/* iLogNote 공개 사이트 — ZenithOne 브랜드 색 (Deep Navy · Sky Blue · Light Gray) */
:root {
  --navy: #1f2d4a;
  --sky: #6b8fd6;
  --gray: #d9dce1;
  --bg: #ffffff;
  --soft: #f5f6f8;
  --fg: #1f2433;
  --muted: #5d6475;
  --line: #e4e7ec;
  --link: #2e4a8b;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12192a;
    --soft: #182238;
    --fg: #e6e9ef;
    --muted: #a3abbd;
    --line: #2a3550;
    --link: #8fadee;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.75 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
a { color: var(--link); }
header.top {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.wrap { max-width: 860px; margin: 0 auto; padding: 0 20px; }
.nav { display: flex; align-items: center; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg); text-decoration: none; font-weight: 700; font-size: 18px; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.nav .links { margin-left: auto; display: flex; gap: 16px; font-size: 14px; }
.nav .links a { color: var(--muted); text-decoration: none; }
.nav .links a:hover, .nav .links a[aria-current] { color: var(--fg); }
.hero { background: var(--navy); color: #fff; padding: 64px 0 56px; }
.hero h1 { margin: 0 0 12px; font-size: clamp(28px, 5vw, 40px); line-height: 1.25; letter-spacing: -0.01em; }
.hero p { margin: 0; max-width: 620px; color: #cfd6e6; font-size: 17px; }
.hero .accent { color: var(--sky); }
.btns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; height: 42px; padding: 0 18px; border-radius: 8px; background: var(--sky); color: var(--navy); font-weight: 700; text-decoration: none; }
.btn.ghost { background: transparent; color: #fff; border: 1px solid #ffffff55; }
main { padding: 40px 0 56px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.card { border: 1px solid var(--line); border-radius: 10px; padding: 18px; background: var(--bg); }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 14.5px; }
h1.doc { font-size: 30px; margin: 0 0 4px; }
.meta { color: var(--muted); font-size: 14px; margin-bottom: 28px; }
h2 { font-size: 20px; margin: 36px 0 8px; padding-top: 4px; }
h3 { font-size: 16.5px; margin: 22px 0 6px; }
.lang-sep { margin: 56px 0 24px; border: 0; border-top: 2px solid var(--line); }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14.5px; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--soft); }
.note { background: var(--soft); border-left: 3px solid var(--sky); padding: 12px 16px; border-radius: 6px; margin: 16px 0; }
footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 13.5px; }
footer .co { color: var(--fg); font-weight: 700; letter-spacing: 0.02em; }
footer .slogan { letter-spacing: 0.32em; font-size: 11px; color: var(--muted); }
mark.todo { background: #ffe066; color: #000; padding: 0 3px; border-radius: 3px; }
@media (max-width: 640px) { .nav .links { gap: 12px; font-size: 13px; } .hero { padding: 44px 0 40px; } }

.shots { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.shots figure { margin: 0; }
.shots img { width: 100%; border: 1px solid var(--line); border-radius: 10px; display: block; background: var(--soft); }
.shots .phone img { max-width: 260px; margin: 0 auto; }
.shots figcaption { color: var(--muted); font-size: 13.5px; margin-top: 6px; text-align: center; }
.downloads .card { display: flex; flex-direction: column; gap: 8px; }
.btn.dl { background: var(--navy); color: #fff; align-self: flex-start; }
@media (prefers-color-scheme: dark) { .btn.dl { background: var(--sky); color: var(--navy); } }
.soon { align-self: flex-start; padding: 6px 12px; border-radius: 999px; background: var(--soft); color: var(--muted); font-size: 13px; }
.hash { font-size: 11.5px; word-break: break-all; }
.hash code { font-size: 11px; }
.small { color: var(--muted); font-size: 13.5px; }