/* Additional styles for interactive elements */

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

.offer-card:hover, .need-card:hover {
    border-color: #00ff88;
    cursor: pointer;
}

.badge {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.identity-info p {
    margin: 10px 0;
}

.identity-info h3 {
    margin-top: 20px;
    color: #00ff88;
}

/* Responsive design */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2em;
    }
    
    .container {
        padding: 10px;
    }
    
    .action-grid {
        grid-template-columns: 1fr;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #333;
    border-radius: 50%;
    border-top-color: #00ff88;
    animation: spin 1s linear infinite;
}

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

/* Form validation */
input:invalid, textarea:invalid {
    border-color: #ff4444;
}

input:valid, textarea:valid {
    border-color: #00ff88;
}

/* Tooltips */
[data-tooltip] {
    position: relative;
    cursor: help;
}

[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #222;
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.9em;
    white-space: nowrap;
    z-index: 100;
}