/*
Theme Name: ImplantInfo Theme
Template: twentytwentyfive
Description: 양산 임플란트 정보 사이트 전용 테마
Version: 1.0
*/

:root {
  --ii-primary: #1a5276;
  --ii-primary-light: #2980b9;
  --ii-accent: #16a085;
  --ii-accent-light: #1abc9c;
  --ii-bg: #ffffff;
  --ii-bg-alt: #f8fafb;
  --ii-bg-card: #ffffff;
  --ii-text: #2c3e50;
  --ii-text-light: #5d6d7e;
  --ii-text-muted: #95a5a6;
  --ii-border: #e8ecf0;
  --ii-shadow: 0 2px 8px rgba(26,82,118,0.06);
  --ii-shadow-md: 0 4px 16px rgba(26,82,118,0.10);
  --ii-radius: 12px;
  --ii-radius-sm: 8px;
  --ii-radius-lg: 16px;
  --ii-gap: 8px;
  --ii-max-w: 1200px;
  --ii-content-w: 780px;
  --ii-font: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, 'Noto Sans KR', sans-serif;
  --ii-font-heading: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --ii-transition: 200ms ease;
}

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

/* Hide default WP chrome */
.wp-site-blocks > header,
.wp-site-blocks > footer,
.wp-block-template-part,
.wp-block-navigation,
body > .wp-site-blocks > .wp-block-group:first-child { display: none !important; }

/* Custom Header */
.ii-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ii-border);
  transition: box-shadow var(--ii-transition);
}
.ii-header.scrolled { box-shadow: var(--ii-shadow-md); }
.ii-header-inner {
  max-width: var(--ii-max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.ii-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.ii-logo img { width: 36px; height: 36px; border-radius: 8px; }
.ii-logo-text { font-size: 1.1rem; font-weight: 700; color: var(--ii-primary); letter-spacing: -0.02em; }
.ii-nav { display: flex; gap: 4px; align-items: center; }
.ii-nav a {
  padding: 8px 14px; border-radius: var(--ii-radius-sm);
  font-size: 0.9rem; font-weight: 500;
  color: var(--ii-text-light);
  text-decoration: none;
  transition: all var(--ii-transition);
}
.ii-nav a:hover { color: var(--ii-primary); background: var(--ii-bg-alt); }
.ii-nav a.active { color: var(--ii-primary); font-weight: 600; }
.ii-nav-cta {
  background: var(--ii-primary) !important;
  color: #fff !important;
  font-weight: 600 !important;
  padding: 8px 18px !important;
}
.ii-nav-cta:hover { background: var(--ii-primary-light) !important; }

/* Mobile menu */
.ii-menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.ii-menu-toggle svg { width: 24px; height: 24px; color: var(--ii-text); }

@media (max-width: 768px) {
  .ii-nav { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; background: #fff; flex-direction: column; padding: 24px; gap: 8px; z-index: 99; }
  .ii-nav.open { display: flex; }
  .ii-nav a { padding: 14px 16px; font-size: 1rem; border-radius: var(--ii-radius); }
  .ii-menu-toggle { display: block; }
}

/* Custom Footer */
.ii-footer {
  background: #1b2838; color: #94a3b8;
  padding: 64px 24px 32px; margin-top: 80px;
  font-size: 0.88rem; line-height: 1.7;
}
.ii-footer-inner {
  max-width: var(--ii-max-w); margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px;
}
.ii-footer h4 { color: #e2e8f0; font-size: 0.95rem; margin-bottom: 16px; font-weight: 600; }
.ii-footer a { color: #94a3b8; text-decoration: none; transition: color var(--ii-transition); }
.ii-footer a:hover { color: #e2e8f0; }
.ii-footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.ii-footer-bottom {
  max-width: var(--ii-max-w); margin: 32px auto 0;
  padding-top: 24px; border-top: 1px solid #2d3a4a;
  display: flex; justify-content: space-between; align-items: flex-start; gap: 24px;
}
.ii-footer .legal-notice { font-size: 0.8rem; color: #64748b; line-height: 1.6; margin-top: 16px; }
.ii-footer .ai-image-notice { font-size: 0.8rem; color: #64748b; margin-top: 8px; }

@media (max-width: 768px) {
  .ii-footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .ii-footer-bottom { flex-direction: column; }
}

/* Content area (posts & pages) */
.ii-content-wrap {
  max-width: var(--ii-content-w);
  margin: 0 auto;
  padding: 48px 24px 80px;
}

/* Post single */
.ii-post-header { margin-bottom: 40px; }
.ii-post-header h1 {
  font-size: 2rem; font-weight: 800;
  line-height: 1.3; letter-spacing: -0.03em;
  color: var(--ii-text);
}
.ii-post-meta {
  margin-top: 12px; font-size: 0.88rem;
  color: var(--ii-text-muted);
  display: flex; gap: 16px; flex-wrap: wrap;
}
.ii-post-featured {
  width: 100%; border-radius: var(--ii-radius-lg);
  overflow: hidden; margin-bottom: 40px;
  aspect-ratio: 16/9; object-fit: cover;
}

