:root {
    --bg:#0A0A0B; --surface:#131418; --surface-2:#191A1F; --surface-3:#20222A;
    --border:rgba(255,255,255,0.06); --border-2:rgba(255,255,255,0.10);
    --text:#F5F5F7; --text-2:rgba(245,245,247,0.62); --text-3:rgba(245,245,247,0.38);
    --accent:#5BE9B9; --accent-2:#06B6D4;
    --accent-soft:rgba(91,233,185,0.10); --accent-glow:rgba(91,233,185,0.20);
    --warn:#FFB454; --danger:#FF5C7A; --green:#34D399;
    --violet:#A78BFA; --pink:#F472B6; --blue:#60A5FA; --orange:#FB923C;
    --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:22px;
    --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Inter",system-ui,sans-serif;
    --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,monospace;
  }
  *{box-sizing:border-box;}
  html,body{margin:0;padding:0;}
  body{font-family:var(--font);background:#050507;color:var(--text);
    -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
    padding:28px;min-height:100vh;font-feature-settings:"ss01","cv11","tnum";}

  /* window chrome */
  .window{max-width:1320px;margin:0 auto;border-radius:14px;overflow:hidden;
    box-shadow:0 0 0 1px rgba(255,255,255,0.04),0 30px 80px rgba(0,0,0,0.6),0 8px 24px rgba(0,0,0,0.4);
    background:var(--bg);position:relative;}
  .window::before{content:"";position:absolute;top:-200px;left:50%;transform:translateX(-50%);
    width:800px;height:400px;
    background:radial-gradient(ellipse,rgba(91,233,185,0.08) 0%,transparent 60%);
    pointer-events:none;z-index:0;}
  .titlebar{height:38px;display:flex;align-items:center;padding:0 14px;
    border-bottom:1px solid var(--border);position:relative;z-index:2;
    background:rgba(10,10,11,0.6);backdrop-filter:blur(20px);}
  .traffic{width:12px;height:12px;border-radius:50%;margin-right:8px;}
  .traffic.red{background:#FF5F57;}
  .traffic.yellow{background:#FEBC2E;}
  .traffic.green{background:#28C840;margin-right:0;}
  .titlebar .ws{margin-left:18px;font-size:12px;font-weight:500;color:var(--text-3);}
  .titlebar .right{margin-left:auto;display:flex;gap:6px;align-items:center;color:var(--text-3);font-size:12px;}
  .kbd{background:rgba(255,255,255,0.06);border:1px solid var(--border);border-radius:5px;
    padding:1px 5px;font:11px var(--mono);color:var(--text-2);}

  /* clickable titlebar search */
  .title-search{margin-left:auto;display:inline-flex;align-items:center;gap:8px;
    background:rgba(255,255,255,0.04);border:1px solid var(--border);border-radius:6px;
    padding:4px 10px 4px 12px;font:12px var(--font);color:var(--text-3);cursor:pointer;
    transition:background 0.1s ease,color 0.1s ease;}
  .title-search:hover{background:rgba(255,255,255,0.08);color:var(--text-2);}
  .title-search .glass{font-size:11px;}
  .title-search .ph{margin-right:8px;}

  /* ============ COMMAND PALETTE ============ */
  .cmdk-overlay{position:fixed;inset:0;z-index:1000;
    background:rgba(0,0,0,0.55);backdrop-filter:blur(6px);
    display:flex;align-items:flex-start;justify-content:center;padding-top:13vh;}
  .cmdk-overlay[hidden]{display:none;}
  .cmdk-dialog{width:640px;max-width:92vw;max-height:70vh;
    background:var(--surface);border:1px solid var(--border-2);border-radius:14px;
    box-shadow:0 28px 80px rgba(0,0,0,0.7),0 0 0 1px rgba(255,255,255,0.04);
    display:flex;flex-direction:column;overflow:hidden;}
  .cmdk-search-row{display:flex;align-items:center;gap:12px;padding:14px 18px;
    border-bottom:1px solid var(--border);}
  .cmdk-search-row .glyph{color:var(--text-3);font-size:14px;}
  .cmdk-input{flex:1;background:transparent;border:0;font:15px var(--font);
    color:var(--text);outline:none;}
  .cmdk-input::placeholder{color:var(--text-3);}
  .cmdk-body{flex:1;overflow-y:auto;}
  .cmdk-section{padding:8px 0;border-bottom:1px solid var(--border);}
  .cmdk-section:last-of-type{border-bottom:0;}
  .cmdk-section-title{font-size:10.5px;font-weight:600;color:var(--text-3);
    text-transform:uppercase;letter-spacing:0.6px;
    padding:4px 18px 6px;display:flex;align-items:center;gap:6px;}
  .cmdk-section-title .num{font:600 10.5px var(--mono);color:var(--text-3);}
  .cmdk-result{display:flex;align-items:center;gap:10px;padding:8px 18px;cursor:pointer;
    font-size:13.5px;line-height:1.4;}
  .cmdk-result:hover,.cmdk-result.selected{background:rgba(255,255,255,0.05);}
  .cmdk-result .icon{width:18px;color:var(--text-3);font-size:11px;flex-shrink:0;text-align:center;}
  .cmdk-result .title{flex:1;color:var(--text);min-width:0;}
  .cmdk-result .title .sub{display:block;font-size:11px;color:var(--text-3);margin-top:2px;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .cmdk-result .pill{font-size:10.5px;font-weight:500;padding:2px 7px;border-radius:4px;
    background:rgba(255,255,255,0.04);color:var(--text-2);
    border:1px solid var(--border);flex-shrink:0;}
  .cmdk-result .meta{color:var(--text-3);font-size:11px;flex-shrink:0;}
  .cmdk-pubmed-prompt{padding:10px 18px;font-size:13px;color:var(--text-2);
    display:flex;align-items:center;gap:8px;cursor:pointer;}
  .cmdk-pubmed-prompt:hover,.cmdk-pubmed-prompt.selected{background:rgba(255,255,255,0.05);}
  .cmdk-pubmed-prompt b{color:var(--text);}
  .cmdk-pubmed-prompt .kbd{margin-left:auto;}
  .cmdk-summarize-btn{background:var(--accent);color:#062821;
    border:0;border-radius:5px;padding:4px 10px;font-size:11px;font-weight:600;
    cursor:pointer;display:inline-flex;align-items:center;gap:4px;flex-shrink:0;}
  .cmdk-summarize-btn:hover{filter:brightness(1.05);}
  .cmdk-empty{padding:14px 18px;font-size:12.5px;color:var(--text-3);font-style:italic;}
  .cmdk-jump-row{display:flex;gap:6px;padding:4px 18px 8px;flex-wrap:wrap;}
  .cmdk-jump{background:rgba(255,255,255,0.04);border:1px solid var(--border);
    color:var(--text-2);font-size:12px;padding:5px 10px;border-radius:6px;cursor:pointer;
    display:inline-flex;align-items:center;gap:6px;}
  .cmdk-jump:hover{color:var(--text);background:rgba(255,255,255,0.08);}
  .cmdk-footer{display:flex;gap:14px;padding:10px 18px;border-top:1px solid var(--border);
    font-size:11px;color:var(--text-3);align-items:center;}
  .cmdk-footer .kbd{margin-right:2px;}

