:root {
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', sans-serif;

  /* Dark Theme Default */
  --bg-main: #090d16;
  --bg-alt: #0f1523;
  --bg-card: rgba(23, 32, 51, 0.7);
  --border: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(56, 189, 248, 0.4);
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  
  --accent: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.15);
  --accent-gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

[data-theme="light"] {
  --bg-main: #f8fafc;
  --bg-alt: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.9);
  --border: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(2, 132, 199, 0.4);
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-subtle: #94a3b8;
  
  --accent: #0284c7;
  --accent-glow: rgba(2, 132, 199, 0.1);
  --accent-gradient: linear-gradient(135deg, #0284c7 0%, #4f46e5 100%);
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Glassmorphism Classes */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
}

/* Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] .header {
  background: rgba(248, 250, 252, 0.85);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.brand-badge {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--accent-glow);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-focus);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 28px;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--accent);
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Lens Switcher */
.lens-switcher {
  display: flex;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  padding: 3px;
  border-radius: 20px;
}

.lens-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lens-btn.active {
  background: var(--accent);
  color: #090d16;
}

.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.icon-btn:hover {
  color: var(--text-main);
  border-color: var(--accent);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #090d16;
  border: none;
}

.btn-primary:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-main);
}

.btn-secondary:hover {
  border-color: var(--accent);
}

/* Hero Section */
.hero-section {
  padding: 80px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
  align-items: center;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--border-focus);
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 2.85rem;
  line-height: 1.15;
  letter-spacing: -1px;
  font-weight: 700;
  margin-bottom: 24px;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Executive Card */
.executive-card {
  padding: 36px;
}

.card-header-flex {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Executive Headshot Avatar Frame */
.avatar-frame {
  position: relative;
  width: 72px;
  height: 72px;
  min-width: 72px;
  border-radius: 50%;
  padding: 3px;
  background: var(--accent-gradient);
  box-shadow: 0 0 20px var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.avatar-frame:hover {
  transform: scale(1.04);
  box-shadow: 0 0 28px rgba(56, 189, 248, 0.35);
}

.executive-headshot {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 22%; /* Keeps the focal point aligned at eye level */
  background-color: var(--bg-main);
  display: block;
}

/* Ensure flex alignment stays crisp */
.card-header-flex {
  display: flex;
  align-items: center;
  gap: 18px;
}

.card-sub {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
}

.card-divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
}

.spec-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.spec-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.spec-item strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-subtle);
  letter-spacing: 0.5px;
}

.spec-item span {
  font-size: 0.9rem;
  color: var(--text-main);
  font-weight: 500;
}

.card-badges {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.micro-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-muted);
}

/* Stats Grid */
.stats-container {
  margin-top: 48px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 32px;
  gap: 24px;
}

.stat-box {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Sections */
.section {
  padding: 100px 0;
}

.bg-alt {
  background-color: var(--bg-alt);
}

.section-header {
  margin-bottom: 48px;
}

.section-header.text-center {
  text-align: center;
}

.section-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  letter-spacing: 1px;
  display: block;
  margin-bottom: 8px;
}

.section-heading {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 12px auto 0;
}

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

.lead-para {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-main);
  margin-bottom: 20px;
  line-height: 1.7;
}

.about-narrative p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.key-pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.pillar-item {
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.pillar-item i {
  font-size: 1.25rem;
  color: var(--accent);
  margin-bottom: 12px;
}

.pillar-item h4 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.pillar-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

.philosophy-card {
  padding: 40px;
  position: relative;
  border-left: 4px solid var(--accent);
}

.quote-icon {
  font-size: 2rem;
  color: var(--accent-glow);
  margin-bottom: 16px;
}

.philosophy-card blockquote {
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.7;
  color: var(--text-main);
  margin-bottom: 24px;
}

.author-meta strong {
  display: block;
  font-size: 0.95rem;
}

.author-meta span {
  font-size: 0.8rem;
  color: var(--accent);
}

/* Tabs */
.tab-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-btn:hover, .tab-btn.active {
  background: var(--accent);
  color: #090d16;
  border-color: var(--accent);
}

.tab-content-wrapper {
  padding: 48px;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.tab-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.tab-info h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.tab-info p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.check-list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 800;
}

.interactive-board-card {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 12px;
}

.board-sim-header {
  display: flex;
  justify-content: space-between;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.badge-live {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.85rem;
}

.identity-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--bg-card);
  margin-bottom: 8px;
  border-radius: 8px;
  font-size: 0.85rem;
}

.step-num {
  width: 24px;
  height: 24px;
  background: var(--accent);
  color: #090d16;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* Timeline */
.timeline-container {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.timeline-card {
  padding: 36px;
  position: relative;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 32px;
}

.timeline-badge-year {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
}

.role-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.role-title {
  font-size: 1.35rem;
}

.company-title {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

.scale-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: var(--accent-glow);
  color: var(--accent);
  border-radius: 20px;
  font-weight: 600;
}

.role-overview {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.role-bullets {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bullet-item {
  display: flex;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.bullet-item i {
  font-size: 0.7rem;
  color: var(--accent);
  margin-top: 6px;
}

/* Cards Grid */

/* 3-Across Grid Layout */
.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.article-card {
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
  border-radius: 14px;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

/* Scaled-down Banner Container */
.card-media {
  width: calc(100% + 40px);
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 14px 14px 0 0;
  margin: -20px -20px 16px -20px;
  border-bottom: 1px solid var(--border);
}

.card-banner {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.article-card:hover .card-banner {
  transform: scale(1.04);
}

.card-body {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.article-card h3 {
  font-size: 1.05rem;
  line-height: 1.35;
  margin-bottom: 10px;
  font-weight: 700;
}

.article-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
  flex-grow: 1;
}

.card-footer-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .cards-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .cards-grid-3 {
    grid-template-columns: 1fr;
  }
}

.read-time {
  color: var(--text-subtle);
}

.link-arrow {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.status-badge {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.75rem;
}

/* Header Split */
.header-split {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.ai-badge-callout {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--accent-glow);
  border: 1px solid var(--border-focus);
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
}

/* Community Grid */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.comm-card {
  padding: 28px;
  text-align: center;
}

.comm-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.comm-card h3 {
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.comm-role {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 12px;
}

.comm-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 40px;
  background: #05080f;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left h3 {
  font-size: 1.25rem;
}

.footer-left p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-sub {
  font-size: 0.75rem;
  color: var(--text-subtle);
}

.footer-right {
  text-align: right;
}

.footer-links {
  display: flex;
  gap: 20px;
  justify-content: flex-end;
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-subtle);
}

/* Responsive */
@media (max-width: 992px) {
  .hero-grid, .about-grid, .tab-grid {
    grid-template-columns: 1fr;
  }
  .timeline-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-menu {
    display: none;
  }
}