/* ── CHD Form Frontend Styles ────────────────────── */
/* All styles use brand editor CSS variables for consistency */

/* Utility: JS-toggled hidden state */
.chd-js-hidden {
    display: none;
}

/* Honeypot: invisible to real users */
.chd-honeypot-wrap {
    position: absolute;
    left: -9999px;
    height: 0;
    width: 0;
    overflow: hidden;
    opacity: 0;
}

.chd-form-wrapper {
    background: var(--chd-card-bg, #ffffff);
    border: var(--chd-card-border, 1px solid #e5e7eb);
    border-radius: var(--chd-radius-md, 8px);
    padding: var(--chd-card-padding, 24px);
}

.chd-form {
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-body-text-px, 16px);
    line-height: var(--chd-line-height-body, 1.5);
    color: var(--chd-text-primary, #171717);
}

.chd-form-fields {
    display: flex;
    flex-wrap: wrap;
    gap: var(--chd-space-md, 1rem);
}

.chd-form-field {
    box-sizing: border-box;
    padding: 0 0 var(--chd-space-xs, 0.25rem);
}

/* Labels */
.chd-field-label {
    display: block;
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-font-form-label-px, 14px);
    font-weight: var(--chd-form-label-weight, 600);
    line-height: var(--chd-line-height-small, 1.4);
    color: var(--chd-form-label-color, var(--chd-text-primary, #171717));
    margin-bottom: var(--chd-space-xs, 0.375rem);
}

/* Hide empty paragraphs and breaks that WordPress might add */
.chd-form-wrapper p:empty,
.chd-form p:empty,
.chd-form-field p:empty,
.chd-form-field br,
.chd-form-wrapper br {
    display: none;
    margin: 0;
    padding: 0;
}

/* Remove paragraph wrapping from inputs */
.chd-form-field p input,
.chd-form-field p textarea,
.chd-form-field p select {
    display: block;
}

.chd-required {
    color: var(--chd-color-error-text, #721c24);
    margin-left: 2px;
}

/* Input fields */
.chd-form-field input[type="text"],
.chd-form-field input[type="email"],
.chd-form-field input[type="number"],
.chd-form-field input[type="tel"],
.chd-form-field input[type="url"],
.chd-form-field input[type="date"],
.chd-form-field input[type="file"],
.chd-form-field textarea,
.chd-form-field select {
    width: 100%;
    padding: var(--chd-input-padding-v, 10px) var(--chd-input-padding-h, 14px);
    border: var(--chd-input-border-width, 1px) solid var(--chd-form-border, #d1d5db);
    background: var(--chd-form-bg, #fff);
    color: var(--chd-form-text-color, var(--chd-text-primary, #171717));
    border-radius: var(--chd-radius-sm, 4px);
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-font-input-text-px, 14px);
    font-weight: var(--chd-form-input-weight, 400);
    line-height: var(--chd-line-height-body, 1.5);
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.chd-form-field input::placeholder,
.chd-form-field textarea::placeholder {
    color: var(--chd-form-placeholder, #9ca3af);
}

.chd-form-field input:focus,
.chd-form-field textarea:focus,
.chd-form-field select:focus {
    border-color: var(--chd-form-border-focus, var(--chd-primary-color, #1e40af));
    outline: none;
    box-shadow: 0 0 0 3px rgba(var(--chd-toggle-focus-rgb, 16, 185, 129), 0.1);
}

.chd-form-field textarea {
    resize: vertical;
    min-height: 100px;
}

/* Multiselect - scrollable for longer lists (8+ options) */
.chd-multiselect-group {
    background: var(--chd-form-input-bg, #fff);
    border: 1px solid var(--chd-form-border, #d1d5db);
    border-radius: var(--chd-radius-sm, 6px);
    padding: 4px;
    max-height: 320px;
    overflow-y: auto;
}

/* Scrollbar styling */
.chd-multiselect-group::-webkit-scrollbar {
    width: 10px;
}

.chd-multiselect-group::-webkit-scrollbar-track {
    background: var(--chd-card-bg, #f9fafb);
    border-radius: var(--chd-radius-xs, 4px);
}

.chd-multiselect-group::-webkit-scrollbar-thumb {
    background: var(--chd-form-border, #d1d5db);
    border-radius: var(--chd-radius-xs, 4px);
}

.chd-multiselect-group::-webkit-scrollbar-thumb:hover {
    background: var(--chd-text-secondary, #9ca3af);
}

.chd-multiselect-wrapper {
    position: relative;
    margin: 3px 0;
}

.chd-multiselect-wrapper label {
    display: flex;
    align-items: center;
    padding: var(--chd-space-sm, 0.875rem) var(--chd-space-md, 1rem);
    padding-left: 48px;
    font-size: var(--chd-font-form-label-px, 15px);
    font-family: var(--chd-font-body, inherit);
    font-weight: 500;
    color: var(--chd-text-primary, #171717);
    line-height: var(--chd-line-height-body, 1.5);
    cursor: pointer;
    border-radius: var(--chd-radius-xs, 5px);
    transition: all 0.2s ease;
    position: relative;
    min-height: 48px; /* Same spacious design as checkboxes */
}

.chd-multiselect-wrapper label:hover {
    background: rgba(var(--chd-primary-color-rgb, 0, 115, 170), 0.06);
}

/* Hide default checkbox */
.chd-multiselect-wrapper input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

/* Custom checkbox for multiselect */
.chd-multiselect-wrapper label::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    border: 2px solid var(--chd-form-border, #d1d5db);
    border-radius: var(--chd-radius-xs, 6px);
    background: var(--chd-form-bg, #fff);
    transition: all 0.25s ease;
}

/* Multiselect checked - full row highlight */
.chd-multiselect-wrapper input:checked + label {
    background: var(--chd-primary-color, #0073aa);
    color: var(--chd-primary-text-color, #fff);
    font-weight: 600;
}

.chd-multiselect-wrapper input:checked + label::before {
    background: var(--chd-primary-text-color, #fff);
    border-color: var(--chd-primary-text-color, #fff);
}

/* Checkmark for multiselect */
.chd-multiselect-wrapper input:checked + label::after {
    content: '';
    position: absolute;
    left: 22px;
    top: 50%;
    width: 7px;
    height: 13px;
    border: solid var(--chd-primary-color, #0073aa);
    border-width: 0 3px 3px 0;
    transform: translateY(-55%) rotate(45deg);
}

/* Focus state for accessibility */
.chd-multiselect-wrapper input:focus + label {
    box-shadow: 0 0 0 3px rgba(var(--chd-primary-color-rgb, 0, 115, 170), 0.2);
    outline: 2px solid transparent;
}

/* Disabled state */
.chd-multiselect-wrapper input:disabled + label {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Error state */
.chd-form-field .chd-error {
    border-color: var(--chd-form-border-error, var(--chd-color-error-border, #f5c6cb)) !important;
    background: var(--chd-color-error, #fef2f2);
}

.chd-field-error {
    color: var(--chd-color-error-text, #721c24);
    font-size: var(--chd-text-sm-px, 12px);
    font-weight: 500;
    margin-top: var(--chd-space-xs, 0.25rem);
    line-height: var(--chd-line-height-small, 1.4);
}

/* Radio / Checkbox groups - no max height, shows all options */
.chd-radio-group,
.chd-checkbox-group,
.chd-gdpr-group {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    /* No max-height - all options visible for short lists */
}

.chd-radio-wrapper,
.chd-checkbox-wrapper {
    position: relative;
}

.chd-radio-wrapper label,
.chd-checkbox-wrapper label,
.chd-gdpr-group label {
    display: flex;
    align-items: center;
    padding: var(--chd-space-xs, 0.625rem) var(--chd-space-sm, 0.75rem);
    font-size: var(--chd-font-form-label-px, 15px);
    font-family: var(--chd-font-body, inherit);
    color: var(--chd-text-primary, #171717);
    line-height: var(--chd-line-height-body, 1.5);
    cursor: pointer;
    border-radius: var(--chd-radius-xs, 4px);
    transition: background-color 0.15s ease;
    position: relative;
    min-height: 44px;
    padding-left: 34px;
}

.chd-radio-wrapper label:hover,
.chd-checkbox-wrapper label:hover,
.chd-gdpr-group label:hover {
    background: rgba(0, 0, 0, 0.03);
}

/* Hide default inputs */
.chd-radio-wrapper input,
.chd-checkbox-wrapper input,
.chd-gdpr-group input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

/* Custom checkbox */
.chd-checkbox-wrapper label::before,
.chd-gdpr-group label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    border: 2px solid var(--chd-form-border, #d1d5db);
    border-radius: var(--chd-radius-xs, 5px);
    background: var(--chd-form-bg, #fff);
    transition: all 0.2s ease;
}

/* Checkbox checked state */
.chd-checkbox-wrapper input:checked + label::before,
.chd-gdpr-group input:checked + label::before {
    background: var(--chd-primary-color, #0073aa);
    border-color: var(--chd-primary-color, #0073aa);
}

