/* ServiumWP – basic frontend styles */
.serviumwp-builder {
    --swp-max: var(--container-width, 960px);

    --swp-radius: 8px;
    --swp-radius-lg: 10px;

    --swp-border: 1px solid rgba(0, 0, 0, .12);
    --swp-border-strong: 1px solid rgba(0, 0, 0, .18);

    --swp-bg: #fff;
    --swp-bg-muted: #fafafa;
    --swp-bg-hover: #f5f5f5;

    --swp-gap: 12px;
}

.serviumwp-builder {
    max-width: var(--swp-max, 960px);
    margin: 0 auto;
}

.serviumwp-builder-form {
    display: block;
}

.serviumwp-section {
    margin: 0 0 30px;
    background: var(--swp-bg, #fff);
}

.serviumwp-section-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--swp-gap, 12px);
    margin-bottom: 10px;
}

.serviumwp-section-title {
    margin: 0;
    font-size: 18px;
    line-height: 1.2;
}

.serviumwp-section-description {
    margin: 8px 0 0;
    opacity: 0.8;
}

.serviumwp-section-total {
    font-weight: 600;
    white-space: nowrap;
}

.serviumwp-section-total-value {
    margin-left: 6px;
}

.serviumwp-options {
    --cols: 1;
    /* set by :has() */
    --cols-cap: 4;
    /* set by breakpoints */
    --gap: 10px;

    display: flex;
    flex-wrap: wrap;
    gap: var(--gap, 10px);
}

/* 2+ items */
.serviumwp-options:has(.serviumwp-option:nth-child(2)) {
    --cols: 2;
}

/* 3+ items */
.serviumwp-options:has(.serviumwp-option:nth-child(3)) {
    --cols: 3;
}

/* 4+ items */
.serviumwp-options:has(.serviumwp-option:nth-child(4)) {
    --cols: 4;
}

/* Breakpoints only change the cap */
@media (max-width: 900px) {
    .serviumwp-options {
        --cols-cap: 3;
    }
}

@media (max-width: 700px) {
    .serviumwp-options {
        --cols-cap: 2;
    }
}

@media (max-width: 480px) {
    .serviumwp-options {
        --cols-cap: 1;
    }
}

/* Use the smaller of (cols, cap). This is widely supported now. */
.serviumwp-option {
    --final-cols: min(var(--cols, 1), var(--cols-cap, 4));

    flex: 1 1 calc((100% - (var(--gap, 10px) * (var(--final-cols) - 1))) / var(--final-cols));
    max-width: calc((100% - (var(--gap, 10px) * (var(--final-cols) - 1))) / var(--final-cols));
    box-sizing: border-box;

    display: block;
    border: var(--swp-border, 1px solid rgba(0, 0, 0, 0.12));
    border-radius: var(--swp-radius, 8px);
    padding: 12px;
    background: var(--swp-bg-muted, #fafafa);
    position: relative;

    &:not(.serviumwp-option--display-only) {
        cursor: pointer;
    }
}

.serviumwp-option>input[type="radio"],
.serviumwp-option>input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.serviumwp-option:has(> input:checked) {
    border-color: #1e1e1e;
    background: var(--swp-bg, #fff);
    box-shadow: 0 0 0 2px rgba(30, 30, 30, 0.15);
}

.serviumwp-option:hover {
    background: var(--swp-bg-hover, #f5f5f5);
}

/* keyboard focus */
.serviumwp-option:has(> input:focus-visible) {
    outline: 2px solid #1e1e1e;
    outline-offset: 2px;
}

/* selected + hover */
.serviumwp-option:has(> input:checked):hover {
    background: var(--swp-bg-muted, #fafafa);
}

.serviumwp-options.serviumwp-options-single .serviumwp-option:not(.serviumwp-option--display-only)::after,
.serviumwp-options.serviumwp-options-multiple .serviumwp-option:not(.serviumwp-option--display-only)::after {
    content: '';
    position: absolute;
    top: 12px;
    right: 12px;
    width: 18px;
    height: 18px;
    box-sizing: border-box;
    border: 2px solid rgba(0, 0, 0, 0.4);
    background: transparent;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    line-height: 1;
    padding-right: 1px;
    opacity: 0.55;
}

/* Radio = circle */
.serviumwp-options.serviumwp-options-single .serviumwp-option::after {
    border-radius: 999px;
}

/* Checkbox = square */
.serviumwp-options.serviumwp-options-multiple .serviumwp-option::after {
    border-radius: 4px;
}

.serviumwp-options.serviumwp-options-single .serviumwp-option:has(> input[type="radio"]:checked)::after,
.serviumwp-options.serviumwp-options-multiple .serviumwp-option:has(> input[type="checkbox"]:checked)::after {
    background: #1e1e1e;
    border-color: #1e1e1e;
    opacity: 1;
    content: '✓';
}

.serviumwp-options.serviumwp-options-fields .serviumwp-option::before,
.serviumwp-options.serviumwp-options-fields .serviumwp-option::after {
    content: none;
}

.serviumwp-option-inner {
    display: flex;
    flex-direction: column;
    gap: var(--swp-gap, 12px);
    align-items: flex-start;
}

.serviumwp-option-thumbnail img {
    display: block;
    object-fit: cover;
    border-radius: 6px;
}

.serviumwp-option-main {
    flex: 1;
    min-width: 0;
}

.serviumwp-option-title {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
}

.serviumwp-option-price {
    display: inline-block;
    margin-top: 6px;
    font-weight: 600;
}

.serviumwp-option-meta-label {
    opacity: 0.75;
}

.serviumwp-overall-total {
    margin-top: 18px;
    padding: 12px 14px;
    border: var(--swp-border, 1px solid rgba(0, 0, 0, 0.12));
    border-radius: var(--swp-radius-lg, 8px);
    background: var(--swp-bg, #fff);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--swp-gap, 12px);
}

.serviumwp-overall-total.is-sticky {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    border-radius: var(--swp-radius-lg, 8px) var(--swp-radius-lg, 8px) 0 0;
}

.serviumwp-overall-total-value {
    font-weight: 700;
}

.serviumwp-customer-fields {
    margin-top: 18px;
    padding-top: 16px;
}

.serviumwp-field {
    margin: 0 0 12px;
}

.serviumwp-builder .serviumwp-field label {
    display: block;
    font-weight: 600;
    margin: 0 0 6px;
}

.serviumwp-option-field-control input.serviumwp-input,
.serviumwp-option-field-control textarea.serviumwp-input,
.serviumwp-option-field-control select.serviumwp-input,
.serviumwp-customer-fields input.serviumwp-input,
.serviumwp-customer-fields textarea.serviumwp-input,
.serviumwp-customer-fields select.serviumwp-input {
    width: 100%;
    padding: 10px 10px;
    border-radius: var(--swp-radius, 8px);
    border: var(--swp-border-strong, 1px solid rgba(0, 0, 0, 0.18));
    background: var(--swp-bg, #fff);
}

.serviumwp-input--textarea {
    min-height: 120px;
    resize: vertical;
}

.serviumwp-button {
    display: inline-block;
    padding: 10px 14px;
    border-radius: var(--swp-radius, 8px);
    border: 0;
    cursor: pointer;
    font-weight: 700;
}

.serviumwp-button--submit {
    background: #1e1e1e;
    color: #fff;
}

.serviumwp-button--submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Errors/success – matches your JS injection points */
.serviumwp-form-errors {
    display: none;
    margin: 0 0 12px;
    padding: 10px 12px;
    border-radius: var(--swp-radius, 8px);
    border: 1px solid rgba(180, 0, 0, 0.35);
    background: rgba(180, 0, 0, 0.06);
}

.serviumwp-builder .serviumwp-form-errors ul {
    margin: 0;
    padding-left: 18px;
}

.serviumwp-has-error {
    border-radius: 4px;
    outline: 2px dashed rgba(180, 0, 0, 0.35);
    outline-offset: 6px;
}

.serviumwp-error-message {
    margin-top: 8px;
    font-size: 14px;
    font-weight: 600;
}

.serviumwp-success-message {
    margin: 0;
    font-weight: 700;
}