/* litmap engine — project-neutral styles for the literary-geography map
   (header · accordion sidebar · Leaflet map · popups · footer). Warm,
   aged-paper palette; a project may override the tokens below. */

:root {
  --paper: #ede6df;
  --ink: #2a2018;
  --ink-soft: #5a4535;
  --rule: rgba(60, 40, 20, 0.14);
  --panel-bg: rgba(247, 243, 238, 0.96);
  --sheet-peek: 52px;   /* height of the collapsed sidebar sheet on small screens */
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background: var(--paper);
}

/* ── LAYOUT ── */
#app {
  display: grid;
  grid-template-columns: 320px 1fr;
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "header header"
    "sidebar map";
  height: 100vh;
  height: 100dvh;   /* mobile browsers: exclude the dynamic URL bar */
}

header {
  grid-area: header;
  display: flex;
  align-items: baseline;
  gap: 1em;
  flex-wrap: wrap;
  padding: 0.7em 1.2em;
  background: linear-gradient(to right, #ede6df 0%, #cdbba8 100%);
  border-bottom: 1px solid var(--rule);
}

header h1 {
  font-weight: 300;
  font-size: clamp(1.05rem, 2vw, 1.5rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0;
  color: #3a2a1a;
}

header .tagline {
  font-style: italic;
  font-size: 0.85rem;
  color: var(--ink-soft);
  flex: 1 1 auto;
}

/* Work switch — the prominent Dubliners / Ulysses tabs */
.work-switch {
  display: inline-flex;
  gap: 0.3em;
}
.work-switch a {
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  font-style: italic;
  text-decoration: none;
  cursor: pointer;
  padding: 0.2em 0.7em;
  border-radius: 4px;
  color: var(--ink-soft);
  border: 1px solid transparent;
}
.work-switch a:hover { background: rgba(255, 255, 255, 0.4); }
.work-switch a.active {
  color: #3a2a1a;
  background: rgba(255, 252, 248, 0.7);
  border-color: var(--rule);
  font-weight: 600;
}

.work-switch a .exp {
  font-size: 0.55rem;
  font-style: normal;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  background: #b5651d;
  border-radius: 3px;
  padding: 0.05em 0.35em;
  margin-left: 0.25em;
  vertical-align: 0.35em;
}

/* Tagline experimental notice */
.exp-note {
  color: #a05a1a;
  font-style: normal;
  font-size: 0.78rem;
}

.lang-switch a {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: rgba(90, 70, 55, 0.55);
  cursor: pointer;
  padding: 0.2em 0.45em;
}
.lang-switch a:hover { color: rgba(60, 40, 25, 1); }
.lang-switch a.active {
  color: rgba(60, 40, 25, 1);
  border-bottom: 1px solid rgba(60, 40, 25, 0.5);
}

/* ── SIDEBAR ── */
#sidebar {
  grid-area: sidebar;
  background: var(--panel-bg);
  border-right: 1px solid var(--rule);
  overflow-y: auto;
  padding: 0.6em 0;
}

.sidebar-tools {
  display: flex;
  gap: 0.5em;
  padding: 0 1em 0.5em;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 0.4em;
}
.sidebar-tools button {
  flex: 1;
  font: inherit;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  padding: 0.35em 0.4em;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.5);
  color: var(--ink-soft);
}
.sidebar-tools button:hover { background: rgba(255, 255, 255, 0.9); }

.story-item {
  display: flex;
  align-items: center;
  gap: 0.55em;
  padding: 0.4em 1em;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1.2;
}
.story-item:hover { background: rgba(0, 0, 0, 0.04); }
.story-item.off { opacity: 0.4; }

.caret {
  flex: 0 0 auto;
  width: 0.8em;
  font-size: 0.7rem;
  color: #9a8a7a;
  transition: transform 0.15s ease;
}
.story-item.expanded .caret { transform: rotate(90deg); }

.swatch {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  flex: 0 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.25);
  cursor: pointer;
}
.swatch:hover { box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.18); }

.story-item .count {
  margin-left: auto;
  font-size: 0.72rem;
  color: #9a8a7a;
}
.grp-unverified {
  margin-left: 0.5em;
  font-size: 0.6rem;
  font-style: italic;
  letter-spacing: 0.02em;
  color: #a05a1a;
  white-space: nowrap;
}
.grp-badge {
  margin-left: 0.5em;
  padding: 0.05em 0.4em;
  font-size: 0.62rem;
  letter-spacing: 0.02em;
  color: #6a5037;
  background: rgba(120, 90, 60, 0.12);
  border-radius: 3px;
  white-space: nowrap;
}

/* ── persons register: its own section, set apart below the groups ── */
.person-sec {
  display: flex;
  align-items: center;
  gap: 0.55em;
  margin-top: 0.9em;
  padding: 0.5em 1em 0.4em;
  border-top: 2px solid rgba(60, 40, 20, 0.16);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #6a5037;
}
.person-sec:hover { background: rgba(0, 0, 0, 0.04); }
.person-sec.expanded .caret { transform: rotate(90deg); }
.person-sec .count { margin-left: auto; font-size: 0.72rem; font-weight: 400; color: #9a8a7a; }
.person-item {
  display: flex;
  align-items: baseline;
  gap: 0.45em;
  padding: 0.32em 1em 0.32em 1.5em;
  cursor: pointer;
  font-size: 0.84rem;
  line-height: 1.25;
}
.person-item:hover { background: rgba(0, 0, 0, 0.04); }
.person-item.expanded .caret { transform: rotate(90deg); }
.person-item .person-role {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.66rem;
  font-style: italic;
  color: #9a8a7a;
}
.person-item .count { flex: 0 0 auto; font-size: 0.72rem; color: #9a8a7a; }
.person-item .p-swatch {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: 0 0 auto;
  align-self: center;
  border: 1px solid rgba(0, 0, 0, 0.25);
}

/* ── collapsible place list under each group ── */
.place-list {
  border-bottom: 1px solid rgba(60, 40, 20, 0.06);
}
.place-item {
  padding: 0.28em 1em 0.28em 2.7em;
  font-size: 0.82rem;
  color: var(--ink-soft);
  cursor: pointer;
  line-height: 1.3;
}
.place-item:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--ink);
}
.pl-route {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #9a8a7a;
}

/* ── MAP ── */
#map {
  grid-area: map;
  height: 100%;
  background: #dfe3e6;
}
/* Note: Leaflet's controls (zoom, legend) always paint above popups — the map
   pane is its own stacking context (transform), so no z-index on the controls
   can change that. engine.js instead pads the popup autoPan so a popup is
   panned clear of the zoom control's column (autoPanPaddingTopLeft). */

/* ── POPUP ── */
.leaflet-popup-content-wrapper {
  border-radius: 6px;
  background: var(--panel-bg);
}
.leaflet-popup-content {
  margin: 0.9em 1em;
  font-family: Georgia, serif;
  color: var(--ink);
  max-width: 280px;
}
/* When a long quote exceeds maxHeight, Leaflet wraps the content in this
   scrollable container — give it a touch of breathing room and a subtle
   scrollbar. */
.leaflet-popup-scrolled {
  padding-right: 0.4em;
  border-bottom: 1px solid rgba(60, 40, 20, 0.12);
  scrollbar-width: thin;
}
.pop-name {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.15em;
}
.pop-story {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.5em;
}
.pop-time {
  display: inline-block;
  margin-left: 0.4em;
  padding: 0.05em 0.45em;
  font-size: 0.66rem;
  letter-spacing: 0.03em;
  color: #6a5037;
  background: rgba(120, 90, 60, 0.12);
  border-radius: 3px;
  vertical-align: 0.1em;
}
.pop-char {
  font-size: 0.8rem;
  font-weight: 600;
  color: #4a3a2a;
  margin-bottom: 0.45em;
}
.pop-char::before {
  content: "\1F6B6  "; /* walking figure */
  font-weight: 400;
}

