/* --- ABOUT US STYLESHEET --- */

/* Asymmetric Hero Split Layout */
.about-hero {
  background-color: #f8fafc; /* Very light cool gray */
  border-bottom: 1px solid var(--border);
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}

.about-hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.hero-split-left {
  position: relative;
  z-index: 5;
}

.hero-split-left .breadcrumb {
  margin-bottom: 24px;
  color: var(--text-muted);
}

.hero-split-left .breadcrumb a {
  color: var(--text-muted);
  transition: var(--transition);
}

.hero-split-left .breadcrumb a:hover {
  color: var(--primary);
}

.hero-statement {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 24px;
}

.hero-statement .text-teal {
  color: var(--primary);
}

.accent-line {
  width: 60px;
  height: 4px;
  background-color: var(--primary);
  border-radius: 2px;
}

.hero-split-right {
  position: relative;
  width: 100%;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Pure CSS Abstract Circuit Vector Layout */
.circuit-grid-pattern {
  position: relative;
  width: 260px;
  height: 260px;
  background-color: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle, var(--border) 1px, transparent 1px),
    radial-gradient(circle, var(--border) 1px, transparent 1px);
  background-size: 20px 20px;
  background-position: 0 0, 10px 10px;
  opacity: 0.45;
  border-radius: 15px;
}

.circuit-line {
  position: absolute;
  background-color: var(--primary);
  opacity: 0.7;
}

.circuit-line.line-1 {
  top: 60px;
  left: 40px;
  width: 120px;
  height: 2px;
}

.circuit-line.line-2 {
  top: 60px;
  left: 160px;
  width: 2px;
  height: 100px;
}

.circuit-line.line-3 {
  top: 100px;
  left: 120px;
  width: 80px;
  height: 2px;
}

.circuit-line.line-4 {
  top: 100px;
  left: 120px;
  width: 2px;
  height: 100px;
}

.circuit-node {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--primary);
  border: 2px solid var(--bg-white);
  box-shadow: 0 0 8px rgba(0, 180, 198, 0.4);
  z-index: 2;
}

.circuit-node.node-1 {
  top: 56px;
  left: 36px;
}

.circuit-node.node-2 {
  top: 156px;
  left: 156px;
}

.circuit-node.node-3 {
  top: 96px;
  left: 196px;
}

.circuit-node.node-4 {
  top: 196px;
  left: 116px;
}

/* Narrative Timeline & Organics Stats */
.about-narrative-section {
  background-color: var(--bg-white);
  padding: 80px 0;
}

.narrative-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: start;
}

.narrative-content {
  display: flex;
  flex-direction: column;
}

.narrative-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--text-dark);
  margin-bottom: 40px;
}

.highlight-text {
  color: var(--primary);
  font-weight: 700;
}

/* Milestone Timeline Styling */
.milestone-timeline {
  position: relative;
  padding-left: 80px;
  margin-top: 10px;
}

.milestone-timeline::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 30px;
  width: 2px;
  height: calc(100% - 20px);
  background-color: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: -80px;
  width: 60px;
  top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.marker-year {
  background-color: var(--primary);
  color: var(--bg-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 12px;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0, 180, 198, 0.25);
  text-align: center;
  width: 100%;
}

.timeline-body h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.timeline-body p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Stats Highlight Box Layout */
.narrative-stats-column {
  width: 100%;
}

.dominant-stat-box {
  background-color: #f8fafc;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: sticky;
  top: 40px;
}

.dominant-stat-box .stat-number {
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.dominant-stat-box .stat-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-dark);
  margin-bottom: 30px;
}

.stats-sub-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
  gap: 16px;
  margin-bottom: 24px;
}

.sub-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sub-stat .sub-number {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-dark);
}

.sub-stat .sub-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

.sub-stat-footer {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Commitments Tabs Switcher Layout */
.about-commitments-section {
  padding: 80px 0;
}

.commitments-tab-container {
  margin-top: 48px;
}

.commitments-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
  flex-wrap: wrap;
}

.commitments-nav .tab-btn {
  background-color: transparent;
  border: none;
  padding: 16px 24px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  border-bottom: 3px solid transparent;
  display: flex;
  align-items: center;
  gap: 10px;
}

.commitments-nav .tab-btn i {
  font-size: 0.95rem;
}

.commitments-nav .tab-btn:hover {
  color: var(--text-dark);
}

.commitments-nav .tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-content-panels {
  background-color: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px;
  box-shadow: var(--shadow);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

.panel-inner-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 48px;
  align-items: center;
}

.panel-info h3 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.panel-info p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.panel-points {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-points li {
  font-size: 0.95rem;
  color: var(--text-dark);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
}

.panel-graphic {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  background-color: #f8fafc;
  border-radius: 12px;
  border: 1px solid var(--border);
  color: var(--primary);
}

.graphic-fallback {
  font-size: 4.5rem;
  opacity: 0.9;
  animation: float 4s ease-in-out infinite;
}

/* Animations */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- RESPONSIVE ABOUT REDESIGN --- */
@media (max-width: 992px) {
  .about-hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 24px;
  }
  
  .hero-split-left .breadcrumb {
    justify-content: center;
  }

  .hero-statement {
    font-size: 2.25rem;
  }

  .accent-line {
    margin: 0 auto;
  }

  .hero-split-right {
    height: auto;
  }

  .narrative-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .dominant-stat-box {
    position: static;
  }

  .panel-inner-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .panel-graphic {
    height: 160px;
    order: -1; /* Display icon above text on tablets */
  }
}

@media (max-width: 600px) {
  .hero-statement {
    font-size: 1.85rem;
  }

  .tab-content-panels {
    padding: 24px;
  }

  .commitments-nav .tab-btn {
    padding: 12px 16px;
    font-size: 0.9rem;
    flex: 1 1 calc(50% - 10px);
    justify-content: center;
  }
}