  /* ============ STANFORD (institution) ============ */
  :root {
    --shc-red: #8C1515;
    --shc-red-soft: rgba(140,21,21,0.08);
    --shc-red-tint: rgba(140,21,21,0.18);
  }
  .shc-mark{display:inline-flex;align-items:center;justify-content:center;
    width:14px;height:14px;border-radius:3px;
    background:var(--shc-red);color:#fff;
    font:700 9px var(--font);letter-spacing:-0.5px;}
  .stanford-hero{display:flex;align-items:flex-start;justify-content:space-between;
    padding-bottom:24px;margin-bottom:22px;border-bottom:1px solid var(--border);gap:24px;}
  .stanford-emblem{display:inline-flex;align-items:center;justify-content:center;
    width:48px;height:48px;border-radius:11px;
    background:linear-gradient(135deg,var(--shc-red),#5C0E0E);
    color:#fff;font:800 18px var(--font);letter-spacing:-0.5px;
    box-shadow:0 0 24px rgba(140,21,21,0.30);flex-shrink:0;}
  .stanford-disclaimer{font-size:11px;color:var(--text-3);
    background:rgba(140,21,21,0.05);border:1px solid rgba(140,21,21,0.15);
    padding:6px 10px;border-radius:6px;
    display:inline-flex;align-items:center;gap:6px;}
  .stanford-disclaimer .pulse-dot{width:6px;height:6px;background:var(--shc-red);
    border-radius:50%;}
  .stanford-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
  .stanford-card{background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--r-lg);padding:18px 20px;
    position:relative;overflow:hidden;}
  .stanford-card::before{content:"";position:absolute;top:0;bottom:0;left:0;width:3px;
    background:var(--shc-red);}
  .stanford-card-head{display:flex;align-items:center;gap:10px;margin-bottom:14px;
    padding-bottom:10px;border-bottom:1px solid var(--border);}
  .stanford-card-icon{width:26px;height:26px;border-radius:7px;
    background:var(--shc-red-soft);border:1px solid var(--shc-red-tint);
    display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;}
  .stanford-card-head h3{font-size:14px;font-weight:600;letter-spacing:-0.2px;margin:0;
    color:var(--text);}
  .stanford-card-head .updated{margin-left:auto;font-size:10.5px;color:var(--text-3);
    font-family:var(--mono);}
  .stanford-rows{display:flex;flex-direction:column;}
  .stanford-row{display:flex;align-items:baseline;gap:14px;padding:7px 0;
    border-bottom:1px solid var(--border);}
  .stanford-row:last-child{border-bottom:0;padding-bottom:0;}
  .stanford-row-key{font-size:12.5px;font-weight:500;color:var(--text);
    width:140px;flex-shrink:0;letter-spacing:-0.1px;}
  .stanford-row-val{font-size:12.5px;color:var(--text-2);line-height:1.5;flex:1;}
  .stanford-row-val .code{font-family:var(--mono);font-size:11.5px;
    color:var(--text);background:rgba(255,255,255,0.06);
    padding:1px 5px;border-radius:4px;}
  .stanford-row-val .pager{font-family:var(--mono);font-size:11.5px;color:var(--shc-red);
    font-weight:600;}
  .stanford-row-val .warn{color:var(--warn);}
  .stanford-callout{margin-top:14px;padding:10px 12px;border-radius:8px;
    background:var(--shc-red-soft);border:1px solid var(--shc-red-tint);
    font-size:11.5px;color:var(--text-2);line-height:1.5;}
  .stanford-callout b{color:var(--shc-red);font-weight:600;}

