:root {
  --verde: #3f6b4f;
  --verde-suave: #eaf1ec;
  --borde: #dedcd3;
  --texto-muted: #6b6f6a;
  --bg: #f6f5f1;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: #1f2320;
}

header {
  background: #fff;
  border-bottom: 1px solid var(--borde);
  padding: 20px 24px 0;
}
header h1 { margin: 0 0 14px; font-size: 20px; }

nav { display: flex; gap: 4px; }
.tab-btn {
  border: none;
  background: none;
  padding: 10px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--texto-muted);
  border-bottom: 2px solid transparent;
}
.tab-btn.active {
  color: var(--verde);
  border-bottom-color: var(--verde);
  font-weight: 600;
}

main { max-width: 900px; margin: 0 auto; padding: 24px; }

.tab-content { display: none; }
.tab-content.active { display: block; }

h2 { margin-top: 0; }
.hint { color: var(--texto-muted); font-size: 13.5px; }

.grid-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 14px 0;
}
label { display: flex; flex-direction: column; font-size: 13px; gap: 4px; }
input, select {
  padding: 8px 10px;
  border: 1px solid var(--borde);
  border-radius: 6px;
  font-size: 14px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
}
th, td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--borde);
  text-align: left;
  font-size: 13.5px;
}
th { background: var(--verde-suave); color: var(--verde); font-size: 11.5px; text-transform: uppercase; }
td input, td select { width: 100%; padding: 5px 6px; font-size: 13px; }

button {
  cursor: pointer;
  border: 1px solid var(--borde);
  background: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13.5px;
}
button.primary {
  background: var(--verde);
  color: #fff;
  border-color: var(--verde);
}

.acciones { margin-top: 16px; }

#estado-parseo { margin: 10px 0; }

#res-resultados-busqueda {
  border: 1px solid var(--borde);
  border-radius: 8px;
  background: #fff;
  max-height: 220px;
  overflow-y: auto;
  margin-top: 4px;
}
.resultado-proveedor {
  padding: 8px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--borde);
  font-size: 13.5px;
}
.resultado-proveedor:last-child { border-bottom: none; }
.resultado-proveedor:hover { background: var(--verde-suave); }
.resultado-proveedor small { color: var(--texto-muted); display: block; }

/* Árbol colapsable de movimientos por objeto de costo */
.arbol-movimientos { margin-top: 8px; }
.nodo-arbol {
  margin: 4px 0 4px 14px;
  border-left: 2px solid var(--borde);
  padding-left: 10px;
}
.nodo-categoria { margin-left: 0; border-left: none; padding-left: 0; }
.nodo-arbol > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13.5px;
}
.nodo-categoria > summary { background: var(--verde-suave); font-weight: 700; color: var(--verde); font-size: 14.5px; }
.nodo-subcategoria > summary { background: #f1f0ea; font-weight: 600; }
.nodo-producto > summary { background: #fff; border: 1px solid var(--borde); font-weight: 500; }
.nodo-arbol > summary::-webkit-details-marker { display: none; }
.nodo-arbol > summary::before { content: "▸ "; color: var(--texto-muted); }
.nodo-arbol[open] > summary::before { content: "▾ "; }
.total-nodo { color: var(--verde); font-weight: 700; white-space: nowrap; margin-left: 12px; }
.tabla-anidada { margin: 6px 0 6px 20px; width: calc(100% - 20px); }

/* Dashboard */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 8px;
}
.dashboard-tarjeta {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 16px 18px;
}
.dashboard-tarjeta h3 {
  margin: 0 0 10px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--texto-muted);
}
.dashboard-monto-grande { font-size: 26px; font-weight: 700; color: var(--verde); margin: 2px 0; }
.dashboard-fila {
  display: flex; justify-content: space-between; padding: 6px 0;
  border-bottom: 1px solid var(--borde); font-size: 13.5px;
}
.dashboard-fila:last-child { border-bottom: none; }
.dashboard-fila .valor { font-weight: 600; color: #1f2320; }