/* Checkbox checkmark */
.chd-checkbox-wrapper input:checked + label::after,
.chd-gdpr-group input:checked + label::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 50%;
    width: 6px;
    height: 12px;
    border: solid var(--chd-primary-text-color, #fff);
    border-width: 0 2.5px 2.5px 0;
    transform: translateY(-60%) rotate(45deg);
}

/* Custom radio button */
.chd-radio-wrapper label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    border: 2px solid var(--chd-form-border, #d1d5db);
    border-radius: 50%;
    background: var(--chd-form-bg, #fff);
    transition: all 0.2s ease;
}

/* Radio checked state */
.chd-radio-wrapper input:checked + label::before {
    border-color: var(--chd-primary-color, #0073aa);
}

/* Radio inner dot */
.chd-radio-wrapper input:checked + label::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--chd-primary-color, #0073aa);
}

/* Focus states for accessibility */
.chd-radio-wrapper input:focus + label,
.chd-checkbox-wrapper input:focus + label,
.chd-gdpr-group input:focus + label {
    box-shadow: 0 0 0 3px rgba(var(--chd-primary-color-rgb, 0, 115, 170), 0.15);
    outline: 2px solid transparent;
}

/* Disabled state */
.chd-radio-wrapper input:disabled + label,
.chd-checkbox-wrapper input:disabled + label,
.chd-gdpr-group input:disabled + label {
    opacity: 0.5;
    cursor: not-allowed;
}

.chd-radio-wrapper input:disabled + label::before,
.chd-checkbox-wrapper input:disabled + label::before,
.chd-gdpr-group input:disabled + label::before {
    cursor: not-allowed;
}

/* Consent field - single checkbox */
.chd-consent-wrapper {
    position: relative;
    padding: var(--chd-space-sm, 0.75rem);
}

.chd-consent-wrapper input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.chd-consent-label {
    display: flex;
    align-items: flex-start;
    padding-left: 36px;
    font-size: var(--chd-font-form-label-px, 15px);
    font-family: var(--chd-font-body, inherit);
    color: var(--chd-text-primary, #171717);
    line-height: var(--chd-line-height-body, 1.6);
    cursor: pointer;
    position: relative;
    min-height: 28px;
}

.chd-consent-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 2px;
    width: 22px;
    height: 22px;
    border: 2px solid var(--chd-form-border, #d1d5db);
    border-radius: var(--chd-radius-xs, 5px);
    background: var(--chd-form-bg, #fff);
    transition: all 0.2s ease;
}

.chd-consent-wrapper input:checked + .chd-consent-label::before {
    background: var(--chd-primary-color, #0073aa);
    border-color: var(--chd-primary-color, #0073aa);
}

.chd-consent-wrapper input:checked + .chd-consent-label::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 6px;
    width: 6px;
    height: 12px;
    border: solid var(--chd-primary-text-color, #fff);
    border-width: 0 2.5px 2.5px 0;
    transform: rotate(45deg);
}

.chd-consent-wrapper input:focus + .chd-consent-label {
    box-shadow: 0 0 0 3px rgba(var(--chd-primary-color-rgb, 0, 115, 170), 0.15);
    outline: 2px solid transparent;
    border-radius: var(--chd-radius-xs, 4px);
}

/* Composite: Name */
.chd-name-fields {
    display: flex;
    gap: var(--chd-space-sm, 0.75rem);
}

.chd-name-first, .chd-name-last {
    flex: 1;
}

.chd-name-fields input {
    width: 100%;
    padding: var(--chd-input-padding-v, 10px) var(--chd-input-padding-h, 14px);
    border: var(--chd-input-border-width, 1px) solid var(--chd-form-border, #d1d5db);
    background: var(--chd-form-bg, #fff);
    color: var(--chd-form-text-color, var(--chd-text-primary, #171717));
    border-radius: var(--chd-radius-sm, 4px);
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-font-input-text-px, 14px);
    font-weight: var(--chd-form-input-weight, 400);
    box-sizing: border-box;
}

/* Composite: Address */
.chd-address-fields input,
.chd-address-fields select {
    width: 100%;
    padding: var(--chd-input-padding-v, 10px) var(--chd-input-padding-h, 14px);
    border: var(--chd-input-border-width, 1px) solid var(--chd-form-border, #d1d5db);
    background: var(--chd-form-bg, #fff);
    color: var(--chd-form-text-color, var(--chd-text-primary, #171717));
    border-radius: var(--chd-radius-sm, 4px);
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-font-input-text-px, 14px);
    font-weight: var(--chd-form-input-weight, 400);
    margin-bottom: var(--chd-space-sm, 0.75rem);
    box-sizing: border-box;
}

