<div class="tl13-wrap">
  <div class="tl13-line" aria-hidden="true"></div>

  <div class="tl13-item">
    <div class="tl13-content">
      <p class="tl13-year">2018</p>
      <h3 class="tl13-heading">First Contact</h3>
      <p class="tl13-body">A small prototype quietly changed everything. What started as a weekend project became the foundation for something much larger.</p>
      <span class="tl13-tag">Origin</span>
    </div>
    <div class="tl13-dot-col"><div class="tl13-dot" aria-hidden="true"></div></div>
    <div class="tl13-empty"></div>
  </div>

  <div class="tl13-item">
    <div class="tl13-empty"></div>
    <div class="tl13-dot-col"><div class="tl13-dot" aria-hidden="true"></div></div>
    <div class="tl13-content">
      <p class="tl13-year">2019</p>
      <h3 class="tl13-heading">First Funding Round</h3>
      <p class="tl13-body">Series A closed at $4.2M. The team grew from 3 to 18 people over the following six months, fueling rapid product development.</p>
      <span class="tl13-tag">Growth</span>
    </div>
  </div>

  <div class="tl13-item">
    <div class="tl13-content">
      <p class="tl13-year">2021</p>
      <h3 class="tl13-heading">Global Expansion</h3>
      <p class="tl13-body">Operations extended to 12 countries. Localization teams established in EMEA, APAC, and LATAM markets.</p>
      <span class="tl13-tag">Scale</span>
    </div>
    <div class="tl13-dot-col"><div class="tl13-dot" aria-hidden="true"></div></div>
    <div class="tl13-empty"></div>
  </div>

  <div class="tl13-item">
    <div class="tl13-empty"></div>
    <div class="tl13-dot-col"><div class="tl13-dot" aria-hidden="true"></div></div>
    <div class="tl13-content">
      <p class="tl13-year">2023</p>
      <h3 class="tl13-heading">Product V3 Launch</h3>
      <p class="tl13-body">A full platform rearchitecture delivered 10× performance improvements and unlocked an entirely new category of enterprise clients.</p>
      <span class="tl13-tag">Milestone</span>
    </div>
  </div>

  <div class="tl13-item">
    <div class="tl13-content">
      <p class="tl13-year">2025</p>
      <h3 class="tl13-heading">IPO Filed</h3>
      <p class="tl13-body">With $120M ARR and 94% NRR, the company filed S-1 with an initial valuation range between $1.4B and $1.9B.</p>
      <span class="tl13-tag">Today</span>
    </div>
    <div class="tl13-dot-col"><div class="tl13-dot" aria-hidden="true"></div></div>
    <div class="tl13-empty"></div>
  </div>
</div>

.tl13-wrap {
  --tl13-bg:     #0a0a0a;
  --tl13-accent: #c8423a;
  background: var(--tl13-bg);
  padding: 2.5rem 1.5rem;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  font-family: 'Inter', system-ui, sans-serif;
}
.tl13-line {
  position: absolute;
  left: 50%;
  top: 2.5rem;
  bottom: 2.5rem;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(200,66,58,0.6) 10%,
    rgba(200,66,58,0.6) 90%,
    transparent
  );
  transform: translateX(-50%);
}
.tl13-item {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 0;
  align-items: start;
  margin-bottom: 3rem;
}
.tl13-item:last-child { margin-bottom: 0; }
.tl13-item:nth-child(odd of .tl13-item) .tl13-content { grid-column: 1; text-align: right; }
.tl13-item:nth-child(odd of .tl13-item) .tl13-empty   { grid-column: 3; }
.tl13-item:nth-child(even of .tl13-item) .tl13-empty  { grid-column: 1; }
.tl13-item:nth-child(even of .tl13-item) .tl13-content { grid-column: 3; text-align: left; }
.tl13-dot-col {
  grid-column: 2;
  display: flex;
  justify-content: center;
  padding-top: 0.6rem;
}
.tl13-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--tl13-accent);
  box-shadow:
    0 0 0 4px rgba(200,66,58,0.2),
    0 0 16px rgba(200,66,58,0.5);
}
.tl13-content { padding: 0 1.5rem; }
.tl13-year {
  font-family: ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--tl13-accent);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.tl13-heading {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem;
  line-height: 1.25;
}
.tl13-body {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
  margin: 0;
}
.tl13-tag {
  display: inline-block;
  margin-top: 0.7rem;
  font-family: ui-monospace, monospace;
  font-size: 10.5px;
  letter-spacing: 1px;
  padding: 0.2rem 0.55rem;
  border: 1px solid rgba(200,66,58,0.4);
  border-radius: 4px;
  color: var(--tl13-accent);
}
@media (max-width: 600px) {
  .tl13-line { left: 22px; }
  .tl13-item,
  .tl13-item:nth-child(odd of .tl13-item),
  .tl13-item:nth-child(even of .tl13-item) {
    grid-template-columns: 44px 1fr;
  }
  .tl13-item:nth-child(odd of .tl13-item) .tl13-content,
  .tl13-item:nth-child(even of .tl13-item) .tl13-content {
    grid-column: 2;
    text-align: left;
    padding: 0 0 0 0.5rem;
  }
  .tl13-dot-col { grid-column: 1; justify-content: flex-start; padding-left: 14px; }
  .tl13-empty { display: none; }
}