@font-face { font-family: "Pretendard"; src: url("../fonts/PretendardVariable.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
:root {
  color-scheme: light;
  --font: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --white: #FFFFFF; --green: #32CD8B; --green-deep: #009D5B; --green-light: #EAFAF3; --teal: #04444D;
  --bg: #F4F4F4; --ink: #1F2423; --ink-soft: #686868; --line: #E3E3E3; --foot-bg: #151A1A; --foot-text: #A8B0AE;
  --fs-h2: clamp(28px, 3.2vw, 44px); --fs-h3: clamp(20px, 1.8vw, 24px); --fs-body: 16px; --fs-sm: 14px; --fs-xs: 12px;
  --gutter: clamp(20px, 5vw, 80px);
}
* { box-sizing: border-box; }
em, i { font-style: normal; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: var(--font); font-size: var(--fs-body); line-height: 1.8; word-break: keep-all; }
h1, h2, h3, p { margin: 0; }
a { color: var(--green-deep); }
a:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; }

.lg-head { position: sticky; top: 0; z-index: 10; background: var(--white); box-shadow: 0 1px 0 var(--line); }
.lg-head .in { display: flex; align-items: center; justify-content: space-between; gap: 16px; max-width: 960px; height: 64px; margin: 0 auto; padding-inline: var(--gutter); }
.lg-head img { display: block; height: 30px; width: auto; }
.lg-head nav { display: flex; gap: 24px; font-size: var(--fs-sm); font-weight: 700; }
.lg-head nav a { color: var(--ink-soft); text-decoration: none; }
.lg-head nav a[aria-current] { color: var(--ink); }

.lg { max-width: 960px; margin: 0 auto; padding: 72px var(--gutter) 120px; }
.lg h1 { font-size: var(--fs-h2); font-weight: 700; letter-spacing: -0.03em; line-height: 1.36; }
.lg .date { margin-top: 12px; font-size: var(--fs-sm); color: var(--ink-soft); }
.lg .lead { margin-top: 32px; color: var(--ink-soft); }
.lg .lead > span { display: block; }

.toc { margin: 40px 0 0; padding: 24px 28px; background: var(--bg); list-style: none; columns: 2; column-gap: 32px; font-size: var(--fs-sm); }
.toc li { break-inside: avoid; padding-block: 3px; }
.toc a { color: var(--ink); text-decoration: none; }
.toc a:hover { color: var(--green-deep); text-decoration: underline; }

.lg section { padding-top: 56px; }
.lg h2 { padding-bottom: 14px; border-bottom: 1px solid var(--ink); font-size: var(--fs-h3); font-weight: 700; letter-spacing: -0.03em; line-height: 1.4; }
.lg section > p, .lg section > ul, .lg section > ol, .lg section > table { margin-top: 18px; }
.lg ul, .lg ol { padding-left: 1.3em; }
.lg li + li { margin-top: 6px; }
.lg li > ul { margin-top: 6px; }
.lg p > span:not(.todo) { display: block; }

.lg table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.lg th, .lg td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.lg th { width: 26%; background: var(--bg); font-weight: 700; }
.lg thead th { width: auto; border-bottom-color: var(--ink); }

.todo { padding: 1px 6px; background: #FFF4D6; color: #8A5A00; font-weight: 700; }

.lg-foot { background: var(--foot-bg); color: var(--foot-text); font-size: var(--fs-xs); }
.lg-foot .in { max-width: 960px; margin: 0 auto; padding: 28px var(--gutter); }
.lg-foot a { color: var(--white); }

@media (max-width: 600px) {
  .lg { padding-top: 48px; }
  .toc { columns: 1; padding: 20px; }
  .lg th, .lg td { padding: 10px; }
  .lg tbody th { width: 34%; }
  .lg-head nav { gap: 16px; }
}