.chd-address-row {
    display: flex;
    gap: var(--chd-space-sm, 0.75rem);
}

.chd-address-row input,
.chd-address-row select {
    flex: 1;
}

/* Submit button */
.chd-form-submit {
    margin-top: var(--chd-space-xl, 2rem);
}

.chd-form-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--chd-space-xs, 0.5rem);
    padding: var(--chd-button-padding-v, 12px) var(--chd-button-padding-h, 32px);
    background: var(--chd-primary-color, #0073aa);
    color: var(--chd-primary-text-color, #fff);
    border: var(--chd-button-border-width, 0) solid transparent;
    border-radius: var(--chd-radius-button, 4px);
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-button-font-size-px, 16px);
    font-weight: var(--chd-button-font-weight, 600);
    line-height: 1;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

.chd-btn-text {
    font-family: inherit;
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
}

.chd-form-btn:hover {
    background: var(--chd-primary-hover, #005a87);
    transform: translateY(-1px);
}

.chd-form-btn:active {
    transform: translateY(0);
}

.chd-form-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.chd-btn-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: chd-spin 0.6s linear infinite;
}

@keyframes chd-spin {
    to { transform: rotate(360deg); }
}

/* Success/Error Messages */
.chd-form-message {
    margin-top: var(--chd-space-md, 1rem);
    padding: var(--chd-space-sm, 0.875rem) var(--chd-space-md, 1.125rem);
    border-radius: var(--chd-radius-sm, 4px);
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-text-base-px, 14px);
    line-height: var(--chd-line-height-body, 1.5);
}

.chd-form-success {
    background: var(--chd-color-success, #d4edda);
    color: var(--chd-color-success-text, #155724);
    border: var(--chd-border-width-success, 1px) solid var(--chd-color-success-border, #c3e6cb);
}

.chd-form-error {
    background: var(--chd-color-error, #f8d7da);
    color: var(--chd-color-error-text, #721c24);
    border: var(--chd-border-width-error, 1px) solid var(--chd-color-error-border, #f5c6cb);
}

/* Label position variants */
.chd-form-labels-left .chd-form-field {
    display: flex;
    align-items: flex-start;
    gap: var(--chd-space-sm, 0.75rem);
}

.chd-form-labels-left .chd-field-label {
    min-width: 140px;
    padding-top: var(--chd-input-padding-v, 10px);
    text-align: right;
}

.chd-form-labels-inline .chd-field-label {
    display: none;
}

/* Content fields: Divider and Heading */
.chd-field-divider hr {
    border: none;
    border-top: 2px solid var(--chd-form-border, #e5e7eb);
    margin: var(--chd-space-lg, 1.5rem) 0;
    opacity: 0.6;
}

.chd-field-heading h2 {
    margin-top: 0;
    margin-bottom: var(--chd-h2-margin-bottom, 24px);
    font-family: var(--chd-font-heading, inherit);
    font-size: var(--chd-heading-2-px, 28px);
    font-weight: var(--chd-font-weight-heading, 700);
    line-height: var(--chd-line-height-h2, 1.2);
    color: var(--chd-text-primary, #171717);
}

.chd-field-subheading h3 {
    margin-top: 0;
    margin-bottom: var(--chd-h3-margin-bottom, 16px);
    font-family: var(--chd-font-heading, inherit);
    font-size: var(--chd-heading-3-px, 20px);
    font-weight: var(--chd-font-weight-subheading, 600);
    line-height: var(--chd-line-height-h3, 1.3);
    color: var(--chd-text-primary, #171717);
}

.chd-field-html {
    font-family: var(--chd-font-body, inherit);
    font-size: var(--chd-body-text-px, 16px);
    line-height: var(--chd-line-height-body, 1.5);
    color: var(--chd-text-primary, #171717);
}

/* Responsive */
@media (max-width: 600px) {
    .chd-form-fields {
        gap: var(--chd-space-sm, 0.75rem);
    }

    .chd-form-field {
        width: 100% !important;
    }

    .chd-name-fields,
    .chd-address-row {
        flex-direction: column;
        gap: var(--chd-space-xs, 0.5rem);
    }

    .chd-form-labels-left .chd-form-field {
        flex-direction: column;
    }

    .chd-form-labels-left .chd-field-label {
        text-align: left;
        min-width: auto;
        padding-top: 0;
    }

    .chd-form-btn {
        width: 100%;
    }
}