:root {
  --verde: #4a6b5b;
  --verde-osc: #3a5547;
  --crema: #ece9e3;
  --crema-card: #f6f4f0;
  --texto: #2c2c2c;
  --gris: #8a8a82;
  --borde: #d8d4cc;
  --rojo: #b4453a;
  --ambar: #c08a2d;
  --azul: #4a6b8b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--crema);
  color: var(--texto);
  font-size: 14px;
}

h1, h2, h3, .brand { font-family: 'Playfair Display', Georgia, serif; }

/* ---- Login ---- */
.login-body {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
}
.login-card {
  background: var(--crema-card);
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 40px 36px;
  width: 340px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.brand { margin: 0; color: var(--verde); font-size: 26px; }
.brand-sub { margin: 2px 0 24px; color: var(--gris); letter-spacing: 1px; text-transform: uppercase; font-size: 11px; }
.login-card label { display: block; margin-bottom: 14px; font-weight: 500; }
.login-card input {
  width: 100%; margin-top: 5px; padding: 10px 12px;
  border: 1px solid var(--borde); border-radius: 8px; font-size: 14px;
}
.login-card button, button.primary {
  width: 100%; margin-top: 8px; padding: 11px;
  background: var(--verde); color: #fff; border: none; border-radius: 8px;
  font-size: 15px; font-weight: 600; cursor: pointer;
}
.login-card button:hover { background: var(--verde-osc); }
.error { color: var(--rojo); min-height: 18px; margin: 10px 0 0; font-size: 13px; }

/* ---- Layout app ---- */
header.topbar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--verde); color: #fff; padding: 14px 24px;
}
header.topbar .title { font-family: 'Playfair Display', serif; font-size: 20px; }
header.topbar .user { font-size: 13px; opacity: 0.9; }
header.topbar button {
  margin-left: 14px; background: rgba(255,255,255,0.15); color: #fff;
  border: 1px solid rgba(255,255,255,0.3); border-radius: 6px;
  padding: 5px 12px; cursor: pointer; font-size: 13px;
}

nav.tabs {
  display: flex; gap: 4px; background: var(--crema-card);
  border-bottom: 1px solid var(--borde); padding: 0 16px;
}
nav.tabs button {
  background: none; border: none; padding: 14px 18px; cursor: pointer;
  font-size: 14px; color: var(--gris); border-bottom: 3px solid transparent;
}
nav.tabs button.active { color: var(--verde); border-bottom-color: var(--verde); font-weight: 600; }
nav.tabs button:disabled { opacity: 0.4; cursor: not-allowed; }

main { padding: 20px 24px; max-width: 1400px; margin: 0 auto; }
.panel { display: none; }
.panel.active { display: block; }

/* ---- KPIs aging ---- */
.kpi-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.kpi {
  flex: 1; min-width: 150px; background: var(--crema-card);
  border: 1px solid var(--borde); border-radius: 10px; padding: 16px;
}
.kpi .label { font-size: 12px; color: var(--gris); text-transform: uppercase; letter-spacing: 0.5px; }
.kpi .value { font-size: 22px; font-weight: 600; margin-top: 6px; font-variant-numeric: tabular-nums; }
.kpi.total .value { color: var(--verde); }
.kpi.vencido .value { color: var(--rojo); }
.kpi.b90 .value { color: var(--rojo); }
.kpi.b61_90 .value { color: var(--ambar); }

/* ---- Filtros ---- */
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 16px; }
.filters label { font-size: 12px; color: var(--gris); display: flex; flex-direction: column; gap: 4px; }
.filters select, .filters input {
  padding: 8px 10px; border: 1px solid var(--borde); border-radius: 7px;
  font-size: 13px; background: #fff; min-width: 150px;
}
.filters .check { flex-direction: row; align-items: center; gap: 6px; }
.btn {
  padding: 9px 14px; border-radius: 7px; border: 1px solid var(--borde);
  background: #fff; cursor: pointer; font-size: 13px;
}
.btn.primary { background: var(--verde); color: #fff; border-color: var(--verde); }
.btn:hover { filter: brightness(0.97); }