/* Post body typography */
.ii-post-body { font-size: 1.05rem; line-height: 1.8; color: #374151; }
.ii-post-body h2 {
  font-size: 1.45rem; font-weight: 700;
  color: var(--ii-primary);
  margin: 56px 0 20px; padding-bottom: 12px;
  border-bottom: 2px solid var(--ii-accent-light);
  letter-spacing: -0.02em;
}
.ii-post-body h3 {
  font-size: 1.2rem; font-weight: 600;
  color: var(--ii-text); margin: 40px 0 16px;
}
.ii-post-body p { margin-bottom: 20px; }
.ii-post-body img {
  max-width: 100%; height: auto;
  border-radius: var(--ii-radius);
  margin: 24px 0;
}
.ii-post-body ul, .ii-post-body ol {
  margin: 16px 0 24px 20px;
  display: flex; flex-direction: column; gap: 8px;
}
.ii-post-body li { line-height: 1.7; }
.ii-post-body blockquote {
  border-left: 4px solid var(--ii-accent);
  background: #f0fdf9;
  padding: 20px 24px;
  margin: 24px 0;
  border-radius: 0 var(--ii-radius-sm) var(--ii-radius-sm) 0;
  font-size: 1rem; color: #1a5c4a;
}
.ii-post-body table {
  width: 100%; border-collapse: collapse;
  margin: 24px 0; font-size: 0.92rem;
  border-radius: var(--ii-radius); overflow: hidden;
  border: 1px solid var(--ii-border);
}
.ii-post-body thead { background: var(--ii-primary); color: #fff; }
.ii-post-body th { padding: 12px 16px; font-weight: 600; text-align: left; }
.ii-post-body td { padding: 12px 16px; border-bottom: 1px solid var(--ii-border); }
.ii-post-body tbody tr:nth-child(even) { background: var(--ii-bg-alt); }
.ii-post-body tbody tr:hover { background: #eef6fb; }

/* Responsive tables */
@media (max-width: 640px) {
  .ii-post-body table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* Key summary box */
.ii-key-summary {
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
  border: 1px solid #bae6fd;
  border-radius: var(--ii-radius);
  padding: 24px 28px;
  margin-bottom: 36px;
  font-size: 0.95rem; line-height: 1.8;
}
.ii-key-summary strong { color: var(--ii-primary); }

/* Info callout */
.ii-callout {
  background: #fefce8;
  border-left: 4px solid #eab308;
  padding: 16px 20px;
  border-radius: 0 var(--ii-radius-sm) var(--ii-radius-sm) 0;
  margin: 24px 0;
  font-size: 0.95rem;
}
.ii-callout-info {
  background: #eff6ff;
  border-left-color: var(--ii-primary-light);
}
.ii-callout-tip {
  background: #f0fdf4;
  border-left-color: var(--ii-accent);
}

/* Bar chart */
.ii-bar-chart { margin: 24px 0; }
.ii-bar-item { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.ii-bar-label { min-width: 60px; font-size: 0.88rem; font-weight: 500; text-align: right; color: var(--ii-text-light); }
.ii-bar-track { flex: 1; height: 28px; background: #f1f5f9; border-radius: 6px; overflow: hidden; position: relative; }
.ii-bar-fill { height: 100%; border-radius: 6px; display: flex; align-items: center; padding: 0 10px; font-size: 0.78rem; font-weight: 600; color: #fff; transition: width 0.6s ease; }
.ii-bar-fill.primary { background: linear-gradient(90deg, var(--ii-primary), var(--ii-primary-light)); }
.ii-bar-fill.accent { background: linear-gradient(90deg, var(--ii-accent), var(--ii-accent-light)); }

/* Timeline */
.ii-timeline { margin: 32px 0; position: relative; padding-left: 32px; }
.ii-timeline::before { content: ''; position: absolute; left: 12px; top: 0; bottom: 0; width: 2px; background: var(--ii-accent-light); }
.ii-timeline-item { position: relative; margin-bottom: 28px; }
.ii-timeline-item::before {
  content: attr(data-step);
  position: absolute; left: -32px; top: 2px;
  width: 24px; height: 24px;
  background: var(--ii-accent);
  color: #fff; font-size: 0.72rem; font-weight: 700;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.ii-timeline-title { font-weight: 600; margin-bottom: 4px; color: var(--ii-text); }
.ii-timeline-desc { font-size: 0.92rem; color: var(--ii-text-light); }

/* Related posts card */
.ii-related { margin: 56px 0; }
.ii-related h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 20px; }
.ii-related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px,1fr)); gap: 20px; }
.ii-card {
  background: var(--ii-bg-card);
  border: 1px solid var(--ii-border);
  border-radius: var(--ii-radius);
  overflow: hidden;
  transition: all var(--ii-transition);
  text-decoration: none; color: inherit;
}
.ii-card:hover { box-shadow: var(--ii-shadow-md); transform: translateY(-2px); }
.ii-card-img { aspect-ratio: 3/2; object-fit: cover; width: 100%; }
.ii-card-body { padding: 16px; }
.ii-card-title { font-size: 0.95rem; font-weight: 600; line-height: 1.4; color: var(--ii-text); margin-bottom: 6px; }
.ii-card-excerpt { font-size: 0.82rem; color: var(--ii-text-light); line-height: 1.5; }

/* Legal notices */
.legal-notice { font-size: 0.85em; color: #777; background: #f8f9fa; border-left: 3px solid #cbd5e1; padding: 10px 14px; margin-top: 2em; border-radius: 0 6px 6px 0; }
.legal-notice p { margin: 4px 0; }
.ai-notice { font-size: 0.85em; color: #888; margin-top: 2em; }

/* Data source badge */
.ii-source {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.78rem; color: var(--ii-text-muted);
  background: var(--ii-bg-alt);
  padding: 4px 10px; border-radius: 20px;
  margin: 8px 0;
}

/* Animations */
@media (prefers-reduced-motion: no-preference) {
  .ii-fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
  .ii-fade-in.visible { opacity: 1; transform: translateY(0); }
}

/* Print */
@media print {
  .ii-header, .ii-footer, .ii-nav, .ii-related { display: none; }
  .ii-post-body { font-size: 12pt; }
}