  /* Stanford filter controls + section markers */
  .stanford-controls{display:flex;gap:8px;align-items:center;flex-wrap:wrap;
    padding:14px 0 18px;margin-bottom:6px;
    border-bottom:1px solid var(--border);}
  .stanford-chip{display:inline-flex;align-items:center;gap:8px;
    padding:6px 12px;border-radius:999px;
    background:transparent;border:1px solid var(--border);
    color:var(--text-2);font:500 12.5px var(--font);cursor:pointer;
    transition:background 0.1s ease,color 0.1s ease;}
  .stanford-chip:hover{color:var(--text);}
  .stanford-chip.active{background:var(--shc-red);color:#fff;border-color:transparent;
    box-shadow:0 0 14px rgba(140,21,21,0.32);}
  .stanford-chip .num{font:600 10.5px var(--mono);
    background:rgba(255,255,255,0.10);padding:1px 5px;border-radius:4px;color:var(--text-2);}
  .stanford-chip.active .num{background:rgba(0,0,0,0.20);color:rgba(255,255,255,0.85);}
  .stanford-search-row{margin-left:auto;display:inline-flex;align-items:center;gap:6px;
    background:rgba(255,255,255,0.04);border:1px solid var(--border);
    border-radius:6px;padding:5px 10px;}
  .stanford-search-row .glyph{color:var(--text-3);font-size:11px;}
  .stanford-search-row input{background:transparent;border:0;outline:none;
    font:12.5px var(--font);color:var(--text);width:220px;}
  .stanford-search-row input::placeholder{color:var(--text-3);}
  .stanford-search-row input:focus{outline:none;}
  .stanford-section-marker{grid-column:1 / -1;
    display:flex;align-items:center;gap:10px;padding:14px 0 4px;}
  .stanford-section-marker .marker-icon{width:24px;height:24px;border-radius:6px;
    background:var(--shc-red-soft);border:1px solid var(--shc-red-tint);
    display:flex;align-items:center;justify-content:center;font-size:12px;}
  .stanford-section-marker h2{margin:0;font:600 11.5px var(--font);
    text-transform:uppercase;letter-spacing:0.6px;color:var(--text-2);}
  .stanford-section-marker .marker-count{font:600 10.5px var(--mono);
    color:var(--text-3);
    background:rgba(255,255,255,0.04);padding:1px 6px;border-radius:4px;
    border:1px solid var(--border);}
  .stanford-section-marker .marker-desc{font-size:11.5px;color:var(--text-3);
    margin-left:4px;}
  .stanford-empty{grid-column:1 / -1;text-align:center;padding:60px 20px;
    font-size:13px;color:var(--text-3);font-style:italic;}
  .stanford-empty[hidden]{display:none;}

  /* ============ MARK AS READ ============ */
  /* Mark-as-read button on cards */
  .mark-read-btn{position:absolute;top:14px;right:14px;
    width:24px;height:24px;border-radius:50%;
    background:rgba(255,255,255,0.04);border:1px solid var(--border);
    color:var(--text-3);cursor:pointer;font-size:11px;
    display:none;align-items:center;justify-content:center;
    transition:background 0.1s ease,color 0.1s ease,border-color 0.1s ease;
    z-index:2;}
  .feed-card:hover .mark-read-btn,
  .gl-row:hover .mark-read-btn,
  .trial-mini:hover .mark-read-btn,
  .media-card:hover .mark-read-btn{display:flex;}
  .mark-read-btn:hover{background:var(--accent);color:#062821;border-color:transparent;
    box-shadow:0 0 12px var(--accent-glow);}
  .gl-row .mark-read-btn{top:10px;right:10px;}

  /* Read items go to a collapsible bottom shelf */
  .read-shelf{margin-top:24px;padding-top:18px;border-top:1px dashed var(--border);}
  .read-shelf-toggle{display:inline-flex;align-items:center;gap:8px;cursor:pointer;
    background:transparent;border:0;padding:6px 0;
    font:600 11.5px var(--font);color:var(--text-3);
    text-transform:uppercase;letter-spacing:0.6px;}
  .read-shelf-toggle:hover{color:var(--text-2);}
  .read-shelf-toggle .chev{font-size:10px;transition:transform 0.15s ease;display:inline-block;}
  .read-shelf.expanded .read-shelf-toggle .chev{transform:rotate(90deg);}
  .read-shelf-toggle .count{font:600 10.5px var(--mono);color:var(--text-3);
    background:rgba(255,255,255,0.05);padding:1px 6px;border-radius:4px;}
  .read-shelf-list{display:none;margin-top:14px;flex-direction:column;gap:8px;}
  .read-shelf.expanded .read-shelf-list{display:flex;}
  .read-shelf[data-empty="true"]{display:none;}

