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

body {
  font-family: 'Inter', sans-serif;
  background: #0b0c10;
  color: #e5e7eb;
  min-height: 100vh;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1150px;
  width: 100%;
  margin: 0 auto;
  padding: 5rem 1.5rem;
  flex: 1;
}

.card {
  background: rgba(15, 16, 20, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 22px;
  padding: 4rem 3.5rem;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.logo {
  width: min(120px, 28vw);
  display: block;
  margin: 0 auto 1.5rem;
  opacity: 0.95;
}

h1 {
  font-family: 'Orbitron', sans-serif;
  text-align: center;
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: 3px;
  margin-bottom: 0.5rem;
  color: #ffffff;
}

.subtitle {
  text-align: center;
  color: #9ca3af;
  font-family: 'Orbitron', sans-serif;
  font-weight: 500;
  margin-bottom: 4rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 0.85rem;
}

/* Section Titles */
.section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 1.5px;
  margin: 3rem 0 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-transform: uppercase;
}

/* Accordion System */
details {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-left: 3px solid rgba(0, 255, 224, 0.25);
  padding: 1.4rem 1.8rem;
  margin-bottom: 1rem;
  border-radius: 12px;
  display: grid;
  grid-template-rows: auto 0fr;
  transition: all 0.35s ease;
}

details[open] {
  grid-template-rows: auto 1fr;
  background: rgba(0, 255, 224, 0.015);
  border-left-color: #00ffe0;
}

summary {
  cursor: pointer;
  font-family: 'Orbitron', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: #00ffe0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: '+';
  font-family: monospace;
  color: #00ffe0;
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

details[open] summary::after {
  content: '−';
  color: #ffffff;
}

.details-content {
  overflow: hidden;
  opacity: 0;
  transform: translateY(-6px);
  padding-top: 1rem;
  transition: all 0.3s ease;
}

details[open] .details-content {
  opacity: 1;
  transform: translateY(0);
}

/* Body Copy */
.desc {
  color: #a1a1aa;
  font-size: 0.92rem;
  line-height: 1.7;
}

.desc strong {
  color: #ffffff;
}

/* Footer */
footer {
  background: #0b0c10;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 5rem 1.5rem 3rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 3rem;
  max-width: 1150px;
  margin: 0 auto 4rem;
}

.footer-col h4 {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-col p, .footer-col a {
  color: #9ca3af;
  font-size: 0.85rem;
  line-height: 1.6;
  text-decoration: none;
}

.footer-col a {
  color: #00ffe0;
}

.footer-bottom {
  text-align: center;
  color: #6b7280;
  font-size: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
}

/* System UI */
.system-meta-strip {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.status-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  background: rgba(0, 255, 224, 0.06);
  border: 1px solid rgba(0, 255, 224, 0.15);
  color: #00ffe0;
}

.tech-tag {
  font-size: 0.7rem;
  color: #9ca3af;
}

/* System Grid */
.system-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.25rem;
}

.matrix-cell {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1rem;
  border-radius: 10px;
}

.matrix-cell h5 {
  font-size: 0.8rem;
  color: #ffffff;
  margin-bottom: 0.4rem;
}

.matrix-cell p {
  font-size: 0.78rem;
  color: #9ca3af;
  line-height: 1.5;
}

/* Responsive */
@media(max-width: 768px) {
  .card { padding: 2.5rem 1.5rem; }
  h1 { font-size: 2.2rem; }
  .section-title { font-size: 1.2rem; }
}