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

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

body {
    overflow-x: hidden;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0A0A0A;
}

::-webkit-scrollbar-thumb {
    background: #2E2E2E;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

::selection {
    background: rgba(255, 107, 74, 0.3);
    color: #fff;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.service-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease, background 0.4s ease;
}

.nav-visible #navbar {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(46, 46, 46, 0.5);
}

.nav-visible #navbar .text-charcoal-600 {
    color: #999;
}

#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

#mobile-menu .mobile-menu-link {
    animation: fadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

#mobile-menu .mobile-menu-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu .mobile-menu-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu .mobile-menu-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu .mobile-menu-link:nth-child(4) { animation-delay: 0.2s; }

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    .service-card {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .service-card.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

@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;
    }
}