/* Tema oscuro denso, pensado para leer cientos de filas de un vistazo. */

:root {
  --bg: #0a0b0e;
  --panel: #111319;
  --panel-2: #161922;
  --border: #21252f;
  --text: #e7e9ee;
  --muted: #767d8f;
  --green: #16c784;
  --red: #f6465d;
  --star: #f0b90b;
  --accent: #4c8dff;
  --row-h: 36px;
}

* {
  box-sizing: border-box;
}

/* `display: grid/flex` gana a la regla del navegador para [hidden]: sin esto,
   las filas sobrantes del pool virtualizado seguirían pintándose. */
[hidden] {
  display: none !important;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font: 13px/1.4 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Inter, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ---------- cabecera ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo {
  font-size: 20px;
}

.brand h1 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.subtitle {
  margin: 1px 0 0;
  font-size: 11px;
  color: var(--muted);
}

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 3px rgb(255 255 255 / 4%);
}

.dot.live {
  background: var(--green);
  box-shadow: 0 0 0 3px rgb(22 199 132 / 15%);
}

.dot.down {
  background: var(--red);
  box-shadow: 0 0 0 3px rgb(246 70 93 / 15%);
}

/* ---------- barra de herramientas ---------- */

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.search {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 8px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
}

.search:focus-within {
  border-color: var(--accent);
}

.search input {
  width: 190px;
  padding: 6px 2px;
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  outline: none;
}

.field {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 8px;
  height: 30px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font-size: 12px;
}

.field input,
.field select {
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  outline: none;
}

.field input {
  width: 62px;
}

.field input.invalid {
  color: var(--red);
}

.field select option {
  background: var(--panel-2);
}

.chips {
  display: flex;
  gap: 4px;
}

.chip,
.toggle {
  height: 30px;
  padding: 0 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.chip:hover,
.toggle:hover {
  color: var(--text);
}

.chip.on {
  background: rgb(76 141 255 / 14%);
  border-color: rgb(76 141 255 / 45%);
  color: #cfe0ff;
}

.toggle.on {
  background: rgb(240 185 11 / 14%);
  border-color: rgb(240 185 11 / 45%);
  color: var(--star);
}

.menu {
  position: relative;
}

.menu > summary {
  height: 30px;
  padding: 6px 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font-size: 12px;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

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

.menu > summary::after {
  content: ' ▾';
}

.menu[open] > summary {
  color: var(--text);
  border-color: var(--accent);
}

.menu-body {
  position: absolute;
  z-index: 20;
  top: 34px;
  right: 0;
  min-width: 190px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgb(0 0 0 / 55%);
}

.menu-body label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 6px;
  border-radius: 5px;
  cursor: pointer;
}

.menu-body label:hover {
  background: rgb(255 255 255 / 5%);
}

/* Aviso de datos no vivos: nunca se enseñan cifras viejas en silencio. */
.banner {
  margin: 0;
  padding: 7px 16px;
  background: rgb(246 70 93 / 14%);
  border-bottom: 1px solid rgb(246 70 93 / 35%);
  color: #ffc2cb;
  font-size: 12px;
}

.banner.warn {
  background: rgb(240 185 11 / 12%);
  border-bottom-color: rgb(240 185 11 / 35%);
  color: #ffe08a;
}

.statusbar .stale {
  color: var(--red);
}

/* ---------- tabla ---------- */

.table {
  flex: 1;
  min-height: 0;
  overflow-x: auto;
}

.table-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: max-content;
}

.thead,
.row {
  display: grid;
  grid-template-columns: var(--cols);
  align-items: center;
}

.thead {
  position: sticky;
  top: 0;
  z-index: 5;
  height: 32px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-size: 11px;
  text-transform: none;
}

.th {
  padding: 0 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  user-select: none;
  border-left: 1px solid transparent;
}

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

.th.sorted {
  color: var(--text);
}

.th.num {
  text-align: right;
}

.th .arrow {
  opacity: 0.9;
  margin-left: 3px;
}

.viewport {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

.canvas {
  position: relative;
}

.row {
  position: absolute;
  left: 0;
  right: 0;
  height: var(--row-h);
  border-bottom: 1px solid rgb(255 255 255 / 3.5%);
  contain: layout paint;
}

.row:hover {
  background: rgb(255 255 255 / 4%);
}

.row.fav {
  background: rgb(240 185 11 / 5%);
}

.cell {
  padding: 0 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-variant-numeric: tabular-nums;
}

.cell.num {
  text-align: right;
}

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

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

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

/* Ventana aún no cubierta por el historial acumulado. */
.cell.partial {
  opacity: 0.45;
}

.cell-fav {
  padding: 0;
  text-align: center;
  color: #3a4050;
  cursor: pointer;
}

.cell-fav:hover {
  color: var(--star);
}

.cell-fav.on {
  color: var(--star);
}

.cell-pair {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.badge {
  flex: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 9px;
  font-weight: 700;
  color: #0a0b0e;
}

.pair-name {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pair-quote {
  color: var(--muted);
  font-size: 10px;
  font-weight: 500;
}

.pair-link {
  color: inherit;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.pair-link:hover .pair-name {
  color: var(--accent);
  text-decoration: underline;
}

/* Parpadeo al cambiar el precio. */
@keyframes flash-up {
  from {
    background: rgb(22 199 132 / 28%);
  }
  to {
    background: transparent;
  }
}

@keyframes flash-down {
  from {
    background: rgb(246 70 93 / 28%);
  }
  to {
    background: transparent;
  }
}

.cell.flash-up {
  animation: flash-up 0.6s ease-out;
}

.cell.flash-down {
  animation: flash-down 0.6s ease-out;
}

.empty {
  position: absolute;
  inset: 40px 0 auto;
  text-align: center;
  color: var(--muted);
}

/* ---------- pie ---------- */

.statusbar {
  display: flex;
  gap: 16px;
  padding: 6px 16px;
  background: var(--panel);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 11px;
}

@media (max-width: 720px) {
  .search input {
    width: 120px;
  }

  .subtitle {
    display: none;
  }
}

/* Combos de EMAs diarias */
.combo-filters {
  display: contents;
}

.cell.near {
  color: #ffd166;
}

.cell.cross {
  font-weight: 700;
}

.field input.age {
  width: 42px;
  text-align: right;
}