/* Design Tokens & CSS Variables for Arham Chemical */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette - Clean Light Theme */
    --color-bg-white: #ffffff;
    --color-bg-light: #f8f9fc;
    --color-bg-alt: #f1f4f8;
    
    /* Brand Accents - Clean & Professional */
    --color-primary-navy: #0f2c59;      /* Deep Trustworthy Navy Blue for main headers/text */
    --color-primary-navy-light: #1c4980;
    --color-accent-blue: #3085c3;       /* Science/Clean Highlight Blue */
    --color-accent-blue-soft: #e3f2fd;
    --color-accent-red: #c7253e;        /* Energetic Accent Red for active states/CTAs */
    --color-accent-red-hover: #b8001f;
    --color-accent-red-soft: #ffebee;
    
    /* Text Colors */
    --color-text-dark: #1b263b;         /* Charcoal for highly readable text */
    --color-text-muted: #5c677d;        /* Muted gray for captions/subtitles */
    --color-text-light: #8e9aaf;
    
    /* Borders & Accents */
    --color-border: #e2e8f0;
    --color-border-hover: #cbd5e1;
    --color-success: #2e7d32;
    --color-success-bg: #e8f5e9;

    /* Typographic Hierarchy */
    --font-family-headers: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-family-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Layout & Scale Systems */
    --container-max-width: 1200px;
    --border-radius-sm: 6px;
    --border-radius-md: 10px;
    --border-radius-lg: 16px;
    --border-radius-full: 9999px;
    
    /* Shadows - Ultra Soft & Modern */
    --shadow-sm: 0 2px 4px rgba(15, 44, 89, 0.04);
    --shadow-md: 0 6px 16px rgba(15, 44, 89, 0.06);
    --shadow-lg: 0 12px 32px rgba(15, 44, 89, 0.08);
    --shadow-focus: 0 0 0 4px rgba(48, 133, 195, 0.15);
    --shadow-focus-red: 0 0 0 4px rgba(199, 37, 62, 0.15);

    /* Animation and Transitions */
    --transition-fast: 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-normal: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Base resets & box sizing rules applied globally */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}