:root{
  --orc-primary:#0170b9;
  --orc-primary-dark:#005f9e;
  --orc-heading:#3a3a3a;
  --orc-text:#4b4f58;
  --orc-bg:#f5f5f5;
  --orc-surface:#ffffff;
  --orc-border:#e2e6ea;
  --orc-soft:#eef7fc;
}
.orc-library,.orc-paper{
  background:var(--orc-bg);
  color:var(--orc-text);
  font-family:Inter,"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
}
.orc-library *,.orc-paper *{box-sizing:border-box}
.orc-container{max-width:1200px;margin:0 auto;padding:0 24px}
.orc-eyebrow{
  margin:0 0 9px;
  color:var(--orc-primary);
  font-size:12px;
  line-height:1.5;
  font-weight:700;
  letter-spacing:.12em;
}
.orc-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:46px;
  padding:11px 20px;
  border:1px solid var(--orc-primary);
  border-radius:3px;
  background:var(--orc-primary);
  color:#fff;
  text-decoration:none;
  font-weight:700;
}
.orc-button:hover{background:var(--orc-primary-dark);border-color:var(--orc-primary-dark);color:#fff}

/* Library hero */
.orc-library-hero{
  padding:66px 0 58px;
  background:#fff;
  border-bottom:1px solid var(--orc-border);
}
.orc-library-hero .orc-container{
  display:grid;
  grid-template-columns:minmax(0,1fr) 420px;
  gap:48px;
  align-items:end;
}
.orc-library-hero h1{
  margin:0;
  color:var(--orc-heading);
  font-size:clamp(38px,5vw,52px);
  line-height:1.25;
  font-weight:700;
}
.orc-library-hero-copy>p:last-child{
  max-width:760px;
  margin:18px 0 0;
  line-height:1.9;
}
.orc-library-search label{
  display:block;
  margin-bottom:8px;
  color:var(--orc-heading);
  font-size:13px;
  font-weight:700;
}
.orc-library-search-box{
  position:relative;
}
.orc-library-search-box input{
  width:100%;
  height:52px;
  padding:0 48px 0 16px;
  border:1px solid #cbd5dc;
  border-radius:3px;
  background:#fff;
  color:var(--orc-text);
  font-size:14px;
}
.orc-library-search-box input:focus{
  outline:2px solid rgba(1,112,185,.14);
  border-color:var(--orc-primary);
}
.orc-library-search-box button{
  position:absolute;
  top:50%;
  right:8px;
  width:36px;
  height:36px;
  transform:translateY(-50%);
  border:0;
  background:transparent;
  color:#80878e;
  font-size:22px;
  cursor:pointer;
}

/* Browse filters */
.orc-library-main{padding-top:42px;padding-bottom:82px}
.orc-browse{
  background:#fff;
  border-top:1px solid var(--orc-border);
}
.orc-browse-row{
  display:grid;
  grid-template-columns:190px minmax(0,1fr);
  border-right:1px solid var(--orc-border);
  border-bottom:1px solid var(--orc-border);
  border-left:1px solid var(--orc-border);
}
.orc-browse-label{
  display:flex;
  align-items:center;
  gap:12px;
  padding:18px 20px;
  background:#fafbfc;
  border-right:1px solid var(--orc-border);
  color:var(--orc-heading);
}
.orc-browse-label span{
  color:var(--orc-primary);
  font-size:11px;
  font-weight:700;
}
.orc-filter-pills{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:14px 16px;
}
.orc-filter-pill{
  min-height:38px;
  padding:8px 13px;
  border:1px solid var(--orc-border);
  border-radius:2px;
  background:#fff;
  color:var(--orc-heading);
  font-size:13px;
  cursor:pointer;
}
.orc-filter-pill:hover,.orc-filter-pill.is-active{
  border-color:var(--orc-primary);
  background:var(--orc-primary);
  color:#fff;
}

