:root{--radius:5px;--radius-sm:3px;--radius-lg:8px;--radius-pill:9999px;--rail:300px;--ease:cubic-bezier(.22, 1, .36, 1);--font:"Outfit", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-display:"Outfit", system-ui, sans-serif;--serif:"Source Serif 4", Georgia, "Noto Serif SC", serif;--mono:"IBM Plex Mono", ui-monospace, Consolas, monospace;--shadow:0 28px 72px #00000080;--bg0:#06080c;--bg1:#0b0e14;--bg2:#12171f;--bg3:#1a2130;--line:#ffffff0f;--line-strong:#ffffff1c;--hairline:#ffffff1a;--text:#e8edf5;--text-dim:#8b96ab;--text-faint:#5a6578;--amber:#f0a050;--amber-soft:#f5c08a;--amber-dim:#f0a05024;--accent:var(--amber);--accent-soft:var(--amber-soft);--accent-dim:var(--amber-dim);--accent-ink:#1a1008;--primary:var(--amber);--primary-focus:#f5b06a;--teal:#5ec8c0;--teal-dim:#5ec8c01f;--rose:#f07178;--rose-dim:#f071781f;--violet:#a78bfa;--violet-dim:#a78bfa1f;--ok:#6bcf8e;--surface-rail:#090c12c7;--surface-card:#10141ce6;--brand-mark-bg:linear-gradient(145deg, #1f1812, #0e1218);--brand-mark-border:#f0a05066;--btn-primary:linear-gradient(180deg, #f5b06a, #f0a050);--btn-primary-shadow:0 8px 24px #f0a05047;--fill-muted:#ffffff0a;--fill-code:#00000059;--fill-pre:#00000073;--fill-overlay:#090c12b8;--code-fg:#c8d0dc;--md-body:#dce3ee;--md-heading:#f2f5fa;--md-muted:#c5cddb;--think-heading:#c4b5fd;--glow-a:#f0a05021;--glow-b:#5ec8c01a;--glow-c:#a78bfa12;--noise-opacity:.28}html[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}html[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg0:#f4f6fa;--bg1:#fff;--bg2:#eef1f6;--bg3:#e4e9f1;--line:#0f172a1a;--line-strong:#0f172a29;--hairline:#0f172a24;--text:#0b1220;--text-dim:#1e293b;--text-faint:#475569;--amber:#e8a04a;--amber-soft:#f0b45c;--amber-dim:#f0b0602e;--accent:var(--amber);--accent-soft:var(--amber-soft);--accent-dim:var(--amber-dim);--accent-ink:#1a1008;--primary:var(--amber);--primary-focus:#f0b45c;--teal:#0d9488;--teal-dim:#0d94881a;--rose:#e11d48;--rose-dim:#e11d481a;--violet:#7c3aed;--violet-dim:#7c3aed1a;--ok:#16a34a;--shadow:0 16px 40px #0f172a14;--surface-rail:#ffffffdb;--surface-card:#fff;--brand-mark-bg:linear-gradient(145deg, #fff7ed, #ffedd5);--brand-mark-border:#c47a2859;--btn-primary:linear-gradient(180deg, #ffd28a, #f5b06a);--btn-primary-shadow:0 4px 14px #f5b06a59;--fill-muted:#0f172a0a;--fill-code:#f1f5f9;--fill-pre:#0f172a;--fill-overlay:#ffffffe6;--code-fg:#e2e8f0;--md-body:#0b1220;--md-heading:#020617;--md-muted:#1e293b;--think-heading:#5b21b6;--glow-a:#c47a2814;--glow-b:#0d94880f;--glow-c:#7c3aed0d;--noise-opacity:.06}*,:before,:after{box-sizing:border-box}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:none}a{color:var(--teal)}code{font-family:var(--mono);color:var(--teal);font-size:.9em}.app{grid-template-columns:var(--rail) 1fr;isolation:isolate;height:100%;display:grid;position:relative;overflow:hidden}.app:before{content:"";z-index:-2;background:radial-gradient(1000px 560px at 8% -12%, var(--glow-a), transparent 55%), radial-gradient(780px 520px at 96% 0%, var(--glow-b), transparent 52%), radial-gradient(640px 420px at 72% 110%, var(--glow-c), transparent 48%), var(--bg0);position:absolute;inset:0}.app:after{content:"";z-index:-1;opacity:var(--noise-opacity);pointer-events:none;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");background-size:200px;position:absolute;inset:0}.rail-scrim{display:none}.rail{border-right:1px solid var(--line);background:var(--surface-rail);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);z-index:30;flex-direction:column;min-height:0;display:flex}.brand{border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:18px 16px 14px;display:flex}.brand-mark{background:var(--brand-mark-bg);border:1px solid var(--brand-mark-border);width:36px;height:36px;color:var(--amber);border-radius:4px;flex-shrink:0;place-items:center;display:grid;box-shadow:0 0 28px #f0a0502e}.brand-mark svg{width:55%;height:55%}.brand-text{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.brand-text strong{letter-spacing:.01em;font-size:15px;font-weight:600}.brand-text span{color:var(--text-faint);font-size:10.5px;font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase}.icon-btn.rail-close{display:none}.rail-actions{padding:12px 12px 8px}.btn-new{border-radius:var(--radius-sm);background:var(--btn-primary);width:100%;color:var(--accent-ink);box-shadow:var(--btn-primary-shadow);border:none;justify-content:center;align-items:center;gap:8px;padding:11px 16px;font-size:14px;font-weight:600;transition:filter .15s,transform .15s;display:flex}.btn-new .plus{font-size:18px;font-weight:500;line-height:1}.btn-new:hover{filter:brightness(1.06);transform:translateY(-1px)}.btn-new:active{transform:translateY(0)}.rail-search{padding:0 12px 8px}.rail-search input{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius-sm);width:100%;color:var(--text);outline:none;padding:8px 11px;font-size:13px}.rail-search input:focus{box-shadow:0 0 0 3px var(--amber-dim);border-color:#f0a05066}.rail-search input::placeholder{color:var(--text-faint)}.rail-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);align-items:center;gap:8px;padding:8px 16px 6px;font-size:11px;font-weight:600;display:flex}.rail-count{font-family:var(--mono);background:var(--fill-muted);border:1px solid var(--line);color:var(--text-dim);letter-spacing:0;text-transform:none;border-radius:3px;padding:1px 6px;font-size:10px;font-weight:500}.session-scroll{scrollbar-width:thin;scrollbar-color:var(--bg3) transparent;flex:1;padding:4px 10px 16px;overflow:auto}.empty-rail{color:var(--text-faint);padding:12px 8px;font-size:12.5px;line-height:1.45}.session-card{text-align:left;border:1px solid #0000;border-radius:5px;width:100%;margin-bottom:4px;padding:11px 12px;transition:background .15s,border-color .15s;position:relative}.session-card:hover{background:var(--fill-muted)}.session-card.active{background:var(--amber-dim);border-color:var(--amber)}.sc-row{align-items:flex-start;gap:6px;display:flex}.session-card .sc-title{white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;font-size:13.5px;font-weight:500;overflow:hidden}.session-card .sc-meta{color:var(--text-faint);font-size:11px;font-family:var(--mono);flex-wrap:wrap;align-items:center;gap:5px;margin-top:7px;display:flex}.session-card .sc-file{color:var(--text-faint);white-space:nowrap;text-overflow:ellipsis;font-size:11px;font-family:var(--mono);margin-top:6px;overflow:hidden}.sc-time{opacity:.85;margin-left:auto}.session-card .sc-del{width:22px;height:22px;color:var(--text-faint);opacity:0;border-radius:3px;flex-shrink:0;font-size:14px;line-height:1;transition:opacity .15s,background .15s,color .15s}.session-card:hover .sc-del,.session-card:focus-within .sc-del{opacity:1}.session-card .sc-del:hover{background:var(--rose-dim);color:var(--rose)}.tag{background:var(--fill-muted);border:1px solid var(--line);border-radius:3px;align-items:center;gap:4px;padding:1px 6px;display:inline-flex}.tag.teal{color:var(--teal);border-color:#5ec8c040}.tag.live{color:var(--ok);background:#6bcf8e14;border-color:#6bcf8e4d}.tag.live:before{content:"";background:var(--ok);border-radius:50%;width:5px;height:5px;animation:1.2s ease-in-out infinite pulse}.rail-foot{border-top:1px solid var(--line);background:var(--surface-rail);color:var(--text);flex-direction:column;gap:8px;padding:12px 12px 14px;display:flex}.status-row{color:var(--text-dim);align-items:center;gap:8px;font-size:12px;display:flex}.status-dot{background:var(--text-faint);border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 3px #ffffff0a}.status-dot.on{background:var(--ok);box-shadow:0 0 0 3px #6bcf8e26}.status-dot.off{background:var(--rose);box-shadow:0 0 0 3px #f071781f}.pill-row{flex-wrap:wrap;gap:6px;display:flex}.pill{font-size:11px;font-family:var(--mono);border:1px solid var(--line);color:var(--text-dim);background:var(--fill-muted);text-overflow:ellipsis;white-space:nowrap;border-radius:3px;max-width:100%;padding:3px 8px;overflow:hidden}.pill.ok{color:var(--ok);border-color:#6bcf8e4d}.pill.err{color:var(--rose);border-color:#f0717859}.pill.warn{color:var(--amber)}.stage{background:var(--bg0);min-width:0;height:100%;min-height:0;color:var(--text);flex-direction:column;display:flex;position:relative;overflow:hidden}.topbar{border-bottom:1px solid var(--line);background:var(--fill-overlay);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);align-items:center;gap:10px;padding:10px 12px;display:none}.topbar-brand{flex:1;align-items:center;gap:8px;min-width:0;font-size:14px;font-weight:600;display:flex}.topbar-meta{gap:6px;display:flex}.icon-btn{font-size:11.5px;font-family:var(--mono);color:var(--text-dim);border:1px solid #0000;border-radius:3px;justify-content:center;align-items:center;gap:4px;padding:4px 8px;transition:background .15s,color .15s,border-color .15s;display:inline-flex}.icon-btn:hover{background:var(--fill-muted);color:var(--text);border-color:var(--line)}.menu-btn{border:1px solid var(--line);background:var(--fill-muted);width:36px;height:36px;font-size:16px}.hero{flex:1;justify-content:center;align-items:flex-start;padding:28px 