/* Research sub-pages — v4 marketing layout (1320px) */

.v4-marketing-page .theory-container,
.v4-marketing-page .validation-container,
.v4-marketing-page .cases-container,
.v4-marketing-page .bibliography-container,
.v4-marketing-page .summary-container,
.v4-marketing-page .evidence-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 48px 48px 80px;
  font-family: var(--sans);
  line-height: 1.65;
  color: var(--ink);
}

/* ── Hero bands (full container width) ── */
.v4-marketing-page [class$="-hero"] {
  width: 100%;
  box-sizing: border-box;
  text-align: center;
  margin-bottom: 2.5rem;
  padding: 2.75rem 2rem;
  background: var(--navy);
  color: var(--on-navy);
  border-radius: var(--r);
  border: 1px solid var(--navy-line);
}

.v4-marketing-page [class$="-hero"] h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0 0 0.75rem;
  color: var(--on-navy);
}

.v4-marketing-page [class$="-hero"] p {
  font-size: 16px;
  line-height: 1.65;
  color: var(--on-navy-mute);
  max-width: 42em;
  margin: 0 auto;
}

.v4-marketing-page .summary-hero {
  padding: 3rem 2rem;
}

.v4-marketing-page .summary-hero h1 {
  font-size: clamp(2rem, 4.5vw, 2.75rem);
}

.v4-marketing-page .summary-hero p {
  font-size: 17px;
  max-width: 46em;
}

/* ── Content sections (match hero width) ── */
.v4-marketing-page .content-section,
.v4-marketing-page .evidence-section {
  width: 100%;
  box-sizing: border-box;
  margin-bottom: 1.75rem;
  background: var(--paper);
  padding: 2rem 2rem 1.75rem;
  border-radius: var(--r);
  border: 1px solid var(--rule);
  box-shadow: none;
}

.v4-marketing-page .content-section h2,
.v4-marketing-page .evidence-section h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  color: var(--navy);
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.v4-marketing-page .summary-container .content-section h2 {
  justify-content: center;
  text-align: center;
}

.v4-marketing-page .content-section h3,
.v4-marketing-page .evidence-section h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--navy);
  margin: 1.75rem 0 0.75rem;
}

.v4-marketing-page .summary-container .content-section h3 {
  font-size: 1.35rem;
  border-bottom: 1px solid var(--rule-soft);
  padding-bottom: 0.5rem;
}

.v4-marketing-page .content-section p,
.v4-marketing-page .evidence-section p {
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 1rem;
}

.v4-marketing-page .content-section ul,
.v4-marketing-page .content-section ol {
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

.v4-marketing-page .content-section li {
  margin-bottom: 0.45rem;
}

.v4-marketing-page .content-section li::marker {
  color: var(--gold-deep);
}

/* ── Sub-page navigation ── */
.v4-marketing-page .navigation {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--rule);
}

.v4-marketing-page .navigation .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 11px 20px;
  border-radius: var(--r-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0;
  text-transform: none;
  transition: background 0.14s ease, color 0.14s ease, border-color 0.14s ease;
}

.v4-marketing-page .navigation .nav-link.primary {
  background: var(--gold);
  color: var(--navy-deep);
  border: 1px solid var(--gold);
}

.v4-marketing-page .navigation .nav-link.primary:hover {
  background: var(--gold-deep);
  border-color: var(--gold-deep);
  color: #fff;
}

.v4-marketing-page .navigation .nav-link.secondary {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy);
}

.v4-marketing-page .navigation .nav-link.secondary:hover {
  background: var(--navy);
  color: var(--on-navy);
}

/* ── Theory page ── */
.v4-marketing-page .alignment-diagram {
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 1.75rem;
  margin: 1.5rem 0;
  text-align: center;
}

.v4-marketing-page .alignment-diagram h4 {
  font-family: var(--serif);
  color: var(--navy);
  font-weight: 700;
  margin: 0 0 1rem;
}

.v4-marketing-page .diagram-box {
  background: var(--paper);
  border: 1px solid var(--gold);
  border-radius: var(--r-sm);
  padding: 1rem;
  margin: 0.75rem 0;
  font-weight: 600;
  color: var(--navy);
}

