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

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background-color: #030D1A;
    color: white;
    overflow-x: hidden;
}

/* ===== ANIMATIONS ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(12deg); }
    50% { transform: translateY(-20px) rotate(12deg); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(0deg); }
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0px) rotate(45deg); }
    50% { transform: translateY(-25px) rotate(45deg); }
}

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

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 5s ease-in-out infinite;
    animation-delay: 1s;
}

.animate-float-slow {
    animation: float-slow 8s ease-in-out infinite;
    animation-delay: 0.5s;
}

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

/* ===== REVEAL ANIMATIONS ===== */
.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.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .animate-float,
    .animate-float-delayed,
    .animate-float-slow,
    .animate-marquee {
        animation: none;
    }
    
    .reveal {
        transition: none;
    }
}

/* ===== NAVBAR ===== */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(3, 13, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(45, 212, 191, 0.1);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

/* ===== MOBILE MENU ===== */
#mobile-menu {
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

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

.mobile-link {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* ===== BUTTON HOVER EFFECTS ===== */
a:hover {
    transition: all 0.3s ease;
}

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

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

::-webkit-scrollbar-track {
    background: #030D1A;
}

::-webkit-scrollbar-thumb {
    background: rgba(45, 212, 191, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(45, 212, 191, 0.5);
}

/* ===== FOCUS ===== */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #2DD4BF;
    outline-offset: 4px;
    border-radius: 4px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .font-display {
        line-height: 1.1;
    }
}