/* Identidad visual "tablero de casa de cambio": tinta verde-teal oscura +
   acento dorado/latón, IBM Plex Mono (números) + IBM Plex Sans (texto).
   Mismo sistema que demo.html — mantener coherencia si se rediseña. */

:root {
  --ink: #0F211C;
  --surface: #17332C;
  --hairline: rgba(237, 230, 214, 0.14);
  --hairline-strong: rgba(237, 230, 214, 0.28);
  --text-primary: #EDF3EF;
  --text-muted: #8FA69B;
  --brass: #D0A24C;
  --brass-dim: #8A7440;
  --rust: #C1502E;
  --sage: #4F9B72;
  --font-sans: 'IBM Plex Sans', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', monospace;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--ink); color: var(--text-primary); font-family: var(--font-sans); line-height: 1.5; }
main { max-width: 760px; margin: 0 auto; padding: 0 20px 48px; }
.topbar { max-width: 760px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 24px 20px 32px; }
.topbar-mark { display: flex; align-items: center; gap: 8px; }
.mark-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brass); }
.mark-text { font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-muted); }
.topbar-meta { font-size: 13px; color: var(--text-muted); font-family: var(--font-mono); }
.board { background: var(--surface); border: 0.5px solid var(--hairline); border-radius: 4px; padding: 32px 28px; text-align: center; margin-bottom: 24px; }
.board-label { margin: 0 0 20px; font-size: 13px; color: var(--text-muted); }
.board-filters { display: flex; justify-content: center; align-items: end; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }
.board-filters .field { text-align: left; min-width: 140px; }
.board-filters .field select,
.board-filters .field input { min-width: 100%; }
.filter-clear { background: transparent; border: 0.5px solid var(--hairline-strong); color: var(--text-muted); font-family: var(--font-sans); font-size: 12px; padding: 8px 12px; border-radius: 3px; cursor: pointer; }
.filter-clear:hover { color: var(--text-primary); border-color: var(--brass); }
.filter-clear:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
.board-flap { display: flex; justify-content: center; }
.flap-wrap { display: inline-block; transition: opacity 0.15s ease; }
.flap-wrap.flap-updating .flap-digits { opacity: 0.25; }
.flap-digits {
  display: inline-block; font-family: var(--font-mono); font-weight: 600;
  font-size: clamp(48px, 12vw, 84px); letter-spacing: 0.02em; color: var(--brass);
  background: var(--ink); border-radius: 6px; padding: 8px 28px;
  border: 0.5px solid var(--hairline-strong); transition: opacity 0.15s ease;
}
.board-subrow { display: flex; justify-content: center; gap: 48px; margin-top: 24px; }
.board-sub { display: flex; flex-direction: column; gap: 4px; }
.sub-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.sub-value { font-family: var(--font-mono); font-size: 20px; font-weight: 500; }
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 40px; }
.card { background: var(--surface); border: 0.5px solid var(--hairline); border-radius: 4px; padding: 18px 16px; }
.card-accent { border-color: var(--brass-dim); }
.card-label { margin: 0 0 8px; font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.card-value { margin: 0 0 6px; font-family: var(--font-mono); font-size: 24px; font-weight: 500; }
.card-foot { margin: 0; font-size: 13px; color: var(--text-muted); }
.card-foot.up { color: var(--rust); }
.card-foot.down { color: var(--sage); }
.history-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 16px; }
.history-head h2 { font-size: 17px; font-weight: 500; margin: 0; }
.dash { width: 14px; height: 0; border-top: 2px dashed var(--text-muted); display: inline-block; }

.bcv-history { margin-bottom: 40px; }
.bcv-history-controls { display: flex; gap: 6px; align-items: center; }
.mini-btn {
  background: transparent; border: 0.5px solid var(--hairline-strong); color: var(--text-muted);
  font-family: var(--font-mono); font-size: 12px; padding: 5px 10px; border-radius: 3px; cursor: pointer;
}
.mini-btn:hover { color: var(--text-primary); border-color: var(--brass); }
.mini-btn:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
input.mini-btn[type="date"] { color-scheme: dark; }
input.mini-btn[type="date"]::-webkit-calendar-picker-indicator { filter: invert(0.7); cursor: pointer; }
.bcv-range-label { margin: 0 0 16px; font-size: 13px; color: var(--text-muted); font-family: var(--font-mono); }
.projection-note { margin: 12px 0 0; font-size: 12px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }

.bcv-table-wrap { background: var(--surface); border: 0.5px solid var(--hairline); border-radius: 4px; overflow-x: auto; }
.bcv-table { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: 12px; font-variant-numeric: tabular-nums; }
.bcv-table th, .bcv-table td { padding: 8px 10px; text-align: right; border-bottom: 0.5px solid var(--hairline); white-space: nowrap; }
.bcv-table th:first-child, .bcv-table td:first-child { text-align: left; }
.bcv-table thead th {
  color: var(--text-muted); font-weight: 500; text-transform: uppercase;
  font-size: 11px; letter-spacing: 0.04em; font-family: var(--font-sans);
}
.bcv-table tbody tr:last-child td { border-bottom: none; }
.bcv-table tbody tr.today td { background: rgba(208, 162, 76, 0.08); }
.bcv-table tbody tr.today td:first-child { color: var(--brass); font-weight: 500; }
.bcv-table tbody tr.projected td { color: var(--text-muted); font-style: italic; }
.bcv-table td.up { color: var(--rust); }
.bcv-table td.down { color: var(--sage); }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field label { font-size: 12px; color: var(--text-muted); }
.field input, .field select { background: var(--ink); border: 0.5px solid var(--hairline-strong); color: var(--text-primary); border-radius: 3px; padding: 8px 10px; font-family: var(--font-sans); font-size: 14px; }
.field input:focus, .field select:focus { outline: none; border-color: var(--brass); }
.foot { max-width: 760px; margin: 0 auto; padding: 24px 20px 40px; font-size: 12px; color: var(--text-muted); }
@media (max-width: 640px) {
  .cards { grid-template-columns: 1fr; }
  .board-subrow { gap: 24px; }
}

.ios-install-banner {
  position: fixed;
  left: 12px; right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom));
  z-index: 50;
  max-width: 460px;
  margin: 0 auto;
  background: var(--surface);
  border: 0.5px solid var(--hairline-strong);
  border-radius: 10px;
  padding: 12px 12px 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.ios-install-icon { width: 40px; height: 40px; border-radius: 9px; flex-shrink: 0; display: block; }
.ios-install-text { flex: 1; margin: 0; font-size: 13px; color: var(--text-primary); line-height: 1.45; }
.ios-install-text strong { color: var(--brass); font-weight: 500; }
.ios-share-icon { display: inline-flex; vertical-align: -5px; color: var(--brass); margin: 0 2px; }
.ios-install-dismiss {
  background: transparent; border: none; color: var(--text-muted);
  font-size: 22px; line-height: 1; cursor: pointer; padding: 4px 8px; flex-shrink: 0;
}
.ios-install-dismiss:hover { color: var(--text-primary); }
.ios-install-dismiss:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
/* Sin esto, `.ios-install-banner { display: flex }` empataría en
   especificidad con la regla nativa de `[hidden]` y ganaría por venir
   después en la cascada -- el banner se vería aunque tuviera `hidden`. */
.ios-install-banner[hidden] { display: none; }