/* Base & Utilities */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

/* Scroll Reveal - Progressive Enhancement */
.scroll-reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .stat-card {
        animation: float 4s ease-in-out infinite;
    }
    .stat-card:nth-child(2) {
        animation-delay: 0.5s;
    }
    .stat-card:nth-child(3) {
        animation-delay: 1s;
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Navbar Scroll State */
.navbar-scrolled {
    background: rgba(253, 252, 248, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 12px rgba(4, 112, 84, 0.08);
}

.navbar-scrolled .nav-link {
    color: rgba(6, 78, 59, 0.7) !important;
}

.navbar-scrolled .nav-link:hover {
    color: #047857 !important;
}

/* Mobile Menu Animation */
#mobileMenu {
    animation: slideDown 0.25s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #F9F8F3;
}
::-webkit-scrollbar-thumb {
    background: #047857;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #035C44;
}

/* Selection */
::selection {
    background: rgba(4, 120, 87, 0.15);
    color: #064E3B;
}