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

body {
    overflow-x: hidden;
}

::selection {
    background-color: #7B2D3B;
    color: #FDFBF8;
}

/* ── Navigation ── */
.nav-scrolled {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(253, 251, 248, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(123, 45, 59, 0.08);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-scrolled.scrolled {
    background: rgba(253, 251, 248, 0.97);
    box-shadow: 0 4px 30px rgba(123, 45, 59, 0.06);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: #7B2D3B;
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ── Mobile Menu ── */
.mobile-menu {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-link {
    position: relative;
}

.mobile-menu-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background: #7B2D3B;
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ── Reveal Animations (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    /* Default state for reveal elements is visible — JS adds revealed class */
    .reveal {
        transform: translateY(24px);
        opacity: 0;
    }

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

/* When JS is disabled, all content is visible by default */
.no-js .reveal {
    transform: none;
    opacity: 1;
}

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

::-webkit-scrollbar-track {
    background: #FDFBF8;
}

::-webkit-scrollbar-thumb {
    background: #D13F5E;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #7B2D3B;
}

/* ── Focus styles ── */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #7B2D3B;
    outline-offset: 3px;
    border-radius: 4px;
}

/* ── Smooth image loading ── */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

img[data-src] {
    opacity: 0;
}

/* ── Subtle hover lift for cards ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal-group:hover .reveal-card {
        transform: translateY(-4px);
    }
}