/*
 * Scoped Ask CDU reference styling extracted/adapted from examples/page-004,
 * page-007, page-012 and examples/styles.css.
 * The real theme is ~748 KB and would alter the whole AskNode page if imported.
 * This stylesheet is intentionally restricted to the source-article preview.
 */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600;700;800&family=Raleway:wght@500;600;700;800&display=swap');

.cdu-page{
  --ask-purple:#211545;
  --ask-teal:#007a87;
  --ask-link:#056571;
  --ask-pale:#f2f7f8;
  --ask-ink:#1a1a1a;
  --ask-border:#d9e1e5;
  margin:0;
  min-width:0;
  min-height:480px;
  border:0;
  box-shadow:none;
  font-family:'Open Sans',Arial,Helvetica,sans-serif;
  color:var(--ask-ink);
  line-height:1.6;
  background:#fff;
  display:flex;
  flex-direction:column;
  overflow:hidden;
}
.cdu-page .cdu-masthead{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  min-height:58px;
  background:#fff;
  border-bottom:1px solid #edf0f2;
  padding:7px 14px;
}
.cdu-page .cdu-identity{display:flex;align-items:center;gap:0;min-width:96px;flex-shrink:0}
.cdu-page .cdu-identity img{display:block;width:96px;max-width:100%;height:auto}
.cdu-page .cdu-main-menu{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:13px;color:var(--ask-purple);font-size:10px;font-weight:700;line-height:1.4}
.cdu-page .cdu-main-menu span{white-space:nowrap}
.cdu-page .cdu-menu{display:none;color:var(--ask-purple);font-size:11px;font-weight:750;white-space:nowrap}
.cdu-page .cdu-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-width:0;
  gap:12px;
  background:var(--ask-teal);
  color:#fff;
  padding:0 22px;
  min-height:48px;
  font-family:'Open Sans',Arial,sans-serif;
}
.cdu-page .cdu-nav-brand{display:flex;align-items:center;min-width:0}
.cdu-page .cdu-nav-brand strong{font-size:17px;font-weight:650;white-space:nowrap;color:#fff}
.cdu-page .cdu-nav-links{display:flex;align-items:center;justify-content:flex-end;gap:16px;min-width:0;font-size:11px;color:#fff;font-weight:600}
.cdu-page .cdu-nav-links span{white-space:nowrap;opacity:.95}
.cdu-page .article-shell{flex:1;display:flex;flex-direction:column;min-height:0;background:#fff}
.cdu-page .cdu-breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:7px;
  padding:18px 24px 0;
  color:#687680;
  font-size:10px;
}
.cdu-page .cdu-breadcrumb .current{color:var(--ask-link);font-weight:700}
.cdu-page .article-meta{padding:15px 24px 17px;border-bottom:1px solid var(--ask-border)}
.cdu-page .article-origin{
  display:block;
  font-size:9px;
  font-weight:800;
  text-transform:uppercase;
  color:var(--ask-teal);
  letter-spacing:.09em;
  margin:0 0 8px;
}
.cdu-page .article-meta h3{
  font:750 clamp(17px,2.3vw,23px)/1.33 'Raleway','Open Sans',Arial,sans-serif;
  color:var(--ask-purple);
  letter-spacing:-.02em;
  margin:0 0 10px;
  overflow-wrap:anywhere;
}
.cdu-page .article-date{font:11px/1.6 'Open Sans',Arial,sans-serif;color:#606d76;margin:0}
.cdu-page .source-controls{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.cdu-page .source-controls button{
  background:#fff;
  color:var(--ask-link);
  border:1px solid #bdcfd1;
  border-radius:2px;
  padding:7px 10px;
  font:600 10px/1.4 'Open Sans',Arial,sans-serif;
  max-width:235px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.cdu-page .source-controls button[aria-pressed="true"]{color:#fff;border-color:var(--ask-teal);background:var(--ask-teal)}
.cdu-page .source-scroll{
  flex:1;
  min-height:165px;
  max-height:350px;
  overflow-y:auto;
  background:#fff;
  padding:18px 24px 23px;
  overscroll-behavior-y:contain;
}
.cdu-page .source-body,
