:root {
  --bg: #070a12;
  --panel: rgba(12, 16, 28, 0.94);
  --border: rgba(255, 255, 255, 0.08);
  --text: #eef2f8;
  --muted: rgba(238, 242, 248, 0.58);
  --accent: #94a3b8;
  --up: #34d399;
  --down: #fb7185;
  --radius: 14px;
  --font: "DM Sans", ui-sans-serif, system-ui, sans-serif;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f7fc;
  --panel: rgba(255, 255, 255, 0.96);
  --border: rgba(2, 6, 23, 0.1);
  --text: #0b1220;
  --muted: rgba(11, 18, 32, 0.55);
}

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background:
    radial-gradient(900px 420px at 0% -10%, rgba(148, 163, 184, 0.14), transparent 55%),
    radial-gradient(700px 380px at 100% 0%, rgba(96, 165, 250, 0.1), transparent 50%),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.25rem 1rem 2.5rem;
}

.mono {
  font-variant-numeric: tabular-nums;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.hero .eyebrow {
  margin: 0 0 0.25rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0 0 0.35rem;
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.subtitle,
.hint,
.meta-line,
.footer p {
  color: var(--muted);
  font-size: 0.9rem;
}

.header-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
}

.header-actions {
  display: flex;
  gap: 0.5rem;
}

.btn {
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(148, 163, 184, 0.1);
  color: var(--text);
  border-radius: 8px;
  padding: 0.45rem 0.85rem;
  font: inherit;
  cursor: pointer;
}

.btn-ghost {
  border-color: var(--border);
  background: transparent;
}

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

.meta-line {
  margin: 0.75rem 0 0;
}

.status-pill {
  display: inline-block;
  margin-left: 0.75rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  border: 1px solid var(--border);
}

.status-pill.ok {
  color: var(--up);
  border-color: rgba(52, 211, 153, 0.35);
}

.status-pill.warn {
  color: #94a3b8;
}

.banner.err {
  background: rgba(251, 113, 133, 0.12);
  border: 1px solid rgba(251, 113, 133, 0.35);
  color: #fecdd3;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem 1.15rem;
  margin-bottom: 1.1rem;
  backdrop-filter: blur(8px);
}

.panel h2 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.spread-hero {
  text-align: center;
  padding: 1.35rem 1rem 1.5rem;
}

.spread-direction {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.spread-formula {
  margin: 0 0 0.5rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.spread-main {
  margin: 0;
  font-size: clamp(2.2rem, 8vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.spread-sub {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.venue-role {
  margin: 0 0 0.25rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.up {
  color: var(--up);
}

.down {
  color: var(--down);
}

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

.venue-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.1rem;
}

.venue-card {
  margin-bottom: 0;
}

.venue-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.6rem;
  margin-bottom: 0.75rem;
}

.venue-head h2 {
  margin: 0;
  font-size: 1.1rem;
}

.venue-head code {
  font-size: 0.78rem;
  color: var(--muted);
}

.venue-price {
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
}

.venue-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem 0.75rem;
  margin: 0 0 1rem;
}

.venue-meta div {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.venue-meta dt {
  margin: 0;
  font-size: 0.72rem;
  color: var(--muted);
}

.venue-meta dd {
  margin: 0;
  font-size: 0.92rem;
}

.venue-link {
  display: inline-block;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.88rem;
}

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

.tag {
  display: inline-block;
  padding: 0.1rem 0.45rem;
  border-radius: 6px;
  font-size: 0.72rem;
  border: 1px solid var(--border);
}

.tag.futures {
  color: #93c5fd;
}

.tag.spot {
  color: #6ee7b7;
}

@media (max-width: 720px) {
  .venue-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 1.35rem;
  }
}

.site-nav {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
}

.site-nav a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.site-nav a.active {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(148, 163, 184, 0.08);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.65rem;
}

.stat-card {
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
}

.stat-label {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.stat-value {
  font-size: 1.1rem;
  font-weight: 700;
}

.block-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.block-toolbar h2 {
  margin: 0;
}

.segmented {
  display: inline-flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.block-tf-btn {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  border-radius: 6px;
  padding: 0.25rem 0.55rem;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}

