:root {
  --color-primary: #2d5016;
  --color-primary-light: #3d6b1e;
  --color-primary-dark: #1e3a0e;
  --color-accent: #8b6914;
  --color-accent-light: #c49a2a;
  --color-warm: #f5f0e8;
  --color-warm-dark: #e8dfd0;
  --color-bg: #faf8f4;
  --color-surface: #ffffff;
  --color-text: #2c2c2c;
  --color-text-light: #5a5a5a;
  --color-text-muted: #888888;
  --color-border: #e0dbd2;
  --color-border-light: #f0ebe3;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 40px;
  --spacing-xl: 64px;
  --spacing-2xl: 96px;
  --spacing-3xl: 128px;
  --max-width: 1200px;
  --content-width: 780px;
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.16,1,0.3,1);
  --font-heading: "Noto Serif KR", "Georgia", serif;
  --font-body: "Pretendard Variable", "Pretendard", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-light); }

/* ===== HEADER ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(250,248,244,0.92);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-light);
  transition: box-shadow var(--transition-normal);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--spacing-md); height: 72px;
}
.header-logo { display: flex; align-items: center; gap: 12px; }
.header-logo img { width: 40px; height: 40px; border-radius: var(--radius-sm); }
.header-logo-text {
  font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700;
  color: var(--color-primary-dark); letter-spacing: -0.02em;
}
.header-nav { display: flex; gap: 8px; align-items: center; }
.header-nav a {
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 500; color: var(--color-text-light);
  transition: all var(--transition-fast);
}
.header-nav a:hover { color: var(--color-primary); background: var(--color-warm); }
.mobile-toggle { display: none; background: none; border: none; padding: 8px; cursor: pointer; }
.mobile-toggle span { display: block; width: 22px; height: 2px; background: var(--color-text); margin: 5px 0; border-radius: 1px; transition: all var(--transition-fast); }

@media (max-width: 768px) {
  .header-nav {
    position: fixed; top: 72px; left: 0; right: 0; bottom: 0;
    flex-direction: column; background: rgba(250,248,244,0.98);
    backdrop-filter: blur(20px); padding: var(--spacing-lg);
    transform: translateX(100%); transition: transform var(--transition-slow);
    gap: 4px;
  }
  .header-nav.open { transform: translateX(0); }
  .header-nav a { font-size: 1.1rem; padding: 14px 20px; }
  .mobile-toggle { display: block; }
}

/* ===== HERO ===== */
.hero {
  position: relative; min-height: 88vh; display: flex; align-items: center;
  overflow: hidden; margin-top: 72px;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(30,58,14,0.78) 0%, rgba(45,80,22,0.55) 50%, rgba(139,105,20,0.35) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: var(--max-width); margin: 0 auto;
  padding: var(--spacing-3xl) var(--spacing-md);
  color: #fff;
}
.hero-badge {
  display: inline-block; padding: 6px 16px;
  background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50px; font-size: 0.82rem; letter-spacing: 0.04em;
  margin-bottom: var(--spacing-md); backdrop-filter: blur(8px);
}
.hero h1 {
  font-family: var(--font-heading); font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 700; line-height: 1.25; letter-spacing: -0.03em;
  margin-bottom: var(--spacing-md); max-width: 700px;
}
.hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem); line-height: 1.8;
  max-width: 560px; opacity: 0.92; margin-bottom: var(--spacing-lg);
}
.hero-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; background: var(--color-accent);
  color: #fff; font-weight: 600; font-size: 1rem;
  border-radius: var(--radius-md); border: none; cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 16px rgba(139,105,20,0.3);
}
.hero-cta:hover { background: var(--color-accent-light); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(139,105,20,0.35); }

/* ===== SECTIONS ===== */
.section {
  padding: var(--spacing-2xl) var(--spacing-md);
  max-width: var(--max-width); margin: 0 auto;
}
.section-alt { background: var(--color-warm); }
.section-alt .section { padding-left: 0; padding-right: 0; }
.section-title {
  font-family: var(--font-heading); font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700; color: var(--color-primary-dark);
  margin-bottom: var(--spacing-xs); letter-spacing: -0.02em;
}
.section-subtitle {
  font-size: 1rem; color: var(--color-text-muted);
  margin-bottom: var(--spacing-xl); line-height: 1.6;
}
.section-header { text-align: center; margin-bottom: var(--spacing-xl); }
.section-line {
  width: 48px; height: 3px; background: var(--color-accent);
  border-radius: 2px; margin: var(--spacing-sm) auto 0;
}

