/* Tablet Styles */
@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .project-preview {
        max-height: 300px;
    }
    
    .progress-steps {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .step {
        flex: 0 0 calc(33.333% - 1rem);
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    .app-container {
        margin: 10px;
        height: calc(100vh - 20px);
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .logo-section {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .header-actions {
        width: 100%;
        justify-content: center;
    }
    
    .main-content {
        padding: 1rem;
        grid-template-columns: 1fr;
    }
    
    .pipeline-progress {
        padding: 1rem;
    }
    
    .progress-steps {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .step {
        flex: none;
        flex-direction: row;
        gap: 1rem;
        text-align: left;
    }
    
    .step-label {
        flex: 1;
        text-align: left;
    }
    
    .progress-bar {
        display: none;
    }
    
    .message {
        max-width: 95%;
    }
    
    .chat-input-container {
        padding: 1rem;
    }
    
    .status-content {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .input-wrapper {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .send-button {
        align-self: flex-end;
        width: 100%;
        height: 44px;
    }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
    .app-container {
        margin: 5px;
        height: calc(100vh - 10px);
    }
    
    .app-header {
        padding: 0.75rem 1rem;
    }
    
    .main-content {
        padding: 0.75rem;
    }
    
    .logo h1 {
        font-size: 1.25rem;
    }
    
    .tagline {
        font-size: 0.75rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
    
    .chat-messages {
        padding: 1rem;
    }
    
    .message {
        gap: 0.75rem;
    }
    
    .message-avatar {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
    
    .message-content {
        padding: 0.75rem 1rem;
    }
}

/* High DPI Screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-icon, .send-icon, .folder-icon, .file-icon {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1e293b;
        --bg-secondary: #334155;
        --bg-tertiary: #475569;
        --text-primary: #f8fafc;
        --text-secondary: #cbd5e1;
        --text-light: #94a3b8;
        --border-color: #475569;
    }
    
    body {
        background: linear-gradient(135deg, #1e3a8a 0%, #7e22ce 100%);
    }
}

/* Print Styles */
@media print {
    .chat-input-container,
    .header-actions,
    .status-bar,
    .preview-actions {
        display: none !important;
    }
    
    .app-container {
        margin: 0;
        box-shadow: none;
        border-radius: 0;
    }
    
    body {
        background: white;
    }
}