*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0d1117;--surface:#161b22;--border:#30363d;--text:#e6edf3;--muted:#8b949e;--dim:#484f58;--accent:#1f6feb;--green:#238636;--green-dot:#3fb950}body{background:var(--bg);color:var(--text);height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;overflow:hidden}#root{height:100vh}.login-page{justify-content:center;align-items:center;height:100vh;display:flex}.login-box{background:var(--surface);border:1px solid var(--border);border-radius:12px;width:340px;padding:36px 40px}.login-logo{text-align:center;margin-bottom:24px;font-size:22px;font-weight:700}.login-field{margin-bottom:14px}.login-field label{color:var(--muted);margin-bottom:5px;font-size:12px;display:block}.login-field input{background:var(--bg);border:1px solid var(--border);width:100%;color:var(--text);border-radius:6px;outline:none;padding:8px 12px;font-size:14px}.login-field input:focus{border-color:var(--accent)}.login-btn{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:6px;width:100%;margin-top:6px;padding:10px;font-size:14px}.login-btn:hover{background:#2ea043}.login-error{color:#f85149;text-align:center;margin-top:8px;font-size:12px}.app{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;width:240px;display:flex}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px;display:flex}.sidebar-logo{font-size:16px;font-weight:700}.sidebar-header-actions{align-items:center;gap:4px;display:flex}.sidebar-icon-btn{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:4px;align-items:center;padding:6px;display:flex}.sidebar-icon-btn:hover{color:var(--text);background:#21262d}.sidebar-search{border-bottom:1px solid var(--border);padding:8px 10px;position:relative}.sidebar-search-input{background:var(--bg);border:1px solid var(--border);width:100%;color:var(--text);border-radius:6px;outline:none;padding:6px 28px 6px 10px;font-size:12px}.sidebar-search-input:focus{border-color:var(--accent)}.sidebar-search-clear{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:16px;line-height:1;position:absolute;top:50%;right:16px;transform:translateY(-50%)}.sidebar-empty-search{color:var(--muted);text-align:center;padding:20px 14px;font-size:12px}.sidebar-new-btn{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:6px;align-items:center;gap:6px;width:calc(100% - 20px);margin:10px 10px 6px;padding:8px 12px;font-size:12px;display:flex}.sidebar-new-btn:hover{background:#2ea043}.sessions-label{color:var(--muted);text-transform:uppercase;letter-spacing:.6px;padding:8px 14px 4px;font-size:10px}.sessions-list{flex:1;padding:0 6px 6px;overflow-y:auto}.session-item{cursor:pointer;border-radius:6px;align-items:center;gap:8px;margin-bottom:2px;padding:8px 10px;display:flex}.session-item:hover{background:#21262d}.session-item.active{background:#1f6feb22;border:1px solid #1f6feb55}.dot{border-radius:50%;flex-shrink:0;width:7px;height:7px}.dot-on{background:var(--green-dot)}.dot-off{border:1.5px solid var(--dim)}.session-name{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:12px;overflow:hidden}.session-item.active .session-name{color:var(--text)}.rename-input{background:var(--bg);border:1px solid var(--accent);color:var(--text);border-radius:4px;outline:none;flex:1;padding:2px 6px;font-size:12px}.chat{background:var(--bg);flex-direction:column;flex:1;display:flex;overflow:hidden}.claude-auth-banner{color:#fca5a5;background:#5a1d1d;border-bottom:1px solid #9d1c1c;align-items:center;gap:8px;padding:10px 20px;font-size:13px;display:flex}.claude-auth-cmd{color:#fca5a5;background:#0d1117;border-radius:4px;padding:2px 8px;font-family:monospace;font-size:12px}.chat-header{border-bottom:1px solid var(--border);background:var(--surface);align-items:center;gap:8px;padding:12px 