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

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

body {
    overflow-x: hidden;
}

/* Selection color */
::selection {
    background-color: #059669;
    color: #FDFCF8;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FDFCF8;
}
::-webkit-scrollbar-thumb {
    background: #059669;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

/* Navigation transitions */
#navbar.scrolled {
    background-color: rgba(253, 252, 248, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-shadow: 0 1px 0 rgba(5, 150, 105, 0.1);
}

.nav-logo {
    transition: color 0.3s ease;
}

/* Mobile menu */
#mobile-menu {
    animation: slideDown 0.3s ease forwards;
}

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

/* Service cards */
.service-card {
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.5s ease, border-color 0.5s ease;
}

.service-card:hover {
    transform: translateY(-4px);
}

/* Reveal animations - progressive enhancement */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Form focus styles */
input:focus, textarea:focus {
    outline: none;
}

/* Smooth image loading */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* Utility - thin lines */
.divider-line {
    width: 60px;
    height: 1px;
    background: linear-gradient(to right, #059669, transparent);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .font-serif {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }
}