@import"https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=Noto+Serif+SC:wght@600;700&display=swap";:root{color-scheme:light;--bg: #f6f8fb;--app-shell-bg: transparent;--surface: rgba(255, 255, 255, .86);--surface-strong: #ffffff;--ink: #172033;--muted: #687387;--soft: #8b97a8;--thinking-text: #66758a;--line: #dfe6ef;--brand: #2f63f6;--brand-deep: #1f48d6;--brand-soft: #eef3ff;--brand-quiet: #b8c8ff;--brand-focus: #7ea0ff;--chat-assistant-avatar-bg: #eef4ff;--chat-assistant-avatar-fg: #2452dd;--chat-user-avatar-bg: #f1f5ff;--chat-user-avatar-fg: #2447c7;--chat-user-bubble: #eef1f4;--chat-user-bubble-border: #d7dde6;--chat-user-text: #263142;--mint: #2dbb9b;--amber: #d59034;--danger: #d94d4d;--topbar-bg: linear-gradient(90deg, rgba(24, 71, 221, .98) 0%, rgba(47, 99, 246, .98) 48%, rgba(53, 112, 255, .98) 100%);--topbar-border: rgba(20, 60, 190, .28);--topbar-ink: #ffffff;--topbar-muted: rgba(255, 255, 255, .72);--topbar-hover: rgba(255, 255, 255, .13);--sidebar-bg: rgba(250, 252, 255, .92);--sidebar-border: rgba(215, 225, 238, .9);--control-bg: #f3f6fa;--control-border: #e1e8f1;--control-hover-bg: #edf4ff;--hover-bg: #f1f6fd;--active-bg: #eef5ff;--menu-bg: rgba(255, 255, 255, .98);--subtle-bg: #f5f8fc;--composer-bg: rgba(255, 255, 255, .96);--composer-inner-bg: #ffffff;--input-placeholder: rgba(0, 0, 0, .25);--send-bg: #3b66f5;--send-hover-bg: #2b55df;--send-shadow: 0 6px 14px rgba(47, 99, 246, .22);--scroll-thumb: #cbd6e5;--grid-line: rgba(30, 86, 150, .055);--shadow: 0 18px 48px rgba(26, 55, 104, .12);--shadow-soft: 0 12px 28px rgba(35, 58, 91, .08);--radius: 8px;--topbar-height: 60px;--demo-marquee-height: 36px}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:linear-gradient(115deg,rgba(47,99,246,.09),transparent 34%),radial-gradient(circle at 82% 18%,rgba(45,187,155,.12),transparent 28%),var(--bg);color:var(--ink);font-family:IBM Plex Sans,Noto Sans SC,sans-serif}button,input,textarea,select{font:inherit}button{border:0;cursor:pointer}.app-shell{min-height:100vh;overflow:hidden;background:var(--app-shell-bg)}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:28px;height:var(--topbar-height);padding:0 22px;color:#fff;border-bottom:1px solid var(--topbar-border);background:var(--topbar-bg),var(--brand);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}.brand-mark{display:flex;align-items:center;gap:10px;min-width:220px;color:var(--topbar-ink)}.brand-symbol{position:relative;display:grid;place-items:center;overflow:hidden;color:var(--brand-deep);background:#fffffff5;box-shadow:0 8px 18px #10309b2e}.brand-symbol{width:34px;height:34px;border-radius:999px;font-family:"Noto Serif SC",serif;font-size:19px;font-weight:800}.brand-mark strong{display:block;color:var(--topbar-ink);font-family:"Noto Serif SC",serif;font-size:20px;line-height:1.1;letter-spacing:0;white-space:nowrap}.brand-mark small{display:none;margin-top:4px;color:var(--topbar-muted);font-size:12px}.topnav{display:flex;align-items:center;align-self:stretch;gap:2px;flex:1;min-width:0;overflow-x:auto;overflow-y:hidden;scrollbar-width:none}.topnav::-webkit-scrollbar{display:none}.topnav-item{position:relative;height:100%;padding:0 17px;border-radius:0;color:color-mix(in srgb,var(--topbar-ink) 88%,transparent);background:transparent;font-size:15px;font-weight:600;white-space:nowrap;transition:.18s ease}.topnav-item:hover{color:var(--topbar-ink);background:var(--topbar-hover)}.topnav-item.active{color:var(--topbar-ink);background:var(--topbar-hover);font-weight:700}.topnav-item.active:after{position:absolute;right:17px;bottom:0;left:17px;height:3px;border-radius:999px 999px 0 