/* Projects listing and all project case-study pages. Loaded alongside core.css. */

.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  color: rgba(255,255,255,0.8);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: 13px 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.2);
  letter-spacing: 0.2px;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
}
/* =============================================
   PROJECT CASE STUDY PAGE
   ============================================= */
.case-page {
  background: var(--off-white);
}
.case-hero {
  background: var(--primary);
  padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-xl);
  position: relative;
  overflow: hidden;
}
.case-hero-photo {
  background-image:
    linear-gradient(90deg, rgba(10,46,74,0.96) 0%, rgba(10,46,74,0.86) 48%, rgba(10,46,74,0.42) 100%),
    var(--case-hero-image);
  background-size: cover;
  background-position: center;
}
.case-hero-inner {
  position: relative;
  max-width: 880px;
}
.case-back-link {
  display: inline-flex;
  color: rgba(255,255,255,0.72);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-md);
}
.case-back-link:hover {
  color: var(--white);
}
.case-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  line-height: 1.1;
  color: var(--white);
  max-width: 820px;
  margin-bottom: var(--space-md);
}
.case-hero p {
  color: var(--text-muted-dark);
  font-size: var(--text-md);
  line-height: 1.75;
  max-width: 720px;
}
.case-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}
.case-snapshot {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}
.case-snapshot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.case-snapshot-grid > div {
  padding: var(--space-sm) var(--space-md);
  border-right: 1px solid var(--border);
}
.case-snapshot-grid > div:last-child {
  border-right: 0;
}
.case-snapshot span {
  display: block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 5px;
}
.case-snapshot strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--primary);
  line-height: 1.35;
}
.case-two-col,
.case-solution,
.case-outcome-grid,
.case-final-cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--space-xl);
  align-items: start;
}
.case-copy p {
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: var(--space-md);
}
.case-copy p:last-child {
  margin-bottom: 0;
}
.case-section-head {
  max-width: 760px;
  margin-bottom: var(--space-lg);
}
.case-risk-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}
.case-risk-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  min-height: 260px;
}
.case-risk-card span {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  background: rgba(232,119,34,0.12);
  color: var(--accent);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: var(--space-sm);
}
.case-risk-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  line-height: 1.35;
  color: var(--primary);
  margin-bottom: 10px;
}
.case-risk-card p {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--text-secondary);
}
.case-photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}
.case-photo-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.case-photo-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--surface);
}
.case-photo-card figcaption {
  padding: var(--space-md);
}
.case-photo-card figcaption span {
  display: inline-block;
  background: rgba(10,46,74,0.07);
  color: var(--primary);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}
.case-photo-card.is-before figcaption span {
  background: rgba(120,40,30,0.09);
  color: #78321f;
}
.case-photo-card.is-after figcaption span {
  background: rgba(30,120,60,0.09);
  color: #1e7840;
}
.case-photo-card figcaption strong,
.case-photo-card figcaption em {
  display: block;
}
.case-photo-card figcaption strong {
  font-family: var(--font-display);
  color: var(--primary);
  font-size: var(--text-md);
  margin-bottom: 5px;
}
.case-photo-card figcaption em {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-style: normal;
  line-height: 1.65;
}
.case-metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-md);
}
.case-metric-strip > div {
  background: var(--primary);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.case-metric-strip strong,
.case-metric-strip span {
  display: block;
}
.case-metric-strip strong {
  color: var(--white);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1;
  margin-bottom: 7px;
}
.case-metric-strip span {
  color: var(--text-muted-dark);
  font-size: var(--text-xs);
  line-height: 1.45;
}
.case-solution-section {
  background: var(--primary);
}
.case-solution {
  align-items: center;
}
