/* Design tokens — mirrored from tauri-kalshi */
:root {
  --bg: #0e0e0e;
  --surface: #161616;
  --surface-alt: #1a1a1a;
  --text: #e5e7eb;
  --muted: #a3a3a3;
  --border: #2a2a2a;
  --border-soft: #1f1f1f;
  --positive: #28a745;
  --negative: #dc3545;
  --accent: #396cd8;
  --hot: #f59e0b;
  --fire: #ef4444;
  --fire-mid: #f97316;
  --fire-bright: #fbbf24;
  --radius: 6px;
  --shadow-1: 0 2px 6px rgba(0, 0, 0, 0.20);

  --row-height: 32px;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', Menlo, monospace;
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html, body {
  height: 100%;
  overflow: auto;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.4;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-overflow-scrolling: touch;
}


/* ── Disconnect banner ── */
.disconnect-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 24px;
  background: var(--negative);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  letter-spacing: 0.3px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.disconnect-banner.hidden {
  opacity: 0;
  transform: translateY(-100%);
  pointer-events: none;
}

/* ── Table container ── */
#table-container {
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: #333 transparent;
}

#table-container::-webkit-scrollbar {
  width: 6px;
}

#table-container::-webkit-scrollbar-track {
  background: transparent;
}

#table-container::-webkit-scrollbar-thumb {
  background: #333;
  border-radius: 3px;
}

/* When disconnected, push table down to make room for the banner */
body.disconnected #table-container {
  margin-top: 24px;
}

/* ── Empty state ── */
.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.2px;
}

/* ── Trending table ── */
.trending-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.trending-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

.trending-table th {
  background: var(--surface);
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.trending-table th.col-rank { width: 28px; text-align: center; }
.trending-table th.col-event { width: 50%; text-align: left; }
.trending-table th.col-series { width: 64px; text-align: left; }
.trending-table th.col-num { width: 56px; text-align: right; }
.trending-table th.col-accel { width: 32px; text-align: center; }
.trending-table th.col-buysell { width: 44px; text-align: center; }
.trending-table th.col-topmkt { width: 68px; text-align: right; }

/* ── Table rows ── */
.trending-table tbody tr.event-row {
  height: var(--row-height);
  cursor: pointer;
  transition: background-color 0.1s ease;
}

.trending-table tbody tr.event-row:nth-child(odd) {
  background: var(--bg);
}

.trending-table tbody tr.event-row:nth-child(even) {
  background: var(--surface);
}

/* "odd/even" based on visual position; the detail rows break nth-child.
   We handle this in JS by toggling a class instead. */
.trending-table tbody tr.event-row.row-even {
  background: var(--surface);
}

.trending-table tbody tr.event-row.row-odd {
  background: var(--bg);
}

.trending-table tbody tr.event-row:hover {
  background: #1e1e1e;
}

.trending-table td {
  padding: 4px 8px;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: middle;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.trending-table td.col-rank {
  text-align: center;
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
}

.trending-table td.col-event {
  text-align: left;
  max-width: 0; /* needed for ellipsis with table-layout: fixed */
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
}

.trending-table td.col-num {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 11px;
}

.trending-table td.col-accel {
  text-align: center;
  font-size: 13px;
}

.trending-table td.col-buysell {
  text-align: center;
  padding: 4px 6px;
}

.trending-table td.col-topmkt {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 11px;
}

/* ── Accel indicators ── */
.accel-up {
  color: var(--positive);
}

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

.accel-flat {
  color: var(--muted);
}

/* ── Buy/Sell ratio bar ── */
.ratio-bar {
  display: flex;
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  background: var(--negative);
  min-width: 40px;
}

.ratio-bar-buy {
  background: var(--positive);
  height: 100%;
  transition: width 0.3s ease;
}

/* ── Top market price delta ── */
.price-delta-pos {
  color: var(--positive);
}

.price-delta-neg {
  color: var(--negative);
}

.price-delta-zero {
  color: var(--muted);
}

/* ── Row expansion / detail panel ── */
.trending-table tbody tr.detail-row {
  background: var(--surface-alt);
}

.trending-table tbody tr.detail-row td {
  padding: 0;
  border-bottom: 1px solid var(--border);
}

.detail-panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.25s ease, padding 0.25s ease;
  padding: 0 12px;
}

.detail-panel.open {
  max-height: 500px;
  padding: 8px 12px;
}

/* Market breakdown inside expansion */
.market-list {
  width: 100%;
  border-collapse: collapse;
}

.market-list th {
  font-size: 9px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 3px 6px;
  text-align: right;
  border-bottom: 1px solid var(--border-soft);
  background: transparent;
  position: static;
}

.market-list th:first-child {
  text-align: left;
}

.market-list td {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 6px;
  text-align: right;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.market-list td:first-child {
  text-align: left;
  font-family: var(--font-sans);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Extra event stats in detail ── */
.detail-stats {
  display: flex;
  gap: 16px;
  margin-bottom: 6px;
  font-size: 10px;
  color: var(--muted);
}

.detail-stats span {
  font-family: var(--font-mono);
  color: var(--text);
}

/* ── Fire text animation (Vol/m >= 100k) ── */
@keyframes fire-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.fire-text {
  background: linear-gradient(90deg, var(--fire), var(--fire-mid), var(--fire-bright), var(--fire-mid), var(--fire));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: fire-shift 2s ease infinite;
}

/* ── Mobile responsive ── */
@media (max-width: 600px) {
  html, body { font-size: 13px; }

  /* Hide columns: Series(3), Trades(5), Vol/stddev(6) */
  .trending-table th:nth-child(3),
  .trending-table td:nth-child(3),
  .trending-table th:nth-child(5),
  .trending-table td:nth-child(5),
  .trending-table th:nth-child(6),
  .trending-table td:nth-child(6) { display: none; }

  /* Remaining: #, Event, Vol/m, Acc, B/S, Top Mkt — 6 columns */
  .trending-table th.col-topmkt { width: 56px; }

  .trending-table th.col-rank { width: 24px; }
  .trending-table th.col-accel { width: 28px; }
  .trending-table th.col-num { width: 52px; }

  .trending-table th, .trending-table td { padding: 8px 6px; }

  /* Taller rows for touch targets */
  .trending-table tbody tr.event-row { height: 44px; }

  /* Detail panel */
  .detail-stats { flex-wrap: wrap; gap: 6px 12px; font-size: 11px; }
  .detail-panel.open { padding: 10px 8px; }
  .market-list td:first-child { max-width: 100px; }
  .market-list th, .market-list td { padding: 4px 4px; font-size: 10px; }
}