/* 단어장 공용 스타일. 카테고리 HTML은 이 파일만 링크한다. */
* { box-sizing: border-box; }
body {
  background: #0f172a;
  color: #e2e8f0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  max-width: 800px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
  line-height: 1.6;
}
.eyebrow { color: #60a5fa; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; margin: 0 0 0.2rem; }
h1 { font-size: 1.35rem; margin: 0 0 0.2rem; }
.sub { color: #94a3b8; font-size: 0.85rem; margin: 0 0 1.25rem; }

.catnav { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 1rem; }
.catnav a {
  font-size: 0.78rem; padding: 0.25rem 0.65rem; border: 1px solid #334155;
  border-radius: 999px; color: #94a3b8; text-decoration: none;
}
.catnav a.on { background: #60a5fa; color: #0f172a; border-color: #60a5fa; font-weight: 600; }

.toolbar { margin-bottom: 0.9rem; }
.toolbar label { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; color: #94a3b8; cursor: pointer; }
.toolbar input { accent-color: #60a5fa; }

.swatch { width: 14px; height: 14px; border-radius: 3px; border: 1px solid #475569; flex: none; display: inline-block; }
.concept-title { display: inline-flex; align-items: center; gap: 0.5rem; }

/* 언어 한 줄 */
.row { display: grid; grid-template-columns: 4.4rem 1fr; gap: 0.6rem; padding: 0.42rem 0; border-bottom: 1px dashed #1e293b; }
.row:last-of-type { border-bottom: 0; }
.lang { color: #94a3b8; font-size: 0.75rem; }
.entry { display: block; }
.wordline { display: flex; align-items: center; gap: 0.35rem; }
.entry.alt { margin-top: 0.25rem; padding-left: 0.7rem; border-left: 2px solid #334155; }
.word { font-weight: 700; font-size: 1rem; }
.entry.alt .word { font-size: 0.92rem; font-weight: 600; }
.meta { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: baseline; }
.rom { color: #94a3b8; font-size: 0.75rem; font-style: italic; }
.kor { color: #60a5fa; font-size: 0.82rem; }
.tag { font-size: 0.68rem; color: #0f172a; background: #94a3b8; border-radius: 3px; padding: 0 0.3rem; }

/* 발음 — drills/ 의 .play-btn·.playing 관용을 그대로 쓴다 */
.play-btn {
  background: none; border: 0; padding: 0 0.15rem; margin: 0;
  color: #60a5fa; font-size: 0.85rem; line-height: 1; cursor: pointer;
}
.play-btn:active { transform: scale(0.95); }
.play-btn.playing { opacity: 0.6; }

.speak-bar { display: flex; justify-content: flex-end; margin-bottom: 0.3rem; }
.listen-all {
  background: #0f172a; border: 1px solid #334155; border-radius: 999px;
  color: #60a5fa; font: inherit; font-size: 0.75rem;
  padding: 0.2rem 0.7rem; cursor: pointer;
}
.listen-all:hover { border-color: #60a5fa; }
.listen-all.playing { background: #60a5fa; color: #0f172a; border-color: #60a5fa; }

.memo {
  margin-top: 0.8rem; background: #1e293b; border: 1px solid #334155; border-left: 3px solid #60a5fa;
  border-radius: 6px; padding: 0.55rem 0.7rem; font-size: 0.78rem; color: #cbd5e1;
}
.memo b { color: #60a5fa; font-size: 0.72rem; display: block; margin-bottom: 0.15rem; }

/* 모바일: 아코디언 */
.acc { border: 1px solid #334155; border-radius: 8px; background: #1e293b; margin-bottom: 0.4rem; }
.acc > summary {
  padding: 0.6rem 0.8rem; font-weight: 600; font-size: 0.95rem; cursor: pointer;
  list-style: none; display: flex; align-items: center;
}
.acc > summary::-webkit-details-marker { display: none; }
.acc > summary::after { content: "▾"; margin-left: auto; color: #64748b; font-size: 0.8rem; }
.acc[open] > summary::after { content: "▴"; }
.acc > .concept-body { border-top: 1px solid #334155; padding: 0.5rem 0.8rem 0.75rem; }

/* 데스크탑: 마스터–디테일 */
.md { display: grid; grid-template-columns: 9rem 1fr; gap: 0.85rem; align-items: start; }
.md-list { display: flex; flex-direction: column; gap: 0.3rem; }
.md-item {
  font: inherit; text-align: left; cursor: pointer;
  background: #0f172a; color: #e2e8f0; border: 1px solid #334155; border-radius: 6px;
  padding: 0.4rem 0.55rem; font-size: 0.85rem;
}
.md-item:hover { border-color: #60a5fa; }
.md-item[aria-current="true"] { background: #60a5fa; color: #0f172a; border-color: #60a5fa; font-weight: 700; }
.md-panel { border: 1px solid #334155; border-radius: 8px; background: #1e293b; padding: 0.7rem 0.9rem 0.85rem; }
.md-title { font-weight: 700; font-size: 1.05rem; margin: 0 0 0.5rem; }

.empty { color: #94a3b8; font-size: 0.85rem; }

.sources { margin-top: 2rem; border-top: 1px solid #334155; padding-top: 0.9rem; color: #64748b; font-size: 0.73rem; }
.sources b { display: block; color: #94a3b8; margin-bottom: 0.3rem; }
.sources ul { margin: 0; padding-left: 1.1rem; }
.sources li { margin-bottom: 0.15rem; }

.back { display: inline-block; margin-top: 1.2rem; color: #60a5fa; font-size: 0.8rem; text-decoration: none; }

@media (max-width: 600px) { body { padding: 1rem 1rem; } }
@media print { body { padding: 0.5cm; } .toolbar, .catnav, .back, .play-btn, .speak-bar { display: none; } }