.case-solution-panel h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.18;
  color: var(--white);
  margin-bottom: var(--space-md);
}
.case-solution-panel p {
  color: var(--text-muted-dark);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}
.case-solution-panel p:last-child {
  margin-bottom: 0;
}
.case-route-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.22);
}
.case-route-step {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  background: var(--off-white);
}
.case-route-step.is-after {
  border-color: rgba(232,119,34,0.45);
  background: rgba(232,119,34,0.08);
}
.case-route-step span {
  display: block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.9px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 5px;
}
.case-route-step strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-md);
  color: var(--primary);
  margin-bottom: 5px;
}
.case-route-step em {
  display: block;
  font-style: normal;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--text-secondary);
}
.case-route-arrow {
  width: 2px;
  height: 32px;
  background: var(--accent);
  margin: 10px 0 10px var(--space-lg);
  position: relative;
}
.case-route-arrow::after {
  content: '';
  position: absolute;
  left: -5px;
  bottom: -1px;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
}
.case-outcome-list {
  display: grid;
  gap: var(--space-sm);
}
.case-outcome-list > div {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.case-outcome-list strong,
.case-outcome-list span {
  display: block;
}
.case-outcome-list strong {
  font-family: var(--font-display);
  color: var(--primary);
  margin-bottom: 4px;
}
.case-outcome-list span {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.65;
}
.case-final-cta {
  background: var(--primary);
  padding: var(--space-xl) 0;
}
.case-final-cta-inner {
  align-items: center;
}
.case-final-cta h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.2;
  color: var(--white);
  margin-bottom: var(--space-sm);
}
.case-final-cta p {
  color: var(--text-muted-dark);
  max-width: 650px;
}
@media (max-width: 980px) {
  .case-hero h1 {
    font-size: var(--text-2xl);
  }
  .case-snapshot-grid,
  .case-risk-grid,
  .case-photo-grid,
  .case-metric-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .case-two-col,
  .case-solution,
  .case-outcome-grid,
  .case-final-cta-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .case-snapshot-grid > div:nth-child(2n) {
    border-right: 0;
  }
}
@media (max-width: 640px) {
  .case-snapshot-grid > div {
    border-right: 0;
    border-top: 1px solid var(--border);
    padding: var(--space-sm) 0;
  }
  .case-snapshot-grid > div:first-child {
    border-top: 0;
  }
  .case-hero h1 {
    font-size: var(--text-xl);
  }
  .case-hero p {
    font-size: var(--text-base);
  }
  .case-route-card {
    padding: var(--space-md);
  }
}
/* Project case specs mirror product-page spec strips */
.case-snapshot {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: var(--space-md) 0;
}
.case-snapshot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.case-snapshot-grid > div {
  padding: var(--space-sm) var(--space-md);
  border-right: 1px solid var(--border);
  border-top: 0;
}
.case-snapshot-grid > div:last-child {
  border-right: 0;
}
.case-snapshot span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 5px;
  font-family: var(--font-display);
}
.case-snapshot strong {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
@media (max-width: 980px) {
  .case-snapshot-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .case-snapshot-grid > div:nth-child(2n) {
    border-right: 0;
  }
}
@media (max-width: 640px) {
  .case-snapshot-grid {
    grid-template-columns: 1fr;
  }
  .case-snapshot-grid > div {
    border-right: 0;
    border-top: 1px solid var(--border);
    padding: var(--space-sm) 0;
  }
  .case-snapshot-grid > div:first-child {
    border-top: 0;
  }
}

/* These 4 selectors used to share a compound rule with .projects-grid (core.css,
   multi-family) at this same breakpoint. Splitting styles.css by page family put
   .projects-grid's mobile override in core.css but left these projects-only
   classes' base (desktop) declarations in this file — since this file loads
   after core.css, its unconditional base rule was winning even on narrow
   viewports. Re-declared here, after the base rules, so the override applies
   within this file regardless of load order. */
@media (max-width: 640px) {
  .case-risk-grid,
  .case-photo-grid,
  .case-metric-strip {
    grid-template-columns: 1fr;
  }
  .case-hero {
    padding: calc(var(--nav-height) + var(--space-lg)) 0 var(--space-lg);
  }
}