:root {
            --primary: #6c5ce7;
            --primary-dark: #5649c0;
            --secondary: #00cec9;
            --dark: #2d3436;
            --light: #f5f6fa;
            --danger: #d63031;
            --success: #00b894;
            --warning: #fdcb6e;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: #f8f9fa;
            color: var(--dark);
            line-height: 1.6;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
        }

        header {
            text-align: center;
            margin-bottom: 2rem;
        }

        h1 {
            font-size: 2.5rem;
            margin-bottom: 0.5rem;
            color: var(--primary);
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .subtitle {
            color: #666;
            font-size: 1.1rem;
        }

        .app-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }

        .controls {
            padding: 2rem;
            background: white;
        }

        .image-preview {
            padding: 2rem;
            background: #f1f3f5;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 600px;
            position: relative;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }

        input, textarea, select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        textarea {
            min-height: 120px;
            resize: vertical;
        }

        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
        }

        .btn {
            display: inline-block;
            padding: 0.8rem 1.5rem;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
        }

        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(108, 92, 231, 0.3);
        }

        .btn-block {
            display: block;
            width: 100%;
        }

        .btn-secondary {
            background-color: var(--secondary);
        }

        .btn-secondary:hover {
            background-color: #00b5ad;
        }

        .toggle-group {
            display: flex;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .toggle-option {
            flex: 1;
        }

        .toggle-option input {
            display: none;
        }

        .toggle-option label {
            display: block;
            padding: 0.8rem 1rem;
            background-color: #eee;
            border-radius: 8px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .toggle-option input:checked + label {
            background-color: var(--primary);
            color: white;
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .checkbox-group input {
            width: auto;
        }

        .checkbox-group label {
            margin-bottom: 0;
            font-weight: normal;
        }

        .generated-image {
            max-width: 100%;
/*            max-height: 750px;*/
            height: 750px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            display: none;
        }

        .placeholder {
            text-align: center;
            color: #666;
        }

        .placeholder i {
            font-size: 4rem;
            color: #ddd;
            margin-bottom: 1rem;
        }

        .loading {
            display: none;
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.8);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 10;
        }

        .spinner {
            width: 100px;
            height: 100px;
            border: 5px solid #f3f3f3;
            border-top: 5px solid var(--primary);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-bottom: 1rem;
        }

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

        .download-btn {
            margin-top: 1rem;
            display: none;
        }

        .accept-btn {
            margin-top: 1rem;
            display: none;
        }

        .history {
            margin-top: 2rem;
        }

        .history h3 {
            margin-bottom: 1rem;
            color: var(--primary);
        }

        .history-items {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 1rem;
        }

        .history-item {
            border-radius: 8px;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
        }

        .history-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        .history-item img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            display: block;
        }

        .history-item .prompt {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 0.5rem;
            font-size: 0.8rem;
            display: none;
        }

        .history-item:hover .prompt {
            display: block;
        }

        .tab-container {
            margin-bottom: 1.5rem;
        }

        .tabs {
            display: flex;
            border-bottom: 1px solid #ddd;
            margin-bottom: 1rem;
        }

        .tab {
            padding: 0.5rem 1rem;
            cursor: pointer;
            border-bottom: 3px solid transparent;
            transition: all 0.3s ease;
        }

        .tab.active {
            border-bottom-color: var(--primary);
            color: var(--primary);
            font-weight: 600;
        }

        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
        }

        .settings-icon {
            position: absolute;
            top: 1rem;
            right: 1rem;
            font-size: 1.2rem;
            color: #666;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .settings-icon:hover {
            color: var(--primary);
            transform: rotate(90deg);
        }

        .advanced-settings {
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 8px;
            margin-top: 1rem;
            display: none;
        }

        .advanced-settings.active {
            display: block;
        }

        .preferences-settings {
            background: #f8f9fa;
            padding: 1rem;
            border-radius: 8px;
            margin-top: 1rem;
            display: none;
        }

        .preferences-settings.active {
            display: block;
        }

        .dimensions {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        footer {
            text-align: center;
            margin-top: 2rem;
            color: #666;
            font-size: 0.9rem;
        }

        @media (max-width: 768px) {
            .app-container {
                grid-template-columns: 1fr;
            }
            
            .dimensions {
                grid-template-columns: 1fr;
            }
        }

        /* Toast notification */
        .toast {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: var(--dark);
            color: white;
            padding: 1rem 1.5rem;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transform: translateY(100px);
            opacity: 0;
            transition: all 0.3s ease;
            z-index: 1000;
        }

        .toast.show {
            transform: translateY(0);
            opacity: 1;
        }

        .toast.success {
            background: var(--success);
        }

        .toast.error {
            background: var(--danger);
        }