.page-chat{height:100%}.page-chat>neutron-island{display:block;height:100%}.chat-app{height:100%;display:grid;grid-template-columns:15.5rem 1fr;background:var(--ink-panel);color:var(--on-panel);overflow:hidden}.rail-backdrop{display:none}.chat-rail{display:flex;flex-direction:column;min-height:0;border-right:1px solid var(--rule-panel);background:#00000029}:root{--bar-h: 3.5rem;--foot-h: 8.5rem}.rail-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:var(--bar-h);flex:0 0 auto;padding:0 1.25rem;border-bottom:1px solid var(--rule-panel)}.rail-brand{font-family:var(--serif);font-size:var(--t-md);font-weight:500;letter-spacing:var(--tr-title);line-height:1;color:var(--on-panel);transition:color .15s}.rail-brand .dot,.rail-brand:hover{color:var(--accent-lit)}.rail-new{font-family:var(--sans);font-size:var(--t-xs);font-weight:500;color:var(--accent-lit);background:transparent;border:none;border-bottom:1px solid var(--accent-edge);padding:0 0 2px;cursor:pointer;transition:border-color .15s}.rail-new:hover{border-color:var(--accent-lit)}.rail-list{flex:1;min-height:0;overflow-y:auto;padding:.5rem 0;scrollbar-width:thin;scrollbar-color:var(--rule-panel-strong) transparent}.rail-list::-webkit-scrollbar{width:3px}.rail-list::-webkit-scrollbar-thumb{background:var(--rule-panel-strong)}.rail-item{display:grid;grid-template-columns:1fr auto;align-items:center}.rail-item.active{background:#e8724a17;box-shadow:inset 2px 0 0 var(--accent-lit)}.rail-open-btn{font-family:var(--sans);font-size:var(--t-xs);line-height:var(--lh-ui);text-align:left;color:var(--on-panel-2);background:transparent;border:none;padding:.75rem .5rem .75rem 1.25rem;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .15s}.rail-item.active .rail-open-btn,.rail-open-btn:hover{color:var(--on-panel)}.rail-del{font-family:var(--sans);font-size:var(--t-base);line-height:1;color:var(--on-panel-3);background:transparent;border:none;padding:.5rem 1rem .5rem .5rem;cursor:pointer;opacity:0;transition:opacity .15s,color .15s}.rail-item:hover .rail-del,.rail-item.active .rail-del{opacity:1}.rail-del:hover{color:var(--accent-lit)}.rail-foot{flex:0 0 auto;display:flex;align-items:center;padding:.875rem 1.25rem}.rail-info{position:relative}.rail-info-btn{font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel-3);background:transparent;border:1px solid var(--rule-panel);border-radius:2px;padding:.1875rem .5rem;cursor:pointer;transition:color .15s,border-color .15s}.rail-info-btn:hover,.rail-info-btn[aria-expanded=true]{color:var(--on-panel);border-color:var(--rule-panel-strong)}.rail-info-pop{position:absolute;bottom:100%;left:0;margin-bottom:.5rem;width:max-content;max-width:17rem;background:#131210;border:1px solid var(--rule-panel-strong);border-radius:2px;padding:.75rem .875rem;display:flex;flex-direction:column;gap:.5rem;z-index:30;box-shadow:0 .5rem 1.25rem #00000073}.rail-info-model{font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel-2);margin:0}.rail-info-text{font-family:var(--sans);font-size:var(--t-2xs);line-height:var(--lh-ui);color:var(--on-panel-3);margin:0}.rail-info-link{font-family:var(--sans);font-size:var(--t-2xs);line-height:var(--lh-ui);color:var(--accent-lit);border-bottom:1px solid var(--accent-edge);text-decoration:none;transition:border-color .15s}.rail-info-link:hover{border-color:var(--accent-lit)}.rail-info-unload{font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel-3);background:transparent;border:1px solid var(--rule-panel);border-radius:2px;padding:.3125rem .5rem;cursor:pointer;align-self:flex-start;transition:color .15s,border-color .15s}.rail-info-unload:hover{color:var(--accent-lit);border-color:var(--accent-edge)}.chat-main{display:flex;flex-direction:column;min-height:0;min-width:0}.chat-topbar{display:flex;align-items:center;gap:.875rem;height:var(--bar-h);flex:0 0 auto;padding:0 1.5rem;border-bottom:1px solid var(--rule-panel)}.chat-topbar .chat-id{font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-topbar .think-toggle{margin-left:auto}.rail-toggle{display:none;flex-direction:column;gap:3px;background:transparent;border:none;padding:.25rem;cursor:pointer}.rail-toggle span{display:block;width:1rem;height:1px;background:var(--on-panel-2)}.chat-scroll{flex:1;min-height:0;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--rule-panel-strong) transparent}.chat-scroll::-webkit-scrollbar{width:4px}.chat-scroll::-webkit-scrollbar-thumb{background:var(--rule-panel-strong)}.chat-gate{max-width:34rem;margin:0 auto;padding:5rem 1.5rem;display:flex;flex-direction:column;align-items:flex-start;gap:.875rem;min-height:100%;justify-content:center}.gate-title{font-family:var(--serif);font-size:clamp(1.6875rem,3.6vw,2.75rem);font-weight:300;line-height:var(--lh-title);letter-spacing:var(--tr-title);color:var(--on-panel);margin:0}.gate-title em{font-style:italic;color:var(--accent-lit)}.gate-title .dot{color:var(--accent-lit)}.gate-sub{font-family:var(--sans);font-size:var(--t-sm);line-height:1.6;color:var(--on-panel-2);margin:0;max-width:46ch}.chat-thread{max-width:46rem;margin:0 auto;padding:2.5rem 1.5rem 3rem;display:flex;flex-direction:column;gap:2.25rem}.turn{display:block}.turn-body{min-width:0}.turn.user .md-text{color:var(--on-panel-2);text-align:right}.turn.assistant .md-text{color:var(--on-panel)}.md-text{font-family:var(--serif);font-size:var(--t-base);line-height:1.68;margin:0 0 .875rem;white-space:pre-wrap;overflow-wrap:break-word}.md-text:last-child{margin-bottom:0}.inline-code{font-family:var(--mono);font-size:.875em;background:#eae7de14;border:1px solid var(--rule-panel);border-radius:2px;padding:.0625rem .3125rem;white-space:pre-wrap}.code-block{margin:0 0 1rem;border:1px solid var(--rule-panel);border-radius:2px;background:#0000004d;overflow:hidden}.code-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.4375rem .75rem;border-bottom:1px solid var(--rule-panel)}.code-lang{font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-label);text-transform:uppercase;color:var(--on-panel-3)}.code-copy{font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel-2);background:transparent;border:none;cursor:pointer;transition:color .15s}.code-copy:hover{color:var(--accent-lit)}.code-block pre{margin:0;padding:.875rem;overflow-x:auto;line-height:1.5;scrollbar-width:thin;scrollbar-color:var(--rule-panel-strong) transparent}.code-block code{font-family:var(--mono);font-size:var(--t-xs);line-height:1.5;color:var(--on-panel);white-space:pre}.code-block code,.inline-code{font-variant-ligatures:none;-webkit-font-variant-ligatures:none;font-feature-settings:"liga" 0,"calt" 0}.chat-composer{flex:0 0 auto;min-height:var(--foot-h);display:flex;flex-direction:column;justify-content:center;padding:1.125rem 1.5rem}.composer-inner{width:100%;max-width:46rem;margin:0 auto;display:flex;align-items:flex-end;gap:.875rem;background:#0000003d;border:1px solid var(--rule-panel-strong);border-radius:3px;padding:.75rem .875rem;transition:border-color .15s,background .15s}.composer-inner:hover{border-color:#eae7de52}.composer-inner:focus-within{border-color:var(--accent-lit)}.composer-inner