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0;font-size:.8rem;color:var(--text-muted);line-height:1.4}.help-sidebar-close{width:28px;height:28px;border:none;border-radius:6px;background:transparent;color:var(--text-muted);font-size:1.3rem;line-height:1;cursor:pointer;flex-shrink:0;transition:background .12s ease}.help-sidebar-close:hover{background:var(--surface-soft);color:var(--text)}.help-sidebar-content{flex:1;overflow-y:auto;padding:.8rem .8rem 1.5rem}.help-sidebar-category{margin-bottom:1rem}.help-sidebar-category h4{margin:0 0 .4rem;padding:0 .4rem;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-faint)}.help-sidebar-category ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.3rem}.help-sidebar-example{width:100%;text-align:left;padding:.55rem .7rem;background:var(--surface-soft);border:1px solid var(--border-soft);border-radius:8px;color:var(--text);font-size:.84rem;line-height:1.4;cursor:pointer;transition:background .12s ease,border-color .12s ease,transform .1s ease;font:inherit}.help-sidebar-example:hover{background:var(--surface);border-color:var(--accent)}.help-sidebar-example:active{transform:scale(.985)}.mobile-view-toggle{display:none}@media(max-width:860px){.app{height:100dvh}.main{grid-template-columns:1fr}.main.mobile-view-chat .preview-panel,.main.mobile-view-preview .chat-panel{display:none}.mobile-view-toggle{display:flex;gap:.3rem;padding:.4rem .6rem;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.mobile-view-tab{flex:1;padding:.5rem .75rem;font:inherit;font-size:.9rem;font-weight:600;border:1px solid var(--border);border-radius:.5rem;background:var(--surface-soft);color:var(--text-muted);cursor:pointer;transition:background .12s ease,color .12s ease,border-color .12s ease}.mobile-view-tab.is-active{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.header{padding:.55rem .85rem}.header .status{gap:.5rem}.header .status>span:not(.dot){display:none}.chat-panel,.preview-panel{min-width:0}.viewport-toggle{display:none}.preview-bar{flex-wrap:wrap;gap:.4rem}.preview-route{flex:1 1 100%;order:3}.help-sidebar{width:min(320px,88vw)}.help-sidebar-handle.is-open{right:min(320px,88vw)}.data-panel-body{grid-template-columns:1fr;grid-template-rows:auto 1fr}.data-panel-nav{flex-direction:row;overflow-x:auto;border-right:none;border-bottom:1px solid var(--border);padding:.5rem .6rem}.data-panel-nav-item{white-space:nowrap;flex-shrink:0}}