/* Base & utilities */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

/* Navbar */
.nav-fixed { position: fixed; top: 0; left: 0; right: 0; transition: box-shadow 0.3s ease; }
.nav-scrolled { box-shadow: 0 1px 20px rgba(15, 33, 64, 0.08); }

/* Service cards */
.service-card { transform: translateY(0); }
.service-card:hover { transform: translateY(-4px); }

/* Neighborhood cards */
.neighborhood-card { transform: translateY(0); }
.neighborhood-card:hover { transform: translateY(-4px); }

/* Backdrop border for testimonial cards */
.backdrop-border { background: rgba(255, 255, 255, 0.06); backdrop-filter: blur(12px); }

/* Mobile menu */
#mobile-menu { animation: slideDown 0.25s ease; }
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #F0FBF7; }
::-webkit-scrollbar-thumb { background: #ABE8CC; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #7DD3B0; }

/* Select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Focus visible */
:focus-visible { outline: 2px solid #4FBF95; outline-offset: 2px; }

/* Selection */
::selection { background: #D5F5E8; color: #0F2140; }