/* ================================================================
   CONTENT LAYOUT — shared by articles, toolkits, guides
   Two-column grid: sidebar chapter nav + main content
   ================================================================ */

:root { --content-width: 680px; }

/* GRID */

.content-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-20);
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(32px, 5vw, var(--space-16)) 24px 0;
}

/* SIDEBAR */

.content-sidebar {
  padding-top: 6px;
  padding-left: var(--space-6);
}

.content-nav {
  position: sticky;
  top: 84px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding-right: var(--space-4);
}

.content-nav-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
  padding-left: 14px;
}

.content-nav a:not(.content-back) {
  display: block;
  padding: 7px 12px 7px 14px;
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--text-tertiary);
  transition: color 0.15s ease, border-color 0.15s ease;
  border-left: 1.5px solid var(--border-subtle);
  border-radius: 0;
}

.content-nav a:not(.content-back):hover {
  color: var(--text-secondary);
}

.content-nav a:not(.content-back).active {
  color: var(--text-primary);
  font-weight: 500;
  border-left-color: var(--glossi-orange);
}

/* BACK LINK DIVIDER inside sidebar nav */

.content-nav .content-back {
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border-subtle);
}

/* MAIN */

.content-main {
  max-width: var(--content-width);
}

/* HEADER */

.content-header {
  padding-bottom: var(--space-12);
  margin-bottom: var(--space-12);
  border-bottom: 1px solid var(--border-bold);
}

.content-eyebrow {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--glossi-orange);
  margin-bottom: 20px;
}

.content-title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: clamp(26px, 4vw, 48px);
  line-height: 1.04;
  letter-spacing: -0.045em;
  color: var(--text-primary);
  margin-bottom: clamp(16px, 2vw, 24px);
}

.content-subtitle {
  font-size: 20px;
  line-height: 1.5;
  color: var(--text-secondary);
  font-weight: 400;
}

/* META & BYLINE */

.content-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-tertiary);
  margin-bottom: 20px;
}

.content-meta-sep {
  color: var(--text-muted);
  margin: 0 6px;
}

.content-byline {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  font-size: 14px;
  color: var(--text-tertiary);
  font-weight: 400;
}

.content-byline-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.content-byline-sep {
  color: var(--text-muted);
  margin: 0 1px;
}

.content-byline-linkedin {
  display: flex;
  margin-left: 2px;
  color: var(--text-muted);
  transition: color 0.15s ease;
}
.content-byline-linkedin:hover { color: var(--text-secondary); }
.content-byline-linkedin svg { width: 14px; height: 14px; }

/* BODY */

.content-body {
  padding-bottom: var(--space-20);
}

/* CTA BLOCK */

.cta-block {
  margin-top: var(--space-20);
  padding: var(--space-12) var(--space-10);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  text-align: center;
}

.cta-block h3 {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 20px;
  color: var(--text-primary);
  margin: 0 0 8px;
}

.cta-block > p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.5;
  margin-bottom: 24px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

/* RESPONSIVE */

@media (max-width: 1020px) {
  .content-layout {
    grid-template-columns: 1fr;
    gap: 0;
    padding-top: var(--space-8);
  }
  .content-sidebar { display: none; }
}

@media (max-width: 768px) {
  .content-header {
    padding-bottom: 32px;
    margin-bottom: 32px;
  }
  .content-title { font-size: 26px; }
  .content-subtitle { font-size: 16px; }
  .cta-block { padding: 32px 24px; }
  .cta-block .btn-lg { width: 100%; }
}