20px 48px;display:flex;overflow:auto}.hero-grid{width:min(720px,100%)}.hero-card{background:var(--bg1);border:1px solid var(--line-strong);border-radius:var(--radius);box-shadow:var(--shadow);width:100%;max-width:720px;color:var(--text);padding:28px 24px 22px;position:relative;overflow:hidden}.form.is-busy{pointer-events:none;opacity:.55;filter:saturate(.85)}.drop.disabled{pointer-events:none;opacity:.7}.create-overlay{z-index:5;background:color-mix(in srgb, var(--bg0) 72%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:fadein .2s var(--ease) both;border-radius:3px;place-items:center;padding:24px;display:grid;position:absolute;inset:0}.create-overlay-card{text-align:center;border:1px solid var(--line-strong);background:var(--bg1);width:min(360px,100%);box-shadow:var(--shadow);border-radius:3px;padding:28px 22px 22px}.create-loader{place-items:center;width:64px;height:64px;margin:0 auto 16px;display:grid;position:relative}.create-ring{border:2px solid #f0a05026;border-top-color:var(--amber);border-radius:50%;animation:.85s linear infinite spin;position:absolute;inset:0}.create-overlay-card h3{letter-spacing:-.01em;margin:0 0 6px;font-size:16px;font-weight:600}.create-overlay-card p{color:var(--text-dim);word-break:break-all;margin:0 0 16px;font-size:12.5px;line-height:1.45}.create-bar{background:var(--fill-muted);border:1px solid var(--line);border-radius:3px;height:6px;overflow:hidden}.create-bar-fill{background:linear-gradient(90deg, #f5b06a, var(--amber), var(--teal));background-size:200% 100%;border-radius:3px;min-width:0;height:100%;transition:width .2s}.create-bar-fill.indeterminate{animation:1.1s ease-in-out infinite bar-slide,1.6s linear infinite bar-shine;width:40%!important}@keyframes bar-slide{0%{transform:translate(-120%)}to{transform:translate(280%)}}@keyframes bar-shine{0%{background-position:0%}to{background-position:200%}}.create-pct{font-size:12px;font-family:var(--mono);color:var(--amber-soft);letter-spacing:.04em;margin-top:10px}html[data-theme=dark] .hero-card:before{content:"";background:linear-gradient(90deg,#0000,#f0a05073,#0000);height:1px;position:absolute;top:0;left:0;right:0}@keyframes rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}.hero-kicker{letter-spacing:.14em;text-transform:uppercase;color:var(--amber);font-size:11px;font-weight:600;font-family:var(--mono);margin-bottom:12px}.hero-card h1{letter-spacing:-.03em;margin:0 0 10px;font-size:clamp(28px,4.2vw,36px);font-weight:600;line-height:1.12}.hero-card h1 em{color:#0000;background:linear-gradient(120deg, var(--amber-soft), var(--teal));-webkit-background-clip:text;background-clip:text;font-style:normal}.hero-card .lead{color:var(--text-dim);max-width:52ch;margin:0 0 20px;font-size:14.5px;line-height:1.6}.feature-row{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px;display:grid}.feature{border:1px solid var(--line);background:var(--fill-muted);border-radius:5px;gap:10px;padding:12px;display:flex}.feature .f-ico{font-family:var(--mono);color:var(--amber);padding-top:2px;font-size:11px;font-weight:600}.feature strong{margin-bottom:2px;font-size:12.5px;font-weight:600;display:block}.feature p{color:var(--text-faint);margin:0;font-size:11.5px;line-height:1.35}.form{gap:14px;display:grid}.field{gap:7px;display:grid}.field>span{color:var(--text-dim);letter-spacing:.02em;font-size:12px;font-weight:500}.field input,.field textarea,.field select{background:var(--bg1);border:1px solid var(--line-strong);border-radius:var(--radius-sm);width:100%;color:var(--text);outline:none;padding:11px 13px;transition:border-color .15s,box-shadow .15s}.field input:focus,.field textarea:focus,.field select:focus{box-shadow:0 0 0 3px var(--amber-dim);border-color:#f0a05073}.composer-box select{background:var(--bg2);border:1px solid var(--line);color:var(--text)}.field textarea{resize:vertical;min-height:120px;font-family:var(--mono);font-size:13px;line-height:1.5}.field-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.drop{border:1.5px dashed var(--line-strong);border-radius:var(--radius-sm);text-align:center;color:var(--text-dim);background:var(--fill-muted);padding:22px 14px;font-size:13px;transition:border-color .15s,background .15s,transform .15s;position:relative}.drop:hover,.drop.has-file,.drop.drag{background:var(--teal-dim);border-color:#5ec8c073}.drop.drag{border-style:solid;transform:scale(1.01)}.drop input{opacity:0;cursor:pointer;position:absolute;inset:0}.drop-title strong,.drop