20px;display:flex}.chat-header-name{font-size:13px;font-weight:500}.chat-empty{color:var(--muted);flex:1;justify-content:center;align-items:center;font-size:14px;display:flex}.messages{flex-direction:column;flex:1;padding:16px 0;display:flex;overflow-y:auto}.msg-user{justify-content:flex-end;padding:8px 24px;display:flex}.msg-user-col{flex-direction:column;align-items:flex-end;gap:6px;max-width:70%;display:flex}.msg-user-bubble{background:var(--accent);color:#fff;white-space:pre-wrap;word-break:break-word;border-radius:12px 12px 2px;padding:10px 16px;font-size:14px;line-height:1.5}.msg-user-attach{flex-wrap:wrap;justify-content:flex-end;gap:6px;display:flex}.attach-img{border:1px solid var(--border);cursor:zoom-in;border-radius:10px;max-width:240px;max-height:240px;display:block;overflow:hidden}.attach-img img{object-fit:cover;width:100%;height:100%;display:block}.attach-file{background:var(--surface);border:1px solid var(--border);border-radius:10px;align-items:center;gap:10px;max-width:260px;padding:8px 12px;text-decoration:none;display:flex}.attach-file:hover{border-color:var(--accent)}.attach-file-ext{background:var(--accent);color:#fff;border-radius:6px;padding:6px 8px;font-family:monospace;font-size:10px;font-weight:700}.attach-file-meta{overflow:hidden}.attach-file-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;max-width:180px;font-size:13px;overflow:hidden}.attach-file-size{color:var(--muted);font-size:11px}.msg-bot{align-items:flex-start;gap:12px;padding:8px 24px;display:flex}.msg-avatar{color:#fff;background:linear-gradient(135deg,#6e40c9,#e040fb);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;margin-top:2px;font-size:12px;font-weight:700;display:flex}.msg-body{flex:1;min-width:0}.msg-sender{color:var(--muted);margin-bottom:4px;font-size:11px;font-weight:500}.msg-text{color:#c9d1d9;font-size:14px;line-height:1.7}.msg-text p{margin-bottom:8px}.msg-text p:last-child{margin-bottom:0}.msg-text ul,.msg-text ol{margin:6px 0 8px 24px;padding-left:0}.msg-text li{margin-bottom:6px;padding-left:4px}.msg-text li>p{margin:0 0 4px}.msg-text li>p:first-child{margin-top:0}.msg-text li>p:last-child{margin-bottom:0}.msg-text li>p:empty{display:none}.msg-text code{color:#a5d6ff;background:#21262d;border-radius:4px;padding:2px 6px;font-family:monospace;font-size:12px}.msg-text h1,.msg-text h2,.msg-text h3{color:var(--text);margin:12px 0 6px}.code-block{background:var(--surface);border:1px solid var(--border);border-radius:8px;margin:10px 0;overflow:hidden}.code-header{background:#21262d;justify-content:space-between;align-items:center;padding:6px 14px;display:flex}.code-lang{color:var(--muted);font-family:monospace;font-size:11px}.code-copy{color:#58a6ff;cursor:pointer;background:0 0;border:none;font-size:11px}.code-body{color:#c9d1d9;padding:14px;font-family:JetBrains Mono,Fira Code,monospace;font-size:12px;line-height:1.6;overflow-x:auto}.tool-block{margin:4px 0}.tool-head{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:baseline;gap:8px;padding:3px 0;font-size:14px;line-height:1.4;display:flex}.tool-head:hover .tool-chevron{color:var(--text)}.tool-verb{color:var(--muted);flex-shrink:0;font-weight:400}.tool-block.tool-state-progress .tool-verb{color:#c9d1d9;animation:1.4s infinite pulse}.tool-block.tool-state-err .tool-verb{color:#f85149}.tool-label{color:var(--text);text-overflow:ellipsis;white-space:nowrap;max-width:680px;font-size:14px;font-weight:500;overflow:hidden}.tool-chevron{color:var(--dim);margin-left:2px;font-size:14px;transition:color .1s}.tool-detail{background:var(--surface);border:1px solid var(--border);color:#c9d1d9;white-space:pre-wrap;word-break:break-word;border-radius:6px;max-height:400px;margin:4px 0 8px;padding:10px 14px;font-family:JetBrains