/* ═══════════════════════════════════════════════════════════════════════
   CASE STUDY SINGLE PAGE
   Scoped to .is-case-study-page — loaded on singular case_study posts.
   Class prefix: css- (case study single)
   Depends on main.css variables: --fire, --ink, --chalk, --ff-head,
   --ff-body, --w, --r4, .wrap, .btn-ink, .reveal
═══════════════════════════════════════════════════════════════════════ */

/* ── Layout utility ──────────────────────────────────────────────────── */
.is-case-study-page .wrap {
  width: var(--w);
  margin: 0 auto;
}

/* ════════════════════════════════════════════════════════════════════════
   HERO SECTION
════════════════════════════════════════════════════════════════════════ */
.is-case-study-page .css-hero {
  background: var(--ink);
  padding: clamp(64px, 8vw, 100px) 0 clamp(52px, 6.5vw, 80px);
  position: relative;
  overflow: hidden;
}

/* Optional background image overlay */
.is-case-study-page .css-hero--has-img {
  background-image: var(--hero-img);
  background-size: cover;
  background-position: center;
}

.is-case-study-page .css-hero--has-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26, 22, 18, 0.92) 0%,
    rgba(26, 22, 18, 0.78) 100%
  );
  z-index: 0;
}

.is-case-study-page .css-hero .nb-breadcrumb {
  position: relative;
  z-index: 2;
  margin-bottom: 28px;
}

.is-case-study-page .css-hero-inner {
  position: relative;
  z-index: 1;
}

/* Hero meta: logo + tags row */
.is-case-study-page .css-hero-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.is-case-study-page .css-client-logo {
  max-width: 140px;
  max-height: 48px;
  object-fit: contain;
  object-position: left center;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

.is-case-study-page .css-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* Hero heading */
.is-case-study-page .css-h1 {
  font-family: var(--ff-head);
  font-size: clamp(1.9rem, 4vw, 3.2rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 18px;
  max-width: 820px;
}

.is-case-study-page .css-tagline {
  font-family: var(--ff-body);
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.62;
  max-width: 680px;
  margin: 0 0 36px;
}

/* ── Key metrics row in hero ─────────────────────────────────────────── */
.is-case-study-page .css-metrics {
  display: flex;
  gap: 0;
  margin-bottom: 32px;
  max-width: 620px;
}

.is-case-study-page .css-metric-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 24px;
  border-left: 3px solid var(--fire);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 0 6px 6px 0;
  margin-right: 12px;
}

.is-case-study-page .css-metric-item:last-child {
  margin-right: 0;
}

.is-case-study-page .css-metric-value {
  font-family: var(--ff-head);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 900;
  color: var(--fire);
  line-height: 1;
  letter-spacing: -0.03em;
}

.is-case-study-page .css-metric-label {
  font-family: var(--ff-body);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.48);
  line-height: 1.35;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Quick facts bar ─────────────────────────────────────────────────── */
.is-case-study-page .css-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  font-family: var(--ff-body);
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.42);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
}

.is-case-study-page .css-facts span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.is-case-study-page .css-facts strong {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
}

.is-case-study-page .css-facts a {
  color: var(--fire);
  text-decoration: none;
  font-weight: 600;
  transition: opacity 0.15s;
}

.is-case-study-page .css-facts a:hover {
  opacity: 0.8;
}

/* ════════════════════════════════════════════════════════════════════════
   BODY: TWO-COLUMN LAYOUT
════════════════════════════════════════════════════════════════════════ */
.is-case-study-page .css-body {
  background: var(--chalk);
  padding: clamp(56px, 7vw, 88px) 0;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: start;
}

@media (max-width: 1024px) {
  .is-case-study-page .css-body {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* ── Content column ──────────────────────────────────────────────────── */
.is-case-study-page .css-content {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ── Content sections ────────────────────────────────────────────────── */
.is-case-study-page .css-section {
  margin-bottom: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(26, 22, 18, 0.09);
}

.is-case-study-page .css-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.is-case-study-page .css-section-label {
  display: inline-block;
  font-family: var(--ff-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fire);
  background: rgba(240, 98, 12, 0.08);
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 14px;
}

.is-case-study-page .css-section-h2 {
  font-family: var(--ff-head);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.22;
  letter-spacing: -0.025em;
  margin: 0 0 18px;
  padding-left: 18px;
  border-left: 3px solid var(--fire);
}

.is-case-study-page .css-section-text {
  font-family: var(--ff-body);
  font-size: 1rem;
  color: rgba(26, 22, 18, 0.75);
  line-height: 1.78;
}

.is-case-study-page .css-section-text p {
  margin: 0 0 1em;
}

.is-case-study-page .css-section-text p:last-child {
  margin-bottom: 0;
}

/* Results section — highlighted background */
.is-case-study-page .css-section--results {
  background: rgba(240, 98, 12, 0.03);
  padding: 28px 28px 28px;
  border-radius: 10px;
  border: 1px solid rgba(240, 98, 12, 0.1);
  border-bottom: 1px solid rgba(240, 98, 12, 0.1);
}

.is-case-study-page .css-section--results .css-section-h2 {
  border-left-color: var(--fire);
}

/* Results inline metrics grid */
.is-case-study-page .css-results-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(240, 98, 12, 0.15);
}

@media (max-width: 600px) {
  .is-case-study-page .css-results-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}

.is-case-study-page .css-rm-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.is-case-study-page .css-rm-item strong {
  font-family: var(--ff-head);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 900;
  color: var(--fire);
  line-height: 1;
  letter-spacing: -0.02em;
}

