/* ═══════════════════════════════════════════════
   Rzzro Brand System — Article CSS (v2)
   ═══════════════════════════════════════════════ */

:root {
  --primary:    #4F46E5;
  --primary-dark: #312E81;
  --accent:     #6D5EF7;
  --text:       #111827;
  --secondary:  #6B7280;
  --border:     #E5E7EB;
  --bg-light:   #F7F8FA;
  --bg-white:   #FFFFFF;
  --mono:       'IBM Plex Mono', monospace;
  --sans:       Inter, -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width:  720px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg-white);
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

#progress-bar {
  position: fixed; top: 0; left: 0; height: 2px;
  background: var(--primary); width: 0%; z-index: 1000;
  transition: width 0.1s ease;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px 80px; }

/* Nav */
.rzzro-bar {
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  height: auto;
  min-height: 72px;
  padding: 8px 0;
}

.rzzro-bar-inner {
  max-width: 1080px;
  width: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.rzzro-logo {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 600;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 2px;
  line-height: 1;
}
.rzzro-logo:hover { opacity: 0.8; }
.rzzro-logo-accent {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  color: rgba(255, 255, 255, 0.95);
  margin-right: 1px;
}

.rzzro-nav-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.rzzro-nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.rzzro-tagline {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
}

/* Nav buttons (Feeds, Prices, etc.) */
.rzzro-nav-btn {
  font-family: var(--mono);
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 6px 14px;
  border-radius: 4px;
  transition: all 0.15s;
}
.rzzro-nav-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  color: #FFFFFF;
}
.rzzro-nav-btn.active {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.8);
  color: #FFFFFF;
  box-shadow: inset 0 -2px 0 0 #FFFFFF;
}

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--secondary);
  text-decoration: none;
  margin: 40px 0 28px;
  transition: color 0.15s;
}
.back-link:hover { color: var(--text); }

/* Page header */
.page-header { margin-bottom: 36px; }
.page-header-inner {
  border-left: 4px solid var(--primary);
  padding-left: 20px;
}
.card-category {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.page-header h1 {
  font-family: var(--sans);
  font-size: 36px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}
.page-header .page-subtitle {
  font-size: 15px;
  line-height: 1.5;
  color: var(--secondary);
  font-weight: 300;
}
.page-meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--secondary);
  margin-top: 16px;
}
.page-meta span { margin-right: 12px; }

/* Article body */
.article-body {
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
}
.article-body p { margin-bottom: 1.4em; }
.article-body h2 {
  font-family: var(--sans);
  font-size: 24px;
  font-weight: 600;
  margin: 44px 0 16px;
  line-height: 1.2;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}
.article-body h3 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  margin: 28px 0 10px;
}

/* Featured Image */
.featured-image {
  margin: 24px 0 32px;
  overflow: hidden;
}
.featured-image img {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1200 / 630;
  display: block;
  border: 1px solid var(--border);
}

/* Responsive images in article body */
.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 0;
}

/* Pullquote */
.pullquote {
  margin: 28px 0;
  padding: 22px 28px;
  border-left: 4px solid var(--primary);
  background: var(--bg-light);
  font-size: 17px;
  font-style: italic;
  line-height: 1.5;
  color: var(--text);
}

/* Stat card */
.stat-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 24px 28px;
  margin: 28px 0;
  text-align: center;
}
.stat-card-number,
.stat-card .number {
  font-family: var(--mono);
  font-size: 38px;
  font-weight: 500;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 4px;
}
.stat-card-label,
.stat-card .label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--secondary);
  line-height: 1.4;
}

/* Stats row */
.stats-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 28px 0; }
.stat-item {
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 16px;
  text-align: center;
}
.stat-item .number {
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.2;
}
.stat-item .label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-top: 4px;
  line-height: 1.4;
}

/* Insight list */
.insight-list { margin: 24px 0; list-style: none; counter-reset: insight-counter; }
.insight-list li {
  counter-increment: insight-counter;
  margin-bottom: 16px;
  padding: 18px 20px 18px 56px;
  position: relative;
  background: var(--bg-light);
  border: 1px solid var(--border);
  font-size: 15px;
  line-height: 1.6;
}
.insight-list li::before {
  content: counter(insight-counter);
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 500;
  color: var(--primary);
  line-height: 1;
}

