*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--brand: #1d4ed8;--brand-light: #3b82f6;--brand-bg: #eff6ff;--brand-border: #bfdbfe;--sidebar-bg: #f8faff;--sidebar-width: 220px;--text-primary: #111827;--text-secondary: #6b7280;--text-muted: #9ca3af;--border: #e5e7eb;--surface: #ffffff;--hover: #f1f5ff;--radius: 10px;--tag-bg: #f0f4ff;--tag-text: #3b5bdb;--tag-border: #c7d2fe;--chip-active: #1d4ed8;--chip-active-text: #ffffff}body{font-family:Inter,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;display:flex;height:100vh;background:var(--surface);color:var(--text-primary);overflow:hidden}#root{width:100%;height:100%}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;padding:16px 12px 12px;overflow:hidden}.sidebar-logo-row{display:flex;align-items:center;gap:8px;padding:4px 6px 16px;border-bottom:1px solid var(--border);margin-bottom:12px}.sidebar-logo-icon{width:28px;height:28px;border-radius:7px;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.sidebar-logo-img{width:100%;height:100%;object-fit:contain;display:block}.sidebar-logo-name{font-size:15px;font-weight:600;color:var(--brand);letter-spacing:-.2px}.sidebar-logo-name span{font-weight:400;color:var(--text-secondary);font-size:13px}.sidebar-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.icon-btn{width:28px;height:28px;border:none;background:transparent;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:background .15s}.icon-btn:hover{background:var(--hover)}.icon-btn svg{width:16px;height:16px}.new-chat-btn{display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:var(--radius);border:1px solid var(--brand-border);background:var(--brand-bg);color:var(--brand);font-size:13px;font-weight:500;cursor:pointer;width:100%;margin-bottom:16px;transition:background .15s,border-color .15s}.new-chat-btn:hover{background:#dbeafe;border-color:#93c5fd}.new-chat-btn svg{width:15px;height:15px;flex-shrink:0}.sidebar-search{display:flex;align-items:center;gap:8px;padding:0 10px;margin-bottom:12px;height:34px;background:var(--hover);border-radius:var(--radius);border:1px solid transparent;transition:border-color .15s,background .15s}.sidebar-search:focus-within{border-color:var(--brand-border);background:var(--surface)}.sidebar-search>svg{width:14px;height:14px;color:var(--text-muted);flex-shrink:0}.sidebar-search-input{flex:1;border:none;background:transparent;outline:none;font-size:13px;color:var(--text-primary);font-family:inherit;min-width:0}.sidebar-search-input::placeholder{color:var(--text-muted)}.sidebar-search-clear{border:none;background:transparent;color:var(--text-muted);cursor:pointer;font-size:18px;line-height:1;padding:0 2px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sidebar-search-clear:hover{color:var(--text-primary)}.history-section{flex:1;overflow-y:auto}.history-section::-webkit-scrollbar{width:3px}.history-section::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.history-group{margin-bottom:16px}.history-label{font-size:11px;font-weight:500;color:var(--text-muted);letter-spacing:.4px;padding:0 6px 6px;text-transform:uppercase}.history-item{display:flex;align-items:center;gap:8px;padding:7px 8px;border-radius:7px;font-size:13px;color:var(--text-secondary);cursor:pointer;transition:background .12s,color .12s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-item:hover{background:var(--hover);color:var(--text-primary)}.history-item.active{background:var(--brand-bg);color:var(--brand)}.history-item svg{width:14px;height:14px;flex-shrink:0;opacity:.5}.history-item span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis}.history-delete-btn{margin-left:auto;width:22px;height:22px;border:none;background:transparent;border-radius:5px;cursor:pointer;display:none;align-items:center;justify-content:center;color:var(--text-muted);opacity:0;transition:opacity .12s,background .12s,color .12s;flex-shrink:0}.history-item:hover .history-delete-btn{opacity:1}.history-delete-btn:hover{background:#fef2f2;color:#dc2626}.history-delete-btn svg{width:13px;height:13px}.history-item.confirming{background:#fef2f2}.history-item.confirming:hover{background:#fee2e2}.history-confirm-text{color:#dc2626;font-size:12px;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-confirm-actions{display:flex;gap:2px;margin-left:auto;flex-shrink:0}.history-confirm-btn{width:22px;height:22px;border:none;background:transparent;border-radius:5px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .12s}.history-confirm-btn svg{width:13px;height:13px}.history-confirm-btn.yes{color:#dc2626}.history-confirm-btn.yes:hover{background:#fecaca}.history-confirm-btn.no{color:var(--text-muted)}.history-confirm-btn.no:hover{background:var(--hover)}.sidebar-footer{position:relative;border-top:1px solid var(--border);display:flex;align-items:center;gap:8px;padding:12px 6px 0;margin-top:auto}.footer-menu{position:absolute;bottom:calc(100% + 6px);right:0;min-width:150px;background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 24px #0000001f;padding:5px;z-index:50;animation:footerMenuIn .12s ease}@keyframes footerMenuIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.footer-menu-item{display:flex;align-items:center;gap:9px;width:100%;padding:8px 10px;border:none;background:transparent;border-radius:7px;font-size:13px;color:var(--text-primary);cursor:pointer;font-family:inherit;text-align:left;transition:background .12s,color .12s}.footer-menu-item:hover{background:var(--hover)}.footer-menu-item.logout{color:#dc2626}.footer-menu-item.logout:hover{background:#fef2f2}.footer-menu-item svg{width:15px;height:15px;flex-shrink:0}.avatar{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#7c3aed);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:#fff;flex-shrink:0}.user-name{font-size:13px;font-weight:500;color:var(--text-primary);flex:1}.sidebar-backdrop{display:none}@media(max-width:768px){.sidebar{position:fixed;top:0;left:0;bottom:0;z-index:100;width:280px;transform:translate(-100%);transition:transform .25s ease;box-shadow:2px 0 12px #00000014}.sidebar.sidebar--open{transform:translate(0)}.sidebar-backdrop{display:block;position:fixed;top:0;left:0;right:0;bottom:0;z-index:99;background:#0000004d;animation:backdropIn .2s ease}@keyframes backdropIn{0%{opacity:0}to{opacity:1}}}.att-bubble{display:flex;justify-content:center;width:100%;margin:4px 