:root{--blue:#273469;--blue2:#2365a6;--red:#c91d25;--ink:#213354;--muted:#637487;--line:#dfe7ef;--bg:#f3f6fa;--soft:#eaf2fa;--app-height:100dvh;color-scheme:light}
*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden}body{font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg);font-size:16px;line-height:1.5}button,input,textarea{font:inherit}button,summary{cursor:pointer}button{touch-action:manipulation}a{color:var(--blue2)}button:focus-visible,summary:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #d89228;outline-offset:3px}
.app{display:grid;grid-template-columns:204px minmax(0,1fr);height:var(--app-height);overflow:hidden}.side{background:white;border-right:1px solid var(--line);padding:24px 12px;display:flex;flex-direction:column;min-height:0}.brand{padding:0 8px 28px}.corporate-logo{display:block;width:172px;height:48px;object-fit:contain}.brandtext{font-size:14px;color:var(--muted);margin-top:14px}nav{display:grid;gap:6px}.navbtn{display:flex;align-items:center;gap:10px;text-align:left;border:0;border-radius:12px;padding:13px 12px;font-size:14px;color:var(--muted);background:transparent}.navbtn svg{width:20px;height:20px;flex-shrink:0}.navbtn.active{background:var(--soft);color:var(--blue);font-weight:700}.navbtn:hover{background:#f3f6fa}.sidefoot{margin-top:auto;padding:16px 8px 0;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.profile{display:flex;align-items:center;gap:9px;margin-bottom:8px}.profile strong{display:block;font-size:14px;color:var(--ink)}.profile small{font-size:12px}.avatar{width:32px;height:32px;background:var(--soft);border-radius:50%;display:grid;place-items:center;color:var(--blue)}
main{display:flex;flex-direction:column;min-width:0;min-height:0;padding:0 22px 20px;overflow:hidden}.top{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px;flex-shrink:0}.top h1{font-size:18px;margin:0}.mobile-logo{display:none}.demo-info{position:relative;font-size:13px;color:var(--muted)}.demo-info summary{padding:6px 10px;list-style:none;border:1px solid var(--line);border-radius:20px;white-space:nowrap}.demo-info p{position:absolute;z-index:20;right:0;top:28px;width:280px;background:white;padding:16px;border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 30px #21335420;font-size:14px;color:var(--ink)}
.view{display:none;min-height:0;overflow:auto}.view.active{display:block;flex:1}.view#assistant.active{display:flex;overflow:hidden}.chatgrid{display:grid;grid-template-columns:minmax(0,7fr) minmax(220px,3fr);gap:20px;width:100%;min-height:0}.chat{display:flex;flex-direction:column;background:white;border:1px solid var(--line);border-radius:18px;overflow:hidden;min-height:0;min-width:0}.chat-header{display:flex;align-items:center;gap:10px;padding:14px 20px;border-bottom:1px solid var(--line);flex-shrink:0}.chat-header img{width:46px;height:46px;object-fit:contain}.chat-header strong{display:block;font-size:18px}.chat-header span{display:block;font-size:13px;color:var(--muted)}.chat-header button{margin-left:auto;background:none;border:0;color:var(--blue2);font-size:14px;padding:10px 0 10px 10px}.messages{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:24px;display:flex;flex-direction:column;gap:18px;background:linear-gradient(#fafcff,#f5f8fc);scrollbar-width:thin}.msg{display:flex;gap:9px;align-items:flex-end}.msg.user{justify-content:flex-end}.chat-owl{width:30px;height:35px;object-fit:contain;flex-shrink:0;margin-bottom:3px}.bubble{background:white;border:1px solid #e6edf4;border-radius:16px 16px 16px 4px;padding:14px 16px;max-width:min(88%,620px);overflow-wrap:anywhere;min-width:0;font-size:16px;line-height:1.55}.bubble p{margin:0 0 10px}.bubble p:last-child{margin:0}.bubble ol,.bubble ul{margin:10px 0;padding-left:22px}.bubble li+li{margin-top:6px}.user .bubble{background:var(--blue);color:white;border:0;border-radius:16px 16px 4px 16px;max-width:85%}.bubble .mode-label{font-size:13px;color:var(--muted);margin-bottom:6px}.bubble .draft{white-space:pre-wrap;background:var(--soft);border-radius:10px;padding:12px}.quick{display:flex;gap:8px;overflow-x:auto;padding:12px 16px 0;flex-shrink:0;scrollbar-width:none}.quick .chip{white-space:nowrap}.chip{border:1px solid #cbd9e7;background:white;color:var(--blue);font-size:14px;border-radius:18px;padding:9px 12px;text-align:left;line-height:1.3}.chip:hover{background:var(--soft)}.answer-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}.answer-actions .chip{font-size:14px;padding:8px 10px}.composer{display:flex;align-items:flex-end;gap:10px;padding:12px 16px 16px;flex-shrink:0;background:white}.composer textarea{resize:none;flex:1;min-width:0;min-height:48px;max-height:112px;border:1px solid #c8d5e3;background:#f8fafc;border-radius:16px;padding:12px 