/* ===== PMH Article / Research Pages ===== */

/* ---------- Article Hero ---------- */
.article-hero{position:relative;min-height:52vh;display:flex;align-items:flex-end;padding:80px;overflow:hidden}
.article-hero-bg{position:absolute;inset:0;background:linear-gradient(var(--hero-angle,160deg),var(--hero-c1,#0a0c12),var(--hero-c2,#141e2c))}
.article-hero-svg{position:absolute;inset:0;opacity:.04;overflow:hidden}
.article-hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,12,18,.7) 0%,transparent 60%)}
.article-hero-content{position:relative;z-index:1;max-width:720px}
.article-hero .article-series{font-family:'DM Sans',sans-serif;font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--gold);margin-bottom:16px;display:block}
.article-hero h1{font-size:46px;font-weight:300;color:#fff;line-height:1.12;margin-bottom:0}
.article-hero h1 em{font-style:normal;color:var(--gold);font-weight:400}
.article-hero .article-lede{font-family:'DM Sans',sans-serif;font-size:15px;color:#94A8BA;line-height:1.85;margin-top:16px;max-width:560px}
.article-hero .article-meta{font-family:'DM Sans',sans-serif;font-size:11px;color:#5A6F82;letter-spacing:1px;margin-top:20px}

/* ---------- Article Body ---------- */
.article-body{max-width:720px;margin:0 auto;padding:56px 24px 40px}
.article-body p{font-family:'DM Sans',sans-serif;font-size:15px;line-height:1.95;color:var(--text-mid);margin-bottom:20px}
.article-body p:last-child{margin-bottom:0}
.article-body h2{font-size:28px;font-weight:400;color:var(--navy-dark);line-height:1.2;margin:48px 0 8px;padding-top:16px}
.article-body h2:first-child{margin-top:0;padding-top:0}
.article-body h3{font-size:21px;font-weight:500;color:var(--navy-dark);line-height:1.3;margin:36px 0 8px}
.article-body hr{border:none;height:1px;background:linear-gradient(90deg,var(--gold),transparent);margin:48px 0;max-width:80px}
.article-body blockquote{border-left:3px solid var(--gold);background:var(--warm-gray);padding:20px 24px;margin:28px 0;border-radius:2px}
.article-body blockquote p{font-size:14px;color:var(--text-dark);margin-bottom:0}
.article-body strong{color:var(--text-dark);font-weight:600}
.article-body a{color:var(--gold);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .3s}
.article-body a:hover{border-bottom-color:var(--gold)}
.article-body sup{font-size:10px;color:var(--gold);font-family:'DM Sans',sans-serif;font-weight:600}
.article-body ul,.article-body ol{margin:16px 0 20px 20px;font-family:'DM Sans',sans-serif;font-size:14px;line-height:1.85;color:var(--text-mid)}
.article-body li{margin-bottom:6px}

/* ---------- Chart Section (full-width breakout) ---------- */
.article-chart{background:var(--navy-dark);padding:56px 80px;margin:40px 0}
.article-chart-inner{max-width:900px;margin:0 auto}
.article-chart .chart-label{font-family:'DM Sans',sans-serif;font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--gold-light);margin-bottom:4px}
.article-chart h3{font-size:24px;font-weight:400;color:#fff;margin-bottom:6px}
.article-chart .chart-subtitle{font-family:'DM Sans',sans-serif;font-size:13px;color:#7A8FA0;line-height:1.7;margin-bottom:28px;max-width:600px}
.article-chart .chart-wrap{position:relative;width:100%;aspect-ratio:2/1;margin-bottom:16px}
.article-chart .chart-wrap canvas{width:100%!important;height:100%!important}
.article-chart .chart-source{font-family:'DM Sans',sans-serif;font-size:10px;color:#4A5E70;letter-spacing:.5px}
.article-chart .chart-note{font-family:'DM Sans',sans-serif;font-size:12px;color:#7A8FA0;line-height:1.7;margin-top:12px}

/* Chart section light variant */
.article-chart.light{background:var(--warm-gray)}
.article-chart.light h3{color:var(--navy-dark)}
.article-chart.light .chart-subtitle{color:var(--text-mid)}
.article-chart.light .chart-source{color:var(--text-light)}
.article-chart.light .chart-note{color:var(--text-mid)}

/* Horizontal bar chart needs taller aspect */
.article-chart .chart-wrap.tall{aspect-ratio:5/3}

/* ---------- Stat Callout ---------- */
.article-stat-section{background:var(--navy-dark);padding:48px 80px;margin:40px 0}
.article-stat-row{display:flex;gap:24px;max-width:900px;margin:0 auto;justify-content:center}
.article-stat{flex:1;text-align:center;padding:28px 20px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);border-radius:2px}
.article-stat-num{font-family:'Cormorant Garamond',Georgia,serif;font-size:48px;font-weight:300;color:var(--gold);line-height:1.1}
.article-stat-label{font-family:'DM Sans',sans-serif;font-size:12px;color:#7A8FA0;margin-top:8px;line-height:1.5}
.article-stat-badge{display:inline-block;font-family:'DM Sans',sans-serif;font-size:10px;font-weight:700;letter-spacing:1px;color:#C45A4A;background:rgba(196,90,74,.1);padding:3px 8px;border-radius:2px;margin-top:8px}
.article-stat-badge.positive{color:var(--polymetallic);background:rgba(123,168,157,.1)}

