/* ─────────────────────────────────────────────────────────────────
   LORE LIBRARY — grimoire two-page layout
   ───────────────────────────────────────────────────────────────── */

html, body { margin: 0; height: 100%; overflow: hidden; }

/* ─── Layout shell ─── */
.lore-layout {
  display: flex;
  height: 100dvh;
  height: 100vh;
}

/* ─────────────────────────────────────────────────────────────────
   LEFT PAGE — leather sidebar / table of contents
   ───────────────────────────────────────────────────────────────── */
.lore-sidebar {
  width: 270px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background:
    linear-gradient(175deg, var(--leather-warm) 0%, var(--leather) 40%, var(--leather-deep) 100%);
  border-right: 3px solid var(--gold-deep);
  box-shadow: 4px 0 18px rgba(0,0,0,0.55), inset -2px 0 8px rgba(0,0,0,0.2);
  position: relative;
}

/* Spine shadow line */
.lore-sidebar::after {
  content: '';
  position: absolute;
  top: 0; right: -2px; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold-bright), var(--gold-deep), var(--gold-bright));
  opacity: 0.35;
  pointer-events: none;
}

.lore-sidebar-header {
  padding: var(--sp-4) var(--sp-4) var(--sp-3);
  border-bottom: 1px solid rgba(168,120,43,0.3);
  flex-shrink: 0;
  background: rgba(0,0,0,0.12);
}

.lore-back {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-bottom: var(--sp-2);
  transition: color 0.15s;
}
.lore-back:hover { color: var(--gold-bright); }

.lore-sidebar-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--light);
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

#lore-nav {
  overflow-y: auto;
  flex: 1;
  padding: var(--sp-2) 0 var(--sp-5);
  scrollbar-width: thin;
  scrollbar-color: rgba(168,120,43,0.3) transparent;
}
#lore-nav::-webkit-scrollbar { width: 4px; }
#lore-nav::-webkit-scrollbar-track { background: transparent; }
#lore-nav::-webkit-scrollbar-thumb { background: rgba(168,120,43,0.3); border-radius: 2px; }

.lore-nav-group { margin-bottom: var(--sp-1h); }

.lore-nav-category {
  font-family: var(--font-display);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--gold);
  padding: var(--sp-3) 18px var(--sp-1);
}

.lore-nav-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-left: 3px solid transparent;
  padding: 8px 18px 8px 15px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--light-dim);
  cursor: pointer;
  transition: background 0.13s, border-color 0.13s, color 0.13s;
  line-height: 1.35;
}
.lore-nav-item:hover {
  background: rgba(168,120,43,0.12);
  border-left-color: var(--gold);
  color: var(--light);
}
.lore-nav-item.active {
  background: rgba(168,120,43,0.2);
  border-left-color: var(--gold-bright);
  color: var(--gold-bright);
  font-weight: 600;
}
.lore-nav-item:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--gold-bright);
}

/* ─────────────────────────────────────────────────────────────────
   RIGHT PAGE — parchment content
   ───────────────────────────────────────────────────────────────── */
.lore-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: linear-gradient(175deg, var(--parchment-bright) 0%, var(--parchment) 40%, #e5d4a0 100%);
  box-shadow: inset 4px 0 16px rgba(60,30,10,0.12);
}

.lore-topbar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: var(--sp-2) var(--sp-5);
  border-bottom: 1px solid rgba(168,120,43,0.2);
  flex-shrink: 0;
  min-height: 38px;
  background: rgba(60,30,10,0.05);
}
.lore-user {
  font-family: var(--font-body);
  font-size: 0.83rem;
  color: var(--ink-faded);
  font-style: italic;
}

/* Mobile nav toggle — hidden on desktop */
.lore-nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(168,120,43,0.4);
  border-radius: var(--radius-sm);
  color: var(--gold);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 5px 12px;
  cursor: pointer;
  margin-right: auto;
  transition: background 0.13s, border-color 0.13s;
}
.lore-nav-toggle:hover { background: rgba(168,120,43,0.12); border-color: var(--gold); }

#lore-content {
  flex: 1;
  overflow-y: auto;
  padding: clamp(28px, 5vw, 52px) clamp(28px, 6vw, 72px);
  scrollbar-width: thin;
  scrollbar-color: rgba(168,120,43,0.35) transparent;
}
#lore-content::-webkit-scrollbar { width: 5px; }
#lore-content::-webkit-scrollbar-track { background: transparent; }
#lore-content::-webkit-scrollbar-thumb { background: rgba(168,120,43,0.35); border-radius: 3px; }

