/* ============================================================
 * Case Study templates — styles for cs-* classes used inside
 * imported post_content from webfu.com case studies.
 * Samurai design tokens (coral/ink/bone) — not the original
 * Bootstrap-era Cherry theme aesthetic.
 * ============================================================ */

.cs-wrap { background: var(--wf-bone); color: var(--wf-ink); font-family: var(--wf-font-body); }
.cs-container { width: min(100% - 2rem, var(--wf-container)); margin-inline: auto; }
.cs-container-narrow { width: min(100% - 2rem, 780px); margin-inline: auto; }

/* Hero */
.cs-hero { padding: clamp(3rem, 8vw, 5rem) 0 2rem; background: var(--wf-bone); border-bottom: 1px solid rgba(14,14,18,0.08); }
.cs-hero-breadcrumb { font-family: var(--wf-font-mono); font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--wf-muted); margin-bottom: 2rem; }
.cs-hero-breadcrumb a { color: var(--wf-coral); text-decoration: none; }
.cs-hero-breadcrumb a:hover { text-decoration: underline; }
.cs-hero-top { display: grid; grid-template-columns: 1.6fr 1fr; gap: 3rem; align-items: start; }
.cs-hero-industry { font-family: var(--wf-font-mono); font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--wf-coral); margin-bottom: 1rem; }
.cs-hero-text h1 { font-family: var(--wf-font-display); font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.05; letter-spacing: -0.02em; font-weight: 800; margin: 0 0 1.25rem; color: var(--wf-ink); }
.cs-hero-subtitle { font-size: 1.0625rem; line-height: 1.6; color: var(--wf-muted); margin: 0; }
.cs-client-snapshot { background: var(--wf-ink); color: var(--wf-bone); padding: 1.75rem; border-radius: var(--wf-radius); display: grid; gap: 0.75rem; }
.cs-snapshot-label { font-family: var(--wf-font-mono); font-size: 0.6875rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--wf-coral); margin-bottom: 0.5rem; }
.cs-snapshot-row { display: block; line-height: 1.4; padding-bottom: 0.5rem; border-bottom: 1px solid rgba(247,245,240,0.1); }
.cs-snapshot-row:last-child { border-bottom: 0; padding-bottom: 0; }
.cs-snapshot-key { font-family: var(--wf-font-mono); font-size: 0.6875rem; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(247,245,240,0.55); }
.cs-snapshot-value { font-size: 0.9375rem; font-weight: 600; color: var(--wf-bone); }

/* Metrics bar */
.cs-metrics-bar { background: var(--wf-ink); color: var(--wf-bone); padding: 2.5rem 0; }
.cs-metrics-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; text-align: center; }
.cs-metric-item { padding: 0 1rem; }
.cs-metric-value { font-family: var(--wf-font-display); font-weight: 800; font-size: clamp(2rem, 4vw, 3rem); line-height: 1; color: var(--wf-coral); letter-spacing: -0.03em; margin-bottom: 0.375rem; }
.cs-metric-label { font-family: var(--wf-font-mono); font-size: 0.6875rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(247,245,240,0.7); }

/* Sections */
.cs-section { padding: clamp(3rem, 7vw, 5rem) 0; }
.cs-section-alt { background: #FBF9F4; }
.cs-section h2 { font-family: var(--wf-font-display); font-size: clamp(1.75rem, 3.5vw, 2.5rem); line-height: 1.15; font-weight: 800; letter-spacing: -0.02em; margin: 0 0 1.25rem; color: var(--wf-ink); }
.cs-section h3 { font-family: var(--wf-font-display); font-size: 1.25rem; font-weight: 700; margin: 0 0 0.625rem; color: var(--wf-ink); }
.cs-section p { font-size: 1.0625rem; line-height: 1.65; color: var(--wf-muted); margin-bottom: 1rem; }
.cs-section-label { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--wf-font-mono); font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--wf-coral); margin-bottom: 1.25rem; }
.cs-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--wf-coral); }
.cs-highlight { background: linear-gradient(transparent 62%, rgba(255,79,94,0.25) 62%); padding: 0 0.1em; font-weight: 600; color: var(--wf-ink); }

/* Challenge grid, results grid, more grid */
.cs-challenge-grid, .cs-results-grid, .cs-rankings-grid, .cs-more-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
.cs-challenge-card { background: var(--wf-bone); border: 1px solid rgba(14,14,18,0.1); padding: 1.5rem; border-radius: var(--wf-radius); }
.cs-challenge-card h3 { font-size: 1.125rem; margin-bottom: 0.5rem; }
.cs-challenge-card p { font-size: 0.9375rem; color: var(--wf-muted); margin: 0; }

