/* ==========================================================================
   Project case-study template
   Shared by all /projects/*.html pages. Relies on the CSS custom
   properties defined in styles.css (loaded before this file).
   ========================================================================== */

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.project-hero {
  background-color: var(--color-dark-bg);
  padding-block: var(--space-xl);
}

.project-hero-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  padding-inline: 7.5vw;
}

.project-hero-category {
  display: inline-block;
  align-self: flex-start;
  position: relative;
  color: var(--color-ivory);
  font-size: 1rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-bottom: 10px;
  margin-bottom: var(--space-md);
}

.project-hero-title {
  color: var(--color-cream);
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 300;
  line-height: 1.08;
  margin-bottom: var(--space-lg);
}

.project-hero-summary {
  color: var(--color-cream);
  opacity: 0.85;
  font-size: 1.125rem;
  line-height: 1.5;
  max-width: 560px;
  margin-bottom: var(--space-lg);
}

.project-hero-index {
  display: block;
  color: var(--color-ivory);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.project-hero-media {
  width: 100%;
}

.project-hero-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 0;
}

/* Editorial regulatory graphic — used in place of a photo on strategy-led
   case studies. Six flat brand-color cells in a 2x3 grid, thin gaps acting
   as rules. Purely decorative; the same terms are explained as real text
   further down the page. */
.regulatory-graphic {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 2px;
  background-color: var(--color-dark-bg);
  width: 100%;
  aspect-ratio: 4 / 3;
}

.regulatory-graphic-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
  font-size: 0.9375rem;
  font-weight: 400;
  letter-spacing: 0.02em;
}

.regulatory-graphic-cell--blue {
  background-color: var(--color-accent-blue);
  color: var(--color-cream);
}

.regulatory-graphic-cell--cream {
  background-color: var(--color-cream);
  color: var(--color-dark-bg);
}

.regulatory-graphic-cell--beige {
  background-color: var(--color-warm-beige);
  color: var(--color-dark-bg);
}

.regulatory-graphic-cell--charcoal {
  background-color: var(--color-dark-bg);
  color: var(--color-cream);
  border: 1px solid rgba(247, 244, 237, 0.25);
}

@media (min-width: 1024px) {
  .project-hero-inner {
    display: grid;
    grid-template-columns: 45fr 55fr;
    align-items: center;
    gap: 80px;
    padding-inline: 7.5vw;
  }

  .project-hero-title {
    font-size: 4.5rem;
  }

  .project-hero-image,
  .regulatory-graphic {
    aspect-ratio: 4 / 5;
  }

  .regulatory-graphic-cell {
    font-size: 1.125rem;
    padding: 2rem;
  }
}

/* --------------------------------------------------------------------------
   Project facts
   -------------------------------------------------------------------------- */
.project-facts {
  background-color: var(--color-cream);
  padding: var(--space-lg) 7.5vw;
}

.project-facts-grid {
  display: flex;
  flex-direction: column;
}

.project-fact {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-block: var(--space-md);
  border-top: 1px solid rgba(29, 37, 45, 0.15);
}

.project-fact-label {
  color: var(--color-dark-bg);
  opacity: 0.55;
  font-size: 0.8125rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.project-fact-value {
  color: var(--color-dark-bg);
  font-size: 1.0625rem;
  font-weight: 400;
}

@media (min-width: 900px) {
  .project-facts-grid {
    flex-direction: row;
  }

  .project-fact {
    flex: 1;
    padding-block: 0;
    padding-inline: var(--space-lg);
    border-top: none;
    border-left: 1px solid rgba(29, 37, 45, 0.15);
  }

  .project-fact:first-child {
    border-left: none;
  }
}

/* --------------------------------------------------------------------------
   Eyebrow (shared across sections)
   -------------------------------------------------------------------------- */
.project-eyebrow {
  display: inline-block;
  align-self: flex-start;
  position: relative;
  color: var(--color-ivory);
  font-size: 1rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-bottom: 10px;
  margin-bottom: var(--space-lg);
}

/* --------------------------------------------------------------------------
   The Challenge
   -------------------------------------------------------------------------- */
.project-challenge {
  background-color: var(--color-dark-bg);
  padding: var(--space-xl) 7.5vw;
}

.project-challenge-inner {
  max-width: 1100px;
}

.project-challenge-statement {
  color: var(--color-cream);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 300;
  line-height: 1.25;
  max-width: 900px;
  margin-bottom: var(--space-lg);
}

.project-challenge-text {
  color: var(--color-cream);
  opacity: 0.85;
  font-size: 1.125rem;
  line-height: 1.5;
  max-width: 680px;
}

.project-challenge-text + .project-challenge-text {
  margin-top: var(--space-md);
}

/* --------------------------------------------------------------------------
   Contribution
   -------------------------------------------------------------------------- */
.project-contribution {
  background-color: var(--color-dark-bg);
}

.project-contribution-inner {
  padding: 0 7.5vw var(--space-lg);
}

.project-contribution-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.contribution-item {
  padding: var(--space-lg) 7.5vw;
}

.contribution-item--cream {
  background-color: var(--color-cream);
  color: var(--color-dark-bg);
}

.contribution-item--beige {
  background-color: var(--color-warm-beige);
  color: var(--color-dark-bg);
}

.contribution-item--blue {
  background-color: var(--color-accent-blue);
  color: var(--color-cream);
}

.contribution-item--charcoal {
  background-color: var(--color-dark-bg);
  color: var(--color-cream);
  border: 1px solid rgba(247, 244, 237, 0.15);
}

