: 15px;
    border-top: 1px solid #e1e8ed;
    padding-top: 15px;
}

.sb-sub-accordion-trigger {
    background: none;
    border: none;
    width: 100%;
    display: flex;
    align-items: center;
    padding: 0;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: #1b2a47;
    text-align: left;
}

.sb-sub-accordion-icon {
    color: #d9534f;
    margin-right: 8px;
    font-weight: bold;
}

.sb-sub-accordion-arrow {
    margin-left: auto;
    width: 8px;
    height: 8px;
    border-right: 2px solid #5a6e7f;
    border-bottom: 2px solid #5a6e7f;
    transform: rotate(45deg);
    transition: transform 0.2s ease;
}

.sb-sub-accordion.is-open .sb-sub-accordion-arrow {
    transform: rotate(-135deg);
}

.sb-sub-accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
}

.sb-sub-accordion.is-open .sb-sub-accordion-content {
    max-height: 500px;
    transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
    padding-top: 10px;
}

.sb-sub-not-included-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sb-sub-not-included-list li {
    font-size: 13px;
    color: #7d93a6;
    margin-bottom: 8px;
    display: flex;
    align-items: flex-start;
}

/* Button & wrapping to line them up elegantly */
.sb-sub-footer-btn-wrap {
    margin-top: auto;
}

.sb-sub-btn {
    display: block;
    width: 100%;
    text-align: center;
    padding: 14px 20px;
    font-size: 15px;
    font-weight: 700;
    color: #fff !important;
    text-decoration: none !important;
    border-radius: 8px;
    transition: background-color 0.2s ease;
}

.sb-sub-btn:hover {
    filter: brightness(0.95);
}

/* Tablet adjustments */
@media (max-width: 1024px) {
    .sb-sub-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile adjustments */
@media (max-width: 767px) {
    .sb-sub-grid {
        grid-template-columns: 1fr;
    }
}