.vl-app{--vl-accent:#5925ad;--vl-border:#e3e5eb;color:#222630;letter-spacing:0;background:#fff;flex-direction:column;height:100%;min-height:0;max-height:100%;font-size:14px;display:flex;position:relative;overflow:hidden}.vl-app *{box-sizing:border-box;letter-spacing:0}.vl-app button,.vl-app a,.vl-launcher{cursor:pointer}.vl-app button:disabled{opacity:.45;cursor:not-allowed}.vl-app button:focus-visible,.vl-app a:focus-visible,.vl-app input:not(.vc-search-input):focus-visible,.vl-app textarea:focus-visible,.vl-app select:focus-visible{outline-offset:2px;outline:2px solid #8052c8}.vl-app button{justify-content:center;align-items:center;gap:7px;display:inline-flex}.vl-app svg{flex-shrink:0}.vl-app input:not(.vc-search-input),.vl-app select,.vl-app textarea{font:inherit;color:#222630;border:1px solid var(--vl-border);background:#fff;border-radius:6px;min-width:0;padding:8px}.vl-header{border-bottom:1px solid var(--vl-border);flex-shrink:0;align-items:center;gap:12px;min-height:46px;padding:8px 16px;display:flex}.vl-heading{white-space:nowrap;flex:none;min-width:0}.vl-heading h1{white-space:nowrap;margin:1px 0 0;font-size:18px;font-weight:700;line-height:1.2}.vl-eyebrow{color:#7b7589;letter-spacing:.04em;font-size:9.5px;font-weight:700}.vl-icon{color:#746784;border-radius:6px;flex-shrink:0;width:32px;height:32px}.vl-icon:hover{background:#f4f0fa}.vl-body{flex:1;min-height:0;display:flex;overflow:hidden}.vl-history{border-right:1px solid var(--vl-border);background:#faf9fc;flex-direction:column;flex-shrink:0;gap:12px;width:220px;height:100%;padding:14px 10px;display:flex;overflow:hidden}.vl-side-title{justify-content:space-between;align-items:center;padding-left:8px;font-size:13px;font-weight:650;display:flex}.vl-new{border:1px solid var(--vl-border);height:34px;color:var(--vl-accent);background:#fff;border-radius:6px;font-size:12.5px}.vl-history-list{flex:1;min-height:0;overflow-y:auto}.vl-history-list>div{border-radius:6px;align-items:center;margin-bottom:4px;display:flex}.vl-history-list>div.active{color:#532493;background:#eee7f8}.vl-history-list>div>button:first-child{text-align:left;white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;padding:9px 8px;font-size:12px;display:block;overflow:hidden}.vl-history-list>div>button:last-child{color:#85808d;flex-shrink:0;width:28px;height:28px}.vl-progress-link{color:#5925ad;background:#f3eefa;border:1px solid #e2d7f4;border-radius:6px;flex-shrink:0;justify-content:space-between;align-items:center;margin-top:auto;margin-bottom:24px;padding:6px 10px;font-size:11.5px;font-weight:600;text-decoration:none;display:flex}.vl-main{flex-direction:column;flex:1;min-width:0;min-height:0;display:flex;overflow:hidden}.vl-context{border-bottom:1px solid var(--vl-border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:10px 16px;display:flex}.vl-session-title{flex:1;align-items:center;gap:10px;min-width:0;display:flex}.vl-session-title strong{white-space:nowrap;text-overflow:ellipsis;max-width:350px;font-size:13px;overflow:hidden}.vl-session-title form{gap:8px;display:flex}.vl-topic{gap:5px;min-width:0;display:flex}.vl-topic input{width:120px;font-size:12px}.vl-topic select{max-width:220px;font-size:12px}.vl-workspace{flex:1;grid-template-columns:minmax(0,1fr) minmax(320px,1fr);min-height:0;display:grid;overflow:hidden}.vl-panel-heading{border-bottom:1px solid var(--vl-border);justify-content:space-between;align-items:center;gap:8px;height:42px;padding:8px 16px;font-size:12px;font-weight:600;display:flex}.vl-panel-heading>span{align-items:center;gap:7px;display:flex}.vl-state{color:#167761;text-transform:capitalize;font-size:11px;font-weight:500}.vl-visual{border-right:1px solid var(--vl-border);background:#f7f8fa;flex-direction:column;min-width:0;min-height:0;display:flex;overflow:hidden}.vl-empty-image{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:14px;padding:24px 15px;display:flex}.vl-empty-image h2{margin:0;font-size:18px;font-weight:600}.vl-image-outline{color:#867099;background:#fff;border:1px dashed #aba4b7;border-radius:8px;place-items:center;width:120px;height:110px;display:grid}.vl-primary{color:#fff;background:var(--vl-accent);border-radius:6px;padding:9px 15px;font-weight:600}.vl-muted{color:#8a8791;font-size:12px}.vl-conversation{background:#fff;flex-direction:column;flex:1;min-width:0;height:100%;min-height:0;display:flex;overflow:hidden}.vl-messages{overscroll-behavior:contain;flex:1;min-height:0;padding:16px 20px;overflow-y:auto}.vl-start{max-width:720px;padding:10px 0}.vl-start h2{color:#1e1435;margin:0 0 8px;font-size:20px;font-weight:700}.vl-start-actions button{text-align:left;color:#453d52;background:#faf8fd;border:1px solid #ebe5f5;border-radius:8px;justify-content:space-between;padding:10px 14px}.vl-turn{margin-bottom:14px}.vl-user-message{overflow-wrap:anywhere;background:#f4f0fa;border-radius:8px;margin-bottom:10px;padding:10px 14px}.vl-user-message>span,.vl-assistant-message>span{color:#84788d;margin-bottom:5px;font-size:10px;font-weight:650;display:block}.vl-user-message p{white-space:pre-wrap;margin:0}.vl-assistant-message{overflow-wrap:anywhere;min-width:0;line-height:1.6}.vl-assistant-message .prose{font-size:14px}.vl-assistant-message img{display:none}.vl-assistant-message .katex-display{max-width:100%;padding:4px 0;overflow:auto}.vl-confirm,.vl-retry{color:var(--vl-accent);border:1px solid #dbc9f0;border-radius:5px;margin-top:6px;padding:5px 9px}.vl-sources{color:#665c77;margin-top:10px;font-size:12px}.vl-sources a{padding:4px 0;text-decoration:underline;display:block}.vl-feedback{border-top:1px solid var(--vl-border);flex-wrap:wrap;gap:6px;margin:12px 0;padding-top:10px;display:flex}.vl-feedback>span{color:#88828d;width:100%;font-size:11px}.vl-feedback button{border:1px solid var(--vl-border);border-radius:5px;padding:4px 8px;font-size:11.5px}.vl-next-actions{flex-wrap:wrap;gap:6px;margin-top:6px;display:flex}.vl-next-actions button{color:var(--vl-accent);padding:5px 8px;font-size:11px}.vl-working,.vl-evidence{color:#258169;align-items:center;gap:8px;padding:8px 0;font-size:12px;display:flex}.vl-intents{gap:2px;margin-bottom:6px;display:flex}.vl-intents button{color:#7c7485;border-radius:5px;padding:4px 10px;font-size:12px}.vl-intents button[aria-pressed=true]{color:#5925ad;background:#eee6f8;font-weight:650}.vl-composer textarea{resize:none;border:1.5px solid #d4cde2;border-radius:8px;width:100%;height:38px;min-height:38px;max-height:80px;padding:8px 12px;font-size:13px}.vl-compose-bottom{color:#88818d;align-items:center;gap:8px;font-size:11px;display:flex}.vl-compose-bottom label{align-items:center;gap:5px;display:flex}.vl-send{background:var(--vl-accent);color:#fff;border-radius:6px;width:32px;height:32px;margin-left:auto}.vl-problems{border-bottom:1px solid var(--vl-border);flex-shrink:0;gap:5px;padding:6px 14px;display:flex;overflow-x:auto}.vl-problems button{white-space:nowrap;border-radius:4px;padding:4px 8px;font-size:11px}.vl-problems button[aria-pressed=true]{color:#226d54;background:#eaf6f0}.vl-canvas{flex-direction:column;flex:1;min-height:0;display:flex}.vl-tools{border-bottom:1px solid var(--vl-border);background:#fff;flex-wrap:wrap;align-items:center;gap:2px;padding:7px 10px;display:flex}.vl-tools button,.vl-tools a{color:#676371;border-radius:4px;place-items:center;width:28px;height:28px;display:grid}.vl-tools button[aria-pressed=true]{color:#5925ad;background:#e8def3}.vl-tools output{text-align:center;width:40px;font-size:11px}.vl-viewport{touch-action:none;flex:1;justify-content:center;align-items:center;min-height:180px;display:flex;position:relative;overflow:hidden}.vl-image-stage{transform-origin:50%;flex-shrink:0;width:80%;position:relative}.vl-image-stage>img{object-fit:fill;pointer-events:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block}.vl-region{pointer-events:none;background:#1db39c20;border:2px solid #0a937b;position:absolute}.vl-region span{color:#fff;background:#0a937b;padding:0 3px;font-size:11px;line-height:17px;position:absolute;top:-19px;left:0}.vl-annotations{border-top:1px solid var(--vl-border);background:#fff;flex-wrap:wrap;gap:5px;max-height:90px;padding:8px;font-size:11px;display:flex;overflow-y:auto}.vl-annotations label{color:#817689;align-items:center;gap:7px;width:100%;display:flex}.vl-annotations select{max-width:170px;padding:4px;font-size:11px}.vl-annotations button{color:#197c61;background:#e7f5ef;border-radius:4px;padding:4px 7px}.vl-asset-list{background:#fff;gap:6px;padding:8px 10px;display:flex;overflow-x:auto}.vl-asset-list button{white-space:nowrap;padding:3px 6px;font-size:11px}.vl-asset-list button[aria-pressed=true]{background:#eee7f8;border-radius:4px}.vl-attachment{color:#287558;background:#eaf6f0;justify-content:space-between;padding:6px 12px;font-size:12px;display:flex}.vl-error{color:#a63d30;background:#fff0ed;flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 16px;font-size:12.5px;display:flex}.vl-login,.vl-loading{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:300px;padding:24px;display:flex}.vl-login h2{font-size:20px;font-weight:650}.vl-login a{color:#fff;background:#5925ad;border-radius:6px;padding:8px 20px}.vl-mobile-tabs{display:none}.vl-launcher{z-index:55;color:#fff;background:#5925ad;border:1px solid #ffffff40;border-radius:8px;align-items:center;gap:10px;padding:12px 16px;font-size:13px;font-weight:600;display:flex;position:fixed;bottom:24px;right:24px;box-shadow:0 5px 20px #36204b33}.vl-drawer-overlay{z-index:70;background:#15112230;position:fixed;inset:0}.vl-drawer{z-index:71;background:#fff;border:1px solid #e5deed;border-radius:16px;flex-direction:column;width:min(720px,100vw - 36px);height:min(820px,100dvh - 36px);display:flex;position:fixed;bottom:18px;right:18px;overflow:hidden;box-shadow:0 16px 60px #231b3938}.vl-compact.vl-app{height:100%;min-height:0}.vl-compact .vl-header{gap:8px;padding:8px 12px}.vl-compact .vl-heading h1{font-size:16px}.vl-compact .vl-eyebrow{display:none}.vl-compact .vl-header>.vl-icon:last-child{margin-right:0}.vl-compact .vl-workspace{grid-template-columns:minmax(0,1fr)}.vl-compact .vl-visual,.vl-compact .vl-conversation{display:none}.vl-compact .vl-selected,.vl-compact .vl-mobile-tabs{display:flex}.vl-compact .vl-history{z-index:3;position:absolute;top:50px;bottom:0;left:0;box-shadow:5px 0 20px #0001}.vl-compact .vl-context{padding:8px 14px}.vl-compact .vl-topic input{display:none}.vl-compact .vl-topic select{max-width:210px}.vl-mobile-tabs{border-bottom:1px solid var(--vl-border);gap:16px;padding:0 14px}.vl-mobile-tabs button{color:#777080;border-bottom:2px solid #0000;padding:8px 4px;font-size:12px}.vl-mobile-tabs button[aria-pressed=true]{color:#5925ad;border-color:#5925ad}.vl-delete{z-index:5;background:#20132b55;place-items:center;padding:20px;display:grid;position:absolute;inset:0}.vl-delete>div{background:#fff;border-radius:8px;max-width:360px;padding:20px}.vl-delete h2{font-size:18px}.vl-delete p{margin:12px 0}.vl-delete button{border:1px solid #ddd;border-radius:5px;margin-right:8px;padding:7px 12px}.vl-danger{color:#bd3c36}.vl-choices{flex-direction:column;gap:5px;margin-bottom:6px;display:flex}.vl-choices button{text-align:left;border:1px solid var(--vl-border);border-radius:5px;justify-content:flex-start;padding:6px 10px;font-size:12px}@media (max-width:1100px){.vl-history{width:180px}.vl-context{gap:8px}.vl-topic