/* ============================================================
   ROMANS ROAD — GLOBAL STYLESHEET
   All volumes share this file. Edit once, updates everywhere.
   ============================================================ */

/* ── DESIGN TOKENS ─────────────────────────────────────────── */
:root {
  --gold:        #b8973a;
  --gold-light:  #d4b45a;
  --ink:         #1a1208;
  --ink-soft:    #2a1f0e;
  --parchment:   #faf6ee;
  --cream:       #f3ede0;
  --rule:        #d4c49a;
  --greek:       #5c3d1e;
  --sidebar-w:   280px;
  --content-max: 820px;

  /* EXPANSION SLOT: theme overrides go here */
  /* --gold: #your-color; */
}

/* ── DARK MODE SLOT ─────────────────────────────────────────── */
/* EXPANSION SLOT: uncomment and customize for dark/night mode */
/*
[data-theme="dark"] {
  --parchment: #0f0d09;
  --cream:     #1a1610;
  --ink:       #e8dfc8;
  --ink-soft:  #c8b890;
}
*/

/* ── RESET & BASE ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'EB Garamond', Georgia, serif;
  background: var(--parchment);
  color: var(--ink);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── SIDEBAR ────────────────────────────────────────────────── */
#sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--ink);
  color: #e8dfc8;
  height: 100vh;
  position: sticky;
  top: 0;
  overflow-y: auto;
  padding: 0 0 2rem 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

#sidebar-header {
  padding: 1.5rem 1.2rem 1rem;
  border-bottom: 1px solid #3a2e1a;
}

#sidebar-header h2 {
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  color: var(--gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.4;
}

#sidebar-header p {
  font-size: 0.72rem;
  color: #9a8a6a;
  margin-top: 0.3rem;
  font-style: italic;
}

/* Volume navigation tabs */
#vol-nav {
  display: flex;
  border-bottom: 1px solid #3a2e1a;
}

#vol-nav a {
  flex: 1;
  text-align: center;
  padding: 0.5rem 0.3rem;
  font-family: 'Cinzel', serif;
  font-size: 0.68rem;
  color: #9a8a6a;
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.15s, background 0.15s;
  border-right: 1px solid #3a2e1a;
}

#vol-nav a:last-child { border-right: none; }
#vol-nav a:hover { color: var(--gold); background: var(--ink-soft); }
#vol-nav a.active { color: var(--gold); background: var(--ink-soft); }

/* Nav search */
#nav-search {
  margin: 0.8rem 1rem;
  width: calc(100% - 2rem);
  background: var(--ink-soft);
  border: 1px solid #4a3a1e;
  border-radius: 4px;
  padding: 0.4rem 0.7rem;
  color: #e8dfc8;
  font-family: 'EB Garamond', serif;
  font-size: 0.85rem;
  outline: none;
}

#nav-search::placeholder { color: #6a5a3a; }

/* Nav list */
#nav-list {
  list-style: none;
  padding: 0.5rem 0;
}

#nav-list li a {
  display: block;
  color: #c8b890;
  text-decoration: none;
  font-size: 0.8rem;
  line-height: 1.3;
  transition: color 0.15s, background 0.15s;
}

#nav-list li a:hover,
#nav-list li a.active {
  color: var(--gold);
  background: var(--ink-soft);
}

.nav-h1 a {
  padding: 0.5rem 1.2rem;
  font-family: 'Cinzel', serif;
  font-size: 0.78rem !important;
  color: var(--gold) !important;
  letter-spacing: 0.05em;
  border-top: 1px solid #2a2010;
  margin-top: 0.3rem;
}

.nav-h2 a { padding: 0.3rem 1.4rem; }
.nav-h3 a { padding: 0.2rem 1.8rem; color: #8a7a5a !important; font-style: italic; }

/* ── HAMBURGER MENU (mobile) ────────────────────────────────── */
#menu-toggle {
  display: none;
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 200;
  background: var(--ink);
  border: 1px solid var(--gold);
  border-radius: 4px;
  padding: 0.5rem 0.7rem;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
}

#menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
  transition: all 0.3s;
}

#sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 99;
}

/* ── MAIN CONTENT ───────────────────────────────────────────── */
#main {
  flex: 1;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 3rem 3.5rem 6rem;
}

/* ── TYPOGRAPHY ─────────────────────────────────────────────── */
h1.chapter-title {
  font-family: 'Cinzel', serif;
  font-size: 1.6rem;
  color: var(--ink);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 0.6rem;
  margin: 3.5rem 0 0.3rem;
  letter-spacing: 0.05em;
}

h1.chapter-title:first-child { margin-top: 0; }

/* Chapter subtitle (Header 1 Sub 1) */
h2.chapter-subtitle {
  font-family: 'EB Garamond', serif;
  font-size: 1.05rem;
  font-weight: 400;
  font-style: italic;
  color: var(--greek);
  margin: 0 0 1.8rem;
  border-bottom: none;
  padding-bottom: 0;
  letter-spacing: 0;
}

h2 {
  font-family: 'Cinzel', serif;
  font-size: 1.1rem;
  color: #3a2800;
  margin: 2.2rem 0 0.8rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--rule);
  letter-spacing: 0.03em;
}

h3 {
  font-family: 'EB Garamond', serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: #4a3200;
  margin: 1.6rem 0 0.5rem;
}

h4 {
  font-family: 'EB Garamond', serif;
  font-size: 1rem;
  font-weight: 600;
  font-style: italic;
  color: #5a4010;
  margin: 1.2rem 0 0.4rem;
}

p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 0.9rem;
  text-align: justify;
  hyphens: auto;
}

blockquote.esv-quote {
  margin: 1.2rem 0 1.2rem 1.5rem;
  padding: 0.8rem 1.2rem;
  border-left: 3px solid var(--gold);
  background: var(--cream);
  font-style: italic;
  font-size: 1rem;
  line-height: 1.75;
  color: #2a1e08;
}

