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

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Service cards */
.service-card {
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0d9488, #2dd4bf);
    border-radius: 3xl 3xl 0 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.service-card:hover::before {
    transform: scaleX(1);
}

/* Gallery images */
.gallery-img {
    overflow: hidden;
    cursor: pointer;
}
.gallery-img img {
    transition: transform 0.5s ease;
}
.gallery-img:hover img {
    transform: scale(1.08);
}

/* Testimonial cards */
.testimonial-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

/* Mobile menu animation */
#mobileMenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
}
#mobileMenu.open {
    max-height: 400px;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

/* Scroll reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Navbar scroll state */
.nav-scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}