*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #4D6BFE;--primary-hover: #3D5BEE;--primary-soft: rgba(77, 107, 254, .08);--primary-softer: rgba(77, 107, 254, .05);--violet: #7C5CFC;--violet-soft: rgba(124, 92, 252, .08);--bg: #F7F8FA;--panel: #FFFFFF;--border: #E8EAEF;--border-light: #F0F1F5;--text-1: #1F2329;--text-2: #5E6470;--text-3: #9AA0AC;--green: #16A34A;--red: #DC2626;--amber: #D97706;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);--shadow-md: 0 4px 16px rgba(16, 24, 40, .08);--shadow-lg: 0 12px 40px rgba(16, 24, 40, .12);--font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;--mono: "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace}html,body,#root{height:100%}body{font-family:var(--font);font-size:14px;color:var(--text-1);background:var(--bg);-webkit-font-smoothing:antialiased;overflow:hidden}button{font-family:inherit;cursor:pointer}input,textarea{font-family:inherit}.mono{font-family:var(--mono)}.app-container{display:flex;height:100vh}.main-area{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--bg);position:relative}.sidebar{width:264px;min-width:264px;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:18px 16px 14px;cursor:pointer;-webkit-user-select:none;user-select:none}.brand-logo{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#4d6bfe,#7c5cfc);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #4d6bfe4d}.brand-logo svg{width:20px;height:20px}.brand-text{display:flex;flex-direction:column;line-height:1.25}.brand-name{font-size:14.5px;font-weight:700;color:var(--text-1)}.brand-sub{font-size:11px;color:var(--text-3)}.sidebar-actions{padding:4px 12px 12px;display:flex;flex-direction:column;gap:8px}.action-btn{display:flex;align-items:center;justify-content:center;gap:7px;padding:10px 12px;border:none;border-radius:var(--radius-md);font-size:13.5px;font-weight:600;color:#fff;transition:transform .12s ease,box-shadow .12s ease,filter .12s}.action-btn svg{width:16px;height:16px}.action-btn:hover{transform:translateY(-1px);filter:brightness(1.05)}.action-btn:active{transform:translateY(0)}.action-chat{background:linear-gradient(135deg,#4d6bfe,#6a85ff);box-shadow:0 4px 14px #4d6bfe59}.action-task{background:linear-gradient(135deg,#7c5cfc,#9a7bff);box-shadow:0 4px 14px #7c5cfc4d}.sidebar-scroll{flex:1;overflow-y:auto;padding:4px 12px 12px}.sidebar-scroll::-webkit-scrollbar{width:5px}.sidebar-scroll::-webkit-scrollbar-thumb{background:#e2e5ea;border-radius:3px}.side-group{margin-top:14px}.side-group-title{font-size:11px;font-weight:600;color:var(--text-3);text-transform:uppercase;letter-spacing:.06em;padding:0 8px 6px}.side-empty{padding:8px;font-size:12.5px;color:var(--text-3)}.side-item{display:flex;align-items:center;gap:8px;padding:8px;border-radius:var(--radius-sm);cursor:pointer;transition:background .1s;position:relative}.side-item:hover{background:var(--bg)}.side-item.active{background:var(--primary-soft)}.side-item.active .side-item-title{color:var(--primary);font-weight:600}.side-item-icon{width:14px;height:14px;color:var(--text-3);flex-shrink:0}.side-item-title{flex:1;font-size:13px;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.side-item-time{font-size:11px;color:var(--text-3);flex-shrink:0}.status-dot-sm{width:8px;height:8px;border-radius:50%;flex-shrink:0}.dot-done{background:var(--green)}.dot-running{background:var(--primary);animation:pulse 1.4s infinite}.dot-error{background:var(--red)}.dot-idle{background:#c9cdd6}.sidebar-footer{padding:10px 12px;border-top:1px solid var(--border-light)}.footer-btn{display:flex;align-items:center;gap:8px;width:100%;padding:8px 10px;background:transparent;border:none;border-radius:var(--radius-sm);font-size:13px;color:var(--text-2);transition:background .1s}.footer-btn:hover{background:var(--bg)}.footer-btn svg{width:15px;height:15px}.welcome{flex:1;overflow-y:auto;display:flex;align-items:center;justify-content:center;padding:40px 24px}.welcome-inner{max-width:860px;width:100%;text-align:center}.welcome-logo{width:64px;height:64px;margin:0 auto 20px;border-radius:18px;background:linear-gradient(135deg,#4d6bfe,#7c5cfc);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 