/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family-text);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    /* Smooth transition for theme change */
    transition: background-color 0.5s ease, color 0.5s ease;
}


body.no-scroll {
    overflow: hidden;
}

/* NEW: Dark Mode Styles */
body.dark-mode {
    /* Backgrounds */
    --background-primary: #1A202C; 
    --background-secondary: #2D3748; 
    --background-tertiary: #4A5568; 
    
    /* Text Colors - ADJUSTED FOR BETTER CONTRAST */
    --text-primary: #E2E8F0; 
    --text-secondary: #A0AEC0; 
    --text-tertiary: #718096; 

    /* Accent Colors (adjusted for contrast on dark) */
    --accent-blue: #63B3ED; 
    --accent-purple: #B794F4; 
    --accent-green: #68D391; 
    --accent-orange: #F6AD55; 
    --accent-red: #FC8181; 

    /* Navbar specific variables for dark mode */
    --navbar-bg: rgba(26, 32, 44, 0.8); 
    --navbar-bg-scrolled: rgba(26, 32, 44, 0.95);
    --navbar-border-color: rgba(255, 255, 255, 0.1); 

    /* Card background for dark mode (originally white in light mode) */
    --card-bg: var(--background-secondary); 

    /* NEW: Footer specific variables for dark mode */
    --footer-background: var(--background-primary); 
    --footer-text: var(--text-primary); 

    /* Shadows might need adjustment for dark mode visibility */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Main Wrapper */
.main-wrapper {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
}

.main-wrapper.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}