/* Stat section light variant */
.article-stat-section.light{background:var(--warm-gray)}
.article-stat-section.light .article-stat{background:var(--white);border-color:var(--border)}
.article-stat-section.light .article-stat-label{color:var(--text-mid)}

/* ---------- SVG Infographic ---------- */
.article-infographic{padding:56px 80px;margin:40px 0}
.article-infographic.dark{background:var(--navy-dark)}
.article-infographic-inner{max-width:720px;margin:0 auto;text-align:center}
.article-infographic .chart-label{font-family:'DM Sans',sans-serif;font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--gold-light);margin-bottom:4px}
.article-infographic h3{font-size:24px;font-weight:400;color:#fff;margin-bottom:24px}
.article-infographic.light h3{color:var(--navy-dark)}

/* ---------- Card Grid (for Article 3 profile) ---------- */
.article-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:720px;margin:32px auto}
.article-card-grid .acard{background:var(--white);border:1px solid var(--border);border-radius:2px;padding:28px 24px;border-top:2px solid var(--gold);transition:transform .3s,box-shadow .3s}
.article-card-grid .acard:hover{transform:translateY(-3px);box-shadow:0 8px 28px rgba(0,0,0,.06)}
.article-card-grid .acard-icon{font-size:28px;margin-bottom:12px}
.article-card-grid .acard h4{font-size:17px;font-weight:500;color:var(--navy-dark);margin-bottom:6px}
.article-card-grid .acard p{font-family:'DM Sans',sans-serif;font-size:13px;color:var(--text-mid);line-height:1.7}

/* ---------- Series Navigation ---------- */
.article-series-nav{display:flex;gap:16px;max-width:720px;margin:0 auto;padding:40px 24px 56px}
.article-series-nav a{flex:1;display:block;padding:20px 24px;background:var(--white);border:1px solid var(--border);border-radius:2px;text-decoration:none;transition:border-color .3s,transform .3s}
.article-series-nav a:hover{border-color:var(--gold);transform:translateY(-2px)}
.article-series-nav a .nav-dir{font-family:'DM Sans',sans-serif;font-size:10px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--text-light);margin-bottom:4px}
.article-series-nav a .nav-title{font-size:15px;font-weight:500;color:var(--navy-dark);line-height:1.4}
.article-series-nav a.next{text-align:right}

/* ---------- References ---------- */
.article-refs{max-width:720px;margin:0 auto;padding:0 24px 56px}
.article-refs-toggle{display:flex;align-items:center;gap:8px;cursor:pointer;border:none;background:none;padding:12px 0;border-top:1px solid var(--border);width:100%}
.article-refs-toggle span{font-family:'DM Sans',sans-serif;font-size:12px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--text-light)}
.article-refs-toggle .arrow{font-size:10px;color:var(--text-light);transition:transform .3s}
.article-refs-toggle.open .arrow{transform:rotate(180deg)}
.article-refs-list{max-height:0;overflow:hidden;transition:max-height .4s ease}
.article-refs-list.open{max-height:2000px}
.article-refs-list ol{list-style:none;counter-reset:ref;padding:16px 0 0;margin:0}
.article-refs-list li{counter-increment:ref;font-family:'DM Sans',sans-serif;font-size:11.5px;color:var(--text-light);line-height:1.7;margin-bottom:8px;padding-left:24px;position:relative}
.article-refs-list li::before{content:counter(ref) ".";position:absolute;left:0;color:var(--gold);font-weight:600;font-size:11px}

/* ---------- Scroll Fade-In ---------- */
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ---------- Responsive ---------- */
@media(max-width:768px){
  .article-hero{min-height:40vh;padding:48px 24px;align-items:flex-end}
  .article-hero h1{font-size:30px}
  .article-hero .article-lede{font-size:14px}
  .article-chart{padding:36px 24px}
  .article-chart .chart-wrap{aspect-ratio:4/3}
  .article-chart .chart-wrap.tall{aspect-ratio:1/1}
  .article-stat-section{padding:36px 24px}
  .article-stat-row{flex-direction:column;gap:12px}
  .article-infographic{padding:36px 24px}
  .article-card-grid{grid-template-columns:1fr;padding:0 24px}
  .article-series-nav{flex-direction:column;padding:32px 24px 48px}
  .article-body{padding:36px 24px 32px}
  .article-body h2{font-size:24px;margin-top:36px}
  .article-body h3{font-size:18px}
}
@media(max-width:480px){
  .article-hero h1{font-size:26px}
  .article-stat-num{font-size:36px}
}