0;background:var(--topbar-ink);content:""}.top-actions,.sidebar-head,.composer-actions,.left-tools,.right-tools{display:flex;align-items:center}.top-actions{gap:12px;height:100%;color:#fff}.icon-button,.mini-button{display:grid;place-items:center;color:#4a5770;background:var(--control-bg);border:1px solid var(--control-border);transition:.18s ease}.icon-button{width:36px;height:36px;border-radius:8px}.topbar .icon-button{color:#fffffff0;border-color:transparent;background:transparent}.topbar .icon-button:hover{color:#fff;border-color:#ffffff3d;background:#ffffff21}.demo-marquee{position:relative;z-index:18;display:flex;align-items:center;gap:10px;height:var(--demo-marquee-height);overflow:hidden;color:#68410c;border-bottom:1px solid 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0 0 2px;color:var(--topbar-ink);border:0;border-radius:999px;background:transparent}.user-pill-avatar{display:grid;place-items:center;width:38px;height:38px;border-radius:999px;color:var(--brand-deep);border:2px solid rgba(255,255,255,.56);background:#fff;font-size:13px;font-weight:800}.user-meta{display:grid;gap:2px;min-width:64px;color:var(--topbar-ink);text-align:left}.user-meta strong{color:#fff;font-size:14px;font-weight:700;line-height:1.1}.user-meta small{color:var(--topbar-muted);font-size:11px;line-height:1.1}.workspace{position:relative;display:flex;height:calc(100vh - var(--topbar-height))}.sidebar{position:relative;z-index:10;display:flex;flex-direction:column;width:236px;min-width:236px;padding:14px 0 14px 12px;border-right:1px solid var(--sidebar-border);background:var(--sidebar-bg);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);transition:margin .22s ease,opacity .22s 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input{width:100%;border:0;outline:0;color:var(--ink);background:transparent;font-size:14px}.history-list{padding:8px 0 0}.history-group{margin-top:12px}.history-group-label{margin:0 0 5px 4px;color:#9aa5b6;font-size:12px;font-weight:400}.history-item{display:grid;grid-template-columns:18px minmax(0,1fr) auto;align-items:center;gap:7px;width:100%;min-height:38px;padding:0 8px;border-radius:7px;color:#4b5870;text-align:left;background:transparent;cursor:pointer}.history-item:hover{background:#f1f5fa}.history-item.active{color:var(--brand-deep);background:#eef4ff}.history-item.active svg{color:var(--brand)}.history-item.active small{color:#7182a2}.history-item.running{background:linear-gradient(90deg,#2f63f614,#2dbb9b0d);box-shadow:inset 0 0 0 1px #2f63f614}.history-item.running:hover{background:linear-gradient(90deg,#2f63f61f,#2dbb9b12)}.history-item.running>svg{color:var(--brand)}.history-item-title{position:relative;display:block;min-width:0;overflow:hidden;white-space:nowrap;font-size:13px;font-weight:400}.history-title-static{display:block;overflow:hidden;text-overflow:ellipsis}.history-title-track{display:none;width:max-content;min-width:100%;gap:28px;will-change:transform}.history-title-track span{flex:0 0 auto}.history-item:hover .marquee-enabled .history-title-static{display:none}.history-item:hover .marquee-enabled .history-title-track{display:inline-flex;animation:history-marquee 4.5s linear infinite}.history-item small{color:#9ba6b7;font-size:11px}.history-item-actions{position:relative;display:grid;place-items:center;min-width:54px;height:28px}.history-running{display:inline-flex;align-items:center;gap:4px;height:20px;padding:0 5px;border-radius:999px;color:#7d899b;font-size:11px;font-weight:400;line-height:1;white-space:nowrap;transition:opacity .18s ease}.history-running-dot{width:6px;height:6px;border-radius:999px;background:var(--mint);box-shadow:0 0 #2dbb9b57;animation:history-running-pulse 1.35s ease-out infinite}.history-options-button{position:absolute;inset:2px 