/**
 * Form Components - Bricard Services 2025
 *
 * Mobile-first form styles optimized for conversion
 * Touch-friendly inputs with proper validation states
 *
 * @package GeneratePress Child
 * @since 1.0.0
 */

/* ============================================
   FORM CONTAINER
   ============================================ */

.form {
    width: 100%;
}

.form-row {
    display: grid;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

/* Tablet: 2 columns for compact forms */
@media (min-width: 768px) {
    .form-row.cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   FORM GROUP
   ============================================ */

.form-group {
    margin-bottom: var(--space-5);
}

.form-group:last-child {
    margin-bottom: 0;
}

/* ============================================
   LABELS
   ============================================ */

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--color-text);
    cursor: pointer;
}

.form-label.required::after {
    content: ' *';
    color: var(--color-accent-600);
}

.form-label-inline {
    display: inline-block;
    margin-bottom: 0;
    margin-left: var(--space-2);
    font-weight: var(--fw-normal);
}

/* ============================================
   INPUT FIELDS
   ============================================ */

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    min-height: var(--touch-target-min);
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    line-height: var(--lh-normal);
    color: var(--color-text);
    background-color: white;
    background-clip: padding-box;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    appearance: none;
    transition: border-color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
}

/* Mobile: Larger font to prevent zoom on iOS */
@media (max-width: 767px) {
    .form-input,
    .form-select,
    .form-textarea {
        font-size: 16px;
    }
}

/* Focus state */
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Disabled state */
.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-300);
    color: var(--color-gray-500);
    cursor: not-allowed;
    opacity: 0.6;
}

/* Placeholder */
.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 1;
}

/* ============================================
   TEXTAREA
   ============================================ */

.form-textarea {
    min-height: 120px;
    resize: vertical;
    padding: var(--space-3) var(--space-4);
}

.form-textarea.auto-resize {
    resize: none;
    overflow: hidden;
}

/* ============================================
   SELECT
   ============================================ */

.form-select {
    padding-right: var(--space-10);
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="%23374151"%3E%3Cpath stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7"%3E%3C/path%3E%3C/svg%3E');
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    background-size: 20px;
    cursor: pointer;
}

/* ============================================
   INPUT GROUPS (with icons/addons)
   ============================================ */

.input-group {
    position: relative;
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-group .form-input {
    flex: 1;
    min-width: 0;
}

/* Icon inside input */
.input-icon-left,
.input-icon-right {
    position: relative;
}

.input-icon-left .form-input {
    padding-left: var(--space-10);
}

.input-icon-right .form-input {
    padding-right: var(--space-10);
}

.input-icon-left .icon,
.input-icon-right .icon {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.input-icon-left .icon {
    left: var(--space-4);
}

.input-icon-right .icon {
    right: var(--space-4);
}

/* Input with button addon */
.input-addon {
    display: flex;
    gap: 0;
}

.input-addon .form-input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-addon .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    white-space: nowrap;
}

/* ============================================
   VALIDATION STATES
   ============================================ */

/* Success */
.form-group.success .form-input,
.form-group.success .form-select,
.form-group.success .form-textarea {
    border-color: var(--color-success-500);
    padding-right: var(--space-10);
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="%2310b981"%3E%3Cpath stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"%3E%3C/path%3E%3C/svg%3E');
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    background-size: 20px;
}

.form-group.success .form-input:focus,
.form-group.success .form-select:focus,
.form-group.success .form-textarea:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Error */
.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
    border-color: var(--color-accent-500);
    padding-right: var(--space-10);
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="%23ef4444"%3E%3Cpath stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"%3E%3C/path%3E%3C/svg%3E');
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    background-size: 20px;
}

.form-group.error .form-input:focus,
.form-group.error .form-select:focus,
.form-group.error .form-textarea:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* ============================================
   HELP TEXT & ERROR MESSAGES
   ============================================ */

.form-help {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--fs-sm);
    color: var(--color-text-light);
}

.form-error {
    display: flex;
    align-items: flex-start;
    gap: var(--space-1);
    margin-top: var(--space-2);
    font-size: var(--fs-sm);
    color: var(--color-accent-600);
}

.form-error svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

.form-success {
    display: flex;
    align-items: flex-start;
    gap: var(--space-1);
    margin-top: var(--space-2);
    font-size: var(--fs-sm);
    color: var(--color-success-600);
}

.form-success svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================
   CHECKBOX & RADIO
   ============================================ */

.form-checkbox,
.form-radio {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    cursor: pointer;
    user-select: none;
}

.form-checkbox input[type="checkbox"],
.form-radio input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    width: 0;
    height: 0;
}

