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

:root {
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', Consolas, monospace;

  /* Light theme */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fb;
  --bg-code: #0f1419;
  --bg-nav: #ffffff;
  --bg-hover: #f0f2f5;
  --text-primary: #1a1f36;
  --text-secondary: #5e6578;
  --text-code: #e6edf3;
  --text-code-comment: #768390;
  --border-color: #e3e8ee;
  --accent: #0066ff;
  --accent-hover: #0052cc;
  --success: #00a67d;
  --warning: #f5a623;
  --error: #e25950;
  --code-string: #a5d6ff;
  --code-number: #79c0ff;
  --code-keyword: #ff7b72;
  --code-property: #7ee787;
  --logo-color: #282828;
}

[data-theme='dark'] {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-code: #0d1117;
  --bg-nav: #161b22;
  --bg-hover: #21262d;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-code: #e6edf3;
  --border-color: #30363d;
  --accent: #58a6ff;
  --accent-hover: #79b8ff;
  --logo-color: #e6edf3;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  display: flex;
  align-items: center;
  padding: 0 24px;
}

.header-logo {
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-logo svg {
  height: 20px;
  width: auto;
}

.header-logo svg path {
  fill: var(--logo-color);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 32px;
}

.header-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.header-nav a:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.header-nav a.active {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.version-toggle {
  display: flex;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}
.version-toggle a {
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  color: var(--text-secondary);
  transition: all 0.15s ease;
}
.version-toggle a:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}
.version-toggle a.active {
  background: var(--accent);
  color: white;
}
.version-toggle a.active:hover {
  background: var(--accent-hover);
}

.theme-toggle,
.code-toggle {
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px;
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.theme-toggle:hover,
.code-toggle:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.theme-toggle svg,
.code-toggle svg {
  width: 18px;
  height: 18px;
}

.theme-toggle .icon-moon {
  display: block;
}
.theme-toggle .icon-sun {
  display: none;
}
[data-theme='dark'] .theme-toggle .icon-moon {
  display: none;
}
[data-theme='dark'] .theme-toggle .icon-sun {
  display: block;
}

.code-toggle {
  display: none;
}

.code-toggle-label {
  font-size: 13px;
  font-weight: 500;
  margin-left: 6px;
}

/* Layout */
.layout {
  display: grid;
  grid-template-columns: 260px 1fr 420px;
  margin-top: 64px;
  min-height: calc(100vh - 64px);
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: 64px;
  left: 0;
  width: 260px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  padding: 24px 16px;
  border-right: 1px solid var(--border-color);
  background: var(--bg-nav);
}

.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.nav-section {
  margin-bottom: 24px;
}

.nav-section-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  padding: 0 12px;
  margin-bottom: 8px;
}

.nav-link {
  display: block;
  padding: 8px 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: 6px;
  transition: all 0.15s ease;
}

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

.nav-link.active {
  color: var(--accent);
  background: var(--bg-hover);
}

.nav-link.sub {
  padding-left: 24px;
  font-size: 13px;
  color: var(--text-secondary);
  opacity: 0.85;
}

.nav-link.sub:hover {
  opacity: 1;
}

/* Main content */
.main {
  grid-column: 2;
  padding: 48px 56px;
  max-width: 100%;
  overflow-x: hidden;
}

.main h1 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.main h2 {
  font-size: 24px;
  font-weight: 700;
  margin-top: 56px;
  margin-bottom: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  letter-spacing: -0.3px;
}

.main h2:first-of-type {
  margin-top: 32px;
  border-top: none;
  padding-top: 0;
}

.main h3 {
  font-size: 18px;
  font-weight: 600;
  margin-top: 40px;
  margin-bottom: 12px;
}

.main h3.step-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.main h3.step-header::before {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.main h4 {
  font-size: 15px;
  font-weight: 600;
  margin-top: 32px;
  margin-bottom: 12px;
}

.main p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.main ul,
.main ol {
  color: var(--text-secondary);
  margin-bottom: 16px;
  padding-left: 24px;
}

.main li {
  margin-bottom: 8px;
}

.main a {
  color: var(--accent);
  text-decoration: none;
}

.main a:hover {
  text-decoration: underline;
}

.main code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text-primary);
}

.endpoint {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  padding: 8px 12px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 16px;
}

.endpoint-method {
  background: var(--success);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 11px;
}

.endpoint-method.put {
  background: var(--accent);
}

.endpoint .copy-btn {
  margin-left: auto;
}

.endpoint .copy-btn svg {
  width: 14px;
  height: 14px;
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin-bottom: 24px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th {
  text-align: left;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  color: var(--text-primary);
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

td code {
  font-size: 12px;
}

tr:hover td {
  background: var(--bg-secondary);
}

/*
 * Schema tables have columns: Field | Type | Description (or with Requirement)
 * The type column (2nd) should never wrap values like "number | null"
 */
.schema-table td:nth-child(2) {
  white-space: nowrap;
}

