/* ── Custom styles for Sylvin's Automotive Center ── */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* ── Navigation scroll state ── */
#site-header.scrolled {
    background: rgba(240, 251, 247, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(6, 13, 26, 0.06);
}

#site-header.scrolled .font-serif,
#site-header.scrolled .nav-link,
#site-header.scrolled .mobile-nav-link {
    color: #060D1A;
}

/* ── Mobile menu ── */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

/* ── Service cards ── */
.service-card {
    will-change: transform;
}

/* ── Scroll reveal base (progressive enhancement) ── */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    
    .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; }
}

/* ── Feature items ── */
.feature-item {
    will-change: transform;
}

@media (prefers-reduced-motion: no-preference) {
    .feature-item {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .feature-item.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #F0FBF7;
}
::-webkit-scrollbar-thumb {
    background: #B3EAD4;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #7DD5B8;
}

/* ── Selection color ── */
::selection {
    background: #B3EAD4;
    color: #060D1A;
}
</style>