.form-checkbox-mark,
.form-radio-mark {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    min-width: 20px;
    background-color: white;
    border: 2px solid var(--color-border);
    transition: all var(--duration-fast) var(--ease-out);
    margin-top: 2px;
}

.form-checkbox-mark {
    border-radius: var(--radius-sm);
}

.form-radio-mark {
    border-radius: 50%;
}

/* Checked state */
.form-checkbox input:checked ~ .form-checkbox-mark,
.form-radio input:checked ~ .form-radio-mark {
    background-color: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

.form-checkbox input:checked ~ .form-checkbox-mark::after {
    content: '';
    position: absolute;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.form-radio input:checked ~ .form-radio-mark::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background-color: white;
    border-radius: 50%;
}

/* Focus state */
.form-checkbox input:focus ~ .form-checkbox-mark,
.form-radio input:focus ~ .form-radio-mark {
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Disabled state */
.form-checkbox input:disabled ~ .form-checkbox-mark,
.form-radio input:disabled ~ .form-radio-mark {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-300);
    cursor: not-allowed;
    opacity: 0.6;
}

/* ============================================
   TOGGLE SWITCH
   ============================================ */

.form-toggle {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    user-select: none;
}

.form-toggle input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.form-toggle-switch {
    position: relative;
    width: 48px;
    height: 24px;
    background-color: var(--color-gray-300);
    border-radius: var(--radius-full);
    transition: background-color var(--duration-fast) var(--ease-out);
}

.form-toggle-switch::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background-color: white;
    border-radius: 50%;
    transition: transform var(--duration-fast) var(--ease-out);
}

.form-toggle input:checked ~ .form-toggle-switch {
    background-color: var(--color-primary-600);
}

.form-toggle input:checked ~ .form-toggle-switch::before {
    transform: translateX(24px);
}

.form-toggle input:focus ~ .form-toggle-switch {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ============================================
   FILE INPUT
   ============================================ */

.form-file {
    position: relative;
    display: inline-block;
    width: 100%;
}

.form-file input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.form-file-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: var(--touch-target-min);
    padding: var(--space-3) var(--space-4);
    font-size: var(--fs-base);
    font-weight: var(--fw-medium);
    color: var(--color-primary-600);
    background-color: var(--color-primary-50);
    border: 2px dashed var(--color-primary-300);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
}

.form-file-label:hover {
    background-color: var(--color-primary-100);
    border-color: var(--color-primary-400);
}

.form-file-label svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   SEARCH INPUT
   ============================================ */

.form-search {
    position: relative;
}

.form-search .form-input {
    padding-left: var(--space-10);
    padding-right: var(--space-10);
}

.form-search-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    pointer-events: none;
}

.form-search-clear {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--duration-fast);
}

.form-search.has-value .form-search-clear {
    opacity: 1;
}

.form-search-clear:hover {
    color: var(--color-text);
}

/* ============================================
   PHONE INPUT
   ============================================ */

.form-phone {
    display: flex;
    gap: var(--space-2);
}

.form-phone-country {
    flex-shrink: 0;
    width: 100px;
}

.form-phone-number {
    flex: 1;
}

/* ============================================
   CONTACT FORM (Quick CTA)
   ============================================ */

.contact-form-inline {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-6);
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-xl);
}

@media (min-width: 768px) {
    .contact-form-inline {
        flex-direction: row;
    }

    .contact-form-inline .form-group {
        flex: 1;
        margin-bottom: 0;
    }

    .contact-form-inline .btn {
        width: auto;
        flex-shrink: 0;
    }
}

/* ============================================
   FORM LOADING STATE
   ============================================ */

.form.loading {
    position: relative;
    pointer-events: none;
}

.form.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(2px);
    z-index: 10;
}

/* ============================================
   FORM SUCCESS MESSAGE
   ============================================ */

.form-success-message {
    padding: var(--space-5);
    text-align: center;
    color: var(--color-success-700);
    background-color: var(--color-success-50);
    border: 2px solid var(--color-success-200);
    border-radius: var(--radius-xl);
}

.form-success-message svg {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-3);
}

.form-success-message h3 {
    margin: 0 0 var(--space-2) 0;
    font-size: var(--fs-xl);
}

.form-success-message p {
    margin: 0;
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .form-input,
    .form-select,
    .form-textarea,
    .form-checkbox-mark,
    .form-radio-mark,
    .form-toggle-switch {
        transition: none;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .form-input,
    .form-select,
    .form-textarea {
        border: 1px solid var(--color-border);
    }

    .btn[type="submit"],
    .form-file-label {
        display: none;
    }
}