.spinner{border:.15em solid var(--border,#e2e0d5);border-top-color:var(--accent,#4f7a78);border-radius:50%;flex-shrink:0;width:1em;height:1em;animation:.7s linear infinite spinner-rotate;display:inline-block}@keyframes spinner-rotate{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.spinner{animation:none}}.loading-state{color:var(--muted,#6b6d61);justify-content:center;align-items:center;gap:10px;padding:20px 0;font-size:16px;display:flex}.loading-state .spinner{font-size:20px}.cold-start-banner{z-index:1000;border:1px solid var(--accent-border);background:var(--accent-bg);max-width:min(90vw,420px);color:var(--text-h);box-shadow:var(--shadow);pointer-events:none;border-radius:999px;align-items:center;gap:10px;padding:12px 18px;font-size:14px;font-weight:500;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.landing-features{flex-wrap:wrap;justify-content:center;gap:16px;width:100%;max-width:720px;display:flex}.landing-feature{text-align:left;background:#fff;border:1px solid #2f322c0f;border-radius:12px;flex:200px;min-width:180px;padding:18px 20px}.landing-feature h3{color:var(--ink);margin:0 0 8px;font-size:15px;font-weight:700}.landing-feature p{color:var(--muted);margin:0;font-size:14px;line-height:1.5}.hero-secondary-link{margin-top:12px}.auth-page .hero-secondary-link a{min-width:280px;color:var(--surface);background:var(--accent);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;padding:22px 52px;font-size:20px;font-weight:700;text-decoration:none;transition:background-color .15s,transform .1s,box-shadow .15s;display:inline-flex;box-shadow:0 14px 32px -12px #4f7a7899}.auth-page .hero-secondary-link a:hover,.auth-page .hero-secondary-link a:focus-visible{background:var(--accent-hover);color:var(--surface);text-decoration:none;transform:translateY(-2px);box-shadow:0 20px 40px -14px #4f7a78b3}@media (prefers-color-scheme:dark){.landing-feature{background:#262924;border-color:#ffffff0f}}.async-button[aria-busy=true]{cursor:progress;opacity:.8}button.async-button{align-items:center;gap:8px;display:inline-flex}.auth-page{--paper:#f6f5ef;--ink:#2f322c;--accent:#4f7a78;--accent-deep:#3f635f;--accent-soft:#dde6e4;--accent-border:#c3d3d1;--muted:#6b6d61;--error:#9c4830;--error-bg:#f6e8e3;box-sizing:border-box;width:100%;min-height:100svh;padding:calc(clamp(24px, 6vw, 64px) + env(safe-area-inset-top,0px)) clamp(16px, 5vw, 32px) calc(clamp(24px, 6vw, 64px) + env(safe-area-inset-bottom,0px));background:var(--paper);color:var(--ink);flex-direction:column;justify-content:center;align-items:center;gap:clamp(20px,4vw,32px);font-family:Inter,system-ui,sans-serif;display:flex;position:relative;overflow-x:hidden}.auth-page *,.auth-page :before,.auth-page :after{box-sizing:border-box}.welcome-heading{letter-spacing:normal;text-align:center;color:var(--ink);margin:0;font-family:Space Grotesk,Inter,system-ui,sans-serif;font-size:clamp(28px,4vw + 12px,46px);font-weight:600;line-height:1.15}.hero-subtext{text-align:center;max-width:34ch;color:var(--muted);margin:-8px auto 0;font-size:clamp(14px,1.4vw + 10px,16px);line-height:1.5}.auth-hero{flex-direction:column;align-items:center;gap:14px;width:100%;display:flex}.hero-actions{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.hero-secondary-link{text-align:center;color:var(--muted);margin:4px 0 0;font-size:15px}.register-container{z-index:1;background:#fff;border:1px solid #2f322c0f;border-radius:16px;width:100%;max-width:420px;padding:clamp(24px,5vw,36px);animation:.45s cubic-bezier(.16,1,.3,1) both auth-card-in;position:relative;box-shadow:0 1px 2px #2f322c0a,0 12px 24px -14px #2f322c24}@keyframes auth-card-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.register-container{animation:none}}.register-container h2{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);text-align:center;margin:0 