:root {
    /* Modern Palette - Slate/Indigo Theme */
    --primary: #1b70f5;       
    --primary-hover: rgb(70, 186, 240); 
    --secondary: #64748b;    
    --success: #10b981;       
    --info: #3b82f6;         
    --warning: #f59e0b;      
    --danger: #ef4444;        
    
    --light: #f8fafc;         
    --dark: #0f172a;         
    --white: #ffffff;
    --white-light: #fff2f2;
    
    --bg-body: #f1f5f9;     
    --bg-card: #ffffff;
    
    --text-main: #1e293b;    
    --text-muted: #64748b;    
    --border-color: #e2e8f0;  


    --spacing-xs: 0.6rem;
    --spacing-sm: 0.85rem;
    --spacing-md: 1.05rem;
    --spacing-lg: 1.55rem;
    --spacing-xl: 2.7rem;

    --radius-sm: 0.385rem;   
    --radius-md: 0.55rem;      
    --radius-lg: 0.79rem;     
    --radius-xl: 1.1rem;    
    
    /* Shadows - Tailwind Style */
    --shadow-sm: 0 1px 2px 0 rgba(33, 39, 48, 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-main);
    font-weight: 600;
    letter-spacing: -0.025em;
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }