/* 롯데카드 GitLab 도입 가이드 — Provided by InfoGrab
   Brand: LOTTE Red #DA291C / LOCA Black #2C2A26 / InfoGrab green→teal */

:root {
  --lotte-red: #DA291C;
  --lotte-red-dark: #B42117;
  --lotte-red-soft: #FBEDEC;
  --loca-black: #2C2A26;
  --ink: #211F1C;
  --ink-soft: #57534C;
  --ink-mute: #8A8478;
  --paper: #FFFFFF;
  --ivory: #FAF8F5;
  --sand: #F3EFE9;
  --line: #E8E2D9;
  --line-strong: #D9D1C4;
  --ig-green: #5C9A4F;
  --ig-teal: #11686E;
  --ig-ink: #0F212C;
  --grad-ig: linear-gradient(108deg, #81B446, #5C9A4F, #2E8268, #11686E);
  --shadow-sm: 0 1px 2px rgba(44, 42, 38, .06), 0 2px 8px rgba(44, 42, 38, .05);
  --shadow-md: 0 2px 6px rgba(44, 42, 38, .07), 0 12px 32px rgba(44, 42, 38, .09);
  --shadow-lg: 0 8px 24px rgba(44, 42, 38, .14), 0 24px 64px rgba(44, 42, 38, .16);
  --radius-s: 10px;
  --radius-m: 14px;
  --radius-l: 20px;
  --sidebar-w: 292px;
  --toc-w: 232px;
  --topbar-h: 60px;
  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Noto Sans KR", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--ivory);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.gated { overflow: hidden; }
body.gated .app { visibility: hidden; }

a { color: var(--lotte-red); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* ============ 접속 게이트 ============ */
.gate {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(900px 480px at 85% -10%, rgba(218, 41, 28, .10), transparent 60%),
    radial-gradient(700px 420px at -10% 110%, rgba(17, 104, 110, .10), transparent 60%),
    var(--ivory);
  padding: 24px;
}
.gate[hidden] { display: none; }
.gate-card {
  width: min(440px, 100%);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  padding: 40px 36px 28px;
  text-align: center;
}
.gate-mark {
  width: 54px; height: 54px; margin: 0 auto 18px;
  background: var(--lotte-red);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 26px; letter-spacing: -.02em;
}
.gate-brand { font-size: 15px; font-weight: 700; color: var(--loca-black); letter-spacing: -.01em; }
.gate-brand small { display: block; font-size: 12px; font-weight: 500; color: var(--ink-mute); margin-top: 2px; }
.gate-title { margin: 22px 0 8px; font-size: 24px; font-weight: 800; letter-spacing: -.03em; color: var(--ink); }
.gate-desc { margin: 0 0 22px; font-size: 14px; line-height: 1.7; color: var(--ink-soft); }
.gate-form { display: flex; gap: 8px; }
.gate-input {
  flex: 1; height: 50px; padding: 0 16px;
  border: 1.5px solid var(--line-strong); border-radius: 12px;
  font: inherit; font-size: 15px; background: var(--ivory); color: var(--ink);
  outline: none; transition: border-color .15s, box-shadow .15s;
}
.gate-input:focus { border-color: var(--lotte-red); box-shadow: 0 0 0 4px rgba(218, 41, 28, .12); background: #fff; }
.gate-btn {
  height: 50px; padding: 0 22px; border: 0; border-radius: 12px;
  background: var(--lotte-red); color: #fff; font: inherit; font-weight: 700; font-size: 15px;
  cursor: pointer; transition: transform .12s, box-shadow .15s, background .15s;
}
.gate-btn:hover { background: #C22317; box-shadow: 0 6px 18px rgba(218, 41, 28, .35); transform: translateY(-1px); }
.gate-error { display: none; margin: 12px 0 0; font-size: 13px; color: var(--lotte-red); font-weight: 600; }
.gate-error.show { display: block; }
.gate-foot { margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: center; gap: 8px; }
.gate-foot img { height: 18px; }
.gate-foot span { font-size: 12px; color: var(--ink-mute); }

