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

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

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: rgba(201, 169, 110, 0.3);
    color: #F5E6C8;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #0D0A07;
}
::-webkit-scrollbar-thumb {
    background: rgba(201, 169, 110, 0.3);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(201, 169, 110, 0.5);
}

/* ── 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.fade-up {
    transform: translateY(0);
}

.reveal.fade-up {
    opacity: 0;
    transform: translateY(32px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal.fade-up {
        opacity: 0;
        transform: translateY(32px);
    }
    .reveal.fade-up.is-visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stagger children */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-stagger.is-visible > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0ms; }
    .reveal-stagger.is-visible > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 80ms; }
    .reveal-stagger.is-visible > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 160ms; }
    .reveal-stagger.is-visible > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 240ms; }
}

/* ── Navbar ── */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(13, 10, 7, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 169, 110, 0.08);
}

#navbar.scrolled .font-serif {
    color: #C9A96E;
}

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

#mobile-menu.open .mobile-link {
    animation: mobileLinkIn 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
    opacity: 0;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes mobileLinkIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Menu Toggle Animation ── */
#menu-toggle.active #menu-line-1 {
    transform: rotate(45deg) translate(3px, 3px);
}
#menu-toggle.active #menu-line-2 {
    opacity: 0;
}
#menu-toggle.active #menu-line-3 {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 24px;
    margin-left: 0;
}

/* ── Scroll Line Animation ── */
@keyframes scrollLine {
    0% { height: 0; opacity: 0; }
    50% { height: 24px; opacity: 1; }
    100% { height: 24px; opacity: 0; }
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

/* ── Gold Accent Line Hover ── */
a:hover .gold-underline {
    width: 100%;
}

/* ── Image Loading ── */
img {
    display: block;
    max-width: 100%;
}

/* ── Focus Styles ── */
a:focus-visible,
button:focus-visible {
    outline: 1px solid rgba(201, 169, 110, 0.5);
    outline-offset: 4px;
}

/* ── Utility ── */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}