/* ===== CARD GRID ===== */
.card-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--spacing-md);
}
@media (max-width: 480px) { .card-grid { grid-template-columns: 1fr; } }

.post-card {
  background: var(--color-surface); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-normal);
  display: flex; flex-direction: column;
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--color-border); }
.post-card-img {
  width: 100%; aspect-ratio: 16/10; object-fit: cover;
  border-bottom: 1px solid var(--color-border-light);
}
.post-card-body { padding: var(--spacing-md); flex: 1; display: flex; flex-direction: column; }
.post-card-cat {
  font-size: 0.78rem; font-weight: 600; color: var(--color-primary);
  text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px;
}
.post-card-title {
  font-family: var(--font-heading); font-size: 1.15rem;
  font-weight: 600; line-height: 1.5; color: var(--color-text);
  margin-bottom: 10px; letter-spacing: -0.01em;
}
.post-card-excerpt {
  font-size: 0.9rem; color: var(--color-text-light);
  line-height: 1.65; flex: 1; display: -webkit-box;
  -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.post-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: var(--spacing-sm); padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border-light);
}
.post-card-link {
  font-size: 0.85rem; font-weight: 600; color: var(--color-accent);
  display: flex; align-items: center; gap: 4px;
}
.post-card-link svg { width: 14px; height: 14px; transition: transform var(--transition-fast); }
.post-card:hover .post-card-link svg { transform: translateX(3px); }

/* ===== CAROUSEL ===== */
.carousel-section { overflow: hidden; }
.carousel-track {
  display: flex; gap: var(--spacing-md);
  overflow-x: auto; scroll-snap-type: x mandatory;
  scrollbar-width: none; -ms-overflow-style: none;
  padding: 0 var(--spacing-md) var(--spacing-md);
}
.carousel-track::-webkit-scrollbar { display: none; }
.carousel-item {
  flex: 0 0 320px; scroll-snap-align: start;
  border-radius: var(--radius-lg); overflow: hidden;
  position: relative; aspect-ratio: 4/3;
}
.carousel-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.carousel-item:hover img { transform: scale(1.05); }
.carousel-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: var(--spacing-md);
  background: linear-gradient(transparent, rgba(0,0,0,0.65));
  color: #fff;
}
.carousel-caption h3 { font-family: var(--font-heading); font-size: 1rem; font-weight: 600; }
.carousel-caption p { font-size: 0.82rem; opacity: 0.85; margin-top: 4px; }

/* ===== ARTICLE CONTENT ===== */
.article-wrap {
  max-width: var(--content-width); margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-md);
}
.article-hero-img {
  width: 100%; aspect-ratio: 16/9; object-fit: cover;
  border-radius: var(--radius-lg); margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}
.article-meta {
  display: flex; align-items: center; gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md); font-size: 0.85rem; color: var(--color-text-muted);
}
.article-meta-cat {
  background: var(--color-warm); padding: 4px 12px;
  border-radius: 50px; font-weight: 600; color: var(--color-primary);
  font-size: 0.78rem;
}
.article-content h1 {
  font-family: var(--font-heading); font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700; line-height: 1.35; margin-bottom: var(--spacing-lg);
  color: var(--color-text); letter-spacing: -0.025em;
}
.article-content h2 {
  font-family: var(--font-heading); font-size: 1.5rem;
  font-weight: 700; color: var(--color-primary-dark);
  margin: var(--spacing-xl) 0 var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--color-border-light);
  letter-spacing: -0.015em;
}
.article-content h3 {
  font-family: var(--font-heading); font-size: 1.2rem;
  font-weight: 600; color: var(--color-text);
  margin: var(--spacing-lg) 0 var(--spacing-sm);
}
.article-content p {
  font-size: 1.05rem; line-height: 1.8;
  margin-bottom: var(--spacing-md); color: var(--color-text);
  word-break: keep-all;
}
.article-content ul, .article-content ol {
  margin: var(--spacing-sm) 0 var(--spacing-md) var(--spacing-md);
  line-height: 1.8;
}
.article-content li { margin-bottom: 6px; font-size: 1rem; }
.article-content img {
  border-radius: var(--radius-md); margin: var(--spacing-lg) 0;
  box-shadow: var(--shadow-sm);
}
.article-content blockquote {
  border-left: 4px solid var(--color-accent);
  background: var(--color-warm);
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 1rem; color: var(--color-text-light);
  line-height: 1.7;
}
.article-content blockquote p { margin-bottom: 0; color: var(--color-text-light); }
.article-content table {
  width: 100%; border-collapse: collapse;
  margin: var(--spacing-lg) 0; font-size: 0.92rem;
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.article-content thead { background: var(--color-primary-dark); color: #fff; }
.article-content th {
  padding: 14px 16px; text-align: left;
  font-weight: 600; font-size: 0.85rem;
  letter-spacing: 0.03em;
}
.article-content td {
  padding: 12px 16px; border-bottom: 1px solid var(--color-border-light);
}
.article-content tbody tr:nth-child(even) { background: var(--color-warm); }
.article-content tbody tr:hover { background: var(--color-warm-dark); }
@media (max-width: 600px) {
  .article-content table { display: block; overflow-x: auto; white-space: nowrap; }
}

