/* Base & Utilities */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1628;
}
::-webkit-scrollbar-thumb {
    background: #1a3a6b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #22c55e;
}

/* Selection */
::selection {
    background: rgba(74, 222, 128, 0.3);
    color: #f0fdf4;
}

/* Service Card Hover Effects */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #4ade80, transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}
.service-card:hover::before {
    opacity: 1;
}

/* Navbar transition */
#navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Reduce motion preference */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .service-card::before {
        transition: none;
    }
    .aspect-square img,
    .aspect-square img.group-hover\:scale-110 {
        transition: none;
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #4ade80;
    outline-offset: 2px;
}

/* Select dropdown styling */
select option {
    background: #0f2140;
    color: #fff;
}