/* Main two-column layout */
.orc-library-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 280px;
  gap:32px;
  align-items:start;
  margin-top:56px;
}
.orc-library-section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:20px;
}
.orc-library-section-head h2{
  margin:0;
  color:var(--orc-heading);
  font-size:31px;
  line-height:1.4;
}
.orc-library-count{
  margin:0;
  color:var(--orc-primary);
  font-size:13px;
  font-weight:700;
}
.orc-library-list{
  background:#fff;
  border-top:1px solid var(--orc-border);
}
.orc-library-item{
  display:grid;
  grid-template-columns:84px minmax(0,1fr);
  gap:22px;
  padding:28px 24px;
  border-right:1px solid var(--orc-border);
  border-bottom:1px solid var(--orc-border);
  border-left:1px solid var(--orc-border);
  transition:background-color .2s ease,border-color .2s ease;
}
.orc-library-item:hover{
  background:#fbfdfe;
  border-color:#c8dce8;
}
.orc-library-item[hidden]{display:none}
.orc-library-date{
  padding:10px 6px;
  background:var(--orc-soft);
  color:var(--orc-primary);
  text-align:center;
  align-self:start;
}
.orc-library-date span{
  display:block;
  font-size:19px;
  line-height:1.1;
  font-weight:700;
}
.orc-library-date small{
  display:block;
  margin-top:5px;
  font-size:11px;
}
.orc-library-item-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px 12px;
  margin-bottom:10px;
  color:#727980;
  font-size:11px;
}
.orc-library-type{
  color:var(--orc-primary);
  font-weight:700;
}
.orc-insight-badge{
  padding:3px 7px;
  background:var(--orc-primary);
  color:#fff;
  font-size:10px;
  font-weight:700;
}
.orc-library-item h3{
  margin:0 0 8px;
  color:var(--orc-heading);
  font-size:21px;
  line-height:1.5;
}
.orc-library-item h3 a{
  color:inherit;
  text-decoration:none;
}
.orc-library-item h3 a:hover{color:var(--orc-primary)}
.orc-library-authors{
  margin:0 0 10px;
  color:#767d84;
  font-size:12px;
  line-height:1.6;
}
.orc-library-excerpt{
  margin:0;
  font-size:14px;
  line-height:1.8;
  display:-webkit-box;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:3;
  overflow:hidden;
}
.orc-library-insight-preview{
  margin-top:16px;
  padding:14px 16px;
  background:var(--orc-soft);
  border-left:3px solid var(--orc-primary);
}
.orc-library-insight-preview strong{
  display:block;
  margin-bottom:6px;
  color:var(--orc-heading);
  font-size:12px;
}
.orc-library-insight-preview p{
  margin:0;
  font-size:13px;
  line-height:1.7;
}
.orc-library-products{
  display:grid;
  grid-template-columns:120px minmax(0,1fr);
  gap:10px;
  margin-top:16px;
  align-items:start;
}
.orc-library-products strong{
  color:var(--orc-heading);
  font-size:12px;
}
.orc-library-products>div{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
}
.orc-library-products a{
  padding:4px 8px;
  background:#fff;
  border:1px solid var(--orc-border);
  color:var(--orc-primary);
  font-size:11px;
  font-weight:700;
  text-decoration:none;
}
.orc-library-item-actions{
  display:flex;
  align-items:center;
  gap:16px;
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid var(--orc-border);
}
.orc-read-more{
  color:var(--orc-primary);
  font-size:13px;
  font-weight:700;
  text-decoration:none;
}
.orc-doi-link{
  color:#737b82;
  font-size:11px;
  text-decoration:none;
}
.orc-library-empty{
  padding:40px;
  background:#fff;
  border:1px solid var(--orc-border);
  text-align:center;
}