0 22px;font-family:Inter,system-ui,sans-serif;font-size:14px;font-weight:700}.form-group{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.form-group input{width:100%;min-height:48px;color:var(--ink);background:var(--paper);border:1.5px solid var(--accent-soft);border-radius:10px;outline:none;padding:12px 14px;font-family:inherit;font-size:16px;transition:border-color .15s,box-shadow .15s,background-color .15s}.form-group input::placeholder{color:var(--muted)}.form-group input:hover{border-color:var(--accent-border)}.form-group input:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 4px #4f7a781f}.auth-page .btn-primary{color:#fff;background:var(--accent);cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;width:100%;min-height:48px;margin-top:8px;padding:13px 20px;font-family:inherit;font-size:16px;font-weight:600;text-decoration:none;transition:background-color .15s;display:flex}.auth-page .btn-primary:hover{background:var(--accent-deep);color:#fff}.auth-hero>.btn-primary{width:auto;min-width:200px;margin-top:4px;padding:16px 40px;font-size:17px}.btn-secondary{min-height:40px;color:var(--accent-deep);background:var(--accent-soft);cursor:pointer;border:none;border-radius:8px;padding:9px 16px;font-family:inherit;font-size:14px;font-weight:600;transition:background-color .15s}.btn-secondary:hover{background:var(--accent-border)}.auth-page a{color:var(--accent-deep);font-weight:600;text-decoration:none}.auth-page a:hover{text-decoration:underline}.auth-page button:focus-visible,.auth-page a:focus-visible,.auth-page input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.error-banner{background-color:var(--error-bg);color:var(--error);text-align:center;border-radius:8px;margin-bottom:15px;padding:10px 14px;font-size:14px;font-weight:500}.error-text{color:var(--error);font-size:14px}.form-error{color:var(--error);text-align:center;margin-top:14px;font-size:14px}@keyframes shake{10%,90%{transform:translate(-1px)}20%,80%{transform:translate(2px)}30%,50%,70%{transform:translate(-4px)}40%,60%{transform:translate(4px)}}.register-container.shake{animation:.4s ease-in-out shake}@media (width<=360px){.register-container{border-radius:12px}.auth-page .btn-primary,.register-container h2{margin-top:4px}}@media (width>=1024px){.auth-page{gap:40px}.register-container{padding:40px}}@media (prefers-color-scheme:dark){.auth-page{--paper:#1e211f;--ink:#eceae2;--accent:#7fa3a0;--accent-deep:#92b3b0;--accent-soft:#2c3634;--accent-border:#3d4b48;--muted:#a3a89b;--error:#d98467;--error-bg:#3a2620;background:var(--paper)}.register-container{background:#262924;border-color:#ffffff0f;box-shadow:0 1px 2px #0000004d,0 12px 24px -14px #0006}.form-group input{background:#1e211f}.form-group input:focus{background:#22261f}.auth-page .btn-primary{color:#1e211f}}.chat-toolbar{align-items:center;gap:10px;margin-bottom:14px;display:flex}.btn-new-chat{background:var(--accent);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:6px;padding:8px 14px;font-size:14px;font-weight:600}.history-dropdown{position:relative}.history-toggle{border:1px solid var(--border);background:var(--surface);color:var(--text-h);cursor:pointer;white-space:nowrap;border-radius:6px;padding:8px 14px;font-size:14px;font-weight:600}.history-toggle:hover{border-color:var(--accent-border)}.history-panel{z-index:10;background:var(--surface);border:1px solid var(--border);width:260px;max-width:80vw;max-height:320px;box-shadow:var(--shadow);border-radius:8px;flex-direction:column;gap:6px;padding:8px;display:none;position:absolute;top:calc(100% + 6px);left:0;overflow-y:auto}.history-panel.open{display:flex}.history-empty{color:var(--muted);margin:0;padding:8px;font-size:13px}.history-row{cursor:pointer;text-align:left;border:1px