/* ============================================================
   CSS Custom Properties
   ============================================================ */
:root {
  --color-bg-dark:      #0b0f1a;
  --color-bg-dark-2:    #111827;
  --color-bg-light:     #f8fafc;
  --color-bg-light-2:   #ffffff;
  --color-card-dark:    #1a2338;
  --color-card-light:   #ffffff;

  --color-accent:       #3b82f6;
  --color-accent-dark:  #1d4ed8;
  --color-accent-glow:  rgba(59, 130, 246, 0.15);

  --color-text-dark:    #0f172a;
  --color-text-mid:     #475569;
  --color-text-light:   #f1f5f9;
  --color-text-muted:   #64748b;
  --color-text-faint:   #94a3b8;

  --color-before:       #fee2e2;
  --color-before-text:  #991b1b;
  --color-after:        #dcfce7;
  --color-after-text:   #166534;

  --color-border-light: #e2e8f0;
  --color-border-dark:  rgba(255,255,255,0.08);

  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --shadow-card:  0 4px 24px rgba(0,0,0,0.12);
  --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.2);

  --max-width: 1200px;
  --section-pad: 120px;
  --section-pad-sm: 72px;
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

blockquote { margin: 0; }

/* ============================================================
   Utilities
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

.section-light { background-color: var(--color-bg-light); color: var(--color-text-dark); }
.section-dark  { background-color: var(--color-bg-dark);  color: var(--color-text-light); }
.section-navy  { background-color: #0d1b3e;               color: var(--color-text-light); }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
}
.section-dark .section-title {
  color: #edf3f8;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.reveal:nth-child(2) { transition-delay: 0.08s; }
.reveal:nth-child(3) { transition-delay: 0.16s; }
.reveal:nth-child(4) { transition-delay: 0.24s; }
.reveal:nth-child(5) { transition-delay: 0.32s; }
.reveal:nth-child(6) { transition-delay: 0.38s; }
.reveal:nth-child(7) { transition-delay: 0.44s; }
.reveal:nth-child(8) { transition-delay: 0.48s; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(59,130,246,0.4);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.06);
  transform: translateY(-1px);
}

.btn-outline-light {
  background: transparent;
  color: var(--color-text-light);
  border-color: rgba(255,255,255,0.25);
  font-size: 0.875rem;
  padding: 10px 20px;
}
.btn-outline-light:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

/* ============================================================
   Placeholder Visuals
   ============================================================ */
.placeholder-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 1.5px dashed rgba(148,163,184,0.35);
  border-radius: var(--radius-md);
  background: rgba(148,163,184,0.04);
  color: var(--color-text-faint);
  font-size: 0.8125rem;
  text-align: center;
  transition: border-color 0.2s;
}
.section-light .placeholder-visual,
.anchor-story .placeholder-visual {
  border-color: rgba(71,85,105,0.25);
  background: rgba(71,85,105,0.04);
  color: var(--color-text-mid);
}
.placeholder-visual:hover { border-color: var(--color-accent); }

.placeholder-icon { opacity: 0.45; }

/* ============================================================
   Navigation
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(11, 15, 26, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-dark);
  transition: background 0.3s;
}
.nav.scrolled {
  background: rgba(11, 15, 26, 0.95);
}

.nav-inner {
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-faint);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--color-text-light); }

.nav-cta {
  background: var(--color-accent) !important;
  color: #fff !important;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background 0.2s, transform 0.2s !important;
}
.nav-cta:hover {
  background: var(--color-accent-dark) !important;
  transform: translateY(-1px);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-faint);
  border-radius: 2px;
  transition: all 0.25s;
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-bg-dark);
  padding: 80px 32px 60px;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 80%);
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 65%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 860px;
}

.hero-eyebrow {
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

.hero-headline {
  font-size: clamp(2.75rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--color-text-light);
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 0 40px;
}

