/* LAB 공용 스타일 — 글을 새로 쓸 때 이 파일만 링크하면 된다. */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0f1117; --surface: #1a1d27; --surface2: #20243a;
  --border: #2d3148; --border2: #3d4463;
  --text: #e2e8f0; --text2: #94a3b8; --text3: #64748b; --text4: #3d4463;
  --accent: #6b7aff; --accent2: #5a69ee;
  --lab: #4ade80; --lab2: #22c55e; --danger: #f87171; --gold: #c9a86a;
  --mono: 'Cascadia Code', 'JetBrains Mono', 'Consolas', 'Monaco', monospace;
}
body { font-family: 'Segoe UI', system-ui, sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; display: flex; flex-direction: column; }
a { text-decoration: none; }
main { flex: 1; }
p, li, td, th, figcaption { word-break: keep-all; }

/* ── 내비 ── */
.nav { max-width: 1040px; width: 100%; margin: 0 auto; padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; }
.brand { font-family: var(--mono); font-size: 15px; font-weight: 700; letter-spacing: 0.16em; color: var(--text); }
.brand .eight { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 18px; }
.nav-link { font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; color: var(--text3); transition: color 0.15s; }
.nav-link:hover { color: var(--lab); }
.nav-link.on { color: var(--lab); }

/* ── 페이지 머리 ── */
.head { max-width: 880px; margin: 0 auto; padding: 44px 24px 24px; background: radial-gradient(520px 240px at 25% 0%, rgba(74,222,128,0.06), transparent 70%); }
.crumb { font-family: var(--mono); font-size: 11px; letter-spacing: 0.22em; color: var(--lab); margin-bottom: 14px; }
.head h1 { font-size: clamp(26px, 5vw, 38px); font-weight: 700; color: #f1f5f9; line-height: 1.3; margin-bottom: 14px; }
.head .lead { font-size: 15px; color: var(--text2); line-height: 1.85; max-width: 660px; }
.meta { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; color: var(--text4); margin-top: 16px; }

/* ── 본문 ── */
.body { max-width: 880px; margin: 0 auto; padding: 8px 24px 40px; }
.body h2 { font-size: 20px; font-weight: 600; color: #f1f5f9; margin: 40px 0 14px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
.body h3 { font-size: 16px; font-weight: 600; color: var(--text); margin: 28px 0 10px; }
.body p { font-size: 15px; color: var(--text2); line-height: 1.95; margin-bottom: 16px; }
.body strong { color: var(--text); font-weight: 600; }
.body em { font-style: normal; color: var(--lab); }
.body ul, .body ol { margin: 0 0 16px 0; padding-left: 20px; }
.body li { font-size: 15px; color: var(--text2); line-height: 1.9; margin-bottom: 7px; }
.body code { font-family: var(--mono); font-size: 13px; background: #0a0c14; border: 1px solid var(--border); border-radius: 4px; padding: 1px 6px; color: #a5b4fc; }
.body pre { background: #0a0c14; border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; overflow-x: auto; margin: 0 0 18px; }
.body pre code { background: none; border: none; padding: 0; font-size: 12.5px; line-height: 1.75; color: #a5b4fc; display: block; }
.body blockquote { margin: 0 0 18px; padding: 16px 20px; background: var(--surface); border-left: 3px solid var(--lab); border-radius: 0 10px 10px 0; }
.body blockquote p { margin: 0; font-size: 14px; }
.body hr { border: none; border-top: 1px solid var(--border); margin: 36px 0; }

/* ── 강조 상자 ── */
.claim { background: var(--surface); border: 1px solid var(--border2); border-radius: 14px; padding: 24px 26px; margin: 0 0 22px; }
.claim .k { font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 0.2em; color: var(--lab); margin-bottom: 10px; }
.claim p { font-size: 16px; color: var(--text); line-height: 1.8; margin: 0; }
.wrong { border-left: 3px solid var(--danger); border-radius: 0 12px 12px 0; background: var(--surface); padding: 18px 22px; margin: 0 0 18px; }
.wrong .k { font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 0.18em; color: var(--danger); margin-bottom: 8px; }
.wrong p:last-child { margin-bottom: 0; }

/* ── 글 목록 ── */
.posts { max-width: 880px; margin: 0 auto; padding: 8px 24px 40px; }
.post-card { display: block; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 24px 26px; margin-bottom: 12px; transition: border-color 0.2s, transform 0.15s; }
.post-card:hover { border-color: var(--lab); transform: translateY(-2px); }
.post-no { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; color: var(--lab); }
.post-card h3 { font-size: 18px; font-weight: 600; color: var(--text); margin: 8px 0 8px; line-height: 1.4; }
.post-card p { font-size: 13.5px; color: var(--text2); line-height: 1.8; }
.post-date { font-family: var(--mono); font-size: 11px; color: var(--text4); margin-top: 12px; }
.soon { border-style: dashed; opacity: 0.62; cursor: default; }
.soon:hover { border-color: var(--border2); transform: none; }

/* ── 글 끝 이동 ── */
.pager { max-width: 880px; margin: 0 auto; padding: 0 24px 40px; display: flex; gap: 10px; flex-wrap: wrap; }
.pager a { font-family: var(--mono); font-size: 12px; padding: 11px 18px; border: 1px solid var(--border); border-radius: 9px; color: var(--text2); transition: all 0.15s; }
.pager a:hover { border-color: var(--lab); color: var(--lab); }

footer { max-width: 1040px; width: 100%; margin: 0 auto; padding: 28px 24px 48px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 12px; }
footer span, footer a { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: var(--text4); }
footer a:hover { color: var(--lab); }

@media (max-width: 768px) {
  .head { padding: 32px 16px 18px; }
  .body, .posts, .pager { padding-left: 16px; padding-right: 16px; }
  .body p, .body li { font-size: 14.5px; }
}