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.tile-focus-thumb[data-media=camera]{width:min(100%,72px)}.video-grid.has-three-tiles .tile:nth-child(3){width:100%}.tile,.tile-placeholder{width:100%;aspect-ratio:9 / 16;min-height:0;max-height:none}.tile[data-media=camera]{width:min(100%,120px,20vh)}.video-grid.is-focus-mode .tile-focus-main[data-media=camera]{width:min(100%,320px,48vh)}.tile[data-screen=true]{grid-column:1 / -1;aspect-ratio:16 / 9}.video-grid.has-mixed-orientation .tile[data-media=camera]{width:min(100%,120px,20vh)}.tile-focus-action,.tile-focus-exit{right:6px;top:6px;min-height:24px;padding:0 8px;font-size:10px}.tile-label{left:6px;bottom:6px;max-width:calc(100% - 12px);padding:5px 7px}.tile-avatar{width:24px;height:24px}.tile-label-copy strong{font-size:12px}.tile-label-copy small{display:none}.sidebar{position:fixed;inset:56px 0 70px auto;width:min(320px,88vw);transform:translate(100%);transition:transform .2s ease;z-index:12}.sidebar.is-open{transform:translate(0)}.meeting-controls{min-height:70px;overflow-x:auto;justify-content:flex-start;gap:6px;padding:8px 8px calc(8px + env(safe-area-inset-bottom));-webkit-overflow-scrolling:touch;scrollbar-width:none}.meeting-controls::-webkit-scrollbar{display:none}.meeting-controls .btn{flex:0 0 auto;min-height:44px;min-width:56px;padding:0 9px;font-size:13px;white-space:nowrap}}@media (max-width: 560px){.shell{width:min(100% - 22px,1120px)}h1{font-size:42px}.topbar{min-height:62px}.home-page .topbar{align-items:flex-start;flex-direction:column;padding:14px 0}.topbar-actions{justify-content:space-between;width:100%}.wallet-area{gap:6px}.wallet-address{display:none}.theme-switcher{height:40px}.theme-option{width:30px;height:30px}.home-hero h1{font-size:46px}.home-hero .lead{font-size:18px}.action-card{padding:18px}.card-heading{gap:12px}.panel,.room-card{padding:18px}.preview-controls{align-items:stretch;flex-direction:column}.control-pair{justify-content:center}}