/* Home Portal Backup 공개 안내 2쪽(소개·개인정보처리방침)이 함께 쓰는 스타일. 외부 폰트·이미지·스크립트 없음. */
:root {
  color-scheme: light dark;
  --text: #253036;
  --muted: #5b6870;
  --bg: #ffffff;
  --surface: #f5f7f8;
  --border: #dde3e6;
  --accent: #206a62;
  --focus: #1a5ad7;
  --measure: 46rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #e3e8ea;
    --muted: #a6b2b8;
    --bg: #14191c;
    --surface: #1d2428;
    --border: #334047;
    --accent: #7fc8bd;
    --focus: #8db4ff;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

a { color: var(--accent); text-underline-offset: 0.2em; }
a:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 2px; }

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
}
.skip-link:focus { top: 0.75rem; }

.wrap { max-width: var(--measure); margin: 0 auto; padding: 0 1.25rem; }

.site-header { border-bottom: 1px solid var(--border); }
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.25rem 1.25rem;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}
.site-name { margin: 0; font-size: 1.05rem; font-weight: 700; }
.site-nav ul { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; margin: 0; padding: 0; list-style: none; }
.site-nav a { display: inline-block; padding: 0.2rem 0; font-weight: 600; }
.site-nav a[aria-current="page"] { color: var(--text); text-decoration: none; border-bottom: 2px solid var(--accent); }

main { padding-top: 1.75rem; padding-bottom: 2.5rem; }

h1 { margin: 0 0 0.5rem; font-size: 1.6rem; line-height: 1.35; }
h2 { margin: 2rem 0 0.5rem; font-size: 1.2rem; line-height: 1.4; }
h3 { margin: 1.25rem 0 0.25rem; font-size: 1.02rem; }
p { margin: 0.5rem 0; }

.lead { font-size: 1.08rem; }
.meta { color: var(--muted); font-size: 0.93rem; }

ol, ul { margin: 0.5rem 0; padding-left: 1.5rem; }
li { margin: 0.3rem 0; }
li > ul, li > ol { margin: 0.2rem 0; }

.status {
  margin: 1.25rem 0;
  padding: 0.9rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.status h2 { margin-top: 0; font-size: 1.05rem; }

code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.92em; }

.site-footer { border-top: 1px solid var(--border); color: var(--muted); font-size: 0.93rem; }
.site-footer .wrap { padding-top: 1rem; padding-bottom: 1.5rem; }
.site-footer p { margin: 0.25rem 0; }

@media (max-width: 30rem) {
  h1 { font-size: 1.4rem; }
  .wrap { padding: 0 1rem; }
}