  /* Compact read item appearance */
  .read-item{display:flex;align-items:center;gap:10px;padding:10px 14px;
    background:rgba(255,255,255,0.02);border:1px solid var(--border);
    border-radius:10px;opacity:0.65;transition:opacity 0.15s ease;}
  .read-item:hover{opacity:1;}
  .read-item .check{width:14px;height:14px;border-radius:50%;
    background:var(--accent);color:#062821;
    display:inline-flex;align-items:center;justify-content:center;
    font-size:9px;font-weight:700;flex-shrink:0;}
  .read-item .ri-title{flex:1;font-size:12.5px;color:var(--text-2);
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .read-item .ri-meta{font-size:11px;color:var(--text-3);flex-shrink:0;}
  .read-item .undo-btn{font-size:10.5px;color:var(--text-3);background:transparent;
    border:0;cursor:pointer;padding:2px 6px;border-radius:4px;
    text-transform:uppercase;letter-spacing:0.5px;font-weight:600;}
  .read-item .undo-btn:hover{color:var(--text);background:rgba(255,255,255,0.06);}

  .body{display:grid;grid-template-columns:248px 1fr;min-height:840px;position:relative;z-index:1;}

  /* society filter banner — placed between the titlebar and the body so the
     grid layout below stays untouched. Hidden by default. */
  .society-banner{display:none;align-items:center;gap:10px;
    padding:10px 24px;background:rgba(167,139,250,0.10);
    border-bottom:1px solid rgba(167,139,250,0.25);
    backdrop-filter:blur(20px);font-size:12.5px;color:var(--text-2);
    position:relative;z-index:3;}
  .society-banner.show{display:flex;}
  .society-banner b{color:var(--text);margin:0 4px;font-weight:600;}
  .society-banner .banner-dot{width:8px;height:8px;border-radius:50%;}
  .society-banner .clear-btn{margin-left:auto;background:rgba(255,255,255,0.06);
    border:1px solid var(--border);border-radius:6px;padding:4px 10px;
    font-size:11px;font-weight:500;color:var(--text-2);cursor:pointer;
    display:inline-flex;align-items:center;gap:5px;}
  .society-banner .clear-btn:hover{color:var(--text);background:rgba(255,255,255,0.10);}
  .society-banner .empty-warn{color:var(--warn);font-weight:500;}

  /* sidebar */
  .sidebar{padding:14px 10px 16px;border-right:1px solid var(--border);
    display:flex;flex-direction:column;background:rgba(10,10,11,0.4);}
  .brand{display:flex;align-items:center;gap:9px;padding:8px 10px 14px;}
  .brand-mark{width:24px;height:24px;border-radius:7px;
    background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);
    box-shadow:0 0 16px var(--accent-glow),inset 0 1px 0 rgba(255,255,255,0.3);
    display:flex;align-items:center;justify-content:center;
    color:#062821;font-weight:800;font-size:12px;}
  .brand-name{font-size:14.5px;font-weight:600;letter-spacing:-0.3px;}
  .nav-section{font-size:10.5px;font-weight:600;color:var(--text-3);text-transform:uppercase;
    letter-spacing:0.6px;padding:12px 10px 6px;}
  .nav{display:flex;flex-direction:column;gap:1px;}
  .nav-item{display:flex;align-items:center;gap:10px;padding:7px 10px;border-radius:var(--r-sm);
    cursor:pointer;user-select:none;transition:background 0.1s ease;position:relative;}
  .nav-item:hover{background:rgba(255,255,255,0.04);}
  .nav-item.active{background:rgba(255,255,255,0.06);}
  .nav-item.active::before{content:"";position:absolute;left:0;top:8px;bottom:8px;
    width:2px;background:var(--accent);border-radius:2px;}
  .nav-item .icon{width:16px;text-align:center;color:var(--text-3);font-size:13px;}
  .nav-item.active .icon{color:var(--accent);}
  .nav-item .label{font-size:13px;font-weight:500;color:var(--text-2);letter-spacing:-0.1px;}
  .nav-item.active .label{color:var(--text);font-weight:600;}
  .nav-item .badge{margin-left:auto;background:var(--surface-3);color:var(--text-3);
    font-size:10.5px;font-weight:600;padding:1.5px 6px;border-radius:5px;}
  .nav-item .badge.live{background:var(--accent);color:#062821;box-shadow:0 0 8px var(--accent-glow);}
  .nav-item .badge.new{background:var(--violet);color:white;}
  .nav-item .badge.warn{background:rgba(255,180,84,0.20);color:var(--warn);}

  .soc-item{display:flex;align-items:center;gap:10px;padding:6px 10px;border-radius:var(--r-sm);
    cursor:pointer;font-size:12.5px;color:var(--text-2);}
  .soc-item:hover{background:rgba(255,255,255,0.03);}
  .soc-item.active{background:rgba(255,255,255,0.05);color:var(--text);}
  .soc-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;}
  .soc-dot.acp{background:var(--accent);}
  .soc-dot.aha{background:var(--danger);}
  .soc-dot.idsa{background:var(--violet);}
  .soc-dot.ats{background:var(--blue);}
  .soc-dot.kdigo{background:var(--orange);}
  .soc-count{margin-left:auto;font-size:11px;color:var(--text-3);font-variant-numeric:tabular-nums;}

