/* MFRS Workshop Briefing Package — Editorial Style System
   참조: survey/20260423-mfrs-advance-next-survey-analysis-n60.html */

:root {
  --c-bg: #fafaf7;
  --c-surface: #ffffff;
  --c-ink: #1a1a1a;
  --c-ink-soft: #3a3a3a;
  --c-muted: #6a6a6a;
  --c-border: #e5e2d9;
  --c-brand: #2d5f3f;
  --c-brand-soft: #e8f1ea;
  --c-accent: #b8510e;
  --c-accent-soft: #fbe9d6;
  --c-up: #2f7d32;
  --c-down: #c62828;
  --c-flat: #6a6a6a;
  --c-highlight: #fff8e1;
  --c-zone-green: #2d5f3f;
  --c-zone-green-soft: #e8f1ea;
  --c-zone-yellow: #b8510e;
  --c-zone-yellow-soft: #fbe9d6;
  --c-zone-red: #c62828;
  --c-zone-red-soft: #fde4e4;
  --c-shadow: 0 1px 3px rgba(0,0,0,0.06);
  --c-shadow-lg: 0 4px 12px rgba(0,0,0,0.08);
  --f-serif: "Noto Serif KR", "Apple SD Gothic Neo", Georgia, serif;
  --f-sans: "Pretendard", -apple-system, "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", "Menlo", "SF Mono", ui-monospace, monospace;
}

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable.min.css');
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@400;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--f-sans);
  font-size: 15.5px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* 상단 크로스 네비게이션 */
.xnav {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  padding: 10px 32px;
  font-size: 12.5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background: rgba(255,255,255,0.92);
}
.xnav .xnav-brand {
  color: var(--c-brand);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 11px;
}
.xnav .xnav-links a {
  color: var(--c-ink-soft);
  text-decoration: none;
  margin-left: 16px;
  padding: 4px 10px;
  border-radius: 3px;
  transition: all 0.15s;
}
.xnav .xnav-links a:hover { background: var(--c-brand-soft); color: var(--c-brand); }
.xnav .xnav-links a.current { background: var(--c-brand); color: #fff; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 40px 32px 120px; }

/* 히어로 */
header.hero {
  border-left: 4px solid var(--c-brand);
  padding: 8px 0 8px 20px;
  margin-bottom: 36px;
}
header.hero .eyebrow {
  font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--c-brand); font-weight: 600;
}
header.hero h1 {
  font-family: var(--f-serif);
  font-size: 34px;
  line-height: 1.3;
  margin: 8px 0 12px;
  color: var(--c-ink);
  font-weight: 700;
  letter-spacing: -0.01em;
}
header.hero .meta {
  font-size: 13px; color: var(--c-muted);
  display: flex; flex-wrap: wrap; gap: 14px;
}
header.hero .meta span { display: inline-flex; align-items: center; gap: 6px; }
header.hero .meta strong { color: var(--c-ink-soft); font-weight: 600; }

/* TOC */
nav.toc {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 16px 22px;
  margin-bottom: 36px;
  box-shadow: var(--c-shadow);
}
nav.toc .toc-title {
  font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--c-muted); font-weight: 600; margin-bottom: 10px;
}
nav.toc ol { margin: 0; padding-left: 20px; columns: 2; column-gap: 32px; }
nav.toc li { padding: 3px 0; font-size: 14px; }
nav.toc a { color: var(--c-ink-soft); text-decoration: none; }
nav.toc a:hover { color: var(--c-brand); text-decoration: underline; }

/* 섹션 · 제목 */
section { margin-bottom: 52px; }
section > h2 {
  font-family: var(--f-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-brand);
  border-bottom: 2px solid var(--c-brand);
  padding-bottom: 8px;
  margin: 0 0 22px;
  letter-spacing: -0.005em;
}
section > h2 .num {
  display: inline-block;
  width: 36px; color: var(--c-muted); font-size: 20px;
  font-family: var(--f-mono); font-weight: 500;
}
h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--c-ink);
  margin: 28px 0 14px;
  padding-left: 10px;
  border-left: 3px solid var(--c-accent);
}
h4 { font-size: 16px; font-weight: 700; color: var(--c-ink-soft); margin: 22px 0 10px; }
p { margin: 0 0 12px; }