.hero-stat-number {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--color-text-light);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero-subline {
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  color: var(--color-text-faint);
  font-weight: 400;
  line-height: 1.6;
  margin-bottom: 48px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero-stat-divider {
  width: 1px;
  height: 56px;
  background: var(--color-border-dark);
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.35;
}
.hero-scroll-label {
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}
.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-text-faint), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.2); }
}

/* ============================================================
   Section: The Arc
   ============================================================ */
.arc {
  padding: var(--section-pad) 0;
}

.arc-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: stretch;
}

.arc-content {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.arc-paragraph {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-text-mid);
  margin-bottom: 28px;
}
.arc-paragraph:last-child { margin-bottom: 0; }

.arc-placeholder {
  aspect-ratio: 3/4;
  min-height: 360px;
}

.arc-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  display: block;
}

/* ============================================================
   Section: Numbers
   ============================================================ */
.numbers {
  padding: var(--section-pad) 0;
  background: var(--color-bg-dark-2);
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.number-item {
  background: var(--color-bg-dark-2);
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background 0.2s;
}
.number-item:hover { background: var(--color-card-dark); }

.number-value {
  font-size: clamp(2.5rem, 4vw, 3.75rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--color-accent);
  line-height: 1;
}

.number-desc {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-faint);
}


/* ============================================================
   Section: Trusted Anchor
   ============================================================ */
.anchor {
  padding: var(--section-pad) 0;
}

.anchor-quote {
  font-size: clamp(1.25rem, 2.2vw, 1.625rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-text-light);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 80px;
  padding: 40px;
  background: var(--color-card-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  position: relative;
}
.anchor-quote::before {
  content: '"';
  position: absolute;
  top: -24px;
  left: 40px;
  font-size: 6rem;
  color: var(--color-accent);
  font-family: Georgia, serif;
  line-height: 1;
  opacity: 0.2;
}

.anchor-stories {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.anchor-story {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 48px;
  align-items: center;
  padding: 40px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: var(--radius-lg);
}
.anchor-story:nth-child(even) { direction: rtl; }
.anchor-story:nth-child(even) > * { direction: ltr; }

.story-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 12px;
}

.story-body {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--color-text-mid);
}

.story-outcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 14px;
  padding: 40px 32px;
  background: #e8edf2;
  border: 1px solid rgba(15, 23, 42, 0.15);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  height: 100%;
}

.story-outcome-value {
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 900;
  color: var(--color-accent);
  line-height: 1;
  letter-spacing: -0.03em;
}

.story-outcome-label {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-mid);
  max-width: 180px;
}

/* ============================================================
   Section: Team Builder
   ============================================================ */
.team {
  padding: var(--section-pad) 0;
}

.team-stories {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 64px;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.team-story {
  padding: 28px 56px;
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-card-light);
  transition: background 0.2s;
}
.team-story:last-child { border-bottom: none; }
.team-story:hover { background: #f1f5f9; }

.team-story-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.team-story-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 28px;
}

.team-story-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 16px;
  align-items: center;
}

.team-story-step {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  background: #f1f5f9;
  align-self: stretch;
}

.team-story-step p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-text-mid);
}

.team-step-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-dark);
  margin-bottom: 8px;
}

.team-story-arrow {
  font-size: 1.5rem;
  color: var(--color-accent);
  font-weight: 300;
}

.team-footer {
  text-align: center;
  font-size: 1rem;
  font-style: italic;
  color: var(--color-text-mid);
  padding: 0 16px;
}

/* ============================================================
   Section: Leadership Philosophy
   ============================================================ */
.philosophy {
  padding: var(--section-pad) 0;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--color-border-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 64px;
}

.pillar {
  background: var(--color-card-dark);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background 0.2s;
}
.pillar:hover { background: #1f2d47; }

.pillar-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.pillar-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-light);
  line-height: 1.3;
}

.pillar-body {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #b0bece;
}

.pillar-practice {
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--color-text-faint);
  background: var(--color-card-dark);
  padding: 24px 40px;
  border-top: 1px solid var(--color-border-dark);
}

