:root {
    /* Premium TNGImpact Brand Colors */
    --color-primary-green: #00B545;
    --color-primary-green-hover: #009338;
    --color-primary-green-light: rgba(0, 181, 69, 0.1);
    
    --color-accent-orange: #FF6B00;
    --color-accent-orange-hover: #E56000;
    
    --color-accent-blue: #007AFF; /* Media accent */
    --color-accent-blue-light: rgba(0, 122, 255, 0.1);

    /* Elegant Neutrals */
    --color-bg-white: #FFFFFF;
    --color-bg-offwhite: #F9FAFB;
    --color-bg-dark: #111827;
    --color-text-dark: #1F2937;
    --color-text-muted: #6B7280;
    --color-border: #E5E7EB;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-heading: 'Outfit', var(--font-sans); /* A more premium heading font */
    
    /* Layout */
    --max-width: 1280px;
    --header-height: 90px;
    
    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-2xl: 8rem;

    /* Premium Radii & Shadows */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    /* Layered, soft shadows for depth */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Premium Gradients */
    --gradient-green: linear-gradient(135deg, #00B545 0%, #009338 100%);
    --gradient-dark: linear-gradient(135deg, #111827 0%, #1F2937 100%);
}

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

body {
    font-family: var(--font-sans);
    color: var(--color-text-dark);
    background-color: var(--color-bg-white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin-bottom: var(--space-md);
    color: var(--color-text-dark);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }

a {
    color: var(--color-primary-green);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a:hover {
    color: var(--color-primary-green-hover);
}

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

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Utilities */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-lg); }
.mt-3 { margin-top: var(--space-xl); }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-lg); }
.mb-3 { margin-bottom: var(--space-xl); }

/* Premium Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}