/* Tim Bot Custom Styles */

/* Base styles */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom scrollbar for webkit browsers */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

/* PWA install prompt styles (for future use) */
.pwa-install-prompt {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #25D366;
    color: white;
    padding: 12px 24px;
    border-radius: 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    font-weight: 500;
    z-index: 1000;
    display: none;
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #25D366;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Mobile optimizations */
@media (max-width: 640px) {
    .conversation-card {
        max-width: 100%;
    }

    .message-bubble {
        max-width: 90%;
    }
}

/* Dark mode support (future) */
@media (prefers-color-scheme: dark) {
    /* Dark mode styles to be added later */
}