.philosophy-footer {
  text-align: center;
  font-size: 1rem;
  font-style: italic;
  color: var(--color-text-faint);
}

/* ============================================================
   Section: Writing
   ============================================================ */
.writing {
  padding: var(--section-pad) 0;
}

.writing-intro {
  font-size: 1.25rem;
  color: var(--color-text-mid);
  margin-bottom: 56px;
}

.writing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.article-card {
  display: block;
  background: var(--color-card-light);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.article-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.article-card-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.article-thumb {
  height: 160px;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.75rem;
  overflow: hidden;
}

.article-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.article-info {
  padding: 24px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.article-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.45;
}

.article-preview {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 8px 0 12px;
}

.article-link-label {
  font-size: 0.8125rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-top: auto;
}

.writing-more {
  text-align: center;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  padding: 96px 0 48px;
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border-dark);
}

.footer-cta {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-text-light);
  line-height: 1.35;
  max-width: 600px;
  margin-bottom: 48px;
}

.footer-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-bottom: 64px;
}

.footer-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-faint);
  transition: color 0.2s;
  padding: 8px 0;
}
.footer-link:hover { color: var(--color-text-light); }

.footer-cta-btn {
  display: inline-block;
  margin: 4px 0 48px;
  background: var(--color-accent);
  color: #fff;
  padding: 14px 36px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}
.footer-cta-btn:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

.footer-link-cta {
  background: var(--color-accent);
  color: #fff !important;
  padding: 10px 24px !important;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background 0.2s, transform 0.2s !important;
}
.footer-link-cta:hover {
  background: var(--color-accent-dark) !important;
  color: #fff !important;
  transform: translateY(-1px);
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* ============================================================
   Section: In Their Words
   ============================================================ */
.voices {
  padding: var(--section-pad) 0;
}

.voices-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  max-width: 820px;
  margin: 0 auto;
}

.voice-card {
  background: var(--color-card-light);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 52px 56px;
  box-shadow: var(--shadow-card);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: box-shadow 0.3s;
}
.voice-card:hover { box-shadow: var(--shadow-card-hover); }

.voice-open-quote {
  font-size: 8rem;
  line-height: 0.6;
  color: var(--color-accent);
  font-family: Georgia, serif;
  opacity: 0.15;
  position: absolute;
  top: 40px;
  left: 48px;
  pointer-events: none;
  user-select: none;
}

.voice-quote {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-mid);
  position: relative;
  z-index: 1;
}

.voice-attribution {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-light);
  margin-top: 4px;
}

.voice-attribution-main {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.voice-name {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text-dark);
}

.voice-title {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.voice-context {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

/* When multiple cards are added, switch to 2-column */
.voices-grid:has(.voice-card:nth-child(2)) {
  grid-template-columns: repeat(2, 1fr);
  max-width: var(--max-width);
}
.voices-grid:has(.voice-card:nth-child(2)) .voice-card:only-child,
.voices-grid:has(.voice-card:nth-child(3)) {
  grid-template-columns: repeat(3, 1fr);
  max-width: var(--max-width);
}

/* ============================================================
   Timeline (Arc section)
   ============================================================ */
.timeline {
  margin-top: 72px;
  position: relative;
}

.timeline-track {
  position: relative;
  height: 2px;
  margin: 16px 0;
  background: linear-gradient(90deg, var(--color-border-light) 0%, var(--color-accent) 60%);
}
.timeline-track::after {
  content: '';
  position: absolute;
  right: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 9px solid var(--color-accent);
}

.timeline-nodes {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}

.timeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.timeline-node-visual {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  text-align: center;
  padding: 8px;
  overflow: hidden;
}
.timeline-node-visual:not(.timeline-node-logo):has(.timeline-node-img) { padding: 0; }
.timeline-node-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-sm);
}
.timeline-node-logo {
  background: #fff;
  border: 1px solid var(--color-border-light);
  padding: 4px 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.timeline-node-logo-dark {
  background: #1a2338;
  border-color: #1a2338;
}
.timeline-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 0;
}

