/* ============================================
   FORM VALIDATION STYLES
   Shared styles for form validation errors
   ============================================ */

/* Note: We rely on existing form styles for input borders.
   We only add the .error class to trigger existing :focus styles */

/* Error message */
.error-message {
    display: none;
    color: #e74c3c;
    font-size: 12px;
    margin-top: 6px;
    padding: 0;
    background-color: transparent;
    border: none;
    opacity: 0;
    transform: translateY(-5px);
    transition: all 0.2s ease;
}

.error-message.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.error-message::before {
    content: "⚠ ";
    font-weight: bold;
}

/* Shake animation for error fields */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s ease;
}

/* Highlight animation when scrolling to error */
@keyframes highlight {
    0% {
        box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.4);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(231, 76, 60, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(231, 76, 60, 0);
    }
}

.highlight {
    animation: highlight 1s ease;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .error-message {
        font-size: 11px;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    .error-message {
        color: #ff6b6b;
    }
}

/* Accessibility improvements */
.error-message[role="alert"] {
    /* Ensure screen readers announce errors */
}