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

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

body {
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #0A1628;
}
::-webkit-scrollbar-thumb {
    background: rgba(94, 216, 190, 0.3);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(94, 216, 190, 0.5);
}

/* Selection */
::selection {
    background: rgba(94, 216, 190, 0.2);
    color: #0A1628;
}

/* Mobile menu animation */
body.menu-open {
    overflow: hidden;
}

#bar1.menu-open {
    transform: translateY(5px) rotate(45deg);
}
#bar2.menu-open {
    opacity: 0;
}
#bar3.menu-open {
    transform: translateY(-5px) rotate(-45deg);
    width: 1.25rem;
}

#mobile-menu.menu-open {
    transform: translateX(0);
}

/* Stat cards float animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

.stat-card:nth-child(1) {
    animation: float 6s ease-in-out infinite;
}
.stat-card:nth-child(2) {
    animation: float 6s ease-in-out infinite 1s;
}
.stat-card:nth-child(3) {
    animation: float 6s ease-in-out infinite 2s;
}

/* Reveal animations (below-fold only) */
.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[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }
.reveal[data-delay="4"] { transition-delay: 0.4s; }

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .stat-card {
        animation: none;
    }
    .reveal {
        opacity: 1;
        transform: translateY(0);
    }
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid #5ED8BE;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Image loading */
img {
    background-color: #0A1628;
}