/* BananaBlocks - BSV Blockchain Explorer */
/* Custom properties (Dark theme default) */
:root {
  --bg: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --text: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #484f58;
  --border: #30363d;
  --link: #58a6ff;
  --link-hover: #79c0ff;
  --accent: #f0c000;
  --accent-hover: #f5d040;
  --green: #3fb950;
  --red: #f85149;
  --yellow: #d29922;
  --blue: #58a6ff;
  --purple: #bc8cff;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.3);
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  --container-width: 1200px;
}

[data-theme="light"] {
  --bg: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --text: #1f2328;
  --text-secondary: #656d76;
  --text-muted: #8b949e;
  --border: #d0d7de;
  --link: #0969da;
  --link-hover: #0550ae;
  --accent: #d4a012;
  --shadow: 0 1px 3px rgba(0,0,0,0.1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1rem;
}

/* Navbar */
.navbar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--accent);
  text-decoration: none;
}
.logo:hover { color: var(--accent-hover); }
.logo-icon { width: 40px; height: 40px; border-radius: 8px; }

.nav-links {
  display: flex;
  gap: 1rem;
}
.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--text); }

.search-form {
  flex: 1;
  display: flex;
  max-width: 500px;
}

.search-input {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-right: none;
  border-radius: var(--radius) 0 0 var(--radius);
  padding: 0.5rem 0.75rem;
  color: var(--text);
  font-size: 0.85rem;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus { outline: none; border-color: var(--accent); }

.search-btn {
  background: var(--accent);
  border: none;
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 0.5rem 1rem;
  color: #000;
  font-weight: 600;
  cursor: pointer;
}
.search-btn:hover { background: var(--accent-hover); }

.settings-menu {
  position: relative;
  display: flex;
  align-items: center;
}
.settings-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.35rem 0.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.settings-toggle:hover { color: var(--accent); border-color: var(--accent); }
.settings-icon { display: block; }
.settings-panel {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 260px;
  z-index: 200;
  padding: 1rem;
}
.settings-menu.open .settings-panel { display: block; }
.settings-title {
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
  font-size: 1rem;
}
.settings-group { margin-bottom: 0.9rem; }
.settings-group:last-child { margin-bottom: 0; }
.settings-label {
  color: var(--text-secondary);
  font-size: 0.8rem;
  margin-bottom: 0.4rem;
}
.settings-options {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.settings-option {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.35rem 0.75rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
}
.settings-option:hover { color: var(--text); }
.settings-option.active {
  color: var(--accent);
  border-color: var(--accent);
  background: transparent;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Nav Dropdown */
.nav-dropdown {
  position: relative;
  display: flex;
  align-items: center;
}
.nav-dropdown-trigger {
  cursor: pointer;
}
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 200px;
  z-index: 200;
  padding: 0.5rem 0;
  padding-top: 1rem;
}
.nav-dropdown:hover .nav-dropdown-menu {
  display: block;
}
.nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
  white-space: nowrap;
}
.nav-dropdown-menu a:hover {
  background: var(--bg-tertiary);
  color: var(--text);
}
.dropdown-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.nav-dropdown-menu hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0.25rem 0;
}

/* Main content */
main {
  padding: 2rem 1rem;
  min-height: calc(100vh - 140px);
}

h1 { font-size: 1.75rem; margin-bottom: 1rem; }
h2 { font-size: 1.35rem; margin-bottom: 0.75rem; }
h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }

/* Hero */
.hero {
  text-align: center;
  padding: 3rem 0 2rem;
}
.hero h1 { font-size: 2.5rem; color: var(--accent); }
.hero-search {
  display: flex;
  max-width: 700px;
  margin: 1.5rem auto 0;
}
.hero-search-input {
  flex: 1;
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-right: none;
  border-radius: var(--radius) 0 0 var(--radius);
  padding: 0.75rem 1rem;
  color: var(--text);
  font-size: 1rem;
}
.hero-search-input:focus { outline: none; border-color: var(--accent); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: var(--border); color: var(--text); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
}
.btn-primary:hover { background: var(--accent-hover); color: #000; }
.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }
.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
  font-weight: 600;
}
.btn-accent:hover { background: var(--accent-hover); color: #000; }

