/* Chess Lexicon Atlas — core stylesheet
   Design language: quiet reference-book aesthetic — parchment ground, deep ink accent,
   serif display type for an "atlas" feel, clean sans body text for long-form reading. */

:root {
  --ink: #1f2420;
  --ink-soft: #4b5049;
  --parchment: #faf6ee;
  --parchment-deep: #f1ead9;
  --accent: #7a2e2e;      /* deep chess-board red */
  --accent-soft: #a5615f;
  --board-dark: #2f3b2e;  /* deep board green */
  --gold: #a8842f;
  --line: #ddd3bc;
  --radius: 6px;
  --max-w: 960px;
  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--parchment);
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header / Nav ---------- */
header.site-header {
  background: var(--board-dark);
  color: var(--parchment);
  border-bottom: 3px solid var(--gold);
}
header.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
  gap: 10px;
}
.site-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--parchment);
  letter-spacing: 0.01em;
}
.site-title small {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 2px;
}
nav.site-nav a {
  color: var(--parchment-deep);
  margin-left: 18px;
  font-size: 0.92rem;
  font-weight: 500;
}
nav.site-nav a:hover { color: var(--gold); text-decoration: none; }
nav.site-nav a.current { color: var(--gold); }

/* ---------- Search box (used on landing + inline) ---------- */
.search-box {
  margin: 28px 0;
  position: relative;
}
.search-box input[type="search"] {
  width: 100%;
  padding: 14px 16px;
  font-size: 1.05rem;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  font-family: var(--font-sans);
}
.search-box input[type="search"]:focus {
  outline: none;
  border-color: var(--accent);
}
#search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  max-height: 360px;
  overflow-y: auto;
  z-index: 20;
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
  display: none;
}
#search-results.open { display: block; }
#search-results a {
  display: block;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}
#search-results a:hover { background: var(--parchment-deep); text-decoration: none; }
#search-results .sr-cat {
  font-size: 0.75rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-left: 6px;
}
#search-results .sr-empty { padding: 14px 16px; color: var(--ink-soft); font-size: 0.9rem; }

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  padding: 46px 0 10px;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  margin: 0 0 8px;
}
.hero p.tagline {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 620px;
  margin: 0 auto;
}
.hero .stats {
  margin-top: 18px;
  display: flex;
  gap: 28px;
  justify-content: center;
  flex-wrap: wrap;
  color: var(--ink-soft);
  font-size: 0.9rem;
}
.hero .stats strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--accent);
}

/* ---------- Category tiles ---------- */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 30px 0 50px;
}
.tile {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.tile:hover {
  border-color: var(--accent-soft);
  box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}
.tile h3 {
  font-family: var(--font-serif);
  margin: 0 0 6px;
  font-size: 1.25rem;
}
.tile h3 a { color: var(--ink); }
.tile p { margin: 0 0 10px; color: var(--ink-soft); font-size: 0.92rem; }
.tile .count { color: var(--accent); font-weight: 600; font-size: 0.85rem; }

/* ---------- Term of the day / featured card ---------- */
.featured-term {
  background: var(--parchment-deep);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 30px 0;
}
.featured-term .label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  color: var(--gold);
  font-weight: 700;
}
.featured-term h2 { margin: 6px 0 8px; font-family: var(--font-serif); }
.featured-term h2 a { color: var(--ink); }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 18px 0 6px;
}
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb a:hover { color: var(--accent); }

/* ---------- Term page ---------- */
main { padding-bottom: 60px; }

.term-header {
  margin: 10px 0 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.term-header h1 {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  margin: 4px 0 6px;
  display: inline-block;
}
.term-phonetic {
  color: var(--ink-soft);
  font-style: italic;
  margin-left: 10px;
  font-size: 1.05rem;
}
.badges { margin: 10px 0; display: flex; gap: 8px; flex-wrap: wrap; }
.badge {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--parchment-deep);
  color: var(--ink-soft);
  border: 1px solid var(--line);
}
.badge.origin { background: #eee4d1; color: var(--gold); border-color: var(--gold); }
.badge.audience { background: #e7eee3; color: #3f6b39; border-color: #b7d0ae; }
.badge.category { background: #f0e2e2; color: var(--accent); border-color: var(--accent-soft); }