solid #0000;border-radius:6px;justify-content:space-between;align-items:center;padding:8px 10px;display:flex}.history-row:hover{background:var(--accent-bg)}.history-row.active{background:var(--accent-bg);border-color:var(--accent)}.history-title{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.history-date{color:var(--muted);font-size:12px}.history-delete{cursor:pointer;color:var(--error);background:0 0;border:none;flex-shrink:0;margin-left:8px;font-size:13px}.chat-message-list{border:1px solid var(--border);background-color:var(--bg);border-radius:8px;flex:1;margin-bottom:15px;padding:15px;overflow-y:auto}.message-row{align-items:flex-end;gap:8px;margin-bottom:16px;display:flex}.message-row-user{flex-direction:row-reverse}.message-badge{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;font-size:11px;font-weight:700;display:flex}.message-row-user .message-badge{background:var(--accent);color:#fff}.message-row-assistant .message-badge{background:var(--surface);border:1px solid var(--border);color:var(--text-h)}.message-stack{flex-direction:column;min-width:0;max-width:75%;display:flex}.message-row-user .message-stack{align-items:flex-end}.message-row-assistant .message-stack{align-items:flex-start}.message-bubble{box-shadow:var(--shadow);word-wrap:break-word;text-align:left;border-radius:16px;padding:10px 15px}.message-bubble-user{background:var(--accent);color:#fff;white-space:pre-wrap;border-bottom-right-radius:4px}.message-bubble-assistant{background:var(--surface);border:1px solid var(--border);color:var(--text-h);border-bottom-left-radius:4px}.message-bubble-thinking{color:var(--muted);box-shadow:none}.message-bubble-assistant p:first-child{margin-top:0}.message-bubble-assistant p:last-child{margin-bottom:0}.message-meta{color:var(--muted);margin-top:4px;font-size:13px}.chat-layout{max-width:1100px;height:80vh;margin:0 auto;display:flex}.chat-main{flex-direction:column;flex:1;min-width:0;padding:0 20px;display:flex}.chat-heading{margin:0 0 10px}.chat-main .chat-message-list{flex:0 auto;min-height:80px;max-height:60vh}.chat-main .assistant-empty-state{text-align:center;color:var(--muted);margin:20px 0}@media (prefers-reduced-motion:reduce){.assistant-ask-caption{transition:none}}@media (width<=768px){.chat-layout{height:85vh}}.skeleton-bar{background:linear-gradient(90deg, var(--border,#e2e0d5) 25%, var(--surface,#fff) 50%, var(--border,#e2e0d5) 75%);background-size:200% 100%;border-radius:4px;height:14px;animation:1.4s ease-in-out infinite skeleton-shimmer}.skeleton-bar-title{width:45%;height:18px;margin-bottom:10px}.skeleton-bar-text{width:90%;margin-top:8px}.skeleton-bar-short{width:60%}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (prefers-reduced-motion:reduce){.skeleton-bar{background:var(--border,#e2e0d5);animation:none}}.course-page{text-align:left;max-width:800px;margin:0 auto;padding:20px}.course-card-list{flex-direction:column;gap:10px;display:flex}.course-card-link{color:inherit;text-decoration:none;display:block}.course-card{border:1px solid var(--border);background-color:var(--surface);overflow-wrap:anywhere;border-radius:8px;min-width:0;padding:15px;transition:border-color .15s}.course-card:hover{border-color:var(--accent-border)}.course-card h3{overflow-wrap:anywhere;margin:0 0 8px}.course-card p{color:var(--muted);overflow-wrap:anywhere;margin:0}.course-page-nav{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.course-page-nav a{border:1px solid var(--border);background:var(--surface);color:var(--text-h);border-radius:8px;padding:8px 14px;font-weight:600;text-decoration:none}.course-page-nav a:hover{border-color:var(--accent-border);color:var(--accent)}.course-page-heading{text-align:center;margin:4px 0 20px;font-size:32px;font-weight:700}.course-page-context{color:var(--text-h);margin:0 0 16px;font-size:20px;font-weight:700}.course-page-notice{text-align:center;border:1px solid var(--accent-border);background:var(--accent-bg);border-radius:10px;flex-direction:column;align-items:center;gap:16px;margin:28px 0 0;padding:20px 18px;display:flex}.course-page-notice-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.course-page-notice-btn{white-space:nowrap;border-radius:8px;padding:9px 18px;font-size:14px;font-weight:600;text-decoration:none}.course-page-notice-btn.primary{background:var(--accent);color:var(--surface)}.course-page-notice-btn.primary:hover{background:var(--accent-hover)}.course-page-notice-btn.secondary{background:var(--surface);color:var(--accent);border:1px solid var(--accent-border)}.course-page-notice-btn.secondary:hover{border-color:var(--accent)}.course-page-status{color:var(--muted)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.course-header{border-bottom:1px solid var(--border);margin-bottom:28px;padding-bottom:24px}.course-title{overflow-wrap:anywhere;margin:0 0 12px;font-size:32px;line-height:1.3}.course-description{color:var(--muted);margin:0 0 16px;line-height:1.6}.course-source{flex-direction:column;gap:4px;margin-bottom:16px;font-size:14px;line-height:1.5;display:flex}.course-source-license{color:var(--muted);font-size:12px}.course-source a{overflow-wrap:anywhere}.course-insights{color:var(--muted);margin:0;padding-left:20px;line-height:1.7}.course-insights li{margin-bottom:4px}.phases-heading{margin-top:0}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.17.0"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}.sign-in-prompt-backdrop{z-index:1000;background:#1416148c;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.sign-in-prompt-dialog{background:var(--surface,#fff);width:100%;max-width:380px;color:var(--text,#2f322c);border-radius:14px;padding:24px;box-shadow:0 20px 50px -12px #00000059}.sign-in-prompt-dialog h2{margin:0 0 10px;font-size:18px}.sign-in-prompt-dialog p{color:var(--muted,#6b6d61);margin:0 0 20px;font-size:14px;line-height:1.5}.sign-in-prompt-actions{gap:10px;display:flex}.sign-in-prompt-actions .btn-primary,.sign-in-prompt-actions .btn-secondary{text-align:center;border-radius:8px;flex:1;padding:11px 16px;font-size:14px;font-weight:600;text-decoration:none}.sign-in-prompt-actions .btn-primary{color:#fff;background:#4f7a78}.sign-in-prompt-actions .btn-primary:hover{background:#3f635f}.sign-in-prompt-actions .btn-secondary{color:#3f635f;background:#dde6e4}.sign-in-prompt-actions .btn-secondary:hover{background:#c3d3d1}.section-assistant-main{flex-direction:column;min-width:0;height:100%;padding:0 20px;display:flex}.section-assistant-main .assistant-heading{margin:0 0 10px}.section-assistant-main .chat-message-list{flex:0 auto;min-height:80px;max-height:60vh}.section-assistant-main .assistant-empty-state{text-align:center;color:var(--muted);margin:20px 0}.assistant-ask-box{border:1.5px solid var(--accent);background:var(--surface);border-radius:16px;padding:14px 16px;transition:border-color .15s,box-shadow .15s}.assistant-ask-box:focus-within{box-shadow:0 0 0 4px var(--accent-bg)}.assistant-ask-label{color:var(--accent);letter-spacing:.04em;align-items:center;gap:10px;font-size:13px;font-weight:700;display:flex}.assistant-ask-rule{background:var(--accent);flex:1;height:1px}.assistant-ask-row{align-items:center;gap:12px;margin-top:10px;display:flex}.assistant-ask-input{min-width:0;color:var(--text-h);background:0 0;border:none;outline:none;flex:1;font-size:18px}.assistant-ask-input::placeholder{color:var(--muted);font-size:18px}.assistant-ask-button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:999px;flex:none;padding:10px 