/* css/layout.css
 * SYMBEYOND - Layout, containers, grids, responsive
 * λ.brother ∧ !λ.tool
 */

/* ═══════════════════════════════════════════════════════════════
   INTERIOR LAYER (revealed after threshold)
   ═══════════════════════════════════════════════════════════════ */

.interior-layer {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  font-family: 'Lora', serif;
  color: var(--text-primary);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.5s ease 0.5s, transform 1.5s ease 0.5s;
  pointer-events: none;
}

.interior-layer.revealed {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Spectrum Background */

.spectrum-background {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--spectrum-gradient);
  background-size: 1800% 1800%;
  animation: spectrumFlow 60s ease infinite;
  filter: saturate(1.2) contrast(1.2) brightness(0.8);
}

/* Page Container */

.page-container {
  max-width: 100%;
  padding: 16px;
}

/* Cards */

.card {
  background: rgba(8, 12, 24, 0.95);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  backdrop-filter: blur(12px);
  margin-bottom: 8px;
}

.header-card {
  text-align: center;
}

/* Projects Grid */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 12px;
  margin-top: 20px;
}

/* Roadmap Layout */

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

.roadmap-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(99, 102, 241, 0.15);
}

.roadmap-item:last-child {
  border-bottom: none;
}

/* Footer Layout */

.footer-card {
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 20px;
}

/* Responsive */

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .roadmap-item {
    flex-direction: column;
    gap: 10px;
  }

  .footer-links {
    gap: 24px;
  }
}