  .sidebar-footer{margin-top:auto;padding:12px 10px 4px;border-top:1px solid var(--border);}
  .sync-line{display:flex;align-items:center;gap:6px;padding:0 8px 8px;font-size:11px;color:var(--text-3);}
  .footer-card{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--r-sm);background:rgba(255,255,255,0.03);}
  .avatar{width:28px;height:28px;border-radius:50%;
    background:linear-gradient(135deg,#F472B6,#A78BFA);
    flex-shrink:0;display:flex;align-items:center;justify-content:center;
    font-size:11px;font-weight:700;color:white;}
  .footer-card .who{font-size:12.5px;font-weight:500;}
  .footer-card .role{font-size:10.5px;color:var(--text-3);margin-top:1px;}

  /* main */
  .detail{background:var(--bg);overflow-y:auto;max-height:840px;}
  .page{padding:32px 44px 60px;max-width:1180px;}
  /* hide via [hidden] so each section keeps its natural display value */
  .page-view[hidden]{display:none !important;}

  /* shared */
  .meta-line{display:flex;align-items:center;gap:10px;font-size:11.5px;color:var(--text-3);font-weight:500;
    text-transform:uppercase;letter-spacing:0.5px;margin-bottom:6px;}
  .pulse{width:7px;height:7px;background:var(--accent);border-radius:50%;
    box-shadow:0 0 12px var(--accent);animation:pulse 2s infinite;}
  @keyframes pulse{0%,100%{opacity:1;}50%{opacity:0.4;}}
  .display{font-size:30px;font-weight:700;letter-spacing:-1px;line-height:1.1;}
  .greet-sub{font-size:14px;color:var(--text-2);line-height:1.5;max-width:640px;margin-top:6px;}

  .page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:24px;}
  .head-actions{display:flex;gap:8px;flex-shrink:0;}
  .btn{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:var(--r-sm);
    background:var(--surface-2);border:1px solid var(--border);color:var(--text-2);
    font-size:12.5px;font-weight:500;cursor:pointer;}
  .btn:hover{background:var(--surface-3);color:var(--text);}
  .btn.primary{background:var(--accent);color:#062821;border-color:transparent;font-weight:600;}
  .btn.danger{background:rgba(255,92,122,0.10);color:var(--danger);border-color:rgba(255,92,122,0.20);}

  .type-tag{display:inline-flex;align-items:center;gap:5px;font-size:10.5px;font-weight:700;
    padding:3px 8px;border-radius:5px;text-transform:uppercase;letter-spacing:0.5px;}
  .type-tag.guideline{background:rgba(91,233,185,0.10);color:var(--accent);}
  .type-tag.trial{background:rgba(167,139,250,0.10);color:var(--violet);}
  .type-tag.media{background:rgba(96,165,250,0.10);color:var(--blue);}
  .type-tag.paste{background:rgba(52,211,153,0.10);color:var(--green);}

  .soc-tag{font-size:11px;font-weight:600;color:var(--text-2);
    padding:2px 7px;border-radius:4px;background:rgba(255,255,255,0.04);
    border:1px solid var(--border);}

  .filter-bar{display:flex;align-items:center;gap:6px;margin-bottom:24px;
    padding-bottom:16px;border-bottom:1px solid var(--border);flex-wrap:wrap;}
  .filter-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;
    background:transparent;border:1px solid var(--border);
    color:var(--text-2);font-size:12.5px;font-weight:500;cursor:pointer;}
  .filter-pill .num{background:rgba(255,255,255,0.06);color:var(--text-3);
    font:600 10.5px var(--mono);padding:0 5px;border-radius:4px;}
  .filter-pill.active{background:var(--text);color:var(--bg);border-color:transparent;}
  .filter-pill.active .num{background:rgba(0,0,0,0.15);color:var(--bg);}

  /* feed cards */
  .feed{display:flex;flex-direction:column;gap:12px;}
  .feed-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);
    padding:18px 20px;cursor:pointer;transition:border-color 0.15s ease,transform 0.15s ease;
    position:relative;overflow:hidden;}
  .feed-card:hover{border-color:var(--border-2);}
  .feed-card.new::before{content:"";position:absolute;top:0;bottom:0;left:0;width:3px;
    background:linear-gradient(180deg,var(--accent),var(--accent-2));}
  /* High-yield: practice-changing trials and critical guideline updates.
     Wins over .new because of cascade order — must be defined after .new. */
  .feed-card.high-yield{border-color:rgba(167,139,250,0.20);
    box-shadow:0 0 24px rgba(167,139,250,0.06);}
  .feed-card.high-yield::before{content:"";position:absolute;top:0;bottom:0;left:0;width:4px;
    background:linear-gradient(180deg,var(--violet) 0%,var(--pink) 100%);
    box-shadow:0 0 14px rgba(167,139,250,0.40);}
  .feed-card.high-yield .high-yield-flag{display:inline-flex;}
  .high-yield-flag{display:none;align-items:center;gap:4px;font-size:10px;font-weight:700;
    color:var(--violet);text-transform:uppercase;letter-spacing:0.6px;
    padding:2px 7px;border-radius:4px;
    background:linear-gradient(135deg,rgba(167,139,250,0.14),rgba(244,114,182,0.10));
    border:1px solid rgba(167,139,250,0.25);}
  .fc-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap;}
  .fc-head .meta{margin-left:auto;font-size:11px;color:var(--text-3);font-variant-numeric:tabular-nums;}
  .fc-title{font-size:16px;font-weight:600;letter-spacing:-0.3px;line-height:1.35;
    margin-bottom:8px;color:var(--text);}
  .fc-summary{font-size:13.5px;color:var(--text-2);line-height:1.55;}
  .fc-foot{display:flex;align-items:center;gap:12px;margin-top:12px;padding-top:12px;
    border-top:1px solid var(--border);font-size:11.5px;color:var(--text-3);}
  .fc-foot .cta{margin-left:auto;color:var(--accent);font-weight:600;display:flex;align-items:center;gap:4px;}