0}.att-bubble-card{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-surface, #f8f9fa);border:1px solid var(--border-default, #e5e7eb);border-radius:12px;max-width:360px;width:100%;text-decoration:none;color:inherit;transition:background .15s,border-color .15s;cursor:pointer}.att-bubble-card:hover{background:var(--bg-hover, #f1f3f5);border-color:var(--border-hover, #d1d5db)}.att-bubble-icon-wrap{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:8px;background:var(--bg-secondary, #e9ecef);flex-shrink:0}.att-bubble-icon-wrap--image{background:#fee2e2;color:#dc2626}.att-bubble-icon-wrap--table{background:#dbeafe;color:#2563eb}.att-bubble-icon-wrap--pdf{background:#fee2e2;color:#dc2626}.att-bubble-icon-wrap--doc{background:#d1fae5;color:#059669}.att-bubble-icon-wrap--file{background:#e9ecef;color:#6b7280}.att-bubble-icon{width:22px;height:22px}.att-bubble-info{flex:1;min-width:0}.att-bubble-name{font-size:13px;font-weight:500;color:var(--text-primary, #1f2937);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.att-bubble-meta{font-size:11px;color:var(--text-secondary, #6b7280);margin-top:2px}.att-bubble--image .att-bubble-image-card{display:flex;align-items:flex-start;gap:12px;padding:12px;background:var(--bg-surface, #f8f9fa);border:1px solid var(--border-default, #e5e7eb);border-radius:12px;max-width:360px;width:100%;text-decoration:none;color:inherit;transition:background .15s,border-color .15s;cursor:pointer}.att-bubble--image .att-bubble-image-card:hover{background:var(--bg-hover, #f1f3f5);border-color:var(--border-hover, #d1d5db)}.att-bubble-image-preview{width:80px;height:80px;border-radius:8px;overflow:hidden;flex-shrink:0;background:var(--bg-secondary, #e9ecef)}.att-bubble-image-preview img{width:100%;height:100%;object-fit:cover;display:block}.report-view{margin-top:12px;border:1px solid #e0e0e0;border-radius:8px;overflow:hidden;background:#fff;font-size:13px}.report-view__header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:#fafafa;border-bottom:1px solid #e0e0e0}.report-view__title{font-weight:600;color:#333;font-size:14px}.report-view__export{padding:4px 12px;font-size:12px;color:#4a90d9;background:#fff;border:1px solid #4a90d9;border-radius:4px;cursor:pointer;transition:all .15s}.report-view__export:hover{background:#4a90d9;color:#fff}.report-view__table-wrapper{max-height:400px;overflow:auto}.report-view__table{width:100%;border-collapse:collapse;table-layout:auto}.report-view__th{position:sticky;top:0;z-index:1;padding:8px 12px;text-align:left;font-weight:600;color:#666;background:#f5f5f5;border-bottom:2px solid #e0e0e0;cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;transition:background .15s}.report-view__th:hover{background:#eaeaea}.report-view__th--num{text-align:right}.report-view__th-text{display:inline}.report-view__sort-icon{margin-left:4px;font-size:10px;color:#4a90d9}.report-view__td{padding:6px 12px;color:#333;border-bottom:1px solid #f0f0f0;white-space:nowrap}.report-view__td--num{text-align:right;font-variant-numeric:tabular-nums}.report-view__row--alt{background:#fafbfc}.report-view__table tbody tr:hover{background:#f0f7ff}.report-view__footer{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;border-top:1px solid #e0e0e0;background:#fafafa}.report-view__count{font-size:12px;color:#999}.report-view__pager{display:flex;align-items:center;gap:8px}.report-view__page-btn{padding:3px 10px;font-size:12px;color:#666;background:#fff;border:1px solid #ddd;border-radius:4px;cursor:pointer;transition:all .15s}.report-view__page-btn:hover:not(:disabled){border-color:#4a90d9;color:#4a90d9}.report-view__page-btn:disabled{opacity:.4;cursor:not-allowed}.report-view__page-info{font-size:12px;color:#666}.report-view__skeleton{padding:12px}.report-view__skeleton-row{height:32px;margin-bottom:8px;border-radius:4px;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:report-shimmer 1.5s infinite}@keyframes report-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.report-view__error{display:flex;align-items:center;gap:8px;padding:16px 14px}.report-view__error-icon{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:#ff4d4f;color:#fff;font-size:12px;font-weight:700;flex-shrink:0}.report-view__error-msg{flex:1;color:#ff4d4f;font-size:13px}.report-view__retry{padding:4px 12px;font-size:12px;color:#4a90d9;background:#fff;border:1px solid #4a90d9;border-radius:4px;cursor:pointer;flex-shrink:0}.report-view__retry:hover{background:#4a90d9;color:#fff}.report-view__empty{padding:32px 14px;text-align:center;color:#999;font-size:13px}.chat-msg{display:flex;gap:12px;padding:16px 24px;max-width:820px;margin:0 auto;width:100%}.chat-msg--user{flex-direction:row-reverse}.chat-msg--assistant{background:#fafbfc;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.chat-msg-avatar{flex-shrink:0;width:32px}.chat-msg-avatar__user{width:32px;height:32px;border-radius:8px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600}.chat-msg-avatar__bot{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden}.chat-msg-avatar__bot-img{width:100%;height:100%;object-fit:contain;display:block}.chat-msg-bubble{flex:1;min-width:0}.chat-msg-reasoning{margin-bottom:12px;border-radius:8px;background:#f0f4f9;overflow:hidden;border-left:3px solid #0e71c1}.chat-msg-reasoning-toggle{display:flex;align-items:center;gap:8px;width:100%;padding:10px 12px;border:none;background:transparent;cursor:pointer;text-align:left;font-size:13px;color:#4e5969}.chat-msg-reasoning-toggle:hover{background:#00000008}.chat-msg-reasoning-toggle.locked{background:#0e71c10d}.chat-msg-reasoning-icon{font-size:10px;color:#86909c;transition:transform .2s;line-height:1}.chat-msg-reasoning-shimmer{margin-left:auto;font-size:12px;color:#0e71c1;background:linear-gradient(90deg,#0e71c1,#5ba3e0,#0e71c1);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:shimmer 1.5s ease-in-out infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.chat-msg-reasoning-content{font-size:13px;line-height:1.6;color:#4e5969;background:#ffffff4d}.chat-msg-tools{margin-bottom:12px;display:flex;flex-direction:column;gap:6px}.chat-msg-tool-step{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:6px;background:#f0f4f9;font-size:13px;color:#4e5969;border-left:3px solid #86909c}.chat-msg-tool-step.running{border-left-color:#0e71c1;background:#0e71c10f}.chat-msg-tool-step__icon{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;flex-shrink:0}.chat-msg-tool-spinner{display:inline-block;width:12px;height:12px;border:2px solid #0e71c1;border-top-color:transparent;border-radius:50%;animation:tool-spin .6s linear infinite}@keyframes tool-spin{to{transform:rotate(360deg)}}.chat-msg-tool-check{color:#00b42a;font-size:13px;font-weight:700}.chat-msg-tool-step__status{font-size:12px;color:#0e71c1;flex-shrink:0}.chat-msg-processing{display:flex;flex-direction:column;gap:8px;padding:8px 0}.chat-msg-processing-step{display:flex;align-items:center;gap:10px;font-size:14px;color:#4e5969;opacity:0;animation:processing-fade-in .4s ease forwards}@keyframes processing-fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.chat-msg-processing-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;flex-shrink:0}.chat-msg-processing-spinner{display:inline-block;width:14px;height:14px;border:2px solid #0e71c1;border-top-color:transparent;border-radius:50%;animation:processing-spin .7s linear infinite}@keyframes processing-spin{to{transform:rotate(360deg)}}.chat-msg-processing-check{color:#00b42a;font-size:14px;font-weight:700}.chat-msg-processing-text{line-height:1.5}.att-preview-list{display:flex;flex-wrap:wrap;gap:8px;padding:8px 12px 0}.att-preview-card{display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg-surface, #f8f9fa);border:1px solid var(--border-default, #e5e7eb);border-radius:8px;max-width:220px;position:relative}.att-preview-icon-wrap{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:6px;flex-shrink:0}.att-preview-icon-wrap--image{background:#fee2e2;color:#dc2626}.att-preview-icon-wrap--table{background:#dbeafe;color:#2563eb}.att-preview-icon-wrap--pdf{background:#fee2e2;color:#dc2626}.att-preview-icon-wrap--doc{background:#d1fae5;color:#059669}.att-preview-icon-wrap--file{background:#e9ecef;color:#6b7280}.att-preview-icon{width:16px;height:16px}.att-preview-info{flex:1;min-width:0}.att-preview-name{font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary, #1f2937)}.att-preview-meta{font-size:10px;color:var(--text-secondary, #6b7280);margin-top:1px}.att-preview-remove{display:flex;align-items:center;justify-content:center;width:18px;height:18px;border:none;background:transparent;color:var(--text-secondary, #6b7280);cursor:pointer;border-radius:4px;padding:0;flex-shrink:0}.att-preview-remove:hover{background:var(--bg-hover, #f1f3f5);color:var(--text-primary, #1f2937)}.att-preview-remove svg{width:12px;height:12px}.chat-view{display:flex;flex-direction:column;height:100%;width:100%;max-width:860px;margin:0 auto}.chat-view-list{flex:1;overflow-y:auto;padding:16px 0}.chat-view-list::-webkit-scrollbar{width:4px}.chat-view-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}.chat-view-input{flex-shrink:0;padding:16px 24px;border-top:1px solid var(--border);background:var(--surface)}.chat-view-toolbar{max-width:820px;margin:0 auto 10px;display:flex;align-items:center;gap:8px}.chat-view-input-inner{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 14px;transition:border-color .2s,box-shadow .2s;box-shadow:0 1px 6px #0000000a}.chat-view-input-inner:focus-within{border-color:var(--brand-light);box-shadow:0 0 0 3px #3b82f61f,0 1px 6px #0000000a}.chat-view-textarea{width:100%;border:none;outline:none;resize:none;font-family:inherit;font-size:15px;color:var(--text-primary);background:transparent;min-height:24px;max-height:180px;line-height:1.6}.chat-view-textarea::placeholder{color:var(--text-muted)}.chat-view-input-footer,.chat-view-chips{display:flex;align-items:center;gap:8px}.chat-view-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.chat-view-send{flex-shrink:0;width:34px;height:34px;border:none;background:var(--brand);border-radius:9px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s,transform .1s,opacity .15s;color:#fff}.chat-view-send:hover{background:#1e40af}.chat-view-send:active{transform:scale(.95)}.chat-view-send:disabled{opacity:.4;cursor:not-allowed}.chat-view-send svg{width:16px;height:16px}.streaming-cursor{animation:blink 1s step-end infinite;color:var(--brand);font-weight:700}@keyframes blink{50%{opacity:0}}.chat-view-stop{padding:4px 12px;border:1px solid #ef4444;border-radius:6px;color:#ef4444;background:transparent;font-size:12px;cursor:pointer;transition:background .15s}.chat-view-stop:hover{background:#fef2f2}.markdown-body{font-size:15px;line-height:1.7;color:var(--text-primary);word-break:break-word}.markdown-body>*:first-child{margin-top:0}.markdown-body>*:last-child{margin-bottom:0}.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4,.markdown-body h5,.markdown-body h6{margin:1.2em 0 .6em;font-weight:600;line-height:1.3;color:var(--text-primary)}.markdown-body h1{font-size:1.5em}.markdown-body h2{font-size:1.3em}.markdown-body h3{font-size:1.15em}.markdown-body h4{font-size:1.05em}.markdown-body p{margin:.6em 0}.markdown-body p:first-child{margin-top:0}.markdown-body ul,.markdown-body ol{margin:.5em 0;padding-left:1.6em}.markdown-body li{margin:.25em 0}.markdown-body blockquote{margin:.6em 0;padding:6px 12px;border-left:3px solid var(--brand-light);background:var(--brand-bg);border-radius:0 6px 6px 0;color:var(--text-secondary)}.markdown-body a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}.markdown-body a:hover{color:var(--brand-light)}.markdown-body code.inline-code{background:#f1f3f5;padding:2px 6px;border-radius:4px;font-size:.88em;font-family:SF Mono,Fira Code,Consolas,monospace;color:#e03131}.markdown-body pre.code-block{margin:.8em 0;background:#1e1e2e;color:#cdd6f4;border-radius:8px;padding:14px 16px;overflow-x:auto;font-size:13px;line-height:1.6;font-family:SF Mono,Fira Code,Consolas,monospace;position:relative}.markdown-body .code-lang{position:absolute;top:6px;right:10px;font-size:11px;color:#6c7086;text-transform:uppercase;letter-spacing:.5px}.markdown-body pre.code-block code{background:none;padding:0;color:inherit;font-size:inherit}.markdown-body img{max-width:100%;border-radius:8px;margin:.5em 0}.markdown-body hr{margin:1.2em 0;border:none;border-top:1px solid var(--border)}.markdown-body table{width:100%;border-collapse:collapse;margin:.8em 0;font-size:14px}.markdown-body th,.markdown-body td{padding:8px 12px;border:1px solid var(--border);text-align:left}.markdown-body th{background:#f8fafc;font-weight:600}.markdown-body .table-wrapper{overflow-x:auto}.sandbox-wrapper{margin:.8em 0;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:#fff}.sandbox-frame{display:block}.html-block{margin:.8em 0;max-width:100%;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--surface)}.html-block-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 8px;background:#f8faff;border-bottom:1px solid var(--border)}.html-block-tabs{display:flex;gap:2px}.html-block-tab{padding:4px 14px;font-size:12px;line-height:1.4;color:var(--text-secondary);background:transparent;border:none;border-radius:6px;cursor:pointer;transition:background .15s,color .15s}.html-block-tab:hover{background:var(--hover);color:var(--text-primary)}.html-block-tab.active{background:var(--chip-active);color:var(--chip-active-text)}.html-block-copy{padding:4px 12px;font-size:12px;color:var(--text-secondary);background:var(--surface);border:1px solid var(--border);border-radius:6px;cursor:pointer;transition:background .15s,color .15s}.html-block-copy:hover{background:var(--hover);color:var(--text-primary)}.html-block-preview{width:100%;max-height:400px;overflow:auto;background:#fff}.html-block-preview .sandbox-frame{border-radius:0}.html-block-code{margin:0;max-height:400px;overflow:auto;background:#1e1e2e;color:#cdd6f4;padding:14px 16px;font-size:13px;line-height:1.6;font-family:SF Mono,Fira Code,Consolas,monospace}.html-block-code code{background:none;padding:0;color:inherit;font-size:inherit}.html-fullscreen-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:#0009;padding:24px}.html-fullscreen-modal{width:90vw;height:90vh;max-width:1400px;background:var(--surface);border-radius:12px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 60px #0000004d}.html-fullscreen-header{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--border);background:#f8faff;flex-shrink:0}.html-fullscreen-title{font-size:14px;font-weight:600;color:var(--text-primary)}.html-fullscreen-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--text-secondary);background:transparent;border:none;border-radius:6px;cursor:pointer;transition:background .15s,color .15s}.html-fullscreen-close:hover{background:var(--hover);color:var(--text-primary)}.html-fullscreen-body{flex:1;overflow:hidden;background:#fff}.html-fullscreen-body .sandbox-frame{border-radius:0;height:100%}@media(max-width:768px){.chat-view-mobile-header{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0}.mobile-menu-btn{width:32px;height:32px}.mobile-header-title{font-size:16px;font-weight:600;color:var(--brand)}.chat-view-list,.chat-view-input{padding:12px 8px}.chat-view-toolbar{margin-bottom:8px}.mode-tab{padding:5px 10px;font-size:12px}.input-chip{padding:4px 8px;font-size:12px}.chat-view-input-inner{padding:10px 12px}.chat-view-textarea{font-size:14px}}.main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;position:relative}.main-inner{width:100%;max-width:700px;padding:0 24px;display:flex;flex-direction:column;align-items:center;gap:32px}.hero{text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}.hero-icon{width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;margin-bottom:4px;overflow:hidden;flex-shrink:0}.hero-logo-img{width:100%;height:100%;object-fit:contain;display:block}.hero-title{font-size:22px;font-weight:600;color:var(--text-primary);letter-spacing:-.3px;margin:0}.hero-sub{font-size:14px;color:var(--text-secondary);line-height:1.6;margin:0}.mode-tabs{display:flex;gap:6px;background:#f3f4f6;border-radius:10px;padding:4px}.mode-tab{display:flex;align-items:center;gap:6px;padding:7px 14px;border-radius:7px;font-size:13px;font-weight:500;cursor:pointer;color:var(--text-secondary);border:none;background:transparent;transition:background .15s,color .15s;font-family:inherit}.mode-tab:hover{background:#e5e7eb;color:var(--text-primary)}.mode-tab.active{background:var(--chip-active);color:var(--chip-active-text)}.mode-tab svg{width:14px;height:14px}.input-wrapper{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:14px 16px 10px;transition:border-color .2s,box-shadow .2s;box-shadow:0 1px 6px #0000000a}.input-wrapper:focus-within{border-color:var(--brand-light);box-shadow:0 0 0 3px #3b82f61f,0 1px 6px #0000000a}.input-area{width:100%;border:none;outline:none;resize:none;font-family:inherit;font-size:15px;color:var(--text-primary);background:transparent;min-height:44px;max-height:180px;line-height:1.6}.input-area::placeholder{color:var(--text-muted)}.input-footer{display:flex;align-items:center;gap:8px;margin-top:10px}.input-chip{display:flex;align-items:center;gap:5px;padding:5px 10px;border-radius:6px;font-size:12px;font-weight:500;color:var(--tag-text);background:var(--tag-bg);border:1px solid var(--tag-border);cursor:pointer;transition:background .12s;font-family:inherit}.input-chip:hover{background:#e0e7ff}.input-chip.active{background:var(--brand);color:#fff;border-color:var(--brand)}.input-chip svg{width:13px;height:13px}.input-right{margin-left:auto;display:flex;align-items:center;gap:8px}.attach-btn{width:32px;height:32px;border:none;background:transparent;border-radius:7px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:background .12s}.attach-btn:hover{background:var(--hover)}.attach-btn svg{width:17px;height:17px}.send-btn{width:34px;height:34px;border:none;background:var(--brand);border-radius:9px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s,transform .1s;color:#fff}.send-btn:hover{background:#1e40af}.send-btn:active{transform:scale(.95)}.send-btn svg{width:16px;height:16px}.suggestions{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;width:100%}.suggestion-card{padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:border-color .15s,background .15s;display:flex;align-items:flex-start;gap:10px}.suggestion-card:hover{border-color:var(--brand-border);background:var(--brand-bg)}.suggestion-icon{width:30px;height:30px;border-radius:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:15px}.suggestion-card:nth-child(1) .suggestion-icon{background:#eff6ff}.suggestion-card:nth-child(2) .suggestion-icon{background:#f0fdf4}.suggestion-card:nth-child(3) .suggestion-icon{background:#fffbeb}.suggestion-card:nth-child(4) .suggestion-icon{background:#fdf4ff}.suggestion-text{font-size:13px;color:var(--text-secondary);line-height:1.5}.suggestion-title{font-weight:500;color:var(--text-primary);margin-bottom:2px;font-size:13px}.footer-note{font-size:12px;color:var(--text-muted);text-align:center}.main--chat{justify-content:flex-start}.chat-view-mobile-header{display:none}@media(max-width:768px){.chat-view-mobile-header{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0;width:100%}.mobile-menu-btn{width:32px;height:32px}.mobile-header-title{font-size:16px;font-weight:600;color:var(--brand)}.main{justify-content:flex-start;padding-top:20px}.main-inner{padding:0 12px;gap:20px}.hero-title{font-size:18px}.hero-sub{font-size:12px}.suggestions{grid-template-columns:1fr;gap:8px}.suggestion-card{padding:10px 12px}.input-wrapper{padding:10px 12px 8px}.input-area{font-size:14px;min-height:36px}.footer-note{font-size:11px}}.skill-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100;animation:skillFadeIn .15s ease}@keyframes skillFadeIn{0%{opacity:0}to{opacity:1}}.skill-panel{width:560px;max-width:90vw;max-height:80vh;background:var(--surface);border-radius:14px;box-shadow:0 20px 60px #0003;display:flex;flex-direction:column;overflow:hidden;animation:skillPanelIn .2s ease}@keyframes skillPanelIn{0%{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.skill-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.skill-title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600;color:var(--text-primary)}.skill-title svg{width:18px;height:18px;color:var(--brand)}.skill-close-btn{width:30px;height:30px;border:none;background:transparent;border-radius:7px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:background .12s}.skill-close-btn:hover{background:var(--hover);color:var(--text-primary)}.skill-close-btn svg{width:18px;height:18px}.skill-toolbar{display:flex;gap:8px;padding:12px 20px;border-bottom:1px solid var(--border)}.skill-tool-btn{display:flex;align-items:center;gap:6px;padding:7px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;transition:background .12s,border-color .12s,color .12s}.skill-tool-btn:hover:not(:disabled){background:var(--hover);color:var(--text-primary);border-color:var(--brand-border)}.skill-tool-btn:disabled{opacity:.6;cursor:not-allowed}.skill-tool-btn--primary{background:var(--brand);color:#fff;border-color:var(--brand)}.skill-tool-btn--primary:hover:not(:disabled){background:#1e40af;color:#fff;border-color:#1e40af}.skill-tool-btn svg{width:15px;height:15px}.skill-error{margin:12px 20px 0;padding:10px 14px;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;font-size:13px;color:#dc2626}.skill-list{flex:1;overflow-y:auto;padding:12px 20px 20px}.skill-list::-webkit-scrollbar{width:6px}.skill-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.skill-empty{text-align:center;padding:40px 0;color:var(--text-muted);font-size:14px}.skill-card{padding:14px;border:1px solid var(--border);border-radius:10px;margin-bottom:10px;background:var(--surface);transition:border-color .15s,background .15s}.skill-card:hover{border-color:var(--brand-border)}.skill-card.enabled{border-left:3px solid var(--brand)}.skill-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.skill-card-name{display:flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--text-primary)}.skill-card-name svg{width:15px;height:15px;color:var(--brand)}.skill-version{font-size:12px;font-weight:400;color:var(--text-muted)}.skill-tag{font-size:10px;font-weight:600;padding:2px 6px;border-radius:4px;letter-spacing:.3px}.skill-tag--builtin{background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0}.skill-card-id{font-size:11px;color:var(--text-muted);font-family:monospace}.skill-card-desc{font-size:13px;color:var(--text-secondary);line-height:1.5;margin-bottom:8px}.skill-card-tools{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:10px}.skill-tool-chip{font-size:11px;padding:2px 8px;border-radius:5px;background:var(--tag-bg);color:var(--tag-text);border:1px solid var(--tag-border)}.skill-card-actions{display:flex;align-items:center;gap:8px}.skill-toggle{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:7px;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);font-size:12px;font-weight:500;font-family:inherit;cursor:pointer;transition:all .15s}.skill-toggle.on{background:var(--brand-bg);color:var(--brand);border-color:var(--brand-border)}.skill-toggle:disabled{opacity:.6;cursor:not-allowed}.skill-toggle-dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted);transition:background .15s}.skill-toggle.on .skill-toggle-dot{background:var(--brand)}.skill-toggle svg{width:13px;height:13px}.skill-delete-btn{width:30px;height:30px;border:none;background:transparent;border-radius:7px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:background .12s,color .12s;margin-left:auto}.skill-delete-btn:hover:not(:disabled){background:#fef2f2;color:#dc2626}.skill-delete-btn:disabled{opacity:.5;cursor:not-allowed}.skill-delete-btn svg{width:15px;height:15px}.doc-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100;animation:docFadeIn .15s ease}@keyframes docFadeIn{0%{opacity:0}to{opacity:1}}.doc-panel{width:720px;max-width:92vw;max-height:82vh;background:var(--surface);border-radius:14px;box-shadow:0 20px 60px #0003;display:flex;flex-direction:column;overflow:hidden;animation:docPanelIn .2s ease}@keyframes docPanelIn{0%{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.doc-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.doc-title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600;color:var(--text-primary)}.doc-title svg{width:18px;height:18px;color:var(--brand)}.doc-company-tag{font-size:12px;font-weight:400;padding:2px 8px;border-radius:5px;background:var(--brand-bg);color:var(--brand);border:1px solid var(--brand-border);margin-left:4px}.doc-close-btn{width:30px;height:30px;border:none;background:transparent;border-radius:7px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:background .12s}.doc-close-btn:hover{background:var(--hover);color:var(--text-primary)}.doc-close-btn svg{width:18px;height:18px}.doc-toolbar{display:flex;gap:8px;padding:12px 20px;border-bottom:1px solid var(--border)}.doc-tool-btn{display:flex;align-items:center;gap:6px;padding:7px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;transition:background .12s,border-color .12s,color .12s}.doc-tool-btn:hover:not(:disabled){background:var(--hover);color:var(--text-primary);border-color:var(--brand-border)}.doc-tool-btn:disabled{opacity:.6;cursor:not-allowed}.doc-tool-btn--primary{background:var(--brand);color:#fff;border-color:var(--brand)}.doc-tool-btn--primary:hover:not(:disabled){background:#1e40af;color:#fff;border-color:#1e40af}.doc-tool-btn svg{width:15px;height:15px}.doc-upload-form{padding:16px 20px;background:var(--surface-muted, #f9fafb);border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:10px}.doc-upload-row{display:flex;align-items:center;gap:12px}.doc-upload-label{width:48px;font-size:13px;color:var(--text-secondary);flex-shrink:0}.doc-upload-input,.doc-upload-select,.doc-upload-textarea{flex:1;padding:7px 10px;border:1px solid var(--border);border-radius:7px;background:var(--surface);color:var(--text-primary);font-size:13px;font-family:inherit;transition:border-color .12s}.doc-upload-input:focus,.doc-upload-select:focus,.doc-upload-textarea:focus{outline:none;border-color:var(--brand)}.doc-upload-textarea{resize:vertical;min-height:36px}.doc-upload-file{flex:1;font-size:13px;color:var(--text-secondary)}.doc-upload-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:4px}.doc-error{margin:12px 20px 0;padding:10px 14px;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;font-size:13px;color:#dc2626}.doc-list{flex:1;overflow-y:auto;padding:12px 20px 20px}.doc-list::-webkit-scrollbar{width:6px}.doc-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.doc-empty{text-align:center;padding:40px 0;color:var(--text-muted);font-size:14px}.doc-table{width:100%;border-collapse:collapse;font-size:13px}.doc-table thead th{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);color:var(--text-secondary);font-weight:600;font-size:12px;white-space:nowrap}.doc-table tbody tr{border-bottom:1px solid var(--border);transition:background .12s}.doc-table tbody tr:hover{background:var(--hover)}.doc-table td{padding:10px;color:var(--text-primary);vertical-align:middle}.doc-cell-name{display:flex;align-items:center;gap:6px;max-width:220px}.doc-cell-name svg{width:15px;height:15px;color:var(--text-muted);flex-shrink:0}.doc-cell-name span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.doc-cell-actions{display:flex;gap:4px;white-space:nowrap}.doc-action-btn{width:28px;height:28px;border:none;background:transparent;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:background .12s,color .12s}.doc-action-btn:hover:not(:disabled){background:var(--hover);color:var(--text-primary)}.doc-action-btn:disabled{opacity:.5;cursor:not-allowed}.doc-action-btn--danger:hover:not(:disabled){background:#fef2f2;color:#dc2626}.doc-action-btn svg{width:15px;height:15px}.icp-footer{position:fixed;bottom:0;left:0;right:0;height:32px;display:flex;align-items:center;justify-content:center;background:var(--surface);border-top:1px solid var(--border);font-size:12px;color:var(--text-muted);z-index:100;flex-shrink:0}.icp-link{color:var(--text-muted);text-decoration:none;white-space:nowrap;line-height:1.4}.icp-link:hover{color:var(--text-secondary);text-decoration:underline}@media(max-width:768px){.icp-footer{height:28px;font-size:11px}}.home-layout{display:flex;height:100vh;padding-bottom:32px;background:var(--surface);color:var(--text-primary);overflow:hidden}@media(min-width:769px){.home-layout .sidebar{transition:width .25s ease,padding .25s ease,border-color .25s ease}.home-layout.sidebar-collapsed .sidebar{width:0;padding:0;border-right:none;overflow:hidden}.home-layout.sidebar-collapsed .main{position:relative}.home-layout.sidebar-collapsed .chat-view-mobile-header{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0;width:100%;position:absolute;top:0;left:0;right:0;z-index:10;box-sizing:border-box}}@media(max-width:768px){.home-layout{flex-direction:column;padding-bottom:28px}}.admin-shell{position:fixed;top:0;right:0;bottom:0;left:0;z-index:3000;display:flex;background:#f5f7fb;color:#182133;font-family:Inter,Microsoft YaHei,sans-serif}.admin-nav{width:230px;background:#101a2e;color:#d9e2f3;padding:28px 18px;display:flex;flex-direction:column;box-sizing:border-box}.admin-brand{display:flex;gap:12px;align-items:center;font-size:18px;font-weight:700;padding:0 8px 32px}.admin-brand>span{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#5f7cff,#7055e8);color:#fff}.admin-brand small{display:block;font-size:11px;color:#8390a8;font-weight:400;margin-top:2px}.admin-nav nav{display:flex;flex-direction:column;gap:7px}.admin-nav nav button,.admin-back{border:0;background:transparent;color:#aebbd1;text-align:left;padding:13px 15px;border-radius:9px;font-size:14px;cursor:pointer}.admin-nav nav button.active,.admin-nav nav button:hover{background:#273653;color:#fff}.admin-back{margin-top:auto;border-top:1px solid #28344a;border-radius:0;padding-top:22px}.admin-main{flex:1;overflow:auto;padding:0 34px 40px}.admin-main header{height:86px;display:flex;align-items:center;justify-content:space-between}.admin-main h1{font-size:22px;margin:0 0 5px}.admin-main header p,.admin-panel-title p{margin:0;color:#8590a3;font-size:13px}.admin-main header button{border:1px solid #d9deea;background:#fff;padding:9px 16px;border-radius:8px;cursor:pointer}.admin-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:8px 0 22px}.admin-stats div{background:#fff;border:1px solid #e8ebf2;border-radius:12px;padding:19px 22px;box-shadow:0 4px 16px #15203a08}.admin-stats b{display:block;font-size:27px;color:#3857e8}.admin-stats span{font-size:13px;color:#778398}.admin-panel{background:#fff;border:1px solid #e6eaf1;border-radius:13px;overflow:hidden}.admin-panel-title{display:flex;justify-content:space-between;align-items:center;padding:22px 24px;border-bottom:1px solid #edf0f5}.admin-panel-title h2{font-size:18px;margin:0 0 5px}.primary{border:0;background:#4964e9!important;color:#fff!important;padding:10px 16px;border-radius:8px;cursor:pointer}.admin-form{display:grid;grid-template-columns:1fr 2fr auto;gap:10px;padding:16px 24px;background:#fafbfe}.admin-form.users{grid-template-columns:1fr 1.4fr 1fr 1fr auto}.admin-form input,.admin-form select,.admin-panel select{border:1px solid #dce1eb;border-radius:7px;padding:9px 