/* ──────────────────────────────────────────────────────────
   Coreano theme — templates.css
   Estilos específicos de plantillas extraídos de los <style>
   inline de template-vocabulario.php, template-numeros.php y
   template-cultura.php. Se enqueuea sólo en esas tres páginas.
   ────────────────────────────────────────────────────────── */

/* ───────── Vocabulario ───────── */
.vocab-controls { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem; }
.vocab-search-wrap { position: relative; }
.vocab-search {
  width: 100%;
  padding: .7rem 1rem .7rem 2.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: .9rem;
  box-sizing: border-box;
  transition: border-color .2s;
}
.vocab-search:focus { outline: none; border-color: var(--accent); }
.vocab-search-icon {
  position: absolute;
  left: .8rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: .85rem;
  pointer-events: none;
}
.filter-bar { display: flex; gap: .4rem; flex-wrap: wrap; }
.filter-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: .35rem .85rem;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: .75rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all .2s;
}
.filter-btn.active, .filter-btn:hover { border-color: var(--accent); color: var(--accent); }
.level-bar { display: flex; gap: .4rem; flex-wrap: wrap; align-items: center; }
.level-bar > span { font-size: .75rem; color: var(--text-muted); margin-right: .2rem; }
.level-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: .3rem .7rem;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: .75rem;
  cursor: pointer;
  transition: all .2s;
}
.level-btn.active, .level-btn:hover { border-color: var(--gold); color: var(--gold); }
.vocab-stats { font-size: .78rem; color: var(--text-muted); margin-bottom: .75rem; }
.vocab-stats strong { color: var(--accent); }

.vocab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: .75rem;
}
.vocab-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  cursor: pointer;
  transition: border-color .2s, transform .15s;
  position: relative;
}
.vocab-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.vocab-card.flipped .vocab-front { display: none; }
.vocab-card.flipped .vocab-back { display: flex; }
.vocab-front, .vocab-back { display: flex; flex-direction: column; gap: .25rem; }
.vocab-back { display: none; align-items: center; justify-content: center; min-height: 60px; }
.vocab-korean { font-family: var(--font-korean); font-size: 1.5rem; font-weight: 700; color: var(--text); }
.vocab-roman { font-size: .75rem; color: var(--text-muted); }
.vocab-es { font-size: .85rem; color: var(--text); margin-top: .15rem; }
.vocab-back .vocab-es { font-size: 1.1rem; font-weight: 500; text-align: center; }
.vocab-level {
  position: absolute;
  top: .5rem;
  right: .5rem;
  font-size: .6rem;
  padding: .1rem .35rem;
  border-radius: 3px;
  background: var(--border);
  color: var(--text-muted);
}
.vocab-level[data-lvl="1"] { background: rgba(74,222,128,.12); color: #4ade80; }
.vocab-level[data-lvl="2"] { background: rgba(96,165,250,.12); color: #60a5fa; }
.vocab-level[data-lvl="3"] { background: rgba(251,191,36,.12); color: #fbbf24; }
.vocab-level[data-lvl="4"] { background: rgba(251,146,60,.12); color: #fb923c; }
.vocab-level[data-lvl="5"] { background: rgba(248,113,113,.12); color: #f87171; }

.vocab-load-more {
  display: block;
  margin: 1.5rem auto 0;
  padding: .65rem 2rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: .85rem;
  cursor: pointer;
  transition: all .2s;
}
.vocab-load-more:hover { border-color: var(--accent); color: var(--accent); }
.vocab-load-more:disabled { opacity: .3; cursor: default; }

.vocab-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
  font-size: .9rem;
}
.vocab-loading { text-align: center; padding: 3rem; color: var(--text-muted); font-size: .9rem; }

@media (max-width: 600px) {
  .vocab-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

/* ───────── Números ───────── */
.number-systems { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
@media (max-width: 640px) { .number-systems { grid-template-columns: 1fr; } }
.system-block h3 { font-family: var(--font-display); font-size: 1.3rem; margin-bottom: 1rem; color: var(--gold); }
.usage-list { list-style: none; padding: 0; }
.usage-list li { padding: .5rem 0; border-bottom: 1px solid var(--border); font-size: .875rem; color: var(--text-muted); display: flex; gap: .75rem; }
.usage-list li::before { content: '→'; color: var(--accent); flex-shrink: 0; }
.counter-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: .75rem; margin-top: 1rem; }
.counter-card { background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 1.25rem; }
.counter-korean { font-family: var(--font-korean); font-size: 1.4rem; color: var(--gold); margin-bottom: .25rem; }
.counter-roman { font-size: .75rem; color: var(--accent); margin-bottom: .3rem; }
.counter-use { font-size: .85rem; color: var(--text-muted); }

