:root {
  --clr-primary: #0F766E;
  --clr-primary-light: #14B8A6;
  --clr-primary-pale: #CCFBF1;
  --clr-primary-bg: #F0FDFA;
  --clr-accent: #F59E0B;
  --clr-accent-light: #FDE68A;
  --clr-navy: #1E3A5F;
  --clr-coral: #F87171;
  --clr-text: #1E293B;
  --clr-text-secondary: #64748B;
  --clr-bg: #FFFFFF;
  --clr-bg-alt: #F8FAFC;
  --clr-border: #E2E8F0;
  --clr-legal-bg: #F8F9FA;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(15,118,110,0.08);
  --shadow-md: 0 4px 16px rgba(15,118,110,0.10);
  --shadow-lg: 0 8px 32px rgba(15,118,110,0.12);
  --shadow-xl: 0 16px 48px rgba(15,118,110,0.14);
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;
  --space-2xl: 96px;
  --space-3xl: 128px;
  --font-heading: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max-content: 780px;
  --max-wide: 1200px;
  --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

@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; }

body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.7;
  font-size: 16.5px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); line-height: 1.35; font-weight: 700; color: var(--clr-text); }

a { color: var(--clr-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-primary-light); }

img { max-width: 100%; height: auto; display: block; }

.wp-site-blocks { max-width: 100% !important; padding: 0 !important; margin: 0 !important; }
.wp-block-template-part, .wp-block-group { max-width: 100% !important; }

/* === SINGLE POST STYLING === */
.single .wp-block-post-content,
.single .entry-content,
.page .wp-block-post-content,
.page .entry-content {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
  font-size: 17px;
  line-height: 1.78;
  color: var(--clr-text);
}

.single .wp-block-post-content p,
.single .entry-content p {
  margin-bottom: 1.6em;
  word-break: keep-all;
}

.single .wp-block-post-content h2,
.single .entry-content h2 {
  font-size: 1.55em;
  margin: 2.2em 0 0.8em;
  padding-bottom: 0.45em;
  border-bottom: 2px solid var(--clr-primary-pale);
  color: var(--clr-primary);
  position: relative;
}

.single .wp-block-post-content h3,
.single .entry-content h3 {
  font-size: 1.25em;
  margin: 1.8em 0 0.6em;
  color: var(--clr-navy);
  padding-left: 14px;
  border-left: 3px solid var(--clr-primary);
}

/* Tables */
.single .wp-block-post-content table,
.single .entry-content table,
.dental-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.5em 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  font-size: 0.93em;
}

.single .wp-block-post-content table thead th,
.single .entry-content table thead th,
.dental-table thead th {
  background: var(--clr-primary);
  color: #fff;
  padding: 12px 16px;
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
}

.single .wp-block-post-content table tbody td,
.single .entry-content table tbody td,
.dental-table tbody td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--clr-border);
  vertical-align: top;
}

.single .wp-block-post-content table tbody tr:nth-child(even),
.single .entry-content table tbody tr:nth-child(even),
.dental-table tbody tr:nth-child(even) {
  background: var(--clr-bg-alt);
}

.single .wp-block-post-content table tbody tr:hover,
.single .entry-content table tbody tr:hover,
.dental-table tbody tr:hover {
  background: var(--clr-primary-pale);
  transition: background var(--transition);
}

/* Blockquote / callout */
.single .wp-block-post-content blockquote,
.single .entry-content blockquote,
.callout-box {
  background: var(--clr-primary-bg);
  border-left: 4px solid var(--clr-primary);
  padding: 20px 24px;
  margin: 1.5em 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 0.97em;
  color: var(--clr-text);
}

/* Lists */
.single .wp-block-post-content ul,
.single .entry-content ul {
  list-style: none;
  padding-left: 0;
  margin: 1em 0;
}

.single .wp-block-post-content ul li,
.single .entry-content ul li {
  padding: 6px 0 6px 24px;
  position: relative;
}

.single .wp-block-post-content ul li::before,
.single .entry-content ul li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-primary);
}

.single .wp-block-post-content ol,
.single .entry-content ol {
  padding-left: 24px;
  margin: 1em 0;
}

.single .wp-block-post-content ol li,
.single .entry-content ol li {
  padding: 5px 0;
}