32px #4d6bfe59}.welcome-logo svg{width:34px;height:34px}.welcome-title{font-size:26px;font-weight:700;letter-spacing:-.01em}.welcome-sub{margin-top:10px;color:var(--text-2);font-size:14.5px}.welcome-sub b{color:var(--primary)}.welcome-grid{margin-top:32px;display:grid;grid-template-columns:1fr 1fr;gap:16px;text-align:left}.welcome-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;display:flex;flex-direction:column;transition:box-shadow .15s,transform .15s}.welcome-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.welcome-card-head{display:flex;gap:12px;align-items:center;margin-bottom:14px}.wc-icon{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.wc-icon svg{width:20px;height:20px}.wc-icon-chat{background:var(--primary-soft);color:var(--primary)}.wc-icon-task{background:var(--violet-soft);color:var(--violet)}.wc-title{font-size:15px;font-weight:700}.wc-desc{font-size:12px;color:var(--text-3);margin-top:2px}.sugg-list{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.sugg-item{display:flex;align-items:center;gap:8px;padding:9px 10px;background:var(--bg);border:1px solid transparent;border-radius:var(--radius-sm);font-size:12.5px;color:var(--text-2);text-align:left;transition:all .12s}.sugg-item:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-softer)}.wc-action{margin-top:auto;padding:9px;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:600;color:#fff}.wc-action-chat{background:var(--primary)}.wc-action-chat:hover{background:var(--primary-hover)}.wc-action-task{background:var(--violet)}.wc-action-task:hover{filter:brightness(1.08)}.conv-view{flex:1;display:flex;flex-direction:column;min-height:0}.conv-scroll{flex:1;overflow-y:auto}.conv-scroll::-webkit-scrollbar{width:6px}.conv-scroll::-webkit-scrollbar-thumb{background:#dde0e6;border-radius:3px}.conv-thread{max-width:800px;margin:0 auto;padding:28px 24px 16px;display:flex;flex-direction:column;gap:22px}.msg-user{display:flex;justify-content:flex-end}.msg-user-bubble{max-width:78%;padding:11px 15px;background:linear-gradient(135deg,#edf1ff,#e4eaff);border:1px solid #DCE3FF;border-radius:16px 16px 4px;font-size:14px;line-height:1.65;white-space:pre-wrap;word-break:break-word}.msg-ai{display:flex;gap:12px;animation:fadeUp .25s ease}@keyframes fadeUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.avatar{width:30px;height:30px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff}.avatar-ai{background:linear-gradient(135deg,#4d6bfe,#7c5cfc)}.avatar-task{background:linear-gradient(135deg,#7c5cfc,#b44dff)}.msg-ai-body{flex:1;min-width:0;padding-top:4px}.msg-error{padding:10px 14px;background:#fef2f2;border:1px solid #FECACA;border-radius:var(--radius-md);color:var(--red);font-size:13.5px}.typing-row{display:flex;gap:12px;align-items:center}.typing-dots{display:flex;gap:4px;padding:8px 0}.typing-dots span{width:7px;height:7px;border-radius:50%;background:var(--text-3);animation:bounce 1.2s infinite}.typing-dots span:nth-child(2){animation-delay:.15s}.typing-dots span:nth-child(3){animation-delay:.3s}.typing-dots.inline{padding:0;display:inline-flex;margin-right:6px;vertical-align:middle}@keyframes bounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}.stream-cursor{display:inline-block;width:8px;height:15px;background:var(--primary);border-radius:2px;margin-left:2px;vertical-align:text-bottom;animation:blink 1s steps(2) infinite}@keyframes blink{50%{opacity:0}}.md{font-size:14.5px;line-height:1.75;color:var(--text-1)}.md-p{margin:0 0 10px;white-space:pre-wrap;word-break:break-word}.md-p:last-child{margin-bottom:0}.md-h{margin:16px 0 8px;font-weight:700;line-height:1.4}.md-ul,.md-ol{margin:0 0 10px;padding-left:22px}.md-ul li,.md-ol li{margin:3px 0}.md-quote{margin:10px 0;padding:8px 14px;border-left:3px solid var(--primary);background:var(--primary-softer);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-2)}.md-hr{border:none;border-top:1px solid var(--border);margin:14px 0}.md a{color:var(--primary);text-decoration:none}.md a:hover{text-decoration:underline}.md-inline-code{padding:1.5px 