.cdu-page .source-empty{
  overflow-wrap:anywhere;
  color:#333;
  font:12px/1.55 'Open Sans',Arial,Helvetica,sans-serif;
}
.cdu-page .source-body{
  white-space:pre-line;
}
.cdu-page .source-empty{
  white-space:normal;
}
.cdu-page .source-body mark{
  background:#fff1a8;
  box-shadow:0 0 0 2px #fff1a8;
  border-radius:2px;
  color:inherit;
}
.cdu-page .source-body mark.active-evidence{
  background:#ffe47e;
  box-shadow:0 0 0 3px #ffe47e;
}
.cdu-page .source-empty strong{font-weight:700;color:var(--ask-purple)}
.cdu-page .source-empty p{margin:0 0 6px}
.cdu-page .source-empty p:last-child{margin-bottom:0}
.cdu-page .source-empty .example-note{font-size:10px;color:#788690}
.cdu-page .evidence-label{color:var(--ask-purple);font-size:10px;letter-spacing:.05em}
.cdu-page .source-footer{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:9px;
  background:#f8fbfc;
  padding:12px 24px;
  border-top:1px solid var(--ask-border);
}
.cdu-page .source-footer span{font-size:10px;color:#64747b}
.cdu-page .source-footer a{color:var(--ask-link);font-size:11px;font-weight:750;text-decoration:underline;text-underline-offset:3px}
.cdu-page .cdu-page-footer{
  flex-shrink:0;
  color:#718189;
  background:var(--ask-pale);
  font:10px/1.4 'Open Sans',Arial,sans-serif;
  text-align:center;
  padding:10px 14px;
  border-top:1px solid #e0e9eb;
}
@media(max-width:1120px){
  .cdu-page .cdu-masthead{min-height:54px;padding:6px 11px}
  .cdu-page .cdu-identity{min-width:83px}
  .cdu-page .cdu-identity img{width:83px}
  .cdu-page .cdu-main-menu{gap:8px;font-size:9px}
  .cdu-page .cdu-nav{min-height:46px;padding:0 12px}
  .cdu-page .cdu-nav-links{gap:10px;font-size:10px}
  .cdu-page .cdu-breadcrumb{padding:15px 16px 0}
  .cdu-page .article-meta{padding:13px 16px 15px}
  .cdu-page .source-scroll{padding:16px;max-height:315px}
  .cdu-page .source-footer{padding:11px 16px}
}
@media(max-width:600px){
  .cdu-page .cdu-main-menu{display:none}
  .cdu-page .cdu-menu{display:block}
  .cdu-page .cdu-nav{min-height:44px}
  .cdu-page .cdu-nav-brand strong{font-size:15px}
  .cdu-page .cdu-nav-links{gap:10px;font-size:9px}
  .cdu-page .cdu-nav-links span:nth-child(n+2){display:none}
  .cdu-page .article-meta h3{font-size:19px}
}

/* Fanned evidence-card deck for the grounded chat, without tab-style source lists. */
.source-panel{background:#edf3f5}
.source-panel .evidence-intro{padding:21px 24px 14px;background:#edf3f5;color:#211545}
.source-panel .evidence-intro-eyebrow{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#007a87;font-weight:800;margin-bottom:7px}
.source-panel .evidence-intro h3{font:750 clamp(21px,2.5vw,29px)/1.24 'Raleway','Open Sans',Arial,sans-serif;letter-spacing:-.035em;margin:0 0 7px;color:#211545}
.source-panel .evidence-intro p{font-size:12px;line-height:1.5;color:#536877;margin:0;min-height:35px}
.source-panel .evidence-deck-nav{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:11px;color:#45606b;font-size:11px;font-weight:750}
.source-panel .evidence-deck-actions{display:flex;gap:7px}
.source-panel .evidence-deck-actions button{width:33px;height:29px;border:1px solid #a7cdd1;border-radius:8px;background:#fff;color:#006a77;font-size:18px;cursor:pointer}
.source-panel .evidence-deck-actions button:hover:not(:disabled){background:#d6f1f4}
.source-panel .evidence-deck-actions button:disabled{opacity:.4;cursor:default}
.source-panel .evidence-deck{flex:1;position:relative;min-width:0;min-height:570px;margin:0 12px 18px;padding:16px 62px 20px 8px;isolation:isolate}
.source-panel .evidence-back-cards{position:absolute;inset:0;pointer-events:none}
