:root{
    --bg:#f7faf8; --card:#ffffff; --ink:#12211c; --ink2:#495a53; --ink3:#8b9a93;
    --line:#e3ebe7; --accent:#25352F; --accent-ink:#106B54; --tint:#ECEFED;
  }
  @media (prefers-color-scheme: dark){
    :root{
      --bg:#0f1512; --card:#161d1a; --ink:#e8efeb; --ink2:#a9b8b2; --ink3:#7b8a84;
      --line:#26302c; --accent:#E8ECEA; --accent-ink:#6FCFAA; --tint:rgba(255,255,255,.08);
    }
  }
  *{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%}
  body{
    margin:0; background:var(--bg); color:var(--ink);
    font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Pretendard","Noto Sans KR","Malgun Gothic",sans-serif;
    font-size:16px; line-height:1.78; word-break:keep-all; overflow-wrap:anywhere;
  }
  .wrap{max-width:760px; margin:0 auto; padding:0 20px}
  header{
    background:var(--card); border-bottom:1px solid var(--line);
    position:sticky; top:0; z-index:10; padding-top:env(safe-area-inset-top);
  }
  .head-in{display:flex; align-items:center; justify-content:space-between; gap:16px; min-height:56px; flex-wrap:wrap}
  .brand{font-weight:800; font-size:17px; color:var(--ink); text-decoration:none; letter-spacing:-.02em; display:flex; align-items:center; gap:9px}
  
  .logo{
    display:grid; grid-template-columns:11.2px 11.2px; grid-template-rows:11.2px 11.2px; gap:1.5px;
    background:#fff; padding:5.6px; border-radius:6px; border:1px solid rgba(0,0,0,.07);
  }
  .logo i{border-radius:2.6px}
  .logo i:nth-child(1){background:#FBEAF0} .logo i:nth-child(2){background:#E1F5EE}
  .logo i:nth-child(3){background:#FAEEDA} .logo i:nth-child(4){background:#EEEDFE}
  nav{display:flex; gap:6px; margin-left:auto}
  nav a{font-size:13px; color:var(--ink2); text-decoration:none; padding:5px 11px; border-radius:999px; border:1px solid transparent}
  nav a:hover{color:var(--ink)}
  nav a.on{background:var(--tint); color:var(--accent-ink); border-color:var(--line); font-weight:600}
  
  nav a.start{background:#1C1C1A; color:#fff; border-color:#1C1C1A; font-weight:600; margin-left:14px}
  nav a.start:hover{background:#106B54; color:#fff}
  
  .more,.apps{position:relative}
  .more>summary,.apps>summary{list-style:none; cursor:pointer; font-size:13px; color:var(--ink2);
    padding:5px 11px; border-radius:999px; border:1px solid transparent;
    display:inline-flex; align-items:center; gap:4px; white-space:nowrap}
  .more>summary::-webkit-details-marker,.apps>summary::-webkit-details-marker{display:none}
  .more>summary:hover, .more[open]>summary,
  .apps>summary:hover, .apps[open]>summary{color:var(--ink); background:var(--tint)}
  
  .more .caret,.apps .caret{font-size:9px; opacity:.55; transform:translateY(1px)}
  .more[open] .caret,.apps[open] .caret{transform:translateY(1px) rotate(180deg)}
  .more-menu,.apps-menu{position:absolute; top:100%; right:0; margin-top:8px; z-index:40;
    background:var(--card); border:1px solid var(--line); border-radius:12px;
    box-shadow:0 12px 32px rgba(0,0,0,.10); padding:6px; min-width:190px;
    display:flex; flex-direction:column}
  .more-menu a{display:block; padding:9px 12px; border-radius:8px; font-size:13.5px;
    color:var(--ink); text-decoration:none; white-space:nowrap; border:0}
  .more-menu a:hover{background:var(--tint)}
  .more-menu a.on{color:var(--accent-ink); font-weight:600}
  
  .apps-menu{right:auto; left:0; min-width:212px}
  .apps-menu a, .apps-menu .soon{display:flex; flex-direction:column; gap:1px;
    padding:9px 12px; border-radius:8px; text-decoration:none; white-space:nowrap; border:0}
  .apps-menu a:hover{background:var(--tint)}
  .apps-menu .mi-t{font-size:13.5px; font-weight:600; color:var(--ink)}
  .apps-menu .mi-s{font-size:12px; color:var(--ink3)}
  
