:root{--paper:#fbfbfc;--surface:#fff;--surface-2:#f0f1f4;--border:#e3e5e9;--border-strong:#d3d6db;--text:#16181b;--text-soft:#43474d;--muted:#878d96;--accent:#d92d20;--accent-soft:#fdecea;--accent-ink:#b42318;--btn:#d92d20;--btn-ink:#fff;--btn-hover:#b42318;--engine:#6b7280;--danger:#b42318;--radius:12px;--radius-lg:18px;--shadow-sm:0 1px 2px #14141c0d, 0 1px 3px #14141c0a;--shadow-md:0 4px 16px #14141c14;--shadow-lg:0 20px 60px #14141c29;--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Roboto, "Noto Sans", Ubuntu, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;--serif:var(--sans);--mono:ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Consolas, monospace}:root[data-theme=dark]{--paper:#121316;--surface:#191b1f;--surface-2:#22252a;--border:#2e3238;--border-strong:#3a3f46;--text:#eceef1;--text-soft:#c4c9d0;--muted:#8d939c;--accent:#f0483e;--accent-soft:#3a1d1b;--accent-ink:#ff6f66;--btn:#f0483e;--btn-ink:#fff;--btn-hover:#d92d20;--engine:#9aa2ad;--danger:#ff6b6b;--shadow-sm:0 1px 2px #0006;--shadow-md:0 6px 20px #00000080;--shadow-lg:0 24px 70px #0009}:root[data-theme=dark] .code-block pre{background:#101216;border-color:#2e3238}:root[data-theme=dark] .code-block code{color:#e6e8ea}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--paper);color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-size:15px;line-height:1.6}button,input,textarea,select{font-family:inherit}.app{background:var(--paper);grid-template-columns:272px 1fr;height:100vh;display:grid}.rail{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;min-height:0;display:flex}.brand{align-items:baseline;gap:9px;padding:22px 22px 14px;display:flex}.brand .logo{font-family:var(--sans);letter-spacing:-.03em;color:var(--text);font-size:22px;font-weight:650}.brand .logo b{color:var(--accent);font-weight:650}.brand .tag{color:var(--muted);letter-spacing:.14em;text-transform:uppercase;border:1px solid var(--border-strong);border-radius:5px;padding:2px 6px;font-size:10px}.nav{flex-direction:column;gap:1px;padding:0 8px;display:flex}.nav-item{cursor:pointer;color:var(--text-soft);text-align:left;background:0 0;border:none;border-radius:9px;align-items:center;gap:11px;padding:9px 12px;font-size:14px;transition:background .12s,color .12s;display:flex}.nav-item:hover{background:var(--surface-2);color:var(--text)}.nav-item.on{background:var(--surface-2);color:var(--text);font-weight:550}.ni-icon{text-align:center;opacity:.9;width:18px;font-size:14px}.recents{flex-direction:column;flex:1;min-height:0;margin-top:16px;display:flex}.recents-label{letter-spacing:.06em;color:var(--muted);padding:4px 20px 6px;font-size:11px}.rail-tabs{background:var(--surface-2);border:1px solid var(--border);border-radius:999px;gap:4px;margin:2px 12px 10px;padding:3px;display:flex}.rail-tabs button{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:999px;flex:1;justify-content:center;align-items:center;gap:6px;padding:7px 10px;font-size:13px;font-weight:550;transition:background .15s,color .15s;display:inline-flex}.rail-tabs button.on{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}.rail-tabs button:hover:not(.on){color:var(--text)}.update-banner{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;text-align:left;align-items:center;gap:10px;width:100%;margin:0 0 10px;padding:10px 12px;transition:background .15s,border-color .15s;display:flex}.update-banner:hover{border-color:var(--btn)}.update-banner:disabled{opacity:.7;cursor:default}.ub-icon{color:var(--btn);display:inline-flex}.ub-text{flex-direction:column;flex:1;line-height:1.25;display:flex}.ub-title{color:var(--text);font-size:12.5px;font-weight:600}.ub-ver{color:var(--muted);font-size:11px}.ub-arrow{color:var(--muted);font-size:14px}.new-btn{background:var(--btn);color:var(--btn-ink);border-radius:var(--radius);cursor:pointer;text-align:left;box-shadow:var(--shadow-sm);border:none;margin:4px 12px 12px;padding:10px 14px;font-size:14px;font-weight:550;transition:background .15s,transform 50ms}.new-btn:hover{background:var(--btn-hover)}.new-btn:active{transform:translateY(1px)}.projectbar{gap:6px;margin:0 16px 10px;display:flex}.projectbar select{cursor:pointer;background:var(--surface);color:var(--text);border:1px solid var(--border-strong);border-radius:10px;outline:none;flex:1;padding:8px 10px;font-size:13px}.projectbar button{cursor:pointer;background:var(--surface);width:38px;color:var(--muted);border:1px solid var(--border-strong);border-radius:10px;font-size:17px}.projectbar