/* ==================== */
/* VARIABLES Y GENERALES */
/* ==================== */
:root {
  --color-primario: #2271b1;
  --color-primario-hover: #135e96;
  --color-secundario: #d63638;
  --color-secundario-hover: #b32d2e;
  --color-seleccion: #e3f2fd;
  --color-borde-seleccion: #2196F3;
  --color-texto: #1d2327;
  --color-texto-secundario: #2c3338;
  --color-fondo: #fafafa;
  --color-borde: #ddd;
  --color-hover: #f0f8ff;
  --sombra-suave: 0 1px 3px rgba(0,0,0,0.1);
  --radio-borde: 4px;
  --transicion-rapida: 0.2s;
}

/* ============= */
/* ESTRUCTURA */
/* ============= */
#configuradorProveedores {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* ====================== */
/* FORMULARIO COMPACTO */
/* ====================== */
#formulario-proveedor {
  padding: 15px;
  background: #fff;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-suave);
  margin-bottom: 20px;
}

#formulario-proveedor h2 {
  margin: 0 0 15px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-borde);
  font-size: 1.2em;
  color: var(--color-texto);
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 15px;
  align-items: flex-end;
}

.form-field {
  flex: 1;
  min-width: 120px;
}

.form-field label {
  display: block;
  margin-bottom: 5px;
  font-size: 0.85em;
  color: var(--color-texto-secundario);
  font-weight: 500;
}

.form-field input[type="text"],
.form-field input[type="number"],
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-borde);
  font-size: 0.9em;
  transition: border-color var(--transicion-rapida), box-shadow var(--transicion-rapida);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-primario);
  box-shadow: 0 0 0 1px var(--color-primario);
}

.form-field.small {
  max-width: 100px;
}

#notas {
  min-height: 60px;
  resize: vertical;
}

#formulario-proveedor fieldset {
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-borde);
  padding: 12px;
  margin-bottom: 15px;
}

#formulario-proveedor legend {
  font-size: 0.85em;
  padding: 0 8px;
  color: var(--color-texto-secundario);
}

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.button-primary {
  background-color: var(--color-primario);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radio-borde);
  cursor: pointer;
  font-size: 14px;
  transition: background-color var(--transicion-rapida);
}

.button-primary:hover {
  background-color: var(--color-primario-hover);
}

.button-danger {
  background-color: var(--color-secundario);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radio-borde);
  cursor: pointer;
  font-size: 14px;
  transition: background-color var(--transicion-rapida);
}

.button-danger:hover {
  background-color: var(--color-secundario-hover);
}

.button-secondary {
  background-color: #6c757d;
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radio-borde);
  cursor: pointer;
  font-size: 14px;
  transition: background-color var(--transicion-rapida);
}

.button-secondary:hover {
  background-color: #5a6268;
}

/* ============= */
/* LISTADO PROVEEDORES */
/* ============= */
#listado-proveedores {
  background: var(--color-fondo);
  padding: 16px;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-suave);
  margin-bottom: 20px;
}

#listado-proveedores h2 {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 16px;
  color: var(--color-texto);
  border-bottom: 1px solid var(--color-borde);
  padding-bottom: 8px;
}

#buscador {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-borde);
  font-size: 14px;
  margin-bottom: 16px;
  box-sizing: border-box;
  transition: border-color var(--transicion-rapida), box-shadow var(--transicion-rapida);
}

#buscador:focus {
  outline: none;
  border-color: var(--color-primario);
  box-shadow: 0 0 0 1px var(--color-primario);
}

#resultados-proveedores {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-borde);
  background-color: white;
}

.proveedor-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-bottom: 1px solid #eee;
  cursor: pointer;
  font-size: 14px;
  transition: all var(--transicion-rapida);
  border-radius: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.proveedor-item:hover {
  background-color: var(--color-hover);
}

.proveedor-item.seleccionado {
  background-color: var(--color-seleccion);
  border-left: 3px solid var(--color-borde-seleccion);
  font-weight: bold;
  color: var(--color-texto);
}

.proveedor-item strong {
  color: var(--color-primario);
  font-weight: 600;
  margin-right: 10px;
}

.proveedor-item span {
  color: var(--color-texto-secundario);
  font-weight: normal;
  font-size: 0.95em;
}

/* ============= */
/* SERVICIOS PROVEEDOR */
/* ============= */
#servicios-proveedor {
  background: var(--color-fondo);
  padding: 16px;
  border-radius: var(--radio-borde);
  box-shadow: var(--sombra-suave);
  margin-bottom: 20px;
}

#servicios-proveedor h2 {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 16px;
  color: var(--color-texto);
  border-bottom: 1px solid var(--color-borde);
  padding-bottom: 8px;
}

#lista-servicios {
  margin-top: 16px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-borde);
  padding: 8px;
  background-color: white;
}

/* ============= */
/* RESPONSIVE */
/* ============= */
@media (max-width: 768px) {
  .form-row {
    flex-direction: column;
    gap: 10px;
  }

  .form-field {
    width: 100%;
    min-width: auto;
  }

  .form-actions {
    flex-direction: column;
  }

  .button-primary,
  .button-danger,
  .button-secondary {
    width: 100%;
    margin-bottom: 8px;
  }

  .proveedor-item {
    flex-direction: column;
    align-items: flex-start;
    white-space: normal;
  }
}

/* ============= */
/* ELEMENTOS VARIOS */
/* ============= */
hr {
  border: none;
  border-top: 1px solid var(--color-borde);
  margin: 24px 0;
}