  .apps-menu .soon{cursor:default}
  .apps-menu .soon .mi-t{color:var(--ink3)}
  
  .apps-menu .soon .mi-s{white-space:normal; line-height:1.45}
  @media (prefers-color-scheme: dark){ nav a.start{background:#e8efeb; color:#12211c; border-color:#e8efeb} nav a.start:hover{background:#6FCFAA; color:#12211c} }
  main{padding:40px 0 8px}
  h1{font-size:34px; line-height:1.25; margin:0 0 12px; letter-spacing:-.03em}
  .lede{font-size:18px; color:var(--ink2); margin:0 0 30px; max-width:620px}
  h2{font-size:18px; margin:38px 0 12px; padding-top:24px; border-top:1px solid var(--line); letter-spacing:-.01em}
  h3{font-size:15.5px; margin:0 0 6px; letter-spacing:-.01em}
  p{margin:0 0 12px; color:var(--ink2)}
  ul{margin:0 0 12px; padding-left:1.4em; color:var(--ink2)}
  li{margin-bottom:6px}
  strong{color:var(--ink); font-weight:700}
  a{color:var(--accent-ink)}
  .cards{display:grid; grid-template-columns:1fr 1fr 1fr; gap:12px; margin:14px 0 4px}
  .card{background:var(--card); border:1px solid var(--line); border-radius:14px; padding:16px 16px 15px}
  .card p{margin:0; font-size:14px; color:var(--ink3)}
  .cta{display:flex; gap:10px; flex-wrap:wrap; margin:34px 0 4px}
  .btn{display:inline-flex; align-items:center; justify-content:center; padding:12px 20px; border-radius:11px; font-size:15px; font-weight:600; text-decoration:none; background:#1C1C1A; color:#fff; border:1px solid #1C1C1A}
  @media (prefers-color-scheme: dark){ .btn{background:#e8efeb; color:#12211c; border-color:#e8efeb} }
  .btn.ghost{background:transparent; color:var(--accent-ink); border-color:var(--line)}
  footer{margin-top:46px; border-top:1px solid var(--line); background:var(--card); padding:26px 0 calc(34px + env(safe-area-inset-bottom))}
  footer .wrap{color:var(--ink3); font-size:13.5px}
  footer p{color:var(--ink3); margin:0 0 8px}
  @media (max-width:560px){
    body{font-size:15.5px}
    h1{font-size:27px}
    .lede{font-size:16px}
    main{padding-top:30px}
    .cards{grid-template-columns:1fr}
  }
/* Shared static-page shell above mirrors public/about.html. Blog reading styles below. */
.reading{max-width:68ch;margin-inline:auto;min-width:0}
.article-body{font-size:17px;line-height:1.85}
.article-body p{margin-bottom:1.25em}
.article-body h2{font-size:23px;line-height:1.45;margin-top:2em}
.article-body h3{font-size:19px;line-height:1.5;margin:1.8em 0 .6em}
.byline{font-size:14px;margin:0 0 32px;color:var(--ink2)}
html:lang(ko) .reading{word-break:keep-all}
html:lang(ko) h1,html:lang(ko) h2,html:lang(ko) h3{letter-spacing:normal}
html:lang(ja) body{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;word-break:normal}
.article-figure{margin:32px 0}
.article-figure img{display:block;width:100%;height:auto;border-radius:14px;border:1px solid var(--line)}
.article-figure.phone img{max-width:375px;margin-inline:auto}
.article-figure figcaption{font-size:14px;line-height:1.65;color:var(--ink2);margin-top:12px;text-align:center}
.table-scroll{max-width:100%;overflow-x:auto;margin:28px 0;border:1px solid var(--line);border-radius:12px}
table{width:100%;min-width:520px;border-collapse:collapse;text-align:left;font-size:15px;line-height:1.65}
th,td{padding:12px 16px;vertical-align:top;border-bottom:1px solid var(--line)}
th{background:var(--tint);font-weight:600}td{color:var(--ink2)}tbody tr:last-child td{border-bottom:0}
hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.blog-card{display:block;padding:24px;margin:28px 0;background:var(--card);border:1px solid var(--line);border-radius:14px;color:inherit;text-decoration:none}
.blog-card:hover{border-color:var(--accent-ink)}
.blog-card h2{border:0;padding:0;margin:0 0 12px;font-size:23px;line-height:1.5;letter-spacing:normal}
.blog-card p{margin:0 0 16px}.blog-card time{font-size:14px;color:var(--ink2)}
.language-row{display:flex;justify-content:flex-end;padding-bottom:6px}
.language-menu{position:relative;border:0;flex-shrink:0}
.language-menu>summary{list-style:none;cursor:pointer;font-size:14px;font-weight:500;padding:10px 5px;white-space:nowrap}
.language-menu>summary::-webkit-details-marker{display:none}
.language-menu>summary>span{display:inline-block;color:var(--ink3)}
.language-menu[open]>summary>span{transform:rotate(180deg)}
.language-menu>div{position:absolute;right:0;top:100%;z-index:40;min-width:132px;padding:6px;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 24px #233f3518}
.language-menu a{display:block;font-size:14px;padding:8px 12px;border-radius:5px;text-decoration:none}
.language-menu a:hover,.language-menu a[aria-current=page]{background:var(--tint)}
@media(max-width:560px){.article-body{font-size:16px}.article-body h2,.blog-card h2{font-size:21px}.article-body h3{font-size:18px}}

/* 제목 끝 한 글자 고아 방지 — ja 는 문절 단위 줄바꿈(Chrome 119+, 미지원 브라우저는 무시) */
.reading h1,.reading h2,.reading h3{text-wrap:balance}
html:lang(ja) .reading h1,html:lang(ja) .reading h2,html:lang(ja) .reading h3,html:lang(ja) .reading p{word-break:auto-phrase}