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

body {
  font-family: 'Inter', sans-serif;
  background: #ffffff;
  color: #111111;
}

.nav {
  display: flex;
  justify-content: space-between;
  padding: 40px 80px;
  font-size: 14px;
}

.nav a {
  text-decoration: none;
  color: #111111;
  margin-left: 24px;
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 2px;
  background: #0E1A2B;
  transition: width 0.3s ease;
}

.nav a:hover::after {
  width: 100%;
}

.hero {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding: 160px 80px;
  max-width: 1200px;
}

.hero-text {
  flex: 1;
}

.hero-space {
    flex: 1;
}

.hero h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 72px;
  font-weight: 600;
  line-height: 1.1;
}

.hero h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 48px;
  margin-top: 12px;
  position: relative;
  display: inline-block;
}

.hero h2::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: #0E1A2B;
  margin-top: 12px;
}

.hero-sub {
  margin-top: 16px;
  font-size: 20px;
  color: #6A6A6A;
}

.tech {
  margin-top: 32px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  color: #6A6A6A;
}

.about {
  display: flex;
  gap: 80px;
  padding: 160px 80px;
  max-width: 1200px;
}

.about-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #6A6A6A;
  width: 200px;
}

.about-content {
  flex: 1;
}

.about h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 40px;
  margin-bottom: 24px;
}

.about p {
  font-size: 18px;
  line-height: 1.6;
  max-width: 700px;
  margin-bottom: 32px;
}

.about-list {
  list-style: none;
}

.about-list li {
  margin-bottom: 12px;
  font-size: 16px;
}

.road {
  display: flex;
  gap: 80px;
  padding: 160px 80px;
  max-width: 1200px;
}

.road-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #6A6A6A;
  width: 200px;
}

.road-content {
  flex: 1;
}

.road-item {
  margin-bottom: 64px;
}

.road-item h4 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 28px;
  margin-bottom: 12px;
}

.road-item p {
  font-size: 17px;
  line-height: 1.6;
  max-width: 700px;
}

.lab {
  display: flex;
  gap: 80px;
  padding: 160px 80px;
  max-width: 1200px;
}

.lab-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #6A6A6A;
  width: 200px;
}

.lab-content {
  flex: 1;
}

.lab-project h4 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 28px;
  margin-bottom: 12px;
}

.lab-project p {
  font-size: 17px;
  line-height: 1.6;
  max-width: 700px;
  margin-bottom: 12px;
}

.lab-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: #6A6A6A;
}

.lab-links {
  margin-top: 16px;
}

.lab-links a {
  text-decoration: none;
  color: #111111;
  margin-right: 24px;
  position: relative;
  font-size: 15px;
}

.lab-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 2px;
  background: #0E1A2B;
  transition: width 0.3s ease;
}

.lab-links a:hover::after {
  width: 100%;
}

.system-overview {
  margin-top: 80px;
  text-align: center;
}

.system-overview h5 {
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 32px;
  color: #6A6A6A;
}

.system-diagram {
  display: inline-block;
  font-family: 'Inter', monospace;
  font-size: 14px;
  line-height: 2.4;
  color: #111;
  text-align: center;
}

.system-diagram .arrow {
  color: #0A1A3F; /* your deep navy accent */
  font-weight: 500;
}

.system-note {
  margin: 32px auto 0;
  max-width: 520px;
  font-size: 14px;
  color: #6A6A6A;
  line-height: 1.8;
}

@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero h1 {
    font-size: 48px;
  }

  .hero h2 {
    font-size: 32px;
  }
  .about {
  flex-direction: column;
  gap: 40px;
}
.road {
  flex-direction: column;
  gap: 40px;
}
.lab {
  flex-direction: column;
  gap: 40px;
}
}