:root {
  --bg: #ffffff;
  --fg: #1c1d1f;
  --muted: #6b7280;
  --panel: #f7f8f9;
  --line: #e5e7eb;
}

* { box-sizing: border-box; }
body { background: var(--bg); color: var(--fg); }

.layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
}

.site-header {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--line);
}

.brand h1 { margin: 0; font-size: 1.4rem; letter-spacing: 0.5px; }
.brand .strap { margin: 0; color: var(--muted); font-size: 0.95rem; }

.controls { display: flex; gap: .5rem; align-items: center; }
.controls input[type="search"] {
  padding: .45rem .6rem; min-width: 240px; border: 1px solid var(--line); border-radius: .4rem;
}
.btn {
  border: 1px solid var(--line);
  background: #fff;
  padding: .45rem .7rem;
  border-radius: .4rem;
  cursor: pointer;
}

.main { padding: 0; }
.graph { width: 100%; height: calc(100vh - 140px); }

.sidebar { border-left: 1px solid var(--line); background: var(--panel); padding: 1rem; }

.panel h2 { margin-top: 0; font-size: 1.2rem; }
.muted { color: var(--muted); }
.meta-row { margin: .25rem 0; font-size: .95rem; }
.related-list { list-style: none; padding-left: 0; }

.related-list li.related-item {
  color: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 0.04em;
}

.related-list li.related-item:hover,
.related-list li.related-item:focus-visible {
  text-decoration-thickness: 0.08em;
  outline: none;
}


/* Remove extra padding so the graph can fill the main column
   (only on small screens; wide screens respect sidebar width) */
@media (max-width: 991.98px){
  .page-columns .content { padding: 0; }
}

/* Make the graph container fill the viewport height (minus a small buffer) */
.graph-fill {
  width: 100%;
  min-height: calc(100vh - 120px);
  display: block;
}

.site-footer {
  grid-column: 1 / -1;
  padding: .8rem 1.2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

#kasmo-controls {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--panel, #f7f8f9);
  padding-top: .25rem;
  padding-bottom: .25rem;
}
.kasmo-sep { margin: .6rem 0; }
#kasmo-related-wrap h3 { margin-top: .3rem; }
#kasmo-selected-label { margin-top: .25rem; font-weight: 600; color: #0b0c0e;}

/* === Kasmo polish patch (append-only) === */

/* palette & tokens */
:root{
  --accent: #c0504d;           /* matches link strokes in graph */
  --accent-strong: #a12d2a;    /* hover/active */
  --radius: .6rem;
}

/* global type rhythm */
html { font-size: 17px; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--fg);
}

/* headings: slightly tighter & consistent weights */
h1 { font-weight: 800; letter-spacing: -0.01em; }
h2 { font-weight: 700; }
h3, h4 { font-weight: 600; }

/* links: use accent, underline on hover only */
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); text-decoration: underline; }

/* inputs & buttons: subtle focus using accent */
controls input[type="search"],
#kasmo-search.form-control {
  border-radius: var(--radius);
  border-color: var(--line);
  transition: box-shadow .15s ease, border-color .15s ease;
}
.controls input[type="search"]:focus,
#kasmo-search.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 .18rem rgba(192,80,77,.15);
}

.btn,
#kasmo-reset.btn,
#kasmo-lang.btn {
  border-radius: var(--radius);
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.btn:hover,
#kasmo-reset.btn:hover,
#kasmo-lang.btn:hover {
  border-color: var(--accent);
  color: var(--fg);          /* keep normal text color */
  background: #fff;          /* prevent Bootstrap darkening */
}

/* dividers a touch lighter & spaced */
.kasmo-sep{
  border: 0; height: 1px; background: var(--line);
  margin: .75rem 0;
}

/* sidebar headings & muted text harmony */
#kasmo-top h4, #kasmo-related-wrap h4, #kasmo-tags-wrap h4 { margin: .5rem 0 .25rem; }
#kasmo-top p, #kasmo-related, #kasmo-tags { color: var(--muted); }

/* graph text uses the same font; labels slightly lighter halo */
#graph svg text { font-family: inherit; }
#graph svg text.halo { stroke-width: 2.25px; }

/* subtle glow on the selected node (your code sets stroke-width=3 on it) */
#graph svg circle[stroke-width="3"] {
  filter: drop-shadow(0 0 4px rgba(161,45,42,.18));
}

/* small layout nits */
.quarto-title-block { margin-bottom: .8rem; }   /* give more room to the graph */
.graph-fill { min-height: calc(100vh - 136px); }/* sync with tighter title block */

/* responsive: keep things comfy on narrower screens */
@media (max-width: 992px){
  .controls input[type="search"]{ min-width: 200px; }
}

/* About page back button */
.about-back{ display:flex; justify-content:flex-end; margin:.25rem 0 1rem; }
.btn-back{
  display:inline-block; padding:.4rem .7rem; border:1px solid var(--line);
  border-radius:.6rem; background:#fff; color: var(--fg); text-decoration:none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.btn-back:hover{
  border-color: var(--accent, #c0504d);
  box-shadow: 0 0 0 .18rem rgba(192,80,77,.12);
  text-decoration:none;
}

#kasmo-def { text-align: justify; }

@media (min-width: 992px){
  :root { --sidebar-width: 330px; }
  #quarto-sidebar { width: var(--sidebar-width); }
}


@media (min-width: 992px){
  :root { --sidebar-width: 330px; }
  #quarto-sidebar { width: var(--sidebar-width); }

  body.nav-sidebar #quarto-content .content {
    margin-left: calc(var(--sidebar-width) - 210px) !important;
  }
}


#kasmo-prev.btn,
#kasmo-next.btn {
  padding: .25rem .5rem !important;   /* Bootstrap .btn-sm padding */
  font-size: .875rem;                  /* Bootstrap .btn-sm font-size */
  line-height: 1.25;                   /* slightly tighter line-height */
  white-space: nowrap;                 /* prevent wrapping */
}


#kasmo-prev.btn:hover,
#kasmo-next.btn:hover {
  border-color: var(--accent);
  color: var(--fg);
  background: #fff;
}

.btn.btn-sm { padding: .25rem .5rem !important; font-size: .875rem; }

/* Segmented Prev/Next — sits as one pill */
#kasmo-pager {
  display: inline-flex;
}

#kasmo-pager .btn {
  padding: .25rem .5rem !important;
  font-size: .875rem;
  line-height: 1.25;
  white-space: nowrap;
}

#kasmo-prev.btn {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

#kasmo-next.btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  margin-left: -1px;
}

#kasmo-pager .btn:hover {
  border-color: var(--accent);
  color: var(--fg);
  background: #fff;
}

#kasmo-pager .btn:focus {
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 .18rem rgba(192,80,77,.12);
}