.source-panel .evidence-back-card{position:absolute;display:flex;flex-direction:column;gap:12px;top:16px;left:8px;right:62px;bottom:20px;padding:19px 20px;text-align:left;min-width:0;border:1px solid #a8c7d1;border-radius:9px;background:#e0f0f2;box-shadow:0 10px 21px #152f462b;overflow:hidden;pointer-events:auto;cursor:pointer;transform-origin:25% 18%;transition:filter .25s ease}
.source-panel .evidence-back-card:hover,.source-panel .evidence-back-card:focus-visible{filter:brightness(.96);outline:2px solid #007a87;outline-offset:1px}
.source-panel .evidence-back-card[data-layer="1"]{z-index:4;transform:translate(19px,-8px) rotate(2.7deg);background:#e4f1f5}
.source-panel .evidence-back-card[data-layer="2"]{z-index:3;transform:translate(38px,6px) rotate(5deg);background:#d3e8ee}
.source-panel .evidence-back-card[data-layer="3"]{z-index:2;transform:translate(56px,16px) rotate(6.8deg);background:#c4dfe6}
.source-panel .evidence-back-brand{font-size:10px;font-weight:850;letter-spacing:.04em;text-transform:uppercase;color:#007481}
.source-panel .evidence-back-title{color:#1d2546;font-size:17px;line-height:1.3;max-width:90%;overflow-wrap:anywhere}
.source-panel .evidence-back-excerpt{font-size:12px;line-height:1.65;color:#4e6a74;overflow-wrap:anywhere}
.source-panel .evidence-back-tab{position:absolute;right:3px;top:64px;writing-mode:vertical-rl;font-size:12px;font-weight:900;letter-spacing:.15em;color:#007481}
.source-panel .evidence-deck>.cdu-page{position:relative;z-index:5;min-width:0;width:100%;min-height:535px;margin:0;border:1px solid #c9dbe0;border-radius:9px;box-shadow:0 15px 35px #19304b38;overflow:hidden}
.source-panel .evidence-front-page.is-turning{animation:evidence-card-arrive .66s cubic-bezier(.18,.73,.3,1) both}
@keyframes evidence-card-arrive{from{opacity:.68;transform:perspective(900px) translateX(20px) rotateY(-12deg) rotate(1deg)}to{opacity:1;transform:perspective(900px) translateX(0) rotateY(0) rotate(0)}}
.source-panel .evidence-deck .browser-bar{min-height:40px;flex-shrink:0;height:auto}
.source-panel .evidence-deck .cdu-page .article-meta{padding-top:12px;padding-bottom:12px}
.source-panel .evidence-deck .cdu-page .source-scroll{max-height:320px;min-height:170px}
.source-panel .evidence-deck .cdu-page .source-footer{padding-top:10px;padding-bottom:10px}
@media(max-width:1020px){
 .source-panel .evidence-intro{padding:18px 16px 10px}
 .source-panel .evidence-deck{margin:0 8px 15px;padding:13px 45px 18px 5px;min-height:535px}
 .source-panel .evidence-back-card{top:13px;left:5px;right:45px;bottom:18px;padding:15px}
 .source-panel .evidence-back-card[data-layer="1"]{transform:translate(13px,-7px) rotate(2.5deg)}
 .source-panel .evidence-back-card[data-layer="2"]{transform:translate(27px,5px) rotate(4.8deg)}
 .source-panel .evidence-back-card[data-layer="3"]{transform:translate(39px,12px) rotate(6deg)}
 .source-panel .evidence-deck>.cdu-page{min-height:500px}
}
@media(max-width:520px){
 .source-panel .evidence-deck{margin:0 8px 12px;padding:12px 31px 14px 3px;min-height:480px}
 .source-panel .evidence-back-card{top:12px;left:3px;right:31px;bottom:14px;padding:12px}
 .source-panel .evidence-back-card[data-layer="1"]{transform:translate(9px,-4px) rotate(2deg)}
 .source-panel .evidence-back-card[data-layer="2"]{transform:translate(18px,5px) rotate(3.5deg)}
 .source-panel .evidence-back-card[data-layer="3"]{transform:translate(27px,9px) rotate(4.7deg)}
 .source-panel .evidence-deck>.cdu-page{min-height:450px}
 .source-panel .evidence-intro h3{font-size:22px}
 .source-panel .evidence-back-title{font-size:13px}
