/* eGovFrame 가이드 아카이브 - 사이트 레이아웃 (KRDS 라이트 팔레트, Pretendard GOV) */

@font-face { font-family: "Pretendard GOV"; font-weight: 400; font-style: normal; font-display: swap; src: url("../fonts/PretendardGOV-Regular.subset.woff2") format("woff2"); }
@font-face { font-family: "Pretendard GOV"; font-weight: 500; font-style: normal; font-display: swap; src: url("../fonts/PretendardGOV-Medium.subset.woff2") format("woff2"); }
@font-face { font-family: "Pretendard GOV"; font-weight: 700; font-style: normal; font-display: swap; src: url("../fonts/PretendardGOV-Bold.subset.woff2") format("woff2"); }

:root {
  /* KRDS light palette */
  --c-primary: #256ef4;
  --c-primary-deep: #0b50d0;
  --c-primary-ink: #083891;
  --c-primary-tint: #ecf2fe;
  --c-primary-tint-2: #d8e5fd;
  --c-text: #1e2124;
  --c-text-2: #464c53;
  --c-text-3: #6d7882;
  --c-line: #cdd1d5;
  --c-line-soft: #e6e8ea;
  --c-surface: #f4f5f6;
  --c-surface-2: #f8f9fa;
  --c-bg: #ffffff;
  --c-warn-bg: #fff3db;
  --c-warn-line: #ffe0a3;
  --c-warn-ink: #614100;
  --c-danger: #bd2c0f;
  --c-success: #267337;
  --c-focus: #0b50d0;

  --font-sans: "Pretendard GOV", "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", "맑은 고딕", "Noto Sans KR", system-ui, sans-serif;
  --font-mono: "D2Coding", "Cascadia Mono", "Consolas", "SF Mono", "Noto Sans Mono CJK KR", "Menlo", monospace;

  --header-h: 56px;
  --sidebar-w: 360px;
  --toc-w: 220px;
  --content-max: 880px;
  --radius: 4px;
  --gutter: 24px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  word-break: keep-all;
  overflow-wrap: anywhere;
}
a { color: var(--c-primary); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a[target="_blank"]:not(.urlextern)::after { content: "\2197"; font-size: 0.75em; margin-left: 2px; vertical-align: super; line-height: 0; color: var(--c-text-3); }
a:hover { color: var(--c-primary-deep); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--c-focus); outline-offset: 2px; border-radius: 2px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.link-button, .link-button.search-open { background: none; border: 0; padding: 0; height: auto; color: var(--c-primary); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; font-size: inherit; }

/* 건너뛰기 링크 */
.skip-link { position: absolute; left: 8px; top: -48px; z-index: 100; padding: 8px 12px; background: var(--c-primary-ink); color: #fff; border-radius: var(--radius); font-weight: 500; }
.skip-link:focus { top: 8px; }

/* 헤더 */
.site-header { position: sticky; top: 0; z-index: 40; height: var(--header-h); background: var(--c-bg); border-bottom: 1px solid var(--c-line-soft); }
.site-header-inner { display: flex; align-items: center; gap: 12px; height: 100%; padding: 0 var(--gutter); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--c-text); text-decoration: none; font-weight: 700; font-size: 17px; letter-spacing: -0.01em; }
.brand:hover { color: var(--c-primary-deep); }
.brand-mark { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 7px; background: var(--c-primary); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: 0; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.search-open { display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 12px 0 10px; border: 1px solid var(--c-line); border-radius: var(--radius); background: var(--c-surface-2); color: var(--c-text-2); cursor: pointer; }
.search-open:hover { border-color: var(--c-primary); color: var(--c-primary-deep); background: var(--c-bg); }
.search-open kbd { font: 12px/1 var(--font-mono); padding: 2px 6px; border: 1px solid var(--c-line); border-bottom-width: 2px; border-radius: 3px; background: var(--c-bg); color: var(--c-text-3); }
.icon-search { width: 15px; height: 15px; border: 2px solid currentColor; border-radius: 50%; position: relative; flex: none; }
.icon-search::after { content: ""; position: absolute; width: 2px; height: 7px; background: currentColor; right: -4px; bottom: -6px; transform: rotate(-45deg); border-radius: 1px; }
.latest-docs { display: inline-flex; align-items: center; gap: 4px; height: 36px; padding: 0 12px; border-radius: var(--radius); background: var(--c-primary); color: #fff; text-decoration: none; font-weight: 500; font-size: 14px; white-space: nowrap; }
.latest-docs:hover { background: var(--c-primary-deep); color: #fff; }
.latest-docs .ext { font-size: 12px; }
.nav-open { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--c-line); border-radius: var(--radius); background: var(--c-bg); cursor: pointer; margin-left: -8px; }
.nav-open:hover { border-color: var(--c-primary); color: var(--c-primary-deep); }
.icon-menu { display: block; width: 18px; height: 2px; background: var(--c-text); margin: 0 auto; position: relative; }
.icon-menu::before, .icon-menu::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--c-text); }
.icon-menu::before { top: -6px; }
.icon-menu::after { top: 6px; }

