/* 한입AI사전 웹 사전. 색은 brand/pixel-kit (네이비 · 라벤더 · 앰버 · 오프화이트) */
:root {
  --bg: #fbfaff;
  --ink: #171b35;
  --dim: #5b5f7a;
  --line: #e3dff5;
  --soft: #f1eefc;
  --accent: #aa98f4;
  --mark: #ffd45a;
  --link: #4b3bb0;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12152a;
    --ink: #f4f1ff;
    --dim: #a9a6c4;
    --line: #2a2f52;
    --soft: #1b1f3a;
    --link: #c3b6ff;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 18px;
  line-height: 1.75;
  word-break: keep-all;
  overflow-wrap: break-word;
}
a { color: var(--link); text-underline-offset: 3px; }
main, header.site, footer.site { max-width: 760px; margin: 0 auto; padding: 0 20px; }

header.site { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 18px; padding-bottom: 8px; }
.brand { display: block; line-height: 0; }
.logo { height: 44px; width: auto; }
.logo.dark { display: none; }
@media (prefers-color-scheme: dark) { .logo.light { display: none; } .logo.dark { display: block; } }
header.site nav { display: flex; gap: 18px; font-size: 15px; }
header.site nav a { color: var(--dim); text-decoration: none; }
header.site nav a:hover { color: var(--ink); }

footer.site { margin-top: 72px; padding-top: 24px; padding-bottom: 48px; border-top: 1px solid var(--line); color: var(--dim); font-size: 14px; line-height: 1.6; }

h1 { font-size: 40px; line-height: 1.25; letter-spacing: -0.02em; margin: 8px 0 6px; }
h2 { font-size: 26px; line-height: 1.35; letter-spacing: -0.01em; margin: 48px 0 12px; }
h3 { font-size: 20px; margin: 32px 0 8px; }
p, ul, ol { margin: 0 0 16px; }
ul, ol { padding-left: 1.3em; }
li { margin: 4px 0; }
strong { font-weight: 700; }

.crumb { margin: 24px 0 0; font-size: 14px; color: var(--dim); }
.crumb a { color: var(--dim); }
.aliases { margin: 0 0 20px; color: var(--dim); font-size: 15px; }
.definition {
  margin: 0 0 28px;
  padding: 18px 22px;
  background: var(--soft);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  font-size: 19px;
  line-height: 1.7;
}

.video { margin: 0 0 12px; }
.yt { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: 10px; overflow: hidden; cursor: pointer; }
.yt img { width: 100%; height: 100%; object-fit: cover; display: block; }
.yt button { position: absolute; inset: 0; margin: auto; width: 76px; height: 54px; border: 0; border-radius: 14px; background: rgba(23, 27, 53, 0.85); cursor: pointer; }
.yt button::after { content: ""; position: absolute; left: 31px; top: 16px; border-style: solid; border-width: 11px 0 11px 18px; border-color: transparent transparent transparent #ffd45a; }
.yt:hover button { background: #171b35; }
.yt iframe { width: 100%; height: 100%; border: 0; display: block; }
.video figcaption { margin-top: 8px; font-size: 14px; color: var(--dim); }

.chapters { margin: 0 0 8px; font-size: 15px; }
.chapters summary { cursor: pointer; color: var(--dim); }
.chapters ol { list-style: none; padding: 0; margin: 8px 0 0; }
.chapters a { display: flex; gap: 12px; text-decoration: none; color: var(--ink); padding: 3px 0; }
.chapters a span { font-variant-numeric: tabular-nums; color: var(--link); min-width: 3.2em; }
.chapters a:hover { color: var(--link); }

.body strong { background: linear-gradient(transparent 62%, rgba(255, 212, 90, 0.55) 62%); }
@media (prefers-color-scheme: dark) { .body strong { background: linear-gradient(transparent 62%, rgba(255, 212, 90, 0.28) 62%); } }

.table { overflow-x: auto; margin: 0 0 20px; }
table { border-collapse: collapse; width: 100%; font-size: 16px; line-height: 1.5; }
th, td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { font-weight: 700; color: var(--dim); font-size: 14px; }
td { font-variant-numeric: tabular-nums; }

.sources { font-size: 15px; line-height: 1.6; color: var(--dim); }
.sources h2, .related h2 { font-size: 20px; color: var(--ink); }
.sources a { word-break: break-all; }

.related ul, .group ul { list-style: none; padding: 0; margin: 0; }
.related li, .group li { margin: 0; border-top: 1px solid var(--line); }
.related li:last-child, .group li:last-child { border-bottom: 1px solid var(--line); }
.related a, .group a { display: block; padding: 14px 4px; text-decoration: none; color: var(--ink); }
.related a strong, .group a strong { display: block; font-size: 19px; }
.related a span, .group a span { display: block; color: var(--dim); font-size: 15px; line-height: 1.6; }
.related a:hover strong, .group a:hover strong { color: var(--link); }

.intro { margin: 40px 0 8px; }
.intro .lead { font-size: 21px; color: var(--dim); margin-bottom: 18px; }
.index-nav { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 8px; }
.index-nav a { display: inline-block; min-width: 40px; text-align: center; padding: 4px 10px; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; color: var(--ink); font-weight: 700; }
.index-nav a:hover { border-color: var(--accent); }
.group h2 { font-size: 22px; margin: 36px 0 8px; color: var(--dim); }

@media (max-width: 560px) {
  body { font-size: 17px; }
  h1 { font-size: 32px; }
  h2 { font-size: 23px; }
  .logo { height: 36px; }
  .definition { font-size: 18px; padding: 16px 18px; }
}