/**
 * Form Validation Styles
 * 
 * @package Monlis_Schule
 */

/* Invalid field state */
.is-invalid {
    border-color: #dc2626 !important;
    background-color: #fef2f2 !important;
}

.is-invalid:focus {
    border-color: #dc2626 !important;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15) !important;
    outline: 2px solid transparent !important;
}

/* Valid field state */
.is-valid {
    border-color: #16a34a !important;
}

.is-valid:focus {
    border-color: #16a34a !important;
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1) !important;
}

/* Error message */
.form-error {
    display: block;
    color: #dc2626;
    font-size: 12px;
    font-weight: 500;
    margin-top: 6px;
    animation: fadeInError 0.3s ease;
}

@keyframes fadeInError {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Shake animation for invalid fields */
.shake {
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Form-level message */
.form-message {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideDown 0.3s ease;
}

.form-message::before {
    font-size: 18px;
}

.form-message--error {
    background-color: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.form-message--error::before {
    content: '⚠️';
}

.form-message--success {
    background-color: #f0fdf4;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

.form-message--success::before {
    content: '✓';
}

.form-message.fade-out {
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Required field indicator */
.form-label[for]:has(+ input[required])::after,
.form-label[for]:has(+ select[required])::after,
.form-label[for]:has(+ textarea[required])::after,
.booking-form__label:has(+ input[required])::after,
.booking-form__label:has(+ select[required])::after {
    content: ' *';
    color: #dc2626;
}

/* Fallback for browsers without :has() support */
.required-field::after {
    content: ' *';
    color: #dc2626;
}

/* Underline input style adjustments */
.form-input-underline.is-invalid {
    border-bottom-color: #dc2626 !important;
    background-color: transparent !important;
}

.form-input-underline.is-valid {
    border-bottom-color: #16a34a !important;
}

/* Booking form specific */
.booking-form__input.is-invalid,
.booking-form__select.is-invalid,
.booking-form__textarea.is-invalid {
    border-color: #dc2626 !important;
}

.booking-form__input.is-valid,
.booking-form__select.is-valid {
    border-color: #16a34a !important;
}

/* Choices.js integration */
.choices.is-invalid .choices__inner {
    border-color: #dc2626 !important;
}

.choices.is-valid .choices__inner {
    border-color: #16a34a !important;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .form-error {
        font-size: 11px;
    }
    
    .form-message {
        font-size: 13px;
        padding: 10px 14px;
    }
}

/* Accessibility - focus visible */
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-accent, #e8b4b8);
    outline-offset: 2px;
}

.is-invalid:focus-visible {
    outline-color: #dc2626;
}

.is-valid:focus-visible {
    outline-color: #16a34a;
}