/* 아카이브 안내 */
.archive-banner { background: var(--c-warn-bg); border-bottom: 1px solid var(--c-warn-line); color: var(--c-warn-ink); font-size: 14px; }
.archive-banner-inner { padding: 8px var(--gutter); }
.archive-banner a { color: var(--c-primary-ink); font-weight: 500; }

/* 3단 레이아웃 */
.layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr) var(--toc-w);
  grid-template-areas: "side main toc";
  gap: 0 var(--gutter);
  padding: 0 var(--gutter);
  min-height: calc(100vh - var(--header-h));
}
.sidebar { grid-area: side; }
.content { grid-area: main; min-width: 0; max-width: var(--content-max); padding: 20px 0 48px; }
.toc-area { grid-area: toc; }

/* 사이드바 */
.sidebar { position: sticky; top: var(--header-h); align-self: start; height: calc(100vh - var(--header-h)); overflow-y: auto; padding: 16px 12px 32px 0; border-right: 1px solid var(--c-line-soft); font-size: 14px; scrollbar-width: thin; }
.sidebar-head { display: flex; align-items: center; justify-content: space-between; padding: 0 0 8px 8px; }
.sidebar-title { font-weight: 700; color: var(--c-text-2); font-size: 13px; }
.nav-close { display: none; width: 32px; height: 32px; border: 0; background: none; font-size: 22px; line-height: 1; cursor: pointer; color: var(--c-text-2); }
.sidebar-nav ul { list-style: none; margin: 0; padding: 0; }
.sidebar-nav ul ul { padding-left: 14px; border-left: 1px solid var(--c-line-soft); margin-left: 9px; }
.sidebar-nav li.ns > ul { display: none; }
.sidebar-nav li.ns.open > ul { display: block; }
.sidebar-nav li { margin: 0; }
.sidebar-nav li > a { display: block; padding: 4px 8px; border-radius: var(--radius); color: var(--c-text-2); text-decoration: none; line-height: 1.45; }
.sidebar-nav li > a:hover { background: var(--c-surface); color: var(--c-text); }
.sidebar-nav li.ns { position: relative; }
.sidebar-nav li.ns > a { padding-left: 24px; font-weight: 500; }
.sidebar-nav li.page > a { padding-left: 24px; }
.sidebar-nav li.current > a, .sidebar-nav a[aria-current="page"] { background: var(--c-primary-tint); color: var(--c-primary-ink); font-weight: 700; }
.sidebar-nav .toggle, .sidebar-nav .toggle-spacer { position: absolute; left: 2px; top: 5px; width: 20px; height: 20px; border: 0; background: none; padding: 0; cursor: pointer; border-radius: 3px; }
.sidebar-nav .toggle::before { content: ""; position: absolute; left: 7px; top: 5px; width: 6px; height: 6px; border-right: 2px solid var(--c-text-3); border-bottom: 2px solid var(--c-text-3); transform: rotate(-45deg); transition: transform .15s ease; }
.sidebar-nav .toggle[aria-expanded="true"]::before { transform: rotate(45deg); top: 4px; }
.sidebar-nav .toggle:hover { background: var(--c-line-soft); }
.sidebar-nav .toggle.loading::before { border-color: var(--c-primary); }
.sidebar-nav li.more > a { color: var(--c-text-2); font-size: 13px; padding-left: 24px; }
.sidebar-nav li.more > a::before { content: "…"; margin-right: 6px; }
.sidebar-backdrop { display: none; }

