@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

body {
    font-family: 'Inter', sans-serif;
}

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

::-webkit-scrollbar-track {
    background: #1f2937;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: #4b5563;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #6b7280;
}

/* Animation for chat bubbles */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-bubble {
    animation: fadeInUp 0.3s ease-out forwards;
}
/* Loading indicator */
.loading-dots {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.loading-dots span {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
    opacity: 0.4;
    animation: loadingPulse 1.4s infinite ease-in-out;
}

.loading-dots span:nth-child(1) {
    animation-delay: 0s;
}

.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes loadingPulse {
    0%, 100% {
        opacity: 0.4;
        transform: scale(0.8);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Send button states */
#sendButton:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#sendButton:not(:disabled) {
    opacity: 1;
    cursor: pointer;
}

/* Better error messages */
.error-message {
    color: #ef4444;
    background-color: rgba(239, 68, 68, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    margin-top: 0.5rem;
    font-size: 0.875rem;
}