.signage-preview-backdrop{position:fixed;inset:0;z-index:2000;background:rgba(0,0,0,.78);display:flex;align-items:center;justify-content:center;padding:3vh 3vw}.signage-preview-shell{width:min(1280px,96vw);height:min(900px,94vh);background:#081321;border:1px solid #263b55;border-radius:18px;box-shadow:0 30px 90px rgba(0,0,0,.6);display:flex;flex-direction:column;overflow:hidden}.signage-preview-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:18px 22px;border-bottom:1px solid #203149}.signage-preview-head h3{margin:7px 0 3px;font-size:22px}.signage-preview-head p{margin:0;color:#91a5ba;font-size:13px}.signage-preview-head .close{font-size:30px}.signage-preview-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 22px;border-bottom:1px solid #1d3045}.signage-preview-area{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;background:#03070c;padding:24px}.signage-preview-screen{position:relative;width:min(100%,1050px);max-height:100%;aspect-ratio:16/9;background:#000;border:2px solid #39526d;box-shadow:0 10px 45px rgba(0,0,0,.5);overflow:hidden}.preview-zone{position:absolute;overflow:hidden;background:#000}.preview-zone.preview-full{inset:0;width:100%;height:100%}.preview-media{display:block;width:100%;height:100%;max-width:none;max-height:none;border:0;object-position:center;background:#000}.preview-missing{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#94a9be;font-weight:700;text-align:center;padding:30px}.signage-preview-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;border-top:1px solid #203149;color:#9cafc2;font-size:13px}.signage-preview-foot [data-preview-meta]{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.signage-preview-screen[style*="9 / 16"]{width:auto;height:100%;max-width:42vw}.signage-preview-screen[style*="4 / 3"]{width:min(80%,900px)}@media(max-width:760px){.signage-preview-backdrop{padding:0}.signage-preview-shell{width:100vw;height:100vh;border-radius:0}.signage-preview-area{padding:10px}.signage-preview-toolbar .small{display:none}.signage-preview-foot{align-items:flex-start;flex-direction:column}.signage-preview-screen[style*="9 / 16"]{max-width:70vw}}