/* Base styles */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    font-family: 'Inter', system-ui, sans-serif;
    background-color: #020617;
    color: #fff;
}

/* Selection color */
::selection {
    background-color: rgba(20, 184, 166, 0.3);
    color: #f0fdfa;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f172a;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* Service cards - scroll reveal initial state (progressive enhancement) */
.service-card,
.feature-card {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .service-card.reveal,
    .feature-card.reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .service-card.reveal.visible,
    .feature-card.reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar blur on scroll */
.navbar-scrolled {
    background-color: rgba(2, 6, 23, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(14, 165, 140, 0.1);
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.25s ease-out;
}

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

/* Focus visible */
:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 2px;
}

/* Ensure images don't overflow */
img {
    max-width: 100%;
    height: auto;
}