/* ========================
   RIC Page — Page Banner
   ======================== */
.page-banner {
  position: relative;
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 72px;
}

.page-banner-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.page-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,40,80,0.72) 0%, rgba(0,60,120,0.52) 100%);
  z-index: 1;
}

.page-banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--spacing-xl) 20px;
}

.page-banner-content h1 {
  font-size: 42px;
  font-weight: 800;
  color: var(--bg-white);
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}

.page-banner-content p {
  font-size: 18px;
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--spacing-md);
  font-weight: 300;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.breadcrumb {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
}

.breadcrumb a {
  color: rgba(255,255,255,0.8);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--accent-yellow);
}

.breadcrumb span {
  margin: 0 8px;
}

.breadcrumb .current {
  color: var(--accent-yellow);
  font-weight: 600;
}

/* ========================
   Spec Section (First Screen)
   ======================== */
.spec-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

.spec-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

.spec-img {
  border-radius: var(--radius);
  width: 100%;
  object-fit: cover;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s ease;
}

.spec-img:hover {
  transform: scale(1.03);
}

.spec-img-full {
  grid-column: 1 / -1;
  aspect-ratio: 16/9;
}

.spec-img-half {
  aspect-ratio: 4/3;
}

/* Spec table in first screen */
.spec-first-table {
  overflow-x: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
}

.spec-first-table .spec-table {
  font-size: 16px;
}

.spec-first-table .spec-table th {
  padding: 14px 16px;
  font-size: 16px;
}

.spec-first-table .spec-table td {
  padding: 12px 16px;
}

/* ========================
   Highlighted Table Rows
   ======================== */
.row-highlight-excavator {
  background: rgba(0, 102, 204, 0.06);
  position: relative;
}

.row-highlight-loader {
  background: rgba(255, 185, 15, 0.08);
  position: relative;
}

.row-highlight-excavator:hover,
.row-highlight-loader:hover {
  background: rgba(0, 102, 204, 0.12);
}

.row-highlight-excavator::after,
.row-highlight-loader::after {
  content: attr(title);
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--primary-blue);
  color: var(--bg-white);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 10;
}

.row-highlight-loader::after {
  background: var(--accent-yellow);
  color: var(--text-primary);
}

.row-highlight-excavator:hover::after,
.row-highlight-loader:hover::after {
  opacity: 1;
}

/* ========================
   Alternating Gradient Sections
   ======================== */
.section-gradient-1 {
  background: var(--gradient-blue-soft);
}

.section-gradient-2 {
  background: var(--gradient-blue-alt);
}

.section-gradient-3 {
  background: var(--gradient-blue-muted);
}

.section-gradient-4 {
  background: var(--gradient-blue);
}

.section-gradient-5 {
  background: var(--gradient-steel);
}

/* ========================
   Content Sections
   ======================== */
.content-block {
  max-width: 900px;
  margin: 0 auto;
}

.content-block h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  line-height: 1.4;
}

.content-block h3 {
  font-size: 24px;
  font-weight: 600;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  color: var(--primary-blue);
}

.content-block p {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

.content-block ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--spacing-sm);
}

.content-block ul li {
  position: relative;
  padding-right: 28px;
  margin-bottom: var(--spacing-xs);
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.content-block ul li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: 0;
  top: 4px;
  color: var(--primary-blue);
  font-size: 14px;
}

/* Two-column content with image */
.content-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.content-split-reverse {
  direction: ltr;
}

.content-split-reverse .content-text {
  direction: rtl;
  text-align: right;
}

.content-split img {
  border-radius: var(--radius);
  width: 100%;
  box-shadow: var(--shadow-md);
}

.content-text h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  line-height: 1.4;
}

.content-text h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-blue);
}

.content-text p {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

.content-text ul {
  list-style: none;
  padding: 0;
}

.content-text ul li {
  position: relative;
  padding-right: 28px;
  margin-bottom: var(--spacing-xs);
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.content-text ul li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: 0;
  top: 4px;
  color: var(--primary-blue);
  font-size: 14px;
}

/* Inline stats row */
.stats-row {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

.stat-box {
  flex: 1;
  min-width: 160px;
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.stat-box .stat-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary-blue);
  line-height: 1.2;
}

.stat-box .stat-label {
  font-size: 16px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ========================
   Projects / Countries Tags
   ======================== */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.tag-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-white);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.tag-item i {
  color: var(--primary-blue);
  font-size: 14px;
}

/* ========================
   Case Study Cards
   ======================== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.case-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: transform var(--transition), box-shadow var(--transition);
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.case-card-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.case-card-body {
  padding: var(--spacing-md);
}

.case-card-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.case-card-body p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-xs);
}

.case-card-tags {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.case-tag {
  background: var(--bg-light);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 14px;
  color: var(--primary-blue);
  font-weight: 600;
}

/* ========================
   FAQ / Schema Section
   ======================== */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-white);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-sm);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  overflow: hidden;
}

.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  cursor: pointer;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  transition: background var(--transition);
}

.faq-q:hover {
  background: rgba(0,102,204,0.04);
}

.faq-q i {
  transition: transform var(--transition);
  color: var(--primary-blue);
}

.faq-item.open .faq-q i {
  transform: rotate(180deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-a {
  max-height: 600px;
}

.faq-a-inner {
  padding: 0 var(--spacing-md) var(--spacing-md);
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ========================
   Responsive
   ======================== */
@media (max-width: 1024px) {
  .spec-hero {
    grid-template-columns: 1fr;
  }

  .content-split {
    grid-template-columns: 1fr;
  }

  .content-split-reverse {
    direction: rtl;
  }

  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .content-block h2,
  .content-text h2 {
    font-size: 30px;
  }
}

@media (max-width: 640px) {
  .page-banner {
    min-height: 280px;
    margin-top: 60px;
  }

  .page-banner-content h1 {
    font-size: 28px;
  }

  .spec-images {
    grid-template-columns: 1fr;
  }

  .spec-img-full {
    grid-column: auto;
  }

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

  .stats-row {
    flex-direction: column;
  }

  .stat-box {
    min-width: auto;
  }

  .content-block h2,
  .content-text h2 {
    font-size: 26px;
  }

  .content-block p,
  .content-text p,
  .content-block ul li,
  .content-text ul li {
    font-size: 16px;
  }
}