  /* greeting */
  .greeting-hero{display:flex;align-items:flex-end;justify-content:space-between;
    padding:4px 0 28px;border-bottom:1px solid var(--border);margin-bottom:24px;}
  .summary-tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);
    padding:12px 18px;min-width:110px;}
  .summary-tile .k{font-size:10.5px;font-weight:600;color:var(--text-3);
    text-transform:uppercase;letter-spacing:0.5px;margin-bottom:6px;}
  .summary-tile .v{font-size:22px;font-weight:700;letter-spacing:-0.8px;
    font-variant-numeric:tabular-nums;}
  .summary-tile .v.accent{color:var(--accent);}

  /* split layout (Guidelines + Review) */
  .split{display:grid;grid-template-columns:380px 1fr;height:840px;}
  .col-list{background:rgba(255,255,255,0.01);border-right:1px solid var(--border);overflow-y:auto;}
  .col-detail{overflow-y:auto;}
  .gl-list-head{padding:32px 28px 0;}
  .gl-row{padding:14px 24px;cursor:pointer;border-bottom:1px solid var(--border);position:relative;}
  .gl-row:hover{background:rgba(255,255,255,0.02);}
  .gl-row.active{background:rgba(91,233,185,0.06);}
  .gl-row.active::before{content:"";position:absolute;left:0;top:14px;bottom:14px;
    width:2px;background:var(--accent);border-radius:2px;}
  .gl-row.review.active{background:rgba(255,180,84,0.10);}
  .gl-row.review.active::before{background:var(--warn);}
  .gl-row .topic{font-size:13.5px;font-weight:600;letter-spacing:-0.1px;color:var(--text);margin-bottom:3px;}
  .gl-row .src{font-size:11.5px;color:var(--text-3);display:flex;align-items:center;gap:6px;}
  .gl-detail-pad{padding:36px 44px;max-width:760px;}

  /* What Changed */
  .changed-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin:24px 0;}
  .changed-col{background:rgba(255,255,255,0.03);border:1px solid var(--border);
    border-radius:var(--r-md);padding:16px;}
  .cc-label{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:0.6px;
    margin-bottom:10px;display:flex;align-items:center;gap:6px;}
  .changed-col.old .cc-label{color:var(--text-3);}
  .changed-col.new .cc-label{color:var(--accent);}
  .changed-col.impact .cc-label{color:var(--violet);}
  .cc-dot{width:6px;height:6px;border-radius:50%;}
  .changed-col.old .cc-dot{background:var(--text-3);}
  .changed-col.new .cc-dot{background:var(--accent);}
  .changed-col.impact .cc-dot{background:var(--violet);}
  .cc-text{font-size:13px;line-height:1.55;color:var(--text);}
  .changed-col.old .cc-text{color:var(--text-2);text-decoration:line-through;
    text-decoration-color:rgba(255,255,255,0.15);}

  /* status + provenance */
  .status-banner{display:flex;align-items:center;gap:8px;padding:10px 14px;
    background:rgba(52,211,153,0.10);color:var(--green);border:1px solid rgba(52,211,153,0.20);
    border-radius:var(--r-sm);font-size:12px;font-weight:500;margin:14px 0;}
  .status-banner.warn{background:rgba(255,180,84,0.10);color:var(--warn);
    border-color:rgba(255,180,84,0.20);}
  .quote-block{margin-top:14px;padding:14px 16px;border-left:3px solid var(--accent);
    background:rgba(91,233,185,0.04);border-radius:0 var(--r-md) var(--r-md) 0;}
  .quote-label{font-size:10.5px;font-weight:600;color:var(--accent);margin-bottom:4px;
    text-transform:uppercase;letter-spacing:0.5px;}
  .quote-text{font-size:12.5px;font-style:italic;color:var(--text-2);line-height:1.55;}
  .provenance-strip{margin-top:18px;padding:12px 14px;background:rgba(255,255,255,0.02);
    border:1px solid var(--border);border-radius:var(--r-md);
    display:flex;align-items:center;gap:14px;font-size:11px;color:var(--text-3);flex-wrap:wrap;}
  .provenance-strip .lock{color:var(--green);font-weight:600;}
  .provenance-strip .strong{color:var(--text-2);font-weight:500;}

