/* society.absi.kr - Shared stylesheet */
:root {
  --color-primary: #1a3a5c;
  --color-primary-dark: #102540;
  --color-accent: #c8a14a;
  --color-text: #2c2c2c;
  --color-text-muted: #6b6b6b;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f5f0;
  --color-border: #e5e0d6;
  --font-serif: 'Noto Serif KR', 'Nanum Myeongjo', Georgia, serif;
  --font-sans: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); }

/* Logo styles */
.brand {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--color-primary);
}
.brand-logo {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  flex-direction: column;
}
.footer-brand-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}
.footer-logo {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
}
.footer-brand-row .footer-brand-ko {
  margin-bottom: 4px;
}
.footer-brand-row .footer-brand-en {
  margin-bottom: 0;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.95);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--color-primary);
}
.brand-ko {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand-en {
  font-size: 11px;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 2px;
}
nav.main-nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
}
nav.main-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
}
nav.main-nav a:hover { color: var(--color-primary); }
nav.main-nav a.active { color: var(--color-primary); }
nav.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -22px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
}

/* Hero (home) */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  padding: 96px 24px 88px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(200, 161, 74, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(200, 161, 74, 0.08) 0%, transparent 50%);
}
.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}
.hero-eyebrow {
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 20px;
  font-weight: 500;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  max-width: 820px;
}
.hero-en {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 32px;
  font-weight: 300;
  letter-spacing: 0.02em;
}
.hero-tagline {
  font-size: 17px;
  line-height: 1.7;
  max-width: 720px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Page hero (sub pages) */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  padding: 72px 24px 56px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(200, 161, 74, 0.12) 0%, transparent 50%);
}
.page-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}
.page-eyebrow {
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 14px;
  font-weight: 500;
}
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.page-hero-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 300;
}

/* Section (home) */
section.section { padding: 96px 24px; }
.section-inner { max-width: var(--max-width); margin: 0 auto; }
.section-alt { background: var(--color-bg-alt); }
.section-eyebrow {
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  line-height: 1.3;
}
.section-lead {
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 760px;
  line-height: 1.8;
  margin-bottom: 48px;
}

/* Content area */
.content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 72px 24px;
}
.content-narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 24px;
}

.content h2, .content-narrow h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.01em;
  margin-top: 56px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}
.content h2:first-child, .content-narrow h2:first-child { margin-top: 0; }
.content h3, .content-narrow h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: 36px;
  margin-bottom: 12px;
}
.content p, .content-narrow p {
  margin-bottom: 18px;
  color: var(--color-text);
  line-height: 1.8;
}
.content ul, .content ol,
.content-narrow ul, .content-narrow ol {
  margin-bottom: 20px;
  padding-left: 24px;
}
.content li, .content-narrow li {
  margin-bottom: 8px;
  line-height: 1.8;
}

.lead {
  font-size: 17px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

/* Info table */
.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}
.info-table tr { border-bottom: 1px solid var(--color-border); }
.info-table th {
  text-align: left;
  padding: 14px 16px 14px 0;
  font-weight: 600;
  color: var(--color-primary);
  width: 200px;
  vertical-align: top;
  font-size: 14px;
}
.info-table td {
  padding: 14px 0;
  color: var(--color-text);
  vertical-align: top;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 2px;
  transition: all 0.2s;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary-dark);
}
.btn-primary:hover {
  background: #d4b15a;
  transform: translateY(-1px);
}
.btn-outline {
  border-color: rgba(255, 255, 255, 0.4);
  color: white;
  background: transparent;
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.7);
}
.btn-primary-solid {
  background: var(--color-primary);
  color: white;
}
.btn-primary-solid:hover { background: var(--color-primary-dark); }
.btn-ghost {
  border-color: var(--color-border);
  color: var(--color-primary);
  background: transparent;
}
.btn-ghost:hover { background: var(--color-bg-alt); }

/* Feature card grid (home) */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 48px;
}
.feature-card {
  padding: 36px 28px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  transition: all 0.25s;
}
.feature-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26, 58, 92, 0.08);
}
.feature-num {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.feature-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}
.feature-desc {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Stats row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 24px;
  margin: 48px 0;
  padding: 32px;
  background: var(--color-bg-alt);
  border-radius: 4px;
}
.stat {
  text-align: center;
}
.stat-num {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* Journal CTA */
.journal-cta {
  background: white;
  border: 1px solid var(--color-border);
  padding: 56px 48px;
  border-radius: 4px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}
.journal-cta-text h3 {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.journal-cta-text p {
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.7;
}
.journal-meta {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 16px;
  letter-spacing: 0.02em;
}
.journal-meta strong {
  color: var(--color-text);
  font-weight: 500;
}