11px;background:#fff;outline:none}.admin-form-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px}.secondary{border:1px solid #d8deea;background:#fff;color:#58647a;padding:9px 14px;border-radius:8px;cursor:pointer}.admin-panel table{width:100%;border-collapse:collapse;font-size:13px}.admin-panel th{text-align:left;color:#7d899c;font-weight:500;background:#fafbfc}.admin-panel th,.admin-panel td{padding:14px 18px;border-bottom:1px solid #edf0f4}.admin-panel td small{display:block;color:#8b95a6;margin-top:3px}.status,.role{font-style:normal;background:#e8f8f1;color:#18885c;border-radius:20px;padding:4px 9px}.role{background:#edf0f5;color:#667085}.role.admin{background:#edeaff;color:#5942cd}.link{border:0;background:transparent;color:#4964e9;cursor:pointer;margin-right:10px}.danger{color:#e34e5a}.permission-note{margin:20px 24px;padding:15px 18px;background:#f3f5ff;border-left:3px solid #6376e8;color:#59647a;font-size:13px}.company-picker{display:flex;gap:8px;padding:16px 24px;background:#fafbfe;overflow:auto}.company-picker button{border:1px solid #dde2ed;background:#fff;border-radius:8px;padding:9px 13px;white-space:nowrap;cursor:pointer}.company-picker button.active{border-color:#5269e8;background:#eef1ff;color:#3952d3}.company-picker span{margin-left:8px;background:#e9edf5;padding:2px 6px;border-radius:10px}.upload input{display:none}.empty{text-align:center!important;color:#929cad;padding:36px!important}.admin-notice{position:fixed;right:30px;top:24px;background:#17243d;color:#fff;padding:12px 18px;border-radius:8px;z-index:1}@media(max-width:900px){.admin-nav{width:72px;padding:20px 8px}.admin-brand div,.admin-nav nav button,.admin-back{font-size:0}.admin-brand{padding:0 8px 25px}.admin-nav nav button:first-letter,.admin-back:first-letter{font-size:20px}.admin-main{padding:0 14px 30px}.admin-stats{grid-template-columns:repeat(2,1fr)}.admin-form,.admin-form.users{grid-template-columns:1fr}.admin-panel{overflow:auto}.admin-panel table{min-width:720px}}.cs-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a8c;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.cs-modal-card{position:relative;width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:32px 28px 24px;box-shadow:0 20px 60px #00000040;display:flex;flex-direction:column;gap:20px;animation:cs-modal-in .2s ease-out}@keyframes cs-modal-in{0%{opacity:0;transform:translateY(-12px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.cs-modal-close{position:absolute;top:14px;right:14px;width:30px;height:30px;border:none;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:background .15s,color .15s;padding:0}.cs-modal-close:hover{background:var(--hover);color:var(--text-secondary)}.cs-modal-close svg{width:18px;height:18px}.cs-modal-head{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;padding-top:4px}.cs-modal-logo{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,#1d4ed8,#4f46e5);color:#fff;display:flex;align-items:center;justify-content:center}.cs-modal-logo svg{width:24px;height:24px}.cs-modal-title{font-size:20px;font-weight:700;color:var(--text-primary);margin:0;letter-spacing:-.3px}.cs-modal-subtitle{font-size:13px;color:var(--text-secondary);margin:0}.cs-captcha-img{flex-shrink:0;width:90px;height:36px;border:1px solid var(--border);border-radius:7px;background:var(--surface);cursor:pointer;padding:0;overflow:hidden;display:flex;align-items:center;justify-content:center;transition:border-color .15s}.cs-captcha-img:hover:not(:disabled){border-color:var(--brand-border)}.cs-captcha-img:disabled{opacity:.6;cursor:not-allowed}.cs-captcha-img img{width:100%;height:100%;object-fit:cover}.cs-captcha-placeholder{width:18px;height:18px;color:var(--text-muted)}.cs-demo-btn{background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;font-weight:600;border:none}.cs-demo-btn:hover:not(:disabled){background:linear-gradient(135deg,#1d4ed8,#6d28d9)}.cs-demo-divider{display:flex;align-items:center;gap:12px;color:var(--text-muted);font-size:13px}.cs-demo-divider:before,.cs-demo-divider:after{content:"";flex:1;height:1px;background:var(--border)}.cs-modal-note{font-size:12px;color:var(--text-muted);line-height:1.6;margin:0;text-align:center}@media(max-width:480px){.cs-modal-card{padding:28px 20px 20px}}.auth-layout{display:flex;flex-direction:row-reverse;height:100vh;width:100%;padding-bottom:32px;overflow:hidden;background:var(--surface)}.auth-brand{flex:1 1 52%;position:relative;display:flex;flex-direction:column;justify-content:space-between;padding:36px 48px;color:#fff;background:linear-gradient(135deg,#1d4ed8,#4f46e5 55%,#7c3aed);overflow:hidden}.auth-brand:before,.auth-brand:after{content:"";position:absolute;border-radius:50%;filter:blur(2px);opacity:.25;pointer-events:none}.auth-brand:before{width:320px;height:320px;background:radial-gradient(circle,#ffffff 0%,transparent 70%);top:-80px;right:-60px}.auth-brand:after{width:260px;height:260px;background:radial-gradient(circle,#a5b4fc 0%,transparent 70%);bottom:-90px;left:-70px}.auth-brand-top{position:relative;z-index:1}.auth-back{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border:1px solid rgba(255,255,255,.35);background:#ffffff1f;color:#fff;font-size:13px;font-weight:500;border-radius:8px;cursor:pointer;transition:background .15s;font-family:inherit;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.auth-back:hover{background:#ffffff38}.auth-back svg{width:15px;height:15px}.auth-brand-center{position:relative;z-index:1;display:flex;flex-direction:column;align-items:flex-start;gap:18px;max-width:420px}.auth-brand-logo{width:56px;height:56px;border-radius:15px;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.auth-brand-logo-img{width:100%;height:100%;object-fit:contain;display:block}.auth-brand-logo svg{width:30px;height:30px;fill:none;stroke:#fff;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.auth-brand-name{font-size:28px;font-weight:700;letter-spacing:-.4px;margin:0}.auth-brand-name span{font-weight:400;opacity:.85;margin-left:4px}.auth-brand-tagline{font-size:15px;line-height:1.7;opacity:.9;margin:0}.auth-highlights{display:flex;flex-direction:column;gap:14px;margin-top:10px;width:100%}.auth-highlight{display:flex;align-items:center;gap:12px;padding:12px 