.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.service-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.service-head h3 {
  margin: 0 0 4px;
  font-size: 18px;
  line-height: 1.2;
}

.service-head p {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
}

.endpoint-details {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
}

.endpoint-details summary {
  padding: 10px 12px;
  cursor: pointer;
  font-weight: 650;
  font-size: 13px;
}

.endpoint-details[open] summary {
  border-bottom: 1px solid var(--line);
}

.endpoint-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
}

.endpoint {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.025);
  flex-wrap: wrap;
}

.method {
  display: inline-block;
  min-width: 48px;
  text-align: center;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 750;
  font-family: "Cascadia Code", Consolas, monospace;
}

.method-get {
  background: rgba(121, 232, 189, 0.12);
  color: var(--accent);
}

.method-post {
  background: rgba(56, 132, 255, 0.12);
  color: #6ba8ff;
}

.endpoint-path {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  color: var(--text);
  overflow-wrap: anywhere;
}

.endpoint-desc {
  margin-left: auto;
  font-size: 12px;
  white-space: nowrap;
}

.tag-sm {
  font-size: 10px;
  padding: 2px 7px;
}

.qa-section {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  overflow: hidden;
}

.qa-body {
  padding: 18px;
}

.ask-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.field input,
.field textarea {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font: inherit;
  line-height: 1.6;
  resize: vertical;
  max-width: 100%;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: rgba(121, 232, 189, 0.42);
  background: rgba(121, 232, 189, 0.04);
}

.char-count {
  font-size: 11px;
  text-align: right;
}

.ask-button {
  align-self: flex-start;
  padding: 10px 22px;
  border: 1px solid rgba(121, 232, 189, 0.38);
  border-radius: 10px;
  background: rgba(121, 232, 189, 0.1);
  color: var(--accent);
  font-weight: 750;
  cursor: pointer;
  transition: background 0.15s ease;
}

.ask-button:hover:not(:disabled) {
  background: rgba(121, 232, 189, 0.18);
}

.ask-button:disabled {
  cursor: wait;
  opacity: 0.55;
}

.qa-result {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.qa-loading {
  font-style: italic;
}

.qa-error {
  margin: 0;
  color: var(--danger);
  font-weight: 650;
}

.answer-block h4,
.citations-block h4,
.sources-block h4 {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 750;
}

.answer-text {
  margin: 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  line-height: 1.8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.citations-block {
  margin-top: 18px;
}

.citation {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
}

.citation + .citation {
  margin-top: 8px;
}

.citation-label {
  flex-shrink: 0;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(121, 232, 189, 0.1);
  color: var(--accent);
  font-size: 11px;
  font-weight: 750;
  font-family: "Cascadia Code", Consolas, monospace;
}

.citation-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.citation-source {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.citation-link {
  color: var(--accent);
  text-decoration: none;
}

.citation-link:hover {
  text-decoration: underline;
}

.citation-meta {
  font-size: 12px;
}

.sources-block {
  margin-top: 18px;
}

.source-detail {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
}

.source-detail + .source-detail {
  margin-top: 8px;
}

.source-detail summary {
  padding: 10px 12px;
  cursor: pointer;
  font-weight: 650;
  font-size: 13px;
}

.source-detail[open] summary {
  border-bottom: 1px solid var(--line);
}

.source-meta {
  margin: 0;
  padding: 10px 12px;
  font-size: 12px;
}

.source-preview {
  margin: 0;
  padding: 10px 12px;
  max-height: 200px;
  overflow: auto;
  background: #06100d;
  color: #d9f7ea;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  line-height: 1.7;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

@media (max-width: 860px) {
  .service-grid {
    grid-template-columns: 1fr;
  }

  .endpoint {
    flex-wrap: wrap;
  }

  .endpoint-desc {
    margin-left: 0;
    width: 100%;
    white-space: normal;
  }

  .workspace {
    padding: 16px;
  }

  .overview-band,
  .top-actions {
    flex-direction: column;
  }
}