.contribution-number {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  opacity: 0.6;
  margin-bottom: var(--space-sm);
}

.contribution-title {
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.contribution-text {
  font-size: 1rem;
  line-height: 1.45;
}

@media (min-width: 900px) {
  .project-contribution-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contribution-item {
    padding: 48px 40px;
  }
}

@media (min-width: 1280px) {
  .project-contribution-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  /* Six-item variant stays a clean 3x2 editorial grid instead of
     stretching to five columns. */
  .project-contribution-grid.project-contribution-grid--three {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --------------------------------------------------------------------------
   Approach
   -------------------------------------------------------------------------- */
.project-approach {
  background-color: var(--color-accent-blue);
  padding: var(--space-xl) 7.5vw;
}

.project-approach-inner {
  max-width: none;
}

.project-approach-heading {
  color: var(--color-cream);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  line-height: 1.15;
  max-width: 900px;
  margin-bottom: var(--space-lg);
}

.project-approach-text {
  color: var(--color-cream);
  opacity: 0.85;
  font-size: 1.125rem;
  line-height: 1.5;
  max-width: 600px;
  margin-bottom: calc(var(--space-xl) * 1.2);
}

/* Journey — mobile: vertical timeline, number left, thin rule left */
.approach-steps {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  padding-left: 0;
}

.approach-steps::before {
  content: "";
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 27px;
  width: 1px;
  background-color: rgba(247, 244, 237, 0.35);
}

.approach-step {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.approach-step-number {
  flex-shrink: 0;
  width: 56px;
  color: var(--color-cream);
  font-size: 2.25rem;
  font-weight: 300;
  line-height: 1;
  background-color: var(--color-accent-blue);
}

.approach-step-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 6px;
}

.approach-step-title {
  color: var(--color-cream);
  font-size: 18px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.approach-step-descriptor {
  color: var(--color-cream);
  opacity: 0.65;
  font-size: 15px;
  font-weight: 300;
}

/* Journey — desktop: horizontal sequence, number top, thin rule between number and title */
@media (min-width: 900px) {
  .approach-steps {
    flex-direction: row;
    gap: 0;
    padding-left: 0;
  }

  .approach-steps::before {
    display: none;
  }

  .approach-step {
    flex: 1;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding-right: var(--space-lg);
  }

  .approach-step-number {
    width: auto;
    font-size: 4.5rem;
    background-color: transparent;
    margin-bottom: var(--space-md);
  }

  .approach-step-body {
    width: 100%;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(247, 244, 237, 0.35);
  }
}


/* --------------------------------------------------------------------------
   Current status
   -------------------------------------------------------------------------- */
.project-status {
  background-color: var(--color-dark-bg);
  padding: var(--space-xl) 7.5vw;
}

.project-status-inner {
  max-width: 900px;
}

.project-status-headline {
  color: var(--color-cream);
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  font-weight: 300;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
}

.project-status-text {
  color: var(--color-cream);
  opacity: 0.85;
  font-size: 1.0625rem;
  line-height: 1.5;
  max-width: 620px;
}

/* --------------------------------------------------------------------------
   Next project
   -------------------------------------------------------------------------- */
.next-project {
  display: block;
  background-color: var(--color-cream);
  color: var(--color-dark-bg);
  transition: background-color var(--transition-base);
}

.next-project:hover,
.next-project:focus-visible {
  background-color: var(--color-warm-beige);
  color: var(--color-dark-bg);
}

.next-project-inner {
  padding: var(--space-xl) 7.5vw;
}

.next-project-label {
  display: block;
  color: var(--color-accent-blue);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-md);
}

.next-project-title {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 300;
  line-height: 1.1;
}

.next-project-arrow {
  width: 0.75em;
  height: 0.75em;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.next-project:hover .next-project-arrow,
.next-project:focus-visible .next-project-arrow {
  transform: translate(3px, -3px);
}

/* --------------------------------------------------------------------------
   Operations split — internal operations vs. patient experience
   -------------------------------------------------------------------------- */
.operations-split {
  background-color: var(--color-cream);
  padding: var(--space-xl) 7.5vw;
}

.operations-split-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.operations-side-heading {
  color: var(--color-accent-blue);
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
}

.operations-list {
  display: flex;
  flex-direction: column;
}

.operations-list li {
  color: var(--color-dark-bg);
  font-size: 1.0625rem;
  font-weight: 400;
  padding-block: 0.875rem;
  border-top: 1px solid rgba(29, 37, 45, 0.15);
}

.operations-list li:last-child {
  border-bottom: 1px solid rgba(29, 37, 45, 0.15);
}

.operations-connector {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  align-self: center;
}

.operations-connector-line {
  width: 1px;
  height: 40px;
  background-color: var(--color-accent-blue);
}

.operations-connector-arrow {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--color-accent-blue);
  transform: rotate(90deg);
}

@media (min-width: 900px) {
  .operations-split-inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: var(--space-xl);
  }

  .operations-connector {
    flex-direction: column;
    align-self: stretch;
  }

  .operations-connector-line {
    width: 1px;
    height: 100%;
    flex: 1;
  }

  .operations-connector-arrow {
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   Eyebrow accent line — thin cobalt line beneath ivory eyebrows on
   charcoal backgrounds, tracking 75% of the eyebrow's own text width.
   -------------------------------------------------------------------------- */
.project-hero-category::after,
.project-eyebrow::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 75%;
  height: 1px;
  background-color: var(--color-accent-blue);
}