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(width<=1100px){:root{--rail:84px;--list:320px}.rail{align-items:stretch;padding:16px 6px}.rail-brand{justify-content:center;padding:4px 0 0}.rail-brand .product-label{display:none}.rail-link{text-align:center;border-top:0;border-left:0;flex-direction:column;justify-content:center;gap:4px;min-height:60px;padding:6px 2px;font-size:.68rem;position:relative}.rail-link[aria-current=page]{box-shadow:inset 3px 0 0 var(--ink)}.rail-label{text-overflow:ellipsis;white-space:nowrap;flex:none;width:100%;overflow:hidden}.rail-link .count-badge{position:absolute;top:4px;right:8px}}@media (width<=760px){.shell{flex-direction:column;display:flex}.rail{background:var(--paper);border-right:0;border-top:1px solid var(--line);padding:0 0 env(safe-area-inset-bottom);z-index:5;flex-direction:row;position:fixed;bottom:0;left:0;right:0}.rail-brand{display:none}.rail ul{flex:1;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;display:grid}.rail-link{box-shadow:none;min-height:56px}.rail-link[aria-current=page]{box-shadow:inset 0 2px 0 var(--ink);background:0 0}.list-pane{padding-bottom:calc(56px + env(safe-area-inset-bottom));padding-top:env(safe-area-inset-top);border-right:0;flex:1}.detail-pane,.shell[data-detail=true] .rail,.shell[data-detail=true] .list-pane{display:none}.shell[data-detail=true] .detail-pane{padding-top:env(safe-area-inset-top);flex:1;display:flex}.back-button{display:inline-flex}.conversation-header{padding:6px 12px}.message-row{max-width:90%}.pane-title{font-size:1.45rem}.request-actions{grid-template-columns:1fr 1fr}.modal{padding:20px 16px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}