:root {
    /* Warm Professional Palette */
    --color-primary: #FF6B6B;      /* Coral - energetic but friendly */
    --color-secondary: #4ECDC4;    /* Teal - calming accent */
    --color-accent: #FFE66D;       /* Warm Yellow - highlights */
    --color-bg: #FFF8F5;           /* Cream - soft background */
    --color-surface: #FFFFFF;      /* White - cards/messages */
    --color-text: #2D3436;         /* Dark Gray - primary text */
    --color-text-light: #636E72;   /* Medium Gray - secondary text */
    --color-border: #FFD3B6;       /* Light Coral - borders */
    --color-success: #00B894;      /* Green - success states */
    --color-error: #E17055;        /* Warm Red - errors */
    --color-user-msg: #FFF0EC;     /* Very Light Coral - user messages */
    --color-bot-msg: #F1F2F6;      /* Light Gray - bot messages */
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(255, 107, 107, 0.1);
    --shadow-md: 0 4px 12px rgba(255, 107, 107, 0.15);
    --shadow-lg: 0 8px 24px rgba(255, 107, 107, 0.2);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}