:root {
  --paper: #f4f5f7;
  --surface: #ffffff;
  --surface-2: #fafbfc;
  --ink: #131824;
  --ink-soft: #3d4553;
  --muted: #626c7c;
  --line: #dde0e6;
  --navy: #1c3457;
  --brass: #8f7130;
  --ok-fg: #245c40;   --ok-bg: #e5efe9;   --ok-line: #bdd8c9;
  --warn-fg: #8a5310; --warn-bg: #f6ece0; --warn-line: #e4cfb4;
  --no-fg: #8d3437;   --no-bg: #f7e8e8;   --no-line: #e5c6c6;
  --sans: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "Cascadia Mono", Consolas, "SF Mono", ui-monospace, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0e121a; --surface: #151b25; --surface-2: #1a212c;
    --ink: #e6e9ee; --ink-soft: #c2c9d4; --muted: #8e99a9;
    --line: #262d3a; --navy: #90b2e0; --brass: #cba455;
    --ok-fg: #7cc09a;   --ok-bg: #16281f;  --ok-line: #2c4b39;
    --warn-fg: #dca85f; --warn-bg: #2a2015; --warn-line: #4d3c22;
    --no-fg: #da8785;   --no-bg: #2a1819;  --no-line: #4e2c2d;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ---------- entrada ---------- */

body.entrada {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 1.5rem;
}

.tarjeta {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brass);
  padding: 2rem 2rem 1.75rem;
  width: min(24rem, 100%);
  display: grid;
  gap: 0.9rem;
}

.tarjeta h1 { margin: 0; font-size: 1.4rem; letter-spacing: -0.02em; }
.tarjeta .sub { margin: -0.6rem 0 0.4rem; color: var(--muted); font-size: 0.9rem; }
.tarjeta label { display: grid; gap: 0.3rem; font-size: 0.82rem; color: var(--ink-soft); }

.tarjeta input {
  font: inherit;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--ink);
}

.tarjeta button {
  font: inherit; font-weight: 600;
  margin-top: 0.4rem; padding: 0.65rem;
  border: none; background: var(--navy); color: #fff; cursor: pointer;
}

.tarjeta button:hover { opacity: 0.92; }
.error { margin: 0; color: var(--no-fg); font-size: 0.86rem; }

/* ---------- panel ---------- */

.envoltura { max-width: 76rem; margin-inline: auto; padding: 1.5rem 1.25rem 4rem; }

header.barra {
  display: flex; flex-wrap: wrap; gap: 1rem;
  align-items: baseline; justify-content: space-between;
  border-bottom: 1px solid var(--line); padding-bottom: 1rem; margin-bottom: 1.75rem;
}

header.barra h1 { margin: 0; font-size: 1.35rem; letter-spacing: -0.02em; }
header.barra .quien { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); }
header.barra a { color: var(--muted); font-size: 0.8rem; }

.metricas {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line);
  grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr));
  margin-bottom: 1.75rem;
}

.metrica { background: var(--surface); padding: 0.85rem 1rem; }

.metrica .rotulo {
  font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.09em;
  text-transform: uppercase; color: var(--muted);
}

.metrica .valor {
  font-size: 1.4rem; font-weight: 650; letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums; margin-top: 0.15rem;
}

.panel-caja {
  background: var(--surface); border: 1px solid var(--line);
  padding: 1.2rem 1.3rem; margin-bottom: 1.75rem;
}

.panel-caja h2 { margin: 0 0 0.3rem; font-size: 1.05rem; letter-spacing: -0.01em; }
.panel-caja p.ayuda { margin: 0 0 1rem; color: var(--muted); font-size: 0.88rem; }

.subir { display: flex; flex-wrap: wrap; gap: 0.7rem; align-items: center; }
.subir input[type=file] { font: inherit; font-size: 0.86rem; }

button.accion {
  font: inherit; font-weight: 600; font-size: 0.86rem;
  padding: 0.5rem 0.95rem; border: 1px solid var(--navy);
  background: var(--navy); color: #fff; cursor: pointer;
}

button.accion:disabled { opacity: 0.45; cursor: progress; }
button.accion.suave { background: transparent; color: var(--navy); }
button.accion.suave:hover { background: var(--surface-2); }

.aviso {
  margin-top: 1rem; padding: 0.75rem 0.9rem; font-size: 0.88rem;
  border: 1px solid var(--line); background: var(--surface-2);
}

.aviso.ok  { color: var(--ok-fg);  background: var(--ok-bg);  border-color: var(--ok-line); }
.aviso.mal { color: var(--no-fg);  background: var(--no-bg);  border-color: var(--no-line); }

.filtros { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }

.filtros button {
  font: inherit; font-size: 0.78rem; padding: 0.35rem 0.7rem;
  border: 1px solid var(--line); background: var(--surface);
  color: var(--ink-soft); cursor: pointer;
}

.filtros button[aria-pressed="true"] {
  border-color: var(--navy); color: var(--navy); font-weight: 600;
}

.tabla-envoltura { overflow-x: auto; border: 1px solid var(--line); }

table { width: 100%; border-collapse: collapse; background: var(--surface); font-size: 0.87rem; }

th {
  text-align: left; font-family: var(--mono); font-weight: 500;
  font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); padding: 0.6rem 0.8rem; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

td { padding: 0.65rem 0.8rem; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }
td.plata { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.motivo { color: var(--muted); font-size: 0.82rem; max-width: 22rem; }

.pastilla {
  display: inline-block; font-family: var(--mono); font-size: 0.62rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.2rem 0.45rem; border: 1px solid; white-space: nowrap;
}

.pastilla.conciliado      { color: var(--ok-fg);   background: var(--ok-bg);   border-color: var(--ok-line); }
.pastilla.por_auditar     { color: var(--warn-fg); background: var(--warn-bg); border-color: var(--warn-line); }
.pastilla.con_diferencia  { color: var(--warn-fg); background: var(--warn-bg); border-color: var(--warn-line); }
.pastilla.ambiguo         { color: var(--no-fg);   background: var(--no-bg);   border-color: var(--no-line); }
.pastilla.sin_identificar { color: var(--no-fg);   background: var(--no-bg);   border-color: var(--no-line); }

.vacio { padding: 2rem 1rem; text-align: center; color: var(--muted); font-size: 0.9rem; }

:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }