/* Navigation */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  height: 70px;
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
}

.logo {
  font-weight: 600;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.8px;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s;
}

.logo:hover { opacity: 0.8; }

.logo-text {
  background: linear-gradient(to right, #fff 20%, #94949e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-text .quant { font-weight: 700; }
.logo-text .synth { font-weight: 400; }

.logo img {
  height: 36px;
  width: 36px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text-primary); }

/* Hero Section */
.hero {
  padding: 160px 5% 100px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 15, 15, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-bright);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 30px;
  animation: fadeInUp 0.6s ease;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 28px;
  background: linear-gradient(to bottom, #fff 30%, #888 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero p {
  font-size: 1.3rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 50px;
  line-height: 1.6;
  animation: fadeInUp 0.6s ease 0.2s backwards;
}

/* Large content sections */
.comparison-section {
  margin-top: 120px;
  padding-top: 80px;
  border-top: 1px solid var(--border);
}

.comparison-header {
  text-align: center;
  margin-bottom: 50px;
}

.comparison-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.comparison-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
}