/* ============ 앱 프레임 ============ */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--topbar-h); z-index: 90;
  display: flex; align-items: center; gap: 14px;
  padding: 0 22px 0 calc(var(--sidebar-w) + 28px);
  background: rgba(250, 248, 245, .86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar .crumb { font-size: 13.5px; color: var(--ink-mute); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar .crumb b { color: var(--loca-black); font-weight: 700; }
.topbar .spacer { flex: 1; }
.topbar .doc-badge {
  font-size: 12px; font-weight: 700; color: var(--lotte-red);
  background: var(--lotte-red-soft); border: 1px solid rgba(218, 41, 28, .22);
  padding: 5px 11px; border-radius: 999px; white-space: nowrap;
}
.menu-btn {
  display: none; width: 40px; height: 40px; border: 1px solid var(--line-strong);
  background: #fff; border-radius: 10px; cursor: pointer; padding: 9px;
}
.menu-btn svg { display: block; }

.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0; width: var(--sidebar-w); z-index: 100;
  background: var(--paper);
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
}
.sb-brand {
  padding: 22px 22px 18px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 12px;
}
.sb-mark {
  width: 40px; height: 40px; flex: none;
  background: var(--lotte-red); color: #fff; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 19px;
}
.sb-brand .t1 { display: block; font-size: 16.5px; font-weight: 800; color: var(--loca-black); letter-spacing: -.02em; line-height: 1.25; }
.sb-brand .t2 { display: block; font-size: 12px; color: var(--ink-mute); font-weight: 500; margin-top: 2px; }
.sb-search { padding: 14px 16px 6px; }
.sb-search input {
  width: 100%; height: 38px; padding: 0 12px 0 34px;
  border: 1px solid var(--line); border-radius: 10px;
  background: var(--ivory) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='%238A8478' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E") 11px 50% no-repeat;
  font: inherit; font-size: 13.5px; color: var(--ink); outline: none;
}
.sb-search input:focus { border-color: var(--lotte-red); background-color: #fff; box-shadow: 0 0 0 3px rgba(218, 41, 28, .10); }
.nav { flex: 1; overflow-y: auto; padding: 10px 14px 14px; }
.nav-sec { margin: 14px 8px 6px; font-size: 11px; font-weight: 700; letter-spacing: .08em; color: var(--ink-mute); text-transform: uppercase; }
.nav a {
  display: flex; align-items: baseline; gap: 10px;
  padding: 9px 12px; margin: 2px 0; border-radius: 10px;
  color: var(--ink-soft); font-size: 14px; font-weight: 500; line-height: 1.4;
}
.nav a:hover { background: var(--sand); color: var(--ink); text-decoration: none; }
.nav a .no { font-family: var(--mono); font-size: 11.5px; font-weight: 600; color: var(--ink-mute); flex: none; }
.nav a.active { background: var(--lotte-red-soft); color: var(--lotte-red); font-weight: 700; }
.nav a.active .no { color: var(--lotte-red); }
.nav a.hidden-by-filter { display: none; }
.sb-foot { border-top: 1px solid var(--line); padding: 14px 20px 18px; display: flex; align-items: center; gap: 10px; }
.sb-foot img { height: 20px; }
.sb-foot .txt { font-size: 11.5px; color: var(--ink-mute); line-height: 1.45; }

.main {
  margin-left: var(--sidebar-w);
  padding: calc(var(--topbar-h) + 34px) 40px 60px;
  display: flex; justify-content: center;
}
.content-wrap { width: 100%; max-width: 880px; margin-right: var(--toc-w); }
.content { min-width: 0; }

/* ============ 문서 히어로 ============ */
.hero { margin-bottom: 30px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: .06em;
  color: var(--lotte-red); text-transform: uppercase; margin-bottom: 12px;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; background: var(--lotte-red); transform: rotate(45deg); border-radius: 2px; }
.hero h1 {
  margin: 0 0 14px; font-size: clamp(28px, 4vw, 38px); font-weight: 800;
  letter-spacing: -.03em; line-height: 1.28; color: var(--loca-black);
  text-wrap: balance;
}
.hero .question {
  margin: 0; padding: 16px 20px;
  background: var(--paper); border: 1px solid var(--line); border-left: 4px solid var(--lotte-red);
  border-radius: var(--radius-m); box-shadow: var(--shadow-sm);
  font-size: 14.5px; color: var(--ink-soft);
}
.hero .question b { color: var(--loca-black); }