14px;font-size:16px;line-height:22px;overflow-y:auto}.send{background:var(--red);color:white;border:0;border-radius:15px;width:46px;height:46px;font-size:24px;flex-shrink:0}.send:hover{background:#ad1720}.source{margin-top:12px;font-size:13px;color:var(--muted)}.source summary{color:var(--blue2);width:fit-content}.source p{margin:8px 0 0!important;font-size:13px}.source a{overflow-wrap:anywhere}.hint{font-size:13px;color:var(--muted)}.rail{overflow:auto;display:flex;flex-direction:column;gap:16px;min-width:0;scrollbar-width:thin}.panel{background:white;border:1px solid var(--line);border-radius:16px;padding:20px}.panel h2{font-size:16px;margin:0 0 12px}.bank{background:linear-gradient(145deg,#eaf3fb,#fafdff)}.bank h2{font-size:24px;line-height:1.25;letter-spacing:-.4px;margin:14px 0}.bank p{color:var(--muted);font-size:14px}.bank .answer-actions{display:grid}.eyebrow{font-size:12px;color:var(--blue2);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.linkbtn{padding:0;background:none;border:0;color:var(--blue2);font-size:14px;font-weight:700;margin-top:12px;text-align:left}.deadline{display:flex;gap:10px;align-items:center}.ring{height:48px;width:48px;border:5px solid var(--soft);border-top-color:var(--red);border-right-color:var(--red);border-radius:50%;display:grid;place-items:center;font-size:12px;flex-shrink:0}.deadline strong,.course-mini strong{font-size:14px;display:block}.deadline small,.course-mini small{color:var(--muted);font-size:13px}.progress{height:6px;background:var(--soft);border-radius:5px;margin-top:10px;overflow:hidden}.progress i{height:100%;display:block;background:var(--blue2)}.course-mini+.course-mini{border-top:1px solid var(--line);padding-top:12px;margin-top:12px}
.sectionhead{margin:14px 0 24px}.sectionhead h2{font-size:26px;margin:0}.sectionhead p{color:var(--muted);margin:8px 0}.courses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.course{padding:22px;background:white;border:1px solid var(--line);border-radius:16px}.course .tag{font-size:12px;background:var(--soft);padding:6px 8px;border-radius:6px}.course h3{font-size:18px}.course p{font-size:16px;color:var(--muted)}.course button,.primary-button{padding:12px 16px;border:0;border-radius:10px;background:var(--blue);color:white;font-size:14px}.course button{width:100%;margin-top:18px}.meta{display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;font-size:13px;color:var(--muted)}.notice{background:#fff1f2;border-left:3px solid var(--red);border-radius:6px;padding:16px;margin:20px 0;font-size:14px}.rec-list{display:grid;gap:12px}.recommend{background:white;padding:20px;border:1px solid var(--line);border-radius:16px;display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center}.recommend h3{font-size:17px;margin:0 0 5px}.recommend p{margin:0;color:var(--muted);font-size:14px}.recicon{width:44px;height:44px;background:var(--soft);border-radius:12px;display:grid;place-items:center}.recommend button{border:0;border-radius:10px;padding:10px;background:var(--blue);color:white}
.faq-toolbar{margin-bottom:18px}.faq-toolbar label{display:block;font-weight:700;margin-bottom:8px}.faq-search-row{display:flex;gap:10px}.faq-search-row input{min-width:0;flex:1;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:16px}.faq-filters{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.faq-filters [aria-pressed="true"]{background:var(--blue);color:white}.faq-results{display:grid;gap:12px}.faq-item{background:white;border:1px solid var(--line);border-radius:14px}.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:700;color:var(--blue);overflow-wrap:anywhere}.faq-item summary small{display:block;font-weight:400;color:var(--muted);margin:5px 0 0 18px}.faq-body{padding:0 20px 20px;max-width:880px}.faq-body h3{font-size:15px;margin:20px 0 6px}.faq-body p{margin:8px 0}.faq-body .source summary{padding:0;font-weight:400;font-size:14px}.faq-chat{display:flex;align-items:center;gap:16px;margin-top:20px}.faq-chat img{object-fit:contain}.faq-chat h3{margin:0}.faq-chat p{margin:5px 0;color:var(--muted)}.faq-chat .primary-button{margin-left:auto;flex-shrink:0}.faq-empty{padding:24px;background:white;border:1px solid var(--line);border-radius:14px}