.is-case-study-page .css-rm-item span {
  font-family: var(--ff-body);
  font-size: 0.75rem;
  color: rgba(26, 22, 18, 0.5);
  line-height: 1.35;
  font-weight: 500;
}

/* ── WP editor content ───────────────────────────────────────────────── */
.is-case-study-page .css-editor-content {
  font-family: var(--ff-body);
  font-size: 1rem;
  color: rgba(26, 22, 18, 0.75);
  line-height: 1.78;
}

.is-case-study-page .css-editor-content h2,
.is-case-study-page .css-editor-content h3 {
  font-family: var(--ff-head);
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-top: 1.6em;
}

.is-case-study-page .css-editor-content ul,
.is-case-study-page .css-editor-content ol {
  padding-left: 1.4em;
  margin-bottom: 1em;
}

.is-case-study-page .css-editor-content li {
  margin-bottom: 0.4em;
}

/* ── Testimonial blockquote ──────────────────────────────────────────── */
.is-case-study-page .css-testimonial {
  position: relative;
  background: var(--ink);
  border-radius: 12px;
  padding: 40px 40px 32px;
  margin: 0 0 48px;
  overflow: hidden;
}

.is-case-study-page .css-testimonial::before {
  content: '\201C';
  position: absolute;
  top: -10px;
  left: 24px;
  font-family: var(--ff-head);
  font-size: 120px;
  line-height: 1;
  color: var(--fire);
  opacity: 0.18;
  pointer-events: none;
  user-select: none;
}

.is-case-study-page .css-quote-text {
  font-family: var(--ff-head);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  font-style: italic;
  color: #fff;
  line-height: 1.58;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  position: relative;
  z-index: 1;
}

.is-case-study-page .css-quote-footer {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  z-index: 1;
}

.is-case-study-page .css-quote-footer strong {
  font-family: var(--ff-body);
  font-size: 0.9rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
}

.is-case-study-page .css-quote-footer span {
  font-family: var(--ff-body);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.42);
}

/* ════════════════════════════════════════════════════════════════════════
   SIDEBAR
════════════════════════════════════════════════════════════════════════ */
.is-case-study-page .css-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 32px;
}

@media (max-width: 1024px) {
  .is-case-study-page .css-sidebar {
    position: static;
  }
}

/* Sidebar card base */
.is-case-study-page .css-sidebar-card {
  background: var(--ink);
  border-radius: 12px;
  padding: 28px 26px;
  color: #fff;
}

.is-case-study-page .css-sidebar-card--light {
  background: #fff;
  border: 1.5px solid rgba(26, 22, 18, 0.09);
  color: var(--ink);
}

.is-case-study-page .css-sidebar-card h3 {
  font-family: var(--ff-head);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  line-height: 1.25;
}

.is-case-study-page .css-sidebar-card p {
  font-family: var(--ff-body);
  font-size: 0.88rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

.is-case-study-page .css-sidebar-card--light p {
  color: rgba(26, 22, 18, 0.55);
}

.is-case-study-page .css-sidebar-card--light h3 {
  color: var(--ink);
}

/* Related studies list */
.is-case-study-page .css-related-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.is-case-study-page .css-related-list li {
  border-bottom: 1px solid rgba(26, 22, 18, 0.07);
}

.is-case-study-page .css-related-list li:last-child {
  border-bottom: none;
}

.is-case-study-page .css-related-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  text-decoration: none;
  gap: 10px;
  transition: color 0.15s;
}

.is-case-study-page .css-related-list a:hover {
  color: var(--fire);
}

.is-case-study-page .css-related-list strong {
  font-family: var(--ff-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
  transition: color 0.15s;
}

.is-case-study-page .css-related-list a:hover strong {
  color: var(--fire);
}

.is-case-study-page .css-related-list span {
  font-family: var(--ff-head);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--fire);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ════════════════════════════════════════════════════════════════════════
   CTA SECTION (shared rules in case-studies.css, duplicated for safety)
════════════════════════════════════════════════════════════════════════ */
.is-case-study-page .cs-cta-section {
  background: var(--ink);
  padding: clamp(64px, 8vw, 96px) 0;
  text-align: center;
}

.is-case-study-page .cs-cta-inner {
  max-width: 620px;
  margin: 0 auto;
}

.is-case-study-page .cs-cta-h2 {
  font-family: var(--ff-head);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
}

.is-case-study-page .cs-cta-sub {
  font-family: var(--ff-body);
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.48);
  line-height: 1.72;
  margin: 0 0 32px;
}

/* ════════════════════════════════════════════════════════════════════════
   SHARED TAG STYLES (duplicated from case-studies.css for standalone use)
════════════════════════════════════════════════════════════════════════ */
.is-case-study-page .cs-tag {
  display: inline-block;
  font-family: var(--ff-body);
  font-size: 0.63rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 99px;
}

.is-case-study-page .cs-tag--industry {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
}

.is-case-study-page .cs-tag--service {
  background: rgba(240, 98, 12, 0.18);
  color: var(--fire);
}

.is-case-study-page .cs-tag--location {
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.45);
}

/* ════════════════════════════════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .is-case-study-page .css-metrics {
    flex-direction: column;
    gap: 12px;
    max-width: 100%;
  }

  .is-case-study-page .css-metric-item {
    margin-right: 0;
    flex-direction: row;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
  }

  .is-case-study-page .css-metric-value {
    font-size: 1.5rem;
    min-width: 60px;
  }

  .is-case-study-page .css-testimonial {
    padding: 28px 24px 24px;
  }

  .is-case-study-page .css-section--results {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .is-case-study-page .css-hero-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .is-case-study-page .css-results-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .is-case-study-page .css-facts {
    flex-direction: column;
    gap: 8px;
  }
}