.hall-viewport {
    height: clamp(420px, 68vh, 780px);
    background: #24272a;
    color: #f7f4ed;
    isolation: isolate;
}
.hall-viewport:fullscreen {
    height: 100%;
    border-radius: 0 !important;
}
.hall-canvas {
    display: block;
    width: 100%;
    height: 100%;
    touch-action: pan-y;
    cursor: grab;
}
.hall-canvas.hall-active {
    touch-action: none;
}
.hall-canvas:active {
    cursor: grabbing;
}
.hall-canvas:focus-visible {
    outline: 2px solid #ffca66;
    outline-offset: -3px;
}
.hall-start-panel {
    background: linear-gradient(0deg, rgba(12, 14, 17, .65), rgba(12, 14, 17, .1));
    backdrop-filter: blur(1px);
}
.hall-caption {
    font: 400 clamp(1.75rem, 4vw, 3.25rem)/1.1 'Bebas Neue', sans-serif;
    text-shadow: 0 2px 15px #000;
}
.hall-move {
    width: 46px;
    height: 46px;
    touch-action: none;
    user-select: none;
    font-size: 1.3rem;
}
.hall-location {
    pointer-events: none;
    max-width: 42%;
    white-space: normal;
    text-align: left;
    line-height: 1.4;
}
.hall-exhibitor-logo {
    display: block;
    width: 100%;
    height: 180px;
    object-fit: contain;
}
#fair-hall {
    scroll-margin-top: 90px;
}
#hall-exhibitor-modal {
    color: var(--bs-body-color);
}