/* 브레드크럼 */
.breadcrumb { font-size: 13px; color: var(--c-text-2); margin: 0 0 16px; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 2px 0; }
.breadcrumb li { display: inline-flex; align-items: center; }
.breadcrumb li + li::before { content: "›"; margin: 0 8px; color: var(--c-line); }
.breadcrumb a { color: var(--c-text-2); text-decoration: none; }
.breadcrumb a:hover { color: var(--c-primary-deep); text-decoration: underline; }
.breadcrumb [aria-current="page"] { color: var(--c-text); font-weight: 500; }

/* 구분(버전) 표시 */
.doc-section { margin: 0 0 4px; font-size: 13px; }
.doc-section span { display: inline-block; padding: 2px 8px; border-radius: 3px; background: var(--c-primary-tint); color: var(--c-primary-ink); font-weight: 700; letter-spacing: -0.01em; }

/* 목차 */
.toc-area { position: sticky; top: var(--header-h); align-self: start; max-height: calc(100vh - var(--header-h)); overflow-y: auto; padding: 24px 0 32px 12px; font-size: 13px; scrollbar-width: thin; }
.toc-area::before { content: "이 문서의 목차"; display: block; font-weight: 700; color: var(--c-text-2); margin-bottom: 8px; }
.toc ol { list-style: none; margin: 0; padding: 0; }
.toc ol ol { padding-left: 12px; }
.toc li { margin: 0; }
.toc a { display: block; padding: 3px 8px; border-left: 2px solid var(--c-line-soft); color: var(--c-text-2); text-decoration: none; line-height: 1.45; }
.toc a:hover { color: var(--c-text); border-left-color: var(--c-line); }
.toc a[aria-current="true"] { color: var(--c-primary-ink); border-left-color: var(--c-primary); font-weight: 500; }
.toc > ol > li > a { font-weight: 500; color: var(--c-text-2); }
.toc-toggle { display: none; }

/* 페이지 메타 */
.page-meta { margin-top: 40px; padding: 14px 16px; border: 1px solid var(--c-line-soft); border-radius: var(--radius); background: var(--c-surface-2); font-size: 13px; color: var(--c-text-2); }
.page-meta dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 0; }
.page-meta dt { color: var(--c-text-2); }
.page-meta dd { margin: 0; }
.page-meta code { font-family: var(--font-mono); font-size: 12px; background: var(--c-bg); border: 1px solid var(--c-line-soft); border-radius: 3px; padding: 1px 6px; }

/* 푸터 */
.site-footer { border-top: 1px solid var(--c-line-soft); background: var(--c-surface); color: var(--c-text-2); font-size: 13px; }
.site-footer-inner { padding: 20px var(--gutter) 28px; display: grid; gap: 14px; }
.site-footer p { margin: 0; }
.site-footer a { color: var(--c-text-2); }
.site-footer .f-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }
.site-footer .f-info p + p { margin-top: 4px; }
.site-footer .f-info strong { color: var(--c-text); font-weight: 700; margin-right: 6px; }
.site-footer .f-link { display: flex; gap: 16px; align-items: center; }
.site-footer .f-link a { font-weight: 700; color: var(--c-primary-ink); }
.site-footer .f-btm { border-top: 1px solid var(--c-line-soft); padding-top: 12px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; }
.site-footer .f-menu { display: flex; gap: 16px; }
.site-footer .f-copy { color: var(--c-text-3); }
@media (max-width: 599px) {
  .site-footer .f-top, .site-footer .f-btm { display: grid; }
}

