:root{--bg: #ffffff;--text: #111827;--muted: #6b7280;--border: #e5e7eb;--user-bubble-bg: #f3f4f6;--code-bg: #0f172a;--code-text: #e5e7eb;--shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 20px rgba(0,0,0,.04);--sidebar-width: 280px;--content-max: 820px;--topbar-height: 56px;--inputbar-height: 92px;--attachments-height: 72px}html,body,#root{height:100%}html{overscroll-behavior:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";overflow:hidden;overscroll-behavior:none}.cgpt-root,.cgpt-layout{display:flex;flex-direction:row;height:100vh;min-height:100vh;overflow:hidden}.cgpt-sidebar{flex:0 0 var(--sidebar-width);display:flex;flex-direction:column;min-width:0;min-height:0;background:#f7f7f8;color:#111827;border-right:1px solid var(--border)}.cgpt-sidebar__top{padding:12px 16px;border-bottom:1px solid var(--border);background:#f7f7f8}.cgpt-newchat-btn{width:100%;display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:10px;padding:10px 12px;cursor:pointer;font-weight:600;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease}.cgpt-newchat-btn:hover{background:#f2f2f3;border-color:#e0e0e0}.cgpt-newchat-icon{font-size:18px;line-height:1}.cgpt-sidebar__list{overflow:auto;background:#f7f7f8;min-height:0}.cgpt-conv-item{position:relative;padding:10px 44px 10px 16px;cursor:pointer;border-bottom:1px solid #efefef;background:transparent;transition:background .12s ease}.cgpt-conv-item:hover{background:#ececec}.cgpt-conv-item.active{background:#e7e7e8}.cgpt-conv-title{font-weight:600;color:#111827;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cgpt-conv-meta{color:var(--muted);font-size:12px;margin-top:2px}.cgpt-conv-actions{position:absolute;top:50%;right:8px;transform:translateY(-50%);display:none;z-index:5}.cgpt-conv-item:hover .cgpt-conv-actions{display:flex;gap:4px}.cgpt-3dots-btn{width:28px;height:28px;display:grid;place-items:center;border:1px solid var(--border);border-radius:6px;background:#fff;color:#111827;cursor:pointer;line-height:1}.cgpt-3dots-btn:hover{background:#f3f4f6}.cgpt-menu{position:absolute;right:0;top:36px;min-width:180px;background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 20px #0000000f;z-index:50;padding:6px}.cgpt-menu.hidden{display:none}.cgpt-menu.is-up{top:auto;bottom:36px}.cgpt-menu-item{width:100%;text-align:left;background:transparent;border:0;padding:8px 10px;border-radius:8px;display:flex;gap:8px;align-items:center;cursor:pointer;font:inherit;color:#111827}.cgpt-menu-item:hover{background:#f3f4f6}.cgpt-account{position:relative;margin-top:auto;padding:10px;border-top:1px solid var(--border);background:#f7f7f8}.cgpt-account__btn{width:100%;display:grid;grid-template-columns:36px 1fr auto;gap:10px;align-items:center;background:transparent;border:0;padding:8px;border-radius:10px;cursor:pointer;text-align:left}.cgpt-account__btn:hover{background:#ececec}.cgpt-account__avatar{width:36px;height:36px;border-radius:999px;display:grid;place-items:center;background:#e5e7eb;color:#111827;font-weight:700;font-size:13px;overflow:hidden}.cgpt-account__avatar img{width:100%;height:100%;object-fit:cover;border-radius:inherit}.cgpt-account__meta{display:grid;gap:2px;min-width:0}.cgpt-account__name{font-weight:600;color:#111827;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cgpt-account__email{font-size:12px;color:--muted;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cgpt-account__chevron{transition:transform .15s ease}.cgpt-account__chevron.is-open{transform:rotate(180deg)}.cgpt-main{display:flex;flex-direction:column;flex:1 1 auto;min-width:0;min-height:0;background:#fff}.cgpt-topbar{order:0!important}.cgpt-content{order:1!important}.cgpt-attachments{order:2!important}.cgpt-inputbar{order:3!important}.cgpt-topbar{height:var(--topbar-height);display:flex;align-items:center;padding:0 20px;border-bottom:1px solid var(--border);background:#fff;position:sticky;top:0;z-index:8}.cgpt-topbar--home{border-bottom:none;padding:12px 