@import url('../styles.css');

/* Case study page styles */
.case-study {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  font-family: 'DM Sans', sans-serif;
  color: var(--color-text-primary);
}

.back-button {
  display: inline-block;
  margin-bottom: 2rem;
  padding: 0.5rem 1rem;
  background-color: #1D9E75;
  color: white;
  text-decoration: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  transition: background-color 0.2s ease;
}

.back-button:hover {
  background-color: #178a63;
}

.case-study-header {
  margin-bottom: 2.5rem;
  border-bottom: 2px solid #1D9E75;
  padding-bottom: 1.5rem;
}

.case-study-subtitle {
  font-size: 16px;
  color: #1D9E75;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.case-study-title {
  font-family: 'Fraunces', serif;
  font-size: 42px;
  font-weight: 300;
  letter-spacing: -0.5px;
  color: var(--color-text-primary);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.case-study-meta {
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  color: var(--color-text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 0.75rem;
}

.case-study-section {
  margin-bottom: 2.5rem;
}

.case-study-section-title {
  font-family: 'Fraunces', serif;
  font-size: 24px;
  font-weight: 400;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
  border-left: 3px solid #1D9E75;
  padding-left: 0.75rem;
}

.overview-box {
  background: var(--color-background-secondary);
  border-left: 3px solid #1D9E75;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  border-radius: var(--border-radius-md);
  line-height: 1.7;
}

.overview-box p {
  margin-bottom: 1rem;
}

.overview-box p:last-child {
  margin-bottom: 0;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.highlight-card {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 1rem;
  transition: all 150ms ease;
}

.highlight-card:hover {
  border-color: #1D9E75;
  box-shadow: 0 4px 12px rgba(29, 158, 117, 0.1);
}

.highlight-label {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #1D9E75;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.highlight-text {
  font-size: 13px;
  color: var(--color-text-primary);
  line-height: 1.5;
}

.role-section {
  background: #F0F8F5;
  border-radius: var(--border-radius-md);
  padding: 1.5rem;
  margin-top: 1.5rem;
}

.role-section + .role-section {
  margin-top: 1rem;
}

.role-section h4 {
  font-size: 14px;
  color: #0F6E56;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.role-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.role-section li {
  font-size: 13px;
  color: var(--color-text-primary);
  padding-left: 20px;
  position: relative;
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.role-section li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: #1D9E75;
  font-weight: 600;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tech-badge {
  display: inline-block;
  background: #E1F5EE;
  color: #0F6E56;
  font-size: 11px;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-family: 'DM Mono', monospace;
  font-weight: 500;
}

.problem-solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.ps-card {
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
}

.ps-card.problem {
  background: #FFF7F0;
  border-left: 3px solid #E07B39;
}

.ps-card.solution {
  background: #F0F8F5;
  border-left: 3px solid #1D9E75;
}

.ps-card h4 {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.ps-card.problem h4 { color: #E07B39; }
.ps-card.solution h4 { color: #1D9E75; }

.ps-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ps-card li {
  font-size: 13px;
  color: var(--color-text-primary);
  padding-left: 16px;
  position: relative;
  margin-bottom: 0.4rem;
  line-height: 1.5;
}

.ps-card.problem li::before {
  content: "✕";
  position: absolute;
  left: 0;
  color: #E07B39;
  font-size: 10px;
  top: 2px;
}

.ps-card.solution li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #1D9E75;
  font-size: 10px;
  top: 2px;
}

.case-study-section .bullets {
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .case-study {
    padding: 2rem 1rem;
  }

  .case-study-title {
    font-size: 32px;
  }

  .case-study-section-title {
    font-size: 20px;
  }

  .highlights-grid {
    grid-template-columns: 1fr;
  }

  .problem-solution-grid {
    grid-template-columns: 1fr;
  }

  .back-button {
    padding: 0.75rem 1.25rem;
    font-size: 16px;
  }
}

@media (max-width: 600px) {
  .case-study {
    padding: 1.5rem 0.75rem;
  }

  .case-study-title {
    font-size: 28px;
  }

  .case-study-section-title {
    font-size: 18px;
  }

  .tech-badge {
    font-size: 12px;
    padding: 4px 8px;
  }

  .overview-box p {
    font-size: 16px;
    line-height: 1.6;
  }

  .back-button {
    padding: 0.8rem 1.5rem;
    font-size: 17px;
    margin-bottom: 1.5rem;
  }
}