/* PQ PDF — Research hub */
.rh-wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px 80px; }

.rh-hero { text-align: center; padding: 56px 16px 24px; }
.rh-hero-badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  letter-spacing: .4px; color: #ff8c00; background: rgba(255,140,0,.1);
  border: 1px solid rgba(255,140,0,.35); border-radius: 999px; padding: 6px 14px; margin-bottom: 20px;
}
.rh-hero h1 { font-size: clamp(28px, 4.5vw, 44px); margin: 0 0 14px; font-weight: 800; letter-spacing: -.5px; }
.rh-hero p { font-size: clamp(15px, 2vw, 19px); max-width: 760px; margin: 0 auto; color: var(--pdf-text-dim, #a89070); line-height: 1.65; }
.rh-hero p .rh-em { color: #f0e6d3; font-weight: 600; }

/* Key findings stat band */
.rh-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px;
  margin: 26px 0 36px;
}
.rh-stat {
  text-align: center; background: rgba(255,255,255,.035);
  border: 1px solid rgba(255,255,255,.08); border-radius: 12px; padding: 18px 12px;
}
.rh-stat-num { font-size: clamp(22px, 3vw, 30px); font-weight: 800; color: #ff8c00; line-height: 1; }
.rh-stat-lbl { margin-top: 6px; font-size: 12.5px; color: var(--pdf-text-dim, #a89070); line-height: 1.4; }

.rh-section-h { font-size: 20px; font-weight: 800; margin: 8px 0 16px; }

/* Featured flagship */
.rh-featured {
  display: block; text-decoration: none; color: inherit;
  border: 1px solid rgba(255,140,0,.4); border-radius: 16px; padding: 28px;
  background: linear-gradient(135deg, rgba(255,140,0,.08), rgba(255,140,0,.02));
  margin: 0 0 30px; transition: .15s;
}
.rh-featured:hover { border-color: #ff8c00; transform: translateY(-2px); }
.rh-featured .rh-tag { color: #ff8c00; font-weight: 700; font-size: 12px; letter-spacing: .5px; text-transform: uppercase; }
.rh-featured h2 { margin: 8px 0 10px; font-size: clamp(20px, 3vw, 28px); font-weight: 800; }
.rh-featured p { margin: 0; color: var(--pdf-text-dim, #a89070); line-height: 1.6; max-width: 800px; }
.rh-featured .rh-cta { display: inline-block; margin-top: 14px; color: #ff8c00; font-weight: 600; }

/* Grid of studies */
.rh-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
.rh-card {
  display: flex; flex-direction: column; text-decoration: none; color: inherit;
  background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px; padding: 22px 20px; transition: .15s;
}
.rh-card:hover { border-color: #ff8c00; transform: translateY(-2px); }
.rh-card .rh-ico { font-size: 26px; margin-bottom: 10px; }
.rh-card h3 { margin: 0 0 10px; font-size: 17px; font-weight: 700; line-height: 1.3; }

/* Finding callout — the result, surfaced */
.rh-finding {
  border-left: 3px solid #ff8c00; padding: 6px 0 6px 12px; margin: 0 0 12px;
  font-size: 13.5px; line-height: 1.5; color: #f0e6d3;
}
.rh-finding b { color: #ff8c00; }
.rh-card p.rh-desc { margin: 0 0 14px; color: var(--pdf-text-dim, #a89070); font-size: 13.5px; line-height: 1.6; flex: 1; }

/* Mechanism / theme chips */
.rh-themes { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 14px; }
.rh-chip {
  font-size: 11.5px; color: #cdd6e0; background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1); border-radius: 999px; padding: 3px 9px;
}
.rh-card .rh-cta { color: #ff8c00; font-weight: 600; font-size: 14px; margin-top: auto; }

.rh-foot { text-align: center; padding: 36px 16px 0; color: var(--pdf-text-dim, #8b97a7); font-size: 13px; }
.rh-foot a { color: #ff8c00; text-decoration: none; }