:root {
  --bg: #f2f0ec;
  --bg-card: #ffffff;
  --bg-code: #1a1a1a;
  --text: #1a1a1a;
  --text-secondary: #5a5a5a;
  --text-muted: #8a8a8a;
  --border: #d4d0ca;
  --border-heavy: #1a1a1a;
  --accent: #FF6B4A;
  --accent-light: rgba(255, 107, 74, 0.08);
  --accent-hover: #e85d3d;
  --green-verify: #22c55e;
  --green-light: rgba(34, 197, 94, 0.08);
  --red: #ef4444;
  --yellow: #eab308;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --container: 1080px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
}

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

html {
  scroll-behavior: smooth;
}

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

img, video, iframe, svg {
  max-width: 100%;
  height: auto;
}

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

a:hover {
  color: var(--accent-hover);
}

.hidden {
  display: none !important;
}

/* ── LAYOUT ── */
.site-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-md);
}

/* ── HEADER / NAV ── */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  border-bottom: 2px solid var(--border-heavy);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text);
  text-decoration: none;
  font-family: var(--font-sans);
}

.site-logo-icon {
  width: 28px;
  height: 28px;
}

.site-logo:hover {
  color: var(--text);
}

.site-nav {
  display: flex;
  gap: 0.25rem;
  align-items: center;
}

.nav-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.4rem 0.85rem;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

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

.nav-link-active {
  color: var(--text);
  border-color: var(--border-heavy);
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--border-heavy);
  padding: 0.5rem;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  color: var(--text);
  font-family: var(--font-mono);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-sans);
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 2px solid var(--border-heavy);
  background: var(--text);
  color: var(--bg);
  line-height: 1;
}

.btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border-heavy);
}

.btn-outline:hover {
  background: var(--text);
  color: var(--bg);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 0.9rem 2rem;
  font-size: 0.95rem;
}

.btn-full {
  width: 100%;
}

.btn-group {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

/* ── INPUTS ── */
.input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  font-size: 0.95rem;
  font-family: var(--font-mono);
  background: var(--bg-card);
  color: var(--text);
  transition: border-color 0.15s ease;
}

.input::placeholder {
  color: var(--text-muted);
}

.input:focus {
  outline: none;
  border-color: var(--text);
}

textarea.input {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  resize: vertical;
  min-height: 160px;
}

.form-group {
  margin-bottom: var(--space-sm);
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.optional {
  color: var(--text-muted);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

/* ── CARDS ── */
.card {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: var(--space-md);
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--green-verify);
  transform: translateY(-2px);
}

.card h3 {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.card h3::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--green-verify);
  flex-shrink: 0;
}

.card-sm {
  padding: 1.25rem;
}

.card-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

/* ── TYPOGRAPHY ── */
h1 {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
}

h2 {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: var(--space-sm);
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--space-xs);
}

h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.mono-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.text-accent {
  color: var(--accent);
}

.text-muted {
  color: var(--text-muted);
}

.text-secondary {
  color: var(--text-secondary);
}

/* ── HERO ── */
.hero {
  padding: var(--space-lg) 0 var(--space-lg);
  border-bottom: 2px solid var(--border-heavy);
  margin-bottom: var(--space-lg);
  position: relative;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-label::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--green-verify);
  flex-shrink: 0;
}

.hero h1 {
  max-width: 700px;
  margin-bottom: var(--space-sm);
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 700px;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.hero-cta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ── SECTIONS ── */
.section {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border);
}

.section:last-child {
  border-bottom: none;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: var(--space-xs);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--green-verify);
  flex-shrink: 0;
}

.section-intro {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 700px;
  margin-bottom: var(--space-md);
}

/* ── GRID ── */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

/* ── STAT CARDS ── */
.stat-card {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: 1.25rem;
  border-top: 3px solid var(--green-verify);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  display: block;
}

.stat-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-top: 0.4rem;
  display: block;
}

/* ── CODE BLOCKS ── */
.code-block {
  background: var(--bg-code);
  border: 2px solid var(--border-heavy);
  overflow: hidden;
  margin: var(--space-sm) 0;
  color: #e8e8e8;
}

.code-block pre,
.code-block code {
  color: #e8e8e8;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
}

