/* Modern Space-Themed Manual Page Design */

:root {
  --manual-bg-dark: rgba(10, 14, 26, 0.95);
  --manual-bg-light: rgba(26, 31, 46, 0.85);
  --manual-accent: #00d4ff;
  --manual-accent-hover: #00a8cc;
  --manual-text-primary: #e0f7fa;
  --manual-text-secondary: #94a3b8;
  --manual-border: rgba(0, 212, 255, 0.2);
  --manual-border-active: rgba(0, 212, 255, 0.5);
  --manual-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --manual-glow: 0 0 15px rgba(0, 212, 255, 0.3);
}

/* Main Manual Container */
.gc-manual-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
  gap: 30px;
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 70vh;
}

/* Left Navigation Sidebar */
.gc-manual-nav {
  background: var(--manual-bg-dark);
  border: 1px solid var(--manual-border);
  border-radius: 12px;
  padding: 25px;
  box-shadow: var(--manual-shadow);
  backdrop-filter: blur(10px);
  height: fit-content;
  position: sticky;
  top: 20px;
}

.gc-manual-nav-section {
  margin-bottom: 30px;
}

.gc-manual-nav-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--manual-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--manual-border);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.gc-manual-nav-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gc-manual-nav-link {
  display: block;
  padding: 10px 15px;
  color: var(--manual-text-secondary);
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.3s ease;
  font-size: 0.95rem;
  position: relative;
  overflow: hidden;
}

.gc-manual-nav-link:before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 3px;
  background: var(--manual-accent);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.gc-manual-nav-link:hover {
  background: rgba(0, 212, 255, 0.1);
  color: var(--manual-text-primary);
  transform: translateX(5px);
  box-shadow: var(--manual-glow);
}

.gc-manual-nav-link:hover:before {
  transform: scaleY(1);
}

.gc-manual-nav-link.active {
  background: rgba(0, 212, 255, 0.15);
  color: var(--manual-accent);
  border: 1px solid var(--manual-border-active);
}

.gc-manual-nav-link.active:before {
  transform: scaleY(1);
}

/* Main Content Area */
.gc-manual-content {
  background: var(--manual-bg-light);
  border: 1px solid var(--manual-border);
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--manual-shadow);
  backdrop-filter: blur(10px);
  color: var(--manual-text-primary);
  line-height: 1.7;
}

.gc-manual-content h1,
.gc-manual-content h2,
.gc-manual-content h3 {
  font-family: 'Orbitron', sans-serif;
  color: var(--manual-accent);
  margin-top: 30px;
  margin-bottom: 15px;
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.gc-manual-content h1 {
  font-size: 2.2rem;
  font-weight: 900;
  margin-top: 0;
  text-align: center;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--manual-border);
}

.gc-manual-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 40px;
}

.gc-manual-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
}

.gc-manual-content p {
  margin-bottom: 20px;
  color: var(--manual-text-secondary);
}

.gc-manual-content a {
  color: var(--manual-accent);
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
}

.gc-manual-content a:hover {
  color: var(--manual-accent-hover);
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}

.gc-manual-content a:before {
  content: '→';
  margin-right: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gc-manual-content a:hover:before {
  opacity: 1;
}

/* Manual Tables */
.gc-manual-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 25px 0;
  background: rgba(10, 14, 26, 0.5);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--manual-shadow);
}

.gc-manual-content th,
.gc-manual-content td {
  padding: 15px;
  text-align: left;
  border-bottom: 1px solid var(--manual-border);
}

.gc-manual-content th {
  background: rgba(0, 212, 255, 0.1);
  color: var(--manual-accent);
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.gc-manual-content tr:hover {
  background: rgba(0, 212, 255, 0.05);
}

/* Code blocks and preformatted text */
.gc-manual-content code,
.gc-manual-content pre {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--manual-border);
  border-radius: 6px;
  padding: 10px 15px;
  font-family: 'Courier New', monospace;
  color: var(--manual-accent);
}

.gc-manual-content pre {
  overflow-x: auto;
  margin: 20px 0;
}

/* Lists */
.gc-manual-content ul,
.gc-manual-content ol {
  padding-left: 30px;
  margin-bottom: 20px;
}

.gc-manual-content li {
  margin-bottom: 8px;
  color: var(--manual-text-secondary);
}

/* Images */
.gc-manual-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: var(--manual-shadow);
  margin: 20px 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .gc-manual-container {
    grid-template-columns: 250px 1fr;
    gap: 20px;
  }

  .gc-manual-content {
    padding: 30px;
  }
}

@media (max-width: 768px) {
  .gc-manual-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .gc-manual-nav {
    position: relative;
    top: 0;
    margin-bottom: 20px;
  }

  .gc-manual-content {
    padding: 25px;
  }

  .gc-manual-content h1 {
    font-size: 1.8rem;
  }

  .gc-manual-content h2 {
    font-size: 1.4rem;
  }
}

@media (max-width: 480px) {
  .gc-manual-container {
    padding: 10px;
  }

  .gc-manual-nav {
    padding: 20px;
  }

  .gc-manual-content {
    padding: 20px;
  }

  .gc-manual-content h1 {
    font-size: 1.5rem;
  }
}

/* Special styling for old content compatibility */
.gc-manual-content .titlefont {
  font-family: 'Orbitron', sans-serif;
  color: var(--manual-accent);
  font-weight: 700;
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.gc-manual-content .bodybox {
  background: var(--manual-bg-dark);
  border: 1px solid var(--manual-border);
  border-radius: 8px;
  padding: 20px;
  margin: 15px 0;
  box-shadow: var(--manual-shadow);
}

.gc-manual-content .smallfont {
  font-size: 0.9rem;
  color: var(--manual-text-secondary);
}

/* Breadcrumb/Navigation enhancement */
.gc-manual-breadcrumb {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--manual-border);
  border-radius: 25px;
  padding: 10px 20px;
  margin-bottom: 30px;
  font-size: 0.9rem;
  color: var(--manual-text-secondary);
}

.gc-manual-breadcrumb a {
  color: var(--manual-accent);
  text-decoration: none;
}

.gc-manual-breadcrumb a:hover {
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}