strong{color:var(--teal);font-weight:600}.drop-name{font-family:var(--mono);color:var(--text);word-break:break-all;font-size:13px}.drop-file{z-index:1;pointer-events:none;position:relative}.drop-file .linkish{pointer-events:auto;color:var(--rose);text-underline-offset:2px;margin-top:8px;font-size:12px;text-decoration:underline}.form-foot{flex-wrap:wrap;align-items:center;gap:14px;margin-top:2px;display:flex}.btn{border:1px solid var(--line-strong);background:var(--bg3);border-radius:4px;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-size:13.5px;font-weight:550;transition:background .15s,border-color .15s,transform .1s,filter .15s;display:inline-flex}.btn:hover:not(:disabled){background:var(--bg3);border-color:#fff3}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-lg{border-radius:5px;padding:12px 20px;font-size:14.5px}.btn-primary{background:var(--btn-primary);color:var(--accent-ink);box-shadow:var(--btn-primary-shadow);border-color:#0000;font-weight:600}.btn-primary:hover:not(:disabled){filter:brightness(1.06);background:var(--btn-primary)}.btn-arrow{opacity:.7;transition:transform .15s var(--ease)}.btn-primary:hover:not(:disabled) .btn-arrow{transform:translate(3px)}.btn-danger{color:var(--rose);background:var(--rose-dim);border-color:#f0717859}.hint{color:var(--text-faint);font-size:12px}.alert{border-radius:var(--radius-sm);background:var(--rose-dim);color:var(--rose);border:1px solid #f071784d;padding:10px 12px;font-size:13px}.chat{background:var(--bg0);color:var(--text);flex:1;grid-template-rows:auto minmax(0,1fr) auto;height:100%;min-height:0;display:grid;overflow:hidden}.chat-top{border-bottom:1px solid var(--line);background:var(--fill-overlay);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:var(--text);justify-content:space-between;align-items:center;gap:12px;padding:12px 64px 12px 20px;display:flex}.chat-top-main{flex-direction:column;gap:6px;min-width:0;display:flex}.chat-top h2{letter-spacing:-.01em;white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:16px;font-weight:600;overflow:hidden}.chips{flex-wrap:wrap;gap:6px;display:flex}.chip{border:1px solid var(--line);color:var(--text-dim);background:var(--fill-muted);border-radius:3px;padding:3px 8px;font-size:11px}.chip.mono{font-family:var(--mono)}.chip.ok{color:var(--teal);border-color:#5ec8c04d}.chip.live{color:var(--ok);background:#6bcf8e14;border-color:#6bcf8e59}a.chip.path-chip{color:var(--teal);text-overflow:ellipsis;white-space:nowrap;cursor:copy;max-width:min(280px,42vw);text-decoration:none;overflow:hidden}a.chip.path-chip:hover{background:var(--teal-dim);border-color:#5ec8c073}.live-badge{font-size:12px;font-family:var(--mono);color:var(--ok);background:#6bcf8e14;border:1px solid #6bcf8e4d;border-radius:3px;flex-shrink:0;align-items:center;gap:8px;padding:6px 12px;display:inline-flex}.pulse-ring{background:var(--ok);border-radius:50%;width:8px;height:8px;animation:1.4s ease-out infinite ring;box-shadow:0 0 #6bcf8e80}@keyframes ring{0%{box-shadow:0 0 #6bcf8e73}70%{box-shadow:0 0 0 8px #6bcf8e00}to{box-shadow:0 0 #6bcf8e00}}.messages{scroll-behavior:smooth;overscroll-behavior:contain;background:var(--bg0);min-height:0;color:var(--text);flex-direction:column;gap:14px;padding:18px 20px 28px;display:flex;overflow:auto}.msg-empty{text-align:center;max-width:360px;animation:rise .4s var(--ease) both;margin:auto;padding:48px 16px}.msg-empty .glyph{background:var(--amber-dim);border:1px solid #f0a05047;border-radius:3px;place-items:center;width:56px;height:56px;margin:0 auto 16px;display:grid}.msg-empty h3{margin:0 0 8px;font-size:18px;font-weight:600}.msg-empty p{color:var(--text-dim);margin:0;font-size:14px}.msg{max-width:min(1040px,100%);animation:fadein .28s var(--ease) both;align-self:flex-start;width:100%}@keyframes fadein{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.msg.user{align-self:flex-end;width:auto;max-width:min(560px,92%)}.msg-user-bubble{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);color:var(--text);max-width:min(720px,92%);box-shadow:none;margin-left:auto;padding:12px 14px}.msg-user-bubble .who{color:var(--teal);font-size:11px;font-weight:600;font-family:var(--mono);letter-spacing:.04em;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px;display:flex}.msg-user-bubble .who .msg-meta{margin-left:auto}.msg-user-bubble .md-user{font-family:var(--font);color:var(--text);font-size:14px;line-height:1.55}.msg-user-bubble .md-user code{color:var(--teal)}.msg-status{width:auto;font-size:12px;font-family:var(--mono);color:var(--text-faint);border:1px dashed