/* Chart bars (inline HTML) */
.chart-bar-container { margin: 1.5em 0; }
.chart-bar-item { margin-bottom: 10px; }
.chart-bar-label { font-size: 0.88em; font-weight: 600; margin-bottom: 4px; color: var(--clr-text); }
.chart-bar-track { background: var(--clr-border); border-radius: 6px; height: 28px; overflow: hidden; position: relative; }
.chart-bar-fill { height: 100%; border-radius: 6px; display: flex; align-items: center; padding: 0 12px; font-size: 0.8em; font-weight: 600; color: #fff; transition: width 0.8s ease; }
.chart-bar-fill.teal { background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light)); }
.chart-bar-fill.amber { background: linear-gradient(90deg, var(--clr-accent), #FBBF24); }
.chart-bar-fill.navy { background: linear-gradient(90deg, var(--clr-navy), #2563EB); }
.chart-bar-fill.coral { background: linear-gradient(90deg, var(--clr-coral), #FB923C); }

/* Summary box */
.summary-box {
  background: linear-gradient(135deg, var(--clr-primary-bg), #fff);
  border: 1px solid var(--clr-primary-pale);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin: 0 0 2em;
  font-size: 0.95em;
}
.summary-box h4 { color: var(--clr-primary); font-size: 1em; margin-bottom: 10px; }
.summary-box ul { margin: 0; }
.summary-box ul li { padding: 3px 0 3px 22px; font-size: 0.94em; }
.summary-box ul li::before { top: 11px; width: 6px; height: 6px; }

/* Legal / AI notices */
.legal-notice { font-size: 0.85em !important; }
.ai-notice { font-size: 0.85em !important; }

/* Timeline / step */
.step-timeline { display: flex; gap: 0; margin: 2em 0; overflow-x: auto; padding-bottom: 8px; }
.step-item { flex: 1; min-width: 140px; text-align: center; position: relative; padding: 0 8px; }
.step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--clr-primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; margin: 0 auto 10px; font-size: 1.1em; }
.step-label { font-size: 0.85em; font-weight: 600; color: var(--clr-text); }
.step-item + .step-item::before {
  content: "";
  position: absolute;
  top: 20px;
  left: -50%;
  width: 100%;
  height: 2px;
  background: var(--clr-primary-pale);
  z-index: -1;
}

/* FAQ */
.faq-section { margin: 2em 0; }
.faq-item { border: 1px solid var(--clr-border); border-radius: var(--radius-md); margin-bottom: 10px; overflow: hidden; }
.faq-q {
  padding: 16px 20px;
  font-weight: 700;
  cursor: pointer;
  background: var(--clr-bg-alt);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
}
.faq-q:hover { background: var(--clr-primary-pale); }
.faq-q::after { content: "+"; font-size: 1.3em; color: var(--clr-primary); font-weight: 300; }
.faq-item.open .faq-q::after { content: "−"; }
.faq-a { padding: 0 20px; max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.35s ease; }
.faq-item.open .faq-a { max-height: 600px; padding: 16px 20px; }

/* Related posts card */
.related-posts { margin: 3em 0 1em; }
.related-posts h3 { font-size: 1.15em; margin-bottom: 16px; border: none; padding: 0; color: var(--clr-text); }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.related-card {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.related-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.related-card img { width: 100%; height: 140px; object-fit: cover; }
.related-card .rc-body { padding: 14px 16px; }
.related-card .rc-title { font-size: 0.93em; font-weight: 700; color: var(--clr-text); }

/* Post header */
.single-post-header {
  background: linear-gradient(135deg, var(--clr-primary) 0%, #0D9488 100%);
  color: #fff;
  padding: var(--space-2xl) var(--space-md) var(--space-xl);
  text-align: center;
}
.single-post-header h1 {
  font-size: 2.2em;
  color: #fff;
  margin-bottom: 12px;
}
.single-post-header .post-meta {
  font-size: 0.9em;
  opacity: 0.85;
}

