.portfolio{--portfolio-line:#dedfd8;--portfolio-green:#183f32;color:var(--ink,#1e3028)}
.portfolio-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:24px}
.portfolio-heading h1{font-family:var(--font-display,'Source Serif 4',serif);font-size:clamp(2rem,3vw,3rem);margin:0 0 6px;line-height:1.1}
.portfolio-heading p{margin:0;color:var(--ink-soft)}
.portfolio-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.portfolio [data-primary=true]{background:var(--portfolio-green);color:white;border-color:var(--portfolio-green)}
.portfolio .button.primary{background:var(--portfolio-green);border-color:var(--portfolio-green);color:#fff}
.portfolio .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.portfolio-status:empty{display:none}.portfolio-status{margin:12px 0;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.portfolio-layout{display:grid;grid-template-columns:200px minmax(0,1fr) 285px;gap:14px;align-items:stretch}
.portfolio-layout>aside,.portfolio-layout>section{min-width:0;border:1px solid var(--portfolio-line);border-radius:7px;background:var(--surface,#fff);overflow:hidden;height:720px}
.portfolio h2{font-family:var(--font-display,'Source Serif 4',serif);font-size:1.28rem;margin:0;line-height:1.25}
.portfolio-documents{display:flex;flex-direction:column;padding:18px 12px;gap:16px}
.portfolio-documents h2{padding:0 4px}.portfolio-documents .field{width:100%;min-width:0}
.portfolio-document-list{overflow:auto;flex:1;min-height:160px}
.portfolio-document{width:100%;display:flex;align-items:center;text-align:left;gap:12px;padding:12px 8px;margin:0 0 9px;border:1px solid transparent;background:transparent;border-radius:5px;color:inherit;cursor:pointer}
.portfolio-document.selected{background:#edf2eb;border-color:var(--portfolio-green)}
.portfolio-document:hover{background:#f1f3ee}.portfolio-document>span:last-child{min-width:0}
.portfolio-document strong{display:block;font-weight:600;font-size:.86rem;line-height:1.35;overflow-wrap:anywhere}
.portfolio-document small{display:block;font-size:.7rem;color:var(--ink-soft);margin-top:6px}
.portfolio-file-icon{display:grid;place-items:center;flex:0 0 42px;height:57px;border:1px solid #c9d1c7;background:#fff;box-shadow:2px 2px 0 #e4e8e1;color:#476252;font-size:.64rem;letter-spacing:.05em;border-radius:2px}
.portfolio-documents footer{border-top:1px solid var(--portfolio-line);padding:12px 4px 0}.portfolio-documents footer p{margin:12px 0 0;font-size:.7rem;line-height:1.5}
.portfolio-preview{display:flex;flex-direction:column}
.portfolio-preview-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px;background:#f4f4f0;border-bottom:1px solid var(--portfolio-line)}
.portfolio-preview-head h2{overflow-wrap:anywhere;font-size:1.04rem}.portfolio-preview-head a{font-size:.75rem;padding:8px;flex-shrink:0}
.portfolio-preview-body{flex:1;min-height:0;overflow:auto;background:#e9ebe7;display:flex;flex-direction:column;position:relative}
.portfolio-preview-body iframe{border:0;width:100%;flex:1;min-height:450px;background:#fff}
.portfolio-image{width:100%;height:100%;object-fit:contain;padding:18px;box-sizing:border-box}
.portfolio-text{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;margin:0 18px 22px;padding:30px 26px;background:white;color:#293229;font-family:'Source Serif 4',serif;font-size:.94rem;line-height:1.7;box-shadow:0 2px 8px #17291b10;min-height:480px}
.portfolio-preview-note{padding:10px 18px;margin:0;font-size:.7rem;color:#485749}
.portfolio-empty{padding:28px 18px;text-align:center;margin:auto;max-width:420px;color:var(--ink-soft);font-size:.9rem;line-height:1.6}
.portfolio-empty h3{color:var(--ink);font-family:'Source Serif 4',serif;font-size:1.5rem;margin:16px 0 8px}
.portfolio-paper-mark{font-size:3rem;color:#79917e}
.portfolio-discussion{display:flex;flex-direction:column;padding:20px 16px;gap:14px}
.portfolio-discussion header{border-bottom:1px solid var(--portfolio-line);padding-bottom:14px}
.portfolio-context{font-size:.79rem;color:var(--portfolio-green);overflow-wrap:anywhere;margin:12px 0 0}.portfolio-discussion header button{margin-top:12px;font-size:.75rem}
.portfolio-messages{flex:1;min-height:80px;overflow:auto;overscroll-behavior:contain;font-size:.83rem;line-height:1.6}
.portfolio-discussion-empty{color:var(--ink-soft);padding:16px 0}
.portfolio-turn{margin-bottom:22px}.portfolio-question{border-left:2px solid #c7d5c8;padding-left:10px;white-space:pre-wrap;overflow-wrap:anywhere}
.portfolio-answer>p{white-space:pre-wrap;overflow-wrap:anywhere}.portfolio-sources{border-top:1px solid var(--portfolio-line);padding-top:10px;color:var(--ink-soft);font-size:.71rem;line-height:1.5}
.portfolio-sources a{display:block;overflow-wrap:anywhere;color:inherit}.portfolio-sources p{margin:6px 0}.portfolio-sources ul{padding-left:15px}
#portfolio-compose{border-top:1px solid var(--portfolio-line);padding-top:14px;display:grid;gap:9px}#portfolio-compose label{font-size:.75rem}#portfolio-compose textarea{width:100%;resize:vertical;max-height:180px;min-height:84px}#portfolio-compose button{justify-self:end}#portfolio-compose .meta{font-size:.68rem;margin:0}
.portfolio-read-warning{background:#faf3e4;border:1px solid #e4d5b4;padding:12px;font-size:.78rem}.portfolio-read-warning p{margin-top:0}
.portfolio-tabs{display:none}.portfolio button:focus-visible,.portfolio a:focus-visible{outline:2px solid var(--portfolio-green);outline-offset:3px}
@media(min-width:1600px){.portfolio-layout{grid-template-columns:230px minmax(0,1fr) 320px;gap:18px}}
@media(max-width:1100px){
 .portfolio-heading{flex-direction:column}.portfolio-actions{justify-content:flex-start}
 .portfolio-tabs{display:flex;gap:4px;margin-bottom:12px;border-bottom:1px solid var(--portfolio-line)}
 .portfolio-tabs button{flex:1;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--ink-soft);padding:12px 6px;cursor:pointer}
 .portfolio-tabs button[aria-pressed=true]{border-color:var(--portfolio-green);color:var(--portfolio-green);font-weight:600}
 .portfolio-layout{display:block}.portfolio-layout>[data-portfolio-panel]{display:none;height:650px}
 .portfolio-layout[data-pane=documents]>[data-portfolio-panel=documents],.portfolio-layout[data-pane=discussion]>[data-portfolio-panel=discussion],.portfolio-layout[data-pane=preview]>[data-portfolio-panel=preview]{display:flex}
 .portfolio-document{padding:14px}.portfolio-file-icon{flex-basis:46px}.portfolio-text{padding:22px 18px;margin:0 10px 15px}
}
@media(max-width:980px){.library-app .sidebar-nav:has([data-view=portfolio]) .nav-group{grid-template-columns:repeat(5,minmax(0,1fr))}}