/* 프롬프트 블록 */
.prompt-block {
  background: #1e1e1e;
  color: #e8e8e8;
  border-radius: 6px;
  padding: 20px 24px;
  font-family: var(--f-mono);
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
  margin: 16px 0 28px;
  overflow-x: auto;
}
.prompt-block .p-label { color: #7dcea0; font-weight: 600; }

/* Executive summary 카드 */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin: 18px 0 10px;
}
.sum-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-brand);
  border-radius: 4px;
  padding: 16px 18px;
  box-shadow: var(--c-shadow);
}
.sum-card .cardnum { font-family: var(--f-mono); color: var(--c-brand); font-weight: 700; font-size: 13px; }
.sum-card.warn { border-left-color: var(--c-accent); }
.sum-card.warn .cardnum { color: var(--c-accent); }
.sum-card.red { border-left-color: var(--c-down); }
.sum-card.red .cardnum { color: var(--c-down); }
.sum-card h4 { margin: 6px 0 8px; font-size: 15px; line-height: 1.4; color: var(--c-ink); }
.sum-card p { font-size: 13.5px; color: var(--c-ink-soft); line-height: 1.65; margin: 0; }
.sum-card strong { background: var(--c-highlight); padding: 0 3px; font-weight: 600; }

/* 테이블 */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 20px;
  font-size: 14px;
  background: var(--c-surface);
  box-shadow: var(--c-shadow);
  border-radius: 4px;
  overflow: hidden;
}
thead th {
  background: #f2efe7;
  text-align: left;
  padding: 10px 14px;
  font-weight: 600;
  color: var(--c-ink-soft);
  border-bottom: 2px solid var(--c-border);
  font-size: 13.5px;
}
tbody td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--c-border);
  vertical-align: top;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #faf8f2; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--f-mono); }
td.pct { font-weight: 600; color: var(--c-ink); }
td.delta-up { color: var(--c-up); font-weight: 600; }
td.delta-down { color: var(--c-down); font-weight: 600; }
td.delta-flat { color: var(--c-flat); }
tbody tr.highlight { background: var(--c-brand-soft); }
tbody tr.highlight:hover { background: #dfead9; }

/* 콜아웃 */
.callout {
  background: var(--c-highlight);
  border-left: 4px solid #f9a825;
  padding: 14px 18px;
  border-radius: 0 4px 4px 0;
  margin: 14px 0;
  font-size: 14px;
}
.callout.brand { background: var(--c-brand-soft); border-left-color: var(--c-brand); }
.callout.warn { background: var(--c-accent-soft); border-left-color: var(--c-accent); }
.callout.red { background: var(--c-zone-red-soft); border-left-color: var(--c-zone-red); }
.callout .c-label {
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  font-weight: 700; color: var(--c-accent); display: block; margin-bottom: 4px;
}
.callout.brand .c-label { color: var(--c-brand); }
.callout.red .c-label { color: var(--c-zone-red); }

/* Stat chips */
.stat-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 12px 0 18px; }
.chip {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--c-ink-soft);
}
.chip strong { color: var(--c-brand); font-weight: 700; }
.chip.bad strong { color: var(--c-down); }
.chip.good strong { color: var(--c-up); }

/* 인용 */
.quote-list { list-style: none; padding: 0; margin: 14px 0 20px; display: grid; grid-template-columns: 1fr; gap: 10px; }
.quote-list li {
  background: var(--c-surface);
  border-left: 3px solid var(--c-brand);
  padding: 10px 16px;
  font-family: var(--f-serif);
  font-size: 15px;
  color: var(--c-ink-soft);
  font-style: italic;
  border-radius: 0 3px 3px 0;
}

