*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #080e1a;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* Selection */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #f1f5f9;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
}

/* Scroll reveal animations — progressive enhancement, JS-gated */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
    opacity: 0;
    transform: translateY(40px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(40px);
    }
    .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; }
}

/* Floating card animations */
@keyframes float-slow {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}
@keyframes float-medium {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}
@keyframes float-fast {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-16px); }
}

.floating-slow { animation: float-slow 6s ease-in-out infinite; }
.floating-medium { animation: float-medium 4.5s ease-in-out infinite; }
.floating-fast { animation: float-fast 3.5s ease-in-out infinite; }

.hero-card-1 { animation-delay: 0s; }
.hero-card-2 { animation-delay: -1.5s; }
.hero-card-3 { animation-delay: -3s; }

/* Pulse ring */
@keyframes pulse-ring {
    0% { transform: scale(0.95); opacity: 0.7; }
    50% { transform: scale(1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.7; }
}

/* Shimmer effect on gold accents */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

/* Mobile menu transition */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}
#mobile-menu.open {
    max-height: 400px;
    padding: 0;
}