.timeline-label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text-dark);
  text-align: center;
}
.timeline-sublabel {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.4;
}

/* ============================================================
   Section: Proof of Work
   ============================================================ */
.proof {
  padding: var(--section-pad) 0;
}

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

.proof-card {
  background: var(--color-card-light);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s, transform 0.3s, border-color 0.3s;
}
.proof-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.proof-visual {
  aspect-ratio: 16/9;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.7rem;
  text-align: center;
  padding: 16px;
}
.proof-visual-video {
  background: linear-gradient(135deg, rgba(59,130,246,0.06), rgba(59,130,246,0.02));
}
.proof-visual:has(.proof-media) {
  padding: 0;
  overflow: hidden;
}
.proof-media {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.proof-visual-diagram {
  background: #fff;
  padding: 16px;
}
.proof-visual-diagram .proof-media {
  object-fit: contain;
}

.proof-info {
  padding: 24px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.proof-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.proof-problem {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.45;
  font-style: italic;
}

.proof-outcome {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-mid);
  flex: 1;
}

.proof-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 4px;
}
.proof-stack span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  padding: 2px 9px;
  border-radius: 4px;
  background: rgba(59,130,246,0.08);
  color: var(--color-accent);
  border: 1px solid rgba(59,130,246,0.18);
  letter-spacing: 0.04em;
}

.proof-btn {
  align-self: flex-start;
  margin-top: 6px;
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-text-dark);
  border: 2px solid var(--color-border-light);
  font-size: 0.875rem;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
  display: inline-flex;
  align-items: center;
}
.btn-outline-dark:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  :root { --section-pad: 96px; }

  .numbers-grid    { grid-template-columns: repeat(2, 1fr); }
  .numbers-grid .number-item:last-child:nth-child(odd) { grid-column: span 2; }
  .philosophy-grid { grid-template-columns: 1fr; }

  .arc-layout { grid-template-columns: 1fr; }
  .arc-placeholder { aspect-ratio: 16/7; min-height: 240px; }

  .timeline-nodes { grid-template-columns: repeat(3, 1fr); }
  .timeline-track { left: calc(16.67% + 16px); right: calc(16.67% + 16px); }
}

@media (max-width: 768px) {
  :root { --section-pad: var(--section-pad-sm); }

  .container { padding: 0 20px; }

  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--color-bg-dark);
    border-bottom: 1px solid var(--color-border-dark);
    padding: 20px 24px 28px;
    gap: 16px;
    z-index: 99;
  }

  .hero-br { display: none; }
  .hero-stats { flex-direction: column; gap: 24px; }
  .hero-stat { padding: 0; }
  .hero-stat-divider { display: none; }

  .proof-grid   { grid-template-columns: 1fr; }
  .writing-grid { grid-template-columns: 1fr; }

  .timeline-nodes { grid-template-columns: 1fr 1fr; gap: 12px; }
  .timeline-track { display: none; }
  .timeline { margin-top: 48px; }

  .anchor-story {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .anchor-story:nth-child(even) { direction: ltr; }

  .team-story { padding: 36px 24px; }
  .team-story-row { grid-template-columns: 1fr; gap: 20px; }
  .team-story-arrow { display: none; }

  .footer-cta { font-size: 1.5rem; }
  .footer-links { gap: 6px 16px; }

  .section-title { margin-bottom: 40px; }
}

@media (max-width: 480px) {
  .voice-card { padding: 36px 28px; }
  .hero { padding: 100px 20px 60px; }
  .hero-headline { font-size: 2.25rem; }
  .hero-stat-number { font-size: 2rem; }
  .numbers-grid { grid-template-columns: 1fr 1fr; }
  .number-item { padding: 32px 20px; }
  .number-value { font-size: 2.25rem; }
  .proof-grid { grid-template-columns: 1fr; }
  .pillar { padding: 36px 28px; }
  .anchor-quote { padding: 28px; font-size: 1.1rem; }
  .timeline-nodes { grid-template-columns: 1fr; }
}