:root {
  color-scheme: light dark;
  --bg: #f7f5f0;
  --card: #ffffff;
  --text: #17233d;
  --muted: #5b6474;
  --line: #e2ded6;
  --accent: #3f4c8f;
  --accent-soft: #eceef8;
  --memo: #fdf6d8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d111a;
    --card: #161c28;
    --text: #eef1f6;
    --muted: #a3abb9;
    --line: #2a3242;
    --accent: #9faef0;
    --accent-soft: #1d2438;
    --memo: #2a2618;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Noto Sans KR", "Malgun Gothic", sans-serif;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
a { color: var(--accent); }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 20px; }

header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 800; letter-spacing: -0.3px; font-size: 18px; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
nav.links { display: flex; gap: 16px; font-size: 14px; flex-wrap: wrap; justify-content: flex-end; }
nav.links a { color: var(--muted); text-decoration: none; }
nav.links a:hover { color: var(--text); }

.hero { padding: 56px 0 28px; display: grid; gap: 28px; grid-template-columns: 1fr; align-items: center; }
.hero h1 { font-size: clamp(30px, 6vw, 44px); line-height: 1.25; letter-spacing: -1px; margin: 0 0 14px; }
.hero p.lead { font-size: 18px; color: var(--muted); margin: 0 0 20px; }
.hero .icon { width: 96px; height: 96px; border-radius: 22px; box-shadow: 0 10px 30px rgba(23, 35, 61, 0.15); order: -1; }
.status { display: inline-block; background: var(--memo); border: 1px solid var(--line); border-radius: 10px; padding: 8px 14px; font-size: 14px; }

.features { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); padding: 12px 0 8px; }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 18px 16px; }
.feature h2 { font-size: 17px; margin: 0 0 6px; letter-spacing: -0.3px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

.shots { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); padding: 28px 0 12px; }
.shots figure { margin: 0; }
.shots img { width: 100%; height: auto; border-radius: 18px; border: 1px solid var(--line); display: block; }
.shots figcaption { text-align: center; font-size: 13px; color: var(--muted); margin-top: 8px; }

footer { border-top: 1px solid var(--line); margin-top: 48px; padding: 24px 0 40px; font-size: 14px; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 16px; }
footer a { color: var(--muted); }

article.doc { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 28px 24px; margin: 32px 0 0; }
article.doc h1 { font-size: 26px; letter-spacing: -0.5px; margin: 0 0 6px; line-height: 1.35; }
article.doc .meta { color: var(--muted); font-size: 14px; margin: 0 0 20px; }
article.doc h2 { font-size: 18px; margin: 30px 0 8px; letter-spacing: -0.3px; }
article.doc p, article.doc li { font-size: 15px; }
article.doc ul, article.doc ol { padding-left: 22px; }
article.doc .note { background: var(--accent-soft); border-radius: 10px; padding: 12px 14px; font-size: 14px; }
.table { overflow-x: auto; margin: 10px 0; }
table { border-collapse: collapse; width: 100%; min-width: 560px; font-size: 14px; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--accent-soft); font-weight: 700; }

@media (min-width: 760px) {
  .hero { grid-template-columns: 1fr auto; padding-top: 72px; }
  .hero .icon { order: 0; }
  article.doc { padding: 40px 44px; }
}