/* ============ 본문 타이포 ============ */
.content h2 {
  margin: 46px 0 16px; padding-top: 10px;
  font-size: 25px; font-weight: 800; letter-spacing: -.025em; color: var(--loca-black);
  border-top: 1px solid var(--line);
}
.content h2:first-of-type { border-top: 0; margin-top: 8px; padding-top: 0; }
.content h3 { margin: 34px 0 12px; font-size: 19.5px; font-weight: 700; letter-spacing: -.02em; color: var(--loca-black); }
.content h4 { margin: 24px 0 10px; font-size: 16.5px; font-weight: 700; color: var(--loca-black); }
.content p { margin: 12px 0; text-wrap: pretty; }
.content ul, .content ol { margin: 12px 0; padding-left: 24px; }
.content li { margin: 6px 0; }
.content li::marker { color: var(--lotte-red); font-weight: 700; }
.content strong { color: var(--loca-black); font-weight: 700; }
.content code:not(pre code) {
  font-family: var(--mono); font-size: .86em;
  background: var(--sand); border: 1px solid var(--line);
  padding: 2px 6px; border-radius: 6px; color: #8C2A1F;
  word-break: break-word;
}
.content pre {
  margin: 16px 0; padding: 18px 20px; overflow-x: auto;
  background: var(--ig-ink); color: #E6F0EE;
  border-radius: var(--radius-m); font-size: 13.5px; line-height: 1.65;
  box-shadow: var(--shadow-sm);
}
.content pre code { font-family: var(--mono); background: none; border: 0; padding: 0; color: inherit; }
.content blockquote {
  margin: 16px 0; padding: 14px 18px;
  background: #FDF7F6; border: 1px solid rgba(218, 41, 28, .18); border-left: 4px solid var(--lotte-red);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  color: var(--ink-soft); font-size: 14.5px;
}
.content blockquote strong { color: var(--lotte-red); }
.content table {
  width: 100%; margin: 18px 0; border-collapse: separate; border-spacing: 0;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-m);
  overflow: hidden; box-shadow: var(--shadow-sm);
  font-size: 14px; line-height: 1.6;
}
.content th, .content td { padding: 11px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.content thead th { background: var(--lotte-red-soft); color: var(--loca-black); font-weight: 700; font-size: 13px; letter-spacing: -.01em; border-bottom: 1px solid var(--line-strong); }
.content tbody tr:last-child td { border-bottom: 0; }
.content tbody tr:hover { background: #FCFAF7; }
.content td code:not(pre code) { font-size: .84em; }

/* ============ 화면 캡처 figure ============ */
figure.shot {
  margin: 20px 0 26px; padding: 10px;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-l);
  box-shadow: var(--shadow-sm);
}
figure.shot img {
  display: block; width: 100%; border-radius: 12px; cursor: zoom-in;
  border: 1px solid var(--line);
  transition: transform .16s ease, box-shadow .2s ease;
}
figure.shot:hover img { box-shadow: var(--shadow-md); }
figure.shot figcaption {
  padding: 10px 8px 4px; font-size: 13px; color: var(--ink-mute); font-weight: 500;
  display: flex; align-items: center; gap: 8px;
}
figure.shot figcaption::before { content: ""; flex: none; width: 6px; height: 6px; border-radius: 2px; background: var(--lotte-red); transform: rotate(45deg); }

/* ============ 라이트박스 ============ */
.lightbox {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(33, 31, 28, .88);
  display: flex; align-items: center; justify-content: center; padding: 40px;
  cursor: zoom-out;
}
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 96vw; max-height: 92vh; border-radius: 12px; box-shadow: var(--shadow-lg); background: #fff; }
.lightbox .lb-cap { position: fixed; bottom: 22px; left: 0; right: 0; text-align: center; color: #fff; font-size: 13.5px; opacity: .85; }

/* ============ TOC ============ */
.toc {
  position: fixed; top: calc(var(--topbar-h) + 40px); right: 26px; width: var(--toc-w);
  max-height: calc(100vh - var(--topbar-h) - 80px); overflow-y: auto;
  font-size: 13px;
}
.toc .toc-title { font-size: 11px; font-weight: 700; letter-spacing: .08em; color: var(--ink-mute); text-transform: uppercase; margin: 0 0 8px 12px; }
.toc a {
  display: block; padding: 5px 12px; color: var(--ink-mute);
  border-left: 2px solid var(--line); line-height: 1.5;
}
.toc a:hover { color: var(--ink); text-decoration: none; }
.toc a.active { color: var(--lotte-red); border-left-color: var(--lotte-red); font-weight: 600; }
.toc a.l3 { padding-left: 26px; font-size: 12.5px; }