/* Callout box */
.callout {
  background: linear-gradient(135deg, var(--color-warm) 0%, #f0ebe3 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}
.callout-title {
  font-family: var(--font-heading); font-weight: 700;
  color: var(--color-primary-dark); margin-bottom: 8px; font-size: 1rem;
}

/* Info bar chart (inline CSS chart) */
.bar-chart { margin: var(--spacing-lg) 0; }
.bar-item { margin-bottom: 12px; }
.bar-label { font-size: 0.88rem; font-weight: 500; color: var(--color-text); margin-bottom: 4px; }
.bar-track { background: var(--color-warm-dark); border-radius: 6px; height: 28px; overflow: hidden; position: relative; }
.bar-fill {
  height: 100%; border-radius: 6px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  display: flex; align-items: center; justify-content: flex-end;
  padding-right: 10px; color: #fff; font-size: 0.78rem; font-weight: 600;
  transition: width 1s var(--transition-slow);
}

/* ===== FAQ ===== */
.faq-item {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-xs);
  background: var(--color-surface);
  overflow: hidden;
}
.faq-q {
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: 600; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 1rem; color: var(--color-text);
  transition: background var(--transition-fast);
}
.faq-q:hover { background: var(--color-warm); }
.faq-q::after { content: "+"; font-size: 1.4rem; color: var(--color-accent); font-weight: 300; transition: transform var(--transition-fast); }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-fast);
}
.faq-item.open .faq-a { max-height: 500px; padding: 0 var(--spacing-md) var(--spacing-md); }
.faq-a p { font-size: 0.95rem; color: var(--color-text-light); line-height: 1.7; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--color-primary-dark); color: rgba(255,255,255,0.7);
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-lg);
}
.footer-inner {
  max-width: var(--max-width); margin: 0 auto;
}
.footer-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand h3 {
  font-family: var(--font-heading); color: #fff;
  font-size: 1.2rem; margin-bottom: 8px;
}
.footer-brand p { font-size: 0.88rem; line-height: 1.6; max-width: 360px; }
.footer-links h4 { color: #fff; font-size: 0.9rem; margin-bottom: 12px; }
.footer-links a { display: block; font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 8px; }
.footer-links a:hover { color: #fff; }
.footer-bottom {
  padding-top: var(--spacing-lg); text-align: center;
}
.footer-legal {
  font-size: 0.78rem; color: rgba(255,255,255,0.45);
  line-height: 1.7; max-width: 720px; margin: 0 auto;
}
.footer-legal p { margin-bottom: 6px; }
.footer-copyright {
  margin-top: var(--spacing-sm); font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

/* ===== RELATED POSTS ===== */
.related-posts { margin-top: var(--spacing-2xl); }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px,1fr)); gap: var(--spacing-sm); }

/* ===== TOC ===== */
.toc-box {
  background: var(--color-warm); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}
.toc-title {
  font-family: var(--font-heading); font-weight: 700;
  font-size: 1rem; color: var(--color-primary-dark);
  margin-bottom: var(--spacing-sm);
}
.toc-box ol { padding-left: 20px; }
.toc-box li { margin-bottom: 6px; font-size: 0.92rem; }
.toc-box a { color: var(--color-text-light); }
.toc-box a:hover { color: var(--color-primary); }

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== LEGAL PAGES ===== */
.legal-content { max-width: var(--content-width); margin: 0 auto; padding: var(--spacing-2xl) var(--spacing-md); }
.legal-content h1 { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; margin-bottom: var(--spacing-lg); color: var(--color-primary-dark); }
.legal-content h2 { font-size: 1.3rem; font-weight: 700; margin: var(--spacing-lg) 0 var(--spacing-sm); color: var(--color-text); }
.legal-content p, .legal-content li { font-size: 0.95rem; line-height: 1.8; color: var(--color-text-light); }

/* ===== UTILITIES ===== */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* ===== PRINT ===== */
@media print { .site-header, .site-footer, .hero, .mobile-toggle { display: none; } }