/* Open with Slidev 소개 페이지 스타일 (GitHub Pages, 빌드 없음). 다크 테마, 한 페이지. */
:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #1f2630;
  --line: #30363d;
  --fg: #e6edf3;
  --muted: #9da7b3;
  --accent: #5fc9f8;
  --code-bg: #0a0f1a;
  --sans: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0;
  background: radial-gradient(900px 480px at 50% -140px, rgba(95, 201, 248, 0.20), transparent 70%) no-repeat,
    radial-gradient(700px 420px at 85% -120px, rgba(255, 61, 154, 0.14), transparent 70%) no-repeat,
    var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
code { font-family: var(--mono); font-size: 0.9em; background: var(--surface-2); border: 1px solid var(--line); padding: 1px 5px; border-radius: 5px; }
pre { background: var(--code-bg); border: 1px solid var(--line); padding: 14px 16px; border-radius: 12px; overflow-x: auto; font-size: 0.88rem; line-height: 1.55; margin: 12px 0; }
pre code { background: none; border: 0; padding: 0; }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 16px; }

.intro { text-align: center; padding: 64px 0 20px; }
.intro .logo { width: 96px; height: 96px; border-radius: 24px; margin: 0 auto 18px; box-shadow: 0 12px 40px rgba(95, 201, 248, 0.25); }
.intro h1 { font-size: clamp(2.2rem, 7vw, 3.4rem); font-weight: 900; letter-spacing: -0.02em; margin: 0 0 10px; }
.tagline { font-size: clamp(1.05rem, 2.4vw, 1.25rem); color: var(--muted); margin: 0 auto 24px; max-width: 620px; }
.tagline b { color: var(--fg); }
.actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; padding: 11px 18px; border-radius: 11px; font-weight: 700; color: var(--fg); border: 1px solid var(--line); background: var(--surface); text-decoration: none !important; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: linear-gradient(135deg, #5fc9f8, #7c5cff 55%, #ff3d9a); color: #fff; border: 0; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 20px; }
.badges img { height: 20px; }
.badges a { line-height: 0; }

.showcase { margin: 24px 0 0; }
.showcase img { width: 100%; height: auto; border-radius: 14px; border: 1px solid var(--line); box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4); }
figcaption { font-size: 0.86rem; color: var(--muted); margin-top: 8px; text-align: center; }

h2 { font-size: 1.45rem; margin: 52px 0 14px; letter-spacing: -0.01em; }
.lead { color: var(--muted); margin: -4px 0 16px; }
.muted { color: var(--muted); }
ol { padding-left: 1.3em; }
li { margin: 4px 0; }

.features { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; }
.features li { display: flex; gap: 14px; margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
.features .ico { font-size: 22px; line-height: 1.3; }
.features b { display: block; }
.features p { margin: 2px 0 0; color: var(--muted); font-size: 0.93rem; }

.cards { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.card { display: flex; flex-direction: column; gap: 6px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px; color: var(--fg); text-decoration: none !important; }
.card:hover { border-color: var(--muted); }
.card img { width: 100%; height: auto; border-radius: 9px; border: 1px solid var(--line); margin-bottom: 6px; }
.card b { font-size: 1.1rem; }
.card span { color: var(--muted); font-size: 0.93rem; }
.card .more { color: var(--accent); font-weight: 700; margin-top: 4px; }
.badge { display: inline-block; font-family: var(--mono); font-size: 0.72rem; font-weight: 400; padding: 2px 8px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line); color: var(--muted); margin-left: 6px; vertical-align: middle; }

.cmd { display: flex; align-items: center; gap: 10px; background: var(--code-bg); border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 0 0 14px; }
.cmd code { background: none; border: 0; padding: 0; white-space: nowrap; overflow-x: auto; }
.cmd button { margin-left: auto; flex-shrink: 0; background: var(--surface-2); color: var(--fg); border: 1px solid var(--line); border-radius: 7px; padding: 4px 10px; font: inherit; font-size: 0.8rem; cursor: pointer; }

footer { border-top: 1px solid var(--line); margin-top: 56px; padding: 24px 0 40px; color: var(--muted); font-size: 0.88rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }

@media (max-width: 640px) {
  .intro { padding-top: 44px; }
  .features, .cards { grid-template-columns: minmax(0, 1fr); }
}