/* ═══════════════════════════════════════════════════════════
   EXPRESS DINER — Custom Styles
   Premium Dark Luxury | Forest Green + Gold
   ═══════════════════════════════════════════════════════════ */

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(201, 162, 39, 0.3);
    color: #faf9f6;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1f17;
}
::-webkit-scrollbar-thumb {
    background: #1f4f33;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2f6544;
}

/* ── Navigation ── */
#site-header {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#site-header.scrolled {
    background: rgba(6, 19, 14, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(201, 162, 39, 0.1);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: linear-gradient(90deg, #c9a227, #d4af37);
    transition: width 0.3s ease;
}

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

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

#mobile-menu.open #bar1 {
    transform: translateY(7px) rotate(45deg);
}
#mobile-menu.open #bar2 {
    opacity: 0;
}
#mobile-menu.open #bar3 {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-link {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.3s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

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

/* ── Hero ── */
.hero-content {
    animation: fadeUp 0.8s ease forwards;
}

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

/* ── Feature Items ── */
.feature-item {
    opacity: 1;
}

/* ── Gallery ── */
.gallery-item {
    position: relative;
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 31, 23, 0.4) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: inherit;
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .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 buttons ── */
@keyframes shimmer {
    0%   { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.btn-gold-shimmer {
    background-size: 200% auto;
    background-image: linear-gradient(
        90deg,
        #c9a227 0%,
        #e8cc6e 25%,
        #c9a227 50%,
        #e8cc6e 75%,
        #c9a227 100%
    );
    animation: shimmer 4s linear infinite;
}

/* ── Divider ── */
.gold-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201, 162, 39, 0.4), transparent);
}

/* ── Section spacing adjustments ── */
section {
    position: relative;
}

/* ── Focus styles for accessibility ── */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #c9a227;
    outline-offset: 4px;
    border-radius: 4px;
}

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