var(--line);background:var(--fill-muted);border-radius:3px;align-self:center;align-items:center;gap:8px;padding:6px 12px;display:inline-flex}.msg-status.queue{color:var(--amber);border-color:#f0a05040}.msg-tools{width:auto;max-width:min(880px,100%)}.msg-tool{background:var(--teal-dim);font-family:var(--mono);border:1px solid #5ec8c038;border-radius:3px;align-items:center;gap:8px;max-width:100%;padding:6px 11px;font-size:12px;display:inline-flex}.msg-tool.nested{border-radius:3px;width:100%;display:flex}.tool-dot{background:var(--teal);border-radius:50%;flex-shrink:0;width:6px;height:6px}.msg-tool .tn,.tool-group-head .tn{color:var(--teal);flex-shrink:0;font-weight:600}.msg-tool .td,.tool-preview{color:var(--text-faint);text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.tool-group{background:#5ec8c00d;border:1px solid #5ec8c02e;border-radius:5px;max-width:100%;overflow:hidden}.tool-group-head{width:100%;font-family:var(--mono);text-align:left;align-items:center;gap:8px;padding:8px 12px;font-size:12px;display:flex}.tool-group-head .chev{color:var(--text-faint);margin-left:auto}.tool-group-body{border-top:1px solid #5ec8c01a;flex-direction:column;gap:4px;padding:8px;display:flex}.msg-think{background:var(--violet-dim);border-radius:var(--radius);border:1px solid #a78bfa40;max-width:min(1040px,100%);overflow:hidden}.msg-think.is-live{border-color:#a78bfa73;animation:1.8s ease-in-out infinite think-pulse;box-shadow:0 0 0 1px #a78bfa1f,0 8px 28px #503c8c2e}@keyframes think-pulse{0%,to{border-color:#a78bfa59}50%{border-color:#a78bfaa6}}.msg-think summary{cursor:pointer;color:var(--violet);-webkit-user-select:none;user-select:none;align-items:center;gap:8px;padding:10px 14px;font-size:12.5px;font-weight:500;list-style:none;display:flex}.think-live-label{color:var(--think-heading);align-items:center;gap:8px;font-weight:600;display:inline-flex}.think-placeholder{color:var(--text-dim);align-items:center;gap:10px;padding:14px 16px 16px;font-size:13px;display:flex}.msg-think summary::-webkit-details-marker{display:none}.msg-think summary .chev{opacity:.7;transition:transform .15s}.msg-think[open] summary .chev{transform:rotate(90deg)}.think-meta{opacity:.55;font-family:var(--mono);margin-left:auto;font-size:11px}.think-scroll{scrollbar-width:thin;scrollbar-color:#a78bfa59 transparent;border-top:1px solid #a78bfa1f;max-height:240px;position:relative;overflow:auto}.think-scroll:hover{scrollbar-color:#a78bfa8c #a78bfa14}.think-scroll::-webkit-scrollbar{width:6px;height:6px}.think-scroll::-webkit-scrollbar-track{background:0 0;margin:4px 0}.think-scroll::-webkit-scrollbar-thumb{background:#a78bfa52 padding-box padding-box;border:1px solid #0000;border-radius:3px;min-height:32px}.think-scroll::-webkit-scrollbar-thumb:hover{background:#a78bfa8c padding-box padding-box}.think-scroll::-webkit-scrollbar-corner{background:0 0}.think-body,.md-think{word-break:break-word;overflow-wrap:anywhere;font-family:var(--font);color:var(--text-dim);margin:0;padding:10px 14px 14px;font-size:13px;line-height:1.55;overflow:visible}.md-think h1,.md-think h2,.md-think h3,.md-think h4{color:var(--think-heading);border-bottom:none;margin:.7em 0 .35em;padding-bottom:0;font-size:.95em}.md-think p{margin:0 0 .55em}.md-think ul,.md-think ol{margin:0 0 .55em;padding-left:1.25em}.md-think code{color:var(--think-heading);background:var(--fill-muted);font-size:.88em}.md-think pre,.md-think pre.md-code{background:var(--bg2);border-color:#a78bfa2e;margin:.4em 0 .7em;padding:8px 10px;font-size:11.5px}.md-think blockquote{color:var(--text-dim);background:#a78bfa14;border-left-color:#a78bfa73}.md-think strong{color:var(--think-heading)}.md-think.streaming:after{content:"▋";color:var(--violet);font-family:var(--mono);margin-left:2px;animation:1s step-end infinite blink}.msg-card{background:var(--bg1);border:1px solid var(--line-strong);border-radius:var(--radius);box-shadow:var(--shadow);max-width:min(1040px,100%);color:var(--text);padding:14px 16px 16px}.msg-card.result{border-color:var(--amber-dim);background:var(--bg1)}.msg-head{font-size:11px;font-family:var(--mono);letter-spacing:.04em;color:var(--text-faint);align-items:center;gap:8px;margin-bottom:12px;display:flex}.msg-head .badge{color:var(--amber);text-transform:uppercase;letter-spacing:.08em;font-weight:600}.msg-head .badge.report{color:var(--amber-soft)}.msg-head .cost{color:var(--text-dim)}.msg-head .stream-tag{color:var(--teal)}.msg-meta{flex-shrink:0;align-items:center;gap:8px;margin-left:auto;display:inline-flex}.msg-time{font-family:var(--mono);color:var(--text-faint);letter-spacing:.02em;font-variant-numeric:tabular-nums;font-size:11px;font-weight:500}.msg-time.in-summary{opacity:.85;margin-left:4px}.copy-btn{border:1px solid var(--line-strong);background:var(--fill-muted);color:var(--text-dim);font-size:11px;font-family:var(--mono);border-radius:3px;align-items:center;gap:5px;padding:3px 8px;line-height:1;transition:color .15s,border-color .15s,background .15s;display:inline-flex}.copy-btn:hover{color:var(--text);background:var(--teal-dim);border-color:#5ec8c066}.copy-btn.ok{color:var(--ok);background:#6bcf8e1a;border-color:#6bcf8e59}.copy-btn svg{flex-shrink:0}.msg-think summary .copy-btn{margin-left:4px}.md{font-family:var(--serif);color:var(--md-body);word-wrap:break-word;overflow-wrap:anywhere;font-size:15.5px;line-height:1.7}.md.streaming:after{content:"▋";color:var(--amber);font-family:var(--mono);margin-left:2px;animation:1s step-end infinite blink}.md.md-compact{font-size:14px;line-height:1.55}.md.md-compact p{margin:0 0 .45em}.md.md-compact p:last-child{margin-bottom:0}.md>:first-child{margin-top:0!important}.md>:last-child{margin-bottom:0!important}.md p{margin:0 0 .85em}.md h1,.md h2,.md h3,.md h4,.md h5,.md h6{font-family:var(--font);letter-spacing:-.02em;color:var(--md-heading);margin:1.15em 0 .45em;font-weight:600;line-height:1.3}.md h1{border-bottom:1px solid var(--line);padding-bottom:.3em;font-size:1.35em}.md h2{border-bottom:1px solid var(--line);padding-bottom:.25em;font-size:1.2em}.md h3{color:var(--md-heading);font-size:1.08em}.md h4,.md h5,.md h6{color:var(--md-muted);font-size:1em}.md ul,.md ol{margin:0 0 .9em;padding-left:1.4em}.md li{margin:.28em 0}.md li>p{margin:.2em 0}.md li::marker{color:var(--amber)}.md strong{color:var(--md-heading);font-weight:650}.md em{color:var(--md-muted);font-style:italic}.md del{opacity:.7}.md a{color:var(--teal);text-underline-offset:2px;text-decoration:underline}.md a:hover{color:var(--amber-soft)}.md code{font-family:var(--mono);background:var(--fill-code);border:1px solid var(--line);color:var(--teal);border-radius:5px;padding:.12em .42em;font-size:.84em}.md pre,.md pre.md-code{background:var(--fill-pre);border:1px solid var(--line-strong);border-radius:4px;margin:.65em 0 1em;padding:12px 14px;position:relative;overflow:auto}.md pre code,.md pre.md-code code{color:var(--code-fg);white-space:pre;background:0 0;border:none;border-radius:0;padding:0;font-size:12.5px;line-height:1.55;display:block}.md pre.md-code[data-lang]:before{content:attr(data-lang);font-size:10px;font-family:var(--mono);color:var(--text-faint);text-transform:uppercase;letter-spacing:.06em;position:absolute;top:6px;right:10px}.md blockquote{border-left:3px solid var(--amber);background:var(--amber-dim);color:var(--text-dim);border-radius:0 3px 3px 0;margin:.6em 0 1em;padding:8px 14px}.md blockquote p{margin:.35em 0}.md hr{border:none;border-top:1px solid var(--line-strong);margin:1.2em 0}.md table{border-collapse:collapse;width:100%;font-family:var(--font);border:1px solid var(--line);border-radius:4px;margin:.6em 0 1em;font-size:13.5px;display:block;overflow-x:auto}.md th,.md td{border-bottom:1px solid var(--line);text-align:left;padding:8px 12px}.md th{background:var(--bg2);color:var(--text-dim);font-size:12px;font-weight:600}.md tr:last-child td{border-bottom:none}.md img{border-radius:3px;max-width:100%;margin:.4em 0}.msg-system{border-radius:var(--radius);color:var(--text-faint);font-size:12.5px;font-family:var(--mono);background:#94a3b812;border:1px dashed #94a3b859;flex-wrap:wrap;align-items:center;gap:8px;max-width:min(1040px,100%);padding:8px 12px;display:flex}.msg-system .msg-meta{margin-left:auto}.msg-system-body{white-space:pre-wrap}.msg-error{background:var(--rose-dim);border-radius:var(--radius);color:var(--rose);border:1px solid #f0717859;max-width:min(1040px,100%);padding:12px 14px;font-size:13.5px}.msg-error .msg-meta{justify-content:flex-end;width:100%;margin:0 0 6px}.msg-error-body{white-space:pre-wrap}.msg-retry{border-radius:var(--radius);color:#e0a82e;background:#f59e0b14;border:1px solid #f59e0b59;max-width:min(1040px,100%);padding:12px 14px;font-size:13.5px}.msg-retry .msg-meta{justify-content:flex-end;width:100%;margin:0 0 6px}.msg-retry-body{white-space:pre-wrap}.msg-loading{color:var(--text-dim);align-items:center;gap:12px;padding:8px 4px;font-size:13px;display:flex}.msg-await{max-width:min(1040px,100%);animation:fadein .25s var(--ease) both;align-self:flex-start}.await-bubble{border:1px solid