/* Base styles and custom properties */
:root {
    --emerald-700: #16a34a;
    --emerald-950: #14532d;
    --cream-50: #fefdf8;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation scroll state */
nav.scrolled {
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(22, 163, 74, 0.1);
}

nav.scrolled .nav-text {
    color: #14532d;
}

nav.scrolled .nav-text-sub {
    color: #16a34a;
}

nav.scrolled .nav-link {
    color: #14532d;
}

/* Reveal animations - progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.2s; }
    .reveal:nth-child(4) { transition-delay: 0.3s; }
}

/* Mobile menu transitions */
#mobileMenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

#mobileMenu.open {
    max-height: 400px;
    padding-top: 0;
}

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #16a34a;
    transition: width 0.3s ease;
}

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

/* Button focus states */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #16a34a;
    outline-offset: 2px;
}

/* Selection color */
::selection {
    background: #bbf7d0;
    color: #14532d;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #fefdf8;
}

::-webkit-scrollbar-thumb {
    background: #86efac;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #4ade80;
}

/* Form input autofill */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px #fefdf8 inset !important;
    -webkit-text-fill-color: #14532d !important;
}