/* CSS Gradient Generator Specific Styles */
.tool-interface {
    padding: var(--spacing-12) 0;
    background: var(--white);
}

.tool-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.control-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.form-control {
    width: 100%;
    padding: var(--spacing-3);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    background: var(--white);
    color: var(--gray-900);
    cursor: pointer;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

#colorStopsList {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-3);
}

.color-stop {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
    padding: var(--spacing-3);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
}

.color-input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.color-input-group .color-input {
    width: 50px;
    height: 40px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.color-input-group .color-input:hover {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.color-input-group .color-hex {
    flex: 1;
    padding: var(--spacing-2);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    transition: var(--transition-fast);
}

.color-input-group .color-hex:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.position-input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.position-slider {
    flex: 1;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--gray-200);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.position-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.position-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.position-value {
    font-weight: 600;
    color: var(--primary-color);
    font-size: var(--font-size-xs);
    min-width: 40px;
    text-align: right;
}

.stop-actions {
    display: flex;
    justify-content: flex-end;
}

.btn-icon {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--gray-200);
    color: var(--gray-700);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    font-size: var(--font-size-xs);
}

.btn-icon:hover {
    background: var(--error-color, #ef4444);
    color: var(--white);
    transform: scale(1.1);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
}

.control-actions {
    display: flex;
    gap: var(--spacing-3);
    grid-column: 1 / -1;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-2);
}

.gradient-results {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.gradient-preview {
    width: 100%;
    height: 300px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--gray-200);
    margin-bottom: var(--spacing-6);
    background: linear-gradient(to right, #ff0000, #0000ff);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.gradient-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, #ccc 25%, transparent 25%), 
        linear-gradient(-45deg, #ccc 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #ccc 75%), 
        linear-gradient(-45deg, transparent 75%, #ccc 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    opacity: 0.3;
    z-index: 0;
}

.css-code-section {
    margin-bottom: var(--spacing-6);
}

.css-code-section h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-4);
}

.css-code {
    background: var(--gray-900);
    color: var(--gray-100);
    padding: var(--spacing-6);
    border-radius: var(--radius-lg);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    overflow-x: auto;
    border: 2px solid var(--gray-700);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.variations-section {
    margin-bottom: var(--spacing-6);
}

.variations-section h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-4);
}

.variations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-4);
}

.variation-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
    padding: var(--spacing-3);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition-fast);
}

.variation-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.variation-preview {
    width: 100%;
    height: 80px;
    border-radius: var(--radius-md);
    border: 2px solid var(--gray-300);
    margin-bottom: var(--spacing-2);
}

.variation-item h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.variation-item code {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: var(--font-size-xs);
    color: var(--gray-600);
    background: var(--gray-100);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-sm);
}

.variation-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: var(--spacing-2);
}

.gradient-actions {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 768px) {
    .tool-interface {
        padding: var(--spacing-8) 0;
    }

    .tool-controls {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
        padding: var(--spacing-4);
    }

    .control-actions {
        grid-column: 1;
        flex-direction: column;
    }

    .control-actions .btn {
        width: 100%;
    }

    .gradient-preview {
        height: 200px;
    }

    .gradient-results {
        padding: var(--spacing-4);
    }

    .css-code {
        padding: var(--spacing-4);
        font-size: var(--font-size-xs);
    }

    .variations-grid {
        grid-template-columns: 1fr;
    }

    .gradient-actions {
        flex-direction: column;
    }

    .gradient-actions .btn {
        width: 100%;
    }

    .color-input-group {
        flex-direction: column;
        align-items: stretch;
    }

    .color-input-group .color-input {
        width: 100%;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .gradient-preview {
        height: 150px;
    }

    .css-code {
        padding: var(--spacing-3);
        font-size: 0.7rem;
    }

    .variation-preview {
        height: 60px;
    }
}