:root{color-scheme:light dark;--bg: #f6f6f4;--pane: #ffffff;--border: #dcdcd6;--text: #1d1d1b;--muted: #74746e;--accent: #b4552d;--accent-soft: #f4e3da;--user-bg: #eef0f4;--tool-bg: #f4f4f0;--code-bg: #f0f0ec;--sel: #e9dfd8;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #1b1b19;--pane: #232320;--border: #37372f;--text: #e8e6e0;--muted: #97958c;--accent: #d97650;--accent-soft: #3a2a22;--user-bg: #2a2c31;--tool-bg: #26261f;--code-bg: #2b2b26;--sel: #3d3129}}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font-size:14px}#app{display:flex;flex-direction:column;height:100vh}#toolbar{display:flex;align-items:center;gap:10px;padding:8px 14px;border-bottom:1px solid var(--border);background:var(--pane)}#brand{font-weight:700;letter-spacing:.2px;white-space:nowrap}#search{width:340px;max-width:40vw;padding:5px 10px;border:1px solid var(--border);border-radius:7px;background:var(--bg);color:var(--text);font-size:13px}#toolbar-spacer{flex:1}#share-status{color:var(--muted);font-size:12px}button{padding:5px 12px;border:1px solid var(--border);border-radius:7px;background:var(--pane);color:var(--text);font-size:13px;cursor:pointer}button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}button:disabled{opacity:.45;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){color:#fff;opacity:.9}#banner{padding:7px 14px;font-size:13px;border-bottom:1px solid var(--border);background:var(--accent-soft);display:flex;align-items:center;gap:12px}#banner a{color:var(--accent)}#columns{display:flex;flex:1;min-height:0}#list-pane{width:320px;min-width:240px;border-right:1px solid var(--border);overflow-y:auto;background:var(--pane);position:relative}#dialog-pane{flex:1;min-width:0;overflow-y:auto}#outline-pane{width:250px;border-left:1px solid var(--border);overflow-y:auto;background:var(--pane)}@media(max-width:900px){#outline-pane{display:none}}#list-empty{padding:22px 18px;color:var(--muted);line-height:1.5}#list-empty code{background:var(--code-bg);padding:1px 4px;border-radius:4px}.session-row{display:flex;gap:8px;padding:9px 10px 9px 8px;border-bottom:1px solid var(--border);cursor:pointer;align-items:flex-start}.session-row:hover{background:var(--bg)}.session-row.selected{background:var(--sel)}.session-row input[type=checkbox]{margin-top:3px;accent-color:var(--accent)}.session-main{min-width:0;flex:1}.session-title{font-weight:600;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.session-sub{color:var(--muted);font-size:11.5px;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.session-preview{color:var(--muted);font-size:12px;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#dialog{max-width:900px;margin:0 auto;padding:18px 26px 60px}#dialog-header{margin-bottom:14px}#dialog-header h1{font-size:18px;margin:0 0 4px}#dialog-header .meta{color:var(--muted);font-size:12px}#dialog-placeholder{color:var(--muted);padding:40px 0;text-align:center}.block{margin-bottom:18px}.turn-user{background:var(--user-bg);border-radius:10px;padding:10px 14px;margin:14px 0 10px;white-space:pre-wrap;overflow-wrap:break-word;border-left:3px solid var(--accent)}.turn-user .turn-time{float:right}.turn-assistant{padding:2px 2px 2px 6px}.turn-time{color:var(--muted);font-size:11px}.prose{line-height:1.55;overflow-wrap:break-word}.prose pre{background:var(--code-bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;overflow-x:auto;font-size:12.5px;line-height:1.45}.prose code{background:var(--code-bg);padding:1px 4px;border-radius:4px;font-size:.92em}.prose pre code{background:none;padding:0}.prose blockquote{border-left:3px solid var(--border);margin:8px 0;padding:2px 12px;color:var(--muted)}.prose table{border-collapse:collapse;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--border);padding:4px 9px}.prose img{max-width:100%}.prose h1,.prose h2,.prose h3{margin:14px 0 6px}.prose a{color:var(--accent)}.tool{margin:6px 0;border:1px solid var(--border);border-radius:8px;background:var(--tool-bg);font-size:12.5px;overflow:hidden}.tool-head{display:flex;gap:8px;align-items:baseline;padding:5px 10px;cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;overflow:hidden}.tool-head:hover{background:var(--code-bg)}.tool-name{font-weight:600;color:var(--accent)}.tool-arg{color:var(--muted);overflow:hidden;text-overflow:ellipsis;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px}.tool-body{border-top:1px solid var(--border);padding:8px 10px}.tool-body h4{margin:6px 0 4px;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}.tool-body pre{margin:0;white-space:pre-wrap;overflow-wrap:break-word;max-height:420px;overflow-y:auto;font-size:11.5px;line-height:1.4;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.msg-images img{max-width:320px;max-height:240px;border-radius:8px;border:1px solid var(--border);margin:4px 8px 4px 0}.show-more{margin:6px 0;font-size:12px}#outline{padding:10px 6px}#outline .outline-item{display:block;width:100%;text-align:left;border:0;background:none;padding:6px 10px;border-radius:6px;font-size:12px;color:var(--text);cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#outline .outline-item:hover{background:var(--bg);color:var(--accent)}#outline .outline-title{padding:4px 10px 8px;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.5px}#dropzone{position:fixed;top:12px;right:12px;bottom:12px;left:12px;border:2.5px dashed var(--accent);border-radius:16px;background:color-mix(in srgb,var(--bg) 80%,transparent);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--accent);pointer-events:none;z-index:10}#btn-back,#float-nav{display:none}#burst{display:block;width:46px;height:46px;margin:-11px 0;cursor:grab;touch-action:none}#burst:active{cursor:grabbing}@media(max-width:720px){#brand{display:none}#search{max-width:none;flex:1;width:auto}#toolbar{gap:7px;padding:8px 10px}#share-status{display:none}#list-pane{width:100%;min-width:0;border-right:0}#dialog-pane{display:none}#outline-pane{display:none;position:fixed;top:0;right:0;bottom:0;width:min(320px,82vw);z-index:30;border-left:1px solid var(--border);box-shadow:-12px 0 30px #00000040}body.view-dialog #list-pane{display:none}body.view-dialog #dialog-pane{display:block}body.view-dialog #btn-back{display:inline-block}body.view-dialog #search{display:none}body.outline-open #outline-pane{display:block}body.view-dialog #float-nav{display:flex;flex-direction:column;gap:10px;position:fixed;right:12px;bottom:20px;z-index:20}#float-nav button{width:42px;height:42px;border-radius:50%;font-size:17px;background:color-mix(in srgb,var(--pane) 82%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 2px 10px #0000002e}#dialog{padding:12px 12px 90px}.turn-user{margin:10px 0 8px}#banner{flex-wrap:wrap;gap:6px}}dialog#share-dialog{border:1px solid var(--border);border-radius:12px;background:var(--pane);color:var(--text);padding:20px 22px;max-width:480px}dialog#share-dialog::backdrop{background:#00000059}#share-link{width:100%;padding:6px 9px;margin:8px 0;border:1px solid var(--border);border-radius:7px;background:var(--bg);color:var(--text);font-family:ui-monospace,Menlo,monospace;font-size:12px}