button:hover{color:var(--accent);border-color:var(--accent)}.sessions{flex:1;min-height:0;padding:4px 12px 12px;overflow-y:auto}.sessions .empty{color:var(--muted);padding:8px;font-size:13px;line-height:1.5}.session{cursor:pointer;color:var(--text-soft);white-space:nowrap;text-overflow:ellipsis;border-radius:9px;align-items:center;gap:7px;padding:9px 12px;font-size:14px;transition:background .12s,color 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code{background:var(--surface-2);word-break:break-all;border-radius:5px;padding:1px 6px;font-size:12px}.plan-card{border:1px solid var(--border);background:var(--surface);border-radius:13px;max-width:640px;margin:8px 0;padding:12px 16px}.plan-title{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;font-size:11px}.plan-step{color:var(--text-soft);align-items:baseline;gap:9px;padding:3px 0;font-size:13.5px;display:flex}.plan-step.done{color:var(--muted);text-decoration:line-through}.plan-check{color:var(--accent);font-weight:700}.plan-step.done .plan-check{color:#16a34a}.tasks-badge{cursor:pointer;border:1px solid var(--border-strong);background:var(--surface);color:var(--text-soft);border-radius:20px;align-items:center;gap:7px;padding:5px 12px;font-size:12.5px;display:inline-flex}.tasks-badge:hover{border-color:var(--accent);color:var(--text)}.tb-spin{color:#e8694a;animation:2.2s linear infinite tbspin;display:inline-block}@keyframes 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12px;font-size:13px;font-weight:600;display:flex}.ws-current:hover{border-color:var(--accent)}.ws-menu{z-index:40;background:var(--surface);border:1px solid var(--border);min-width:280px;box-shadow:var(--shadow-md);border-radius:12px;flex-direction:column;padding:6px;display:flex;position:absolute;top:calc(100% + 6px);right:0}.ws-menu button{text-align:left;color:var(--text);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;padding:8px 10px;font-size:13px;display:flex;overflow:hidden}.ws-menu button:hover{background:var(--surface-2)}.ws-menu button.on{color:var(--accent);font-weight:600}.ws-menu-path{color:var(--muted);text-overflow:ellipsis;max-width:150px;margin-left:auto;padding-left:10px;font-size:11px;overflow:hidden}.admin-cards{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:14px 0 22px;display:grid}.acard{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:2px;padding:14px 16px;display:flex}.acard b{color:var(--text);font-size:26px;font-weight:700}.acard span{color:var(--muted);font-size:12px}.acard i{color:var(--engine);font-size:11px;font-style:normal}.acard.pro b{color:var(--accent)}.acard.bad{border-color:var(--danger)}.acard.bad b{color:var(--danger)}.admin-table{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);overflow:hidden}.arow{border-top:1px solid var(--border);grid-template-columns:1fr 70px 90px 70px 80px;gap:8px;padding:9px 14px;font-size:13px;display:grid}.arow:first-child{border-top:none}.arow.ahead{background:var(--surface-2);color:var(--muted);font-size:12px;font-weight:600}.arow span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.tag-pro{color:var(--accent);font-weight:700}.admin-err{border:1px solid var(--border);background:var(--surface);border-radius:10px;margin-top:8px}.admin-err summary{cursor:pointer;color:var(--text-soft);padding:9px 14px;font-size:13px}.admin-err pre{color:var(--danger);margin:0;padding:10px 14px;font-size:11px;overflow-x:auto}.cust-acc{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);margin-bottom:10px;overflow:hidden}.cust-acc>summary{cursor:pointer;-webkit-user-select:none;user-select:none;color:var(--text);align-items:center;gap:8px;padding:14px 18px;font-size:15px;font-weight:600;list-style:none;display:flex}.cust-acc>summary::-webkit-details-marker{display:none}.cust-acc>summary:after{content:"▾";color:var(--muted);margin-left:auto;transition:transform .15s}.cust-acc[open]>summary:after{transform:rotate(180deg)}.cust-acc>summary:hover{background:var(--surface-2)}.cust-acc[open]>summary{border-bottom:1px solid var(--border)}.cust-acc .sec-hint{font-weight:400}.cust-body{padding:14px 18px 18px}.cust-body .sec-title{margin-top:14px}.cust-body .sec-title:first-child{margin-top:0}.route{color:var(--muted);font-size:12px}.route b{color:var(--engine);font-weight:600}.engine-select{color:var(--muted);align-items:center;gap:7px;font-size:12px;display:flex}.engine-select select{background:var(--surface);color:var(--engine);border:1px solid