/* ============================================================================ */
/* CONTACT FORM - Validation & Styling */
/* ============================================================================ */

/* Invalid feedback message styling */
.invalid-feedback {
    display: none;
    color: #8f0000;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    font-weight: 500;
}

.invalid-feedback.d-block {
    display: block;
    animation: fadeInShake 0.3s ease-out;
}

/* Invalid state for form controls */
.form-control.is-invalid,
.form-select.is-invalid {
    border-color: #8f0000 !important;
    box-shadow: 0 0 0 0.2rem rgba(143, 0, 0, 0.15);
}

.form-control.is-invalid:focus,
.form-select.is-invalid:focus {
    border-color: #8f0000 !important;
    box-shadow: 0 0 0 0.25rem rgba(143, 0, 0, 0.25);
}

/* Valid state for form controls */
.form-control.is-valid,
.form-select.is-valid {
    border-color: #28a745 !important;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.15);
}

.form-control.is-valid:focus,
.form-select.is-valid:focus {
    border-color: #28a745 !important;
    box-shadow: 0 0 0 0.25rem rgba(40, 167, 69, 0.25);
}

/* Animation for error message appearance */
@keyframes fadeInShake {
    0% {
        opacity: 0;
        transform: translateX(-10px);
    }
    50% {
        transform: translateX(5px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Country code select styling */
#countryCode {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Phone input styling */
#tel {
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .invalid-feedback {
        font-size: 0.8rem;
    }
}