:root {
  color-scheme: dark;
}

body.qcr-surface {
  background-color: #030305;
  color: var(--fors33-text);
  font-family: var(--fors33-font-sans);
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.command-bar {
  position: sticky;
  top: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1.5rem;
  background: #010103;
  border-bottom: 1px solid var(--fors33-border);
  font-family: var(--fors33-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 10;
}

.command-bar .identity {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.command-bar .identity span {
  color: var(--fors33-accent);
}

.command-bar .status {
  color: var(--fors33-text-muted);
}

main {
  flex: 1;
  padding: 3rem 9vw 4rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.hero {
  text-align: center;
}

.hero .eyebrow {
  font-family: var(--fors33-font-mono);
  color: var(--fors33-text-muted);
  letter-spacing: 0.15em;
  font-size: 0.8rem;
}

.hero h1 {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: clamp(1.9rem, 3.8vw, 3rem);
  margin: 0.6rem 0 0.3rem;
}

.hero .subline {
  display: inline-block;
  font-family: var(--fors33-font-mono);
  border: 1px solid var(--fors33-border);
  padding: 0.35rem 0.8rem;
  letter-spacing: 0.1em;
  color: var(--fors33-text-muted);
  position: relative;
}

.hero .subline .version {
  color: var(--fors33-accent);
  margin-left: 0.5rem;
}

.qcr-subnav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin: 0 0 2rem;
  font-family: var(--fors33-font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.qcr-subnav a {
  color: var(--fors33-accent);
  text-decoration: none;
  border: 1px solid transparent;
  padding: 0.35rem 0.75rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.qcr-subnav a:hover {
  border-color: var(--fors33-accent);
  color: #fff;
}

.infrastructure-block {
  border: 1px solid var(--fors33-border);
  background: rgba(5, 5, 9, 0.95);
  padding: 2rem;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  gap: 2rem;
}

.infrastructure-block h2 {
  font-family: var(--fors33-font-mono);
  text-transform: uppercase;
  font-size: 0.95rem;
  color: var(--fors33-text-muted);
}

.cli-panel {
  font-family: var(--fors33-font-mono);
  background: #020204;
  border: 1px solid var(--fors33-border);
  border-left: 3px solid var(--fors33-accent);
  padding: 1rem;
  color: var(--fors33-accent);
  font-size: 0.85rem;
  line-height: 1.6;
  box-shadow: inset 0 0 10px rgba(0, 212, 255, 0.08);
}

.cli-panel span {
  color: var(--fors33-text-muted);
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.module-card {
  border: 1px solid rgba(0, 212, 255, 0.2);
  background: rgba(6, 6, 12, 0.95);
  padding: 1.6rem;
  font-family: var(--fors33-font-mono);
  position: relative;
  overflow: hidden;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.module-card h3 {
  margin: 0 0 0.75rem;
  letter-spacing: 0.12em;
  color: var(--fors33-accent);
  text-transform: uppercase;
}

.module-card p {
  font-family: var(--fors33-font-sans);
  color: var(--fors33-text-muted);
  margin-bottom: 1rem;
}

.module-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.module-card li {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
}

.module-card li span {
  color: var(--fors33-text-muted);
}

.module-card-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-family: var(--fors33-font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--fors33-accent);
  text-decoration: none;
  border: 1px solid rgba(0, 212, 255, 0.3);
  padding: 0.35rem 0.75rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.module-card-link:hover {
  border-color: var(--fors33-accent);
  color: #fff;
}

.module-card:focus-within,
.module-card:hover {
  border-color: var(--fors33-accent);
  background: rgba(6, 6, 12, 1);
}

.code-snippet {
  font-family: var(--fors33-font-mono);
  background: #010103;
  border: 1px solid var(--fors33-border);
  padding: 1rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: #00ffae;
  position: relative;
  overflow: hidden;
  background-image: radial-gradient(circle at 2px 2px, rgba(0, 212, 255, 0.05) 1px, transparent 1px);
  background-size: 12px 12px;
}

.code-snippet::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, #00d4ff, transparent);
  animation: code-scan 2.5s linear infinite;
  opacity: 0.6;
}

@keyframes code-scan {
  0% { transform: translateY(-100%); opacity: 0; }
  50% { opacity: 0.7; }
  100% { transform: translateY(100%); opacity: 0; }
}

.node-map {
  border: 1px solid var(--fors33-border);
  padding: 1.75rem;
  background: rgba(3, 3, 6, 0.95);
}

.node-map h3 {
  margin-top: 0;
  font-family: var(--fors33-font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fors33-text-muted);
}

.node-map img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 0 5px rgba(0, 212, 255, 0.3));
  opacity: 0.9;
}

.asset-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.asset-band figure {
  margin: 0;
  border: 1px solid var(--fors33-border);
  background: #030307;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.asset-band figcaption {
  padding: 0.75rem 1rem;
  font-family: var(--fors33-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fors33-text-muted);
  border-top: 1px solid var(--fors33-border);
}

footer.status-bar {
  font-family: var(--fors33-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-top: 1px solid var(--fors33-border);
  padding: 0.5rem 1.25rem;
  display: flex;
  justify-content: space-between;
  background: #010103;
}

@media (max-width: 1024px) {
  main {
    padding: 2.5rem 5vw 3rem;
  }

  .infrastructure-block {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .command-bar {
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
  }
}