/* Base styles and custom utilities */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #020617;
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #14b8a6;
}

/* Hero reveal animations - ONLY below the fold content */
.service-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease, background-color 0.5s ease;
}

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

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .service-card,
    .section-reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Mobile menu transitions */
#mobile-menu {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Navbar transition */
#navbar.scrolled {
    background: rgba(2, 6, 23, 0.95);
    backdrop-filter: blur(10px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Service card stagger animation - progressive enhancement */
.service-card {
    opacity: 0;
    transform: translateY(30px);
}

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

/* Default state: all content visible */
.section-reveal {
    opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
    .section-reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    
    .section-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Subtle hover effects */
a {
    transition: color 0.3s ease;
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}