0 2px auto;display:grid;place-items:center;width:24px;height:24px;padding:0;border-radius:6px;color:#52617a;background:transparent;opacity:0;pointer-events:none}.history-item:hover .history-item-actions small,.history-item:focus-within .history-item-actions small{opacity:0}.history-item:hover .history-options-button,.history-item:focus-within .history-options-button,.history-options-button:focus-visible{opacity:1;pointer-events:auto}.history-options-button:hover{color:var(--brand-deep);background:#e8f1ff}.history-action-menu{position:fixed;z-index:70}.floating-menu button.danger-menu-item{color:var(--danger)}.floating-menu button.danger-menu-item:hover{color:var(--danger);background:#fff1f1}@keyframes history-marquee{0%{transform:translate(0)}to{transform:translate(calc(-50% - 14px))}}@keyframes history-running-pulse{0%{box-shadow:0 0 #2dbb9b57;transform:scale(.9)}70%{box-shadow:0 0 0 6px #2dbb9b00;transform:scale(1)}to{box-shadow:0 0 #2dbb9b00;transform:scale(.9)}}.history-more{display:block;width:fit-content;height:24px;margin:3px auto 0 2px;padding:0 6px;border-radius:7px;color:#8b97a8;background:transparent;font-size:11px;font-weight:400}.history-more:hover{color:#637188;background:#eef5ff}.sidebar-foot{display:flex;align-items:center;gap:8px;margin-right:12px;padding-top:10px;border-top:1px solid #e1e8f1}.footer-entry{display:flex;align-items:center;gap:7px;flex:1;min-width:0;height:36px;padding:0 10px;border-radius:var(--radius);color:#344157;background:#fff;border:1px solid #dfe7f1;font-weight:600;font-size:14px}.settings-menu-floating{width:304px;transform:translateY(-100%)}.settings-menu-title{display:flex;align-items:center;gap:7px;min-height:28px;padding:0 3px 4px;color:var(--muted);font-size:12px;font-weight:700}.theme-settings-group{display:grid;gap:5px}.theme-option-list{display:grid;gap:4px}.floating-menu .theme-option{display:grid;grid-template-columns:minmax(0,1fr) auto 16px;align-items:center;gap:9px;min-height:58px;padding:8px 9px;border:1px solid transparent;color:var(--ink)}.floating-menu .theme-option:hover{color:var(--ink);border-color:var(--line);background:var(--hover-bg)}.floating-menu .theme-option.active{color:var(--brand-deep);border-color:var(--brand-quiet);background:var(--active-bg)}.theme-option-main{display:grid;gap:3px;min-width:0}.theme-option-name{overflow:hidden;color:currentColor;font-size:13px;font-weight:700;line-height:1.2;text-overflow:ellipsis;white-space:nowrap}.theme-option small{overflow:hidden;color:var(--soft);font-size:11px;line-height:1.35;text-overflow:ellipsis;white-space:nowrap}.theme-swatches{display:inline-flex;align-items:center;gap:0;overflow:hidden;width:42px;height:18px;border:1px solid var(--line);border-radius:999px;background:var(--surface-strong)}.theme-swatches span{flex:1;align-self:stretch}.theme-option-check{display:grid;place-items:center;width:16px;height:16px;color:currentColor}.settings-menu-divider{height:1px;margin:4px 0;background:var(--line)}.app-shell[data-theme=chatgpt]{--bg: #ffffff;--app-shell-bg: #ffffff;--surface: rgba(255, 255, 255, .92);--surface-strong: #ffffff;--ink: #202123;--muted: #6f6f6b;--soft: #8e8e89;--thinking-text: #74746f;--line: #e5e5e0;--brand: #202123;--brand-deep: #111111;--brand-soft: #f0f0ec;--brand-quiet: #c9c9c3;--brand-focus: #6b7280;--chat-assistant-avatar-bg: #f4f4f0;--chat-assistant-avatar-fg: #30312f;--chat-user-avatar-bg: #eeeeea;--chat-user-avatar-fg: #30312f;--chat-user-bubble: #f4f4f0;--chat-user-bubble-border: #dfdfd9;--chat-user-text: #202123;--mint: #6f7d68;--amber: #b7791f;--danger: #c2410c;--topbar-bg: linear-gradient(90deg, rgba(24, 71, 221, .98) 0%, rgba(47, 99, 246, .98) 48%, rgba(53, 112, 255, .98) 