*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

/* HEADER */
#site-header.scrolled {
    background: rgba(45, 10, 49, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
#site-header.scrolled .nav-link { color: rgba(255,255,255,0.85); }

/* MOBILE MENU */
#mobile-menu.open { transform: translateX(0); }
#mobile-menu .menu-line.active:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); width: 20px; }
#mobile-menu .menu-line.active:nth-child(2) { opacity: 0; }
#mobile-menu .menu-line.active:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); width: 20px; }

/* HERO SHAPES */
@keyframes float-slow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}
@keyframes float-medium {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-14px) scale(1.05); }
}
@keyframes float-fast {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(50deg) translateY(-18px); }
}
@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-float-slow { animation: float-slow 6s ease-in-out infinite; }
.animate-float-medium { animation: float-medium 4s ease-in-out infinite; }
.animate-float-fast { animation: float-fast 3s ease-in-out infinite; }
.animate-fade-in-up { animation: fade-in-up 0.8s ease-out forwards; opacity: 0; }

/* MARQUEE */
.marquee-track { overflow: hidden; }
.marquee-content { animation: marquee 25s linear infinite; }
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* SCROLL REVEAL */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* DECORATIVE CIRCLES */
.abs-circle { pointer-events: none; }
.abs-diamond { pointer-events: none; }

/* CUSTOM SCROLLBAR */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #2D0A31; }
::-webkit-scrollbar-thumb { background: #7B2D8E; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #a21caf; }

/* SELECTION */
::selection { background: rgba(245, 158, 11, 0.4); color: #fff; }

/* FOCUS */
:focus-visible { outline: 2px solid #fbbf24; outline-offset: 2px; }

/* RESPONSIVE */
@media (max-width: 768px) {
    .font-heading { font-size: clamp(2rem, 8vw, 3rem); }
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
    .scroll-reveal { opacity: 1; transform: none; }
    .marquee-content { animation: none; }
}