6px;background:#f1f3f7;border:1px solid var(--border-light);border-radius:5px;font-family:var(--mono);font-size:.88em;color:#d6336c}.md-code{margin:12px 0;border-radius:var(--radius-md);overflow:hidden;background:#1e2530;box-shadow:var(--shadow-sm)}.md-code-head{display:flex;justify-content:space-between;align-items:center;padding:7px 14px;background:#171d26;color:#8b95a7;font-size:11.5px;font-family:var(--mono)}.md-copy{background:transparent;border:1px solid #39414F;border-radius:6px;color:#9aa5b5;font-size:11px;padding:3px 10px;transition:all .12s}.md-copy:hover{border-color:#5b6675;color:#fff}.md-code pre{padding:14px;overflow-x:auto}.md-code code{font-family:var(--mono);font-size:13px;line-height:1.6;color:#d8dee9}.composer-wrap{padding:8px 24px 14px;background:linear-gradient(to top,var(--bg) 70%,transparent)}.composer{max-width:800px;margin:0 auto;display:flex;align-items:flex-end;gap:8px;background:var(--panel);border:1.5px solid var(--border);border-radius:var(--radius-lg);padding:10px 10px 10px 12px;box-shadow:var(--shadow-md);transition:border-color .15s,box-shadow .15s}.composer:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft),var(--shadow-md)}.composer-input{flex:1;border:none;outline:none;resize:none;font-size:14.5px;line-height:1.55;color:var(--text-1);background:transparent;max-height:160px;padding:6px 0}.composer-input::placeholder{color:var(--text-3)}.composer-badge{align-self:center;padding:4px 10px;background:var(--violet-soft);color:var(--violet);border-radius:8px;font-size:12px;font-weight:600;flex-shrink:0}.send-btn{width:36px;height:36px;border:none;border-radius:11px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .12s}.send-btn svg{width:17px;height:17px}.send-btn:hover:not(:disabled){background:var(--primary-hover);transform:scale(1.05)}.send-btn:disabled{background:#d5d9e0;cursor:not-allowed}.send-btn.stop{background:var(--red)}.send-btn.stop:hover{filter:brightness(1.1);transform:scale(1.05)}.composer-hint{max-width:800px;margin:8px auto 0;text-align:center;font-size:11.5px;color:var(--text-3)}.composer-model{position:relative;align-self:center;flex-shrink:0}.model-pill{display:flex;align-items:center;gap:6px;padding:6px 10px;background:var(--primary-softer);border:1px solid transparent;border-radius:9px;font-size:12px;font-weight:600;color:var(--primary);font-family:var(--mono);transition:all .12s;white-space:nowrap}.model-pill:hover{border-color:var(--primary)}.model-pill-dot{width:6px;height:6px;border-radius:50%;background:var(--green)}.chev{width:12px;height:12px;transition:transform .15s}.chev.open{transform:rotate(180deg)}.model-menu{position:absolute;bottom:calc(100% + 6px);left:0;min-width:220px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:5px;z-index:60;animation:fadeUp .15s ease}.model-menu-item{display:flex;flex-direction:column;gap:1px;width:100%;padding:8px 10px;background:transparent;border:none;border-radius:8px;text-align:left;transition:background .1s}.model-menu-item:hover{background:var(--bg)}.model-menu-item.active{background:var(--primary-soft)}.model-menu-name{font-size:13px;font-weight:600;font-family:var(--mono);color:var(--text-1)}.model-menu-item.active .model-menu-name{color:var(--primary)}.model-menu-desc{font-size:11.5px;color:var(--text-3)}.task-hero{text-align:center;padding:48px 0 24px}.task-hero-icon{font-size:44px;margin-bottom:12px}.task-hero h2{font-size:22px;font-weight:700}.task-hero p{margin-top:8px;color:var(--text-2);font-size:13.5px}.task-examples{margin-top:22px;display:flex;flex-direction:column;gap:8px;max-width:480px;margin-left:auto;margin-right:auto}.task-example{padding:11px 14px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);font-size:13px;color:var(--text-2);text-align:left;transition:all .12s}.task-example:hover{border-color:var(--violet);color:var(--violet);box-shadow:var(--shadow-sm)}.exec-block{background:#161b22;border-radius:var(--radius-md);padding:14px 16px;font-family:var(--mono);font-size:12.5px;animation:fadeUp .25s ease}.exec-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}.exec-status{padding:2px 