/* ============================================================
   CASES PAGE — ENHANCED VISUAL DESIGN
   ============================================================ */

/* Hero Section */
.cases-hero {
  position: relative;
  padding: 80px 0 60px;
  overflow: hidden;
}

.cases-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(45, 125, 210, .08), transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(244, 196, 48, .1), transparent 40%),
    radial-gradient(ellipse at 50% 100%, rgba(27, 58, 107, .05), transparent 50%);
  z-index: 0;
}

.cases-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.cases-hero-content h1 {
  max-width: 16ch;
  letter-spacing: -.04em;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cases-hero-content .lead {
  text-align: center;
  max-width: 56ch;
}

.cases-hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 28px;
  width: 100%;
  max-width: 720px;
}

.cases-hero-stat {
  padding: 20px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 8px 28px rgba(27, 58, 107, .06);
  text-align: center;
  transition: transform .2s ease, box-shadow .2s ease;
}

.cases-hero-stat:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(27, 58, 107, .1);
}

.cases-hero-stat strong {
  display: block;
  font: 800 1.5rem 'Plus Jakarta Sans', sans-serif;
  color: var(--navy);
  line-height: 1.1;
}

.cases-hero-stat span {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

/* Cases Grid */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* Enhanced Case Cards */
.case-card-enhanced {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 12px 40px rgba(27, 58, 107, .06);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  overflow: hidden;
}

.case-card-enhanced::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--navy), var(--blue), var(--gold));
  opacity: 0;
  transition: opacity .25s ease;
}

.case-card-enhanced:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 60px rgba(27, 58, 107, .12);
  border-color: rgba(45, 125, 210, .2);
}

.case-card-enhanced:hover::before {
  opacity: 1;
}

.case-card-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.case-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.case-market {
  margin: 0;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 700;
}

.case-headline {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--navy);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
}

/* Metrics Row */
.case-metrics-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.case-metric {
  padding: 16px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(27, 58, 107, .03), rgba(45, 125, 210, .05));
  border: 1px solid rgba(27, 58, 107, .06);
  text-align: center;
  transition: background .2s ease;
}

.case-card-enhanced:hover .case-metric {
  background: linear-gradient(135deg, rgba(27, 58, 107, .05), rgba(45, 125, 210, .08));
}

.case-metric-value {
  display: block;
  font: 800 1.35rem 'Plus Jakarta Sans', sans-serif;
  color: var(--navy);
  line-height: 1.1;
}

.case-metric-label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

/* Details / Strategy */
.case-details {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.case-details summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--navy);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color .2s ease;
  list-style: none;
}

.case-details summary::-webkit-details-marker {
  display: none;
}

.case-details summary::after {
  content: "↓";
  display: inline-block;
  transition: transform .2s ease;
  font-size: 14px;
}

.case-details[open] summary::after {
  transform: rotate(180deg);
}

.case-details summary:hover {
  color: var(--blue);
}

.case-details-content {
  padding-top: 12px;
}

.case-details-content p {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.case-details-content p:last-child {
  margin-bottom: 0;
}

/* Enhanced CTA */
.cases-cta {
  padding: 40px;
  border-radius: 28px;
  background: linear-gradient(135deg, var(--navy) 0%, #12284a 100%);
  color: #fff;
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.cases-cta::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -10%;
  width: 300px;
  height: 300px;
  border-radius: 999px;
  background: rgba(244, 196, 48, .12);
  filter: blur(60px);
}

.cases-cta::after {
  content: "";
  position: absolute;
  bottom: -40%;
  left: 10%;
  width: 200px;
  height: 200px;
  border-radius: 999px;
  background: rgba(45, 125, 210, .15);
  filter: blur(50px);
}

.cases-cta-content {
  position: relative;
  z-index: 1;
}

.cases-cta-content h2 {
  color: #fff;
  margin-bottom: 10px;
}

.cases-cta-content p {
  color: rgba(255, 255, 255, .8);
  margin: 0;
  max-width: 48ch;
}

.cases-cta .btn {
  position: relative;
  z-index: 1;
}

/* Responsive */
@media (max-width: 980px) {
  .cases-grid {
    grid-template-columns: 1fr;
  }
  .cases-hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .cases-hero {
    padding: 56px 0 40px;
  }
  .cases-hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .cases-hero-stat {
    padding: 16px 12px;
  }
  .cases-hero-stat strong {
    font-size: 1.25rem;
  }
  .case-card-enhanced {
    padding: 22px;
  }
  .cases-cta {
    flex-direction: column;
    align-items: flex-start;
    padding: 28px;
  }
}

@media (max-width: 520px) {
  .cases-hero-stats {
    grid-template-columns: 1fr 1fr;
  }
  .case-metrics-row {
    grid-template-columns: 1fr;
  }
}