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

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    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);
    }

    .scroll-reveal:nth-child(2) { transition-delay: 0.1s; }
    .scroll-reveal:nth-child(3) { transition-delay: 0.2s; }
    .scroll-reveal:nth-child(4) { transition-delay: 0.3s; }
    .scroll-reveal:nth-child(5) { transition-delay: 0.4s; }
    .scroll-reveal:nth-child(6) { transition-delay: 0.5s; }
}

/* Navbar */
#navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

#navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* Mobile menu transitions */
#mobile-menu {
    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: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Focus visible styles */
*:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
}

/* Subtle pattern for hero background */
#hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(13, 148, 136, 0.04) 1px, transparent 0);
    background-size: 32px 32px;
    pointer-events: none;
}