}
@media(prefers-reduced-motion:reduce){.source-panel .evidence-front-page.is-turning{animation:none}.source-panel .evidence-back-card{transition:none}}


/* Fixed-size evidence pages: only the article body scrolls. */
.source-panel .evidence-deck{
  --evidence-card-height:548px;
  --evidence-deck-top:16px;
  --evidence-deck-right:62px;
  --evidence-deck-bottom:20px;
  --evidence-deck-left:8px;
  height:calc(var(--evidence-card-height) + var(--evidence-deck-top) + var(--evidence-deck-bottom));
  min-height:0;
  flex:0 0 auto;
  padding:var(--evidence-deck-top) var(--evidence-deck-right) var(--evidence-deck-bottom) var(--evidence-deck-left);
  overflow:visible;
}
.source-panel .evidence-deck>.cdu-page{
  height:var(--evidence-card-height);
  min-height:0;
  max-height:var(--evidence-card-height);
}
.source-panel .evidence-back-card{
  height:var(--evidence-card-height);
  bottom:auto;
  transform-origin:26% 18%;
  transition:transform .95s cubic-bezier(.22,.8,.26,1),opacity .6s ease,filter .3s ease;
  will-change:transform;
}
.source-panel .evidence-back-card[data-layer="front"],
.source-panel .evidence-back-card[data-layer="hidden"]{
  opacity:0;
  pointer-events:none;
  transform:translate(0,0) rotate(0deg) scale(.98);
}
.source-panel .evidence-back-card[data-layer="hidden"]{z-index:0}
.source-panel .evidence-deck .cdu-page .article-shell{min-height:0;flex:1 1 0}
.source-panel .evidence-deck .cdu-page .cdu-masthead,
.source-panel .evidence-deck .cdu-page .cdu-nav,
.source-panel .evidence-deck .cdu-page .article-meta,
.source-panel .evidence-deck .cdu-page .source-footer,
.source-panel .evidence-deck .cdu-page .cdu-page-footer{flex-shrink:0}
.source-panel .evidence-deck .cdu-page .source-scroll{
  flex:1 1 0;
  min-height:0;
  max-height:none;
  overflow-y:auto;
  scrollbar-gutter:stable;
  overscroll-behavior:contain;
}
.source-panel .evidence-front-page.is-turning{
  animation:evidence-shuffle-in .96s cubic-bezier(.22,.8,.26,1) both;
}
.source-panel .evidence-deck>.cdu-page.evidence-shuffle-ghost{
  position:absolute;
  top:var(--evidence-deck-top);
  left:var(--evidence-deck-left);
  right:var(--evidence-deck-right);
  width:auto;
  height:var(--evidence-card-height);
  min-height:0;
  max-height:var(--evidence-card-height);
  z-index:8;
  margin:0;
  pointer-events:none;
  animation:evidence-shuffle-out .96s cubic-bezier(.22,.8,.26,1) both;
}
@keyframes evidence-shuffle-out{
  0%{opacity:1;transform:translate3d(0,0,0) rotate(0) scale(1)}
  42%{opacity:1;transform:translate3d(-35px,-16px,0) rotate(-5deg) scale(.98)}
  100%{opacity:0;transform:translate3d(46px,12px,0) rotate(5deg) scale(.965)}
}
@keyframes evidence-shuffle-in{
  0%{opacity:.42;transform:translate3d(42px,10px,0) rotate(4deg) scale(.965)}
  48%{opacity:.8;transform:translate3d(12px,0,0) rotate(1.5deg) scale(.987)}
  100%{opacity:1;transform:translate3d(0,0,0) rotate(0) scale(1)}
}
@media(max-width:1020px){
  .source-panel .evidence-deck{
    --evidence-card-height:504px;
    --evidence-deck-top:13px;
    --evidence-deck-right:45px;
    --evidence-deck-bottom:18px;
    --evidence-deck-left:5px;
  }
}
@media(max-width:520px){
  .source-panel .evidence-deck{
    --evidence-card-height:456px;
    --evidence-deck-top:12px;
    --evidence-deck-right:31px;
    --evidence-deck-bottom:14px;
    --evidence-deck-left:3px;
  }
}
@media(prefers-reduced-motion:reduce){
  .source-panel .evidence-front-page.is-turning,
  .source-panel .evidence-deck>.cdu-page.evidence-shuffle-ghost{animation:none}
  .source-panel .evidence-back-card{transition:none;will-change:auto}
}