/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--bg-color);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: right 0.3s ease;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu nav {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
    font-size: 1.5rem;
}

.close-menu {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 900;
    padding: 1.5rem 0;
    transition: background-color 0.3s ease, padding 0.3s ease;
}

.site-header.scrolled {
    background-color: rgba(15, 17, 21, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 50px;
    /* Adjust based on actual logo ratio */
    width: auto;
    object-fit: contain;
}

.desktop-nav {
    display: none;
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
        gap: 2rem;
    }

    .mobile-toggle {
        display: none;
    }
}

.mobile-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}