/* 검색 모달 */
.search-modal { position: fixed; inset: 0; z-index: 60; }
.search-modal[hidden] { display: none; }
.search-backdrop { position: absolute; inset: 0; background: rgba(30, 33, 36, .45); }
.search-dialog { position: relative; width: min(720px, calc(100% - 32px)); max-height: calc(100vh - 80px); margin: 56px auto 0; background: var(--c-bg); border-radius: 8px; border: 1px solid var(--c-line); box-shadow: 0 16px 40px rgba(30, 33, 36, .18); display: flex; flex-direction: column; overflow: hidden; }
.search-form { display: flex; align-items: center; gap: 8px; padding: 12px 12px 8px; border-bottom: 1px solid var(--c-line-soft); margin: 0; }
.search-form input { flex: 1; height: 44px; padding: 0 12px; font: inherit; font-size: 17px; border: 1px solid var(--c-line); border-radius: var(--radius); }
.search-form input:focus { border-color: var(--c-primary); outline: 2px solid var(--c-primary-tint-2); outline-offset: 0; }
.search-close { width: 40px; height: 40px; border: 0; background: none; font-size: 24px; line-height: 1; color: var(--c-text-2); cursor: pointer; border-radius: var(--radius); }
.search-close:hover { background: var(--c-surface); }
.search-filters { display: flex; flex-wrap: wrap; gap: 6px; padding: 8px 12px 0; }
.search-filters:empty { display: none; }
.search-filters label { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; color: var(--c-text-2); }
.search-filters select { font: inherit; font-size: 13px; padding: 4px 8px; border: 1px solid var(--c-line); border-radius: var(--radius); background: var(--c-bg); max-width: 260px; }
.search-help { margin: 6px 12px; font-size: 12px; color: var(--c-text-2); }
.search-results { list-style: none; margin: 0; padding: 0 8px 8px; overflow-y: auto; flex: 1 1 auto; min-height: 0; }
.search-more { margin: 4px 8px 12px; }
.search-more-btn { display: flex; align-items: center; justify-content: center; gap: 6px; width: 100%; min-height: 40px; padding: 8px 12px; border: 1px solid var(--c-primary); border-radius: var(--radius); background: var(--c-primary-tint); color: var(--c-primary-ink); font-weight: 700; cursor: pointer; }
.search-more-btn:hover:not(:disabled) { background: var(--c-primary-tint-2); }
.search-more-btn:disabled { cursor: progress; opacity: .72; }
.search-more-count { font-weight: 500; color: var(--c-text-2); }
.search-results li { border-radius: var(--radius); }
.search-results a { display: block; padding: 10px 12px; text-decoration: none; color: inherit; border-radius: var(--radius); }
.search-results a:hover, .search-results a:focus-visible { background: var(--c-primary-tint); }
.search-result-title { display: block; font-weight: 700; color: var(--c-primary-ink); }
.search-result-section { display: inline-block; margin-top: 4px; padding: 1px 8px; border-radius: 999px; background: var(--c-primary-tint); color: var(--c-primary-ink); font-size: 12px; font-weight: 700; line-height: 1.6; }
.search-result-excerpt { display: block; font-size: 13px; color: var(--c-text-2); margin-top: 2px; line-height: 1.5; }
.search-result-excerpt mark { background: #ffe0a3; color: inherit; padding: 0 1px; border-radius: 2px; }
.search-status { padding: 16px 12px; color: var(--c-text-3); font-size: 14px; }
body.search-open-state { overflow: hidden; }

/* 404 */
.notfound-actions { padding-left: 20px; }
.legacy-redirect-note { padding: 10px 12px; background: var(--c-primary-tint); border-radius: var(--radius); color: var(--c-primary-ink); }

/* 목록·색인 페이지 */
.listing-id { color: var(--c-text-3); font-size: 13px; margin-top: -8px; }
.listing-id code { font-family: var(--font-mono); font-size: 12px; }
.listing-landing { padding: 12px 16px; border: 1px solid var(--c-primary-tint-2); background: var(--c-primary-tint); border-radius: var(--radius); font-weight: 500; }
.listing-namespaces, .listing-pages { columns: 2; column-gap: 32px; padding-left: 20px; }
.listing-namespaces li, .listing-pages li { break-inside: avoid; padding: 2px 0; }
.listing-namespaces .count { color: var(--c-text-3); font-size: 13px; }
.sitemap { padding-left: 20px; }
.sitemap .sitemap { padding-left: 18px; border-left: 1px solid var(--c-line-soft); margin-left: 2px; }
.sitemap li.ns > a { font-weight: 500; }

