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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: #d13f1e;
    color: #fefdfb;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #fdf9f0;
}
::-webkit-scrollbar-thumb {
    background: #d13f1e;
    border-radius: 3px;
}

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

#mobileMenu.close {
    opacity: 0;
    pointer-events: none;
}

/* Nav scroll state */
.nav-scrolled #navbar {
    background: rgba(254, 253, 251, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(44, 24, 16, 0.08);
}

.nav-scrolled #navbar .nav-link {
    color: #2C1810;
}

.nav-scrolled #navbar .nav-link:hover {
    color: #d13f1e;
}

/* Mobile hamburger animation */
#menuBtn.active #bar1 {
    transform: rotate(45deg) translate(3px, 3px);
}
#menuBtn.active #bar2 {
    opacity: 0;
    width: 0;
    margin-left: 0;
}
#menuBtn.active #bar3 {
    transform: rotate(-45deg) translate(3px, -3px);
}

/* Mobile links */
.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.3s ease;
}

#mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }

/* Scroll reveal base - always visible by default (progressive enhancement) */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll reveal - enhanced with JS */
@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; }
}

/* Image hover smoothness */
img {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
}

/* Focus styles */
a:focus-visible, button:focus-visible {
    outline: 2px solid #d13f1e;
    outline-offset: 2px;
    border-radius: 2px;
}

/* Print */
@media print {
    nav, #mobileMenu, .reveal { display: none; }
    body { color: #000; background: #fff; }
}