/* Bar 차트 */
.bar-row { display: grid; grid-template-columns: 240px 1fr 80px; gap: 10px; align-items: center; padding: 4px 0; }
.bar-label { font-size: 13.5px; color: var(--c-ink-soft); }
.bar-track { display: block; background: #eceae3; border-radius: 2px; height: 18px; position: relative; overflow: hidden; }
.bar-fill { display: block; background: var(--c-brand); height: 100%; border-radius: 2px; transition: width .3s; }
.bar-fill.accent { background: var(--c-accent); }
.bar-fill.down  { background: var(--c-down); }
.bar-pct { font-family: var(--f-mono); font-size: 13px; text-align: right; color: var(--c-ink); font-weight: 600; }

/* 배지 */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  vertical-align: middle;
  margin-left: 6px;
}
.badge-new { background: var(--c-accent); color: #fff; }
.badge-keep { background: var(--c-brand-soft); color: var(--c-brand); border: 1px solid var(--c-brand); }
.badge-up { background: #e8f5e9; color: var(--c-up); }
.badge-down { background: #fde4e4; color: var(--c-down); }
.badge-star { background: #fff3cd; color: #8a6d3b; border: 1px solid #f9a825; }

/* 액션 체크리스트 */
ul.actions { list-style: none; padding: 0; margin: 14px 0; }
ul.actions li {
  padding: 8px 12px 8px 34px;
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  margin-bottom: 6px;
  border-radius: 3px;
  font-size: 14px;
}
ul.actions li::before {
  content: "☐";
  position: absolute;
  left: 12px; top: 8px;
  color: var(--c-accent);
  font-size: 16px;
  font-weight: 700;
}

/* MVP / 역할 카드 */
.mvp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
  margin: 16px 0 20px;
}
.mvp-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-top: 4px solid var(--c-brand);
  border-radius: 4px;
  padding: 16px 18px;
  box-shadow: var(--c-shadow);
}
.mvp-card .rank { font-family: var(--f-mono); font-size: 12px; color: var(--c-brand); font-weight: 700; }
.mvp-card h4 { font-size: 16px; margin: 4px 0 6px; color: var(--c-ink); }
.mvp-card .mvp-num { font-family: var(--f-mono); font-size: 12px; color: var(--c-muted); margin: 0 0 8px; }
.mvp-card p { font-size: 13.5px; color: var(--c-ink-soft); margin: 0; }

/* Zone Cards (Green/Yellow/Red) */
.zone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin: 16px 0 24px;
}
.zone-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-top: 5px solid var(--c-brand);
  border-radius: 4px;
  padding: 16px 18px;
  box-shadow: var(--c-shadow);
  position: relative;
}
.zone-card.green { border-top-color: var(--c-zone-green); }
.zone-card.green .zone-tag { background: var(--c-zone-green); color: #fff; }
.zone-card.yellow { border-top-color: var(--c-zone-yellow); }
.zone-card.yellow .zone-tag { background: var(--c-zone-yellow); color: #fff; }
.zone-card.red { border-top-color: var(--c-zone-red); }
.zone-card.red .zone-tag { background: var(--c-zone-red); color: #fff; }
.zone-card .zone-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.zone-card h4 { margin: 4px 0 6px; font-size: 15.5px; color: var(--c-ink); }
.zone-card p { font-size: 13.5px; color: var(--c-ink-soft); margin: 0; }
.zone-card .zone-num { font-family: var(--f-mono); font-size: 11px; color: var(--c-muted); float: right; }