10px;border-radius:20px;font-size:11px;font-weight:600;font-family:var(--font)}.exec-status.running{background:#4d6bfe33;color:#8ca2ff;animation:pulse 1.5s infinite}.exec-status.done{background:#16a34a33;color:#4ade80}@keyframes pulse{50%{opacity:.55}}.exec-label{color:#6e7681;font-size:11px;font-family:var(--font)}.exec-log{color:#9da7b3;padding:2.5px 0;line-height:1.55;word-break:break-all}.exec-log-mark{color:#4d6bfe;margin-right:6px}.exec-running{color:#8ca2ff}.task-error-banner{padding:11px 15px;background:#fef2f2;border:1px solid #FECACA;border-radius:var(--radius-md);color:var(--red);font-size:13.5px}.artifact-block{margin-left:42px}.artifact-title{font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:10px}.artifact-grid{display:flex;flex-wrap:wrap;gap:10px}.usage-line{margin-left:42px;font-size:12px;color:var(--text-3)}.loading-line{text-align:center;color:var(--text-3);padding:40px 0}.view-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-3)}.file-card{display:flex;align-items:center;gap:10px;min-width:220px;max-width:300px;padding:11px 13px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all .13s}.file-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-1px)}.file-icon{font-size:22px;flex-shrink:0}.file-info{flex:1;min-width:0}.file-name{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-meta{font-size:11px;color:var(--text-3);margin-top:2px}.file-mime{margin-left:6px;padding:0 5px;background:var(--bg);border-radius:4px;font-size:10px}.file-download-btn{width:28px;height:28px;border:none;background:var(--bg);border-radius:8px;font-size:13px;color:var(--text-2);flex-shrink:0;transition:all .12s}.file-download-btn:hover{background:var(--primary-soft);color:var(--primary)}.settings-view{flex:1;overflow-y:auto;padding:40px 24px}.settings-inner{max-width:640px;margin:0 auto}.settings-title{font-size:22px;font-weight:700;margin-bottom:20px}.settings-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;margin-bottom:16px}.settings-card-title{font-size:15px;font-weight:700;margin-bottom:14px}.settings-note{font-size:12.5px;color:var(--text-3);margin-bottom:12px;line-height:1.6}.form-row{margin-bottom:14px}.form-label{display:block;font-size:12.5px;font-weight:600;color:var(--text-2);margin-bottom:6px}.form-input{width:100%;padding:9px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:13.5px;outline:none;transition:border-color .12s;background:var(--panel);color:var(--text-1)}.form-input:focus{border-color:var(--primary)}.form-input[readonly]{background:var(--bg);color:var(--text-3)}.form-inline{display:flex;gap:8px}.form-inline .form-input{flex:1}.btn-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.primary-btn{padding:8px 22px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:13.5px;font-weight:600;transition:background .12s}.primary-btn:hover:not(:disabled){background:var(--primary-hover)}.primary-btn:disabled{opacity:.5;cursor:not-allowed}.ghost-btn{padding:8px 16px;background:var(--bg);color:var(--text-2);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;transition:all .12s}.ghost-btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.ghost-btn:disabled{opacity:.6}.test-badge{font-size:12.5px}.test-badge.ok{color:var(--green)}.test-badge.fail{color:var(--red)}.model-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}.model-card{padding:12px;border:1px solid var(--border);border-radius:var(--radius-md);transition:box-shadow .12s}.model-card:hover{box-shadow:var(--shadow-sm)}.model-card-tag{display:inline-block;padding:1px 8px;background:var(--primary-soft);color:var(--primary);border-radius:10px;font-size:10.5px;font-weight:600;margin-bottom:7px}.model-card-name{font-size:12.5px;font-weight:600;word-break:break-all}.model-card-desc{font-size:11.5px;color:var(--text-3);margin-top:3px}.about-lines{display:flex;flex-direction:column;gap:8px}.about-line{font-size:13px;color:var(--text-2);display:flex;gap:10px}.about-line span{width:70px;color:var(--text-3);flex-shrink:0}@media (max-width: 860px){.welcome-grid{grid-template-columns:1fr}}@media (max-width: 768px){.sidebar{width:64px;min-width:64px}.brand-text,.action-btn