@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.5;
  font-weight: 400;
  color: #101828;
  background: #f0f2f5;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  --bg: #f0f2f5;
  --surface: #ffffff;
  --surface-2: #f7f8fa;
  --border: #e4e7ec;
  --border-2: #d0d5dd;

  --text-1: #101828;
  --text-2: #344054;
  --text-3: #667085;
  --text-4: #98a2b3;

  --teal: #0d9488;
  --teal-dark: #0f766e;
  --teal-bg: #f0fdfa;
  --teal-border: #99f6e4;

  --rest-c: #059669;
  --rest-bg: #ecfdf5;
  --rest-border: #a7f3d0;

  --gql-c: #d946ef;
  --gql-bg: #fdf4ff;
  --gql-border: #f0abfc;

  --grpc-c: #6366f1;
  --grpc-bg: #eef2ff;
  --grpc-border: #c7d2fe;

  --draft-c: #b45309;
  --draft-bg: #fffbeb;
  --pub-c: #065f46;
  --pub-bg: #ecfdf5;

  --sidebar-bg: #0d1117;
  --sidebar-border: rgba(255, 255, 255, 0.07);
  --sidebar-text: #e6edf3;
  --sidebar-muted: #7d8590;
  --sidebar-hover: rgba(255, 255, 255, 0.05);
  --sidebar-active-bg: rgba(13, 148, 136, 0.18);
  --sidebar-active-border: rgba(13, 148, 136, 0.5);

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.1), 0 1px 2px rgba(16, 24, 40, 0.06);
  --shadow-md: 0 4px 8px -2px rgba(16, 24, 40, 0.1), 0 2px 4px -2px rgba(16, 24, 40, 0.06);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

#root {
  min-height: 100vh;
}

.layout-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.layout-sidebar {
  display: flex;
  flex-direction: column;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--sidebar-border);
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #0d9488, #0891b2);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-mark svg {
  width: 18px;
  height: 18px;
}

.logo-text {
  display: grid;
  gap: 1px;
}

.logo-text strong {
  font-size: 13px;
  font-weight: 700;
  color: var(--sidebar-text);
  letter-spacing: -0.01em;
}

.logo-text span {
  font-size: 11px;
  color: var(--sidebar-muted);
}

.sidebar-section {
  padding: 16px 8px 8px;
}

.sidebar-label {
  margin: 0 0 6px;
  padding: 0 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sidebar-muted);
}

.sidebar-nav {
  display: grid;
  gap: 4px;
}

.nav-link {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  color: var(--sidebar-muted);
  transition: all 0.15s;
}

.nav-link:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-text);
}

.nav-link-active {
  background: var(--sidebar-active-bg);
  border-color: var(--sidebar-active-border);
  color: #2dd4bf;
}

.nav-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.nav-copy strong {
  font-size: 13.5px;
  font-weight: 600;
}

.nav-copy span {
  font-size: 12px;
  color: inherit;
  opacity: 0.8;
}

.nav-badge {
  margin-left: auto;
  background: rgba(255, 255, 255, 0.08);
  color: var(--sidebar-muted);
  font-size: 11px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 99px;
}

.nav-link-active .nav-badge {
  background: rgba(45, 212, 191, 0.15);
  color: #2dd4bf;
}

.sidebar-divider {
  height: 1px;
  background: var(--sidebar-border);
  margin: 8px 16px;
}

.sidebar-pill-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 0 8px;
}

.sidebar-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid var(--sidebar-border);
  margin-top: auto;
}

.sidebar-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, #0d9488, #6366f1);
  flex-shrink: 0;
}

.sidebar-user-copy {
  display: grid;
  gap: 1px;
}

.sidebar-user-copy strong {
  font-size: 12.5px;
  color: var(--sidebar-text);
}

.sidebar-user-copy span {
  font-size: 11px;
  color: var(--sidebar-muted);
}

.layout-main {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 56px;
  padding: 0 28px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-3);
}

.breadcrumb strong {
  color: var(--text-2);
  font-weight: 500;
}

.breadcrumb-separator {
  color: var(--border-2);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.main-content {
  width: 100%;
  max-width: 1480px;
  padding: 28px;
  margin: 0 auto;
  flex: 1;
}

.page-header {
  max-width: 1240px;
  margin: 0 auto 24px;
}

.page-header h1 {
  margin: 0 0 4px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-1);
}

.page-header p {
  margin: 0;
  color: var(--text-3);
  font-size: 13.5px;
}

.workspace-badge,
.protocol-pill,
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  white-space: nowrap;
}

.workspace-badge {
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-3);
}

.protocol-rest {
  color: var(--rest-c);
  background: var(--rest-bg);
  border: 1px solid var(--rest-border);
}

.protocol-graphql {
  color: var(--gql-c);
  background: var(--gql-bg);
  border: 1px solid var(--gql-border);
}

.protocol-grpc {
  color: var(--grpc-c);
  background: var(--grpc-bg);
  border: 1px solid var(--grpc-border);
}