/* Code panel (right column) */
.code-panel {
  position: fixed;
  top: 64px;
  right: 0;
  width: 420px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  background: var(--bg-code);
  padding: 24px;
  transition: transform 0.3s ease;
}

.code-panel::-webkit-scrollbar {
  width: 6px;
}

.code-panel::-webkit-scrollbar-track {
  background: transparent;
}

.code-panel::-webkit-scrollbar-thumb {
  background: #30363d;
  border-radius: 3px;
}

.code-section {
  display: none;
  animation: fadeIn 0.2s ease;
}

.code-section.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.code-block {
  margin-bottom: 24px;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: #161b22;
  border-radius: 8px 8px 0 0;
  border: 1px solid #30363d;
  border-bottom: none;
}

.code-block-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-code);
  font-family: var(--font-sans);
}

.code-block-label {
  font-size: 11px;
  color: white;
  background: #21262d;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  white-space: nowrap;
}

.code-block-label.post {
  background: var(--success);
}

.code-block-label.put {
  background: var(--accent);
}

.code-block-label.error-400 {
  background: var(--warning);
  color: #1a1f36;
}

.code-block-label.error-409 {
  background: var(--error);
}

.code-block-label.error-500 {
  background: var(--error);
}

.code-block-label.success {
  background: var(--success);
}

.copy-btn {
  background: none;
  border: none;
  color: #8b949e;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.copy-btn:hover {
  color: #e6edf3;
  background: #30363d;
}

.copy-btn.copied {
  color: var(--success);
}

.copy-btn svg {
  width: 16px;
  height: 16px;
}

.code-block pre {
  margin: 0;
  padding: 16px;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 0 0 8px 8px;
  overflow-x: auto;
}

.code-block code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-code);
  background: none;
  padding: 0;
}

/* Syntax highlighting */
.code-string {
  color: #a5d6ff;
}
.code-number {
  color: #79c0ff;
}
.code-keyword {
  color: #ff7b72;
}
.code-property {
  color: #7ee787;
}
.code-null {
  color: #ff7b72;
}
.code-comment {
  color: #768390;
}

/* Info boxes */
.info-box {
  padding: 16px 20px;
  border-radius: 8px;
  margin-bottom: 24px;
  border-left: 4px solid;
}

.info-box.note {
  background: rgba(0, 102, 255, 0.08);
  border-color: var(--accent);
}

.info-box.warning {
  background: rgba(245, 166, 35, 0.08);
  border-color: var(--warning);
}

.info-box p {
  margin-bottom: 0;
  color: var(--text-primary);
  font-size: 14px;
}

.info-box p:first-child {
  font-weight: 600;
  margin-bottom: 4px;
}

/* Status badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.status-badge.prequal {
  background: rgba(245, 166, 35, 0.15);
  color: var(--warning);
}

.status-badge.approved {
  background: rgba(0, 166, 125, 0.15);
  color: var(--success);
}

.status-badge.ineligible {
  background: rgba(226, 89, 80, 0.15);
  color: var(--error);
}

.status-badge.declined {
  background: rgba(180, 40, 40, 0.2);
  color: #b42828;
}

.status-badge.funded {
  background: rgba(0, 102, 255, 0.15);
  color: var(--accent);
}

.status-badge.withdrawn {
  background: rgba(94, 101, 120, 0.15);
  color: var(--text-secondary);
}

/* Section anchors */
.section-anchor {
  scroll-margin-top: 88px;
}

/* Schema details collapsible */
.schema-details {
  margin-top: 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

.schema-details summary {
  padding: 16px 20px;
  background: var(--bg-secondary);
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.15s ease;
}

.schema-details summary:hover {
  background: var(--bg-hover);
}

.schema-details summary::marker {
  color: var(--text-secondary);
}

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

.schema-details > h4 {
  padding: 0 20px;
}

.schema-details > h4:first-of-type {
  margin-top: 24px;
}

.schema-details .table-wrapper {
  padding: 0 20px 16px;
}

/* Schema legend */
.schema-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0 20px;
  margin-bottom: 16px;
}

/* Requirement badges */
.req-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
  cursor: pointer;
}

.req-badge.prequal {
  background: rgba(245, 166, 35, 0.15);
  color: var(--warning);
}

.req-badge.approved {
  background: rgba(0, 166, 125, 0.15);
  color: var(--success);
}

.req-badge.optional {
  background: var(--bg-secondary);
  color: var(--text-secondary);
}

[data-theme='dark'] .req-badge.prequal {
  background: rgba(245, 166, 35, 0.2);
}

[data-theme='dark'] .req-badge.approved {
  background: rgba(0, 166, 125, 0.2);
}

[data-theme='dark'] .req-badge.optional {
  background: rgba(139, 148, 158, 0.2);
}

/* Enum link icons */
.enum-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--accent);
  text-decoration: none;
  cursor: pointer;
}

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

.enum-link svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Schema details arrow */
.schema-details summary {
  list-style: none;
  position: relative;
}

.schema-details summary::-webkit-details-marker {
  display: none;
}

.schema-details summary::after {
  content: '';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235e6578' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform 0.2s ease;
}