.definition-short {
  font-size: 1.2rem;
  color: var(--ink);
  margin: 14px 0;
}
.definition-long { color: var(--ink-soft); margin-bottom: 8px; }

section.term-section {
  margin: 32px 0;
}
section.term-section h2 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  border-bottom: 2px solid var(--gold);
  display: inline-block;
  padding-bottom: 3px;
  margin-bottom: 14px;
}

.etymology-narrative {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  font-size: 1.02rem;
}
.etymology-narrative .origin-line {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-bottom: 10px;
}
.etymology-narrative .origin-line .foreign-word {
  font-weight: 700;
  color: var(--ink);
}
.no-etymology-note {
  color: var(--ink-soft);
  font-style: italic;
  background: var(--parchment-deep);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
}

/* Translation table */
table.translation-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.95rem;
}
table.translation-table th, table.translation-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
table.translation-table th {
  background: var(--parchment-deep);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}
table.translation-table tr:last-child td { border-bottom: none; }
table.translation-table .lang-name a { color: var(--ink); font-weight: 600; }
table.translation-table .loanword-tag {
  font-size: 0.7rem;
  color: var(--gold);
  text-transform: uppercase;
  margin-left: 6px;
}
table.translation-table th:nth-child(3) { width: 40%; }
table.translation-table .ff-note {
  color: var(--ink-soft);
  font-size: 0.85rem;
  font-style: italic;
  display: block;
}
tr[dir="rtl"] td.translated { direction: rtl; text-align: right; font-size: 1.1rem; }

.no-translations-note {
  color: var(--ink-soft);
  font-style: italic;
}

.source-list {
  font-size: 0.88rem;
  color: var(--ink-soft);
}
.source-list li { margin-bottom: 4px; word-break: break-all; }

.related-terms { display: flex; gap: 10px; flex-wrap: wrap; }
.related-terms a {
  display: inline-block;
  padding: 6px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.88rem;
}
.related-terms a:hover { border-color: var(--accent-soft); color: var(--accent); text-decoration: none; }

/* Category / listing pages */
.term-list {
  display: grid;
  gap: 12px;
  margin: 20px 0 50px;
}
.term-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 18px;
}
.term-row:hover { border-color: var(--accent-soft); }
.term-row .tr-name { font-family: var(--font-serif); font-size: 1.1rem; }
.term-row .tr-name a { color: var(--ink); }
.term-row .tr-def { color: var(--ink-soft); font-size: 0.9rem; flex: 1; text-align: left; margin-left: 16px; }
.term-row .tr-origin { font-size: 0.78rem; color: var(--gold); white-space: nowrap; }

.category-intro { color: var(--ink-soft); max-width: 720px; }

/* Category filter chips on landing/category pages */
.filter-chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 18px 0; }
.filter-chips a {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink-soft);
  font-size: 0.85rem;
}
.filter-chips a.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ---------- Footer ---------- */
footer.site-footer {
  background: var(--board-dark);
  color: var(--parchment-deep);
  padding: 30px 0;
  margin-top: 50px;
  font-size: 0.85rem;
}
footer.site-footer a { color: var(--gold); }
footer.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

@media (max-width: 620px) {
  .hero h1 { font-size: 1.9rem; }
  .term-header h1 { font-size: 1.9rem; }
  .term-row { flex-direction: column; align-items: flex-start; }
  .term-row .tr-def { margin-left: 0; }
  nav.site-nav { display: flex; flex-wrap: wrap; gap: 4px 0; }
  nav.site-nav a { margin-left: 0; margin-right: 14px; }
}