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

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

body {
    overflow-x: hidden;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scrollDot {
    0% { top: -16px; opacity: 1; }
    100% { top: 48px; opacity: 0; }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-scroll-dot {
    animation: scrollDot 1.5s ease-in-out infinite;
}

/* Reveal on scroll */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar scroll state */
nav.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1628;
}
::-webkit-scrollbar-thumb {
    background: #1e3a5f;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2a4f7f;
}

/* Selection */
::selection {
    background: rgba(212, 175, 55, 0.3);
    color: #fff;
}

/* Input autofill */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px #0a1628 inset !important;
    -webkit-text-fill-color: #fff !important;
}