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

/* Smooth scroll offset for fixed nav */
section[id] { scroll-margin-top: 80px; }

/* Navbar scroll state */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(250, 246, 241, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(26, 39, 68, 0.08);
}

/* Hero image fade-in (below fold enhancement only — content is visible by default) */
@keyframes heroImageIn {
    from { opacity: 0; transform: scale(1.03); }
    to { opacity: 1; transform: scale(1); }
}

/* Service card hover lift */
.service-card, .reason-card {
    transform: translateY(0);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

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

/* Mobile menu animation */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

#mobile-menu.open {
    max-height: 400px;
    padding-top: 0;
}

/* Scroll-reveal animations (progressive enhancement — content visible without JS) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f5ede2; }
::-webkit-scrollbar-thumb { background: #d4a978; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #bc7d4a; }

/* Selection color */
::selection { background: rgba(217, 63, 30, 0.15); color: #1a2744; }