/* ==========================================================
   cases.css — Case Study Pages (GSI, Embrapa, SESI Lab, etc.)
   Dependencies: common.css variables & base
   ========================================================== */

/* ========== CASE HERO ========== */
.case-hero {
  background: var(--navy);
  padding: 100px 48px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.case-hero-bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}

.case-hero-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.45);
}

.case-hero-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.case-hero-tag {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 24px;
}

.case-hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.case-hero h1 em {
  font-style: normal;
  color: var(--lime);
}

.case-hero p {
  font-size: 17px;
  color: var(--gray-200);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.8;
}

.case-hero-microcopy {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  margin-top: 14px;
}

/* ========== CASE STATS (in-hero numbers) ========== */
.case-stats {
  background: transparent;
  padding: 24px 0;
  margin: 24px 0 0;
}

.case-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.case-stats-grid .stat-value {
  font-family: 'Montserrat', sans-serif;
  font-size: 32px;
  font-weight: 800;
  color: var(--lime);
  display: block;
}

.case-stats-grid .stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
}

/* ========== CASE RESUME / SUMMARY ========== */
.case-resume-meta {
  font-size: 13px;
  color: var(--gray-400);
  margin-bottom: 20px;
}

/* ========== CASE CHALLENGE / SOLUTION / RESULT ========== */
/* Uses .section and .section.alt from common.css -- no extra styles needed */

/* ========== CASE MICROCOPY ========== */
.case-microcopy {
  font-size: 13px;
  color: var(--g3);
  margin-top: 12px;
}

/* ========== FAQ TITLE & CTA (case pages) ========== */
.faq-title {
  text-align: center;
  margin-bottom: 40px;
}

.faq-cta {
  text-align: center;
  margin-top: 40px;
}

.faq-cta-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
}

/* ========== CASE MINI-FORM ========== */
.case-form {
  background: var(--navy);
  padding: 48px;
  border-bottom: 2px solid var(--lime);
}

.case-form-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.case-form h2 {
  font-family: 'Montserrat', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.case-form p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 24px;
}

.case-form form {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 12px;
  align-items: end;
}

.case-form input,
.case-form select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-family: 'Open Sans', sans-serif;
  font-size: 0.95rem;
  outline: none;
}

.case-form select {
  cursor: pointer;
  appearance: none;
  color: rgba(255, 255, 255, 0.6);
}

.case-form button[type="submit"] {
  padding: 12px 28px;
  background: var(--lime);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s var(--ease);
}

.case-form button[type="submit"]:hover {
  background: var(--lime-dark);
}

.case-form-privacy {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
  margin-top: 12px;
}

.case-form-privacy a {
  color: var(--lime);
  text-decoration: underline;
}

/* ========== RELATED PROJECTS GRID ========== */
.related-projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.related-project-card {
  display: block;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  text-decoration: none;
  color: inherit;
}

.related-project-card:hover {
  border-color: var(--lime);
  box-shadow: var(--shadow);
}

.related-project-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0;
}

.related-projects-link {
  text-align: center;
  margin-top: 24px;
}

.related-projects-link a {
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--lime);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .case-hero {
    padding: 72px 24px 56px;
  }

  .case-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .case-form {
    padding: 36px 24px;
  }

  .case-form form {
    grid-template-columns: 1fr;
  }
}