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

body {
    overflow-x: hidden;
}

::selection {
    background: #C84B39;
    color: #f6f6f6;
}

/* ── Scroll Reveal ── */
.reveal {
    opacity: 1;
    transform: none;
    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: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
    }

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

/* ── Hero Animations ── */
.hero-subtitle {
    opacity: 0;
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s forwards;
}

.hero-title {
    opacity: 0;
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.4s forwards;
}

.hero-body {
    opacity: 0;
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.6s forwards;
}

.hero-cta {
    opacity: 0;
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.8s forwards;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Navbar ── */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C84B39;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* ── Menu Items ── */
#menu li {
    border-bottom: 1px solid rgba(107, 114, 128, 0.15);
}

#menu li:last-child {
    border-bottom: none;
}

/* ── Scroll Indicator ── */
.scroll-indicator {
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.scroll-indicator:hover {
    opacity: 1;
}

/* ── Image Hover ── */
.group img {
    will-change: transform;
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #141414;
}

::-webkit-scrollbar-thumb {
    background: #363636;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5f5f5f;
}

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

/* ── Focus States ── */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #C84B39;
    outline-offset: 2px;
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .hero-subtitle,
    .hero-title,
    .hero-body,
    .hero-cta {
        animation: none;
        opacity: 1;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .group img {
        transition: none;
    }

    .group:hover img {
        transform: none;
    }
}