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.chat-panel{display:none}.chat-content{min-height:0;max-height:none;overflow-y:auto;overscroll-behavior:contain}.preview-scroll{min-height:0;overflow:auto;overscroll-behavior:contain}.composer-area{flex:none;padding-bottom:max(4px,env(safe-area-inset-bottom))}.preview-toolbar{height:auto;min-height:44px;padding:6px 12px;gap:8px}.preview-tools{gap:8px}.preview-tools select{font-size:11px}.preview-panel .outline{max-width:min(300px,calc(100% - 20px));max-height:65%}}@media(max-width:700px){.app-shell{position:relative;flex-direction:column;height:100dvh;min-height:0}.rail{width:100%;height:52px;flex:none;flex-direction:row;padding:0 12px;gap:8px;border-right:0;border-bottom:1px solid var(--border)}.rail .brand{width:32px;height:32px;border-radius:9px}.rail .brand svg{width:20px}.rail-items,.rail-bottom{flex-direction:row;align-items:center;gap:3px;margin:0}.rail-bottom{margin-left:auto}.rail-button{width:38px;height:38px}.rail-items .rail-button.active,.rail-bottom .rail-button:not(.theme-toggle):not(.sidebar-toggle){display:none}.rail .avatar{width:30px;height:30px;border-width:1px}.mobile-sidebar-backdrop{display:block;position:fixed;top:52px;right:0;bottom:0;left:0;z-index:39;width:100%;background:#0008}.project-sidebar,.project-sidebar[hidden]{display:none}.project-sidebar.mobile-open{display:flex;position:fixed;top:52px;bottom:0;left:0;z-index:40;width:min(310px,86vw);padding:20px 15px max(18px,env(safe-area-inset-bottom));box-shadow:10px 0 30px #0003}.project-sidebar .project-item{min-height:48px}.topbar{height:46px;min-height:46px;padding:0 12px}.breadcrumbs{min-width:0}.breadcrumbs strong{max-width:min(52vw,230px);font-size:13px}.top-actions{gap:7px}.export-button{min-height:34px;padding:7px 10px;font-size:12px}.dropdown{right:0;top:38px}.project-heading{min-height:44px;padding:5px 12px}.project-heading h1{display:none}.project-heading .subtle-button{margin-left:auto;min-height:32px;padding:6px 10px;font-size:12px}.project-heading .subtle-button svg{width:16px}.info-panel{margin:0 8px 8px;padding:12px;max-height:min(35dvh,290px);overflow:auto}.info-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.info-grid input{min-height:38px;font-size:16px}.mobile-workspace-tabs{padding:4px 8px}.mobile-workspace-tabs button{min-height:40px}.split-workspace{flex:1;min-height:0;margin:0;border:0;border-top:1px solid var(--border);border-radius:0;box-shadow:none}.panel-header{min-height:42px;height:42px;padding:0 14px}.chat-content{padding:12px 14px 0}.chat-content .message{margin:17px 0}.chat-content .message-body{font-size:13px;line-height:1.65}.composer-area{padding:9px 12px max(3px,env(safe-area-inset-bottom))}.composer{padding:10px}.composer textarea{font-size:16px;min-height:54px}.composer-note{margin:5px 0;font-size:10px}.send-button{width:36px;height:36px}.model-select select{max-width:155px;font-size:11px}.workflow{flex-wrap:wrap}.preview-scroll{padding:10px}.paper{min-height:100%;padding:18px 15px}.document-table-wrap{max-width:100%;overflow-x:auto}.preview-footer{min-height:28px;font-size:10px}.preview-footer>span:last-child{display:none}.node-editor{padding:14px}.node-editor textarea{height:min(38dvh,300px);font-size:16px}.modal-backdrop{padding:12px}.modal{width:100%;max-height:92dvh;padding:22px}.search-backdrop{padding:64px 10px 10px}.search-dialog{max-height:min(75dvh,620px)}.search-dialog-footer{display:none}}@media(max-width:380px){.breadcrumbs strong{max-width:45vw}.preview-toolbar{align-items:flex-start;flex-wrap:wrap}.preview-tools{width:100%;justify-content:flex-end}.info-grid{grid-template-columns:1fr}}