14px;background:#ffffff1a;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.auth-highlight-icon{width:36px;height:36px;border-radius:9px;background:#ffffff2e;display:flex;align-items:center;justify-content:center;flex-shrink:0}.auth-highlight-icon svg{width:18px;height:18px;stroke:#fff}.auth-highlight-title{font-size:14px;font-weight:600;margin-bottom:2px}.auth-highlight-desc{font-size:12px;opacity:.85;line-height:1.5}.auth-brand-footer{position:relative;z-index:1;font-size:12px;opacity:.75}.auth-main{flex:1 1 48%;display:flex;align-items:center;justify-content:center;padding:32px 24px;overflow-y:auto;background:var(--surface)}.auth-card{width:100%;max-width:380px;display:flex;flex-direction:column;gap:22px}.auth-card-head{display:flex;flex-direction:column;gap:6px}.auth-title{font-size:24px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px;margin:0}.auth-subtitle{font-size:14px;color:var(--text-secondary);margin:0}.auth-form{display:flex;flex-direction:column;gap:16px}.auth-field-label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:500;color:var(--text-primary)}.auth-field{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:11px;padding:0 13px;transition:border-color .2s,box-shadow .2s}.auth-field:focus-within{border-color:var(--brand-light);box-shadow:0 0 0 3px #3b82f61f}.auth-field-icon{width:17px;height:17px;color:var(--text-muted);flex-shrink:0}.auth-field input{flex:1;border:none;outline:none;background:transparent;font-size:14px;padding:12px 0;color:var(--text-primary);font-family:inherit;min-width:0}.auth-field input::placeholder{color:var(--text-muted)}.auth-field-toggle{border:none;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-muted);padding:4px;border-radius:6px;transition:color .15s,background .15s}.auth-field-toggle:hover{color:var(--text-secondary);background:var(--hover)}.auth-field-toggle svg{width:17px;height:17px}.auth-form-row{display:flex;align-items:center;gap:8px;font-size:13px}.auth-checkbox{width:16px;height:16px;border-radius:4px;border:1.5px solid var(--border);background:var(--surface);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,border-color .15s;padding:0}.auth-checkbox.checked{background:var(--brand);border-color:var(--brand)}.auth-checkbox svg{width:11px;height:11px;color:#fff}.auth-remember{color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none}.auth-forgot{margin-left:auto}.auth-link{color:var(--brand);text-decoration:none;font-weight:500;cursor:pointer}.auth-link:hover{text-decoration:underline}.auth-submit{width:100%;padding:12px;border:none;background:var(--brand);color:#fff;border-radius:11px;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:background .15s,transform .1s;margin-top:2px}.auth-submit:hover{background:#1e40af}.auth-submit:active{transform:scale(.99)}.auth-divider{display:flex;align-items:center;gap:12px;color:var(--text-muted);font-size:12px}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.auth-oauth{display:flex;gap:10px}.auth-oauth-btn{flex:1;padding:10px;border:1px solid var(--border);background:var(--surface);border-radius:10px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;font-family:inherit;transition:border-color .15s,background .15s,color .15s}.auth-oauth-btn:hover{border-color:var(--brand-border);background:var(--brand-bg);color:var(--brand)}.auth-switch{text-align:center;font-size:13px;color:var(--text-secondary);margin:0}.auth-note{text-align:center;font-size:12px;color:var(--text-muted);line-height:1.6;margin:0}@media(max-width:860px){.auth-brand{display:none}.auth-main{flex:1 1 100%}.auth-layout{padding-bottom:28px}}.login-tabs{display:flex;gap:6px;background:#f3f4f6;border-radius:10px;padding:4px}.login-tab{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 12px;border-radius:7px;font-size:13px;font-weight:500;cursor:pointer;color:var(--text-secondary);border:none;background:transparent;transition:background .15s,color .15s;font-family:inherit}.login-tab:hover{background:#e5e7eb;color:var(--text-primary)}.login-tab.active{background:var(--brand);color:#fff}.login-tab svg{width:14px;height:14px}.auth-error{padding:9px 12px;background:#fef2f2;border:1px solid #fecaca;color:#dc2626;font-size:13px;border-radius:8px;line-height:1.5}.auth-field--code{padding-right:6px}.send-code-btn{flex-shrink:0;padding:7px 12px;border:1px solid var(--brand-border);background:var(--brand-bg);color:var(--brand);font-size:12px;font-weight:500;border-radius:7px;cursor:pointer;font-family:inherit;white-space:nowrap;transition:background .15s,opacity .15s}.send-code-btn:hover:not(:disabled){background:#dbeafe}.send-code-btn:disabled{opacity:.6;cursor:not-allowed}.login-hint{padding:12px 14px;background:#f8fafc;border:1px dashed var(--border);border-radius:10px;font-size:12px;color:var(--text-secondary)}.login-hint-title{font-size:12px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.login-hint-row{display:flex;justify-content:space-between;align-items:center;padding:3px 0}.login-hint-row span{color:var(--text-muted)}.login-hint-row code{font-family:SFMono-Regular,Consolas,monospace;background:var(--surface);padding:1px 8px;border-radius:5px;border:1px solid var(--border);color:var(--brand);font-size:12px}.cs-oauth-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:11px;border:1px solid var(--border);background:var(--surface);border-radius:11px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;font-family:inherit;transition:border-color .15s,background .15s,color .15s}.cs-oauth-btn:hover{border-color:#1d4ed8;background:#eff6ff;color:#1d4ed8}.cs-oauth-btn svg{width:16px;height:16px}.auth-card--register{max-width:400px;gap:18px}.strength{display:flex;align-items:center;gap:10px;margin-top:2px}.strength-bar{display:flex;gap:4px;flex:1}.strength-seg{flex:1;height:4px;border-radius:3px;background:#e5e7eb;transition:background .2s}.strength-label{font-size:12px;font-weight:500;flex-shrink:0}.auth-field.invalid{border-color:#ef4444;box-shadow:0 0 0 3px #ef44441f}.field-error{font-size:12px;color:#ef4444;margin-top:2px}.auth-agree{display:flex;align-items:flex-start;gap:8px;font-size:13px;color:var(--text-secondary);line-height:1.6;cursor:pointer}.auth-agree .auth-checkbox{margin-top:2px}.auth-submit:disabled{background:var(--text-muted);cursor:not-allowed}.auth-submit:disabled:hover{background:var(--text-muted)}