/* Results */
.cs-result-card { background: var(--wf-bone); border: 1px solid rgba(14,14,18,0.1); padding: 2rem; border-radius: var(--wf-radius); text-align: center; }
.cs-result-value { font-family: var(--wf-font-display); font-weight: 800; font-size: 2.5rem; color: var(--wf-coral); line-height: 1; margin-bottom: 0.5rem; letter-spacing: -0.02em; }
.cs-result-label { font-family: var(--wf-font-mono); font-size: 0.75rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--wf-ink); margin-bottom: 0.5rem; }
.cs-result-detail { font-size: 0.9375rem; color: var(--wf-muted); }

/* Rankings grid */
.cs-ranking-item { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem 1rem; background: var(--wf-bone); border: 1px solid rgba(14,14,18,0.08); border-radius: var(--wf-radius-sm); }
.cs-ranking-keyword { font-size: 0.9375rem; color: var(--wf-ink); }
.cs-ranking-position { font-family: var(--wf-font-display); font-weight: 800; font-size: 1.25rem; color: var(--wf-coral); }

/* Timeline — vertical line with coral dots, prose stacked to the right */
.cs-strategy-timeline {
  margin-top: 2.5rem;
  padding-left: 1.75rem;
  border-left: 2px solid rgba(14,14,18,0.08);
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}
.cs-timeline-step {
  position: relative;
  padding-left: 0.25rem;
  display: flex;
  flex-direction: column;
}
.cs-timeline-dot {
  position: absolute;
  left: -2.4rem;
  top: 0.5rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--wf-coral);
  box-shadow: 0 0 0 4px var(--wf-bone), 0 0 0 6px rgba(14,14,18,0.08);
}
.cs-section-alt .cs-timeline-dot { box-shadow: 0 0 0 4px #FBF9F4, 0 0 0 6px rgba(14,14,18,0.08); }
.cs-timeline-phase {
  display: block;
  font-family: var(--wf-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--wf-coral);
  margin: 0 0 0.375rem;
}
.cs-timeline-step > h3 {
  margin: 0 0 0.625rem;
  font-size: 1.3125rem;
}
.cs-timeline-step > p {
  margin: 0;
  color: var(--wf-muted);
  line-height: 1.65;
}

/* Testimonial */
.cs-testimonial-section { background: var(--wf-ink); color: var(--wf-bone); padding: clamp(3rem, 6vw, 4rem) 0; }
.cs-testimonial-inner { max-width: 780px; margin-inline: auto; text-align: center; }
.cs-testimonial-quote { font-family: var(--wf-font-display); font-size: clamp(1.25rem, 2.5vw, 1.75rem); line-height: 1.4; font-weight: 400; color: var(--wf-bone); margin: 0 0 1.5rem; font-style: italic; }
.cs-testimonial-author { font-weight: 700; color: var(--wf-bone); }
.cs-testimonial-role { font-family: var(--wf-font-mono); font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--wf-coral); margin-top: 0.25rem; }

/* CTA */
.cs-cta-section { padding: clamp(3rem, 6vw, 4.5rem) 0; text-align: center; }
.cs-cta-section h2 { margin-bottom: 0.75rem; }
.cs-cta-sub { font-size: 1.0625rem; color: var(--wf-muted); margin-bottom: 1.75rem; }
.cs-cta-btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.9375rem 1.75rem; background: var(--wf-coral); color: var(--wf-bone); border-radius: var(--wf-radius-sm); font-family: var(--wf-font-display); font-weight: 700; text-decoration: none; transition: transform 150ms ease, background 150ms ease; }
.cs-cta-btn:hover { background: #ff3e4f; transform: translateY(-1px); color: var(--wf-bone); }

/* Related / more — defensive against wpautop injecting empty <p> siblings */
.cs-more-section { padding: clamp(2.5rem, 6vw, 4rem) 0; background: #FBF9F4; }
.cs-more-grid > p:empty,
.cs-more-grid > br { display: none; }
.cs-more-card { background: var(--wf-bone); border: 1px solid rgba(14,14,18,0.1); padding: 1.5rem; border-radius: var(--wf-radius); text-decoration: none; color: var(--wf-ink); transition: transform 150ms, box-shadow 150ms; display: block; }
.cs-more-card:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(14,14,18,0.08); }
.cs-more-card-industry { font-family: var(--wf-font-mono); font-size: 0.6875rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--wf-coral); margin-bottom: 0.5rem; }
.cs-more-card-name { font-family: var(--wf-font-display); font-weight: 700; font-size: 1.125rem; }

/* Mobile */
@media (max-width: 720px) {
  .cs-hero-top { grid-template-columns: 1fr; }
  .cs-metrics-inner { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
}