:root {
  --accent: #2f6df6;
  --ink: #15181f;
  --ink-soft: #5a6072;
  --line: #e6e9f0;
  --cream: #f4f6fa;
  --navy: #0e1a38;
  --mint: #6bf2c2;
  --cat-color: #2f6df6;
  --paper: #ffffff;
  --paper-2: #f8f9fb;
  --paper-3: #f1f4f9;
  --ink: #15181f;
  --ink-soft: #5a6072;
  --ink-mute: #94a3b8;
  --brand: #2f6df6;
  --brand-dark: #1e4fc4;
  --brand-soft: #e0ecff;
  --navy: #0d1b2a;
  --line: #dfe4ed;
  --line-2: #eef1f6;
  /* --accent: #7c3aed; */
  --accent-soft: #ede9fe;
  --success: #059669;
  --warning: #d97706;
  --danger: #dc2626;
}

.pds-new-whitepaper-section{
  max-width: 1450px;
  margin: 0 auto;
  padding: 40px 32px 80px;
}

/* Container with sidebar */
.pds-whitepaper-layout {
  max-width: 1450px;
  margin: 0 auto;
  padding: 40px 32px 80px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 60px;
}

/* Sidebar TOC */
.pds-whitepaper-toc {
  position: sticky;
  top: 100px;
  align-self: start;
}
.pds-whitepaper-toc-title {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.pds-whitepaper-toc-list {
  list-style: none;
  padding: 0;
}
.pds-whitepaper-toc-list li {
  padding: 6px 0;
}
.pds-whitepaper-toc-list li a {
  color: var(--ink-soft);
  font-size: 14px;
  display: block;
  padding: 4px 0;
  border-left: 2px solid transparent;
  padding-left: 12px;
  margin-left: -12px;
  transition: 0.15s;
}
.pds-whitepaper-toc-list li a:hover {
  color: var(--accent);
  text-decoration: none;
  border-left-color: var(--brand-soft);
}
.pds-whitepaper-toc-list li.active a {
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 600;
}
.pds-whitepaper-locked a {
  position: relative;
}
.pds-whitepaper-locked a::after {
  content: "🔒";
  position: absolute;
  right: 0;
  top: 4px;
  font-size: 14px;
  opacity: 0.7;
}

/* Chapter header */
.pds-whitepaper-chapter-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
/* .chapter-pill { display: inline-flex; align-items: center; gap: 8px; background: var(--brand-soft); color: var(--brand); font-size: 12px; font-weight: 700; padding: 6px 14px; border-radius: 999px; letter-spacing: 0.08em; }
.chapter-pill::before { content: '📗'; } */

.pds-whitepaper-chapter-meta-item {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12.5px;
  color: var(--ink-soft);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.pds-whitepaper-chapter-meta-item img{
  width: 20px;
  height: 20px;
}

/* .pds-whitepaper-chapter-meta-item::before {
  margin-right: 6px;
} */

/* .pds-whitepaper-chapter-date::before {
  content: "📅";
} */

/* .pds-whitepaper-chapter-read::before {
  content: "⏱";
} */

.pds-whitepaper-chapter-title {
  font-size: clamp(34px, 4.5vw, 46px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 18px;
  letter-spacing: -0.03em;
}

.pds-whitepaper-chapter-title span {
  color: var(--accent);
}

.pds-whitepaper-chapter-subtitle {
  font-size: 17px;
  color: var(--ink-soft);
  line-height: 1.55;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}

.pds-whitepaper-str-download-btn {
  color: var(--accent);
}

/* Section styles */
.pds-whitepaper-section {
  margin-bottom: 56px;
  scroll-margin-top: 90px;
}
.pds-whitepaper-section-num {
  font-size: 14px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.pds-whitepaper-section h2 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.pds-whitepaper-section h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 28px 0 14px;
}
.pds-whitepaper-section p {
  font-size: 17px;
  color: var(--ink);
  margin-bottom: 16px;
  line-height: 1.8;
}
.pds-whitepaper-section p b,
.section p strong {
  font-weight: 700;
  color: var(--ink);
}

/* Data table */
.pds-whitepaper-data-table-wrap {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin: 24px 0;
  box-shadow: 0 4px 12px rgba(21, 24, 31, 0.04);
}
.pds-whitepaper-data-table {
  width: 100%;
  border-collapse: collapse;
}
.pds-whitepaper-data-table thead {
  background: var(--navy);
}
.pds-whitepaper-data-table th {
  padding: 14px 18px;
  text-align: left;
  color: white;
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
}
.pds-whitepaper-data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.pds-whitepaper-data-table tbody tr:last-child td {
  border-bottom: none;
}
.pds-whitepaper-data-table tbody tr:nth-child(even) {
  background: var(--paper-2);
}
.pds-whitepaper-data-table td:first-child {
  font-weight: 600;
  color: var(--ink);
}
.pds-whitepaper-data-table td.num {
  font-weight: 700;
}
.pds-whitepaper-data-table td.growth-high {
  color: var(--success);
}
.pds-whitepaper-data-table td.growth-med {
  color: var(--warning);
}
.pds-whitepaper-data-table td.rank {
  text-align: center;
  font-weight: 700;
  color: var(--brand);
}
.pds-whitepaper-data-table td.rank-1 {
  background: linear-gradient(90deg, transparent, var(--brand-soft));
}

