/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #1a1a1a;
  background: #fff;
}

a { color: #2563eb; text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Layout ───────────────────────────────────────────────── */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

.main-content {
  max-width: 960px;
  margin: 0 auto;
}

/* ── Header ───────────────────────────────────────────────── */
.site-header {
  border-bottom: 1px solid #e5e7eb;
  padding: 16px 0;
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a1a1a;
  letter-spacing: -0.01em;
}

.site-nav a {
  margin-left: 24px;
  font-size: 0.9rem;
  color: #4b5563;
}

.site-nav a:hover { color: #1a1a1a; text-decoration: none; }

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
  color: #fff;
  padding: 100px 24px;
  text-align: center;
}

.hero-inner {
  max-width: 640px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #93c5fd;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.hero-tagline {
  font-size: 1.1rem;
  color: #94a3b8;
  margin-bottom: 40px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn:hover { opacity: 0.85; text-decoration: none; }

.btn-primary {
  background: #2563eb;
  color: #fff;
}

.btn-secondary {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.25);
}

/* ── Sections ────────────────────────────────────────────── */
.section {
  padding: 72px 24px;
}

.section-alt {
  background: #f9fafb;
}

.section-inner {
  max-width: 960px;
  margin: 0 auto;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
  color: #111827;
}

/* ── Card Grid ───────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 28px 24px;
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #111827;
}

.card p {
  font-size: 0.9rem;
  color: #6b7280;
  line-height: 1.6;
}

.empty-msg { color: #6b7280; font-size: 0.95rem; }

.link-more {
  font-size: 0.9rem;
  font-weight: 600;
  color: #2563eb;
}

/* ── Post List ───────────────────────────────────────────── */
.post-list { list-style: none; }
.post-list li { padding: 20px 0; border-bottom: 1px solid #e5e7eb; }
.post-list li:last-child { border-bottom: none; }
.post-list .post-title { font-size: 1.05rem; font-weight: 600; }
.post-list .post-date  { font-size: 0.85rem; color: #6b7280; margin-top: 4px; }

/* ── Policy List ─────────────────────────────────────────── */
.policy-list { list-style: none; }
.policy-list li { padding: 16px 0; border-bottom: 1px solid #e5e7eb; }
.policy-list li:last-child { border-bottom: none; }

/* ── Page (정책 문서 등) ───────────────────────────────────── */
.page-wrapper {
  padding: 48px 24px;
}

.page-header { margin-bottom: 32px; }
.page-header h1 { font-size: 1.75rem; font-weight: 700; }
.page-meta { margin-top: 6px; color: #6b7280; font-size: 0.875rem; }

.page-content h2 { font-size: 1.2rem; font-weight: 600; margin: 32px 0 12px; }
.page-content h3 { font-size: 1rem; font-weight: 600; margin: 24px 0 8px; }
.page-content p  { margin-bottom: 16px; }
.page-content ul, .page-content ol { margin: 0 0 16px 24px; }
.page-content li { margin-bottom: 6px; }

/* ── Post ─────────────────────────────────────────────────── */
.post-header { margin-bottom: 32px; border-bottom: 1px solid #e5e7eb; padding-bottom: 16px; }
.post-header h1 { font-size: 1.75rem; font-weight: 700; }
.post-meta { margin-top: 8px; color: #6b7280; font-size: 0.875rem; }

.tag {
  display: inline-block;
  background: #f3f4f6;
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 0.8rem;
  color: #4b5563;
  margin-right: 4px;
}

.post-content { padding: 48px 24px; max-width: 760px; margin: 0 auto; }
.post-content h2 { font-size: 1.2rem; font-weight: 600; margin: 32px 0 12px; }
.post-content h3 { font-size: 1rem; font-weight: 600; margin: 24px 0 8px; }
.post-content p  { margin-bottom: 16px; }
.post-content ul, .post-content ol { margin: 0 0 16px 24px; }
.post-content li { margin-bottom: 6px; }
.post-content code {
  background: #f3f4f6;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.875em;
}
.post-content pre {
  background: #1e1e1e;
  color: #d4d4d4;
  padding: 20px;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 16px;
}
.post-content pre code { background: none; padding: 0; font-size: 0.875rem; }

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid #e5e7eb;
  padding: 40px 0 24px;
  font-size: 0.85rem;
  color: #6b7280;
  background: #f9fafb;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.footer-col p {
  margin-bottom: 4px;
  line-height: 1.6;
}

.footer-brand {
  font-weight: 700;
  font-size: 0.95rem;
  color: #374151;
  margin-bottom: 8px !important;
}

.footer-bottom {
  border-top: 1px solid #e5e7eb;
  padding-top: 16px;
  text-align: center;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 640px) {
  .hero { padding: 72px 24px; }
  .hero-title { font-size: 2.2rem; }
  .site-nav a:first-child { margin-left: 0; }
  .page-header h1, .post-header h1 { font-size: 1.4rem; }
  .section { padding: 48px 24px; }
}