@keyframes sd-fadeIn{0%{opacity:0}to{opacity:1}}@keyframes sd-blurIn{0%{opacity:0;filter:blur(4px)}to{opacity:1;filter:blur()}}@keyframes sd-slideUp{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}[data-sd-animate]{animation:var(--sd-animation,sd-fadeIn) var(--sd-duration,.15s) var(--sd-easing,ease) var(--sd-delay,0s) both}@keyframes sd-markerIn{0%{color:#0000}}[data-sd-animate-marker]::marker{animation:sd-markerIn var(--sd-marker-duration,.15s) var(--sd-marker-easing,ease) var(--sd-marker-delay,0s) both}
:root{--paper:#f5f6f8;--white:#fff;--ink:#202e3b;--muted:#7b8794;--line:#e5e9ee;--blue:#284f70;--blue-light:#edf3f8;--danger:#a33737;--radius:8px;color:var(--ink);background:var(--paper);font-synthesis:none;font-family:Arial,Microsoft YaHei,PingFang SC,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline-offset:3px;outline:3px solid #83accb}button:active:not(:disabled){transform:translateY(1px)}h1,h2,h3,p{margin:0}input,textarea{color:var(--ink)}input[type=checkbox]{accent-color:var(--blue);flex-shrink:0;width:16px;height:16px}input[type=date]{min-width:0}input:not([type=checkbox]){background:#fff;border:1px solid #dbe1e7;border-radius:6px;width:100%;padding:11px 12px;font-size:13px}label{flex-direction:column;gap:9px;font-size:12px;display:flex}.eyebrow{letter-spacing:1.7px;color:var(--muted);font-size:10px;font-weight:700}.muted{color:var(--muted);font-size:13px;line-height:1.8}.brand{letter-spacing:.2px;align-items:center;gap:11px;font-size:16px;font-weight:700;text-decoration:none;display:flex}.brand-sub{letter-spacing:.7px;color:var(--muted);margin-top:3px;font-size:10px;font-weight:400;line-height:1.7;display:block}.brand-mark{background:var(--blue);color:#fff;border-radius:9px;flex-shrink:0;place-items:center;width:38px;height:38px;display:grid;position:relative}.brand-mark i{background:#b7d3e6;border-radius:50%;width:4px;height:4px;position:absolute;top:9px;right:8px}.primary{background:var(--blue);color:#fff;border:0;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:13px 18px;font-size:13px;font-weight:600;display:flex}.icon-button{width:31px;height:31px;color:var(--muted);background:0 0;border:0;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.icon-button:hover{background:var(--blue-light);color:var(--blue)}.notice{border-radius:6px;align-items:center;gap:8px;padding:10px 12px;font-size:12px;line-height:1.7;display:flex}.notice svg{flex-shrink:0}.notice span{flex:1}.notice.error{color:var(--danger);background:#fcf1f0;border:1px solid #f0d9d6}.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen{flex-direction:column;justify-content:center;align-items:center;gap:22px;min-height:100dvh;display:flex}.loading-screen p{color:var(--muted);align-items:center;gap:10px;font-size:14px;display:flex}.auth-page{background:#fff;grid-template-columns:1fr 1fr;min-height:100dvh;display:grid}.auth-intro{background:#eef2f5;flex-direction:column;padding:45px 55px;display:flex}.auth-intro .brand{font-size:24px}.auth-intro small{letter-spacing:2px;color:var(--muted);font-size:10px}.intro-main h1{letter-spacing:-1.5px;margin:24px 0;font-size:clamp(35px,4vw,57px);font-weight:600;line-height:1.35}.intro-rule{background:var(--blue);width:42px;height:2px;margin:35px 0 30px}.intro-note{color:#4e6578;align-items:center;gap:15px;margin-top:20px;font-size:13px;display:flex}.auth-form-wrap{justify-content:center;align-items:center;padding:45px;display:flex}.auth-form{width:350px;max-width:100%}.auth-tabs{border-bottom:1px solid var(--line);gap:26px;margin:30px 0 27px;display:flex}.auth-tabs button{color:var(--muted);background:0 0;border:0;border-bottom:2px