/* Officer card */
.officers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 32px 0;
}
.officer-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  padding: 24px 20px;
  border-radius: 4px;
  text-align: center;
  transition: all 0.2s;
}
.officer-card.featured {
  background: white;
  border-color: var(--color-accent);
  padding: 28px 24px;
}
.officer-card:hover {
  background: white;
  box-shadow: 0 8px 24px rgba(26, 58, 92, 0.08);
}
.officer-role {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 8px;
}
.officer-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.officer-name-en {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}
.officer-affiliation {
  font-size: 13px;
  color: var(--color-text);
  line-height: 1.5;
}

/* Officer table (compact list) */
.officers-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}
.officers-table th {
  background: var(--color-bg-alt);
  text-align: left;
  padding: 12px 14px;
  font-weight: 600;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-border);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.officers-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
}
.officers-table tr:hover td { background: var(--color-bg-alt); }
.officers-table .role-cell {
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}
.officers-table .name-cell {
  font-family: var(--font-serif);
  font-weight: 600;
}

/* Timeline */
.timeline {
  margin: 40px 0;
  position: relative;
  padding-left: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}
.timeline-year-group { margin-bottom: 40px; }
.timeline-year {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  position: relative;
}
.timeline-year::before {
  content: '';
  position: absolute;
  left: -38px;
  top: 12px;
  width: 12px;
  height: 12px;
  background: var(--color-accent);
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: 0 0 0 2px var(--color-accent);
}
.timeline-event {
  margin-bottom: 12px;
  display: flex;
  gap: 16px;
}
.timeline-date {
  font-size: 13px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
  min-width: 60px;
  flex-shrink: 0;
  padding-top: 2px;
}
.timeline-text {
  color: var(--color-text);
  line-height: 1.7;
}

/* Callout */
.callout {
  border-left: 4px solid var(--color-accent);
  background: var(--color-bg-alt);
  padding: 20px 24px;
  margin: 24px 0;
  border-radius: 2px;
}
.callout p:last-child { margin-bottom: 0; }
.callout-title {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

/* Founding list (compact) */
.founding-list {
  list-style: none !important;
  padding-left: 0 !important;
  margin: 24px 0 !important;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 24px 28px !important;
}
.founding-list li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 15px;
  line-height: 1.7;
}
.founding-list li:last-child {
  border-bottom: none;
}
.founding-list strong {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-primary);
}
.role-tag {
  display: inline-block;
  min-width: 116px;
  padding: 2px 12px;
  margin-right: 12px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  text-align: center;
  vertical-align: middle;
}

/* Footer */
footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 56px 24px 32px;
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand-ko {
  font-family: var(--font-serif);
  font-size: 18px;
  color: white;
  margin-bottom: 6px;
}
.footer-brand-en {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 16px;
}
.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
}
.footer-meta {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
}
.footer-col h4 {
  color: white;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* Responsive */
@media (max-width: 768px) {
  nav.main-nav { display: none; }
  .brand-logo { width: 40px; height: 40px; }
  .footer-logo { width: 48px; height: 48px; }
  .hero { padding: 64px 24px 56px; }
  .hero h1 { font-size: 32px; }
  .hero-en { font-size: 15px; }
  .hero-tagline { font-size: 15px; }
  section.section { padding: 64px 24px; }
  .section-title { font-size: 28px; }
  .section-lead { font-size: 16px; }
  .page-hero { padding: 56px 24px 40px; }
  .page-hero h1 { font-size: 28px; }
  .content, .content-narrow { padding: 48px 24px; }
  .content h2, .content-narrow h2 { font-size: 24px; margin-top: 40px; }
  .info-table th { width: 110px; font-size: 13px; }
  .info-table td { font-size: 14px; }
  .journal-cta { grid-template-columns: 1fr; padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .timeline-event { flex-direction: column; gap: 4px; }
  .officers-table { font-size: 13px; }
  .officers-table th, .officers-table td { padding: 8px 6px; }
  .role-tag {
    display: inline-block;
    min-width: 72px;
    font-size: 11px;
    margin-right: 8px;
  }
  .founding-list { padding: 16px 18px !important; }
  .founding-list li { font-size: 13px; }
}