/* API Key Configuration Modal */
.api-key-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    animation: fadeIn 0.3s ease;
}

.api-key-modal-content {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    max-width: 450px;
    width: 90%;
    text-align: center;
    position: relative;
    animation: slideInUp 0.3s ease;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.api-key-modal-content h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.api-key-modal-content p {
    color: var(--text);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.api-key-features {
    display: grid;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    text-align: left;
}

.feature {
    color: var(--text);
    font-size: 0.9rem;
    opacity: 0.9;
}

.api-key-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 14px;
    margin-bottom: 1rem;
    transition: border-color 0.3s ease;
}

.api-key-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.api-key-input::placeholder {
    color: var(--text);
    opacity: 0.5;
}

.api-key-error {
    display: none;
    color: #ef4444;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    padding: 0.5rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 6px;
}

.api-key-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.api-key-buttons .btn-primary,
.api-key-buttons .btn-secondary {
    flex: 1;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 14px;
}

.api-key-buttons .btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
}

.api-key-buttons .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.3);
}

.api-key-buttons .btn-secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.api-key-buttons .btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.api-key-note {
    color: var(--text);
    opacity: 0.7;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Enhanced Chat Features */
.chat-enhanced-indicator {
    position: absolute;
    top: -8px;
    right: -8px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 10px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.chat-context-indicator {
    font-size: 11px;
    color: var(--primary);
    opacity: 0.8;
    margin: 4px 0;
    text-align: center;
}

.enhanced-response {
    border-left: 3px solid var(--accent);
    padding-left: 12px;
}

/* Conversation Controls */
.conversation-controls {
    display: flex;
    justify-content: center;
    padding: 8px 20px;
    border-top: 1px solid var(--border);
    gap: 8px;
}

.control-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s;
}

.control-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .api-key-modal-content {
        width: 95%;
        padding: 1.5rem;
    }
    
    .api-key-buttons {
        flex-direction: column;
    }
    
    .api-key-buttons .btn-primary,
    .api-key-buttons .btn-secondary {
        width: 100%;
    }
}

/* Token Usage Indicator */
.token-usage {
    font-size: 10px;
    color: var(--text);
    opacity: 0.6;
    text-align: center;
    padding: 4px 0;
    border-top: 1px solid var(--border);
}

.token-usage.warning {
    color: #f59e0b;
}

.token-usage.error {
    color: #ef4444;
}