24px}.cgpt-title__main--inline{display:inline-flex;align-items:baseline;gap:8px;font-weight:700}.cgpt-brand{font-size:16px;letter-spacing:-.01em}.cgpt-badge{font-size:13px;color:var(--muted);font-weight:600}.cgpt-home{flex:1 1 auto;min-height:calc(100vh - var(--topbar-height));display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;padding:48px 24px;background:#fff}.cgpt-home__title{font-size:26px;font-weight:500;color:#1f2937;text-align:center}.cgpt-home__form{width:100%;display:flex;justify-content:center}.cgpt-home__pill{width:min(860px,calc(100vw - 360px));min-width:320px;display:flex;align-items:center;gap:12px;padding:14px 16px;border:1px solid var(--border);border-radius:999px;box-shadow:0 10px 30px #0000000d;background:#fff;transition:box-shadow .14s ease,border-color .14s ease}.cgpt-home__pill:focus-within{border-color:#d1d5db;box-shadow:0 18px 38px #00000014}.cgpt-home__field{flex:1;border:0;outline:none;background:transparent;font:15px/1.4 Segoe UI,system-ui,-apple-system,sans-serif;color:#111827}.cgpt-home__actions{display:flex;align-items:center;gap:8px}.cgpt-home__icon{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;border:1px solid #e5e7eb;background:#fff;color:#374151;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease}.cgpt-home__icon svg{width:18px;height:18px}.cgpt-home__icon--add{font-weight:700;font-size:16px}.cgpt-home__icon--primary{background:#0f172a;border-color:#0f172a;color:#fff;box-shadow:0 10px 20px #00000038}.cgpt-home__icon:disabled{opacity:.6;cursor:default;box-shadow:none;transform:none}.cgpt-home__icon:not(:disabled):hover{transform:translateY(-1px);box-shadow:0 6px 14px #0000001f;border-color:#d1d5db}@media (max-width: 1180px){.cgpt-home__pill{width:min(820px,calc(100vw - 300px))}}@media (max-width: 900px){.cgpt-home__pill{width:100%;min-width:0}.cgpt-home{padding:32px 18px}}.cgpt-home__pill--chat{position:relative;width:min(900px,calc(100vw - var(--sidebar-width) - 60px));box-shadow:0 12px 26px #00000014}.cgpt-chatbar{position:fixed;left:var(--sidebar-width);right:0;bottom:20px;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:10px;z-index:10;pointer-events:none}.cgpt-chatbar .cgpt-home__pill{pointer-events:auto}.cgpt-chatbar .cgpt-attach-row{pointer-events:auto;width:min(900px,calc(100vw - var(--sidebar-width) - 60px))}.cgpt-uploader-hidden{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;opacity:0}.cgpt-activity{margin:0;padding-left:18px;color:var(--muted)}.cgpt-activity-wrap{display:grid;gap:10px}.cgpt-activity-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.cgpt-statusline{font-size:12px;line-height:1.2;color:var(--muted);margin:8px 0 14px 54px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cgpt-explain-row{margin-top:10px}.cgpt-explain-toggle{border:0;background:transparent;padding:0;font:inherit;font-size:12px;color:var(--muted);cursor:pointer}.cgpt-explain-toggle:hover{text-decoration:underline}.cgpt-explain-toggle:disabled{opacity:.65;cursor:default;text-decoration:none}.cgpt-explain-box{margin-top:8px;border:1px solid var(--border);background:#f9fafb;border-radius:10px;padding:10px 12px}.cgpt-explain-loading{font-size:13px;color:var(--muted)}.cgpt-explain-error{color:#b91c1c;font-size:13px}.cgpt-reason-toggle{border:0;background:#eef2ff;color:#1f2937;padding:6px 10px;border-radius:8px;cursor:pointer;font:inherit}.cgpt-reason-toggle:hover{background:#e0e7ff}.cgpt-reason-steps{display:grid;gap:8px;padding:8px 10px;border:1px solid var(--border);border-radius:10px;background:#f9fafb}.cgpt-reason-step{display:grid;gap:2px;padding:6px 8px;border-radius:8px}.cgpt-reason-step.is-active{border:1px solid #d1d5db;background:#eef2ff}.cgpt-reason-step.is-done{color:#6b7280;text-decoration:line-through}.cgpt-reason-label{font-weight:600}.cgpt-reason-detail{font-size:13px;color:var(--muted)}.cgpt-reason-stream{border:1px solid var(--border);background:#f9fafb;border-radius:10px;padding:10px 