/* ---- Tabla ---- */
.table-wrap { background: var(--crema-card); border: 1px solid var(--borde); border-radius: 10px; overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--borde); white-space: nowrap; }
th { background: #efece6; font-weight: 600; position: sticky; top: 0; cursor: pointer; user-select: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
/* Columna cliente: ajusta el nombre en vez de estirar la tabla */
#debtorsTable td:first-child { white-space: normal; max-width: 280px; }
tbody tr:hover { background: #efece6; cursor: pointer; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge.ok { background: #e0ecdf; color: var(--verde); }
.badge.warn { background: #f5e8cf; color: var(--ambar); }
.badge.bad { background: #f3ddd9; color: var(--rojo); }
.muted { color: var(--gris); }
.loading { padding: 40px; text-align: center; color: var(--gris); }

/* ---- Administración ---- */
.admin-grid { display: grid; grid-template-columns: 360px 1fr; gap: 18px; align-items: start; }
.admin-card { background: var(--crema-card); border: 1px solid var(--borde); border-radius: 10px; padding: 20px; }
.admin-card h3 { margin: 0 0 14px; color: var(--verde); }
.admin-card label { display: block; margin-bottom: 12px; font-weight: 500; font-size: 13px; }
.admin-card input, .admin-card select {
  width: 100%; margin-top: 5px; padding: 9px 11px;
  border: 1px solid var(--borde); border-radius: 7px; font-size: 14px; background: #fff;
}
.admin-card .btn.primary { width: 100%; }
.role-pill { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; background: #e0ecdf; color: var(--verde); }
.role-pill.direccion { background: #e7e0ef; color: #6a4a8b; }
.role-pill.contabilidad { background: #e0e8ef; color: var(--azul); }
.link-danger { color: var(--rojo); cursor: pointer; background: none; border: none; font-size: 13px; }
.ok-msg { color: var(--verde); }
@media (max-width: 800px) { .admin-grid { grid-template-columns: 1fr; } }

/* ---- Reclamación ---- */
.rec-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 14px 0; }
.rec-controls label, .rec-subject { display: block; font-size: 13px; font-weight: 500; }
.rec-controls select, .rec-controls input, .rec-subject input {
  width: 100%; margin-top: 5px; padding: 9px 11px; border: 1px solid var(--borde);
  border-radius: 7px; font-size: 14px; background: #fff;
}
.rec-subject { margin-bottom: 12px; }
.rec-body-label { font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.rec-body {
  border: 1px solid var(--borde); border-radius: 8px; background: #fff;
  padding: 16px; min-height: 280px; max-height: 45vh; overflow: auto; font-size: 14px;
}
.rec-body table { width: 100%; }
.rec-actions { display: flex; align-items: center; gap: 12px; margin-top: 16px; }
.rec-nivel-badge { display:inline-block; padding:3px 12px; border-radius:20px; font-size:12px; font-weight:600; color:#fff; margin-left:10px; vertical-align:middle; }
.btn-generar { padding: 5px 12px; border-radius: 6px; border: 1px solid var(--verde); background: var(--verde); color:#fff; cursor: pointer; font-size: 12px; }
.btn-generar:hover { background: var(--verde-osc); }

/* ---- Modal ---- */
.modal-back {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  display: none; align-items: center; justify-content: center; z-index: 50;
}
.modal-back.open { display: flex; }
.modal {
  background: var(--crema-card); border-radius: 12px;
  width: min(1200px, 95vw); min-width: 560px; max-width: 98vw;
  height: 80vh; min-height: 300px; max-height: 92vh;
  overflow: auto; padding: 24px;
  resize: both; /* permite ampliar arrastrando la esquina inferior derecha */
}
.modal h2 { margin: 0 0 4px; color: var(--verde); }
.status-badge { display: inline-block; padding: 3px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; margin-left: 10px; vertical-align: middle; }
.status-badge.activo { background: #e0ecdf; color: var(--verde); }
.status-badge.inactivo { background: #f3ddd9; color: var(--rojo); }
.status-badge.bloqueado { background: #f5e8cf; color: var(--ambar); }
.modal .close { float: right; cursor: pointer; font-size: 22px; color: var(--gris); border: none; background: none; }
footer.copyright { text-align: center; color: var(--gris); font-size: 12px; padding: 24px; }