solid #0000;padding:12px 3px;font-size:13px}.auth-tabs button.selected{border-color:var(--blue);color:var(--blue);font-weight:600}.auth-form label{margin:18px 0}.auth-form input{padding:13px}.auth-submit{width:100%;margin-top:25px}.privacy-note{color:var(--muted);justify-content:center;align-items:center;gap:6px;margin-top:23px;font-size:11px;display:flex}.input-hint{color:var(--muted);margin-top:10px;font-size:11px;line-height:1.8}.topbar{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;height:75px;padding:0 26px;display:flex}.header-actions{align-items:center;gap:17px;display:flex}.connection{color:#6f7c88;align-items:center;gap:6px;font-size:11px;display:flex}.connection>span{background:#548267;border-radius:50%;width:6px;height:6px}.user-pill{border-left:1px solid var(--line);align-items:center;gap:8px;padding-left:20px;font-size:12px;display:flex}.avatar,.small-avatar{color:var(--blue);background:#e7edf2;border-radius:50%;place-items:center;width:29px;height:29px;font-size:12px;font-weight:600;display:grid}.workbench{flex-direction:column;height:100dvh;display:flex;overflow:hidden}.workspace-grid{flex:1;grid-template-columns:208px minmax(360px,1fr) 344px;min-height:0;display:grid}.history{border-right:1px solid var(--line);background:#f5f6f8;flex-direction:column;min-height:0;padding:27px 16px 20px;display:flex}.history-top{justify-content:space-between;align-items:center;padding:0 5px;display:flex}.new-chat{color:var(--blue);background:#fff;border:1px solid #cbd5df;border-radius:6px;justify-content:center;align-items:center;gap:9px;margin:20px 0 28px;padding:11px;font-size:12px;font-weight:600;display:flex}.new-chat:hover{background:var(--blue-light)}.history-label{color:var(--muted);margin-bottom:10px;padding:0 6px;font-size:10px}.conversation-list{flex:1;min-height:0;overflow-y:auto}.history-empty{color:#95a1ad;padding:15px 6px;font-size:12px;line-height:1.9}.conversation-row{border-radius:5px;align-items:center;margin-bottom:4px;display:flex}.conversation-row.active{background:#e6edf3}.conversation-select{text-align:left;background:0 0;border:0;flex:1;align-items:center;gap:9px;min-width:0;padding:12px 7px;font-size:11px;display:flex}.conversation-select svg{color:#8092a1;flex-shrink:0}.conversation-select span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.conversation-delete{color:#99a4af;opacity:0;background:0 0;border:0;padding:9px 6px;display:flex}.conversation-row:hover .conversation-delete,.conversation-delete:focus-visible{opacity:1}.history-foot{border-top:1px solid var(--line);color:#627786;align-items:center;gap:8px;padding:19px 5px 0;font-size:10px;display:flex}.history-foot 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var(--line);background:0 0;align-items:center;gap:15px;width:100%;padding:17px 5px;display:flex}.suggestions button:hover{background:#f7f9fb}.suggestion-number{color:#99a8b5;font-variant-numeric:tabular-nums;font-size:10px}.suggestions small{color:#96a1aa;margin-top:5px;font-size:10px;line-height:1.6;display:block}.composer-area{background:#fff;padding:15px 28px 18px}.composer-area>.notice{margin-bottom:10px}.composer{background:#fff;border:1px solid #d4dee7;border-radius:10px;overflow:hidden;box-shadow:0 2px 8px #253e5410}.composer:focus-within{border-color:#7596b1}.composer textarea{resize:vertical;background:0 0;border:0;outline:none;width:100%;min-height:62px;max-height:180px;padding:15px 17px 4px;font-size:12px;line-height:1.8;display:block}.composer textarea:focus-visible{outline:none}.composer-bottom{justify-content:space-between;align-items:center;padding:5px 10px 10px 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ul,.message-body ol{padding-left:20px}.message-body code{background:#f2f4f7;border-radius:3px;padding:2px 4px;font-size:12px}.message-body pre{background:#f2f4f7;border-radius:5px;padding:15px;overflow-x:auto}.message-body blockquote{color:#657c8e;border-left:3px solid #8da8bb;margin:12px 0;padding:5px 14px}.failed-label{color:var(--danger);font-size:9px}.message.failed .message-body{color:var(--danger)}.evidence{border:1px solid var(--line);color:var(--muted);border-radius:6px;margin:14px 0 0 34px;font-size:10px}.evidence summary{cursor:pointer;background:#f9fafb;align-items:center;gap:7px;padding:9px 12px;display:flex}.evidence>div{border-top:1px solid var(--line);flex-wrap:wrap;gap:7px 15px;padding:9px 12px;line-height:1.8;display:flex}.thinking{color:var(--muted);align-items:center;gap:8px;max-width:900px;margin:auto;padding:0 32px 26px;font-size:12px;display:flex}.empty-chat{min-height:300px;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:12px;font-size:12px;display:flex}.export-pane{border-left:1px solid var(--line);background:#fafbfc;flex-direction:column;min-height:0;padding:28px 24px 18px;display:flex;overflow-y:auto}.export-title{border-bottom:1px solid var(--line);align-items:center;gap:12px;padding-bottom:24px;display:flex}.export-icon{width:41px;height:44px;color:var(--blue);background:#e9f0f5;border-radius:8px;place-items:center;display:grid}.section-label{color:#9ba9b6;font-variant-numeric:tabular-nums;align-items:center;gap:10px;margin:26px 0 17px;font-size:10px;display:flex}.date-grid{grid-template-columns:1fr 1fr;gap:9px;display:grid}.date-grid label{color:#7d8c99;font-size:10px}.date-grid input{padding:10px 7px;font-size:11px}.quick-dates{align-items:center;gap:7px;margin-top:10px;display:flex}.quick-dates button{border:1px solid 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var(--line);background:#fff;border-radius:7px;margin-top:13px;padding:14px;position:relative}.job-heading{justify-content:space-between;align-items:center;margin-bottom:13px;display:flex}.job-heading>span:first-child{color:#627e92;align-items:center;gap:6px;font-size:10px;display:flex}.export-job>strong{font-size:11px;font-weight:500}.export-job>p{color:#8596a4;margin-top:8px;font-size:10px;line-height:1.8}.export-job>small{color:#9daab4;margin-top:7px;font-size:9px;display:block}.download-link{align-items:center;gap:6px;margin-top:13px;font-size:10px;font-weight:600;text-decoration:none;display:inline-flex}.download-link:hover{text-decoration:underline}.delete-export{color:#a3b0ba;background:0 0;border:0;padding:5px;display:flex;position:absolute;bottom:10px;right:10px}.delete-export:hover{color:var(--danger)}.export-footer{color:#a2afba;border-top:1px solid var(--line);margin-top:24px;padding-top:15px;font-size:9px;line-height:1.9}@media 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th{background:#eff4f8;font-weight:600}:root{--paper:#f6f7f9;--white:#fff;--ink:#263440;--muted:#647180;--line:#e1e6ec;--blue:#284f70;--blue-light:#eaf0f6;--danger:#a33737;--color-accent:var(--blue);--color-accent-ink:var(--white);--color-surface-soft:#f0f3f6;--color-surface-hover:#edf1f5;--color-surface-deep:#213e57;--color-accent-hover:#1c3c57;--color-accent-border:#c7d6e3;--color-border-strong:#bdc8d3;--color-focus:#3974a4;--color-placeholder:#737e89;--color-on-dark-muted:#bdcfde;--color-on-dark-line:#456178;--color-on-dark-surface:#36536c;--color-success:#386a53;--color-success-surface:#edf5ef;--color-error-surface:#fcf0ee;--color-error-border:#ebc7c3;--color-overlay:#192c4766;--color-clear:transparent;--shadow-sheet:0 5px 20px #26344006;--shadow-composer:0 5px 24px #2634400a;--shadow-focus:0 0 0 4px #3974a414;--shadow-dropdown:0 12px 32px #2634401c;--shadow-drawer:12px 0 40px #2634401c;--font-body:Arial, "Microsoft YaHei", "PingFang SC", 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12px}.suggestion-icon{background:var(--color-clear);border-radius:0;width:18px;height:18px}.suggestion-icon svg{width:15px;height:15px}.suggestions button>span:nth-child(2){flex:initial}.suggestions strong{font-size:11px;font-weight:400}.composer-bottom{justify-content:flex-end}.user-pill{border:0;padding-left:0}.export-history{flex:initial}@media (min-width:769px){.welcome{padding-top:clamp(80px,14dvh,150px)}.export-title{padding-bottom:20px}.export-title h2{font-size:15px}}@media (max-height:780px) and (min-width:769px){.welcome{padding-top:60px}.welcome h1{font-size:28px}}.export-progress{margin-top:14px}.export-progress-label{color:var(--muted);justify-content:space-between;align-items:center;margin-bottom:8px;font-size:10px;display:flex}.export-progress-label strong{color:var(--blue);font-variant-numeric:tabular-nums;font-size:11px}.export-progress-bar{appearance:none;background:var(--line);width:100%;height:6px;color:var(--blue);accent-color:var(--blue);border:0;border-radius:3px;display:block;overflow:clip}.export-progress-bar::-webkit-progress-bar{background:var(--line);border-radius:3px}.export-progress-bar::-webkit-progress-value{background:var(--blue);border-radius:3px}.export-progress-bar::-moz-progress-bar{background:var(--blue);border-radius:3px}.export-progress.completed .export-progress-label strong{color:var(--color-success)}.export-progress.completed .export-progress-bar::-webkit-progress-value{background:var(--color-success)}.export-progress.completed .export-progress-bar::-moz-progress-bar{background:var(--color-success)}.export-progress.failed .export-progress-label strong{color:var(--danger)}.export-progress.failed .export-progress-bar::-webkit-progress-value{background:var(--danger)}.export-progress.failed .export-progress-bar::-moz-progress-bar{background:var(--danger)}.export-progress-count{color:var(--muted);font-variant-numeric:tabular-nums;margin-top:8px;font-size:10px;display:block}.export-job>.export-progress-text{color:var(--ink);font-size:11px}.export-job.failed>.export-progress-text{color:var(--danger)}.cancel-export{border:1px solid var(--line);background:var(--white);width:100%;min-height:36px;color:var(--muted);border-radius:6px;justify-content:center;align-items:center;gap:7px;margin-top:12px;font-size:11px;display:flex}.cancel-export:hover:not(:disabled){color:var(--danger);background:var(--color-error-surface);border-color:var(--color-error-border)}.status.cancelled,.status.cancelling{color:var(--muted);background:var(--color-surface-soft)}.export-progress.cancelled .export-progress-label strong{color:var(--muted)}.export-progress.cancelled .export-progress-bar::-webkit-progress-value{background:var(--muted)}.export-progress.cancelled .export-progress-bar::-moz-progress-bar{background:var(--muted)}.live-answer{margin-top:24px}.streaming-label{color:var(--muted,#64748b);font-size:12px}.live-answer .thinking{margin-top:12px}.stream-reconnect{color:inherit;cursor:pointer;background:0 0;border:1px solid #cbd5e1;border-radius:6px;align-items:center;gap:6px;margin-top:8px;padding:6px 10px;display:inline-flex}.message-body [data-streamdown=table-wrapper]{overflow-x:auto}.message-body table{border-collapse:collapse;width:100%}.message-body th,.message-body td{text-align:left;border:1px solid #dce3e9;padding:8px 10px}.message-body pre{overflow-x:auto}.live-message-list{padding-top:0}