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

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

body {
    overflow-x: hidden;
}

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

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

body.menu-open {
    overflow: hidden;
}

/* Hamburger animation */
#menu-btn.active #menu-line-1 {
    transform: translateY(5px) rotate(45deg);
}

#menu-btn.active #menu-line-2 {
    opacity: 0;
}

#menu-btn.active #menu-line-3 {
    transform: translateY(-5px) rotate(-45deg);
    width: 1.25rem;
}

/* Scroll reveal base — visible by default, enhanced by JS */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .reveal.delay-1,
    .reveal.delay-2,
    .reveal.delay-3 {
        transition: none;
    }
}

/* Selection */
::selection {
    background: #D4582E;
    color: #FAF8F5;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #FAF8F5;
}
::-webkit-scrollbar-thumb {
    background: #E8E2DA;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #9E9792;
}