.pop-gloss {
  font-style: italic;
  color: var(--ink-soft);
  font-size: 0.85rem;
  margin-bottom: 0.5em;
}
.pop-quote {
  font-size: 0.85rem;
  line-height: 1.45;
  border-left: 2px solid rgba(120, 90, 60, 0.4);
  padding-left: 0.7em;
}
.pop-page {
  display: block;
  margin-top: 0.4em;
  font-size: 0.72rem;
  color: #9a8a7a;
}
.pop-src {
  display: inline-block;
  margin-top: 0.5em;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: #6a5037;
  text-decoration: none;
  border-bottom: 1px solid rgba(120, 90, 60, 0.35);
}
.pop-src:hover { color: #3a2a1a; border-bottom-color: rgba(60, 40, 25, 0.7); }
.pop-essay {
  display: block;
  margin-top: 0.6em;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: #6a5037;
  text-decoration: none;
  border-bottom: 1px solid rgba(120, 90, 60, 0.35);
  width: fit-content;
}
.pop-essay:hover { color: #3a2a1a; border-bottom-color: rgba(60, 40, 25, 0.7); }
.pop-unverified {
  margin-top: 0.5em;
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: #a05a1a;
}
.pop-authority {
  margin-top: 0.5em;
  font-size: 0.72rem;
}
.pop-fictional { color: #b06a52; font-style: italic; }
.pop-wd { color: #1565a0; text-decoration: none; }
.pop-wd:hover { text-decoration: underline; }
.pop-source {
  margin-top: 0.6em;
  padding-top: 0.4em;
  border-top: 1px solid rgba(60, 40, 20, 0.12);
  font-size: 0.66rem;
  font-style: italic;
  color: #8a7a6a;
}

/* ── FOOTER — single credit line (Leaflet's own attribution control is
   disabled in engine.js; work credit + basemap + Leaflet + Impressum all
   live here, so nothing overlaps at the bottom of the map) ── */
.credit {
  position: absolute;
  right: 6px;
  bottom: 6px;
  max-width: calc(100% - 340px);   /* stay clear of the 320px sidebar */
  z-index: 500;
  font-family: Georgia, serif;
  font-size: 0.68rem;
  line-height: 1.35;
  text-align: right;
  color: var(--ink-soft);
  background: rgba(247, 243, 238, 0.8);
  padding: 0.2em 0.6em;
  border-radius: 4px;
}
.credit a { color: var(--ink-soft); }
.impressum-link { cursor: pointer; border-bottom: 1px solid rgba(60, 40, 20, 0.3); }
.impressum-link:hover { color: #3a2a1a; border-bottom-color: rgba(60, 40, 25, 0.7); }

/* ── Location-certainty legend (halo colours) ── */
.conf-legend {
  font-family: Georgia, serif;
  font-size: 0.7rem;
  line-height: 1.5;
  color: var(--ink-soft);
  background: rgba(247, 243, 238, 0.85);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.4em 0.6em;
}
.conf-legend .conf-title {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #6a5037;
  margin-bottom: 0.25em;
}
.conf-legend .conf-row {
  display: flex;
  align-items: center;
  gap: 0.45em;
}
.conf-legend .conf-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex: 0 0 auto;
}

/* ── Impressum / about overlay ── */
#impressum-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(20, 15, 10, 0.45);
}
#impressum-modal.open { display: flex; }
.impressum-box {
  position: relative;
  max-width: 560px;
  max-height: 80vh;
  overflow: auto;
  margin: 1em;
  padding: 1.6em 1.9em;
  background: var(--panel-bg);
  color: var(--ink);
  border-radius: 8px;
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.3);
  font-family: Georgia, serif;
  line-height: 1.5;
}
.impressum-close {
  position: absolute;
  top: 0.4em;
  right: 0.6em;
  border: none;
  background: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--ink-soft);
}
.impressum-content h2 { margin-top: 0; font-weight: 300; letter-spacing: 0.05em; }
.impressum-content h3 { margin-bottom: 0.3em; font-weight: 600; }
.impressum-content a { color: #6a5037; }
.impressum-content ul { padding-left: 1.2em; }

/* ── small-screen chrome — hidden on desktop, see @media below ── */
.sheet-handle, .credit-toggle { display: none; }

/* ── MOBILE ── full-height map; the sidebar becomes a bottom sheet with a
   handle (tap or swipe); credit collapses behind an ⓘ button; tagline is one
   ellipsised line that expands on tap; touch targets ≥ 44px. ── */
@media (max-width: 680px) {
  #app {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    grid-template-areas:
      "header"
      "map";
  }

  /* grid items must be allowed to shrink below their content's min width —
     otherwise the nowrap header row widens the whole layout past the viewport
     and the map pane ends up wider than the screen */
  #app { width: 100%; max-width: 100vw; }
  #app > * { min-width: 0; }