/* Sidebar */
.orc-library-sidebar{
  position:sticky;
  top:110px;
}
.orc-sidebar-panel{
  margin-bottom:18px;
  padding:24px;
  background:#fff;
  border:1px solid var(--orc-border);
}
.orc-sidebar-panel h2{
  margin:0 0 17px;
  color:var(--orc-heading);
  font-size:21px;
  line-height:1.4;
}
.orc-sidebar-links{
  display:flex;
  flex-direction:column;
}
.orc-sidebar-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:13px 0;
  border-bottom:1px solid var(--orc-border);
  color:var(--orc-heading);
  text-decoration:none;
  font-size:13px;
  font-weight:600;
}
.orc-sidebar-links a:last-child{border-bottom:0}
.orc-sidebar-links a:hover{color:var(--orc-primary)}
.orc-sidebar-links b{color:var(--orc-primary)}
.orc-sidebar-contact{
  background:var(--orc-soft);
}
.orc-sidebar-contact p{
  margin:0 0 18px;
  font-size:13px;
  line-height:1.75;
}

/* Single paper */
.orc-paper-header{
  padding:62px 0 52px;
  background:#fff;
  border-bottom:1px solid var(--orc-border);
}
.orc-paper-header h1{
  max-width:980px;
  margin:14px 0 18px;
  color:var(--orc-heading);
  font-size:clamp(34px,4.2vw,48px);
  line-height:1.35;
}
.orc-paper-tags{
  display:flex;
  flex-wrap:wrap;
  gap:7px;
}
.orc-paper-tags span{
  padding:5px 9px;
  background:var(--orc-soft);
  color:var(--orc-primary);
  font-size:11px;
  font-weight:700;
}
.orc-paper-header-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  color:#717980;
  font-size:13px;
}
.orc-paper-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:32px;
  align-items:start;
  padding-top:46px;
  padding-bottom:82px;
}
.orc-paper-section{
  margin-bottom:20px;
  padding:30px;
  background:#fff;
  border:1px solid var(--orc-border);
}
.orc-paper-section h2{
  margin:0 0 20px;
  color:var(--orc-heading);
  font-size:27px;
  line-height:1.4;
}
.orc-paper-insights{
  border-left:4px solid var(--orc-primary);
}
.orc-paper-metadata{
  display:grid;
  grid-template-columns:140px minmax(0,1fr);
  margin:0;
  border-top:1px solid var(--orc-border);
  border-left:1px solid var(--orc-border);
}
.orc-paper-metadata dt,.orc-paper-metadata dd{
  margin:0;
  padding:14px;
  border-right:1px solid var(--orc-border);
  border-bottom:1px solid var(--orc-border);
}
.orc-paper-metadata dt{
  background:var(--orc-soft);
  color:var(--orc-heading);
  font-weight:700;
}
.orc-prose{line-height:1.9}
.orc-source-note{
  margin-top:18px;
  color:#757d84;
  font-size:11px;
}
.orc-product-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px 0;
  border-bottom:1px solid var(--orc-border);
  color:var(--orc-heading);
  text-decoration:none;
  font-size:13px;
  font-weight:600;
}
.orc-product-link img{
  width:60px;
  height:60px;
  object-fit:cover;
}
.orc-text-link{
  color:var(--orc-primary);
  font-weight:700;
  text-decoration:none;
}

@media(max-width:980px){
  .orc-library-hero .orc-container{
    grid-template-columns:1fr;
    gap:28px;
  }
  .orc-library-layout{
    grid-template-columns:1fr;
  }
  .orc-library-sidebar{position:static}
  .orc-paper-layout{
    grid-template-columns:1fr;
  }
}
@media(max-width:720px){
  .orc-container{padding:0 16px}
  .orc-library-hero{padding:52px 0 46px}
  .orc-browse-row{grid-template-columns:1fr}
  .orc-browse-label{border-right:0;border-bottom:1px solid var(--orc-border)}
  .orc-library-layout{margin-top:42px}
  .orc-library-item{grid-template-columns:1fr;gap:14px;padding:22px 18px}
  .orc-library-date{width:82px}
  .orc-library-products{grid-template-columns:1fr}
  .orc-library-section-head{align-items:flex-start;flex-direction:column}
  .orc-paper-metadata{grid-template-columns:1fr}
  .orc-paper-metadata dt{border-bottom:0}
}