span,.side-group-title,.side-item-title,.side-item-time,.footer-btn span,.side-empty{display:none}.action-btn{padding:10px}.sidebar-brand,.footer-btn{justify-content:center}.msg-user-bubble{max-width:92%}}.boot-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.login-page{height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background:#f4f6fb}.login-bg{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(600px 400px at 15% 20%,rgba(77,107,254,.14),transparent 60%),radial-gradient(700px 500px at 85% 80%,rgba(124,92,252,.13),transparent 60%)}.login-card{position:relative;width:400px;max-width:calc(100vw - 40px);background:#ffffffeb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.8);border-radius:24px;box-shadow:0 24px 80px #1f2a6024;padding:40px 36px 30px;display:flex;flex-direction:column;animation:fadeUp .35s ease}.login-logo{width:56px;height:56px;margin:0 auto 16px;border-radius:16px;background:linear-gradient(135deg,#4d6bfe,#7c5cfc);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 28px #4d6bfe66}.login-logo svg{width:30px;height:30px}.login-title{text-align:center;font-size:21px;font-weight:700}.login-sub{text-align:center;font-size:12.5px;color:var(--text-3);margin:6px 0 26px}.login-label{font-size:12.5px;font-weight:600;color:var(--text-2);margin:12px 0 6px}.login-input{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--radius-md);font-size:14px;outline:none;background:#fff;transition:border-color .12s,box-shadow .12s}.login-input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}.login-error{margin-top:14px;padding:9px 12px;background:#fef2f2;border:1px solid #FECACA;color:var(--red);border-radius:var(--radius-sm);font-size:13px}.login-btn{margin-top:22px;padding:12px;background:linear-gradient(135deg,#4d6bfe,#6a85ff);color:#fff;border:none;border-radius:var(--radius-md);font-size:15px;font-weight:600;letter-spacing:.06em;box-shadow:0 8px 22px #4d6bfe59;transition:filter .12s,transform .12s}.login-btn:hover:not(:disabled){filter:brightness(1.06);transform:translateY(-1px)}.login-btn:disabled{opacity:.6;cursor:not-allowed}.login-foot{margin-top:22px;text-align:center;font-size:11.5px;color:var(--text-3)}.side-tabs{display:flex;margin:2px 12px 8px;background:var(--bg);border-radius:10px;padding:3px}.side-tab{flex:1;display:flex;align-items:center;justify-content:center;gap:5px;padding:7px 0;border:none;border-radius:8px;background:transparent;font-size:13px;font-weight:600;color:var(--text-2);transition:all .13s}.side-tab.active{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}.tab-count{font-size:10.5px;font-weight:600;background:var(--border-light);color:var(--text-3);border-radius:8px;padding:0 6px;line-height:1.6}.side-tab.active .tab-count{background:var(--primary-soft);color:var(--primary)}.side-search{display:flex;align-items:center;gap:7px;margin:0 12px 8px;padding:7px 11px;background:var(--bg);border:1px solid transparent;border-radius:10px;transition:all .12s}.side-search:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px var(--primary-soft)}.side-search svg{width:14px;height:14px;color:var(--text-3);flex-shrink:0}.side-search input{flex:1;border:none;outline:none;background:transparent;font-size:13px;color:var(--text-1);min-width:0}.side-search input::placeholder{color:var(--text-3)}.search-clear{border:none;background:var(--border-light);color:var(--text-2);width:17px;height:17px;border-radius:50%;font-size:12px;line-height:1;display:flex;align-items:center;justify-content:center;flex-shrink:0}.search-clear:hover{background:var(--border)}.side-item{padding-right:6px}.side-del{display:none;border:none;background:transparent;color:var(--text-3);width:24px;height:24px;border-radius:6px;align-items:center;justify-content:center;flex-shrink:0}.side-del svg{width:13px;height:13px}.side-item:hover .side-del{display:flex}.side-item:hover .side-item-time{display:none}.side-del:hover{background:#fee2e2;color:var(--red)}.conv-header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 24px;border-bottom:1px solid