Mono,monospace;font-size:12px;overflow:auto}.typing-wrap{align-items:flex-start;gap:12px;padding:8px 24px;display:flex}.typing-dots{background:var(--surface);border-radius:12px;align-items:center;gap:4px;padding:10px 14px;display:flex}.typing-dots span{background:var(--dim);border-radius:50%;width:6px;height:6px;animation:1.4s infinite pulse}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes pulse{0%,60%,to{opacity:.3;transform:scale(1)}30%{opacity:1;transform:scale(1.2)}}.admin-page{max-width:900px;height:100vh;margin:0 auto;padding:32px 24px 60px;overflow-y:auto}.admin-top{margin-bottom:24px}.admin-back{color:var(--muted);margin-bottom:8px;font-size:11px;text-decoration:none;display:inline-block}.admin-back:hover{color:var(--accent)}.admin-top h2{color:var(--text);align-items:center;gap:12px;font-size:20px;font-weight:600;display:flex}.admin-badge{color:#fca5a5;letter-spacing:.5px;background:#5a1d1d;border-radius:4px;padding:3px 8px;font-size:10px;font-weight:600}.admin-error{color:#fca5a5;background:#5a1d1d;border-radius:6px;margin-bottom:16px;padding:10px 14px;font-size:13px}.admin-group{margin-bottom:24px}.admin-group-title{color:#58a6ff;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px;font-size:11px;font-weight:600}.admin-group-list{background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden}.admin-session-wrap+.admin-session-wrap{border-top:1px solid var(--border)}.admin-row{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:10px;padding:10px 14px;font-size:13px;display:flex}.admin-row:hover{background:#21262d}.admin-row.open{background:#1f6feb15}.admin-row-chev{color:var(--muted);width:12px;font-size:10px}.admin-row-id{color:var(--dim);width:36px;font-family:monospace;font-size:11px}.admin-row-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.admin-row-date{color:var(--dim);font-size:11px}.admin-chat{background:var(--bg);border-top:1px solid var(--border);max-height:600px;padding:16px 0;overflow-y:auto}.admin-loading{text-align:center;color:var(--muted);padding:20px;font-size:13px}.admin-tabs{gap:6px;margin-top:12px;display:flex}.admin-tab{background:var(--surface);border:1px solid var(--border);color:var(--muted);cursor:pointer;border-radius:6px;padding:6px 14px;font-family:inherit;font-size:12px}.admin-tab:hover{color:var(--text)}.admin-tab.active{background:var(--accent);border-color:var(--accent);color:#fff}.admin-user-form{flex-wrap:wrap;gap:8px;display:flex}.admin-user-form input{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:6px;outline:none;flex:1;min-width:160px;padding:7px 12px;font-size:13px}.admin-user-form input:focus{border-color:var(--accent)}.admin-user-form button{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:7px 16px;font-size:13px}.admin-user-form button:hover{background:#2ea043}.admin-user-err{color:#f85149;margin-top:8px;font-size:12px}.admin-user-row{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:10px;padding:10px 14px;font-size:13px;display:flex}.admin-user-row:last-child{border-bottom:none}.admin-user-btn{background:var(--bg);border:1px solid var(--border);color:var(--muted);cursor:pointer;border-radius:5px;padding:4px 10px;font-family:inherit;font-size:11px}.admin-user-btn:hover{color:var(--text);border-color:var(--accent)}.admin-user-btn.danger:hover{color:#f85149;border-color:#f85149}.sidebar-mobile-toggle{z-index:100;background:var(--surface);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:8px;padding:8px 10px;display:none;position:fixed;top:12px;left:12px}.sidebar-close{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:24px;line-height:1;display:none}.sidebar-overlay{display:none}@media (width<=768px){.sidebar-mobile-toggle{justify-content:center;align-items:center;display:flex}body.sidebar-open .sidebar-mobile-toggle{display:none}.sidebar-close{display:block}.sidebar{z-index:99;height:100vh;transition:left .25s;position:fixed;top:0;left:-260px;box-shadow:0 0 40px #0009}body.sidebar-open .sidebar{left:0}body.sidebar-open .sidebar-overlay{z-index:98;background:#0000008c;display:block;position:fixed;inset:0}.sidebar-header{justify-content:space-between;align-items:center;padding-left:52px;display:flex}.chat-header{padding-left:56px}.messages{padding:12px 0}.msg-user,.msg-bot{padding:6px 12px}.msg-user-col{max-width:85%}.input-area{padding:10px 12px}.admin-page{padding:16px 12px 60px}.admin-row{flex-wrap:wrap}.admin-row-date{width:100%;padding-left:52px}}.sidebar-user{border-top:1px solid var(--border);align-items:center;gap:8px;padding:10px 14px;display:flex}.sidebar-user-name{color:var(--text);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:12px;overflow:hidden}.sidebar-user-icon{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:4px;font-size:14px;text-decoration:none;display:flex}.sidebar-user-icon:hover{color:var(--text);background:#21262d}.cmd-menu{background:var(--surface);border:1px solid var(--border);z-index:50;border-radius:8px;max-height:280px;margin-bottom:8px;position:absolute;bottom:100%;left:0;right:0;overflow-y:auto;box-shadow:0 4px 20px #0006}.cmd-menu-item{cursor:pointer;border-bottom:1px solid var(--border);padding:8px 14px}.cmd-menu-item:last-child{border-bottom:none}.cmd-menu-item:hover,.cmd-menu-item.active{background:#21262d}.cmd-menu-name{color:#58a6ff;font-family:JetBrains Mono,monospace;font-size:13px;font-weight:500}.cmd-menu-desc{color:var(--muted);margin-top:2px;font-size:11px}.chat-wrap{flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.chat-wrap.drag-over{outline:2px dashed var(--accent);outline-offset:-8px}.drop-overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:100;color:var(--accent);pointer-events:none;background:#1f6feb14;justify-content:center;align-items:center;font-size:18px;font-weight:600;display:flex;position:absolute;inset:0}.attach-chips{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.attach-chip{background:var(--surface);border:1px solid var(--border);border-radius:6px;align-items:center;gap:8px;padding:5px 10px;font-size:12px;display:flex}.attach-name{color:var(--text);text-overflow:ellipsis;white-space:nowrap;max-width:220px;overflow:hidden}.attach-size{color:var(--muted);font-size:10px}.attach-remove{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:0 2px;font-size:16px;line-height:1}.attach-remove:hover{color:#f85149}.input-attach{border:1px solid var(--border);color:var(--muted);cursor:pointer;background:0 0;border-radius:6px;flex-shrink:0;width:30px;height:30px;padding:0;font-size:18px;line-height:1}.input-attach:hover{color:var(--text);border-color:var(--accent)}.input-attach:disabled{opacity:.5;cursor:not-allowed}.stop-btn{background:#da3633!important;font-size:12px!important}.stop-btn:hover{background:#f85149!important}.input-area{border-top:1px solid var(--border);padding:14px 24px;position:relative}.input-wrap{background:var(--surface);border:1px solid var(--border);border-radius:10px;align-items:center;gap:8px;min-height:46px;padding:8px 12px;transition:border-color .15s;display:flex}.input-wrap:focus-within{border-color:var(--accent)}.input-field{color:var(--text);resize:none;background:0 0;border:none;outline:none;flex:1;max-height:180px;padding:3px 0;font-family:inherit;font-size:14px;line-height:1.5;display:block}.input-field::placeholder{color:var(--dim)}.send-btn{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:6px;flex-shrink:0;padding:6px 12px;font-size:15px}.send-btn:hover{background:#2ea043}.input-hint{color:var(--dim);text-align:center;margin-top:6px;font-size:11px}