/* Persona cards */
.persona-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 18px 22px;
  margin-bottom: 12px;
  box-shadow: var(--c-shadow);
}
.persona-card .persona-tag {
  display: inline-block;
  background: var(--c-brand);
  color: #fff;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}
.persona-card.secondary .persona-tag { background: var(--c-accent); }
.persona-card.tertiary .persona-tag { background: #7b7b4a; }
.persona-card.exploratory .persona-tag { background: #a67b2b; }
.persona-card.exclude .persona-tag { background: var(--c-down); }
.persona-card h4 { margin: 0 0 10px; font-size: 17px; }
.persona-card .jtbd {
  font-family: var(--f-serif);
  font-style: italic;
  color: var(--c-brand);
  font-size: 15px;
  padding: 6px 0;
  border-top: 1px dashed var(--c-border);
  border-bottom: 1px dashed var(--c-border);
  margin: 8px 0 12px;
}

/* 타임라인 */
.timeline { margin: 20px 0; }
.timeline-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--c-border);
}
.timeline-row:last-child { border-bottom: none; }
.timeline-row .t-label {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--c-brand);
  font-weight: 700;
}
.timeline-row .t-content { font-size: 14px; color: var(--c-ink-soft); }

/* Pricing accent */
.price-table td.price { font-family: var(--f-mono); font-size: 13.5px; color: var(--c-brand); font-weight: 600; }

/* Index 카드 */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
  margin: 24px 0;
}
.doc-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-top: 4px solid var(--c-brand);
  border-radius: 6px;
  padding: 22px 24px;
  box-shadow: var(--c-shadow);
  transition: all 0.2s;
}
.doc-card:hover { transform: translateY(-2px); box-shadow: var(--c-shadow-lg); }
.doc-card .doc-num { font-family: var(--f-mono); font-size: 11px; color: var(--c-brand); font-weight: 700; letter-spacing: 0.05em; }
.doc-card h3 { margin: 6px 0 8px; font-size: 18px; color: var(--c-ink); padding-left: 0; border-left: none; font-family: var(--f-serif); }
.doc-card p { font-size: 13.5px; color: var(--c-ink-soft); margin-bottom: 12px; }
.doc-card .doc-meta { font-size: 12px; color: var(--c-muted); margin-bottom: 14px; }
.doc-card a.doc-go {
  display: inline-block;
  background: var(--c-brand);
  color: #fff;
  padding: 6px 14px;
  border-radius: 3px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.doc-card a.doc-go:hover { background: #234b31; }

/* Footer */
footer.doc-footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
  font-size: 12px;
  color: var(--c-muted);
}

/* 부록 · 작은 텍스트 */
ul, ol { padding-left: 22px; }
ul li, ol li { margin-bottom: 4px; }
code { background: #f2efe7; padding: 1px 6px; border-radius: 3px; font-family: var(--f-mono); font-size: 0.88em; color: var(--c-accent); }
strong { color: var(--c-ink); font-weight: 700; }
em { color: var(--c-brand); font-style: italic; }
a { color: var(--c-brand); text-decoration: none; border-bottom: 1px solid rgba(45,95,63,0.3); }
a:hover { color: var(--c-accent); border-bottom-color: var(--c-accent); }

/* 인쇄 */
@media print {
  body { background: #fff; font-size: 11pt; }
  .xnav { display: none; }
  .wrap { max-width: none; padding: 0; }
  nav.toc { display: none; }
  section { break-inside: avoid; page-break-inside: avoid; }
  table { box-shadow: none; }
  .sum-card, .mvp-card, .zone-card, .persona-card, .doc-card { box-shadow: none; }
}

/* 반응형 */
@media (max-width: 720px) {
  .wrap { padding: 24px 16px 80px; }
  header.hero h1 { font-size: 26px; }
  nav.toc ol { columns: 1; }
  .bar-row { grid-template-columns: 1fr; gap: 4px; }
  .bar-pct { text-align: left; }
  table { font-size: 13px; }
  thead th, tbody td { padding: 7px 10px; }
  .xnav { padding: 8px 16px; flex-wrap: wrap; gap: 6px; }
  .xnav .xnav-links a { margin-left: 6px; padding: 3px 8px; font-size: 11.5px; }
  .timeline-row { grid-template-columns: 1fr; gap: 4px; }
}