.v4-marketing-page .vertical-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.v4-marketing-page .arrow {
  color: var(--gold-deep);
  font-size: 1.35rem;
  font-weight: 700;
}

.v4-marketing-page .horizontal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.v4-marketing-page .citation-box,
.v4-marketing-page .bibliography-entry {
  background: var(--cream);
  border-left: 3px solid var(--gold);
  padding: 1.15rem 1.25rem;
  margin: 1rem 0;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

.v4-marketing-page .citation-box h4 {
  font-family: var(--serif);
  color: var(--navy);
  font-weight: 700;
  margin: 0 0 0.65rem;
}

.v4-marketing-page .citation-box p,
.v4-marketing-page .bibliography-entry p {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
  line-height: 1.55;
  margin: 0;
  font-size: 15px;
}

.v4-marketing-page .key-concept {
  background: var(--navy);
  color: var(--on-navy);
  padding: 1.35rem 1.5rem;
  border-radius: var(--r);
  margin: 1.25rem 0;
  border: 1px solid var(--navy-line);
}

.v4-marketing-page .key-concept h4 {
  color: var(--gold);
  font-weight: 700;
  margin: 0 0 0.65rem;
  font-size: 1.05rem;
}

.v4-marketing-page .key-concept p {
  color: var(--on-navy);
  margin: 0;
}

/* ── Cases ── */
.v4-marketing-page .methodology-step {
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 1.15rem 1.25rem;
  margin: 1rem 0;
}

.v4-marketing-page .methodology-step h4 {
  font-family: var(--serif);
  color: var(--navy);
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.v4-marketing-page .methodology-step p {
  margin: 0 0 0.65rem;
}

.v4-marketing-page .methodology-step p:last-child {
  margin-bottom: 0;
}

/* ── Summary page ── */
.v4-marketing-page .research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.v4-marketing-page .research-item {
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 1.35rem;
  transition: border-color 0.14s ease;
}

.v4-marketing-page .research-item:hover {
  border-color: var(--gold);
}

.v4-marketing-page .research-item h4 {
  font-family: var(--serif);
  color: var(--navy);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.65rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.v4-marketing-page .research-item .citation {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
  line-height: 1.55;
  margin-bottom: 0.65rem;
  font-size: 14px;
}

.v4-marketing-page .research-item .description {
  color: var(--muted);
  margin-bottom: 0.65rem;
  font-size: 14.5px;
}

.v4-marketing-page .research-item .link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--navy);
  text-decoration: none;
  font-weight: 600;
  font-size: 13px;
}

.v4-marketing-page .research-item .link:hover {
  color: var(--gold-deep);
  text-decoration: underline;
}

.v4-marketing-page .expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.v4-marketing-page .expert-item {
  background: var(--navy);
  color: var(--on-navy);
  border-radius: var(--r);
  padding: 1.35rem;
  border: 1px solid var(--navy-line);
}

.v4-marketing-page .expert-item h4 {
  color: var(--on-navy);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.45rem;
}

.v4-marketing-page .expert-item .institution {
  color: var(--gold-soft);
  font-size: 13px;
  margin-bottom: 0.65rem;
  font-weight: 600;
}

.v4-marketing-page .expert-item .bio {
  color: var(--on-navy-mute);
  font-size: 14px;
  line-height: 1.55;
  margin-bottom: 0.65rem;
}

.v4-marketing-page .consulting-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.v4-marketing-page .consulting-item {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 1.25rem;
}

.v4-marketing-page .consulting-item h4 {
  font-family: var(--serif);
  color: var(--navy);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.45rem;
}

.v4-marketing-page .consulting-item .framework {
  color: var(--gold-deep);
  font-weight: 600;
  margin-bottom: 0.65rem;
  font-size: 13px;
}

.v4-marketing-page .consulting-item .description {
  color: var(--muted);
  margin-bottom: 0.65rem;
  font-size: 14px;
  line-height: 1.55;
}

.v4-marketing-page .synthesis-box {
  background: var(--navy);
  color: var(--on-navy);
  padding: 1.75rem;
  border-radius: var(--r);
  margin: 1.5rem 0;
  border: 1px solid var(--navy-line);
}