.status-draft {
  color: var(--draft-c);
  background: var(--draft-bg);
}

.status-published {
  color: var(--pub-c);
  background: var(--pub-bg);
}

.status-testing,
.status-archived {
  color: var(--text-2);
  background: var(--surface-2);
}

.page-stack,
.stack-layout,
.builder-stack,
.service-grid,
.service-method-list {
  display: grid;
  gap: 16px;
}

.builder-stack {
  width: 100%;
}

.builder-content {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.page-section,
.builder-card,
.operation-card,
.summary-card,
.feedback-card,
.result-panel,
.hero-card,
.service-card,
.empty-state {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.page-section {
  padding: 20px 24px;
}

.section-header,
.builder-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.section-header {
  margin-bottom: 16px;
}

.builder-card-header {
  padding: 20px 24px 0;
}

.section-header h2,
.builder-card-header h2 {
  margin: 0 0 2px;
  font-size: 15px;
  font-weight: 600;
}

.section-header p,
.builder-card-header p {
  margin: 0;
  color: var(--text-3);
  font-size: 13px;
}

.section-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.builder-card-body {
  display: grid;
  gap: 16px;
  padding: 0 24px 24px;
}

.builder-content .form-grid {
  grid-template-columns: repeat(2, minmax(280px, 420px));
  justify-content: space-between;
}

.proto-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.proto-card {
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  cursor: pointer;
  transition: all 0.15s;
  display: grid;
  gap: 10px;
  background: var(--surface);
}

.proto-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.selected-rest {
  border-color: var(--rest-c);
  background: var(--rest-bg);
  box-shadow: 0 0 0 1px var(--rest-c), var(--shadow-md);
}

.selected-gql {
  border-color: var(--gql-c);
  background: var(--gql-bg);
  box-shadow: 0 0 0 1px var(--gql-c), var(--shadow-md);
}

.selected-grpc {
  border-color: var(--grpc-c);
  background: var(--grpc-bg);
  box-shadow: 0 0 0 1px var(--grpc-c), var(--shadow-md);
}

.proto-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.proto-card-copy {
  display: grid;
  gap: 4px;
  text-align: left;
}

.proto-card-copy h3 {
  margin: 0;
  font-size: 14px;
}

.proto-card-copy p {
  margin: 0;
  font-size: 12.5px;
  color: var(--text-3);
}

.proto-icon {
  height: 28px;
  padding: 0 8px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.07em;
}

.pi-rest {
  background: var(--rest-bg);
  color: var(--rest-c);
  border: 1px solid var(--rest-border);
}

.pi-gql {
  background: var(--gql-bg);
  color: var(--gql-c);
  border: 1px solid var(--gql-border);
}

.pi-grpc {
  background: var(--grpc-bg);
  color: var(--grpc-c);
  border: 1px solid var(--grpc-border);
}

.proto-radio {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--border-2);
  background: var(--surface);
}

.selected-rest .proto-radio,
.selected-gql .proto-radio,
.selected-grpc .proto-radio {
  position: relative;
}

.selected-rest .proto-radio {
  border-color: var(--rest-c);
  background: var(--rest-c);
}

.selected-gql .proto-radio {
  border-color: var(--gql-c);
  background: var(--gql-c);
}

.selected-grpc .proto-radio {
  border-color: var(--grpc-c);
  background: var(--grpc-c);
}

.selected-rest .proto-radio::after,
.selected-gql .proto-radio::after,
.selected-grpc .proto-radio::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: #ffffff;
}

.form-grid,
.split-layout,
.detail-columns,
.summary-grid,
.target-grid,
.metadata-grid,
.upload-grid,
.result-grid,
.hero-grid,
.operation-grid {
  display: grid;
  gap: 14px;
}

.form-grid,
.split-layout,
.detail-columns,
.result-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.summary-grid,
.target-grid,
.metadata-grid,
.upload-grid,
.hero-grid,
.operation-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.field-block {
  display: grid;
  gap: 5px;
  align-content: start;
}

.field-block span {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-2);
}

.field-hint {
  font-size: 11.5px;
  color: var(--text-4);
}

.field-block-wide {
  grid-column: 1 / -1;
}

.input,
.select,
.field-block input,
.field-block textarea,
.field-block select {
  width: 100%;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 13.5px;
  color: var(--text-1);
  background: var(--surface);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}

.input:focus,
.select:focus,
.field-block input:focus,
.field-block textarea:focus,
.field-block select:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

.select,
.field-block select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke='%23667085' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.field-block textarea,
.textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.55;
}

.code-editor-shell {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.code-editor-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: #1e2330;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.code-editor-toolbar small {
  color: #8b949e;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.code-editor-dots {
  display: flex;
  gap: 5px;
}

.code-editor-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.code-editor-dots span:nth-child(1) {
  background: #ff5f56;
}