.tx-actions {
  display: flex;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

/* Stat cards */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  overflow: hidden;
  container-type: inline-size;
}
.stat-label { font-size: 0.8rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-value { font-size: clamp(1rem, 3.5cqi, 1.5rem); font-weight: 700; white-space: nowrap; }

/* Stats cards section */
.stats-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

/* Tables */
.table-wrap { overflow-x: auto; margin-bottom: 1rem; }

.table {
  width: 100%;
  border-collapse: collapse;
}
.table th, .table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.table th {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--bg-secondary);
}
.table tr:hover { background: var(--bg-secondary); }
.table td.text-right, .table th.text-right { text-align: right; }
.table .muted { color: var(--text-secondary); }
.table td.nowrap { white-space: nowrap; }

/* Detail grids */
.detail-grid {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2rem;
}
.detail-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  border-bottom: 1px solid var(--border);
}
.detail-row:last-child { border-bottom: none; }
.detail-label {
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  font-weight: 500;
}
.detail-value {
  padding: 0.75rem 1rem;
  word-break: break-all;
}

/* Tx summary grid (2-col flowing layout) */
.tx-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2rem;
}
.tx-summary-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}
.tx-summary-item:nth-last-child(2):nth-child(odd),
.tx-summary-item:last-child:nth-child(even) { border-bottom: none; }
.tx-summary-item:last-child:nth-child(odd) { border-bottom: none; }
.tx-summary-item:nth-child(odd) { border-right: 1px solid var(--border); }
.tx-summary-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}
.tx-summary-value {
  display: block;
  font-size: 0.95rem;
  word-break: break-all;
}
@media (max-width: 480px) {
  .tx-summary { grid-template-columns: 1fr; }
  .tx-summary-item:nth-child(odd) { border-right: none; }
  .tx-summary-item:last-child { border-bottom: none; }
  .tx-summary-item:nth-last-child(-n+2) { border-bottom: 1px solid var(--border); }
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-green { background: rgba(63,185,80,0.15); color: var(--green); }
.badge-red { background: rgba(248,81,73,0.15); color: var(--red); }
.badge-yellow { background: rgba(210,153,34,0.15); color: var(--yellow); }
.badge-blue { background: rgba(88,166,255,0.15); color: var(--blue); }
.badge-protocol { background: rgba(188,140,255,0.15); color: var(--purple); margin-right: 0.25rem; }

/* TX IO visualization */
.tx-io {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  margin: 2rem 0;
}
.tx-inputs, .tx-outputs {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  min-width: 0;
}
.tx-arrow {
  display: flex;
  align-items: center;
  font-size: 2rem;
  color: var(--text-muted);
}
.io-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.io-item:last-child { border-bottom: none; }
.io-index { font-size: 0.85em; min-width: 1.8em; flex-shrink: 0; }
.io-address { flex: 1; min-width: 0; display: flex; flex-direction: column; overflow: hidden; }
.io-address a, .io-address .mono { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.io-value { font-weight: 600; font-size: 0.85rem; white-space: nowrap; }

.output-protocols {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
  width: 100%;
  margin-top: 0.25rem;
}
.output-detail {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.25rem 0.5rem;
  margin-top: 0.25rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  font-size: 0.85rem;
  flex-wrap: wrap;
}
.detail-tag {
  font-weight: 600;
  color: var(--accent);
  font-size: 0.75rem;
  text-transform: uppercase;
  min-width: 5rem;
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1rem;
}
.tab {
  padding: 0.6rem 1.25rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* Monospace */
.mono { font-family: var(--font-mono); font-size: 0.85em; }
.hash-cell { max-width: 200px; overflow: hidden; text-overflow: ellipsis; }
.tx-id { font-family: var(--font-mono); font-size: 0.9rem; color: var(--text-secondary); word-break: break-all; margin-bottom: 1.5rem; }
.address-id { font-family: var(--font-mono); font-size: 0.95rem; color: var(--text-secondary); margin-bottom: 1.5rem; }