var(--border-light);background:#ffffffb3;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.conv-title{font-size:13.5px;font-weight:600;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conv-del{border:none;background:transparent;color:var(--text-3);width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .12s}.conv-del svg{width:15px;height:15px}.conv-del:hover{background:#fee2e2;color:var(--red)}.artifact-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;flex-wrap:wrap}.artifact-head .artifact-title{margin-bottom:0}.zip-btn{display:flex;align-items:center;gap:6px;padding:7px 14px;background:linear-gradient(135deg,#16a34a,#22c55e);color:#fff;border:none;border-radius:9px;font-size:12.5px;font-weight:600;box-shadow:0 4px 12px #16a34a47;transition:all .12s}.zip-btn svg{width:14px;height:14px}.zip-btn:hover:not(:disabled){filter:brightness(1.07);transform:translateY(-1px)}.zip-btn:disabled{opacity:.6;cursor:wait}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f142373;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-card{width:380px;max-width:calc(100vw - 40px);background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:22px;animation:fadeUp .2s ease}.modal-title{font-size:16px;font-weight:700;margin-bottom:8px}.modal-body{font-size:13.5px;color:var(--text-2);line-height:1.6}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.danger-btn{padding:8px 20px;background:var(--red);color:#fff;border:none;border-radius:var(--radius-sm);font-size:13.5px;font-weight:600;transition:filter .12s}.danger-btn:hover{filter:brightness(1.1)}.admin-view{flex:1;overflow-y:auto;padding:32px 24px}.admin-inner{max-width:1000px;margin:0 auto}.admin-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:12px}.admin-title{font-size:22px;font-weight:700}.admin-tabs{display:flex;gap:4px;background:#fff;border:1px solid var(--border);border-radius:11px;padding:3px}.admin-tab{padding:7px 18px;border:none;border-radius:8px;background:transparent;font-size:13px;font-weight:600;color:var(--text-2);transition:all .12s}.admin-tab.active{background:var(--primary);color:#fff;box-shadow:0 3px 10px #4d6bfe4d}.admin-msg{padding:10px 14px;border-radius:var(--radius-md);font-size:13.5px;margin-bottom:14px}.admin-msg.ok{background:#f0fdf4;border:1px solid #BBF7D0;color:var(--green)}.admin-msg.fail{background:#fef2f2;border:1px solid #FECACA;color:var(--red)}.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:16px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#4d6bfe,#7c5cfc)}.stat-chat:before{background:linear-gradient(90deg,#4d6bfe,#6a85ff)}.stat-task:before{background:linear-gradient(90deg,#7c5cfc,#b44dff)}.stat-label{font-size:12.5px;color:var(--text-3);font-weight:600}.stat-value{font-size:26px;font-weight:800;margin-top:4px;font-variant-numeric:tabular-nums;letter-spacing:-.01em}.stat-sub{font-size:11.5px;color:var(--text-3);margin-top:3px}.admin-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;margin-bottom:16px}.admin-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.admin-card-title{font-size:15px;font-weight:700}.create-form{display:grid;grid-template-columns:1fr 1fr 120px auto;gap:8px;padding:12px;background:var(--bg);border-radius:var(--radius-md);margin-bottom:14px}.admin-table{width:100%;border-collapse:collapse;font-size:13px}.admin-table th{text-align:left;padding:9px 10px;font-size:11.5px;font-weight:600;color:var(--text-3);text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border);white-space:nowrap}.admin-table td{padding:11px 10px;border-bottom:1px solid var(--border-light);color:var(--text-2)}.admin-table tbody tr:hover{background:#fafbfc}.admin-table tbody tr:last-child td{border-bottom:none}.td-user{display:flex;align-items:center;gap:8px;font-weight:600;color:var(--text-1);white-space:nowrap}.user-avatar{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,#4d6bfe,#7c5cfc);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}.td-num{font-variant-numeric:tabular-nums;font-family:var(--mono);font-size:12.5px}.td-total{font-weight:700;color:var(--text-1)}.td-date{font-size:12px;color:var(--text-3);white-space:nowrap}.role-badge{display:inline-block;padding:2px 