.code-editor-dots span:nth-child(2) {
  background: #ffbd2e;
}

.code-editor-dots span:nth-child(3) {
  background: #27c93f;
}

.textarea-code {
  border: 0;
  border-radius: 0;
  min-height: 180px;
  padding: 16px;
  background: #161b22;
  color: #c9d1d9;
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 12.5px;
  line-height: 1.65;
}

.textarea-code:focus {
  box-shadow: none;
}

.info-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--teal-bg);
  border: 1px solid var(--teal-border);
  color: #134e4a;
  font-size: 12.5px;
}

.info-banner p {
  margin: 0;
}

.info-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--teal);
  margin-top: 4px;
  flex-shrink: 0;
}

.section-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 4px 0;
}

.section-divider-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-4);
  white-space: nowrap;
}

.section-divider-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

.button-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 600;
  border: none;
  transition: all 0.15s;
}

.button-primary {
  background: var(--teal);
  color: #ffffff;
  box-shadow: 0 1px 2px rgba(13, 148, 136, 0.3);
}

.button-primary:hover {
  background: var(--teal-dark);
  box-shadow: 0 4px 8px rgba(13, 148, 136, 0.3);
}

.button-primary-strong {
  padding: 11px 22px;
  font-size: 14px;
}

.button-secondary {
  background: var(--surface);
  color: var(--text-2);
  border: 1px solid var(--border-2);
  box-shadow: var(--shadow-sm);
}

.button-secondary:hover {
  background: var(--surface-2);
}

.sticky-action-bar {
  position: sticky;
  bottom: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 12px 28px;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.sticky-action-copy {
  display: grid;
  gap: 6px;
}

.sticky-action-copy p {
  margin: 0;
  color: var(--text-3);
  font-size: 12.5px;
}

.field-error {
  color: #a1422c;
  font-size: 12px;
}

.body-copy {
  margin: 0;
  color: var(--text-3);
}

.hero-card {
  padding: 18px;
  display: grid;
  gap: 10px;
}

.hero-card h3,
.operation-card h3,
.result-panel h3,
.service-card h3,
.empty-state h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.hero-metrics div {
  display: grid;
  gap: 4px;
}

.hero-metrics span {
  color: var(--text-4);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-metrics strong {
  font-size: 22px;
}

.toolbar-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.field-inline {
  width: 100%;
  max-width: 420px;
}

.toolbar-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.operation-card,
.summary-card,
.result-panel,
.service-card,
.empty-state {
  padding: 18px;
}

.operation-card {
  display: grid;
  gap: 12px;
  transition: transform 0.15s, box-shadow 0.15s;
}

.operation-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.operation-card-top,
.service-card-header,
.service-method-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.operation-card-header {
  display: grid;
  gap: 4px;
}

.operation-name {
  margin: 0;
  color: var(--text-3);
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 12.5px;
}

.card-link-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--teal);
  font-weight: 700;
  font-size: 12.5px;
}

.key-value-list {
  display: grid;
  gap: 8px;
  margin: 0;
}

.key-value-list div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.key-value-list dt,
.key-value-list dd {
  margin: 0;
  color: var(--text-3);
}

.summary-card {
  display: grid;
  gap: 4px;
}

.summary-card span,
.target-card span {
  color: var(--text-4);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.summary-card strong,
.target-card strong {
  color: var(--text-1);
  font-size: 14px;
  word-break: break-word;
}

.detail-hero,
.page-subsection {
  display: grid;
  gap: 16px;
}

.page-subsection-header {
  display: grid;
  gap: 4px;
}

.page-subsection-header h3 {
  margin: 0;
  font-size: 14px;
}

.page-subsection-header p,
.service-card p,
.empty-state p {
  margin: 0;
  color: var(--text-3);
}

.target-card {
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--surface-2);
  border: 1px solid var(--border);
  display: grid;
  gap: 6px;
}

.feedback-card {
  padding: 14px 16px;
}

.feedback-success {
  border-color: rgba(6, 95, 70, 0.2);
  background: #ecfdf5;
}

.feedback-error {
  border-color: rgba(185, 28, 28, 0.15);
  background: #fef2f2;
}

pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 12px;
  line-height: 1.6;
}

.yaml-panel {
  padding: 16px;
  border-radius: var(--radius-lg);
  background: #161b22;
  color: #c9d1d9;
}

@media (max-width: 1160px) {
  .layout-shell {
    grid-template-columns: 1fr;
  }

  .layout-sidebar {
    position: static;
    height: auto;
  }

  .topbar {
    padding: 0 20px;
  }

  .main-content {
    padding: 20px;
  }

  .builder-content {
    max-width: none;
  }
}

@media (max-width: 820px) {
  .topbar,
  .section-header,
  .builder-card-header,
  .toolbar-row,
  .sticky-action-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .form-grid,
  .split-layout,
  .detail-columns,
  .result-grid,
  .proto-grid,
  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .builder-card-header,
  .builder-card-body,
  .page-section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .sticky-action-bar {
    padding-left: 16px;
    padding-right: 16px;
  }
}