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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scroll reveal — progressive enhancement, only applies when JS loads */
.reveal {
    opacity: 1;
    transform: none;
    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: none;
}

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

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

.menu-line:nth-child(1) {
    transform-origin: center;
}
.menu-line:nth-child(2) {
    width: 20px;
}
.menu-line:nth-child(3) {
    transform-origin: center;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
    width: 20px;
}
#menu-toggle.active .menu-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Image reveal */
.reveal-img {
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.group:hover .reveal-img {
    transform: scale(1.05);
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(254, 253, 248, 0.95) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(10, 22, 40, 0.08);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    html {
        scroll-behavior: auto;
    }
    .group:hover .reveal-img {
        transform: none;
    }
}