.schema-details[open] summary::after {
  transform: translateY(-50%) rotate(180deg);
}

[data-theme='dark'] .schema-details summary::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

/* Interactive checklist */
.checklist {
  list-style: none;
  padding-left: 0;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

.checklist li:last-child {
  border-bottom: none;
}

.checklist input[type='checkbox'] {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
  transition: all 0.15s ease;
}

.checklist input[type='checkbox']:hover {
  border-color: var(--accent);
}

.checklist input[type='checkbox']:checked {
  background: var(--success);
  border-color: var(--success);
}

.checklist input[type='checkbox']:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 2px;
  width: 6px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checklist label {
  cursor: pointer;
  flex: 1;
}

.checklist input[type='checkbox']:checked + label {
  color: var(--text-secondary);
  text-decoration: line-through;
}

.checklist-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border-radius: 8px;
}

.checklist-progress-bar {
  flex: 1;
  height: 8px;
  background: var(--border-color);
  border-radius: 4px;
  overflow: hidden;
}

.checklist-progress-fill {
  height: 100%;
  background: var(--success);
  border-radius: 4px;
  transition: width 0.3s ease;
}

.checklist-progress-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* Light theme code */
[data-theme='light'] .code-panel {
  background: #f6f8fa;
}

[data-theme='light'] .code-block-header {
  background: #e9ecef;
  border-color: #d0d7de;
}

[data-theme='light'] .code-block-title {
  color: var(--text-primary);
}

[data-theme='light'] .code-block pre {
  background: #ffffff;
  border-color: #d0d7de;
}

[data-theme='light'] .code-block code {
  color: #24292f;
}

[data-theme='light'] .code-string {
  color: #0a3069;
}

[data-theme='light'] .code-number {
  color: #0550ae;
}

[data-theme='light'] .code-keyword {
  color: #cf222e;
}

[data-theme='light'] .code-property {
  color: #116329;
}

[data-theme='light'] .code-null {
  color: #cf222e;
}

[data-theme='light'] .code-comment {
  color: #6e7781;
}

[data-theme='light'] .copy-btn {
  color: #57606a;
}

[data-theme='light'] .copy-btn:hover {
  color: #24292f;
  background: #d0d7de;
}

[data-theme='light'] .code-panel::-webkit-scrollbar-thumb {
  background: #d0d7de;
}

[data-theme='light'] .code-empty {
  color: #57606a;
}

[data-theme='light'] .code-panel-close {
  background: #e9ecef;
  border-color: #d0d7de;
  color: #57606a;
}

[data-theme='light'] .code-panel-close:hover {
  color: #24292f;
  background: #d0d7de;
}

[data-theme='light'] .code-block-label {
  background: #e9ecef;
  color: #57606a;
}

[data-theme='light'] .code-block-label.post {
  background: var(--success);
  color: white;
}

[data-theme='light'] .code-block-label.put {
  background: var(--accent);
  color: white;
}

[data-theme='light'] .code-block-label.success {
  background: var(--success);
  color: white;
}

[data-theme='light'] .code-block-label.error-400 {
  background: var(--warning);
  color: #1a1f36;
}

[data-theme='light'] .code-block-label.error-409,
[data-theme='light'] .code-block-label.error-500 {
  background: var(--error);
  color: white;
}

/* Code panel overlay for mobile */
.code-panel-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 199;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.code-panel-overlay.active {
  opacity: 1;
}

.code-panel-close {
  display: none;
  position: absolute;
  top: 16px;
  right: 16px;
  background: #21262d;
  border: 1px solid #30363d;
  border-radius: 8px;
  padding: 8px;
  cursor: pointer;
  color: #8b949e;
  z-index: 201;
}

.code-panel-close:hover {
  color: #e6edf3;
  background: #30363d;
}

.code-panel-close svg {
  width: 20px;
  height: 20px;
}

.code-empty {
  color: #8b949e;
  text-align: center;
  padding: 40px 20px;
  font-size: 14px;
}

@media (max-width: 1400px) {
  .layout {
    grid-template-columns: 240px 1fr 380px;
  }
  .sidebar {
    width: 240px;
  }
  .code-panel {
    width: 380px;
  }
}

@media (max-width: 1200px) {
  .layout {
    grid-template-columns: 220px 1fr;
  }
  .sidebar {
    width: 220px;
  }

  .code-toggle {
    display: flex;
  }

  .code-panel {
    width: 420px;
    max-width: 90vw;
    z-index: 200;
    transform: translateX(100%);
  }

  .code-panel.open {
    transform: translateX(0);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
  }

  .code-panel-overlay {
    display: block;
    pointer-events: none;
  }

  .code-panel-overlay.active {
    pointer-events: auto;
  }

  .code-panel-close {
    display: flex;
  }

  .main {
    padding: 32px 40px;
  }
}

@media (max-width: 768px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    display: none;
  }
  .main {
    padding: 24px;
  }
  .header-nav {
    display: none;
  }
  .code-toggle-label {
    display: none;
  }
}