.dg-pinch-dim{left:var(--app-frame-left,0px);width:var(--app-frame-width,100%);top:var(--app-frame-top,0px);bottom:var(--app-frame-bottom,0px);z-index:11990;opacity:0;pointer-events:none;background:#000;display:none;position:fixed}.dg-pinch-dim.is-on{display:block}.dg-pinch-clone{z-index:11991;object-fit:cover;pointer-events:none;will-change:transform;position:fixed;box-shadow:0 12px 40px #00000059;max-width:none!important;max-height:none!important;margin:0!important}html.dg-mv-lock,html.dg-mv-lock body{touch-action:none!important;overflow:hidden!important}.cf-gal-media[data-media-zoom],.theory-body img[data-media-zoom],.up-media-zoom{-webkit-tap-highlight-color:transparent;touch-action:pan-x pan-y}.dg-lb{z-index:12000;opacity:0;visibility:hidden;touch-action:none;overscroll-behavior:contain;background:#080b12f0;justify-content:center;align-items:center;transition:opacity .2s,visibility .2s;display:flex;position:fixed;inset:0}.dg-lb.is-on{opacity:1;visibility:visible}.dg-lb:not(.is-on){pointer-events:none}.dg-lb-stage{justify-content:center;align-items:center;width:100%;height:100%;display:flex;overflow:hidden}.dg-lb-img{object-fit:contain;transform-origin:50%;will-change:transform;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;width:auto;max-width:100vw;height:auto;max-height:100vh}.dg-lb-x{top:calc(env(safe-area-inset-top,0px) + 28px);z-index:3;color:#fff;cursor:pointer;background:#ffffff29;border:none;border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;display:flex;position:absolute;inset-inline-end:16px}.dg-lb-x:active{background:#ffffff47}.dg-lb-hint{bottom:max(20px,calc(env(safe-area-inset-bottom,0px) + 12px));text-align:center;color:#ffffff9e;pointer-events:none;margin:0;font-size:12px;font-weight:600;transition:opacity .2s;position:absolute;left:0;right:0}.dg-lb.is-zoomed .dg-lb-hint{opacity:0}.theory-body img,.question-image,[data-media-zoom]{cursor:zoom-in}@media (prefers-reduced-motion:reduce){.dg-lb{transition:none}.dg-lb-img{transition:none!important}}.dg-lb-vec{background:var(--c-card,#fff);color:var(--c-text,#151515);box-sizing:border-box;transform-origin:50%;will-change:transform;-webkit-user-select:none;user-select:none;border-radius:14px;padding:14px}.dg-lb-vec>svg{width:100%;height:100%;display:block}.theory-body svg,.slide-image svg,.dg-vec-zoomable{cursor:zoom-in;-webkit-tap-highlight-color:transparent}@media (prefers-reduced-motion:reduce){.dg-lb-vec{transition:none!important}}.dg-lb-stage>[hidden]{display:none!important}.dg-lb-nav{z-index:4;color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent;background:#ffffff29;border:none;border-radius:50%;justify-content:center;align-items:center;width:46px;height:46px;margin-top:-23px;display:flex;position:absolute;top:50%}.dg-lb-nav[hidden]{display:none}.dg-lb-nav:active{background:#ffffff4d}.dg-lb-nav--prev{inset-inline-start:12px}.dg-lb-nav--next{inset-inline-end:12px}[dir=rtl] .dg-lb-nav svg{transform:scaleX(-1)}.dg-lb-count{top:calc(env(safe-area-inset-top,0px) + 34px);z-index:3;color:#fff;background:#ffffff29;border-radius:999px;padding:4px 11px;font-size:12.5px;font-weight:700;position:absolute;inset-inline-start:20px}.dg-lb-count[hidden]{display:none}@media (width<=420px){.dg-lb-nav{width:40px;height:40px;margin-top:-20px}.dg-lb-nav--prev{inset-inline-start:6px}.dg-lb-nav--next{inset-inline-end:6px}}