/* AI Systems & Workflows Styles - Light Mode */

:root {
  --color-light-bg: #ffffff;
  --color-light-sec: #f8fafc;
  --color-card-bg: #ffffff;
  --color-card-border: rgba(15, 23, 42, 0.08);
  --color-card-border-hover: rgba(0, 139, 155, 0.4);
  --accent-text: #008392; /* Accessible, high-contrast dark teal */
  --light-shadow: 0 10px 30px rgba(15, 23, 42, 0.03);
  --light-shadow-hover: 0 20px 45px rgba(0, 131, 146, 0.12);
  --font-family: 'Inter', sans-serif;
}

body.ai-systems-page {
  background-color: var(--color-light-bg);
  color: #1e293b;
  font-family: var(--font-family);
  overflow-x: hidden;
}

/* Page Hero customization - Cinematic dark header for particle visibility */
.ai-systems-page .page-hero {
  background-color: #080d1a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 12rem 0 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.ai-systems-page .page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.ai-systems-page .page-hero h1 {
  background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.75) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.ai-systems-page .page-hero p {
  color: #94a3b8;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.7;
  max-width: 75ch;
  margin: 0 auto 2.5rem;
}

/* Badges */
.system-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2rem;
}

/* Buttons */
.btn-cyan {
  background-color: var(--accent-primary);
  color: #0b1329;
  box-shadow: 0 4px 14px rgba(0, 229, 255, 0.3);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
}

.btn-cyan:hover {
  background-color: #ffffff;
  color: #080d1a;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: #ffffff;
  transform: translateY(-2px);
}

/* Sections */
.ai-section {
  padding: 8rem 0;
  position: relative;
}

.ai-section-title-wrap {
  text-align: center;
  margin-bottom: 5rem;
}

.ai-section-title-wrap h2 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.ai-section-title-wrap p {
  color: #475569;
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Engines Grid */
.engines-grid {
  display: flex;
  flex-direction: column;
  gap: 7rem;
}

.engine-row {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5rem;
  align-items: center;
}

.engine-row.reverse {
  grid-template-columns: 0.9fr 1.1fr;
}

.engine-visual {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06), 0 0 1px 1px rgba(15, 23, 42, 0.08);
  background: #f8fafc;
  aspect-ratio: 16 / 10;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease;
}

.engine-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

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

.engine-visual:hover {
  transform: translateY(-4px);
  box-shadow: var(--light-shadow-hover);
}

.engine-info {
  display: flex;
  flex-direction: column;
}

.engine-num {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--accent-text);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.engine-info h3 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.engine-info p {
  color: #334155;
  font-size: 1.1rem;
  line-height: 1.75;
  margin-bottom: 2rem;
}

.engine-features {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.engine-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: #475569;
  font-weight: 500;
}

.engine-features li svg {
  color: var(--accent-text);
  flex-shrink: 0;
}

/* Workflow Section styling - Light Mode */
.workflow-engineering-section {
  background: radial-gradient(circle at 80% 20%, rgba(0, 131, 146, 0.03) 0%, transparent 60%), #f8fafc;
  border-top: 1px solid rgba(15, 23, 42, 0.05);
  border-bottom: 1px solid rgba(15, 23, 42, 0.05);
}

.workflow-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 5rem;
  align-items: center;
}

.workflow-pipeline-visual {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.05), 0 0 1px 1px rgba(15, 23, 42, 0.08);
  background: #ffffff;
  aspect-ratio: 1 / 1;
}

.workflow-pipeline-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.workflow-cards-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.workflow-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 1rem;
  padding: 1.75rem;
  display: flex;
  gap: 1.5rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: var(--light-shadow);
}

.workflow-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background-color: var(--accent-text);
  transition: height 0.3s ease;
}

.workflow-card:hover {
  border-color: var(--color-card-border-hover);
  box-shadow: var(--light-shadow-hover);
  transform: translateX(6px);
}

.workflow-card:hover::before {
  height: 100%;
}

.workflow-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.75rem;
  background: rgba(0, 131, 146, 0.06);
  border: 1px solid rgba(0, 131, 146, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-text);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.workflow-card:hover .workflow-card-icon {
  background: var(--accent-text);
  color: #ffffff;
  box-shadow: 0 0 15px rgba(0, 131, 146, 0.25);
}

.workflow-card-content h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.5rem;
}

.workflow-card-content p {
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* Call to Action Section - Light Mode */
.cta-section {
  text-align: center;
  padding: 8rem 0;
  background: linear-gradient(to bottom, #ffffff 0%, #f8fafc 100%);
  position: relative;
}

.cta-box {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 2rem;
  border-radius: 1.5rem;
  background: radial-gradient(circle at top, rgba(0, 131, 146, 0.04) 0%, transparent 60%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: var(--light-shadow);
}

.cta-box h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 1.25rem;
  color: #0f172a;
}

.cta-box p {
  color: #475569;
  font-size: 1.15rem;
  margin: 0 auto 2.5rem;
  max-width: 60ch;
}

.cta-box .btn-cyan {
  background-color: var(--accent-text);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(0, 131, 146, 0.2);
}

.cta-box .btn-cyan:hover {
  background-color: #0f172a;
  color: #ffffff;
}

.cta-box .btn-outline-white {
  color: #0f172a;
  border-color: rgba(15, 23, 42, 0.25);
}

.cta-box .btn-outline-white:hover {
  background-color: rgba(15, 23, 42, 0.05);
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
}

/* Light Navigation overrides for ai-systems page */
.ai-systems-page nav.dark-nav {
  background: rgba(255, 255, 255, 0.85) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08) !important;
}

.ai-systems-page nav.dark-nav .logo span {
  color: var(--text-primary) !important;
}

.ai-systems-page nav.dark-nav .logo img {
  filter: none !important;
}

.ai-systems-page nav.dark-nav .nav-item {
  color: var(--text-secondary) !important;
}

.ai-systems-page nav.dark-nav .nav-item:hover {
  color: var(--accent-text) !important;
}

.ai-systems-page nav.dark-nav .mobile-menu-toggle {
  color: var(--text-primary) !important;
}

/* Responsive constraints */
@media (max-width: 992px) {
  .engine-row, .engine-row.reverse, .workflow-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .engine-row.reverse .engine-visual {
    order: -1;
  }
  .workflow-layout .workflow-pipeline-visual {
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 576px) {
  .engine-features {
    grid-template-columns: 1fr;
  }
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  .cta-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
}