.code-block pre {
  padding: 1.25rem;
  margin: 0;
  overflow-x: auto;
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  background: #111;
  border-bottom: 1px solid #333;
}

.code-lang {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #777;
  text-transform: uppercase;
}

.code-copy {
  background: transparent;
  border: 1px solid #444;
  color: #888;
  padding: 0.2rem 0.6rem;
  font-size: 0.7rem;
  cursor: pointer;
  font-family: var(--font-mono);
  transition: all 0.15s;
}

.code-copy:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.code-content {
  padding: 1.25rem;
  overflow-x: auto;
}

.code-content pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: #e8e8e8;
}

.code-content .comment { color: #666; }
.code-content .string { color: var(--accent); }
.code-content .keyword { color: #c792ea; }
.code-content .function { color: #82aaff; }

/* ── TABLES ── */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border-heavy);
}

.table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.table td:first-child {
  color: var(--text);
  font-weight: 500;
}

/* ── BADGES ── */
.badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: 1px solid currentColor;
}

.badge-verified {
  color: var(--green-verify);
  background: var(--green-light);
}

.badge-accent {
  color: var(--accent);
}

.badge-muted {
  color: var(--text-muted);
}

/* ── CALLOUT ── */
.callout {
  border-left: 3px solid var(--accent);
  padding: 1.25rem 1.5rem;
  background: var(--accent-light);
  margin: var(--space-sm) 0;
}

.callout h4 {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.callout p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

/* ── FIELD ROWS ── */
.field-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  gap: var(--space-sm);
}

.field-row:last-child {
  border-bottom: none;
}

.field-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  flex-shrink: 0;
}

.field-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  text-align: right;
  word-break: break-all;
}

.field-value-text {
  font-size: 0.85rem;
  color: var(--text);
  text-align: right;
}

/* ── COPY BUTTON ── */
.copy-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.65rem;
  padding: 0.15rem 0.4rem;
  cursor: pointer;
  font-family: var(--font-mono);
  margin-left: 0.4rem;
  transition: all 0.15s;
}

.copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── STEPS ── */
.step-number {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--text);
  color: var(--bg);
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-mono);
  margin-bottom: 0.75rem;
}

.step-number-lg {
  width: 3rem;
  height: 3rem;
  font-size: 1.25rem;
  background: var(--green-verify);
  color: #fff;
}

/* ── FOOTER ── */
.site-footer {
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 2px solid var(--border-heavy);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border);
}

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  transition: color 0.15s;
}

.footer-nav a:hover {
  color: var(--text);
}

.footer-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-meta a {
  color: var(--text-muted);
  font-weight: 500;
}

.footer-meta a:hover {
  color: var(--accent);
}

/* ── QR / VERIFICATION ── */
.qr-container {
  margin-top: var(--space-sm);
  text-align: center;
  padding: var(--space-sm);
  background: var(--bg);
  border: 2px solid var(--border);
}

/* ── MODAL ── */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: var(--space-md);
  max-width: 480px;
  width: 90%;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text);
}

/* ── API DOCS ── */
.api-endpoint {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: 1.25rem;
  margin: var(--space-sm) 0;
}

.api-method {
  display: inline-block;
  padding: 0.15rem 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  margin-right: 0.5rem;
  background: var(--accent-light);
  color: var(--accent);
  border: 1px solid var(--accent);
}

.api-method.post {
  background: rgba(124, 58, 237, 0.08);
  color: #7c3aed;
  border-color: #7c3aed;
}

.api-path {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
}

.api-desc {
  margin-top: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* ── ECONOMY PAGE ── */
.journey-detailed {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.journey-step-detailed {
  border: 2px solid var(--border-heavy);
  overflow: hidden;
}

.step-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 1.25rem;
  background: var(--bg-card);
  border-bottom: 2px solid var(--border-heavy);
}

.step-header h2 {
  font-size: 1.25rem;
  margin: 0;
}

.step-body {
  padding: 1.5rem;
}

.step-summary {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

.step-details h4 {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.5rem;
  margin-top: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.step-details h4:first-child {
  margin-top: 0;
}

.step-details ul {
  list-style: none;
  padding: 0;
}

.step-details li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.step-details li::before {
  content: "\2014";
  position: absolute;
  left: 0;
  color: var(--border);
}

/* ── REGISTRY ── */
.registry-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border);
}

.registry-list {
  max-width: 100%;
  margin: var(--space-md) auto;
}

.registry-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  background: var(--bg-card);
  border: 2px solid var(--border);
  margin-bottom: 0.5rem;
  transition: border-color 0.15s;
}

.registry-item:hover {
  border-color: var(--border-heavy);
}

.agent-icon {
  width: 40px;
  height: 40px;
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.agent-info { flex: 1; }

.agent-name {
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 600;
}

.agent-key {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.agent-meta {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.agent-badges {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.agent-badge {
  font-size: 0.6rem;
  padding: 0.2rem 0.4rem;
  background: rgba(34, 197, 94, 0.08);
  color: var(--green-verify);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.token-badge {
  font-size: 0.6rem;
  padding: 0.2rem 0.4rem;
  background: rgba(234, 179, 8, 0.08);
  color: var(--yellow);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  border: 1px solid rgba(234, 179, 8, 0.3);
}

.registry-empty,
.registry-loading {
  text-align: center;
  padding: var(--space-lg);
  color: var(--text-muted);
}

/* ── DASHBOARD ── */
.dashboard-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.dashboard-meta-left {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.refresh-btn {
  background: transparent;
  border: 2px solid var(--border);
  color: var(--text-secondary);
  padding: 0.3rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  cursor: pointer;
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.refresh-btn:hover {
  border-color: var(--border-heavy);
  color: var(--text);
}

.section-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--border-heavy);
  color: var(--text);
}

.funnel-section,
.chart-section,
.wallet-section,
.feed-section {
  margin-bottom: var(--space-lg);
}

.funnel-bar {
  display: flex;
  height: 36px;
  overflow: hidden;
  margin-bottom: 0.75rem;
  border: 2px solid var(--border-heavy);
}

.funnel-segment {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: #000;
  min-width: 30px;
}

.funnel-legend {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.funnel-legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.funnel-dot {
  width: 10px;
  height: 10px;
  flex-shrink: 0;
}

.chart-wrap {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: 1.5rem;
}

.wallet-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.wallet-card {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: 1.25rem;
}

.wallet-card .stat-value {
  font-size: 1.5rem;
}

.feed-list {
  max-height: 400px;
  overflow-y: auto;
  border: 2px solid var(--border-heavy);
  background: var(--bg-card);
}

.feed-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.feed-item:last-child {
  border-bottom: none;
}

.feed-dot {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
}

.feed-type {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  min-width: 110px;
}

.feed-agent {
  flex: 1;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.feed-time {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.feed-empty {
  padding: var(--space-md);
  text-align: center;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* ── TOKEN SECTION ── */
.token-chains {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin: var(--space-sm) 0;
}

.token-chain-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.25rem;
  border: 2px solid var(--border-heavy);
  background: var(--bg-card);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s;
}

.token-chain-card:hover {
  border-color: var(--accent);
  color: var(--text);
}

.token-chain-name {
  font-weight: 700;
  font-size: 1rem;
}

.token-address {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.token-chain-note {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ── WHITEPAPER ── */
.wp-page {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-md);
}

.wp-header {
  text-align: center;
  padding: var(--space-sm) 0;
  border-bottom: 2px solid var(--border-heavy);
  margin-bottom: var(--space-lg);
}

.wp-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.wp-header h1 {
  font-size: 2.5rem;
  color: var(--text);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.wp-header h1 span { color: var(--accent); }

.wp-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto 1.25rem;
  line-height: 1.7;
}

.wp-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.wp-meta span { margin: 0 0.75rem; }

.wp-contract {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.3rem 1rem;
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
  word-break: break-all;
}

.wp-contract:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.wp-toc {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
}

.wp-toc h3 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.wp-toc ol {
  list-style: none;
  padding: 0;
  columns: 2;
  column-gap: 2rem;
}

.wp-toc li { padding: 0.35rem 0; break-inside: avoid; }

.wp-toc a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.15s;
}

.wp-toc a:hover { color: var(--accent); }

.toc-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-right: 0.5rem;
}

.wp-section {
  margin-bottom: var(--space-lg);
  scroll-margin-top: 2rem;
}

.wp-section-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.wp-section h2 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.wp-section h3 {
  font-size: 1.1rem;
  margin: 1.75rem 0 0.6rem;
}