  /* trial card big */
  .trial-big{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);
    padding:28px;position:relative;overflow:hidden;}
  .trial-big::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;
    background:linear-gradient(90deg,var(--violet),var(--pink),var(--accent));}
  .pubmed-banner{display:flex;align-items:center;gap:12px;margin-top:14px;margin-bottom:18px;
    padding:10px 14px;
    background:linear-gradient(135deg,rgba(96,165,250,0.06),rgba(167,139,250,0.04));
    border:1px solid rgba(96,165,250,0.15);border-radius:var(--r-md);}
  .pm-mark{width:30px;height:30px;border-radius:7px;
    background:linear-gradient(135deg,#2563EB,#7C3AED);
    display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:11px;color:white;flex-shrink:0;}
  .pm-meat{display:flex;flex-direction:column;gap:2px;}
  .pm-line1{font-size:12px;font-weight:600;}
  .pm-line2{font-size:11px;color:var(--text-3);display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
  .pm-line2 .dot{width:3px;height:3px;background:var(--text-3);border-radius:50%;}
  .pm-confidence{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-2);}
  .pm-bar{width:60px;height:4px;background:rgba(255,255,255,0.08);border-radius:2px;overflow:hidden;}
  .pm-bar-fill{height:100%;background:linear-gradient(90deg,var(--blue),var(--accent));width:95%;}
  .trial-name{font-size:36px;font-weight:800;letter-spacing:-0.6px;margin-bottom:4px;}
  .trial-citation{font-size:12px;color:var(--text-3);margin-bottom:18px;}
  .trial-row{padding:12px 0;border-top:1px solid var(--border);}
  .trial-row:first-of-type{border-top:0;padding-top:0;}
  .trial-row .k{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:0.7px;
    color:var(--text-3);margin-bottom:4px;}
  .trial-row .v{font-size:14px;color:var(--text);line-height:1.55;}
  .trial-row .v .num{font:600 13px var(--mono);color:var(--accent);
    background:var(--accent-soft);padding:1px 5px;border-radius:4px;}
  .mesh-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;}
  .mesh-chip{font-size:10.5px;font-weight:500;color:var(--blue);
    background:rgba(96,165,250,0.08);border:1px solid rgba(96,165,250,0.15);
    padding:2px 8px;border-radius:999px;}
  .mesh-chip.major{background:rgba(96,165,250,0.16);font-weight:600;}
  .bottom-line{margin-top:18px;padding:16px;border-radius:var(--r-md);
    background:linear-gradient(135deg,rgba(91,233,185,0.06),rgba(6,182,212,0.04));
    border:1px solid rgba(91,233,185,0.15);}
  .bottom-line .k{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:0.7px;
    color:var(--accent);margin-bottom:6px;display:flex;align-items:center;gap:5px;}
  .bottom-line .v{font-size:14.5px;font-weight:500;color:var(--text);line-height:1.5;letter-spacing:-0.15px;}

  /* trial mini grid */
  .trial-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:14px;}
  .trial-mini{background:var(--surface);border:1px solid rgba(167,139,250,0.20);border-radius:var(--r-lg);
    padding:18px;height:300px;display:flex;flex-direction:column;cursor:pointer;
    position:relative;overflow:hidden;
    box-shadow:0 0 24px rgba(167,139,250,0.06);}
  .trial-mini::before{content:"";position:absolute;top:0;bottom:0;left:0;width:4px;
    background:linear-gradient(180deg,var(--violet) 0%,var(--pink) 100%);
    box-shadow:0 0 14px rgba(167,139,250,0.40);}
  .trial-mini:hover{border-color:rgba(167,139,250,0.35);}
  .trial-mini .name{font-size:20px;font-weight:800;letter-spacing:-0.4px;margin:8px 0 4px;}
  .trial-mini .cite{font-size:11px;color:var(--text-3);margin-bottom:8px;}
  .trial-mini .v{font-size:12.5px;color:var(--text-2);line-height:1.5;}
  .trial-mini .v .num{font:600 11.5px var(--mono);color:var(--accent);
    background:var(--accent-soft);padding:0 4px;border-radius:3px;}
  .trial-mini .bl{margin-top:auto;padding:12px;background:rgba(91,233,185,0.05);
    border:1px solid rgba(91,233,185,0.20);border-radius:var(--r-sm);}
  .trial-mini .bl-k{font-size:10px;font-weight:700;color:var(--accent);
    text-transform:uppercase;letter-spacing:0.6px;margin-bottom:4px;}
  .trial-mini .bl-v{font-size:12.5px;line-height:1.5;}

  /* media cards */
  .media-card{display:grid;grid-template-columns:56px 1fr;gap:16px;
    background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);
    padding:18px 20px;cursor:pointer;}
  .media-card:hover{border-color:var(--border-2);}
  .media-art{width:56px;height:56px;border-radius:12px;
    display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:18px;color:white;letter-spacing:-0.5px;flex-shrink:0;}
  .media-art.curb{background:linear-gradient(135deg,#F472B6,#DB2777);}
  .media-art.runlist{background:linear-gradient(135deg,#60A5FA,#2563EB);}
  .media-art.coreim{background:linear-gradient(135deg,#5BE9B9,#06B6D4);color:#062821;}
  .media-art.annals{background:linear-gradient(135deg,#FB923C,#EA580C);}
  .media-art.nejm{background:linear-gradient(135deg,#A78BFA,#7C3AED);}
  .media-art.cps{background:linear-gradient(135deg,#F87171,#DC2626);}
  .media-meat .show{font-size:11px;font-weight:600;color:var(--text-3);
    text-transform:uppercase;letter-spacing:0.6px;margin-bottom:4px;
    display:flex;align-items:center;gap:8px;}
  .media-meat .ep-title{font-size:15px;font-weight:600;letter-spacing:-0.2px;
    line-height:1.3;color:var(--text);margin-bottom:12px;}
  .ep-bullets{display:flex;flex-direction:column;gap:6px;margin-bottom:12px;}
  .ep-bullet{display:flex;gap:9px;font-size:13px;color:var(--text-2);line-height:1.5;}
  .ep-bullet .num{flex-shrink:0;width:16px;height:16px;border-radius:4px;
    background:rgba(96,165,250,0.10);color:var(--blue);
    font:700 10px var(--mono);display:flex;align-items:center;justify-content:center;margin-top:1px;}
  .ep-foot{display:flex;align-items:center;gap:12px;font-size:11.5px;color:var(--text-3);}
  .play-link{display:inline-flex;align-items:center;gap:5px;color:var(--accent);
    font-weight:600;text-decoration:none;}

