/* ── Base Reset & Utilities ── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #fff;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #060D1A;
}
::-webkit-scrollbar-thumb {
    background: #1D3557;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #C9A84C;
}

/* ── Navbar transition ── */
#navbar {
    backdrop-filter: blur(0px);
    background: transparent;
}

#navbar.scrolled {
    background: rgba(6, 13, 26, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

#mobileMenu:not(.open) {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
}

#mobileMenu:not(.open) .mobile-link {
    opacity: 0;
    transform: translateY(10px);
}

/* ── Menu button animation ── */
#menuBtn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menuBtn.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ── Scroll reveal animations ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    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);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }

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

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
}

/* ── Gold shimmer on hover for cards ── */
.group:hover .group-hover\:scale-105 {
    transform: scale(1.05);
}

/* ── Image loading placeholder ── */
img {
    background-color: #0F1F36;
}

/* ── Focus styles ── */
a:focus-visible, button:focus-visible {
    outline: 2px solid #C9A84C;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ── Responsive tweaks ── */
@media (max-width: 767px) {
    .font-serif {
        line-height: 1.15;
    }
}