:root{color-scheme:light dark;--bg: #faf9f5;--bg-2: #f0eee6;--pane: #faf9f5;--card: #ffffff;--border: #e5e1d3;--border-strong: #d6d1bf;--text: #1a1915;--text-soft: #3d3929;--muted: #87847b;--accent: #d97757;--accent-hover: #c96442;--accent-soft: #f3e0d8;--user-bg: #f0eee6;--tool-bg: #f5f4ee;--code-bg: #f0eee6;--sel: #ece9dd;--shadow: 0 1px 3px rgba(61, 57, 41, .07), 0 4px 14px rgba(61, 57, 41, .05);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;font-family:var(--font-sans)}@media(prefers-color-scheme:dark){:root{--bg: #262624;--bg-2: #1f1e1b;--pane: #262624;--card: #30302e;--border: #3a3937;--border-strong: #4a4844;--text: #f0efea;--text-soft: #e3e0d5;--muted: #a3a094;--accent: #d97757;--accent-hover: #e08b6f;--accent-soft: #443027;--user-bg: #33322f;--tool-bg: #2c2b28;--code-bg: #1f1e1b;--sel: #3d3b35;--shadow: 0 1px 3px rgba(0, 0, 0, .3), 0 4px 14px rgba(0, 0, 0, .2)}}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font-size:14.5px;-webkit-font-smoothing:antialiased}::selection{background:var(--accent-soft)}#app{display:flex;flex-direction:column;height:100vh}#toolbar{display:flex;align-items:center;gap:12px;padding:10px 18px;background:var(--bg);border-bottom:1px solid var(--border)}#brand{font-family:var(--font-serif);font-weight:600;font-size:16px;letter-spacing:.1px;white-space:nowrap}#search{width:360px;max-width:40vw;padding:7px 14px;border:1px solid var(--border);border-radius:999px;background:var(--card);color:var(--text);font-size:13px;font-family:var(--font-sans);transition:border-color .15s,box-shadow .15s}#search::placeholder{color:var(--muted)}#search:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 15%,transparent)}#toolbar-spacer{flex:1}#share-status{color:var(--muted);font-size:12px}button{padding:6px 14px;border:1px solid var(--border);border-radius:999px;background:var(--card);color:var(--text-soft);font-size:13px;cursor:pointer;font-family:var(--font-sans);transition:border-color .15s,background .15s,color .15s}button:hover:not(:disabled){border-color:var(--border-strong);background:var(--bg-2)}button:disabled{opacity:.45;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover);color:#fff}#banner{padding:8px 18px;font-size:13px;border-bottom:1px solid var(--border);background:var(--accent-soft);color:var(--text-soft);display:flex;align-items:center;gap:14px}#banner a{color:var(--accent);font-weight:500}#columns{display:flex;flex:1;min-height:0}#list-pane{width:330px;min-width:250px;border-right:1px solid var(--border);overflow-y:auto;background:var(--bg);position:relative;padding:6px}#dialog-pane{flex:1;min-width:0;overflow-y:auto;background:var(--bg)}#outline-pane{width:260px;border-left:1px solid var(--border);overflow-y:auto;background:var(--bg)}@media(max-width:900px){#outline-pane{display:none}}#list-empty{padding:26px 20px;color:var(--muted);line-height:1.55}#list-empty code{background:var(--code-bg);padding:1px 5px;border-radius:5px}.session-row{display:flex;gap:8px;padding:10px;margin:2px 0;border-radius:10px;cursor:pointer;align-items:flex-start;transition:background .1s}.session-row:hover{background:var(--bg-2)}.session-row.selected{background:var(--sel)}.session-row input[type=checkbox]{margin-top:3px;accent-color:var(--accent)}.session-row>button{padding:0 7px;border:0;background:none;color:var(--muted);font-size:13px}.session-row>button:hover{color:var(--accent);background:none}.session-main{min-width:0;flex:1}.session-title{font-family:var(--font-serif);font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.session-sub{color:var(--muted);font-size:11.5px;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.session-preview{color:var(--muted);font-size:12.5px;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#dialog{max-width:860px;margin:0 auto;padding:24px 32px 70px}#dialog-header{margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border)}#dialog-header h1{font-family:var(--font-serif);font-size:24px;font-weight:600;margin:0 0 6px;letter-spacing:-.2px}#dialog-header .meta{color:var(--muted);font-size:12px}#dialog-placeholder{color:var(--muted);padding:60px 0;text-align:center;font-family:var(--font-serif);font-size:16px}.block{margin-bottom:22px}.prompt-sentinel{height:1px}.turn-user{background:var(--user-bg);border-radius:14px;padding:13px 17px;margin:16px 0 14px;white-space:pre-wrap;overflow-wrap:break-word;border:1px solid var(--border);font-family:var(--font-serif);font-size:15px;line-height:1.5;position:sticky;top:8px;z-index:6}.turn-user .turn-time{float:right;font-family:var(--font-sans);margin-left:12px}.turn-user .prompt-text{white-space:pre-wrap;overflow-wrap:break-word}.turn-user.stuck{box-shadow:var(--shadow),0 6px 20px #3d39291f;border-color:var(--border-strong);cursor:pointer}.turn-user.stuck .prompt-text{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.turn-user.stuck .msg-images{display:none}.turn-assistant{padding:2px 4px 2px 8px}.turn-time{color:var(--muted);font-size:11px}.prose{line-height:1.65;overflow-wrap:break-word;color:var(--text-soft)}.prose pre{background:var(--code-bg);border:1px solid var(--border);border-radius:10px;padding:12px 14px;overflow-x:auto;font-size:12.5px;line-height:1.5}.prose code{background:var(--code-bg);padding:1px 5px;border-radius:5px;font-size:.9em}.prose pre code{background:none;padding:0}.prose blockquote{border-left:3px solid var(--accent);margin:10px 0;padding:2px 14px;color:var(--muted)}.prose table{border-collapse:collapse;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--border);padding:5px 10px}.prose img{max-width:100%;border-radius:10px}.prose h1,.prose h2,.prose h3{margin:18px 0 8px;font-family:var(--font-serif);letter-spacing:-.1px}.prose a{color:var(--accent)}.prose hr{border:0;border-top:1px solid var(--border);margin:16px 0}.tool-group{margin:10px 0;border:1px solid color-mix(in srgb,var(--accent) 22%,transparent);border-radius:10px;background:color-mix(in srgb,var(--accent) 5%,var(--bg));font-size:12.5px;overflow:hidden}.tg-head{display:flex;gap:8px;align-items:center;padding:7px 12px;cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;overflow:hidden}.tg-chev{color:var(--accent);font-size:10px;transition:transform .18s;flex:none}.tool-group.open .tg-chev{transform:rotate(90deg)}.tg-summary{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;color:var(--text-soft);font-weight:500}.tg-count{flex:none;color:var(--accent);font-size:11px;font-weight:600;background:color-mix(in srgb,var(--accent) 12%,transparent);padding:1px 8px;border-radius:999px}.tg-list{display:none;flex-direction:column;padding:2px 12px 9px}.tool-group.open .tg-list{display:flex}.tool-step{display:flex;flex-direction:column;padding:3px 0}.step-line{display:flex;align-items:baseline;gap:8px;cursor:pointer;white-space:nowrap;overflow:hidden}.step-ic{flex:none;width:15px;text-align:center;font-size:11px;color:#4d9e63}.step-name{font-weight:600;color:var(--accent)}.step-arg{color:var(--muted);overflow:hidden;text-overflow:ellipsis;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px}.step-lbl{color:var(--text-soft);overflow:hidden;text-overflow:ellipsis}.step-body{margin:4px 0 4px 23px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--bg)}.step-desc{color:var(--muted);font-style:italic;margin-bottom:6px;font-size:12px}.step-body h4{margin:6px 0 4px;font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;font-weight:600}.step-body h4:first-child{margin-top:0}.step-body pre{margin:0;white-space:pre-wrap;overflow-wrap:break-word;max-height:420px;overflow-y:auto;font-size:11.5px;line-height:1.45;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.msg-images img{max-width:320px;max-height:240px;border-radius:10px;border:1px solid var(--border);margin:4px 8px 4px 0}.show-more{margin:8px 0;font-size:12px}#outline{padding:14px 10px}#outline .outline-item{display:block;width:100%;text-align:left;border:0;background:none;padding:6px 12px;border-radius:8px;font-size:12.5px;color:var(--text-soft);cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#outline .outline-item:hover{background:var(--bg-2);color:var(--accent)}#outline .outline-title{padding:4px 12px 10px;color:var(--muted);font-size:10.5px;text-transform:uppercase;letter-spacing:.7px;font-weight:600}#dropzone{position:fixed;top:14px;right:14px;bottom:14px;left:14px;border:2.5px dashed var(--accent);border-radius:20px;background:color-mix(in srgb,var(--bg) 82%,transparent);display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:21px;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:8px;padding:8px 12px}#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);background:var(--bg);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:44px;height:44px;border-radius:50%;font-size:17px;background:color-mix(in srgb,var(--card) 85%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:var(--shadow)}#dialog{padding:14px 14px 90px}.turn-user{margin:12px 0 10px;top:6px}#banner{flex-wrap:wrap;gap:6px}}dialog#share-dialog{border:1px solid var(--border);border-radius:16px;background:var(--card);color:var(--text);padding:22px 24px;max-width:480px;box-shadow:var(--shadow),0 18px 50px #0000002e}dialog#share-dialog h3{font-family:var(--font-serif);font-size:17px}dialog#share-dialog::backdrop{background:#1e1b1466}#share-link{width:100%;padding:7px 11px;margin:8px 0;border:1px solid var(--border);border-radius:9px;background:var(--bg);color:var(--text);font-family:ui-monospace,Menlo,monospace;font-size:12px}