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

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

body {
    background-color: #030712;
    color: #f0f4f8;
}

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

.animate-marquee {
    animation: marquee 20s linear infinite;
}

/* ===== NAVBAR SCROLL EFFECT ===== */
#navbar {
    transition: background-color 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    background-color: rgba(3, 7, 18, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ===== MENU TABS ===== */
.menu-tab {
    transition: all 0.3s ease;
}

.menu-tab.active {
    background-color: #f5c518;
    color: #0d1c3a;
    font-weight: 700;
}

.menu-tab:not(.active) {
    background-color: rgba(13, 28, 58, 0.6);
    color: #d4e0ea;
}

.menu-tab:not(.active):hover {
    background-color: rgba(42, 82, 152, 0.4);
    color: #ffffff;
}

/* ===== MENU ITEM ANIMATIONS ===== */
.menu-item {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.menu-item.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

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

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

/* At rest, content is visible (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== MOBILE MENU ===== */
#mobile-menu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #f5c518;
    transition: width 0.3s ease;
}

.mobile-link:hover::after {
    width: 100%;
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #030712;
}

::-webkit-scrollbar-thumb {
    background: #1e3f75;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2a5298;
}

/* ===== SELECTION ===== */
::selection {
    background-color: rgba(245, 197, 24, 0.3);
    color: #ffffff;
}

/* ===== FOCUS STYLES ===== */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #f5c518;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== IMAGE LOADING ===== */
img {
    background-color: #0d1c3a;
}

/* ===== SUBTLE PULSE FOR BADGE ===== */
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-pulse {
    animation: pulse-dot 2s ease-in-out infinite;
}