/* Callout — key stat */
.pds-whitepaper-key-stat {
  background: linear-gradient(135deg, var(--brand-soft) 0%, #f0f7ff 100%);
  border: 1px solid var(--brand);
  border-left: 4px solid var(--brand);
  border-radius: 10px;
  padding: 20px 24px;
  margin: 24px 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: center;
}
.pds-whitepaper-key-stat-num {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 40px;
  font-weight: 800;
  color: var(--brand);
  line-height: 1;
  letter-spacing: -0.03em;
}
.pds-whitepaper-key-stat-body {
  font-size: 14.5px;
  color: var(--ink);
  line-height: 1.55;
}
.pds-whitepaper-key-stat-body b {
  color: var(--ink);
  font-weight: 700;
}

/* Regional model cards */
.pds-whitepaper-models-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 24px 0;
}

.pds-whitepaper-model-card {
  background: white;
  border: 1.5px solid var(--line);
  border-radius: 14px;
  padding: 26px;
  transition: 0.2s;
}

.pds-whitepaper-model-card:hover {
  border-color: var(--brand);
  box-shadow: 0 12px 28px rgba(21, 24, 31, 0.06);
}

.pds-whitepaper-model-card-eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  color: var(--brand);
  letter-spacing: 0.08em;
  font-weight: 700;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.pds-whitepaper-model-card h3 {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 6px !important;
  margin-top: 0 !important;
  letter-spacing: -0.02em;
}

.pds-whitepaper-model-card-tagline {
  font-size: 14px;
  color: var(--brand);
  font-weight: 600;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}

.pds-whitepaper-model-card p {
  font-size: 16px !important;
  line-height: 1.7 !important;
  color: var(--ink) !important;
  margin: 0 !important;
}

.pds-whitepaper-lock-gate {
  position: relative;
  margin: 40px 0;
  padding: 20px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  /* max-width: 768px; */
}
.pds-whitepaper-lock-design {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 25px;
}
.pds-whitepaper-lock-icon {
  width: 60px;
  height: 60px;
  background: var(--brand);
  color: white;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: 0 10px 10px rgba(47, 109, 246, 0.3);
}
.pds-whitepaper-lock-icon img {
  width: 30px;
  height: 30px;
}
.pds-whitepaper-lock-title {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: 26px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
  text-align: center;
}
.pds-whitepaper-retail-whitepaper-cover {
  display: flex;
  align-items: center;
  justify-content: center;
}

.retail-whitepaper-cover {
  position: relative;
  display: inline-block;
  overflow: hidden;
}

.cover-img {
  width: 100%;
  transition: filter 0.3s ease;
}

.new-whitepaper-immer-design {
  max-width: 50%;
  margin-inline: auto;
}

.retail-whitepaper-cover:hover .cover-img {
  filter: blur(4px);
}

/* PDF button styling */
.pdf-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  cursor: pointer;
}
.new-pdf-whitepaper-btn {
  top: 45%;
}

.pdf-button img {
  width: 130px;
  transition: transform 0.3s ease;
}

/* Hover zoom icon */
.pdf-button:hover img {
  transform: scale(1.1);
}

/*  */
.whitepaper-pdf-download-btn {
  position: absolute;
  /* top: 65%;
  left: 50%; */
  top: 59%;
  left: 51%;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.whitepaper-pdf-download-btn:hover {
  transform: translateX(-50%) !important;
}

.retail-whitepaper-cover:hover .whitepaper-pdf-download-btn {
  opacity: 1;
}

.retail-whitepaper-cover:hover .whitepaper-pdf-icon {
  opacity: 1;
}

.whitepaper-pdf-icon {
  top: 65%;
  left: 50%;
  opacity: 0;
  transition: opacity 0.3s ease;
}

@media (max-width: 900px) {
  .pds-whitepaper-layout {
    /* grid-template-columns: 1fr; */
    display: flex;
    flex-direction: column;
    gap: 32px;
    padding-bottom: 40px;
  }
  .pds-whitepaper-toc {
    position: static;
    display: none;
  }
  .pds-whitepaper-models-grid {
    grid-template-columns: 1fr;
  }
  .pds-whitepaper-gap-metrics {
    grid-template-columns: 1fr 1fr;
  }
  .pds-whitepaper-wp-title {
    display: none;
  }
  .pds-whitepaper-chapter-nav {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 500px) {
  .whitepaper-pdf-download-btn {
    top: 75%;
  }
  .pds-whitepaper-lock-input-row {
    grid-template-columns: 1fr;
  }
  .pds-whitepaper-lock-preview-blur {
    padding: 20px 20px 150px;
  }
  .pds-whitepaper-lock-overlay {
    padding: 40px 20px 30px;
  }
  .pds-whitepaper-chapter-title {
    font-size: 28px;
  }
  .pds-whitepaper-section h2 {
    font-size: 24px;
  }
  .pds-whitepaper-key-stat {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .pds-whitepaper-signal-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .pds-whitepaper-next-chapter {
    grid-template-columns: 1fr;
  }
}

/* Signal cards (for pricing patterns) */
.pds-whitepaper-signals-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 24px 0;
}
.pds-whitepaper-signal-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 20px;
  padding: 20px 24px;
  background: var(--paper-2);
  border-radius: 12px;
  border: 1px solid var(--line);
  align-items: start;
}
.pds-whitepaper-signal-num {
  width: 45px;
  height: 45px;
  background: var(--brand);
  color: white;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800;
  font-size: 18px;
}
.pds-whitepaper-signal-num img{
  width: 30px;
  height: 30px;
}
.pds-whitepaper-signal-body h4 {
  font-size: 16px !important;
  font-weight: 700 !important;
  margin: 0 0 6px !important;
}

.pds-anchor-class {
  color: var(--brand);
  font-weight: 600;
}

.pds-whitepaper-section ul {
  padding-left: 22px;
  margin: 16px 0;
}

.pds-whitepaper-section ul li {
  margin-bottom: 10px;
  list-style: disc;
}