.catalog-toolbar{margin-bottom:18px}.catalog-toolbar>label{display:block;font-weight:700;margin-bottom:8px}.catalog-results{display:grid;gap:12px}.catalog-section{background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden}.catalog-section summary{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px;padding:16px 20px;cursor:pointer;list-style:none}.catalog-section summary::-webkit-details-marker{display:none}.catalog-section summary:hover{background:#f8fbfe}.catalog-section summary strong{display:block;font-size:17px;color:var(--blue)}.catalog-section summary small{display:block;margin-top:4px;font-size:13px;color:var(--muted)}.catalog-section[open] summary{border-bottom:1px solid var(--line);background:#f8fbfe}.section-count{display:flex;align-items:center;gap:12px;color:var(--muted);font-weight:700;white-space:nowrap}.section-count span{font-size:20px;color:var(--blue2);transition:transform .18s ease}.catalog-section[open] .section-count span{transform:rotate(180deg)}.catalog-section-body{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:14px;background:#f5f8fc}.catalog-card{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0;background:white;border:1px solid var(--line);border-radius:12px;padding:14px 16px}.catalog-card>div{min-width:0}.catalog-card h3{font-size:16px;line-height:1.35;margin:0 0 6px;overflow-wrap:anywhere}.catalog-card p{font-size:13px;color:var(--muted);margin:0}.catalog-card .linkbtn{margin:0;flex-shrink:0}.required-text{color:#946200}
@media(min-width:1500px){.app{grid-template-columns:220px minmax(0,1fr)}main{padding-right:32px;padding-left:32px}.chatgrid{gap:24px}.messages{padding:30px}.bubble{max-width:min(86%,720px)}}
@media(max-width:1100px){.app{grid-template-columns:180px minmax(0,1fr)}.corporate-logo{width:154px}.brandtext{font-size:13px}main{padding:0 14px 14px}.chatgrid{grid-template-columns:minmax(0,7fr) minmax(195px,3fr);gap:14px}.panel{padding:16px}.courses{grid-template-columns:1fr 1fr}.catalog-section-body{grid-template-columns:1fr}}
@media(max-width:900px){.rail{display:none}.chatgrid{grid-template-columns:1fr}.bubble{max-width:88%}}
@media(max-width:720px){.app{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto}.side{grid-row:2;padding:5px 6px calc(5px + env(safe-area-inset-bottom));border:0;border-top:1px solid var(--line);position:static;height:auto;min-height:0}.side .brand,.side .sidefoot{display:none}.side nav{grid-template-columns:repeat(4,minmax(0,1fr));gap:3px}.navbtn{display:flex;flex-direction:column;justify-content:center;gap:3px;padding:7px 2px;min-height:52px;font-size:12px;line-height:1.15;text-align:center;overflow-wrap:anywhere}.navbtn svg{height:18px;width:18px}.navbtn[data-view="recommendations"]{font-size:12px}.mobile-logo{display:block;width:118px;height:34px;object-fit:contain}.top{min-height:48px;padding:4px 12px}.top h1{font-size:16px}.top h1:not(:only-child){display:none}.demo-info{font-size:12px}.demo-info p{right:0;max-width:calc(100vw - 32px)}main{grid-row:1;padding:0;min-height:0}.view:not(#assistant){padding:0 14px 20px}.chatgrid{gap:0}.chat{border-radius:0;border-left:0;border-right:0}.chat-header{padding:9px 12px;gap:8px;min-height:62px}.chat-header img{height:38px;width:38px}.chat-header strong{font-size:17px}.chat-header span{font-size:12px}.chat-header button{font-size:13px;padding:8px}.messages{padding:16px 12px;gap:14px}.chat-owl{display:none}.bubble{max-width:91%;font-size:16px;padding:12px 14px}.quick{padding:9px 12px 0;gap:6px}.quick .chip{font-size:13px;padding:8px 10px}.composer{padding:10px 12px 12px;gap:8px}.composer textarea{padding:12px;min-height:46px}.send{width:44px;height:46px}.courses{grid-template-columns:1fr}.catalog-section summary{min-height:64px;padding:14px 16px}.catalog-section summary strong{font-size:16px}.catalog-section-body{padding:10px}.catalog-card{align-items:flex-start;flex-direction:column;gap:8px;padding:13px}.catalog-card .linkbtn{padding:4px 0}.recommend{grid-template-columns:36px 1fr}.recommend button{grid-column:2;justify-self:start}.sectionhead h2{font-size:23px}.faq-chat{flex-wrap:wrap}.faq-chat>div{flex:1;min-width:180px}.faq-chat .primary-button{width:100%;margin:0}.faq-item summary{padding:16px}.faq-body{padding:0 16px 16px}.faq-filters .chip{font-size:13px}.keyboard-open .side,.keyboard-open .top{display:none}.keyboard-open .app{grid-template-rows:minmax(0,1fr)}.keyboard-open .quick{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.composer{flex-wrap:wrap}.voice-input{display:grid;place-items:center;width:46px;height:46px;flex-shrink:0;border:1px solid #c8d5e3;border-radius:15px;background:white;color:var(--blue);transition:.18s ease}.voice-input svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.voice-input:hover{background:var(--soft)}.voice-input.listening{border-color:var(--red);background:#fff1f2;color:var(--red);animation:voice-pulse 1.35s ease-in-out infinite}.voice-status{flex-basis:100%;margin:0 2px;color:var(--muted);font-size:13px;line-height:1.35}.voice-status:empty{display:none}@keyframes voice-pulse{50%{box-shadow:0 0 0 5px rgba(210,31,42,.13)}}
@media(max-width:720px){.voice-input{width:44px;height:46px}}
@media(prefers-reduced-motion:reduce){.voice-input.listening{animation:none}}