/* ───────── Practicar (hub + quiz de vocabulario) ───────── */
.practice-page {
  max-width: 960px;
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}
.practice-header { margin-bottom: 3rem; }
.practice-header .lesson-num {
  font-family: 'Courier New', ui-monospace, monospace;
  letter-spacing: .14em;
  text-transform: lowercase;
  color: var(--accent);
  font-size: .8rem;
  margin-bottom: 1rem;
}
.practice-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.05;
  margin: 0 0 1.25rem;
  color: var(--text);
}
.practice-header h1 em {
  font-style: italic;
  color: var(--accent);
}
.practice-lede {
  max-width: 640px;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-muted);
  margin: 0 0 1.75rem;
}
.practice-level-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
}
.practice-level-row-label {
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-right: .25rem;
}
.level-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .45rem 1.1rem;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: .85rem;
  cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
}
.level-chip:hover { border-color: var(--accent); color: var(--text); }
.level-chip.active {
  border-color: var(--accent);
  color: var(--text);
  background: rgba(232, 67, 45, .12);
}

.practice-section { margin-bottom: 3rem; }
.practice-section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: .65rem;
}
.practice-section-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  margin: 0;
  color: var(--text);
}
.practice-section-title em {
  font-style: italic;
  color: var(--accent);
}
.practice-section-korean {
  font-family: var(--font-korean);
  color: var(--gold);
  font-size: 1.4rem;
  letter-spacing: .04em;
}

.practice-quiz {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem 1.75rem 2.25rem;
}
.practice-quiz-status,
.practice-quiz-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: .95rem;
  padding: 2rem 1rem;
}
.practice-quiz-meta {
  display: flex;
  justify-content: space-between;
  font-family: 'Courier New', ui-monospace, monospace;
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.practice-quiz-score strong { color: var(--accent); }
.practice-quiz-prompt { text-align: center; margin-bottom: 1.75rem; }
.practice-quiz-label {
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 .75rem;
}
.practice-quiz-korean {
  font-family: var(--font-korean);
  font-size: clamp(2.6rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
  margin-bottom: .75rem;
  word-break: keep-all;
}
.practice-quiz-listen {
  background: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .35rem 1rem;
  font-size: .8rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.practice-quiz-listen:hover { border-color: var(--accent); color: var(--accent); }
.practice-quiz-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
}
@media (max-width: 560px) {
  .practice-quiz-options { grid-template-columns: 1fr; }
}
.practice-quiz-option {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  text-align: left;
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--text);
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .1s;
}
.practice-quiz-option:hover:not(:disabled) {
  border-color: var(--accent);
  transform: translateY(-1px);
}
.practice-quiz-option:disabled { cursor: default; opacity: .85; }
.practice-quiz-option.is-correct {
  border-color: #4ade80;
  background: rgba(74, 222, 128, .12);
  color: #d6f7df;
}
.practice-quiz-option.is-wrong {
  border-color: var(--accent);
  background: rgba(232, 67, 45, .15);
  color: #ffd9d2;
}
.practice-quiz-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 1.5rem;
}
.practice-quiz-final {
  text-align: center;
  font-size: 1.05rem;
  color: var(--text);
  margin: 0;
}
.practice-quiz-final strong { color: var(--accent); }

/* ───────── Cultura ───────── */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 1rem;
  border-radius: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) var(--surface);
}
.table-scroll::-webkit-scrollbar { height: 6px; }
.table-scroll::-webkit-scrollbar-track { background: var(--surface); }
.table-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.table-scroll::-webkit-scrollbar-thumb:hover { background: var(--accent); }
.honorific-table { width: 100%; min-width: 560px; border-collapse: collapse; margin-top: 0; }
.honorific-table th { text-align: left; padding: .6rem 1rem; border-bottom: 1px solid var(--border); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); font-weight: 500; white-space: nowrap; }
.honorific-table td { padding: .75rem 1rem; border-bottom: 1px solid var(--border); font-size: .875rem; }
.honorific-table .kor { font-family: var(--font-korean); font-size: 1.1rem; color: var(--gold); white-space: nowrap; }
.honorific-table .level { font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); white-space: nowrap; }
.honorific-table tr:hover td { background: var(--surface); }
.proverb-list { display: flex; flex-direction: column; gap: 1rem; }
.proverb-card { background: var(--surface); border: 1px solid var(--border); border-left: 3px solid var(--gold); border-radius: 4px; padding: 1.25rem 1.5rem; }
.proverb-korean { font-family: var(--font-korean); font-size: 1.3rem; color: var(--text); margin-bottom: .4rem; }
.proverb-roman { font-size: .8rem; color: var(--accent); margin-bottom: .4rem; }
.proverb-es { font-size: .875rem; color: var(--text-muted); }