/* ==========================================================================
   SET DETECTOR (TIMELINE SETLIST)
   ========================================================================== */
.set-detector-section {
  padding: 6rem 2rem;
  background: radial-gradient(circle at center, rgba(168, 85, 247, 0.05) 0%, var(--bg-dark) 70%);
  position: relative;
}

.timeline-container {
  max-width: 600px;
  margin: 4rem auto 0;
  position: relative;
  padding-left: 2rem;
  border-left: 2px solid rgba(255, 0, 255, 0.2);
}

.timeline-track-card {
  background: rgba(20, 20, 20, 0.8);
  border: 1px solid rgba(255, 0, 255, 0.3);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-track-card:hover {
  transform: translateX(10px);
  box-shadow: 0 4px 25px rgba(255, 0, 255, 0.2);
  border-color: rgba(255, 0, 255, 0.6);
}

.timeline-node {
  position: absolute;
  left: -2.7rem;
  top: 1.5rem;
  width: 16px;
  height: 16px;
  background: var(--bg-dark);
  border: 2px solid var(--neon-pink);
  border-radius: 50%;
  box-shadow: 0 0 15px var(--neon-pink);
  animation: pulse-node 2s infinite;
}

@keyframes pulse-node {
  0% { box-shadow: 0 0 0 0 rgba(255, 0, 255, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(255, 0, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 0, 255, 0); }
}

.track-time {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--neon-pink);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.track-title {
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.track-artist {
  color: var(--text-secondary);
  font-size: 1rem;
}

.track-verified {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  background: rgba(0, 255, 0, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  border: 1px solid rgba(0, 255, 0, 0.3);
}

.track-verified svg {
  width: 14px;
  height: 14px;
  stroke: var(--neon-green);
}

.track-verified span {
  color: var(--neon-green);
  font-size: 0.8rem;
  font-weight: 600;
}

/* ==========================================================================
   UNIFIED ECOSYSTEM (PORTALS)
   ========================================================================== */
.ecosystem-section {
  padding: 6rem 2rem;
  background: var(--bg-dark);
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 4rem auto 0;
}

.ecosystem-card {
  background: rgba(20, 20, 20, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 2rem;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.ecosystem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--card-color), transparent);
}

.ecosystem-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.ecosystem-icon svg {
  stroke: var(--card-color);
}

.ecosystem-card h3 {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.ecosystem-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.mockup-preview {
  margin-top: 2rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #000;
  padding: 1rem;
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.mockup-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.mockup-line {
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  flex-grow: 1;
}

.mockup-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.mockup-box {
  height: 40px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}