  /* header: title + tabs on one row, tagline as a compact second line */
  header { padding: 0.5em 0.8em; gap: 0.3em 0.8em; align-items: center; }
  header h1 { font-size: 0.95rem; letter-spacing: 0.06em; flex: 0 0 auto; }
  /* tabs take the rest of the row and scroll sideways if there are many */
  .work-switch { flex: 1 1 auto; min-width: 0; overflow-x: auto; white-space: nowrap; scrollbar-width: none; }
  .work-switch::-webkit-scrollbar { display: none; }
  .work-switch a { flex: 0 0 auto; padding: 0.3em 0.6em; font-size: 0.78rem; }
  header .tagline {
    flex: 1 1 100%;
    font-size: 0.78rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
  }
  header .tagline.full { white-space: normal; }

  /* sidebar → bottom sheet */
  #sidebar {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 1100;   /* above Leaflet's controls (1000) */
    height: var(--sheet-peek);
    padding: 0 0 env(safe-area-inset-bottom, 0);
    overflow: hidden;
    border-right: none;
    border-top: 1px solid var(--rule);
    border-radius: 14px 14px 0 0;
    box-shadow: 0 -4px 18px rgba(0, 0, 0, 0.15);
    transition: height 0.25s ease;
  }
  body.sheet-open #sidebar {
    height: min(72vh, 72dvh);
    overflow-y: auto;
  }
  .sheet-handle {
    display: flex;
    align-items: center;
    gap: 0.6em;
    position: sticky;
    top: 0;
    z-index: 1;
    width: 100%;
    height: var(--sheet-peek);
    padding: 0 1em;
    border: none;
    border-bottom: 1px solid var(--rule);
    background: var(--panel-bg);
    font: inherit;
    font-size: 0.82rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #6a5037;
    cursor: pointer;
    text-align: left;
  }
  .sheet-handle .grip {
    position: absolute;
    top: 6px; left: 50%;
    width: 36px; height: 4px;
    margin-left: -18px;
    border-radius: 2px;
    background: rgba(60, 40, 20, 0.25);
  }
  .sheet-handle .sheet-label { flex: 1 1 auto; margin-top: 6px; }
  .sheet-handle .sheet-caret {
    margin-top: 6px;
    font-size: 1rem;
    color: #9a8a7a;
    transition: transform 0.25s ease;
  }
  body.sheet-open .sheet-handle .sheet-caret { transform: rotate(180deg); }
  .sidebar-tools { padding: 0.6em 1em 0.6em; margin-bottom: 0.2em; }
  .sidebar-tools button { padding: 0.6em 0.4em; font-size: 0.8rem; }

  /* touch targets */
  .story-item { padding: 0.65em 1em; font-size: 0.95rem; min-height: 44px; }
  .place-item { padding: 0.6em 1em 0.6em 2.7em; font-size: 0.9rem; min-height: 40px; }
  .person-sec { padding: 0.7em 1em 0.6em; }
  .person-item { padding: 0.55em 1em 0.55em 1.5em; }
  .swatch { position: relative; width: 16px; height: 16px; }
  .swatch::after { content: ""; position: absolute; inset: -12px; }   /* 40px hit area */

  /* map chrome: keep Leaflet's bottom controls (certainty legend) above the
     collapsed sheet; credit hides behind the ⓘ button */
  .leaflet-bottom { bottom: var(--sheet-peek); }
  .credit {
    display: none;
    left: 6px; right: 6px;
    bottom: calc(var(--sheet-peek) + 44px);
    max-width: none;
    text-align: left;
    font-size: 0.7rem;
    background: rgba(247, 243, 238, 0.95);
    border: 1px solid var(--rule);
    z-index: 1100;
  }
  .credit.open { display: block; }
  .credit-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    right: 8px;
    bottom: calc(var(--sheet-peek) + 8px);
    z-index: 1100;
    width: 30px; height: 30px;
    border: 1px solid var(--rule);
    border-radius: 50%;
    background: rgba(247, 243, 238, 0.9);
    color: var(--ink-soft);
    font: inherit;
    font-size: 1rem;
    cursor: pointer;
  }
  .conf-legend { font-size: 0.66rem; padding: 0.3em 0.5em; }
  .impressum-box { max-height: 85vh; max-height: 85dvh; padding: 1.2em 1.2em; }
}