.lore-welcome {
  max-width: 640px;
  padding-top: var(--sp-6);
}
.lore-welcome h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--rubric);
  letter-spacing: 0.06em;
  margin-bottom: var(--sp-3);
  border-bottom: 2px solid rgba(168,120,43,0.25);
  padding-bottom: var(--sp-3);
}
.lore-welcome p {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--ink-soft);
  font-style: italic;
}

.lore-article { max-width: 720px; }

/* ─────────────────────────────────────────────────────────────────
   MARKDOWN PROSE — .lore-md
   ───────────────────────────────────────────────────────────────── */
.lore-md {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--ink);
}

/* Drop-cap on first paragraph */
.lore-md > p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 3.4em;
  font-weight: 700;
  color: var(--gold-deep);
  float: left;
  line-height: 0.82;
  margin: 4px 6px -2px 0;
  text-shadow: 1px 1px 0 rgba(255,255,255,0.4), -1px -1px 0 rgba(60,30,10,0.3);
}

.lore-md h1 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.06em;
  color: var(--rubric);
  border-bottom: 2px solid rgba(168,120,43,0.3);
  padding-bottom: var(--sp-2);
  margin: 0 0 var(--sp-5);
  text-shadow: 0 1px 0 rgba(255,255,255,0.5);
}

.lore-md h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  color: var(--rubric-bright);
  margin: var(--sp-6) 0 var(--sp-2);
  border-bottom: 1px solid rgba(168,120,43,0.2);
  padding-bottom: var(--sp-1);
}

.lore-md h3 {
  font-family: var(--font-display);
  font-size: 1.0rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin: var(--sp-5) 0 var(--sp-2);
}

.lore-md p { margin: 0 0 var(--sp-4); }

.lore-md em { color: var(--ink-soft); }

.lore-md strong { color: var(--ink); font-weight: 700; }

.lore-md hr {
  border: none;
  border-top: 1px solid rgba(168,120,43,0.35);
  margin: var(--sp-6) 0;
  position: relative;
}
.lore-md hr::after {
  content: '❧';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--parchment);
  padding: 0 10px;
  color: var(--gold);
  font-size: 0.9rem;
  line-height: 1;
}

.lore-md blockquote {
  border-left: 3px solid var(--rubric);
  margin: 0 0 var(--sp-4);
  padding: var(--sp-2) var(--sp-4);
  background: rgba(139,26,26,0.05);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--ink-soft);
}
.lore-md blockquote p { margin-bottom: 0; }

.lore-md ul, .lore-md ol {
  padding-left: 26px;
  margin-bottom: var(--sp-4);
  color: var(--ink);
}
.lore-md li { margin-bottom: var(--sp-1h); }

.lore-md a { color: var(--rubric); text-decoration: underline; text-decoration-color: rgba(139,26,26,0.35); }
.lore-md a:hover { color: var(--gold-deep); text-decoration-color: var(--gold-deep); }

.lore-md code {
  background: rgba(60,30,10,0.09);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 0.88em;
  color: var(--ink-soft);
}

/* ─────────────────────────────────────────────────────────────────
   RESPONSIVE — tablet (≤768px)
   ───────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .lore-sidebar { width: 230px; }
  #lore-content { padding: 24px 28px; }
}

/* ─────────────────────────────────────────────────────────────────
   RESPONSIVE — phone (≤640px) — sidebar collapses to top dropdown
   ───────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  html, body { overflow: auto; }

  .lore-layout {
    flex-direction: column;
    height: auto;
    min-height: 100dvh;
    min-height: 100vh;
  }

  .lore-sidebar {
    width: 100%;
    max-height: 0;
    overflow: hidden;
    border-right: none;
    border-bottom: 2px solid var(--gold-deep);
    transition: max-height 0.3s ease;
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  }
  .lore-sidebar::after { display: none; }
  .lore-sidebar.is-open { max-height: 60vh; overflow-y: auto; }

  .lore-sidebar-header { display: none; }

  .lore-nav-toggle { display: block; }

  .lore-main { flex: none; min-height: 0; }

  #lore-content {
    overflow-y: visible;
    padding: 20px 18px;
  }
}