/* FAQ */
.faq-item {
  margin: 16px 0;
  padding: 16px 20px;
  background: var(--bg-light);
  border: 1px solid var(--border);
}
.faq-item h3 {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text);
  text-transform: uppercase;
  margin: 0 0 8px;
}
.faq-item p { margin: 0; font-size: 14px; color: var(--secondary); }

/* ─── Citation link — invisible, just keeps the hyperlink alive ─── */
.citation-link {
  color: inherit;
  text-decoration: none;
  font-size: 0;
  line-height: 0;
}
.citation-link:hover {
  text-decoration: none;
}

/* ─── Share Buttons ─── */
.share-section {
  margin: 32px 0 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.share-section .label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}
#share-buttons {
  display: flex;
  gap: 8px;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 13px;
  color: var(--secondary);
  text-decoration: none;
  transition: all 0.15s;
}
.share-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: #EEF2FF;
  text-decoration: none;
}

/* Module callout */
.module-callout {
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 16px 20px;
  margin: 20px 0;
  font-size: 14px;
  line-height: 1.6;
}
.module-callout strong { color: var(--primary); }

/* Source list */
.source-list { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); }
.source-list h2 {
  font-family: var(--sans);
  font-size: 22px;
  font-weight: 600;
  border-bottom: none;
  padding-bottom: 0;
  margin-top: 0;
}
.source-list ol { font-size: 12px; line-height: 1.6; word-break: break-all; }
.source-list li { margin-bottom: 6px; color: var(--secondary); }
.source-list a { color: var(--secondary); text-decoration: none; border-bottom: 1px solid var(--border); }
.source-list a:hover { color: var(--primary); border-bottom-color: var(--primary); }

/* Author footer */
.author-footer {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--secondary);
  line-height: 1.6;
  font-weight: 300;
}
.author-footer strong { font-weight: 600; color: var(--text); }

/* Site footer */
.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.85);
  padding: 32px 24px;
  text-align: center;
  font-size: 12px;
  font-family: var(--mono);
  letter-spacing: 0.08em;
}

/* TOC */
.toc {
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 20px 24px;
  margin: 24px 0 32px;
}
.toc-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.toc ol { margin: 0 0 0 18px; }
.toc li { margin-bottom: 6px; font-size: 14px; }
.toc a { color: var(--secondary); text-decoration: none; border-bottom: 1px solid transparent; }
.toc a:hover { color: var(--primary); border-bottom-color: var(--primary); }

/* Hide image placeholders */
.img-placeholder { display: none; }

/* Listen button */
.listen-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--primary);
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.15s;
  margin-left: 12px;
}
.listen-btn:hover { background: var(--bg-light); border-color: var(--primary); }
.listen-btn.playing { background: #EEF2FF; border-color: var(--primary); color: var(--primary); }
.listen-btn .icon { font-size: 13px; line-height: 1; }
.listen-btn .status-label { font-size: 10px; color: var(--secondary); }

/* ═══════════════════════════════════════════════
   Responsive — All pages
   ═══════════════════════════════════════════════ */

@media (max-width: 900px) {
  .rzzro-bar-inner { padding: 0 16px; }
  .rzzro-nav-btn { font-size: 13px; padding: 5px 12px; }
}

@media (max-width: 768px) {
  .container { padding: 0 16px 60px; }

  /* Nav: hamburger handles mobile, remove old wrap behavior */
  .rzzro-bar {
    height: auto;
    min-height: 52px;
    padding: 8px 0;
  }
  .rzzro-bar-inner {
    flex-wrap: nowrap;
    gap: 0;
  }
  .rzzro-nav-left { gap: 12px; flex: 1; }
  .rzzro-tagline { font-size: 12px; letter-spacing: 0.12em; }

  /* Article */
  .page-header h1 { font-size: 26px; }
  .page-header-inner { padding-left: 16px; }
  .article-body { font-size: 15px; }
  .page-subtitle { font-size: 14px; }
  .back-link { margin: 24px 0 20px; }
  .stats-row { grid-template-columns: 1fr; }
  .stat-card-number,
  .stat-card .number { font-size: 30px; }
  .stat-card { padding: 20px 22px; }
  .insight-list li { padding-left: 48px; font-size: 14px; }
  .pullquote { padding: 18px 20px; font-size: 15px; }
  .toc { padding: 16px 18px; }
  .page-header h1 { font-size: 26px; }
  .article-body h2 { font-size: 20px; }
  .faq-item { padding: 14px 16px; }
}

@media (max-width: 600px) {
  .rzzro-nav-left { gap: 12px; flex: 1; }
  .rzzro-logo { font-size: 18px; }
  .rzzro-logo-accent { font-size: 24px; }
  .rzzro-tagline { font-size: 12px; letter-spacing: 0.12em; }
}

@media (max-width: 480px) {
  .rzzro-tagline { display: none; }
  .rzzro-logo { font-size: 16px; }
  .rzzro-logo-accent { font-size: 22px; }
  .rzzro-bar { padding: 4px 0; min-height: 44px; }
  .rzzro-bar-inner { gap: 0; padding: 0 12px; }

  .page-header h1 { font-size: 20px; }
  .page-header-inner { padding-left: 12px; }
  .card-category { font-size: 9px; }
  .page-meta { font-size: 10px; }
  .page-meta span { margin-right: 8px; display: inline-block; }
  .stat-card-number { font-size: 26px; }
  .stat-card { padding: 14px 16px; }
  .article-body { font-size: 14px; line-height: 1.7; }
  .article-body h2 { font-size: 18px; }
  .article-body h3 { font-size: 10px; }
  .container { padding: 0 12px 40px; }
  .back-link { font-size: 10px; margin: 16px 0 16px; }
  .author-footer { font-size: 12px; }
  .source-list ol { font-size: 11px; }
  .listen-btn { font-size: 10px; padding: 3px 8px; }
}

@media (max-width: 360px) {
  .rzzro-nav-btn { font-size: 10px; padding: 3px 8px; }
  .rzzro-logo { font-size: 14px; }
  .rzzro-logo-accent { font-size: 18px; }
  .rzzro-nav-right { gap: 4px; }
  .page-header h1 { font-size: 18px; }
}

/* ═══════════════════════════════════════════════
   Page-specific responsive
   ═══════════════════════════════════════════════ */

/* ---- Articles / Intelligence index pages ---- */
@media (max-width: 900px) {
  .article-thumb { width: 100px; }
  .controls-bar { padding: 12px 16px; }
  .page-header { padding: 28px 16px 8px; }
}

@media (max-width: 768px) {
  .article-card { flex-direction: column; }
  .article-thumb { width: 100%; height: 160px; }
  .controls-bar { flex-direction: column; align-items: stretch; }
  .search-box { min-width: 0; }
  .article-count { margin-left: 0; text-align: right; }
  .page-header h1 { font-size: 22px; }
  .page-header { padding: 24px 16px 8px; }
}

@media (max-width: 480px) {
  .article-thumb { height: 120px; }
  .article-grid { padding: 0 12px 32px; }
  .category-tab { font-size: 10px; padding: 4px 10px; }
  .search-box { font-size: 13px; padding: 8px 12px; }
}

/* ---- Feeds page ---- */
@media (max-width: 768px) {
  .feed-card { padding: 16px; }
  .feed-card h3 { font-size: 14px; }
  .meta-info { font-size: 10px; flex-wrap: wrap; gap: 6px; }
}

@media (max-width: 480px) {
  .feed-card { padding: 12px; }
  .feed-card h3 { font-size: 13px; }
}

/* ---- Prices page ---- */
@media (max-width: 768px) {
  .commodity-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
  .page-header h1 { font-size: 22px; }
}

@media (max-width: 480px) {
  .commodity-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .card-unit { font-size: 10px; }
}