/* Section headers */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.page-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.nav-arrows { display: flex; gap: 0.5rem; }

/* Load more */
.load-more { text-align: center; padding: 1rem; }

/* Tools */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}
.tool-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.tool-card p { color: var(--text-secondary); margin-bottom: 1rem; }
.input-full {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
  resize: vertical;
}

/* Charts */
.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.chart-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

/* API docs */
.api-section { margin-bottom: 2rem; }
.api-endpoint {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.api-endpoint code { font-family: var(--font-mono); color: var(--accent); }
.api-endpoint p { color: var(--text-secondary); font-size: 0.85rem; margin: 0; }
.method {
  display: inline-block;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}
.method.get { background: rgba(63,185,80,0.15); color: var(--green); }
.method.post { background: rgba(88,166,255,0.15); color: var(--blue); }

/* Error page */
.error-page { text-align: center; padding: 4rem 0; }
.error-page h1 { font-size: 4rem; color: var(--accent); }
.error-page p { color: var(--text-secondary); margin-bottom: 2rem; }

/* Search no result */
.search-noresult { max-width: 600px; margin: 2rem auto; }
.search-noresult ul { padding-left: 1.5rem; color: var(--text-secondary); }
.error-hint { color: var(--red); }

/* Raw tx */
.raw-tx {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 1rem;
}
.raw-tx summary {
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-weight: 500;
}
.raw-tx > div {
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  word-break: break-all;
  max-height: 300px;
  overflow-y: auto;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem 0;
}
.pagination-info { color: var(--text-secondary); font-size: 0.9rem; }
.btn.disabled, .btn-outline.disabled { opacity: 0.4; pointer-events: none; cursor: default; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text-secondary); }
.btn-outline:hover { background: var(--bg-tertiary); color: var(--text); }

/* Mempool cards */
.mempool-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 1rem;
  padding: 1rem;
}
.mempool-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}
.mempool-card-header a { word-break: break-all; }
.mempool-card .tx-io { margin: 0.75rem 0 0; }
.mempool-card .tx-io h4 { margin: 0 0 0.5rem; font-size: 0.9rem; color: var(--text-secondary); }
.io-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.5rem;
  margin-top: 0.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Mempool charts section */
.mempool-charts-section { margin-bottom: 1.5rem; }
.mempool-extra-stats {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}
.mempool-extra-stats .stat-card { flex: 1; }
.mempool-histogram-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.mempool-histogram-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}
.mempool-histogram-box h3 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}
.histogram {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 120px;
}
.histogram-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}
.histogram-count {
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-bottom: 2px;
  min-height: 1em;
}
.histogram-bar-wrap {
  flex: 1;
  width: 100%;
  display: flex;
  align-items: flex-end;
}
.histogram-bar {
  width: 100%;
  background: var(--accent);
  border-radius: 2px 2px 0 0;
  min-height: 0;
  transition: height 0.3s ease;
}
.histogram-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-align: center;
  white-space: nowrap;
}

/* Mempool protocol breakdown */
.mempool-protocols-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1.5rem;
}
.mempool-protocols-section h3 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}
.protocol-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.protocol-bar-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.protocol-bar-label {
  min-width: 95px;
  flex-shrink: 0;
  text-align: right;
}
.protocol-bar-track {
  flex: 1;
  height: 20px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
}
.protocol-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease;
  opacity: 0.8;
}
.protocol-bar-count {
  width: 50px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* Transaction canvas */
.tx-canvas-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1.5rem;
}
.tx-canvas-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.tx-canvas-header h3 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}
.tx-canvas-controls {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.tx-canvas-controls .btn {
  min-width: 28px;
  padding: 0.15rem 0.4rem;
  font-size: 0.8rem;
}
.tx-canvas-controls .btn.active {
  background: var(--accent);
  color: var(--bg);
}
.tx-canvas-window {
  font-size: 0.75rem;
  color: var(--text-muted);
  min-width: 24px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.tx-canvas-wrap {
  position: relative;
  height: 180px;
  background: var(--bg);
  border-radius: 4px;
  overflow: hidden;
}
.tx-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.canvas-tooltip {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  white-space: nowrap;
  z-index: 10;
  animation: feed-fadein 0.2s ease;
}

/* Live feed */
.live-feed-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1.5rem;
}
.live-feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}
.live-feed-header h3 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
}
.live-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  display: inline-block;
}
.live-indicator.connected {
  background: var(--green);
  animation: pulse-green 2s infinite;
}
@keyframes pulse-green {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.live-feed-rate {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.live-feed {
  max-height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.feed-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  animation: feed-fadein 0.3s ease;
}
.feed-item:hover { background: var(--bg-tertiary); }
@keyframes feed-fadein {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
.feed-item .badge { flex-shrink: 0; }
.feed-txid {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--link);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.feed-txid:hover { color: var(--link-hover); }
.feed-value {
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.feed-size {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.feed-time {
  color: var(--text-muted);
  white-space: nowrap;
  margin-left: auto;
}

@media (max-width: 768px) {
  .mempool-histogram-row { grid-template-columns: 1fr; }
  .mempool-extra-stats { flex-direction: column; }
  .feed-size, .feed-time { display: none; }
}

/* Loading */
.loading { color: var(--text-muted); font-style: italic; }
.hint { color: var(--text-muted); font-size: 0.85rem; }
.subtitle { color: var(--text-secondary); margin-bottom: 1.5rem; }
.muted { color: var(--text-muted); }

/* Alerts */
.alert { padding: 0.75rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; }
.alert-error { background: rgba(248,81,73,0.1); border: 1px solid var(--red); color: var(--red); }

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: 3rem;
}
.footer-inner { text-align: center; }
.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
}
.footer-links a { color: var(--text-secondary); font-size: 0.85rem; }
.footer-text { color: var(--text-muted); font-size: 0.8rem; }
.footer-sep { margin: 0 0.4rem; }
.footer-logo { height: 48px; width: auto; vertical-align: middle; margin-left: 4px; opacity: 0.8; transition: opacity 0.2s; }
.footer-logo:hover { opacity: 1; }

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open { display: flex; flex-direction: column; width: 100%; }
  .nav-toggle { display: block; }
  .search-form { display: none; order: -1; width: 100%; max-width: none; }
  .search-form.open { display: flex; }
  .search-input { font-size: 16px; }
  .hero h1 { font-size: 1.75rem; }
  .tx-io { grid-template-columns: 1fr; }
  .tx-arrow { justify-content: center; transform: rotate(90deg); }
  .io-address { flex-basis: 100%; }
  .detail-row { grid-template-columns: 1fr; }
  .detail-label { border-bottom: none; }
  .tools-grid { grid-template-columns: 1fr; }
  .chart-grid { grid-template-columns: 1fr; }
  .nav-dropdown-menu { position: static; box-shadow: none; border: none; padding: 0 0 0 1rem; margin: 0; }
  .nav-dropdown-menu a { padding: 0.3rem 0; }
  .hide-mobile { display: none !important; }
  .table th, .table td { padding: 0.4rem 0.5rem; font-size: 0.85rem; }
  .table th { font-size: 0.7rem; }
}

@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .hero { padding: 2rem 0 1rem; }
  .hide-mobile-sm { display: none !important; }
  .table th, .table td { padding: 0.35rem 0.4rem; font-size: 0.8rem; }
}

/* Stats layout */
.stats-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.stats-charts {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.stats-tabs {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1rem;
}
.stats-tabs .tab {
  padding: 0.5rem 1rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font-size: 0.9rem;
}
.stats-tabs .tab:hover { color: var(--text); }
.stats-tabs .tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.time-range-btns {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.time-btn {
  padding: 0.3rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
}
.time-btn:hover { background: var(--border); color: var(--text); }
.time-btn.active { background: var(--accent); color: #000; border-color: var(--accent); }
.time-btn.disabled { opacity: 0.3; cursor: not-allowed; }
.chart-area { position: relative; height: 350px; }
.chart-area canvas { width: 100% !important; height: 100% !important; }

.stats-sidebar {
  min-width: 0;
}
.stats-sidebar-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
.stats-sidebar-grid .stat-card {
  padding: 1rem;
}
.stat-sublabel {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.stat-value-sm {
  font-size: 1.1rem;
}

/* Fee bar */
.fee-bar {
  display: flex;
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  flex-wrap: wrap;
}
.fee-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  min-width: 150px;
}
.fee-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.fee-value {
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

/* Mempool charts */
#mempool-charts .mempool-summary { display: flex; gap: 1rem; margin-bottom: 1rem; }
#mempool-charts .mempool-summary .stat-card { flex: 1; }
.mempool-chart-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.mempool-chart-box { position: relative; height: 300px; }
.mempool-chart-box h3, .mempool-chart-full h3 { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 0.5rem; }
.mempool-chart-box canvas, .mempool-chart-full canvas { width: 100% !important; height: calc(100% - 1.5rem) !important; }
.mempool-chart-full { position: relative; height: 250px; }

/* Mining stats table */
#mining-table-area { margin-top: 1rem; }
#mining-table-area .table td { font-size: 0.85rem; }
#mining-table-area .table td:first-child { font-weight: 500; }

/* Protocol stats table */
#protocol-table-area { margin-top: 1rem; }
#protocol-table-area .table td { font-size: 0.85rem; }
#protocol-table-area .table td:first-child { font-weight: 500; }

@media (max-width: 768px) {
  .stats-layout { grid-template-columns: 1fr; }
  .stats-sidebar-grid { grid-template-columns: 1fr 1fr; }
  .fee-bar { flex-direction: column; }
  .chart-area { height: 250px; }
  #mempool-charts .mempool-summary { flex-direction: column; }
  .mempool-chart-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .stats-sidebar-grid { grid-template-columns: 1fr; }
}

/* Stat detail page layout (left nav + chart) */
.stat-page-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1.5rem;
  min-height: 500px;
}
.stat-sidebar {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0;
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  align-self: start;
}
.stat-nav {
  display: flex;
  flex-direction: column;
}
.stat-nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  border-left: 3px solid transparent;
  transition: background 0.15s, color 0.15s;
}
.stat-nav-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.stat-nav-link:hover {
  color: var(--text);
  background: var(--bg-tertiary);
}
.stat-nav-link.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--bg-tertiary);
  font-weight: 600;
}
.stat-main {
  min-width: 0;
}
.stat-main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.stat-main-header h1 {
  margin: 0;
}
.stat-sidebar-toggle {
  display: none;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem;
  color: var(--text);
  cursor: pointer;
}
.stat-main .time-range-btns {
  margin-bottom: 1rem;
}
.stat-main .chart-area {
  height: 400px;
  position: relative;
}
.stat-main .chart-area canvas {
  width: 100% !important;
  height: 100% !important;
}

@media (max-width: 768px) {
  .stat-page-layout { grid-template-columns: 1fr; }
  .stat-sidebar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    max-height: 100vh;
    z-index: 1000;
    border-radius: 0;
  }
  .stat-sidebar.open { display: block; }
  .stat-sidebar-toggle { display: block; }
  .stat-main .chart-area { height: 280px; }
}

/* Stats dashboard cards grid */
.stats-dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.stats-dashboard-grid .stat-card {
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
}
.stats-dashboard-grid .stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}
.stats-dashboard-grid .stat-card a {
  color: inherit;
  text-decoration: none;
}

/* Block transaction cards */
.tx-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.tx-card-header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  gap: 0.5rem;
}
.tx-index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  min-width: 2.5rem;
  flex-shrink: 0;
}
.tx-hash { font-size: 0.85rem; word-break: break-all; }
.tx-card-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 0.2rem; }
.tx-card-meta { display: flex; align-items: center; gap: 0.75rem; }
.tx-timestamp { font-size: 0.75rem; }
.tx-net-value { font-family: var(--font-mono); font-size: 0.8rem; font-weight: 500; white-space: nowrap; }
.tx-net-positive { color: #22c55e; }
.tx-net-negative { color: var(--text-secondary); }
.tx-card-badges { display: flex; gap: 0.4rem; align-items: center; flex-wrap: wrap; min-width: 0; }
.tx-card-badges .badge { white-space: nowrap; }
.tx-card-stats { display: flex; gap: 0.4rem; align-items: center; flex-shrink: 0; margin-left: auto; }
.tx-card-stats .badge { white-space: nowrap; }
.tx-badge-size { min-width: 4.5rem; text-align: right; }
.tx-badge-fee { min-width: 8.5rem; text-align: right; }
.tx-io-details { border-top: 1px solid var(--border); }
.tx-io-summary {
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  list-style: none;
}
.tx-io-summary::-webkit-details-marker { display: none; }
.tx-io-summary::before { content: "\25B6 "; font-size: 0.7rem; margin-right: 0.3rem; }
details[open] > .tx-io-summary::before { content: "\25BC "; }
.tx-io-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
}
.tx-io-col { padding: 0.75rem 1rem; min-width: 0; overflow: hidden; }
.tx-io-col:first-child { border-right: 1px solid var(--border); }
.tx-io-col h4 { font-size: 0.75rem; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 0.5rem; letter-spacing: 0.05em; }
.tx-io-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 0.25rem 0;
  font-size: 0.8rem;
  gap: 0.5rem;
}
.tx-io-addr-col { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.tx-addr { font-size: 0.75rem; word-break: break-all; }
.tx-io-ref { font-size: 0.7rem; margin-top: 0.1rem; }
.tx-io-ref a { color: var(--text-secondary); }
.tx-io-ref a:hover { color: var(--accent); }
.tx-io-value { font-family: var(--font-mono); font-size: 0.8rem; white-space: nowrap; }
.tx-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0;
  flex-wrap: wrap;
}
.page-jump {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.page-jump-input {
  width: 5rem;
  padding: 0.25rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.85rem;
  text-align: center;
  font-family: var(--font-mono);
}
.page-jump-input::-webkit-inner-spin-button,
.page-jump-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.page-jump-input { -moz-appearance: textfield; }
.page-size-select { display: inline-flex; align-items: center; gap: 0.4rem; }
.page-size-select select {
  padding: 0.25rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.85rem;
  cursor: pointer;
}
.section-header-controls { display: flex; align-items: center; gap: 0.75rem; }
.loading-spinner { text-align: center; padding: 2rem; color: var(--text-secondary); }
.sortable th[data-sort] { cursor: pointer; position: relative; padding-right: 1.2em; }
.sortable th[data-sort]:hover { color: var(--accent); }
.sortable th[data-sort]::after { content: '⇅'; position: absolute; right: 0.2em; opacity: 0.3; font-size: 0.75em; }
.sortable th.sort-asc::after { content: '▲'; opacity: 0.8; }
.sortable th.sort-desc::after { content: '▼'; opacity: 0.8; }
.sortable-col { cursor: pointer; position: relative; padding-right: 1.2em; }
.sortable-col:hover { color: var(--accent); }
.sortable-col::after { content: '⇅'; position: absolute; right: 0.2em; opacity: 0.3; font-size: 0.75em; }
.sortable-col.sort-asc::after { content: '▲'; opacity: 0.8; }
.sortable-col.sort-desc::after { content: '▼'; opacity: 0.8; }
.section-header { display: flex; align-items: center; justify-content: space-between; }
.section-header h2 { font-size: 1.25rem; margin: 0; }

@media (max-width: 768px) {
  .tx-io-grid { grid-template-columns: 1fr; }
  .tx-io-col:first-child { border-right: none; border-bottom: 1px solid var(--border); }
  .tx-card-header { flex-direction: column; align-items: flex-start; }
}

/* Tx download bar */
.tx-download-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem 1rem; margin-top: 1.5rem; flex-wrap: wrap; }
.tx-download-links { display: flex; gap: 0.5rem; }

/* Tx Scripts tab */
.tx-scripts-section { margin-bottom: 2rem; }
.tx-scripts-section h3 { margin-bottom: 0.75rem; }
.script-entry { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem 1rem; margin-bottom: 0.75rem; }
.script-entry-header { margin-bottom: 0.5rem; font-size: 0.85rem; }
.script-asm-label { font-size: 0.75rem; margin-bottom: 0.25rem; text-transform: uppercase; letter-spacing: 0.05em; }
.script-asm { font-family: var(--font-mono); font-size: 0.8rem; word-break: break-all; white-space: pre-wrap; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.5rem; margin: 0 0 0.5rem; overflow-x: auto; max-height: 300px; overflow-y: auto; }

/* Tx JSON tab */
.tx-json pre { font-family: var(--font-mono); font-size: 0.8rem; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; overflow-x: auto; white-space: pre-wrap; word-break: break-all; max-height: 80vh; overflow-y: auto; }

/* Script preview (OP_RETURN output) */
.output-preview-slot { margin: 0.25rem 0 0.5rem 0; width: 100%; min-width: 0; }
.script-preview { border: 1px solid var(--border); border-radius: 4px; padding: 0.5rem; margin-top: 0.25rem; overflow: hidden; }
.script-preview-tabs { display: flex; gap: 0.25rem; margin-bottom: 0.5rem; }
.script-preview-tabs button { padding: 0.2rem 0.6rem; border: 1px solid var(--border); border-radius: 3px; background: var(--bg-tertiary); cursor: pointer; font-size: 0.8rem; color: var(--text-secondary); }
.script-preview-tabs button.active { background: var(--accent); color: #000; border-color: var(--accent); }
.script-preview pre { margin: 0; padding: 0.5rem; background: var(--bg-tertiary); border-radius: 3px; overflow-x: auto; max-height: 200px; font-size: 0.8rem; white-space: pre-wrap; word-break: break-all; font-family: var(--font-mono); }

/* Protocol detail panels */
.badge-clickable {
  cursor: pointer;
  border: 1px solid currentColor;
  font-family: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}
.badge-clickable:hover { box-shadow: 0 1px 4px rgba(0,0,0,0.18); border-color: currentColor; }
.badge-clickable .chevron { display: inline-block; margin-left: 0.2rem; font-size: 0.65rem; transition: transform 0.2s; }
.badge-clickable.expanded .chevron { transform: rotate(180deg); }

.protocol-panel {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  margin-top: 0.5rem;
}

.panel-section {
  margin-bottom: 0.75rem;
}
.panel-section:last-child { margin-bottom: 0; }

.panel-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border);
}

.panel-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 0.75rem;
  font-size: 0.85rem;
}
.panel-grid .panel-label {
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
}
.panel-grid .panel-value {
  word-break: break-all;
}

.inscription-preview {
  margin-top: 0.5rem;
  text-align: center;
}
.inscription-preview img {
  max-width: 100%;
  max-height: 300px;
  border-radius: 4px;
  image-rendering: pixelated;
}

.map-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.map-table td {
  padding: 0.25rem 0.5rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.map-table td:first-child {
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
  width: 1%;
}
.map-table td:last-child {
  overflow-wrap: break-word;
  word-break: break-all;
  max-width: 0;
}
.map-table tr:last-child td { border-bottom: none; }

/* Network bar (home page) */
.network-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
}
.nb-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
}
.nb-label {
  color: var(--text-secondary);
  text-transform: uppercase;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.nb-value {
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
@media (max-width: 768px) {
  .network-bar {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.4rem 0.75rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
  }
  .nb-item { flex-direction: column; gap: 0.1rem; }
  .nb-value { font-size: 0.75rem; }
}

/* Clickable table rows */
.clickable-row { cursor: pointer; }
.protocol-row-link { color: inherit; text-decoration: none; display: block; }
.protocol-row-link:hover { color: inherit; }

/* Protocol detail page */
.protocol-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.protocol-header h1 { margin: 0; }
.protocol-header .subtitle { margin: 0.25rem 0 0; }
.protocol-badge-lg {
  display: flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: 8px;
  color: #fff; font-weight: 700; font-size: 0.85rem;
  flex-shrink: 0;
}

/* HTMX indicator */
.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline-block; }
.htmx-request.htmx-indicator { display: inline-block; }