12px;font-family:SFMono-Regular,ui-monospace,SFMono,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;white-space:pre-wrap;word-break:break-word;color:#1f2937}.cgpt-attach-row{display:flex;flex-direction:column;gap:6px;margin:6px 0 10px;padding:8px 12px;border:1px solid var(--border);border-radius:12px;background:#fff;box-shadow:0 4px 14px #0000000a}.cgpt-attach-row__label{font-size:12px;letter-spacing:.02em;font-weight:700;text-transform:uppercase;color:var(--muted)}.cgpt-attach-row__hint{font-size:12px;color:var(--muted);margin-top:-2px}.cgpt-attach-row__error{font-size:12px;color:#b91c1c;margin-top:-2px}.cgpt-pill-attaches{display:flex;gap:8px;overflow-x:auto;padding:6px 0}.cgpt-pill-attach-chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:#fff;padding:6px 10px;border-radius:10px;cursor:pointer;font:inherit}.cgpt-pill-attach-chip:disabled{opacity:.6;cursor:default}.cgpt-pill-attach-name{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cgpt-pill-attach-status{font-size:12px;color:var(--muted);font-weight:600;white-space:nowrap}.cgpt-pill-attach-x{font-weight:700;color:#111827}.cgpt-content{position:fixed!important;top:var(--topbar-height);bottom:calc(var(--inputbar-height) + var(--attachments-height));left:var(--sidebar-width);right:0;z-index:4;overflow-y:scroll!important;overflow-x:hidden!important;overscroll-behavior:contain;overflow-anchor:none;height:calc(100vh - var(--topbar-height) - var(--inputbar-height) - var(--attachments-height));padding:24px 0;background:#fff;-webkit-overflow-scrolling:touch;scrollbar-gutter:stable both-edges;transform:translateZ(0);backface-visibility:hidden;will-change:transform}.cgpt-content>*{max-width:var(--content-max);margin:0 auto}.cgpt-content{scrollbar-width:thin;scrollbar-color:rgba(0,0,0,.35) transparent}.cgpt-content::-webkit-scrollbar{width:12px}.cgpt-content::-webkit-scrollbar-thumb{background:#00000040;border-radius:8px}.cgpt-content:hover::-webkit-scrollbar-thumb{background:#00000059}.cgpt-attachments{position:fixed!important;left:var(--sidebar-width);right:0;bottom:var(--inputbar-height);z-index:6;max-width:none;margin:0;padding:8px 20px;display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;color:#111827;background:linear-gradient(to bottom,#fff0,#fff 30%,#fff);border-top:1px solid var(--border)}.cgpt-attachments__left{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.cgpt-attachments__right{text-align:right}.cgpt-attach-pill{display:inline-flex;align-items:center;gap:6px;background:#f3f4f6;border:1px solid var(--border);padding:6px 8px;border-radius:999px;font-size:13px}.cgpt-attach-name{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cgpt-attach-x{background:transparent;border:0;cursor:pointer;padding:0 4px;font-size:14px}.cgpt-attach-progress{font-variant-numeric:tabular-nums;color:#374151}.cgpt-attach-error{color:#b91c1c;font-size:13px}.cgpt-attach-clear{background:transparent;border:0;cursor:pointer;color:#1f2937;padding:6px 8px;border-radius:8px}.cgpt-attach-clear:hover{background:#f3f4f6}.cgpt-attach-icon,.cgpt-pill-icon{flex:0 0 auto}.cgpt-inputbar{position:fixed!important;left:var(--sidebar-width);right:0;bottom:0;z-index:7;border-top:1px solid var(--border);padding:16px 12px;background:#fff;min-height:calc(var(--inputbar-height) - 16px)}.cgpt-inputbar__inner{max-width:var(--content-max);margin:0 auto;display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}.cgpt-inputbar__inner--with-attach{grid-template-columns:auto 1fr auto}.cgpt-attach-btn{height:44px;width:44px;display:grid;place-items:center;border-radius:10px;border:1px solid var(--border);background:#fff;cursor:pointer;font-size:22px;line-height:1}.cgpt-attach-btn:disabled{opacity:.6;cursor:default}.cgpt-textarea{resize:vertical;min-height:44px;max-height:200px;padding:12px 14px;border:1px solid var(--border);border-radius:10px;background:#fff;outline:none;font:inherit}.cgpt-textarea:focus{box-shadow:0 0 0 3px #2563eb1f;border-color:#93c5fd}.cgpt-send{height:44px;padding:0 16px;border-radius:10px;border:1px solid