:root {
  --gbr-verde: #1f4d3a;
  --gbr-verde-claro: #2f7a58;
  --gbr-dorado: #b08d3e;
  --gris-fondo: #f4f5f3;
  --gris-borde: #dcdfd9;
  --texto: #22281f;
  --blanco: #ffffff;
  --rojo: #b23b3b;
  --amarillo: #c99a2e;
}

* { box-sizing: border-box; }

body {
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--gris-fondo);
  color: var(--texto);
  margin: 0;
}

.topbar {
  background: var(--gbr-verde);
  color: var(--blanco);
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.topbar .marca {
  font-size: 1.1rem;
  font-weight: 600;
}

.topbar nav a {
  color: var(--blanco);
  text-decoration: none;
  margin-left: 18px;
  font-size: 0.92rem;
  opacity: 0.9;
}

.topbar nav a:hover { opacity: 1; text-decoration: underline; }

.contenedor {
  max-width: 1180px;
  margin: 24px auto;
  padding: 0 20px;
}

.tarjeta {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-radius: 10px;
  padding: 22px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

h1, h2, h3 { color: var(--gbr-verde); margin-top: 0; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.2rem; border-bottom: 2px solid var(--gbr-dorado); padding-bottom: 6px; }
h3 { font-size: 1.02rem; }

.grid-form {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px 18px;
}
@media (max-width: 800px) { .grid-form { grid-template-columns: 1fr; } }

label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: #555;
  margin-bottom: 4px;
}

input, select, textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid #c8ccc4;
  border-radius: 6px;
  font-size: 0.92rem;
  font-family: inherit;
  background: #fff;
}

input[readonly], input:disabled, select:disabled {
  background: #eef0ec;
  color: #555;
}

textarea { resize: vertical; min-height: 60px; }

table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th, td { border: 1px solid var(--gris-borde); padding: 8px; text-align: left; }
th { background: #eef2ec; color: var(--gbr-verde); font-weight: 600; }

.btn {
  display: inline-block;
  background: var(--gbr-verde);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.92rem;
  text-decoration: none;
}
.btn:hover { background: var(--gbr-verde-claro); }
.btn-secundario { background: #6c7268; }
.btn-secundario:hover { background: #565b52; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #fff;
}
.badge-excepcional { background: #1f7a3d; }
.badge-sobresaliente { background: #2f7a58; }
.badge-cumple { background: #4a8f3c; }
.badge-desarrollo { background: var(--amarillo); }
.badge-nocumple { background: var(--rojo); }

.kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}
@media (max-width: 800px) { .kpis { grid-template-columns: repeat(2, 1fr); } }

.kpi {
  background: #fff;
  border: 1px solid var(--gris-borde);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
}
.kpi .valor { font-size: 1.8rem; font-weight: 700; color: var(--gbr-verde); }
.kpi .etiqueta { font-size: 0.8rem; color: #666; margin-top: 4px; }

.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .charts-grid { grid-template-columns: 1fr; } }

.alerta {
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}
.alerta-error { background: #fbe6e6; color: var(--rojo); border: 1px solid #f0c2c2; }
.alerta-exito { background: #e5f3e8; color: var(--gbr-verde); border: 1px solid #bfe0c8; }

.login-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-caja {
  background: #fff;
  padding: 36px;
  border-radius: 12px;
  width: 360px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.08);
  border-top: 4px solid var(--gbr-dorado);
}
.login-caja h1 { text-align: center; font-size: 1.15rem; }

.peso-total-ok { color: var(--gbr-verde-claro); font-weight: 700; }
.peso-total-mal { color: var(--rojo); font-weight: 700; }

footer { text-align: center; color: #888; font-size: 0.78rem; padding: 24px 0; }