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

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    color: #0f172a;
    background-color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #7c3aed;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Navbar scroll state */
.navbar-scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(124, 58, 237, 0.08);
}

.navbar-scrolled .nav-link {
    color: #1e1b4b;
}

/* Mobile menu */
.mobile-nav-link {
    position: relative;
}

/* Service cards */
.service-card {
    position: relative;
    overflow: hidden;
}

/* Reveal animations - progressive enhancement */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }

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

    .service-card {
        opacity: 0;
        transform: translateY(16px);
    }

    .service-card.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Form styling */
input:focus, textarea:focus {
    border-color: #7c3aed !important;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

/* Selection */
::selection {
    background-color: rgba(124, 58, 237, 0.15);
    color: #1e1b4b;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #faf5ff;
}

::-webkit-scrollbar-thumb {
    background: #d8b4fe;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a855f7;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #7c3aed;
    outline-offset: 2px;
}

/* Smooth image loading */
img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}