/* Base & Utilities */
html {
    scroll-behavior: smooth;
}

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

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal:not(.revealed) {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }

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

/* Navbar scroll state */
nav.scrolled {
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(4, 78, 59, 0.08);
}

nav.scrolled .navbar-brand {
    color: #064e3b;
}

/* Mobile menu */
#mobile-menu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Active nav link */
.nav-link-active {
    color: #059669;
    position: relative;
}

.nav-link-active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #059669;
    border-radius: 1px;
}

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

::-webkit-scrollbar-track {
    background: #ecfdf5;
}

::-webkit-scrollbar-thumb {
    background: #6ee7b7;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #34d399;
}

/* Button active state */
button:active,
a:active {
    transform: scale(0.98);
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #ecfdf5 0%, #fdf9ee 100%);
}

/* Focus styles */
:focus-visible {
    outline: 2px solid #059669;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection color */
::selection {
    background: #a7f3d0;
    color: #064e3b;
}