var(--border);background:#111827;color:#fff;cursor:pointer;font:inherit;font-weight:600;transition:opacity .12s ease,background .12s ease}.cgpt-send:hover{background:#0f172a}.cgpt-send:disabled{opacity:.6;cursor:default}.cgpt-msg{display:grid;grid-template-columns:36px 1fr;gap:12px;padding:16px 20px}.cgpt-avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#f1f5f9;font-size:18px}.cgpt-bubble{display:grid;gap:6px}.cgpt-bubble__label{font-size:12px;color:var(--muted)}.cgpt-msg.is-user .cgpt-bubble__content{background:var(--user-bubble-bg);border:1px solid var(--border);border-radius:12px;padding:14px 16px;box-shadow:var(--shadow)}.cgpt-msg.is-ai .cgpt-bubble__content{background:transparent;border:none;padding:0;box-shadow:none}.markdown-body p{margin:0 0 10px}.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4,.markdown-body h5,.markdown-body h6{margin:12px 0 8px;line-height:1.25}.markdown-body a{color:#2563eb;text-decoration:underline}.markdown-body ul{margin:8px 0 10px 20px;padding:0}.markdown-body li{margin:4px 0}.markdown-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:.95em;background:#f3f4f6;padding:2px 6px;border-radius:6px;border:1px solid var(--border)}.markdown-body pre{margin:10px 0;background:var(--code-bg);color:var(--code-text);border-radius:10px;padding:12px 14px;overflow:auto}.markdown-body pre code{background:transparent;border:0;padding:0;color:inherit}.chat-code-block{position:relative}.chat-code-head{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-bottom:6px}.chat-copy-btn{width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;padding:0;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--muted);cursor:pointer;pointer-events:auto;-webkit-user-select:none;user-select:none;transition:background .12s ease,border-color .12s ease,color .12s ease}.chat-copy-btn:hover{background:#0f172a0f;border-color:#0f172a14;color:#111827}.chat-copy-btn:focus-visible{outline:2px solid #93c5fd;outline-offset:2px}.chat-copy-btn[data-state=ok]{color:#16a34a}.chat-copy-btn[data-state=fail]{color:#b91c1c}.chat-copy-icon{width:16px;height:16px}.chat-copy-icon--ok{display:none}.chat-copy-btn[data-state=ok] .chat-copy-icon--ok{display:inline-block}.chat-copy-btn[data-state=ok] .chat-copy-icon--copy{display:none}.chat-copy-btn[data-tooltip]{position:relative}.chat-copy-btn[data-tooltip]:after{content:attr(data-tooltip);position:absolute;top:-34px;right:0;padding:6px 8px;border-radius:8px;background:#111827eb;color:#fff;font-size:12px;line-height:1;white-space:nowrap;pointer-events:none;opacity:0;transform:translateY(2px);transition:opacity .12s ease,transform .12s ease}.chat-copy-btn:hover:after,.chat-copy-btn[data-state=ok]:after,.chat-copy-btn[data-state=fail]:after{opacity:1;transform:translateY(0)}.markdown-body table,.chat-table{width:100%;border-collapse:collapse;margin:12px 0;font-size:14px}.markdown-body th,.markdown-body td,.chat-th,.chat-td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}.markdown-body thead th,.chat-th{background:#f8fafc;font-weight:700}.chat-th.is-total,.chat-td.is-total{background:#f1f5f9;font-weight:700}.chat-td.is-negative{color:#b91c1c}.cgpt-drop-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#11182773;display:grid;place-items:center;z-index:1000}.cgpt-drop-card{background:#fff;border:1px dashed #9ca3af;border-radius:16px;min-width:480px;max-width:90vw;padding:28px 32px;text-align:center;box-shadow:0 10px 30px #0000001f}.cgpt-drop-icon{font-size:36px;margin-bottom:8px}.cgpt-drop-text{font-size:16px;font-weight:700;margin-bottom:4px;color:#111827}.cgpt-drop-sub{font-size:14px;color:#6b7280}@media (max-width: 920px){.cgpt-sidebar{flex-basis:240px}}@media (max-width: 720px){.cgpt-root,.cgpt-layout{flex-direction:column}.cgpt-sidebar{flex:0 0 auto;border-right:0;border-bottom:1px solid var(--border)}.cgpt-content,.cgpt-attachments,.cgpt-inputbar{left:0!important;right:0!important}}#root>*{min-height:0!important}.cgpt-topbar,.cgpt-attachments,.cgpt-inputbar{overflow:visible!important}