/* ===== BASE & RESET ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: #050d1a;
    color: #fff;
    overflow-x: hidden;
}

/* ===== MARQUEE ANIMATION ===== */
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

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

/* ===== SCROLL REVEAL ===== */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .js .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
    }

    .js .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== NAVBAR ===== */
#navbar.scrolled {
    background: rgba(5, 13, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ===== MOBILE MENU ===== */
.mobile-link {
    opacity: 1;
}

/* ===== CUSTOM SELECT ===== */
select option {
    background: #0a1628;
    color: #fff;
}

/* ===== SELECTION ===== */
::selection {
    background: rgba(45, 212, 191, 0.3);
    color: #fff;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #050d1a;
}
::-webkit-scrollbar-thumb {
    background: #152e54;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2dd4bf;
}

/* ===== FOCUS VISIBLE ===== */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid #2dd4bf;
    outline-offset: 2px;
}

/* ===== UTILITY ANIMATIONS ===== */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(12deg); }
    50% { transform: translateY(-10px) rotate(12deg); }
}

.floating {
    animation: float 4s ease-in-out infinite;
}