.spacer { height: 0.4rem; }

/* ── GLOSSARY TABLES ────────────────────────────────────────── */
.glossary-wrap {
  margin: 2rem 0;
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
}

.glossary-label {
  background: var(--ink);
  color: var(--gold);
  font-family: 'Cinzel', serif;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  font-style: normal;
}

.glossary-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.glossary-table td {
  padding: 0.55rem 0.9rem;
  vertical-align: top;
  border-bottom: 1px solid #e8dfc0;
  line-height: 1.5;
}

.glossary-table .header-row td {
  background: var(--ink-soft);
  color: var(--gold);
  font-family: 'Cinzel', serif;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  font-weight: 600;
  border-bottom: 2px solid var(--gold);
}

.glossary-table .alt-row td { background: var(--cream); }

.greek-cell {
  font-size: 1.05rem;
  color: var(--greek);
  white-space: pre-line;
}

/* ── GREEK POPUP SLOT ───────────────────────────────────────── */
/* EXPANSION SLOT: Greek term hover popup */
.greek-term {
  color: var(--greek);
  border-bottom: 1px dotted var(--greek);
  cursor: pointer;
  /* future: triggers popup with lexical data */
}

#greek-popup {
  display: none; /* EXPANSION SLOT: show on greek-term click */
  position: fixed;
  background: var(--ink);
  color: #e8dfc8;
  border: 1px solid var(--gold);
  border-radius: 6px;
  padding: 1rem;
  max-width: 300px;
  font-size: 0.9rem;
  line-height: 1.6;
  z-index: 300;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

/* ── CROSS-REFERENCE PANEL SLOT ─────────────────────────────── */
#xref-panel {
  display: none; /* EXPANSION SLOT: slide-in cross-reference panel */
  position: fixed;
  right: 0;
  top: 0;
  height: 100vh;
  width: 340px;
  background: var(--cream);
  border-left: 2px solid var(--rule);
  padding: 1.5rem;
  z-index: 150;
  overflow-y: auto;
}

/* ── SEARCH PANEL SLOT ──────────────────────────────────────── */
#search-panel {
  display: none; /* EXPANSION SLOT: full-text search across volumes */
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  padding: 1rem 2rem;
  z-index: 250;
  border-bottom: 2px solid var(--gold);
}

/* ── USER NOTES SLOT ────────────────────────────────────────── */
.user-note-anchor {
  /* EXPANSION SLOT: paragraphs get note icon on hover */
}

/* ── SCROLL TO TOP ──────────────────────────────────────────── */
#top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--ink);
  color: var(--gold);
  border: 1px solid var(--gold);
  border-radius: 4px;
  padding: 0.4rem 0.8rem;
  font-family: 'Cinzel', serif;
  font-size: 0.75rem;
  cursor: pointer;
  letter-spacing: 0.08em;
  opacity: 0;
  transition: opacity 0.3s;
  text-decoration: none;
  z-index: 50;
}

#top-btn.visible { opacity: 1; }

/* ── READING PROGRESS BAR ───────────────────────────────────── */
#progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--gold);
  width: 0%;
  z-index: 500;
  transition: width 0.1s;
}

/* ── INSTALL BANNER (PWA) ───────────────────────────────────── */
#install-banner {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  color: #e8dfc8;
  padding: 0.8rem 1.5rem;
  font-family: 'Cinzel', serif;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  border-top: 1px solid var(--gold);
  z-index: 400;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

#install-banner button {
  background: var(--gold);
  color: var(--ink);
  border: none;
  border-radius: 3px;
  padding: 0.4rem 1rem;
  font-family: 'Cinzel', serif;
  font-size: 0.75rem;
  cursor: pointer;
  white-space: nowrap;
}

#install-banner .dismiss {
  background: transparent;
  color: #9a8a6a;
  border: 1px solid #4a3a1e;
}

/* ── MOBILE ─────────────────────────────────────────────────── */
@media (max-width: 900px) {
  body { display: block; }

  #sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    transform: translateX(-100%);
    z-index: 100;
  }

  #sidebar.open { transform: translateX(0); }

  #sidebar-overlay.open { display: block; }

  #menu-toggle { display: flex; }

  #main {
    padding: 4rem 1.2rem 5rem;
    max-width: 100%;
  }

  h1.chapter-title { font-size: 1.3rem; }
  h2 { font-size: 1rem; }

  blockquote.esv-quote {
    margin-left: 0.5rem;
    padding: 0.6rem 0.8rem;
  }

  .glossary-table { font-size: 0.82rem; }
  .glossary-table td { padding: 0.4rem 0.5rem; }

  #top-btn { bottom: 1rem; right: 1rem; }
}

@media (max-width: 480px) {
  #main { padding: 4rem 0.9rem 5rem; }
  p { font-size: 1rem; text-align: left; }
  h1.chapter-title { font-size: 1.15rem; }
}