var(--line-strong);background:#12161ee6;border-radius:1px 4px 4px;align-items:center;gap:10px;padding:10px 14px;display:inline-flex;box-shadow:0 8px 24px #0003}.await-avatar{background:var(--amber-dim);border:1px solid #f0a05047;border-radius:3px;flex-shrink:0;place-items:center;width:28px;height:28px;display:grid}.await-text{color:var(--text-dim);letter-spacing:.01em;font-size:13px}.thinking-dots{align-items:center;gap:4px;display:inline-flex}.thinking-dots i{background:var(--amber);opacity:.35;border-radius:50%;width:6px;height:6px;animation:1.1s ease-in-out infinite bounce}.thinking-dots.sm i{background:#c4b5fd;width:4px;height:4px}.msg-think .thinking-dots i,.think-placeholder .thinking-dots i{background:#c4b5fd}.thinking-dots i:nth-child(2){animation-delay:.15s}.thinking-dots i:nth-child(3){animation-delay:.3s}@keyframes bounce{0%,80%,to{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}.spinner{border:2px solid var(--line-strong);border-top-color:var(--amber);border-radius:50%;flex-shrink:0;width:16px;height:16px;animation:.65s linear infinite spin}.spinner.sm{border-width:1.5px;width:12px;height:12px}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}@keyframes blink{50%{opacity:0}}.composer{border-top:1px solid var(--line);background:var(--bg0);flex-shrink:0;min-height:0;padding:10px 16px 16px}.composer-box{background:var(--bg1);border:1px solid var(--line-strong);border-radius:var(--radius);max-width:1040px;box-shadow:var(--shadow);color:var(--text);margin:0 auto;padding:10px 12px;transition:border-color .15s,box-shadow .15s,background .15s}.composer-box:focus-within{box-shadow:0 0 0 3px var(--amber-dim);border-color:#f0a05073}.composer-box.drag{box-shadow:0 0 0 3px var(--teal-dim), var(--shadow);background:#5ec8c00f;border-color:#5ec8c080}.composer-atts{flex-wrap:wrap;gap:6px;padding:2px 2px 8px;display:flex}.msg-atts{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.att-chip{max-width:100%;font-size:12px;font-family:var(--mono);color:var(--teal);background:var(--teal-dim);text-overflow:ellipsis;white-space:nowrap;border:1px solid #5ec8c040;border-radius:3px;align-items:center;gap:6px;padding:4px 10px;display:inline-flex;overflow:hidden}.att-chip.editable{padding-right:6px}.att-size{color:var(--text-faint);font-size:11px}.att-x{width:20px;height:20px;color:var(--text-faint);border-radius:3px;flex-shrink:0;font-size:14px;line-height:1}.att-x:hover:not(:disabled){background:var(--rose-dim);color:var(--rose)}.attach-btn{border:1px solid var(--line);background:var(--bg2);width:34px;height:34px;color:var(--text-dim);border-radius:4px;flex-shrink:0;font-size:16px}.attach-btn:hover:not(:disabled){color:var(--teal);border-color:#5ec8c066}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.composer-box textarea{box-sizing:border-box;resize:none;width:100%;min-height:52px;max-height:200px;color:var(--text);box-shadow:none;background:0 0;border:none;outline:none;min-width:0;padding:6px 4px 10px;font-size:14.5px;line-height:1.5;display:block}.composer-box textarea:focus,.composer-box textarea:focus-visible{box-shadow:none;outline:none}.composer-box select,.composer-box .attach-btn,.composer-box .btn,.composer-box .icon-btn{outline:none}.composer-box select:focus-visible,.composer-box .attach-btn:focus-visible,.composer-box .btn:focus-visible,.composer-box .icon-btn:focus-visible{outline:2px solid var(--amber);outline-offset:2px}.composer-box textarea:disabled{opacity:.55}.composer-bar{border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:10px;padding-top:6px;display:flex}.composer-bar .grow{color:var(--text-faint);font-size:12px;font-family:var(--mono);flex:1;min-width:120px}.composer-bar select{background:var(--bg2);border:1px solid var(--line);width:auto;min-width:140px;color:var(--text);border-radius:3px;padding:6px 10px;font-size:12.5px}.composer-bar .btn{border-radius:4px;padding:8px 14px}.composer-bar .btn-send-icon{letter-spacing:0;min-width:42px;padding:8px 12px;font-size:18px;font-weight:600;line-height:1}@media (width<=920px){.feature-row,.app{grid-template-columns:1fr}.topbar{display:flex}.rail{width:min(var(--rail), 88vw);transition:transform .28s var(--ease);box-shadow:var(--shadow);position:fixed;inset:0 auto 0 0;transform:translate(-105%)}.app.rail-open .rail{transform:none}.rail-scrim{opacity:0;pointer-events:none;z-index:25;background:#00000073;transition:opacity .25s;display:block;position:fixed;inset:0}.app.rail-open .rail-scrim{opacity:1;pointer-events:auto}.icon-btn.rail-close{display:inline-flex}.field-row{grid-template-columns:1fr}.hero-card{padding:22px 