100%);--topbar-border: rgba(20, 60, 190, .28);--topbar-ink: #ffffff;--topbar-muted: rgba(255, 255, 255, .72);--topbar-hover: rgba(255, 255, 255, .13);--sidebar-bg: #f7f7f5;--sidebar-border: #deded8;--control-bg: #f4f4f1;--control-border: #deded8;--control-hover-bg: #ecece8;--hover-bg: #eeeeea;--active-bg: #ecece8;--menu-bg: rgba(255, 255, 255, .98);--subtle-bg: #f4f4f1;--composer-bg: rgba(255, 255, 255, .96);--composer-inner-bg: #ffffff;--input-placeholder: rgba(32, 32, 31, .34);--send-bg: #000000;--send-hover-bg: #202123;--send-shadow: 0 10px 22px rgba(0, 0, 0, .12);--scroll-thumb: #c7c5bd;--grid-line: rgba(32, 33, 35, .04);--shadow: 0 18px 48px rgba(43, 42, 37, .1);--shadow-soft: 0 12px 28px rgba(43, 42, 37, .08)}.app-shell[data-theme=chatgpt] .topbar{--brand: #2f63f6;--brand-deep: #1f48d6;--brand-soft: #eef3ff;--brand-quiet: #b8c8ff}.app-shell[data-theme=chatgpt] .main-content,.app-shell[data-theme=chatgpt] .assistant-stage{background:#fff}.app-shell[data-theme=chatgpt] .ambient-grid{background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px)}.app-shell[data-theme=chatgpt] h1,.app-shell[data-theme=chatgpt] .message.assistant .message-bubble p{color:var(--ink)}.app-shell[data-theme=chatgpt] .sidebar-scroll:hover{scrollbar-color:var(--scroll-thumb) transparent}.app-shell[data-theme=chatgpt] .sidebar-scroll:hover::-webkit-scrollbar-thumb,.app-shell[data-theme=chatgpt] .attachment-list.composer::-webkit-scrollbar-thumb{background:var(--scroll-thumb)}.app-shell[data-theme=chatgpt] .new-chat,.app-shell[data-theme=chatgpt] .ability.active,.app-shell[data-theme=chatgpt] .history-item.active{border-color:var(--line)}.app-shell[data-theme=chatgpt] .new-chat:hover{color:#fff;border-color:var(--brand);background:var(--brand)}.app-shell[data-theme=chatgpt] .floating-menu .theme-option.active,.app-shell[data-theme=chatgpt] .ability.active,.app-shell[data-theme=chatgpt] .history-item.active,.app-shell[data-theme=chatgpt] .new-chat{color:var(--ink);background:#eeeeeb}.app-shell[data-theme=chatgpt] .history-item.running{background:linear-gradient(90deg,#20212312,#6f7d680f);box-shadow:inset 0 0 0 1px #20212314}.app-shell[data-theme=chatgpt] .history-item.running:hover{background:linear-gradient(90deg,#2021231a,#6f7d6814)}.app-shell[data-theme=chatgpt] .footer-entry,.app-shell[data-theme=chatgpt] .history-search,.app-shell[data-theme=chatgpt] .floating-menu,.app-shell[data-theme=chatgpt] .attachment-card,.app-shell[data-theme=chatgpt] .attachment-dropdown-panel,.app-shell[data-theme=chatgpt] .composer-shell{border-color:var(--line)}.app-shell[data-theme=chatgpt] .footer-entry,.app-shell[data-theme=chatgpt] .history-search,.app-shell[data-theme=chatgpt] .attachment-card{background:var(--surface-strong)}.app-shell[data-theme=chatgpt] .composer-body,.app-shell[data-theme=chatgpt] .composer-actions{background:var(--composer-inner-bg)}.app-shell[data-theme=chatgpt] .composer-shell textarea::placeholder{color:var(--input-placeholder)}.app-shell[data-theme=chatgpt] .tool-button,.app-shell[data-theme=chatgpt] .model-trigger,.app-shell[data-theme=chatgpt] .function-app-trigger{color:var(--muted)}.app-shell[data-theme=chatgpt] .tool-button:hover,.app-shell[data-theme=chatgpt] .model-trigger:hover,.app-shell[data-theme=chatgpt] .model-trigger.active,.app-shell[data-theme=chatgpt] .function-app-trigger:hover,.app-shell[data-theme=chatgpt] .function-app-trigger.active{color:var(--brand-deep);background:var(--brand-soft)}.app-shell[data-theme=chatgpt] .composer-shell:focus-within,.app-shell[data-theme=chatgpt] .composer-shell.dragging-files{border-color:var(--brand-focus);box-shadow:0 0 0 3px 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