.irm-container {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    box-sizing: border-box;
    overflow: hidden;
}

.irm-bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: background-image 0.5s ease-in-out;
    z-index: 1;
}

.irm-bg-preloaded {
    display: none;
}

.irm-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.irm-content {
    position: relative;
    z-index: 3;
    max-width: 100%;
}

.irm-menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.irm-menu-item {
    margin: 0;
    padding: 0;
}

.irm-menu-link {
    display: inline-block;
    text-decoration: none;
    font-size: 3rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 5px;
    transition: color 0.3s ease;
}

.irm-menu-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    transition: width 0.3s ease;
}

.irm-menu-link:hover::after {
    width: 100%;
}