/* 기본 스타일 - 외교부 산하 연구기관 느낌의 차분한 디자인 */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  line-height: 1.6;
  background-color: #f5f7fa;
  color: #222;
}

a {
  color: inherit;
  text-decoration: none;
}

header {
  background-color: #0b3a82;
  color: #fff;
  border-bottom: 3px solid #d7e2f2;
}

.top-bar {
  font-size: 0.85rem;
  padding: 6px 32px;
  background: rgba(0,0,0,0.08);
}

.top-bar span {
  opacity: 0.9;
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px 12px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.logo-text-kor {
  font-size: 0.9rem;
  opacity: 0.9;
}

.logo-text-eng {
  font-size: 0.7rem;
  opacity: 0.8;
}

.institute-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 2px;
}

nav {
  display: flex;
  gap: 24px;
  font-size: 0.9rem;
}

nav a {
  opacity: 0.9;
}

nav a:hover {
  opacity: 1;
  text-decoration: underline;
}

.hero {
  background: linear-gradient(135deg, #0b3a82 0%, #164f9b 60%, #1b6fb2 100%);
  color: #fff;
  padding: 40px 32px 48px;
}

.hero-inner {
  max-width: 1040px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.2fr);
  gap: 32px;
  align-items: center;
}

.hero-title-kor {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hero-title-eng {
  font-size: 0.9rem;
  margin-top: 8px;
  opacity: 0.9;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-description {
  margin-top: 18px;
  font-size: 0.95rem;
  opacity: 0.95;
}

.hero-meta {
  margin-top: 24px;
  font-size: 0.85rem;
  opacity: 0.9;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.35);
  background: rgba(0,0,0,0.18);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #9ae6b4;
}

.hero-stat-card {
  background: rgba(5,16,39,0.35);
  border-radius: 12px;
  padding: 18px 20px;
  border: 1px solid rgba(255,255,255,0.2);
}

.hero-stat-title {
  font-size: 0.8rem;
  opacity: 0.85;
}

.hero-stat-value {
  font-size: 1.6rem;
  font-weight: 600;
  margin-top: 6px;
}

.hero-stat-caption {
  font-size: 0.8rem;
  margin-top: 4px;
  opacity: 0.85;
}

.hero-subcard {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.hero-subitem {
  font-size: 0.8rem;
  border-radius: 8px;
  padding: 8px 10px;
  background: rgba(5,16,39,0.25);
  border: 1px solid rgba(255,255,255,0.16);
}

.hero-subitem-label {
  opacity: 0.8;
}

.hero-subitem-value {
  margin-top: 4px;
  font-weight: 500;
}

main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 32px 16px 40px;
}

.section {
  background: #ffffff;
  border-radius: 12px;
  padding: 24px 24px 22px;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
  border: 1px solid #e2e8f0;
}

.section + .section {
  margin-top: 18px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 14px;
}

.section-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.section-subtitle {
  font-size: 0.8rem;
  color: #64748b;
}

.section-body p {
  font-size: 0.95rem;
  color: #334155;
}

.section-body p + p {
  margin-top: 10px;
}

.info-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
  gap: 24px;
  margin-top: 16px;
}

.info-grid h3 {
  font-size: 0.9rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 6px;
}

.info-list {
  list-style: none;
  font-size: 0.87rem;
  color: #475569;
}

.info-list li + li {
  margin-top: 4px;
}

.info-list strong {
  font-weight: 600;
  color: #0f172a;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.tag {
  font-size: 0.78rem;
  padding: 4px 8px;
  border-radius: 999px;
  background: #eff4ff;
  color: #1d4ed8;
  border: 1px solid #dbe4ff;
}

.footer {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 16px 32px;
  font-size: 0.8rem;
  color: #64748b;
}

.footer-inner {
  border-top: 1px solid #e2e8f0;
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-links {
  display: flex;
  gap: 12px;
}

.footer-links a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 800px) {
  .header-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  nav {
    width: 100%;
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 8px;
    margin-top: 4px;
    justify-content: flex-start;
    flex-wrap: wrap;
    row-gap: 6px;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    padding-inline: 20px;
  }

  main {
    padding-inline: 12px;
  }

  .section {
    padding-inline: 16px;
  }

  .info-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}