.v4-marketing-page .synthesis-box h3 {
  color: var(--gold) !important;
  border: 0 !important;
  margin: 0 0 0.75rem !important;
  font-size: 1.25rem !important;
}

.v4-marketing-page .synthesis-box p,
.v4-marketing-page .synthesis-box ul {
  color: var(--on-navy);
}

.v4-marketing-page .synthesis-box li {
  margin-bottom: 0.35rem;
}

/* ── Evidence map ── */
.v4-marketing-page .evidence-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-top: 0.85rem;
}

.v4-marketing-page .evidence-grid.construct-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.v4-marketing-page .evidence-card {
  background: var(--cream);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 1.15rem 1.25rem;
}

.v4-marketing-page .evidence-card h3 {
  font-family: var(--serif);
  margin: 0 0 0.35rem;
  color: var(--navy);
  font-size: 1rem;
  font-weight: 700;
}

.v4-marketing-page .evidence-card p {
  margin: 0;
  color: var(--ink);
  font-size: 14.5px;
}

.v4-marketing-page .evidence-meta {
  margin-top: 0.65rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.v4-marketing-page .evidence-actions {
  text-align: center;
  margin: 0.35rem 0 1.25rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
}

/* ── Research pills & cite module ── */
.v4-marketing-page .research-pill {
  display: inline-flex;
  align-items: center;
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px 3px;
  border-radius: var(--r-sm);
  line-height: 1.3;
  white-space: nowrap;
}

.v4-marketing-page .research-pill-peer {
  background: var(--strong-bg);
  color: var(--strong-fg);
}

.v4-marketing-page .research-pill-applied {
  background: var(--watch-bg);
  color: var(--watch-fg);
}

.v4-marketing-page .research-pill-neutral {
  background: var(--paper-2);
  color: var(--navy);
  border: 1px solid var(--rule);
}

.v4-marketing-page .research-btn-primary,
.v4-marketing-page .research-btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
}

.v4-marketing-page .research-btn-primary {
  background: var(--gold);
  color: var(--navy-deep);
  border: 1px solid var(--gold);
}

.v4-marketing-page .research-btn-primary:hover {
  background: var(--gold-deep);
  border-color: var(--gold-deep);
  color: #fff;
}

.v4-marketing-page .research-btn-secondary {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy);
}

.v4-marketing-page .research-btn-secondary:hover {
  background: var(--navy);
  color: var(--on-navy);
}

.v4-marketing-page .research-cite-module {
  margin-top: 2rem;
}

.v4-marketing-page .research-cite-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r);
  padding: 1.35rem 1.5rem;
}

.v4-marketing-page .research-cite-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
}

.v4-marketing-page .research-cite-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--navy);
  margin: 0;
}

.v4-marketing-page .research-cite-body,
.v4-marketing-page .research-cite-note {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0 0 0.65rem;
}

.v4-marketing-page .research-cite-body a {
  color: var(--navy);
}

.v4-marketing-page .research-cite-body a:hover {
  color: var(--gold-deep);
}

@media (max-width: 720px) {
  .v4-marketing-page .theory-container,
  .v4-marketing-page .validation-container,
  .v4-marketing-page .cases-container,
  .v4-marketing-page .bibliography-container,
  .v4-marketing-page .summary-container,
  .v4-marketing-page .evidence-container {
    padding: 28px 18px 56px;
  }

  .v4-marketing-page [class$="-hero"] {
    padding: 2rem 1.25rem;
  }

  .v4-marketing-page .content-section,
  .v4-marketing-page .evidence-section {
    padding: 1.35rem 1.15rem;
  }

  .v4-marketing-page .horizontal-grid,
  .v4-marketing-page .research-grid,
  .v4-marketing-page .expert-grid,
  .v4-marketing-page .consulting-grid,
  .v4-marketing-page .evidence-grid.construct-grid {
    grid-template-columns: 1fr;
  }

  .v4-marketing-page .navigation {
    flex-direction: column;
    align-items: stretch;
  }

  .v4-marketing-page .navigation .nav-link {
    justify-content: center;
  }
}