/* Base & Reset */
*, *::before, *::after {
    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: 8px;
}
::-webkit-scrollbar-track {
    background: #1A1A1A;
}
::-webkit-scrollbar-thumb {
    background: #FF6B6B;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #F05252;
}

/* Marquee Animation */
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.animate-marquee {
    animation: marquee 30s linear infinite;
}

/* Scroll Reveal (progressive enhancement — only active with JS) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(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.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; }
}

/* Navbar transitions */
.nav-scrolled {
    background: rgba(26, 26, 26, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-scrolled .font-display {
    color: #fff !important;
}

/* Mobile menu animation */
.menu-line {
    display: block;
}

.mobile-menu-open .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-open .menu-line:nth-child(2) {
    opacity: 0;
}
.mobile-menu-open .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Selection color */
::selection {
    background: #FF6B6B;
    color: #1A1A1A;
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid #FF6B6B;
    outline-offset: 2px;
}

/* Image lazy loading fade */
img {
    transition: opacity 0.3s ease;
}

/* Smooth image loading */
img[loading="lazy"] {
    opacity: 0;
}
img[loading="lazy"].loaded {
    opacity: 1;
}