/* Global Variables */
:root {
    --brand-green: #166534;
    --brand-dark: #0f172a;
    --brand-accent: #facc15;
}

/* Typography */
body {
    font-family: 'Outfit', sans-serif;
}

h1, h2, h3 {
    font-family: 'Space Grotesk', sans-serif;
}

/* Global Behaviors */
html {
    scroll-behavior: smooth;
}

/* Utilities */
.hero-gradient {
    background: linear-gradient(rgba(15, 23, 42, 0.9), rgba(22, 101, 52, 0.8));
}

/* Navigation: Hover Underline Effect */
.nav-link {
    position: relative;
    transition: color 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--brand-accent);
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

/* Navigation: Dropdown Animations */
.dropdown-menu {
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
}

/* Show dropdown when parent group is hovered */
.group:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}