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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(52, 211, 153, 0.2);
    color: #A7F3D0;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #040B14;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Navbar */
.navbar-scrolled #navbar {
    background: rgba(1, 5, 10, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #34D399;
    transition: width 0.3s ease;
}

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

/* Mobile menu */
.mobile-menu-open {
    opacity: 1 !important;
    pointer-events: all !important;
}

#bar1.menu-open {
    transform: translateY(6px) rotate(45deg);
}
#bar2.menu-open {
    opacity: 0;
}
#bar3.menu-open {
    transform: translateY(-6px) rotate(-45deg);
    width: 1.5rem;
}

/* Service cards */
.service-card {
    position: relative;
    transition: background 0.5s ease;
}

.service-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: linear-gradient(90deg, rgba(52, 211, 153, 0.05), transparent);
    transition: width 0.5s ease;
}

.service-card:hover::before {
    width: 100%;
}

/* Gallery */
.gallery-item {
    position: relative;
    overflow: hidden;
}

/* Contact form */
input:focus,
textarea:focus,
select:focus {
    border-color: rgba(52, 211, 153, 0.6) !important;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* Responsive */
@media (max-width: 640px) {
    .font-serif {
        line-height: 1.1;
    }
}