/* Message Styles */
.message {
    margin-bottom: 30px;
    display: flex;
    align-items: flex-start;
    gap: 18px;
    animation: messageSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    animation-fill-mode: forwards;
}

.message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.message-avatar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    pointer-events: none;
}

.message.user .message-avatar {
    background: var(--user-gradient);
    color: white;
}

.message.assistant .message-avatar {
    background: var(--success-gradient);
    color: white;
}

.message.system .message-avatar {
    background: var(--warning-gradient);
    color: #333;
}

.message-avatar:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.message-content {
    max-width: 75%;
    padding: 20px 25px;
    border-radius: var(--border-radius);
    word-wrap: break-word;
    line-height: 1.7;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.message-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    pointer-events: none;
}

.message-content > * {
    position: relative;
    z-index: 1;
}

.message.user .message-content {
    background: var(--user-gradient);
    color: white;
    border-bottom-right-radius: 8px;
}

.message.assistant .message-content {
    background: var(--bg-primary);
    color: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-bottom-left-radius: 8px;
}

.message.system .message-content {
    background: linear-gradient(135deg, #fff3cd, #ffeaa7);
    color: #856404;
    border: 1px solid #ffeaa7;
    text-align: center;
    font-style: italic;
    max-width: 90%;
    border-radius: var(--border-radius);
}

.message-content:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.message-time {
    font-size: 0.75rem;
    opacity: 0.6;
    margin-top: 10px;
    font-weight: 500;
}

/* Enhanced Typography */
.message-content h1, 
.message-content h2, 
.message-content h3 {
    margin: 20px 0 12px 0;
    color: inherit;
    font-weight: 700;
    line-height: 1.3;
}

.message-content h1 { 
    font-size: 1.4em; 
    border-bottom: 2px solid rgba(0,0,0,0.1);
    padding-bottom: 8px;
}

.message-content h2 { 
    font-size: 1.25em; 
    color: #2c3e50;
}

.message-content h3 { 
    font-size: 1.1em; 
    color: #34495e;
}

.message.user .message-content h1,
.message.user .message-content h2,
.message.user .message-content h3 {
    color: rgba(255, 255, 255, 0.95);
}

.message.assistant .message-content h1,
.message.assistant .message-content h2,
.message.assistant .message-content h3 {
    color: rgba(255, 255, 255, 0.95);
}

.message-content strong {
    font-weight: 700;
    color: #1a365d;
}

.message.user .message-content strong {
    color: rgba(255, 255, 255, 0.95);
}

.message.assistant .message-content strong {
    color: #ffffff;
    font-weight: 800;
}

.message-content ul, 
.message-content ol {
    margin: 18px 0;
    padding-left: 30px;
}

.message-content li {
    margin: 10px 0;
    line-height: 1.6;
    color: inherit;
}

.message-content li::marker {
    color: #3182ce;
    font-weight: bold;
}

.message.user .message-content li::marker {
    color: rgba(255, 255, 255, 0.8);
}

.message.assistant .message-content li::marker {
    color: rgba(255, 255, 255, 0.8);
}

.message-content code {
    background: rgba(0, 0, 0, 0.08);
    padding: 4px 10px;
    border-radius: 8px;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    font-size: 0.9em;
    border: 1px solid rgba(0, 0, 0, 0.1);
    font-weight: 500;
    color: #2d3748;
}

.message.user .message-content code {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.95);
}

.message.assistant .message-content code {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.message-content blockquote {
    border-left: 4px solid #3182ce;
    padding-left: 20px;
    margin: 20px 0;
    font-style: italic;
    color: #4a5568;
    background: rgba(49, 130, 206, 0.05);
    padding: 15px 20px;
    border-radius: 0 8px 8px 0;
}

.message.user .message-content blockquote {
    border-left-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
}

.message.assistant .message-content blockquote {
    border-left-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
}

/* Ensure all text in assistant messages has good contrast */
.message.assistant .message-content {
    color: #ffffff;
}

.message.assistant .message-content p {
    color: #ffffff;
}

.message.assistant .message-content em {
    color: rgba(255, 255, 255, 0.9);
    font-style: italic;
}

/* Typing Indicator */
.typing-indicator {
    display: none;
    margin-bottom: 20px;
    align-items: flex-start;
    gap: 18px;
    animation: messageSlideIn 0.3s ease-out;
    position: relative;
    z-index: 1;
}

.typing-indicator .message-content {
    background: var(--bg-primary);
    border: 1px solid rgba(0, 0, 0, 0.08);
    padding: 20px 25px;
    border-radius: var(--border-radius);
    border-bottom-left-radius: 8px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.typing-dots {
    display: flex;
    gap: 4px;
}

.typing-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #007bff;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) { animation-delay: -0.32s; }
.typing-dots span:nth-child(2) { animation-delay: -0.16s; }
.typing-dots span:nth-child(3) { animation-delay: 0s; }

@keyframes typing {
    0%, 80%, 100% { 
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% { 
        transform: scale(1.2);
        opacity: 1;
    }
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile responsive message styles */
@media (max-width: 768px) {
    .message {
        margin-bottom: 20px;
        gap: 12px;
    }
    
    .message-avatar {
        width: 36px;
        height: 36px;
        font-size: 1.1rem;
    }
    
    .message-content {
        max-width: 85%;
        padding: 14px 16px;
        font-size: 0.9rem;
    }
    
    .message-content h1 { 
        font-size: 1.2em; 
        margin: 15px 0 10px 0;
    }
    
    .message-content h2 { 
        font-size: 1.1em; 
        margin: 12px 0 8px 0;
    }
    
    .message-content h3 { 
        font-size: 1.05em; 
        margin: 10px 0 6px 0;
    }
    
    .message-content ul, 
    .message-content ol {
        margin: 12px 0;
        padding-left: 24px;
    }
    
    .message-content li {
        margin: 6px 0;
        line-height: 1.5;
    }
    
    .message-content code {
        padding: 3px 8px;
        font-size: 0.85em;
        border-radius: 6px;
    }
    
    .message-content blockquote {
        padding: 12px 16px;
        margin: 15px 0;
        border-radius: 0 6px 6px 0;
    }
}

@media (max-width: 480px) {
    .message {
        margin-bottom: 16px;
        gap: 10px;
    }
    
    .message-avatar {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
    
    .message-content {
        max-width: 90%;
        padding: 12px 14px;
        font-size: 0.85rem;
        line-height: 1.6;
    }
    
    .message-content h1 { 
        font-size: 1.15em; 
        margin: 12px 0 8px 0;
    }
    
    .message-content h2 { 
        font-size: 1.08em; 
        margin: 10px 0 6px 0;
    }
    
    .message-content h3 { 
        font-size: 1.02em; 
        margin: 8px 0 4px 0;
    }
    
    .message-content ul, 
    .message-content ol {
        margin: 10px 0;
        padding-left: 20px;
    }
    
    .message-content li {
        margin: 4px 0;
        line-height: 1.4;
    }
    
    .message-content code {
        padding: 2px 6px;
        font-size: 0.8em;
        border-radius: 4px;
    }
    
    .message-content blockquote {
        padding: 10px 12px;
        margin: 12px 0;
        border-radius: 0 4px 4px 0;
        border-left-width: 3px;
    }
    
    .typing-indicator .message-content {
        padding: 15px 20px;
        gap: 12px;
    }
    
    .typing-dots span {
        width: 10px;
        height: 10px;
    }
}