.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

h1 {
  color: #2c3e50;
  text-align: center;
  margin-bottom: 30px;
}

/* Tab Styles */
.tabs {
  display: flex;
  border-bottom: 2px solid #e1e8ed;
  margin-bottom: 20px;
}

.tab {
  padding: 12px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #657786;
  transition: all 0.2s ease;
  border-bottom: 2px solid transparent;
}

.tab:hover {
  color: #1da1f2;
  background-color: #f7f9fa;
}

.tab-active {
  padding: 12px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: #1da1f2;
  border-bottom: 2px solid #1da1f2;
  font-weight: 600;
}

/* Tab Content */
.tab-content {
  min-height: 400px;
}

.section {
  background: #ffffff;
  border: 1px solid #e1e8ed;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
}

.section h3 {
  margin-top: 0;
  margin-bottom: 20px;
  color: #14171a;
}

/* Form Styles */
.form-row {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.form-row:last-child {
  margin-bottom: 0;
}

input[type="text"], .uri-input, .search-input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid #ccd6dd;
  border-radius: 6px;
  font-size: 14px;
  transition: border-color 0.2s ease;
}

input[type="text"]:focus, .uri-input:focus, .search-input:focus {
  outline: none;
  border-color: #1da1f2;
  box-shadow: 0 0 0 2px rgba(29, 161, 242, 0.1);
}

.markdown-editor {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #ccd6dd;
  border-radius: 6px;
  font-size: 14px;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  resize: vertical;
  transition: border-color 0.2s ease;
}

.markdown-editor:focus {
  outline: none;
  border-color: #1da1f2;
  box-shadow: 0 0 0 2px rgba(29, 161, 242, 0.1);
}

button {
  padding: 12px 24px;
  background-color: #1da1f2;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
  white-space: nowrap;
}

button:hover:not(:disabled) {
  background-color: #1991da;
}

button:disabled {
  background-color: #aab8c2;
  cursor: not-allowed;
}

/* Response Section */
.response-section {
  margin-top: 30px;
}

.response-section h3 {
  margin-bottom: 10px;
  color: #14171a;
}

.response {
  background-color: #f8f9fa;
  border: 1px solid #e1e8ed;
  border-radius: 6px;
  padding: 16px;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 12px;
  line-height: 1.4;
  max-height: 400px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.response:empty {
  color: #657786;
  font-style: italic;
}

.response:empty::before {
  content: "Response will appear here...";
}

/* DHT and Network specific styles */
.dht-status {
  color: #657786;
  font-size: 12px;
  margin: 0;
  font-style: italic;
}

.network-info {
  background: #f7f9fa;
  border-radius: 6px;
  padding: 16px;
  margin-top: 16px;
}

.network-info p {
  margin: 0 0 12px 0;
  color: #14171a;
}

.network-info ul {
  margin: 0;
  padding-left: 20px;
}

.network-info li {
  margin: 6px 0;
  color: #657786;
  font-size: 14px;
}

.network-info strong {
  color: #14171a;
}

hr {
  border: none;
  border-top: 1px solid #e1e8ed;
  margin: 24px 0;
}

/* Status indicators */
.status-connected {
  color: #17bf63;
  font-weight: 600;
}

.status-disconnected {
  color: #e0245e;
  font-weight: 600;
}

.status-warning {
  color: #ffad1f;
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .tabs {
    flex-wrap: wrap;
  }
  
  .form-row {
    flex-direction: column;
    align-items: stretch;
  }
  
  .form-row input[type="text"],
  .form-row .uri-input,
  .form-row .search-input {
    margin-bottom: 8px;
  }
}