input{display:none}.vl-session-title strong{max-width:220px}.vl-messages{padding:14px}.vl-heading h1{font-size:17px}}@media (max-width:850px){.vl-app{height:100%;min-height:0;max-height:100%}.vl-workspace{grid-template-columns:minmax(0,1fr)}.vl-visual,.vl-conversation{display:none}.vl-selected,.vl-mobile-tabs{display:flex}.vl-history{z-index:3;width:220px;position:absolute;top:60px;bottom:0;left:0;box-shadow:5px 0 20px #0001}.vl-header{gap:6px;padding:8px 10px}.vl-heading h1{font-size:16px}.vl-context{padding:8px 12px}.vl-launcher{right:16px;bottom:calc(16px + env(safe-area-inset-bottom));padding:12px}.vl-launcher span{display:none}.vl-topic select{max-width:180px}.vl-session-title strong{max-width:190px}.vl-drawer{width:calc(100vw - 16px);height:calc(100dvh - 16px);inset:8px}.vl-composer{padding-bottom:max(6px,env(safe-area-inset-bottom))}}@media (prefers-reduced-motion:reduce){.vl-app *{scroll-behavior:auto!important;animation:none!important}}.vl-workspace.vl-chat-only{grid-template-columns:minmax(0,1fr)}.vl-course-context{flex-wrap:wrap;gap:6px;min-width:0;display:flex}.vl-course-context select{flex:130px;min-width:0;max-width:210px}.vl-context:has(.vl-course-context){flex-wrap:wrap}.vl-course-context{width:100%}.vl-chat-only .vl-conversation{width:100%;min-width:0;display:flex}.vl-chat-only .vl-messages{padding:24px max(20px,50% - 450px)}.vl-chat-image{max-width:560px;margin:12px 0;display:block}.vl-chat-image img{object-fit:contain;border:1px solid var(--vl-border);background:#fff;border-radius:6px;width:auto;max-width:100%;height:auto;max-height:400px;display:block}.vl-response-image{margin:16px 0}.vl-response-image figcaption{color:#647067;font-size:12px}.vl-attachment{align-items:center;gap:10px;display:flex}.vl-attachment 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36px #5925ad29,0 4px 12px #0000000f}.vl-drop-icon-wrapper{background:linear-gradient(135deg,#ede7f9 0%,#dbcbfa 100%);border:2px solid #8052c8;border-radius:50%;justify-content:center;align-items:center;width:76px;height:76px;margin-bottom:16px;animation:1.4s ease-in-out infinite alternate vl-drop-pulse;display:flex;box-shadow:0 6px 20px #8052c847}@keyframes vl-drop-pulse{0%,to{border-color:#8b5cf6;transform:scale(1);box-shadow:0 10px 40px #8b5cf640}50%{border-color:#a78bfa;transform:scale(1.02);box-shadow:0 14px 50px #8b5cf666}}.vl-drop-icon{color:#5925ad}.vl-drop-card h3{color:#241242;letter-spacing:-.02em;margin:0 0 6px;font-size:19px;font-weight:750}.vl-drop-card p{color:#635874;margin:0 0 14px;font-size:13px;line-height:1.5}.vl-drop-badge{color:#5925ad;text-transform:uppercase;letter-spacing:.04em;background:#f1ebf9;border:1px solid #d8c9f0;border-radius:9999px;padding:4px 14px;font-size:11px;font-weight:700}.vl-history{border-right:1px solid 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button{text-align:left;color:#635d72;cursor:pointer;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;backface-visibility:hidden;background:#fff;border:1.5px solid #ece7f5;border-radius:12px;justify-content:space-between;align-items:center;padding:13px 18px;transition:transform .2s cubic-bezier(.16,1,.3,1),box-shadow .2s,border-color .2s,background .2s;animation:.28s cubic-bezier(.16,1,.3,1) both vl-card-entrance;display:flex;position:relative;transform:translateZ(0);box-shadow:0 2px 6px #5925ad08}.vl-start-actions button:first-child{animation-delay:30ms}.vl-start-actions button:nth-child(2){animation-delay:60ms}.vl-start-actions button:nth-child(3){animation-delay:90ms}.vl-start-actions button:nth-child(4){animation-delay:.12s}.vl-start-actions button:hover{background:#faf7fd;border-color:#bb9ee8;transform:translate(4px)translateY(-1px);box-shadow:0 8px 20px #5925ad17}.vl-start-actions 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