/* Navigation header for single/page */
.site-nav-bar {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  padding: 0 var(--space-md);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 100%;
}
.site-nav-bar .nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.site-nav-bar .nav-brand img { width: 36px; height: 36px; border-radius: 8px; }
.site-nav-bar .nav-brand span { font-weight: 700; font-size: 1.05em; color: var(--clr-primary); }
.site-nav-bar .nav-links { display: flex; gap: 24px; align-items: center; }
.site-nav-bar .nav-links a {
  font-size: 0.92em;
  font-weight: 500;
  color: var(--clr-text-secondary);
  transition: color var(--transition);
  white-space: nowrap;
}
.site-nav-bar .nav-links a:hover { color: var(--clr-primary); }
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.5em;
  color: var(--clr-text);
  cursor: pointer;
  padding: 8px;
}

/* TOC */
.toc-box {
  background: var(--clr-bg-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 0 0 2em;
}
.toc-box h4 { font-size: 0.95em; margin-bottom: 10px; color: var(--clr-primary); }
.toc-box ol { padding-left: 20px; margin: 0; }
.toc-box ol li { padding: 4px 0; }
.toc-box ol li a { color: var(--clr-text-secondary); font-size: 0.92em; }
.toc-box ol li a:hover { color: var(--clr-primary); }

/* Footer */
.site-footer {
  background: var(--clr-navy);
  color: rgba(255,255,255,0.7);
  padding: var(--space-xl) var(--space-md) var(--space-lg);
  font-size: 0.88em;
  line-height: 1.7;
}
.site-footer a { color: rgba(255,255,255,0.85); }
.site-footer a:hover { color: #fff; }
.footer-inner { max-width: var(--max-wide); margin: 0 auto; }
.footer-brand { font-size: 1.1em; font-weight: 700; color: #fff; margin-bottom: 12px; }
.footer-legal { margin-top: 20px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.12); font-size: 0.82em; color: rgba(255,255,255,0.5); }

/* Mobile */
@media (max-width: 768px) {
  .site-nav-bar .nav-links { display: none; position: fixed; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 20px; gap: 16px; border-bottom: 1px solid var(--clr-border); box-shadow: var(--shadow-lg); z-index: 998; }
  .site-nav-bar .nav-links.open { display: flex; }
  .nav-hamburger { display: block; }
  .single-post-header h1 { font-size: 1.6em; }
  .single .wp-block-post-content, .single .entry-content,
  .page .wp-block-post-content, .page .entry-content { padding: var(--space-lg) var(--space-sm); font-size: 16px; }
  .step-timeline { flex-direction: column; gap: 12px; }
  .step-item + .step-item::before { display: none; }
  .related-grid { grid-template-columns: 1fr; }
  .single .wp-block-post-content table, .single .entry-content table { display: block; overflow-x: auto; }
}

/* Hide WP default chrome */
.wp-block-post-title { display: none !important; }
.wp-block-post-date { display: none !important; }
.has-global-padding { padding: 0 !important; }
.wp-block-comments { max-width: var(--max-content); margin: 0 auto; padding: var(--space-lg) var(--space-md); }
.wp-block-post-navigation-link { max-width: var(--max-content); margin: 0 auto; padding: 0 var(--space-md); }

/* Dental search widget */
.dental-search-widget {
  background: linear-gradient(135deg, var(--clr-primary-bg), #E0F2FE);
  border: 1px solid var(--clr-primary-pale);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 2em 0;
}
.dental-search-widget h3 { color: var(--clr-primary); margin-bottom: 12px; font-size: 1.15em; border: none; padding: 0; }
.dental-search-widget select {
  padding: 10px 14px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-size: 0.95em;
  width: 100%;
  max-width: 280px;
  margin-bottom: 10px;
  background: #fff;
}
.dental-search-widget .btn-search {
  display: inline-block;
  background: var(--clr-primary);
  color: #fff;
  padding: 10px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}
.dental-search-widget .btn-search:hover { background: var(--clr-primary-light); }
.dental-results { margin-top: 16px; }
.dental-result-card {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 10px;
  transition: box-shadow var(--transition);
}
.dental-result-card:hover { box-shadow: var(--shadow-md); }
.dental-result-card h4 { font-size: 1.02em; margin-bottom: 6px; color: var(--clr-text); }
.dental-result-card .dr-meta { font-size: 0.85em; color: var(--clr-text-secondary); }
.dental-result-card .dr-badge {
  display: inline-block;
  background: var(--clr-primary-pale);
  color: var(--clr-primary);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.78em;
  font-weight: 600;
}

/* Scroll animation */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }