/* ---- Grid Background 3D ---- */
.grid-bg-3d {
    background-image:
        linear-gradient(rgba(16, 185, 129, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(16, 185, 129, 0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    transform: perspective(500px) rotateX(60deg) translateY(-50px);
    transform-origin: center top;
    mask-image: linear-gradient(to bottom, transparent 0%, black 30%, black 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 30%, black 70%, transparent 100%);
}

/* ---- Noise Background ---- */
.noise-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
    opacity: 0.04;
}

/* ---- Marquee ---- */
.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 40s linear infinite;
}

/* ---- Mobile Menu ---- */
.mobile-menu {
    transform: translateY(-100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ---- Scroll Reveal ---- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.9s cubic-bezier(0.4, 0, 0.2, 1), transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-3d-left {
    opacity: 0;
    transform: perspective(1200px) translateX(-80px) rotateY(25deg);
    transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-3d-left.visible {
    opacity: 1;
    transform: perspective(1200px) translateX(0) rotateY(0);
}

.reveal-3d-right {
    opacity: 0;
    transform: perspective(1200px) translateX(80px) rotateY(-25deg);
    transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-3d-right.visible {
    opacity: 1;
    transform: perspective(1200px) translateX(0) rotateY(0);
}