var(--border-strong);cursor:pointer;border-radius:8px;outline:none;padding:5px 9px;font-size:12px;font-weight:550}.body{flex:1;min-height:0;display:flex}.thread{flex:1;min-height:0;padding:30px;overflow-y:auto}.thread-inner{flex-direction:column;gap:26px;max-width:720px;margin:0 auto;display:flex}.msg{flex-direction:column;gap:7px;display:flex}.msg .who{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-size:11px;font-weight:600}.msg.nova .who{color:var(--accent)}.bubble{white-space:pre-wrap;word-wrap:break-word;color:var(--text)}.msg.user .bubble{background:var(--surface-2);white-space:pre-wrap;border-radius:4px 14px 14px;align-self:flex-start;max-width:100%;padding:13px 16px}.msg.nova .bubble{padding:0}.msg.user .bubble{position:relative}.edit-btn{border:1px solid var(--border-strong);background:var(--surface);width:24px;height:24px;color:var(--muted);cursor:pointer;opacity:0;border-radius:50%;font-size:11px;transition:opacity .12s;position:absolute;top:-10px;right:-10px}.msg.user:hover .edit-btn{opacity:1}.edit-btn:hover{color:var(--accent);border-color:var(--accent)}.edit-box{align-self:flex-start;width:100%;max-width:560px}.edit-box textarea{border:1px solid var(--accent);background:var(--surface);width:100%;min-height:70px;color:var(--text);font-family:var(--sans);resize:vertical;border-radius:12px;outline:none;padding:12px 14px;font-size:15px;line-height:1.5}.edit-actions{justify-content:flex-end;gap:8px;margin-top:8px;display:flex}.edit-actions button{border:1px solid var(--border-strong);background:var(--surface);color:var(--text-soft);cursor:pointer;border-radius:9px;padding:7px 14px;font-size:13px}.edit-actions button.cta{border:none}.chip{color:var(--engine);background:color-mix(in srgb, var(--engine) 8%, var(--surface));border:1px solid color-mix(in srgb, var(--engine) 30%, var(--border));border-radius:20px;align-self:flex-start;margin-top:4px;padding:3px 10px;font-size:11px}.chip:before{content:"◆ ";opacity:.8}.msg-actions{flex-wrap:wrap;align-items:center;gap:8px;margin-top:4px;display:flex}.msg-actions button{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:7px;padding:3px 8px;font-size:12px}.msg-actions button:hover{color:var(--accent);background:var(--surface-2)}.msg-actions button.rated{color:var(--accent);background:var(--accent-soft)}.think{border:1px solid var(--border);background:var(--surface-2);border-radius:10px;margin-bottom:4px;font-size:13px}.think>summary{cursor:pointer;color:var(--muted);padding:8px 13px;font-size:12.5px;list-style:none}.think>summary::-webkit-details-marker{display:none}.think-body{color:var(--text-soft);white-space:pre-wrap;border-top:1px dashed var(--border);padding:4px 14px 12px;font-size:13px;line-height:1.55}.slash-menu{background:var(--surface);border:1px solid var(--border-strong);box-shadow:var(--shadow-lg);z-index:20;border-radius:14px;position:absolute;bottom:calc(100% + 8px);left:0;right:0;overflow:hidden}.slash-item{cursor:pointer;align-items:baseline;gap:12px;padding:10px 16px;display:flex}.slash-item.on{background:var(--surface-2)}.slash-name{font-family:var(--mono);color:var(--accent-ink);font-size:13px;font-weight:600}.slash-desc{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:12.5px;overflow:hidden}.cmds{flex-direction:column;gap:12px;max-width:560px;display:flex}.cmds code{font-family:var(--mono);background:var(--surface-2);border-radius:4px;padding:1px 5px}.cmd-form{gap:8px;display:flex}.cmd-form input{border:1px solid var(--border-strong);background:var(--surface);color:var(--text);border-radius:10px;outline:none;flex:1;padding:10px 13px;font-size:13.5px}.cmd-form input:focus{border-color:var(--accent)}.top-actions{gap:4px;margin-right:12px;display:flex}.top-actions button{border:1px solid var(--border-strong);cursor:pointer;color:var(--text-soft);background:0 0;border-radius:8px;padding:5px 11px;font-size:12px}.top-actions button:hover{border-color:var(--accent);color:var(--accent)}.art-btns{gap:6px;display:flex}.sched-form{flex-wrap:wrap;gap:8px;margin:14px 0 18px;display:flex}.sched-prompt{border:1px solid var(--border-strong);background:var(--surface);min-width:220px;color:var(--text);border-radius:10px;outline:none;flex:1;padding:11px 14px;font-size:14px}.sched-prompt:focus{border-color:var(--accent)}.sched-time{border:1px solid var(--border-strong);background:var(--surface);color:var(--text);border-radius:10px;outline:none;padding:10px 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