/* 반응형: 목차를 본문 위로 */
@media (max-width: 1279px) {
  .layout { grid-template-columns: var(--sidebar-w) minmax(0, 1fr); grid-template-areas: "side main"; }
  .layout:has(.toc-area) { grid-template-areas: "side toc" "side main"; }
  .layout:has(.toc-area) .content { padding-top: 0; }
  .toc-area { position: static; max-height: none; padding: 16px 0 0; max-width: var(--content-max); }
  .toc-area::before { display: none; }
  .toc-area .toc { display: none; border: 1px solid var(--c-line-soft); border-radius: var(--radius); padding: 8px 12px; background: var(--c-surface-2); margin-bottom: 8px; }
  .toc-area.open .toc { display: block; }
  .toc-toggle { display: inline-flex; align-items: center; gap: 6px; margin-bottom: 8px; padding: 6px 10px; border: 1px solid var(--c-line); border-radius: var(--radius); background: var(--c-bg); cursor: pointer; font-size: 13px; }
  .toc-toggle::after { content: ""; width: 6px; height: 6px; border-right: 2px solid var(--c-text-3); border-bottom: 2px solid var(--c-text-3); transform: rotate(45deg); margin-top: -3px; }
  .toc-area.open .toc-toggle::after { transform: rotate(-135deg); margin-top: 3px; }
  .toc a { border-left: 0; padding-left: 0; }
}

/* 넓은 화면: 좌측 메뉴를 접으면 왼쪽으로 들어가고 본문이 넓어진다 */
@media (min-width: 1024px) {
  .layout { transition: grid-template-columns .22s ease; }
  .sidebar { width: var(--sidebar-w); min-width: 0; justify-self: start; transition: transform .22s ease; }
  .nav-close { display: inline-block; }
  body.sidebar-collapsed { overflow-x: clip; }
  body.sidebar-collapsed .layout { grid-template-columns: 0 minmax(0, 1fr) var(--toc-w); }
  body.sidebar-collapsed .sidebar { transform: translateX(-100%); pointer-events: none; border-right-color: transparent; }
}
@media (min-width: 1024px) and (max-width: 1279px) {
  body.sidebar-collapsed .layout { grid-template-columns: 0 minmax(0, 1fr); }
}

/* 반응형: 사이드바를 드로어로 */
@media (max-width: 1023px) {
  :root { --gutter: 16px; }
  .layout { grid-template-columns: minmax(0, 1fr); grid-template-areas: "main"; }
  .layout:has(.toc-area) { grid-template-areas: "toc" "main"; }
  .nav-open { display: inline-grid; place-items: center; }
  .nav-close { display: inline-block; }
  .sidebar { position: fixed; top: 0; left: 0; z-index: 70; width: min(var(--sidebar-w), 86vw); height: 100vh; background: var(--c-bg); border-right: 1px solid var(--c-line); padding: 12px 12px 32px 12px; transform: translateX(-104%); transition: transform .2s ease; box-shadow: 0 0 0 rgba(0,0,0,0); }
  body.sidebar-open .sidebar { transform: none; box-shadow: 0 12px 32px rgba(30,33,36,.25); }
  .sidebar-backdrop { display: block; position: fixed; inset: 0; z-index: 65; background: rgba(30,33,36,.4); }
  .sidebar-backdrop[hidden] { display: none; }
  .search-open-label { display: none; }
  .search-open kbd { display: none; }
  .search-open { padding: 0 10px; }
  .latest-docs { font-size: 13px; padding: 0 10px; }
  .brand-text { font-size: 15px; }
  .listing-namespaces, .listing-pages { columns: 1; }
}
@media (max-width: 599px) {
  .latest-docs { display: none; }
  .archive-banner-inner { font-size: 13px; }
  .page-meta dl { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* 맨 위로 */
.to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 50;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  box-shadow: 0 6px 16px rgba(8, 56, 145, .28);
  cursor: pointer;
}
.to-top:hover { background: var(--c-primary-deep); }
.to-top[hidden] { display: none; }
.to-top-icon {
  width: 10px;
  height: 10px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: translateY(2px) rotate(45deg);
}
@media (max-width: 599px) {
  .to-top { right: 16px; bottom: 16px; }
}

/* 인쇄 */
@media print {
  .site-header, .archive-banner, .sidebar, .sidebar-backdrop, .toc-area, .site-footer, .search-modal, .copy-btn, .skip-link, .breadcrumb, .to-top { display: none !important; }
  .layout { display: block; padding: 0; }
  .content { max-width: none; padding: 0; }
  body { font-size: 11pt; line-height: 1.5; color: #000; }
  a { color: #000; text-decoration: underline; }
  .page-meta { border: 0; padding: 0; background: none; margin-top: 24px; }
  .content::after { content: "출처: " attr(data-url); display: block; margin-top: 12px; font-size: 10pt; color: #333; }
}