Title 3 Basics of Interior Design Element 1 SPACE The foundation of design Positive space = furniture & décor Negative space = empty breathing room Goal: Balance both for comfort & flow. Element 2 LINE Shapes the structure of your Home Interior Horizontal lines: calm & stability Vertical lines: height & strength Dynamic lines: movement & energy Geometric = sharp, modern Organic = natural, soft Tip: Mix forms to create harmony without clutter. Element 3 FORM