/* ===== BASE ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #2D2D2D; }
::-webkit-scrollbar-thumb { background: #FF6B4A; border-radius: 4px; }

/* ===== MOBILE MENU ===== */
#mobile-menu.open .menu-line:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
#mobile-menu.open .menu-line:nth-child(2) { opacity: 0; }
#mobile-menu.open .menu-line:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); width: 1.5rem; }

/* ===== SERVICE CARDS ===== */
.service-card {
    border: 1px solid rgba(255, 107, 74, 0.08);
    transition: border-color 0.3s ease, transform 0.3s ease;
}
.service-card:hover {
    border-color: rgba(255, 107, 74, 0.25);
    transform: translateY(-4px);
}

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .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; }
}

/* Fallback: content always visible if JS is disabled or reduced-motion is preferred */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ===== NAV SHADOW ON SCROLL ===== */
header.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

/* ===== CTA BUTTON HOVER ===== */
a[href^="tel"] {
    text-decoration: none;
}