:root { --paper:#f7f7f4; --ink:#17181a; --muted:#6b6d70; --rule:#dcdcd6; --accent:#2f7d55; }
* { margin:0; padding:0; box-sizing:border-box; }
html { -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; }
body { background:var(--paper); color:var(--ink); font-family:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace; font-size:15px; line-height:1.85; padding:8vh 7vw 12vh; }
a { color:inherit; text-decoration:none; border-bottom:1px solid var(--rule); transition:color .2s,border-color .2s; }
a:hover { color:var(--accent); border-color:var(--accent); }
a:focus-visible { outline:2px solid var(--accent); outline-offset:3px; border-radius:2px; }

.post { max-width:68ch; margin:0 auto; }
.crumbs { font-size:.78rem; color:var(--muted); margin-bottom:3.5rem; }
.crumbs span { margin:0 .5em; color:var(--rule); }
.crumbs a { border:0; }
.crumbs a:hover { color:var(--accent); }

.head { margin-bottom:3rem; padding-bottom:2rem; border-bottom:1px solid var(--rule); }
.head h1 { font-size:clamp(1.5rem,3vw,2.1rem); font-weight:700; letter-spacing:-.02em; line-height:1.15; margin-bottom:.6rem; }
.sub { font-size:1.05rem; color:var(--accent); letter-spacing:-.01em; margin-bottom:1.2rem; }
.meta { font-size:.78rem; color:var(--muted); }

.post p, .post ul, .post ol, .post dl { margin-bottom:1.25rem; }
.post ul, .post ol { padding-left:1.6em; }
.post li { padding-left:.2em; }
.post li::marker { color:var(--muted); }
.post strong { font-weight:700; }
.post em { font-style:italic; }

h2 { font-size:1rem; font-weight:700; letter-spacing:-.01em; margin:3.2rem 0 1.2rem; padding-top:1.6rem; border-top:1px solid var(--rule); }
h2 .n { display:inline-block; min-width:2.6em; color:var(--accent); font-weight:500; }

blockquote { margin:1.4rem 0 1.4rem; padding-left:1.2rem; border-left:2px solid var(--accent); color:var(--ink); }
blockquote strong { color:var(--accent); }

.katex-display { margin:1.4rem 0 1.6rem; overflow-x:auto; overflow-y:hidden; font-size:1.05em; }
.katex-display::-webkit-scrollbar { height:4px; }

figure { margin:2rem 0 2.4rem; }
figure img { width:100%; height:auto; display:block; }
figure.narrow img { max-width:420px; margin:0 auto; }
figure.wide { margin-left:calc(50% - min(50vw - 7vw, 42ch)); margin-right:calc(50% - min(50vw - 7vw, 42ch)); }
figcaption { font-size:.74rem; color:var(--muted); margin-top:.8rem; letter-spacing:.01em; text-align:center; }

.fails dt { color:var(--accent); font-weight:500; margin-top:1rem; }
.fails dd { margin-bottom:.4rem; }
.cols { columns:2; column-gap:2.5rem; }
.cols li { break-inside:avoid; }
.stages { list-style:none; padding-left:0; }
.stages li { padding:.35rem 0; border-bottom:1px dashed var(--rule); }
.thesis { font-size:1.1rem; padding:1.2rem 0; margin:1.6rem 0; border-top:1px solid var(--ink); border-bottom:1px solid var(--ink); }

.refs { margin-top:4rem; }
.refs h2 { border-top:1px solid var(--rule); }
.refs ol { font-size:.8rem; color:var(--muted); line-height:1.7; padding-left:2em; }
.refs li { margin-bottom:.6rem; }
.refs li:target { color:var(--ink); }
.refs em { color:var(--ink); }

.foot { margin-top:4rem; font-size:.72rem; color:var(--muted); letter-spacing:.02em; }
.foot a { border:0; }

@media (max-width:680px) {
  body { padding:7vh 8vw 10vh; }
  .cols { columns:1; }
  figure.wide { margin-left:0; margin-right:0; }
  h2 .n { min-width:2em; }
}
@media (prefers-reduced-motion:reduce) { * { transition:none !important; } }

/* additions for longer papers */
h3 { font-size:.9rem; font-weight:700; letter-spacing:-.01em; margin:2.2rem 0 .9rem; color:var(--ink); }
.abstract { margin-bottom:1rem; padding:1.2rem 1.4rem; border:1px solid var(--rule); border-radius:4px; }
.abstract h3 { margin:0 0 .6rem; font-size:.78rem; color:var(--muted); font-weight:500; letter-spacing:.04em; }
.abstract p { font-size:.88rem; line-height:1.75; margin-bottom:.8rem; }
.abstract .jel { font-size:.74rem; color:var(--muted); margin:0; }
.prop { padding:.9rem 1.1rem; background:rgba(47,125,85,.06); border-left:2px solid var(--accent); }
table { width:100%; border-collapse:collapse; font-size:.82rem; line-height:1.55; margin:1.4rem 0 1.8rem; }
th, td { text-align:left; vertical-align:top; padding:.55rem .6rem .55rem 0; border-bottom:1px solid var(--rule); }
th { font-weight:500; color:var(--muted); font-size:.74rem; letter-spacing:.03em; }
td:first-child { color:var(--accent); white-space:nowrap; }
.appendix { margin:2.2rem 0; border-top:1px solid var(--rule); border-bottom:1px solid var(--rule); }
.appendix summary { cursor:pointer; padding:1rem 0; font-weight:700; font-size:.9rem; list-style:none; }
.appendix summary::before { content:"+"; color:var(--accent); display:inline-block; width:1.6em; }
.appendix[open] summary::before { content:"−"; }
.appendix summary::-webkit-details-marker { display:none; }
.appendix > *:not(summary) { margin-left:1.6em; }
.appendix h3 { margin-top:1.2rem; }
.appendix > p:last-child, .appendix > table:last-child { margin-bottom:1.4rem; }
.refs ul { list-style:none; padding:0; font-size:.8rem; color:var(--muted); line-height:1.7; }
.refs ul li { margin-bottom:.6rem; padding-left:1.4em; text-indent:-1.4em; }
@media (max-width:680px) { td:first-child { white-space:normal; } .appendix > *:not(summary) { margin-left:0; } }

/* raster figures on paper background */
figure img.raster { mix-blend-mode: multiply; }
.note { font-size:.82rem; color:var(--muted); padding:.9rem 1.1rem; border:1px dashed var(--rule); margin-bottom:2rem; }
.note a { color:var(--ink); }
table.t { width:100%; border-collapse:collapse; font-size:.82rem; margin:1.4rem 0 1.8rem; }
table.t th, table.t td { text-align:left; vertical-align:top; padding:.5rem .6rem .5rem 0; border-bottom:1px solid var(--rule); }
table.t th { font-weight:500; color:var(--muted); }
.prop { margin:1.6rem 0; padding:1rem 1.2rem; border-left:2px solid var(--accent); background:rgba(47,125,85,.05); }
.prop .lbl { color:var(--accent); font-weight:500; display:block; margin-bottom:.4rem; font-size:.85rem; }
.prop p:last-child { margin-bottom:0; }