/* Base & Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0A1628;
}
::-webkit-scrollbar-thumb {
    background: #C9A84C;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #D4B96A;
}

/* Selection */
::selection {
    background: #C9A84C;
    color: #0A1628;
}

/* Service card hover */
.service-card {
    transition: background-color 0.5s ease;
}

/* Project card */
.project-card {
    cursor: pointer;
}

/* Navbar transitions */
nav.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

nav:not(.scrolled) {
    background: transparent;
}

/* Mobile menu animations */
.mobile-link {
    opacity: 0;
    transform: translateY(10px);
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Form select styling */
select option {
    background: #0A1628;
    color: #fff;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #C9A84C;
    outline-offset: 2px;
}