/* Preloader Overlay */
#aventec-preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 999999; /* High Z-index to cover everything */
    background-color: var(--bg-color, #ffffff);
    opacity: var(--bg-opacity, 1); /* Initial opacity handles base transparency */
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    overflow: hidden;
    /* Block Interaction */
    pointer-events: auto;
    
    /* Transition for Fade Out */
    transition: opacity 300ms ease-out, visibility 300ms ease-out;
}

/* Ensure body scroll is locked when preloader is visible might require JS helper or overflow:hidden on body */
body.aventec-preloading {
    overflow: hidden !important;
}

/* Inner Container */
.aventec-preloader-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--gap, 20px);
    max-width: 100%;
    padding: 20px;
}

/* Video Container */
#aventec-video-container {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: var(--vid-max-w, 90vw);
    max-height: 70vh; /* Constraint */
}

#aventec-video-container video,
#aventec-video-container img {
    max-width: 100%;
    max-height: 70vh;
    height: auto;
    object-fit: contain;
    display: block;
}

/* Logo */
.aventec-logo {
    max-width: var(--logo-max-w, 200px);
    height: auto;
    object-fit: contain;
    display: block;
}

/* Animation Classes (Handled by JS to apply duration/curve) */
#aventec-preloader.aventec-hidden {
    opacity: 0 !important;
    visibility: hidden;
    pointer-events: none;
}