.block-tf-btn.active {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(148, 163, 184, 0.08);
}

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

.chart-box {
  width: 100%;
  min-height: 280px;
  position: relative;
}

.chart-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0 0.5rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  pointer-events: none;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.data-table th,
.data-table td {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

.data-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
}

.table-scroll {
  overflow-x: auto;
}

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

.hint {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.hint-cell {
  color: var(--muted);
  font-size: 0.82rem;
  white-space: normal;
  max-width: 220px;
}

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

.btn-sm {
  padding: 0.3rem 0.6rem;
  font-size: 0.8rem;
}

.bark-panel-details,
.collapse-panel-details {
  padding: 0;
  overflow: hidden;
}

.bark-panel-summary,
.collapse-panel-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 0.85rem;
  padding: 1rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.bark-panel-summary::-webkit-details-marker,
.collapse-panel-summary::-webkit-details-marker {
  display: none;
}

.bark-panel-summary h2,
.collapse-panel-summary h2 {
  margin: 0;
  font-size: 1.05rem;
}

.bark-panel-toggle-hint,
.collapse-panel-toggle-hint {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--accent);
}

.bark-panel-body,
.collapse-panel-body {
  padding: 0 1rem 1.15rem;
  border-top: 1px solid var(--border);
}

.collapse-panel-body .hint {
  margin-top: 0.85rem;
}

.bark-enable-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.88rem;
  color: var(--muted);
  cursor: pointer;
}

.bark-filter-grid {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.75rem;
}

.bark-filter-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.65rem;
}

.bark-filter-label {
  min-width: 4.5rem;
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 600;
}

.filter-pill {
  border: 1px dashed rgba(148, 163, 184, 0.45);
  background: rgba(148, 163, 184, 0.06);
  color: var(--text);
  border-radius: 999px;
  padding: 0.28rem 0.75rem;
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
}

.binding-chips-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  flex: 1;
  align-items: center;
}

.binding-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.8rem;
}

.binding-chip.off {
  opacity: 0.45;
}

.binding-mask {
  font-size: 0.72rem;
  color: var(--muted);
}

.bark-status-line {
  margin: 0.85rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop[hidden] {
  display: none !important;
}

.modal {
  width: min(480px, 100%);
  max-height: 90vh;
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem 1.15rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.modal-wide {
  width: min(640px, 100%);
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.modal-head h3 {
  margin: 0;
  font-size: 1rem;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.field input[type="text"],
.field input[type="number"] {
  font: inherit;
  color: var(--text);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
}

.field-check {
  flex-direction: row;
  align-items: center;
  gap: 0.4rem;
  align-self: end;
}

.bindings-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.binding-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto auto auto;
  gap: 0.5rem;
  align-items: end;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}

.field-wide {
  grid-column: span 1;
}

@media (max-width: 720px) {
  .binding-row {
    grid-template-columns: 1fr;
  }
}

.fair-spread-panel h2 {
  margin: 0;
}

.fair-stats-grid {
  margin-bottom: 0.85rem;
}

.stat-card.highlight {
  border-color: rgba(148, 163, 184, 0.45);
  background: rgba(148, 163, 184, 0.08);
}

.fair-meta {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.65rem 0.85rem;
  margin: 0 0 0.85rem;
}

.fair-meta div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.fair-meta dt {
  margin: 0;
  font-size: 0.72rem;
  color: var(--muted);
}

.fair-meta dd {
  margin: 0;
  font-size: 0.88rem;
}

.fair-explainer summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
}

.fair-explainer-body {
  margin-top: 0.75rem;
}

.fair-formula-block {
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
}

.fair-links {
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.fair-links a {
  color: var(--accent);
}

.fair-line-card {
  padding: 0.85rem 1rem;
}

.fair-line-text {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.spread-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.1rem 0;
}

.spread-grid .panel {
  margin-bottom: 0;
  text-align: center;
}

.spread-grid .spread-main {
  font-size: clamp(1.7rem, 4vw, 2.5rem);
}

.venue-grid.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 900px) {
  .spread-grid,
  .venue-grid.cols-3 {
    grid-template-columns: 1fr;
  }
}