  /* AI Summary paste */
  .ai-layout{display:grid;grid-template-columns:460px 1fr;height:840px;}
  .ai-input-pane{padding:28px;background:rgba(0,0,0,0.20);border-right:1px solid var(--border);
    display:flex;flex-direction:column;gap:18px;}
  .ai-result-pane{padding:36px;overflow-y:auto;}
  .ai-eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:10.5px;font-weight:600;
    color:var(--green);text-transform:uppercase;letter-spacing:0.6px;
    background:rgba(52,211,153,0.08);padding:3px 8px;border-radius:5px;
    border:1px solid rgba(52,211,153,0.15);align-self:flex-start;}
  .ai-title{font-size:28px;font-weight:700;letter-spacing:-0.8px;line-height:1.15;}
  .ai-sub{font-size:13px;color:var(--text-2);line-height:1.55;max-width:410px;}
  .seg-control{display:grid;grid-template-columns:repeat(4,1fr);
    background:rgba(255,255,255,0.04);border:1px solid var(--border);
    border-radius:var(--r-sm);padding:3px;gap:2px;}
  /* Editor textarea — replaces the old static div */
  textarea.editor{flex:1;background:rgba(0,0,0,0.30);border:1px solid var(--border);
    border-radius:var(--r-md);padding:14px 16px;font:13px var(--font);
    color:var(--text);line-height:1.55;resize:none;outline:none;
    min-height:240px;}
  textarea.editor:focus{border-color:rgba(91,233,185,0.30);}
  textarea.editor::placeholder{color:var(--text-3);}
  /* Spinner used while "summarizing" */
  .summarize-btn:disabled{opacity:0.7;cursor:default;}
  .spinner{display:inline-block;width:11px;height:11px;border:2px solid currentColor;
    border-top-color:transparent;border-radius:50%;animation:spin 0.7s linear infinite;}
  @keyframes spin{to{transform:rotate(360deg);}}
  /* AI result placeholder shown when nothing has been summarized yet */
  .ai-empty{display:flex;align-items:center;justify-content:center;
    min-height:560px;text-align:center;}
  .ai-empty-inner{max-width:380px;display:flex;flex-direction:column;align-items:center;gap:10px;}
  .ai-empty-glyph{font-size:36px;opacity:0.30;}
  .ai-empty h3{font-size:16px;font-weight:600;color:var(--text-2);margin:0;}
  .ai-empty p{font-size:13px;color:var(--text-3);line-height:1.55;margin:0;}
  .seg{text-align:center;font-size:11.5px;font-weight:500;color:var(--text-2);
    padding:6px 4px;border-radius:6px;cursor:pointer;}
  .seg.active{background:var(--surface-2);color:var(--text);font-weight:600;
    box-shadow:inset 0 0 0 1px var(--border-2);}
  .label-row{display:flex;justify-content:space-between;align-items:baseline;}
  .label-row .small{font-size:10.5px;color:var(--text-3);font-family:var(--mono);}
  .editor{flex:1;background:rgba(0,0,0,0.30);border:1px solid var(--border);
    border-radius:var(--r-md);padding:14px 16px;font-size:13px;color:var(--text);
    line-height:1.55;overflow-y:auto;min-height:220px;}
  .ai-action-row{display:flex;justify-content:space-between;align-items:center;}
  .privacy-badge{display:flex;align-items:center;gap:6px;font-size:11px;
    color:var(--green);font-weight:500;}
  .summarize-btn{background:var(--accent);color:#062821;border:0;border-radius:var(--r-sm);
    padding:8px 18px;font-size:13px;font-weight:600;cursor:pointer;
    display:inline-flex;align-items:center;gap:6px;box-shadow:0 0 16px var(--accent-glow);}
  .result-section-label{font-size:11px;font-weight:700;text-transform:uppercase;
    letter-spacing:0.6px;color:var(--text-2);margin-bottom:12px;}
  .save-row{display:flex;justify-content:flex-end;margin-top:22px;}

  /* review queue */
  .fail-card{padding:16px;border-radius:var(--r-md);background:var(--surface);
    border:1px solid var(--border);margin:16px 0;}
  .fail-list{display:flex;flex-direction:column;gap:8px;}
  .fail-item{display:flex;align-items:flex-start;gap:8px;font-size:13px;}
  .fail-item .dot{flex-shrink:0;margin-top:4px;}
  .fail-item.f .dot{color:var(--danger);}
  .fail-item.w .dot{color:var(--warn);}