:root {
  --bg: #f7f6f2;
  --card: #ffffff;
  --ink: #1e2430;
  --sub: #5b6472;
  --line: #e5e2da;
  --accent: #c0392b;
  --accent-soft: #fdf0ee;
  --chip: #f1efe9;
  --dlg-a: #eef4fb;
  --dlg-b: #f4f1ea;
}
:root[data-lang="fr"] { --accent: #1f5fa8; --accent-soft: #edf3fb; }
:root[data-lang="en"] { --accent: #1e7a4f; --accent-soft: #ecf6f0; }
:root[data-lang="de"] { --accent: #a1650b; --accent-soft: #faf3e6; }
:root[data-lang="zh"] { --accent: #7b3fa0; --accent-soft: #f5eefa; }
:root[data-lang="ja"] { --accent: #c2185b; --accent-soft: #fbecf2; }
:root[data-lang="vi"] { --accent: #0e7490; --accent-soft: #e9f5f8; }
:root[data-lang="th"] { --accent: #4f46e5; --accent-soft: #eeedfb; }
:root[data-lang="tr"] { --accent: #d1560e; --accent-soft: #fdf1e8; }
:root[data-lang="ru"] { --accent: #8b2942; --accent-soft: #f8edf0; }
:root[data-lang="it"] { --accent: #6a7d1f; --accent-soft: #f4f6e7; }
:root[data-lang="id"] { --accent: #00696d; --accent-soft: #e7f4f4; }
:root[data-lang="pt"] { --accent: #915c36; --accent-soft: #f6efe8; }

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

header.site {
  position: sticky; top: 0; z-index: 20;
  background: rgba(247, 246, 242, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-inner {
  max-width: 980px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.site h1 { font-size: 1.05rem; font-weight: 700; }
.site h1 a { color: inherit; text-decoration: none; }
.site h1 .flag { margin-right: 6px; }
.lang-tabs {
  display: flex; gap: 6px; margin-left: auto;
  overflow-x: auto; max-width: 100%;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.lang-tabs::-webkit-scrollbar { display: none; }
.lang-tabs a { flex-shrink: 0; }
.lang-tabs a {
  padding: 5px 12px; border-radius: 999px; font-size: 0.85rem;
  text-decoration: none; color: var(--sub); border: 1px solid var(--line); background: var(--card);
}
.lang-tabs a.on { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }

main { max-width: 980px; margin: 0 auto; padding: 20px 16px 80px; }

.intro { margin: 8px 0 18px; }
.intro h2 { font-size: 1.5rem; margin-bottom: 4px; }
.intro p { color: var(--sub); font-size: 0.92rem; }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 18px; }
#search {
  flex: 1; min-width: 220px; padding: 10px 14px; font-size: 0.95rem;
  border: 1px solid var(--line); border-radius: 10px; background: var(--card); color: var(--ink);
}
#search:focus { outline: 2px solid var(--accent); border-color: transparent; }
.tts-note { font-size: 0.78rem; color: var(--sub); }

.toc { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.toc a {
  font-size: 0.83rem; text-decoration: none; color: var(--ink);
  background: var(--chip); border: 1px solid var(--line);
  padding: 6px 12px; border-radius: 999px;
}
.toc a:hover { background: var(--accent-soft); border-color: var(--accent); }

section.situation { margin-bottom: 34px; scroll-margin-top: 70px; }
.sec-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 4px; }
.sec-head .emoji { font-size: 1.4rem; }
.sec-head h3 { font-size: 1.2rem; }
.sec-desc { color: var(--sub); font-size: 0.88rem; margin-bottom: 12px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }

.phrase { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.phrase:last-child { border-bottom: none; }
.phrase .txt { flex: 1; min-width: 0; }
.phrase .orig { font-size: 1.02rem; font-weight: 600; }
.phrase .read { color: var(--accent); font-size: 0.85rem; margin-top: 1px; }
.phrase .kor { color: var(--sub); font-size: 0.85rem; margin-top: 1px; }

.play-group { display: flex; gap: 6px; flex-shrink: 0; }
button.play {
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  width: 34px; height: 34px; border-radius: 50%; cursor: pointer; font-size: 0.9rem;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s;
}
button.play:hover { background: var(--accent-soft); border-color: var(--accent); }
button.play.speaking { background: var(--accent); border-color: var(--accent); color: #fff; }

.vocab-title { font-size: 0.9rem; font-weight: 700; color: var(--sub); margin: 14px 0 8px; }
.vocab { display: flex; flex-wrap: wrap; gap: 8px; }
.vocab .word {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 6px 10px; font-size: 0.87rem; cursor: pointer;
}
.vocab .word:hover { background: var(--accent-soft); border-color: var(--accent); }
.vocab .w { font-weight: 700; }
.vocab .r { color: var(--accent); font-size: 0.8rem; }
.vocab .k { color: var(--sub); font-size: 0.8rem; }

.dialogues-head { margin: 40px 0 6px; font-size: 1.35rem; scroll-margin-top: 70px; }
.dialogues-desc { color: var(--sub); font-size: 0.9rem; margin-bottom: 16px; }
.dialogue { margin-bottom: 18px; }
.dialogue summary {
  cursor: pointer; padding: 12px 16px; font-weight: 700; font-size: 0.98rem;
  list-style: none; display: flex; align-items: center; gap: 8px;
}
.dialogue summary::-webkit-details-marker { display: none; }
.dialogue summary::before { content: "▸"; color: var(--accent); transition: transform 0.15s; }
.dialogue[open] summary::before { transform: rotate(90deg); }
.dialogue .lines { border-top: 1px solid var(--line); padding: 10px 16px 14px; }
.dlg-line { display: flex; gap: 10px; align-items: center; padding: 7px 0; }
.dlg-line .who {
  flex-shrink: 0; font-size: 0.72rem; font-weight: 700; color: var(--sub);
  background: var(--dlg-b); border-radius: 6px; padding: 3px 8px; min-width: 44px; text-align: center;
}
.dlg-line.a .who { background: var(--dlg-a); }
.dlg-line .txt { flex: 1; min-width: 0; }
.dlg-line .orig { font-weight: 600; font-size: 0.95rem; }
.dlg-line .read { color: var(--accent); font-size: 0.8rem; }
.dlg-line .kor { color: var(--sub); font-size: 0.8rem; }

.hidden { display: none !important; }
.no-result { color: var(--sub); padding: 30px 0; text-align: center; }

footer { max-width: 980px; margin: 0 auto; padding: 30px 16px; color: var(--sub); font-size: 0.8rem; border-top: 1px solid var(--line); }

/* landing */
.landing { max-width: 760px; margin: 0 auto; padding: 60px 20px; text-align: center; }
.landing h1 { font-size: 2rem; margin-bottom: 8px; }
.landing p.sub { color: var(--sub); margin-bottom: 36px; }
.lang-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.lang-card {
  display: block; text-decoration: none; color: var(--ink);
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 28px 20px; transition: transform 0.15s, box-shadow 0.15s;
}
.lang-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.07); }
.lang-card .flag { font-size: 2.4rem; display: block; margin-bottom: 10px; }
.lang-card .name { font-weight: 700; font-size: 1.1rem; }
.lang-card .native { color: var(--sub); font-size: 0.85rem; margin-top: 2px; }

@media (max-width: 560px) {
  .phrase { padding: 10px 12px; }
  .phrase .orig { font-size: 0.95rem; }
  .play-group { flex-direction: column; }
}