/* ── Base & Reset ── */
*, *::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(184, 62, 42, 0.4);
    color: #f5f5f5;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0e0e0e;
}
::-webkit-scrollbar-thumb {
    background: #262626;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #333333;
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        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);
    }
    .reveal:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.2s; }
    .reveal:nth-child(4) { transition-delay: 0.3s; }
}

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

#navbar.scrolled {
    background: rgba(8, 8, 8, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 1px 40px rgba(0, 0, 0, 0.4);
}

#navbar.scrolled .menu-line {
    background: #f5f5f5;
}

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

#mobileMenu .mobile-link {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }
#mobileMenu.open .mobile-link:nth-child(6) { transition-delay: 0.3s; }

/* ── Menu Button Animation ── */
#menuBtn.active .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}
#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
#menuBtn.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.25rem;
}

/* ── Scroll Indicator ── */
@keyframes scrollDot {
    0% { top: -16px; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 48px; opacity: 0; }
}

.animate-scroll-dot {
    animation: scrollDot 1.8s ease-in-out infinite;
}

/* ── Gold Divider Accent ── */
.gold-divider {
    background: linear-gradient(90deg, transparent, rgba(212, 168, 83, 0.4), transparent);
    height: 1px;
    width: 100%;
}

/* ── Focus Styles ── */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid #e07060;
    outline-offset: 2px;
    border-radius: 4px;
}

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

/* ── Subtle Background Grain ── */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.018;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}