/* Known. 웹 문서 공통 — 종이 한 장(크림 지면 위 낮은 그림자의 시트). 방침·약관은 build_legal_pages.py 가 이 파일을 안에 굽는다. */
:root {
  --ground: #EFE8DA; --sheet: #FAF6EE; --ink: #2A2823; --muted: #6B665A;
  --hair: #DDD3C0; --accent: #56622F; --chip: #ECE4D3; --shadow: rgba(60, 50, 30, .10);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #12130F; --sheet: #1B1C17; --ink: #ECE6D8; --muted: #A7A192;
    --hair: #33342C; --accent: #B9C58C; --chip: #24251F; --shadow: rgba(0, 0, 0, .35);
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--ground); color: var(--ink); line-height: 1.75; font-size: 16px;
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Hiragino Sans", "Segoe UI", Roboto, sans-serif;
  word-break: normal; overflow-wrap: anywhere;
}
/* 한국어는 어절 단위로 줄을 바꾸고, 일본어·중국어는 글자 단위로(keep-all 이면 문장부호에서만 꺾여 들쭉날쭉해진다). */
:lang(ko) { word-break: keep-all; }
:lang(ja), :lang(zh) { word-break: normal; line-break: strict; }
a { color: var(--accent); text-underline-offset: .18em; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
.page { max-width: 44rem; margin: 0 auto; padding: 1.25rem 1rem 4rem; }
.top { display: flex; align-items: center; justify-content: space-between; gap: .75rem; margin: .25rem 0 1rem; }
.brand { display: inline-flex; align-items: center; gap: .55rem; color: var(--ink); text-decoration: none; font-weight: 650; font-size: 1.05rem; letter-spacing: .01em; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.lang { display: inline-flex; gap: .25rem; background: var(--chip); border: 1px solid var(--hair); border-radius: 99px; padding: 3px; }
.lang button { font: inherit; font-size: .82rem; line-height: 1; padding: .45rem .7rem; border: 0; border-radius: 99px; background: transparent; color: var(--muted); cursor: pointer; min-height: 32px; }
.lang button[aria-pressed="true"] { background: var(--sheet); color: var(--ink); box-shadow: 0 1px 2px var(--shadow); }
.sheet {
  background: var(--sheet); border-radius: 14px; padding: 1.75rem 1.25rem 2rem;
  box-shadow: 0 1px 0 var(--hair), 0 8px 24px -12px var(--shadow);
}
@media (min-width: 640px) { .page { padding-top: 2rem; } .sheet { padding: 2.5rem 2.75rem 2.75rem; } }
.links { display: flex; flex-wrap: wrap; gap: .35rem .9rem; margin: 0 0 1.5rem; font-size: .88rem; }
.links a { color: var(--muted); text-decoration: none; }
.links a[aria-current="page"] { color: var(--ink); font-weight: 600; }
h1 { font-size: 1.6rem; line-height: 1.3; margin: 0 0 .75rem; letter-spacing: -.01em; }
h2 { font-size: 1.06rem; line-height: 1.45; margin: 2rem 0 .5rem; padding-top: 1.25rem; border-top: 1px solid var(--hair); }
h2:first-of-type { border-top: 0; padding-top: 0; }
p { margin: 0 0 .9rem; }
ul, ol { margin: 0 0 1rem; padding-left: 1.15rem; }
li { margin-bottom: .45rem; }
.lead { color: var(--muted); font-size: .95rem; }
.meta { color: var(--muted); font-size: .85rem; }
.toc { margin: 1.25rem 0 0; padding: 1rem 0 0; border-top: 1px solid var(--hair); font-size: .9rem; columns: 2 14rem; column-gap: 1.5rem; }
.toc a { display: block; padding: .15rem 0; color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--accent); }
.cta { display: inline-block; margin: .25rem 0 1rem; padding: .7rem 1.1rem; border-radius: 99px; background: var(--ink); color: var(--sheet); text-decoration: none; font-weight: 600; font-size: .95rem; }
.foot { margin: 1.5rem .25rem 0; color: var(--muted); font-size: .8rem; text-align: center; }
[hidden] { display: none !important; }