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

html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #f5f0ff;
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal-up.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal-left.revealed {
        opacity: 1;
        transform: translateX(0);
    }
    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal-right.revealed {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ── Hero Orbs ── */
@media (prefers-reduced-motion: no-preference) {
    .hero-orb {
        animation: orbFloat 8s ease-in-out infinite;
    }
    .orb-1 { animation-delay: 0s; }
    .orb-2 { animation-delay: -3s; }
    .orb-3 { animation-delay: -5s; }
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, -30px) scale(1.05); }
    66% { transform: translate(-15px, 20px) scale(0.95); }
}

/* ── Sparkle Dots ── */
@media (prefers-reduced-motion: no-preference) {
    .sparkle-dot {
        animation: sparkle 3s ease-in-out infinite;
    }
    .sparkle-dot:nth-child(2) { animation-delay: -0.5s; }
    .sparkle-dot:nth-child(3) { animation-delay: -1s; }
    .sparkle-dot:nth-child(4) { animation-delay: -1.5s; }
    .sparkle-dot:nth-child(5) { animation-delay: -2s; }
}

@keyframes sparkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.5); }
}

/* ── Navbar ── */
#navbar.scrolled {
    background: rgba(4, 1, 16, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(126, 74, 213, 0.15);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ── Mobile Menu ── */
#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(126, 74, 213, 0.15);
}

.mobile-link:last-child {
    border-bottom: none;
}

/* ── Menu Cards ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* ── Custom scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #040110;
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #5e0fe6, #d4a017);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #7c2dff, #fbbf24);
}