.wp-section p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 0.75rem;
}

.wp-section ul, .wp-section ol {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 0.75rem;
  padding-left: 1.5rem;
}

.wp-section li { margin-bottom: 0.35rem; }

.wp-callout {
  border-left: 3px solid var(--accent);
  padding: 1.25rem 1.5rem;
  background: var(--accent-light);
  margin: 1.25rem 0;
}

.wp-callout h4 {
  color: var(--accent);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
  font-weight: 600;
}

.wp-callout p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.9rem;
  margin-bottom: 0;
}

.wp-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.wp-node {
  background: var(--accent-light);
  border: 2px solid var(--accent);
  padding: 0.75rem 1rem;
  text-align: center;
  min-width: 110px;
}

.wp-node-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.15rem;
}

.wp-node-value {
  font-size: 0.85rem;
  color: var(--text);
  font-weight: 600;
}

.wp-arrow {
  font-size: 1.2rem;
  color: var(--border);
  padding: 0 0.3rem;
}

.wp-table { width: 100%; border-collapse: collapse; margin: 1.25rem 0; font-size: 0.88rem; }
.wp-table th { text-align: left; padding: 0.6rem 0.75rem; border-bottom: 2px solid var(--border-heavy); font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.wp-table td { padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--border); color: var(--text-secondary); }
.wp-table td:first-child { color: var(--text); font-weight: 500; }

.wp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1.25rem 0; }
.wp-grid-card { background: var(--bg-card); border: 2px solid var(--border); padding: 1.25rem; }
.wp-grid-card h4 { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text); margin-bottom: 0.4rem; }
.wp-grid-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 0; }

.wp-divider { border: none; border-top: 2px solid var(--border-heavy); margin: var(--space-lg) 0; }

.wp-cta { text-align: center; padding: var(--space-lg) 0 var(--space-md); border-top: 2px solid var(--border-heavy); }
.wp-cta h2 { font-size: 1.6rem; margin-bottom: 0.75rem; }
.wp-cta p { color: var(--text-secondary); font-size: 0.95rem; max-width: 600px; margin: 0 auto 1.25rem; line-height: 1.7; }
.wp-cta-links { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

.wp-phase { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1.25rem; }
.wp-phase-marker { min-width: 70px; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); padding-top: 0.15rem; text-align: right; }
.wp-phase-content { flex: 1; border-left: 2px solid var(--accent); padding-left: 1rem; }
.wp-phase-content h4 { font-size: 0.95rem; color: var(--text); margin-bottom: 0.25rem; }
.wp-phase-content p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 0; }

.back-link {
  display: inline-block;
  margin-bottom: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
}

.back-link:hover { color: var(--accent); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.35rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .token-chains { grid-template-columns: 1fr; }
  .wallet-grid { grid-template-columns: 1fr; }
  .wp-toc ol { columns: 1; }
  .wp-grid { grid-template-columns: 1fr; }
  .wp-diagram { flex-direction: column; }
  .wp-arrow { transform: rotate(90deg); }
  .wp-phase { flex-direction: column; }
  .wp-phase-marker { text-align: left; min-width: auto; }
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  pre, code { overflow-x: auto; max-width: 100%; }
  .response-field { flex-direction: column; gap: 0.25rem; }
  .field-name { min-width: auto; }
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    border-top: 2px solid var(--border-heavy);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
  }
  .site-nav.nav-open { display: flex; }
  .site-nav .nav-link {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    width: 100%;
  }
  .site-nav .nav-link:last-child { border-bottom: none; }
  .site-header {
    flex-wrap: wrap;
  }
  .header-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    border-top: 2px solid var(--border-heavy);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
  }
  .header-nav.nav-open { display: flex; }
  .header-nav .nav-link {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    width: 100%;
  }
  .header-nav .nav-link:last-child { border-bottom: none; }
  .header {
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }
  .site-container { padding: var(--space-sm); }
  .card { padding: 1.25rem; }
  .section-card { padding: 1rem; }

  .hero { padding: var(--space-lg) 0 var(--space-md); }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .input {
    min-height: 44px;
    font-size: 16px;
  }

  .btn {
    min-height: 44px;
  }

  .registry-stats {
    gap: var(--space-md);
  }

  .stat-value {
    font-size: 1.5rem;
  }

  .footer-meta {
    flex-direction: column;
    text-align: center;
  }
}

/* ── ECONOMY NOTICE ── */
.economy-notice {
  margin-bottom: var(--space-md);
}

.notice-card {
  border-left: 3px solid var(--accent);
  padding: 1.25rem 1.5rem;
  background: var(--accent-light);
}

.notice-card h3 {
  color: var(--accent);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.notice-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

/* ── PAGE HERO ── */
.page-hero {
  margin-bottom: var(--space-lg);
  text-align: center;
}

.page-hero h1 {
  font-size: 2.25rem;
  margin-bottom: 0.75rem;
}

.page-intro {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 700px;
  margin: 0 auto;
}

.economy-badge {
  display: inline-block;
  padding: 0.4rem 0.85rem;
  border: 2px solid var(--border-heavy);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.cta-section {
  text-align: center;
  padding: var(--space-lg);
  border: 2px solid var(--border-heavy);
  margin: var(--space-lg) 0;
  position: relative;
  border-top: 4px solid var(--green-verify);
}

.cta-section h2 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.cta-section p {
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

/* ── HIGHLIGHT BOX ── */
.highlight-box {
  background: var(--accent-light);
  border: 2px solid var(--accent);
  padding: 1.25rem;
  margin: var(--space-sm) 0;
}

.highlight-box h4 {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.highlight-box p {
  color: var(--text);
  font-size: 0.9rem;
  margin: 0;
}

/* ── DOCS ── */
.docs-container {
  max-width: 1080px;
  margin: 0 auto;
}

.docs-header {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--border-heavy);
}

.docs-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.docs-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.docs-nav {
  display: flex;
  gap: 1.5rem;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.docs-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  transition: color 0.15s;
}

.docs-nav a:hover, .docs-nav a.active {
  color: var(--accent);
}

.docs-section {
  margin-bottom: var(--space-lg);
}

.docs-section h2 {
  font-size: 1.35rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--border-heavy);
  margin-bottom: var(--space-sm);
}

.docs-section h3 {
  font-size: 1.05rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
  margin-top: 1.5rem;
}

.docs-section p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-sm) 0;
}

.comparison-table th, .comparison-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.comparison-table th {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.comparison-table .highlight { color: var(--accent); font-weight: 600; }

.response-field {
  display: flex;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}

.response-field:last-child { border-bottom: none; }

.field-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  min-width: 130px;
}

.field-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.llms-box {
  background: var(--accent-light);
  border: 2px solid var(--accent);
  padding: 1.5rem;
  margin: var(--space-md) 0;
}

.llms-box h4 { color: var(--accent); font-size: 0.95rem; font-weight: 600; margin-bottom: 0.5rem; }
.llms-box p { color: var(--text); font-size: 0.88rem; margin-bottom: 0.75rem; }
.llms-box code { display: block; background: var(--bg-code); color: #e8e8e8; padding: 0.75rem; font-family: var(--font-mono); font-size: 0.8rem; margin-bottom: 0.75rem; }
.llms-box a { color: var(--accent); font-weight: 500; }

.security-list { list-style: none; padding: 0; margin: var(--space-sm) 0; }
.security-list li { display: flex; gap: 0.75rem; padding: 0.6rem 0; border-bottom: 1px solid var(--border); }
.security-list li:last-child { border-bottom: none; }
.security-num { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; background: var(--accent-light); color: var(--accent); font-family: var(--font-mono); font-weight: 700; font-size: 0.7rem; flex-shrink: 0; }
.security-content { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.5; }
.security-content strong { color: var(--text); }

.alert-box { background: rgba(239, 68, 68, 0.06); border: 2px solid var(--red); padding: 1rem 1.25rem; margin: var(--space-sm) 0; }
.alert-box h5 { color: var(--red); font-size: 0.8rem; font-weight: 600; margin-bottom: 0.3rem; }
.alert-box p { color: var(--text); font-size: 0.85rem; margin: 0; }

/* ── PROFILE PAGE ── */
.profile-container {
  max-width: 1080px;
  margin: 0 auto;
}

.profile-loading, .profile-error {
  text-align: center;
  padding: var(--space-lg) var(--space-sm);
  color: var(--text-muted);
}

.profile-error h2 {
  color: var(--text);
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  border-bottom: none;
  text-transform: none;
  letter-spacing: normal;
}

.section-card {
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
  padding: 1.5rem;
  margin-bottom: var(--space-sm);
}

.section-card-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.badge-verified {
  display: inline-block;
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  color: var(--green-verify);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  border: 1px solid var(--green-verify);
}

.badge-none {
  display: inline-block;
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--border);
}

.empty-state-text {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: italic;
}

.allocation-table { width: 100%; border-collapse: collapse; margin-top: 0.4rem; }
.allocation-table th { font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; text-align: left; padding: 0.4rem 0.5rem; border-bottom: 2px solid var(--border-heavy); font-weight: 600; }
.allocation-table td { font-size: 0.8rem; color: var(--text-secondary); padding: 0.35rem 0.5rem; border-bottom: 1px solid var(--border); }

.utility-list { list-style: none; padding: 0; margin: 0.4rem 0 0; }
.utility-list li { font-size: 0.85rem; color: var(--text-secondary); padding: 0.25rem 0; border-bottom: 1px solid var(--border); }
.utility-list li:last-child { border-bottom: none; }
.utility-list li::before { content: "\2192 "; color: var(--accent); }

.activity-table { width: 100%; border-collapse: collapse; }
.activity-table th { font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; text-align: left; padding: 0.4rem 0; border-bottom: 2px solid var(--border-heavy); font-weight: 600; }
.activity-table td { font-size: 0.8rem; color: var(--text-secondary); padding: 0.4rem 0; border-bottom: 1px solid var(--border); font-family: var(--font-mono); }

.tokenomics-block { margin-bottom: 0.75rem; }
.tokenomics-block:last-child { margin-bottom: 0; }
.tokenomics-label { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 0.2rem; }
.tokenomics-value { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }

/* ── NARROW CONTAINER ── */
.narrow-container {
  max-width: 640px;
  margin: 0 auto;
}

/* ── VERIFY PAGE ── */
.verify-card {
  max-width: 100%;
}

.verify-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

.verify-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 100%;
}

.agent-tip {
  margin-top: var(--space-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.agent-tip a {
  color: var(--accent);
}

/* ── LOOKUP ── */
.lookup-form {
  display: flex;
  gap: 0.5rem;
}

.lookup-form .input {
  flex: 1;
}

.lookup-result {
  margin-top: var(--space-sm);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.lookup-result.verified {
  background: rgba(34, 197, 94, 0.06);
  border: 2px solid var(--green-verify);
}

.lookup-result.not-verified {
  background: rgba(239, 68, 68, 0.06);
  border: 2px solid var(--red);
}

/* ── STEP FLOW (docs) ── */
.step-flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-sm);
  margin: var(--space-sm) 0;
}

.step-card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  padding: 1.25rem;
  transition: border-color 0.15s;
}

.step-card:hover {
  border-color: var(--border-heavy);
}

.step-card h4 {
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.step-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

/* ── CHECK VERIFICATION ── */
.check-form {
  margin: var(--space-sm) 0;
}

.input-button-row {
  display: flex;
  gap: 0.75rem;
}

.input-button-row .input {
  flex: 1;
}

.check-result {
  margin-top: var(--space-sm);
  padding: 1.25rem;
  background: var(--bg-card);
  border: 2px solid var(--border-heavy);
}

.result-verified {
  border-left: 4px solid var(--green-verify);
  padding-left: 1rem;
}

.result-verified h4 {
  color: var(--green-verify);
  margin-bottom: 0.75rem;
}

.result-verified p {
  margin: 0.5rem 0;
  font-size: 0.9rem;
}

.result-verified a {
  color: var(--accent);
}

.result-unverified {
  border-left: 4px solid var(--red);
  padding-left: 1rem;
}

.result-unverified h4 {
  color: var(--red);
  margin-bottom: 0.75rem;
}

.result-error {
  color: var(--red);
}

.api-method.put {
  background: rgba(96, 165, 250, 0.08);
  color: #3b82f6;
  border-color: #3b82f6;
}

.api-method.get {
  background: var(--accent-light);
  color: var(--accent);
  border-color: var(--accent);
}

/* ── HEADER LOGO ── */
.header-logo-link {
  text-decoration: none;
  color: inherit;
}