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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: #f5f7fa;
  color: #1f2937;
  line-height: 1.6;
}

.doc-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 2rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.doc-header h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.ms-nav {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.ms-nav a {
  color: white;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: background 0.2s;
  font-weight: 500;
}

.ms-nav a:hover {
  background: rgba(255, 255, 255, 0.2);
}

.ms-nav a.active {
  background: rgba(255, 255, 255, 0.3);
  font-weight: 600;
}

.doc-main {
  max-width: 1400px;
  margin: 2rem auto;
  padding: 0 2rem;
}

.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid #e5e7eb;
}

.tab-btn {
  padding: 1rem 2rem;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  color: #6b7280;
  transition: all 0.2s;
  position: relative;
  bottom: -2px;
}

.tab-btn:hover {
  color: #667eea;
  background: rgba(102, 126, 234, 0.05);
}

.tab-btn.active {
  color: #667eea;
  border-bottom-color: #667eea;
  font-weight: 600;
}

.tab-content {
  display: none;
  animation: fadeIn 0.3s;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tab-content h2 {
  font-size: 2rem;
  color: #1f2937;
  margin-bottom: 2rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid #667eea;
}

.doc-section {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.doc-section h3 {
  font-size: 1.5rem;
  color: #667eea;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.doc-section h3::before {
  content: "▸";
  color: #764ba2;
  font-weight: bold;
}

.command-block,
.feature-block,
.data-block,
.workflow-block {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: #f9fafb;
  border-left: 4px solid #667eea;
  border-radius: 8px;
}

.command-block:last-child,
.feature-block:last-child,
.data-block:last-child,
.workflow-block:last-child {
  margin-bottom: 0;
}

.command-block h4,
.feature-block h4,
.data-block h4,
.workflow-block h4 {
  font-size: 1.25rem;
  color: #1f2937;
  margin-bottom: 1rem;
  font-weight: 600;
}

.command-block p,
.feature-block p,
.data-block p,
.workflow-block p {
  margin-bottom: 0.75rem;
  color: #4b5563;
}

.command-block p strong,
.feature-block p strong,
.data-block p strong {
  color: #1f2937;
  font-weight: 600;
}

pre {
  background: #1f2937;
  color: #f9fafb;
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  font-family: "Monaco", "Menlo", "Courier New", monospace;
  font-size: 0.875rem;
  line-height: 1.5;
  margin: 0.75rem 0;
}

code {
  background: #e5e7eb;
  color: #dc2626;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-family: "Monaco", "Menlo", "Courier New", monospace;
  font-size: 0.875rem;
}

pre code {
  background: none;
  color: inherit;
  padding: 0;
}

ul {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

ul li {
  margin-bottom: 0.5rem;
  color: #4b5563;
}

ul li strong {
  color: #1f2937;
  font-weight: 600;
}

ul ul {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

ol {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

ol li {
  margin-bottom: 0.75rem;
  color: #4b5563;
  padding-left: 0.5rem;
}

.workflow-block ol li {
  font-weight: 500;
}

.workflow-block pre {
  background: #f3f4f6;
  color: #1f2937;
  border: 2px solid #e5e7eb;
  font-weight: 500;
  text-align: center;
  padding: 1.5rem;
}

@media (max-width: 768px) {
  .doc-header {
    padding: 1.5rem;
  }

  .doc-header h1 {
    font-size: 1.5rem;
  }

  .doc-main {
    padding: 0 1rem;
  }

  .tabs {
    flex-direction: column;
    gap: 0;
  }

  .tab-btn {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
  }

  .tab-btn.active {
    border-left: 3px solid #667eea;
    border-bottom: 1px solid #e5e7eb;
  }

  .doc-section {
    padding: 1.5rem;
  }

  .command-block,
  .feature-block,
  .data-block,
  .workflow-block {
    padding: 1rem;
  }

  pre {
    font-size: 0.75rem;
    padding: 0.75rem;
  }
}

.ms-nav {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.highlight {
  background: #fef3c7;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-weight: 500;
}

.note {
  background: #dbeafe;
  border-left: 4px solid #3b82f6;
  padding: 1rem;
  margin: 1rem 0;
  border-radius: 6px;
}

.note strong {
  color: #1e40af;
}

.warning {
  background: #fef3c7;
  border-left: 4px solid #f59e0b;
  padding: 1rem;
  margin: 1rem 0;
  border-radius: 6px;
}

.warning strong {
  color: #92400e;
}