*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* NAVBAR SCROLL */
#navbar.scrolled {
    background: rgba(5, 13, 26, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

/* HERO ANIMATIONS */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-up {
    animation: fadeUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* REVEAL ON SCROLL */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal[data-revealed="false"] {
    opacity: 0;
    transform: translateY(40px);
}

/* MOBILE MENU */
#mobile-menu {
    pointer-events: none;
}

#mobile-menu.open {
    pointer-events: all;
    transform: translateX(0);
}

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#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; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* SERVICE CARD HOVER */
.service-card {
    transition: border-color 0.5s ease, background 0.5s ease;
}

.service-card:hover {
    background: rgba(42, 168, 126, 0.03);
}

/* FOCUS STYLES */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #4DC49A;
    outline-offset: 2px;
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .animate-fade-up { animation: none; opacity: 1; }
    .reveal { opacity: 1; transform: none; }
    .reveal[data-revealed="false"] { opacity: 1; transform: none; }
    .service-card { transition: none; }
    .aspect-square img, .aspect-square img { transition: none; }
}

/* SELECTION */
::selection {
    background: rgba(42, 168, 126, 0.2);
    color: #0A1628;
}