/* ============ 이전/다음 ============ */
.prevnext { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 54px; }
.prevnext a {
  display: block; padding: 16px 20px;
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-m);
  box-shadow: var(--shadow-sm); color: var(--ink);
  transition: transform .14s, box-shadow .2s, border-color .2s;
}
.prevnext a:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--lotte-red); }
.prevnext a.next { text-align: right; }
.prevnext .lbl { display: block; font-size: 11.5px; font-weight: 700; color: var(--ink-mute); letter-spacing: .05em; }
.prevnext .ttl { display: block; margin-top: 4px; font-size: 15px; font-weight: 700; color: var(--loca-black); }

/* ============ 페이지 푸터 ============ */
.page-foot {
  margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.page-foot::before { content: ""; position: absolute; }
.page-foot .gradline { position: relative; height: 3px; flex: 1 1 100%; background: var(--grad-ig); border-radius: 2px; opacity: .9; margin-bottom: 14px; }
.page-foot img { height: 22px; }
.page-foot .txt { font-size: 12.5px; color: var(--ink-mute); }
.page-foot .spacer { flex: 1; }
.page-foot a.reset { font-size: 12px; color: var(--ink-mute); text-decoration: underline; cursor: pointer; }

/* ============ 홈(개요) ============ */
.cover {
  position: relative; overflow: hidden;
  border-radius: 26px; padding: 46px 42px;
  background: var(--loca-black); color: #fff;
  margin-bottom: 34px;
}
.cover::after {
  content: ""; position: absolute; right: -140px; top: -140px; width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(218, 41, 28, .55), transparent 62%);
}
.cover .eyebrow { color: #FFB4AE; }
.cover .eyebrow::before { background: var(--lotte-red); }
.cover h1 { color: #fff; margin: 0 0 14px; font-size: clamp(30px, 4.6vw, 42px); font-weight: 800; letter-spacing: -.03em; line-height: 1.3; }
.cover p { margin: 0; max-width: 620px; color: #D8D3CB; font-size: 15.5px; }
.cover .meta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; position: relative; z-index: 1; }
.cover .chip {
  font-size: 12.5px; font-weight: 600; color: #fff;
  border: 1px solid rgba(255, 255, 255, .28); border-radius: 999px; padding: 6px 13px;
  background: rgba(255, 255, 255, .06);
}
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; margin: 26px 0 8px; }
.card {
  display: block; padding: 20px; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius-l); box-shadow: var(--shadow-sm);
  color: var(--ink); transition: transform .15s, box-shadow .2s, border-color .2s;
  position: relative; overflow: hidden;
}
.card::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 3px; background: var(--lotte-red); opacity: 0; transition: opacity .2s; }
.card:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--line-strong); }
.card:hover::before { opacity: 1; }
.card .no { font-family: var(--mono); font-size: 12px; font-weight: 700; color: var(--lotte-red); }
.card h3 { margin: 8px 0 6px; font-size: 17px; font-weight: 800; letter-spacing: -.02em; color: var(--loca-black); }
.card p { margin: 0; font-size: 13.5px; color: var(--ink-soft); line-height: 1.6; }
.card .go { display: inline-block; margin-top: 12px; font-size: 12.5px; font-weight: 700; color: var(--lotte-red); }

/* ============ 반응형 ============ */
@media (max-width: 1380px) {
  .toc { display: none; }
  .content-wrap { margin-right: 0; }
}
@media (max-width: 960px) {
  .topbar { padding-left: 16px; }
  .menu-btn { display: block; flex: none; }
  .sidebar { transform: translateX(-100%); transition: transform .22s ease; box-shadow: none; }
  body.nav-open .sidebar { transform: translateX(0); box-shadow: var(--shadow-lg); }
  .scrim { position: fixed; inset: 0; z-index: 95; background: rgba(33,31,28,.4); opacity: 0; pointer-events: none; transition: opacity .2s; }
  body.nav-open .scrim { opacity: 1; pointer-events: auto; }
  .main { margin-left: 0; padding: calc(var(--topbar-h) + 24px) 20px 48px; }
  .prevnext { grid-template-columns: 1fr; }
}

/* ============ 인쇄 ============ */
@media print {
  .topbar, .sidebar, .toc, .prevnext, .page-foot, .gate, .lightbox, .scrim { display: none !important; }
  body { background: #fff; font-size: 12px; }
  .main { margin: 0; padding: 0; }
  .content-wrap { max-width: none; margin: 0; }
  figure.shot { break-inside: avoid; box-shadow: none; }
  .content h2 { break-after: avoid; }
}