textarea{flex:1;min-width:0;font-family:var(--serif);font-size:var(--t-base);line-height:1.6;color:var(--on-panel);background:transparent;border:none;outline:none;resize:none;padding:0;min-height:2.875rem;max-height:12.5rem;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--rule-panel-strong) transparent}.composer-inner textarea::placeholder{color:var(--on-panel-3)}.composer-inner .send-btn,.composer-inner .stop-btn{margin-bottom:0;flex:0 0 auto}@media(max-width:800px){.chat-app{grid-template-columns:1fr}.chat-rail{position:absolute;top:0;bottom:0;left:0;width:15.5rem;z-index:20;background:#131210;transform:translate(-100%);transition:transform .28s cubic-bezier(.22,1,.36,1)}.chat-app.rail-open .chat-rail{transform:none}.chat-app.rail-open .rail-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:19;cursor:pointer}.rail-toggle{display:flex}.chat-thread{padding:1.75rem 1.125rem 2.5rem;gap:1.75rem}.chat-composer{padding:.875rem 1.125rem 1rem}.chat-topbar{padding:.875rem 1.125rem}}.think-toggle{display:inline-flex;align-items:center;gap:.4375rem;font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel-3);background:transparent;border:1px solid var(--rule-panel);border-radius:2px;padding:.1875rem .5rem;cursor:pointer;transition:color .15s,border-color .15s}.think-toggle:hover:not(:disabled){color:var(--on-panel);border-color:var(--rule-panel-strong)}.think-toggle:disabled{opacity:.45;cursor:default}.think-dot{width:.375rem;height:.375rem;border-radius:50%;background:var(--on-panel-3);transition:background .15s,box-shadow .15s}.think-toggle.on{color:var(--accent-lit);border-color:var(--accent-edge)}.think-toggle.on .think-dot{background:var(--accent-lit);box-shadow:0 0 0 3px #e8724a29}.md-h{font-family:var(--serif);font-weight:500;letter-spacing:var(--tr-title);color:var(--on-panel);margin:1.25rem 0 .5rem;line-height:var(--lh-title)}.md-h:first-child{margin-top:0}.md-h3{font-size:var(--t-lg)}.md-h4{font-size:var(--t-md)}.md-h5,.md-h6{font-size:var(--t-base)}.md-list{font-family:var(--serif);font-size:var(--t-base);line-height:1.68;color:inherit;margin:0 0 .875rem;padding-left:1.25rem}.md-list li{margin-bottom:.3125rem}.md-list li::marker{color:var(--on-panel-3)}.md-quote{font-family:var(--serif);font-size:var(--t-base);line-height:1.68;color:var(--on-panel-2);margin:0 0 .875rem;padding:.125rem 0 .125rem 1rem;border-left:2px solid var(--accent-edge)}.md-hr{border:none;border-top:1px solid var(--rule-panel);margin:1.5rem 0}.turn-body a{color:var(--accent-lit);border-bottom:1px solid var(--accent-edge)}.turn-body a:hover{border-color:var(--accent-lit)}.turn-body strong{font-weight:600;color:var(--on-panel)}.turn-body em{font-style:italic}.md-table-wrap{overflow-x:auto;margin:0 0 1rem;scrollbar-width:thin;scrollbar-color:var(--rule-panel-strong) transparent}.md-table{border-collapse:collapse;font-family:var(--sans);font-size:var(--t-xs);min-width:100%}.md-table th,.md-table td{text-align:left;padding:.5rem .875rem .5rem 0;border-bottom:1px solid var(--rule-panel);white-space:nowrap}.md-table th{font-weight:500;color:var(--on-panel-3);letter-spacing:var(--ls-label);text-transform:uppercase;font-size:var(--t-2xs)}.md-table td{color:var(--on-panel)}.md-table tr:last-child td{border-bottom:none}.thinking-live{font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel-3);margin:0}.ell:after{content:"";animation:ell 1.4s steps(4,end) infinite}@keyframes ell{0%{content:""}25%{content:"."}50%{content:".."}75%{content:"..."}}.turn-stats{grid-column:2;font-family:var(--mono);font-size:var(--t-2xs);letter-spacing:var(--ls-mono);color:var(--on-panel-3);margin:.625rem 0 0;opacity:.75}@media(max-width:800px){.turn-stats{grid-column:1}}