18px 20px}.messages{padding:16px 12px 24px}.chat-top{padding:10px 12px}}@media (width>=921px){.app.rail-open .rail-scrim{display:none}}html,body,#root{height:100%;font-family:var(--font);color:var(--text);background:var(--bg0);-webkit-font-smoothing:antialiased;margin:0;font-size:15px;line-height:1.5}.theme-toggle{border:1px solid var(--line-strong);background:var(--bg2);border-radius:999px;flex-shrink:0;align-items:center;gap:2px;padding:2px;display:inline-flex}.theme-toggle button{min-width:30px;height:28px;color:var(--text-faint);border-radius:999px;justify-content:center;align-items:center;gap:4px;padding:0 8px;font-size:12px;display:inline-flex}.theme-toggle button:hover{color:var(--text)}.theme-toggle button.active{background:var(--bg1);color:var(--amber)}.theme-toggle svg{width:14px;height:14px}.theme-toggle .theme-label{font-size:11px}.brand .theme-toggle{margin-left:auto}.rail-foot .theme-row{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:8px;margin-top:8px;padding-top:10px;display:flex}.rail-foot .theme-row>span{color:var(--text-faint);font-size:12px}.stage-theme{z-index:20;display:none;position:absolute;top:12px;right:14px}@media (width>=921px){.stage-theme{display:block}}@media (width<=920px){.stage-theme{display:none}}.tag.running,.chip.running{min-height:18px;color:var(--amber);background:var(--amber-dim);border-color:#f0a0504d;justify-content:center;align-items:center;gap:0;padding:3px 7px;display:inline-flex}.tag.running .spinner,.chip.running .spinner{border-color:#f0a05040;border-top-color:var(--amber)}.think-summary-main{align-items:center;gap:8px;min-width:0;display:flex}.msg-think summary{flex-direction:column;align-items:stretch;gap:6px}.think-last-line{max-width:100%;color:var(--text-dim);white-space:nowrap;text-overflow:ellipsis;font-size:12.5px;font-weight:400;line-height:1.45;font-family:var(--font);margin:0 0 0 18px;overflow:hidden}.think-last-line.is-live{color:var(--think-heading);opacity:.9}.think-last-line.streaming:after{content:"▋";color:var(--think-heading);margin-left:2px;animation:1s step-end infinite blink;display:inline-block}html[data-theme=light] .chat-top{background:var(--fill-overlay);color:var(--text)}html[data-theme=light] .msg-card{background:var(--bg1);box-shadow:0 8px 24px #0f172a0f}html[data-theme=light] .chip{background:var(--fill-muted)}html[data-theme=light] .md code{background:var(--fill-code);color:var(--teal)}html[data-theme=light] .md pre,html[data-theme=light] .md pre.md-code{background:#0f172a}html[data-theme=light] .md pre code{color:var(--code-fg)}html[data-theme=light] .rail{border-right-color:var(--line)}html[data-theme=light] .app:after{mix-blend-mode:soft-light}html[data-theme=light] .composer-box{box-shadow:0 4px 16px #0f172a0f}html[data-theme=light] .composer-box:focus-within{border-color:#e8a04a8c;box-shadow:0 0 0 3px #e8a04a2e,0 4px 16px #0f172a0f}html[data-theme=light] .msg-card{box-shadow:0 4px 16px #0f172a0d}html[data-theme=light] .hero-card{box-shadow:0 8px 28px #0f172a0f}html[data-theme=light] .chip{color:var(--text-dim);background:var(--bg2);border-color:var(--line-strong)}html[data-theme=light] .chip.ok,html[data-theme=light] .tag.teal{color:#0f766e;background:#0d948814;border-color:#0d948859}html[data-theme=light] .msg-head .badge{color:#9a5b12}html[data-theme=light] .composer-bar .grow{color:var(--text-faint)}html[data-theme=light] .btn-new{color:#1a1008;background:linear-gradient(#ffe0a3,#f5b86a);border:1px solid #f5b86a73;box-shadow:0 3px 12px #f5b06a47}html[data-theme=light] .btn-new:hover{filter:none;background:linear-gradient(#ffe8b8,#f7c078)}html[data-theme=light] .session-card{background:var(--bg1);border:1px solid var(--line)}html[data-theme=light] .session-card:hover{border-color:var(--line-strong);background:#f8fafc}html[data-theme=light] .session-card.active{background:#fff8ef;border-color:#e8a04a;box-shadow:0 0 0 1px #e8a04a26}html[data-theme=light] .session-card .sc-title{color:#0b1220}html[data-theme=light] .session-card .tag{color:#334155;background:#f1f5f9;border-color:#e2e8f0}html[data-theme=light] .session-card .tag.teal{color:#0f766e;background:#ecfdf8;border-color:#99f6e4}html[data-theme=light] .session-card .sc-time{color:#64748b}html[data-theme=light] .rail-search input{color:#0b1220;background:#f8fafc;border-color:#e2e8f0}html[data-theme=light] .composer-bar .btn,html[data-theme=light] .btn{color:#1a1008;background:linear-gradient(#ffe0a3,#f5b86a);box-shadow:0 3px 10px #f5b06a40}