9px;border-radius:10px;font-size:11px;font-weight:600}.role-admin{background:var(--primary-soft);color:var(--primary)}.role-user{background:var(--border-light);color:var(--text-2)}.type-badge{display:inline-block;padding:2px 9px;border-radius:10px;font-size:11px;font-weight:600}.type-chat{background:var(--primary-soft);color:var(--primary)}.type-task{background:var(--violet-soft);color:var(--violet)}.td-actions{white-space:nowrap}.link-btn{border:none;background:transparent;color:var(--primary);font-size:12.5px;padding:3px 6px;border-radius:5px;transition:background .1s}.link-btn:hover{background:var(--primary-soft)}.link-btn.danger{color:var(--red)}.link-btn.danger:hover{background:#fee2e2}.pct-bar-wrap{display:flex;align-items:center;gap:8px;min-width:120px}.pct-bar{height:7px;border-radius:4px;background:linear-gradient(90deg,#4d6bfe,#7c5cfc);transition:width .4s ease}.pct-text{font-size:11.5px;color:var(--text-3);font-variant-numeric:tabular-nums}@media (max-width: 700px){.create-form{grid-template-columns:1fr}.admin-table{display:block;overflow-x:auto}}.search-toggle{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border:1.5px solid var(--border);border-radius:9px;background:#fff;color:var(--text-3);flex-shrink:0;transition:all .15s;position:relative}.search-toggle svg{width:15px;height:15px}.search-toggle:hover{border-color:var(--text-2);color:var(--text-2)}.search-toggle.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 0 0 3px var(--primary-soft)}.search-toggle.active:hover{filter:brightness(1.08)}.search-spinner{position:absolute;top:-3px;right:-3px;bottom:-3px;left:-3px;border-radius:11px;border:2px solid transparent;border-top-color:var(--primary);animation:spin .6s linear infinite;pointer-events:none}@keyframes spin{to{transform:rotate(360deg)}}.img-upload-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border:1.5px solid var(--border);border-radius:9px;background:#fff;color:var(--text-3);flex-shrink:0;transition:all .15s}.img-upload-btn svg{width:16px;height:16px}.img-upload-btn:hover{border-color:var(--text-2);color:var(--text-2);background:var(--bg)}.composer-input-wrap{flex:1;display:flex;flex-direction:column;min-width:0;background:var(--bg);border:1.5px solid var(--border);border-radius:12px;transition:border-color .12s}.composer-input-wrap:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.composer-input-wrap .composer-input{border:none;background:transparent;padding:10px 14px;font-size:14px;line-height:1.5;resize:none;outline:none;color:var(--text-1);min-height:42px;max-height:160px}.img-preview-bar{display:flex;gap:8px;padding:8px 10px 0;flex-wrap:wrap}.img-preview-item{position:relative;width:60px;height:60px;border-radius:8px;overflow:hidden;border:1px solid var(--border)}.img-preview-item img{width:100%;height:100%;object-fit:cover}.img-preview-del{position:absolute;top:-4px;right:-4px;width:18px;height:18px;border-radius:50%;border:none;background:#0009;color:#fff;font-size:12px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer}.img-preview-del:hover{background:var(--red)}.msg-images{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.msg-image{max-width:300px;max-height:300px;border-radius:10px;border:1px solid var(--border);object-fit:contain;background:#f8fafb}.task-file-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border:1.5px solid var(--border);border-radius:9px;background:#fff;color:var(--text-3);flex-shrink:0;transition:all .15s}.task-file-btn svg{width:16px;height:16px}.task-file-btn:hover{border-color:var(--text-2);color:var(--text-2)}.session-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:10px;background:var(--primary-soft);color:var(--primary);font-size:11.5px;font-weight:600;flex-shrink:0}.file-preview-item{display:flex;align-items:center;gap:5px;padding:4px 8px;background:#fff;border:1px solid var(--border);border-radius:8px;font-size:12px;white-space:nowrap}.file-preview-icon{font-size:14px}.file-preview-name{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-1)}.file-preview-size{color:var(--text-3);font-size:11px;font-variant-numeric:tabular-nums}