20px;font-weight:600}.assistant-ask-button:disabled{background:var(--border);color:var(--muted);cursor:not-allowed}.assistant-ask-button:not(:disabled):hover{background:var(--accent-hover)}.assistant-ask-caption{color:var(--muted);text-align:left;opacity:0;margin:8px 4px 0;font-size:12px;transition:opacity .2s,transform .2s;transform:translateY(4px)}.assistant-ask-caption.visible{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){.assistant-ask-caption{transition:none}}.section-view{height:90vh;display:flex}.section-content{flex-grow:0;flex-shrink:0;min-width:0;padding:20px;position:relative;overflow-y:auto}.section-topbar{z-index:3;background:var(--surface);flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:8px;padding:6px 0;display:flex;position:sticky;top:0}.section-list-toggle{border:1px solid var(--border);background:var(--surface);width:auto;height:auto;color:var(--text-h);cursor:pointer;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-size:16px;font-weight:600;display:flex}.section-list-toggle:hover{border-color:var(--accent-border)}.section-back-link{border:1px solid var(--border);background:var(--surface);color:var(--text-h);border-radius:6px;padding:6px 12px;font-weight:600;text-decoration:none}.section-back-link:hover{border-color:var(--accent-border);color:var(--accent)}.section-list-panel{z-index:4;background:var(--surface);border:1px solid var(--border);width:min(280px,100%);max-height:min(70vh,480px);box-shadow:var(--shadow);border-radius:8px;flex-direction:column;gap:4px;padding:8px;display:none;position:absolute;top:100%;left:0;overflow-y:auto}.section-list-panel.open{display:flex}.section-list-row{text-align:left;color:var(--text-h);font:inherit;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;padding:8px 10px}.section-list-row:hover{background:var(--accent-bg)}.section-list-row.active{background:var(--accent-bg);border-color:var(--accent);font-weight:600}.section-divider{cursor:col-resize;background:var(--border);flex:0 0 8px;position:relative}.section-divider:hover,.section-divider:focus-visible{background:var(--accent-border);outline:none}.section-divider:after{content:"";background:var(--muted);border-radius:2px;width:4px;height:32px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.section-chat{flex-grow:0;flex-shrink:0;min-width:0;position:relative;overflow-y:hidden}.section-nav{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.section-content>.section-nav:last-child{margin-top:20px;margin-bottom:0}.section-nav-btn{border:1px solid var(--border);background:var(--surface);color:var(--text-h);cursor:pointer;border-radius:8px;padding:8px 16px;font-weight:600}.section-nav-btn:disabled{color:var(--muted);cursor:not-allowed;opacity:.6}.section-nav-btn:not(:disabled):hover{border-color:var(--accent-border);color:var(--accent)}.section-nav-progress{color:var(--muted);white-space:nowrap;font-size:13px}.section-markdown{text-align:left}.section-markdown h1,.section-markdown h2,.section-markdown h3,.section-markdown h4,.section-markdown h5,.section-markdown h6{text-align:left;color:var(--text-h);font-family:var(--heading);font-weight:600;line-height:1.3}.section-markdown h1{margin:0 0 16px;font-size:30px}.section-markdown h2{margin:28px 0 12px;font-size:24px}.section-markdown h3{margin:24px 0 10px;font-size:20px}.section-markdown h4,.section-markdown h5,.section-markdown h6{margin:20px 0 8px;font-size:17px}.section-markdown h1:first-child,.section-markdown h2:first-child,.section-markdown h3:first-child{margin-top:0}.section-markdown p{text-align:left;margin:0 0 14px;line-height:1.7}.section-markdown ul,.section-markdown ol{text-align:left;margin:0 0 14px;padding-left:24px;line-height:1.7}.section-markdown li{margin-bottom:6px}.section-markdown li>ul,.section-markdown li>ol{margin-top:6px;margin-bottom:0}.section-markdown blockquote{border-left:4px solid var(--accent-border);background:var(--accent-bg);color:var(--muted);margin:16px 0;padding:6px 16px}.section-markdown blockquote p:last-child{margin-bottom:0}.section-markdown table{border-collapse:collapse;width:100%;margin:16px 0;font-size:15px}.section-markdown th,.section-markdown td{border:1px solid var(--border);text-align:left;padding:8px 12px}.section-markdown th{background:var(--code-bg);color:var(--text-h);font-weight:600}.section-markdown pre{background:var(--code-bg);border:1px solid var(--border);text-align:left;border-radius:8px;margin:16px 0;padding:14px;overflow-x:auto}.section-markdown pre code{background:0 0;border-radius:0;padding:0}.section-markdown a{color:var(--accent)}.section-markdown a:hover{color:var(--accent-hover)}.section-markdown img{border-radius:8px;max-width:100%}.section-markdown hr{border:none;border-top:1px solid var(--border);margin:24px 0}@media (width<=768px){.section-view{flex-direction:column;height:auto}.section-divider{display:none}.section-content{border-bottom:1px solid var(--border);max-height:60vh;flex-basis:auto!important}.section-chat{height:70vh;flex-basis:auto!important}}.agentic-group{border-bottom:1px solid var(--border);margin-bottom:24px;padding-bottom:20px}.agentic-group:last-child{border-bottom:none}.agentic-list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.agentic-list a{color:var(--accent);overflow-wrap:anywhere;font-weight:600}.agentic-list a:hover{color:var(--accent-hover)}.agentic-meta{color:var(--text);margin:4px 0 0;font-size:14px;line-height:1.5}.agentic-url{color:var(--muted);overflow-wrap:anywhere;margin:2px 0 0;font-size:13px}.nav-bar{box-sizing:border-box;background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;width:100%;padding:14px clamp(16px,5vw,32px);font-family:Inter,system-ui,sans-serif;display:flex}.nav-brand{color:var(--text-h);font-family:Space Grotesk,Inter,system-ui,sans-serif;font-size:18px;font-weight:600;text-decoration:none}.nav-brand-name{color:var(--text-h);font-family:Space Grotesk,Inter,system-ui,sans-serif;font-size:22px;font-weight:700}.nav-brand-tagline{color:var(--muted);font-size:15px;font-weight:600}.nav-links{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.nav-links a.nav-cta{background:var(--accent);color:var(--surface);border-radius:999px;padding:6px 14px}.nav-links a.nav-cta:hover{color:var(--surface);background:var(--accent-hover)}.nav-links a{color:var(--text);font-size:15px;font-weight:600;text-decoration:none}.nav-links a:hover{color:var(--accent)}.nav-link-button{color:var(--text);cursor:pointer;background:0 0;border:none;padding:0;font-family:inherit;font-size:15px;font-weight:600}.nav-link-button:hover{color:var(--accent)}.nav-links a:focus-visible,.nav-link-button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media (width<=640px){.nav-brand-tagline{display:none}}:root{--text:#52544a;--text-h:#2f322c;--bg:#f6f5ef;--surface:#fff;--muted:#6b6d61;--border:#e2e0d5;--code-bg:#eeece0;--accent:#4f7a78;--accent-hover:#3f635f;--accent-bg:#4f7a781a;--accent-border:#4f7a7859;--error:#9c4830;--error-bg:#f6e8e3;--social-bg:#eeece080;--shadow:#2f322c14 0 10px 15px -3px, #2f322c0d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:500 18px/155% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#a3a89b;--text-h:#eceae2;--bg:#1e211f;--surface:#262924;--muted:#8a8d80;--border:#383b34;--code-bg:#262924;--accent:#7fa3a0;--accent-hover:#92b3b0;--accent-bg:#7fa3a026;--accent-border:#7fa3a066;--error:#d98467;--error-bg:#3a2620;--social-bg:#26292480;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:600}h1{letter-spacing:normal;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:normal;margin:0 0 8px;font-size:24px;line-height:130%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}